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authorLinus Torvalds <torvalds@linux-foundation.org>2018-08-18 16:48:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-08-18 16:48:07 -0700
commit08b5fa819970c318e58ab638f497633c25971813 (patch)
treea08793025bd43f5efa99ca67f71ea5a50687b41c
parent7f02e1ce4a13edf295fcedbc663a8ca69bc1ff6e (diff)
parent13fe7056bebb4015c6231a07a1be4d3aebbfe979 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov: - a new driver for Rohm BU21029 touch controller - new bitmap APIs: bitmap_alloc, bitmap_zalloc and bitmap_free - updates to Atmel, eeti. pxrc and iforce drivers - assorted driver cleanups and fixes. * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (57 commits) MAINTAINERS: Add PhoenixRC Flight Controller Adapter Input: do not use WARN() in input_alloc_absinfo() Input: mark expected switch fall-throughs Input: raydium_i2c_ts - use true and false for boolean values Input: evdev - switch to bitmap API Input: gpio-keys - switch to bitmap_zalloc() Input: elan_i2c_smbus - cast sizeof to int for comparison bitmap: Add bitmap_alloc(), bitmap_zalloc() and bitmap_free() md: Avoid namespace collision with bitmap API dm: Avoid namespace collision with bitmap API Input: pm8941-pwrkey - add resin entry Input: pm8941-pwrkey - abstract register offsets and event code Input: iforce - reorganize joystick configuration lists Input: atmel_mxt_ts - move completion to after config crc is updated Input: atmel_mxt_ts - don't report zero pressure from T9 Input: atmel_mxt_ts - zero terminate config firmware file Input: atmel_mxt_ts - refactor config update code to add context struct Input: atmel_mxt_ts - config CRC may start at T71 Input: atmel_mxt_ts - remove unnecessary debug on ENOMEM Input: atmel_mxt_ts - remove duplicate setup of ABS_MT_PRESSURE ...
-rw-r--r--Documentation/devicetree/bindings/input/keys.txt8
-rw-r--r--Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt10
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/bu21029.txt35
-rw-r--r--Documentation/devicetree/bindings/input/touchscreen/eeti.txt30
-rw-r--r--MAINTAINERS7
-rw-r--r--drivers/input/evbug.c4
-rw-r--r--drivers/input/evdev.c16
-rw-r--r--drivers/input/gameport/emu10k1-gp.c4
-rw-r--r--drivers/input/gameport/lightning.c4
-rw-r--r--drivers/input/gameport/ns558.c4
-rw-r--r--drivers/input/input.c16
-rw-r--r--drivers/input/joystick/a3d.c4
-rw-r--r--drivers/input/joystick/adi.c4
-rw-r--r--drivers/input/joystick/amijoy.c4
-rw-r--r--drivers/input/joystick/analog.c4
-rw-r--r--drivers/input/joystick/cobra.c4
-rw-r--r--drivers/input/joystick/db9.c9
-rw-r--r--drivers/input/joystick/gamecon.c4
-rw-r--r--drivers/input/joystick/gf2k.c4
-rw-r--r--drivers/input/joystick/grip.c4
-rw-r--r--drivers/input/joystick/guillemot.c4
-rw-r--r--drivers/input/joystick/iforce/iforce-ff.c8
-rw-r--r--drivers/input/joystick/iforce/iforce-main.c30
-rw-r--r--drivers/input/joystick/iforce/iforce-packets.c16
-rw-r--r--drivers/input/joystick/iforce/iforce-serio.c4
-rw-r--r--drivers/input/joystick/iforce/iforce-usb.c4
-rw-r--r--drivers/input/joystick/iforce/iforce.h6
-rw-r--r--drivers/input/joystick/interact.c4
-rw-r--r--drivers/input/joystick/joydump.c4
-rw-r--r--drivers/input/joystick/magellan.c4
-rw-r--r--drivers/input/joystick/pxrc.c166
-rw-r--r--drivers/input/joystick/sidewinder.c4
-rw-r--r--drivers/input/joystick/spaceball.c4
-rw-r--r--drivers/input/joystick/spaceorb.c4
-rw-r--r--drivers/input/joystick/stinger.c4
-rw-r--r--drivers/input/joystick/tmdc.c4
-rw-r--r--drivers/input/joystick/turbografx.c4
-rw-r--r--drivers/input/joystick/warrior.c4
-rw-r--r--drivers/input/keyboard/adp5589-keys.c1
-rw-r--r--drivers/input/keyboard/amikbd.c4
-rw-r--r--drivers/input/keyboard/atakbd.c4
-rw-r--r--drivers/input/keyboard/cros_ec_keyb.c69
-rw-r--r--drivers/input/keyboard/gpio_keys.c8
-rw-r--r--drivers/input/keyboard/imx_keypad.c12
-rw-r--r--drivers/input/keyboard/newtonkbd.c4
-rw-r--r--drivers/input/keyboard/snvs_pwrkey.c15
-rw-r--r--drivers/input/keyboard/stowaway.c4
-rw-r--r--drivers/input/keyboard/sunkbd.c4
-rw-r--r--drivers/input/keyboard/xtkbd.c4
-rw-r--r--drivers/input/misc/keyspan_remote.c2
-rw-r--r--drivers/input/misc/pm8941-pwrkey.c70
-rw-r--r--drivers/input/misc/powermate.c2
-rw-r--r--drivers/input/misc/xen-kbdfront.c183
-rw-r--r--drivers/input/misc/yealink.c4
-rw-r--r--drivers/input/mouse/appletouch.c7
-rw-r--r--drivers/input/mouse/cyapa_gen5.c1
-rw-r--r--drivers/input/mouse/cyapa_gen6.c1
-rw-r--r--drivers/input/mouse/elan_i2c_smbus.c2
-rw-r--r--drivers/input/mouse/elantech.c2
-rw-r--r--drivers/input/mouse/inport.c4
-rw-r--r--drivers/input/mouse/logibm.c4
-rw-r--r--drivers/input/mouse/pc110pad.c4
-rw-r--r--drivers/input/mouse/sermouse.c8
-rw-r--r--drivers/input/serio/ct82c710.c4
-rw-r--r--drivers/input/serio/i8042.c3
-rw-r--r--drivers/input/serio/q40kbd.c4
-rw-r--r--drivers/input/serio/rpckbd.c4
-rw-r--r--drivers/input/serio/serio.c4
-rw-r--r--drivers/input/tablet/aiptek.c2
-rw-r--r--drivers/input/touchscreen/Kconfig12
-rw-r--r--drivers/input/touchscreen/Makefile1
-rw-r--r--drivers/input/touchscreen/atmel_mxt_ts.c223
-rw-r--r--drivers/input/touchscreen/bu21029_ts.c484
-rw-r--r--drivers/input/touchscreen/eeti_ts.c37
-rw-r--r--drivers/input/touchscreen/egalax_ts.c5
-rw-r--r--drivers/input/touchscreen/elo.c1
-rw-r--r--drivers/input/touchscreen/fsl-imx25-tcq.c21
-rw-r--r--drivers/input/touchscreen/gunze.c4
-rw-r--r--drivers/input/touchscreen/imx6ul_tsc.c14
-rw-r--r--drivers/input/touchscreen/raydium_i2c_ts.c4
-rw-r--r--drivers/input/touchscreen/wdt87xx_i2c.c2
-rw-r--r--drivers/md/dm-raid.c6
-rw-r--r--drivers/md/md-bitmap.c305
-rw-r--r--drivers/md/md-bitmap.h60
-rw-r--r--drivers/md/md-cluster.c18
-rw-r--r--drivers/md/md.c44
-rw-r--r--drivers/md/persistent-data/dm-space-map-common.c20
-rw-r--r--drivers/md/raid1.c35
-rw-r--r--drivers/md/raid10.c52
-rw-r--r--drivers/md/raid5-cache.c8
-rw-r--r--drivers/md/raid5.c44
-rw-r--r--include/linux/bitmap.h8
-rw-r--r--include/linux/gpio_keys.h2
-rw-r--r--include/linux/joystick.h4
-rw-r--r--include/uapi/linux/joystick.h4
-rw-r--r--include/xen/interface/io/displif.h8
-rw-r--r--include/xen/interface/io/kbdif.h78
-rw-r--r--include/xen/interface/io/sndif.h10
-rw-r--r--lib/bitmap.c20
99 files changed, 1468 insertions, 967 deletions
diff --git a/Documentation/devicetree/bindings/input/keys.txt b/Documentation/devicetree/bindings/input/keys.txt
new file mode 100644
index 000000000000..f5a5ddde53f1
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/keys.txt
@@ -0,0 +1,8 @@
+General Keys Properties:
+
+Optional properties for Keys:
+- power-off-time-sec: Duration in seconds which the key should be kept
+ pressed for device to power off automatically. Device with key pressed
+ shutdown feature can specify this property.
+- linux,keycodes: Specifies the numeric keycode values to be used for
+ reporting key presses.
diff --git a/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt b/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt
index 07bf55f6e0b9..34ab5763f494 100644
--- a/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt
+++ b/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt
@@ -7,6 +7,7 @@ PROPERTIES
Value type: <string>
Definition: must be one of:
"qcom,pm8941-pwrkey"
+ "qcom,pm8941-resin"
- reg:
Usage: required
@@ -32,6 +33,14 @@ PROPERTIES
Definition: presence of this property indicates that the KPDPWR_N pin
should be configured for pull up.
+- linux,code:
+ Usage: optional
+ Value type: <u32>
+ Definition: The input key-code associated with the power key.
+ Use the linux event codes defined in
+ include/dt-bindings/input/linux-event-codes.h
+ When property is omitted KEY_POWER is assumed.
+
EXAMPLE
pwrkey@800 {
@@ -40,4 +49,5 @@ EXAMPLE
interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
debounce = <15625>;
bias-pull-up;
+ linux,code = <KEY_POWER>;
};
diff --git a/Documentation/devicetree/bindings/input/touchscreen/bu21029.txt b/Documentation/devicetree/bindings/input/touchscreen/bu21029.txt
new file mode 100644
index 000000000000..8daa0e868a8f
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/bu21029.txt
@@ -0,0 +1,35 @@
+* Rohm BU21029 Touch Screen Controller
+
+Required properties:
+ - compatible : must be "rohm,bu21029"
+ - reg : i2c device address of the chip (0x40 or 0x41)
+ - interrupt-parent : the phandle for the gpio controller
+ - interrupts : (gpio) interrupt to which the chip is connected
+ - rohm,x-plate-ohms : x-plate resistance in Ohm
+
+Optional properties:
+ - reset-gpios : gpio pin to reset the chip (active low)
+ - touchscreen-size-x : horizontal resolution of touchscreen (in pixels)
+ - touchscreen-size-y : vertical resolution of touchscreen (in pixels)
+ - touchscreen-max-pressure: maximum pressure value
+ - vdd-supply : power supply for the controller
+
+Example:
+
+ &i2c1 {
+ /* ... */
+
+ bu21029: bu21029@40 {
+ compatible = "rohm,bu21029";
+ reg = <0x40>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
+ reset-gpios = <&gpio6 16 GPIO_ACTIVE_LOW>;
+ rohm,x-plate-ohms = <600>;
+ touchscreen-size-x = <800>;
+ touchscreen-size-y = <480>;
+ touchscreen-max-pressure = <4095>;
+ };
+
+ /* ... */
+ };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/eeti.txt b/Documentation/devicetree/bindings/input/touchscreen/eeti.txt
new file mode 100644
index 000000000000..32b3712c916e
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/eeti.txt
@@ -0,0 +1,30 @@
+Bindings for EETI touchscreen controller
+
+Required properties:
+- compatible: should be "eeti,exc3000-i2c"
+- reg: I2C address of the chip. Should be set to <0xa>
+- interrupts: interrupt to which the chip is connected
+
+Optional properties:
+- attn-gpios: A handle to a GPIO to check whether interrupt is still
+ latched. This is necessary for platforms that lack
+ support for level-triggered IRQs.
+
+The following optional properties described in touchscreen.txt are
+also supported:
+
+- touchscreen-inverted-x
+- touchscreen-inverted-y
+- touchscreen-swapped-x-y
+
+Example:
+
+i2c-master {
+ touchscreen@a {
+ compatible = "eeti,exc3000-i2c";
+ reg = <0xa>;
+ interrupt-parent = <&gpio>;
+ interrupts = <123 IRQ_TYPE_EDGE_RISING>;
+ attn-gpios = <&gpio 123 GPIO_ACTIVE_HIGH>;
+ };
+};
diff --git a/MAINTAINERS b/MAINTAINERS
index 71b8592a7264..955463f8d518 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11340,6 +11340,13 @@ S: Maintained
F: include/linux/personality.h
F: include/uapi/linux/personality.h
+PHOENIX RC FLIGHT CONTROLLER ADAPTER
+M: Marcus Folkesson <marcus.folkesson@gmail.com>
+L: linux-input@vger.kernel.org
+S: Maintained
+F: Documentation/input/devices/pxrc.rst
+F: drivers/input/joystick/pxrc.c
+
PHONET PROTOCOL
M: Remi Denis-Courmont <courmisch@gmail.com>
S: Supported
diff --git a/drivers/input/evbug.c b/drivers/input/evbug.c
index cd4e6679d61a..5419c1c1f621 100644
--- a/drivers/input/evbug.c
+++ b/drivers/input/evbug.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index c81c79d01d93..370206f987f9 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -481,7 +481,7 @@ static int evdev_release(struct inode *inode, struct file *file)
evdev_detach_client(evdev, client);
for (i = 0; i < EV_CNT; ++i)
- kfree(client->evmasks[i]);
+ bitmap_free(client->evmasks[i]);
kvfree(client);
@@ -925,17 +925,15 @@ static int evdev_handle_get_val(struct evdev_client *client,
{
int ret;
unsigned long *mem;
- size_t len;
- len = BITS_TO_LONGS(maxbit) * sizeof(unsigned long);
- mem = kmalloc(len, GFP_KERNEL);
+ mem = bitmap_alloc(maxbit, GFP_KERNEL);
if (!mem)
return -ENOMEM;
spin_lock_irq(&dev->event_lock);
spin_lock(&client->buffer_lock);
- memcpy(mem, bits, len);
+ bitmap_copy(mem, bits, maxbit);
spin_unlock(&dev->event_lock);
@@ -947,7 +945,7 @@ static int evdev_handle_get_val(struct evdev_client *client,
if (ret < 0)
evdev_queue_syn_dropped(client);
- kfree(mem);
+ bitmap_free(mem);
return ret;
}
@@ -1003,13 +1001,13 @@ static int evdev_set_mask(struct evdev_client *client,
if (!cnt)
return 0;
- mask = kcalloc(sizeof(unsigned long), BITS_TO_LONGS(cnt), GFP_KERNEL);
+ mask = bitmap_zalloc(cnt, GFP_KERNEL);
if (!mask)
return -ENOMEM;
error = bits_from_user(mask, cnt - 1, codes_size, codes, compat);
if (error < 0) {
- kfree(mask);
+ bitmap_free(mask);
return error;
}
@@ -1018,7 +1016,7 @@ static int evdev_set_mask(struct evdev_client *client,
client->evmasks[type] = mask;
spin_unlock_irqrestore(&client->buffer_lock, flags);
- kfree(oldmask);
+ bitmap_free(oldmask);
return 0;
}
diff --git a/drivers/input/gameport/emu10k1-gp.c b/drivers/input/gameport/emu10k1-gp.c
index 2909e9561cf3..afdc20ca0e24 100644
--- a/drivers/input/gameport/emu10k1-gp.c
+++ b/drivers/input/gameport/emu10k1-gp.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <asm/io.h>
diff --git a/drivers/input/gameport/lightning.c b/drivers/input/gameport/lightning.c
index 85d6ee09f11f..c6e74c7945cb 100644
--- a/drivers/input/gameport/lightning.c
+++ b/drivers/input/gameport/lightning.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <asm/io.h>
diff --git a/drivers/input/gameport/ns558.c b/drivers/input/gameport/ns558.c
index 7c217848613e..6437645858f9 100644
--- a/drivers/input/gameport/ns558.c
+++ b/drivers/input/gameport/ns558.c
@@ -21,10 +21,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <asm/io.h>
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 6365c1958264..3304aaaffe87 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -480,11 +480,19 @@ EXPORT_SYMBOL(input_inject_event);
*/
void input_alloc_absinfo(struct input_dev *dev)
{
- if (!dev->absinfo)
- dev->absinfo = kcalloc(ABS_CNT, sizeof(*dev->absinfo),
- GFP_KERNEL);
+ if (dev->absinfo)
+ return;
- WARN(!dev->absinfo, "%s(): kcalloc() failed?\n", __func__);
+ dev->absinfo = kcalloc(ABS_CNT, sizeof(*dev->absinfo), GFP_KERNEL);
+ if (!dev->absinfo) {
+ dev_err(dev->dev.parent ?: &dev->dev,
+ "%s: unable to allocate memory\n", __func__);
+ /*
+ * We will handle this allocation failure in
+ * input_register_device() when we refuse to register input
+ * device with ABS bits but without absinfo.
+ */
+ }
}
EXPORT_SYMBOL(input_alloc_absinfo);
diff --git a/drivers/input/joystick/a3d.c b/drivers/input/joystick/a3d.c
index 55efdfc7eb62..98307039a534 100644
--- a/drivers/input/joystick/a3d.c
+++ b/drivers/input/joystick/a3d.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/adi.c b/drivers/input/joystick/adi.c
index 15a71acb6997..f466c0d34247 100644
--- a/drivers/input/joystick/adi.c
+++ b/drivers/input/joystick/adi.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
diff --git a/drivers/input/joystick/amijoy.c b/drivers/input/joystick/amijoy.c
index c65b5fa69f1e..2b82a838c511 100644
--- a/drivers/input/joystick/amijoy.c
+++ b/drivers/input/joystick/amijoy.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/types.h>
diff --git a/drivers/input/joystick/analog.c b/drivers/input/joystick/analog.c
index c79dbcb4d146..2b445c8d3fcd 100644
--- a/drivers/input/joystick/analog.c
+++ b/drivers/input/joystick/analog.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
diff --git a/drivers/input/joystick/cobra.c b/drivers/input/joystick/cobra.c
index ae3ee24a2368..14cb956beac4 100644
--- a/drivers/input/joystick/cobra.c
+++ b/drivers/input/joystick/cobra.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/db9.c b/drivers/input/joystick/db9.c
index de0dd4756c84..804b1b80a8be 100644
--- a/drivers/input/joystick/db9.c
+++ b/drivers/input/joystick/db9.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
@@ -263,6 +259,7 @@ static unsigned char db9_saturn_read_packet(struct parport *port, unsigned char
db9_saturn_write_sub(port, type, 3, powered, 0);
return data[0] = 0xe3;
}
+ /* else: fall through */
default:
return data[0];
}
@@ -282,11 +279,14 @@ static int db9_saturn_report(unsigned char id, unsigned char data[60], struct in
switch (data[j]) {
case 0x16: /* multi controller (analog 4 axis) */
input_report_abs(dev, db9_abs[5], data[j + 6]);
+ /* fall through */
case 0x15: /* mission stick (analog 3 axis) */
input_report_abs(dev, db9_abs[3], data[j + 4]);
input_report_abs(dev, db9_abs[4], data[j + 5]);
+ /* fall through */
case 0x13: /* racing controller (analog 1 axis) */
input_report_abs(dev, db9_abs[2], data[j + 3]);
+ /* fall through */
case 0x34: /* saturn keyboard (udlr ZXC ASD QE Esc) */
case 0x02: /* digital pad (digital 2 axis + buttons) */
input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
@@ -380,6 +380,7 @@ static void db9_timer(struct timer_list *t)
input_report_abs(dev2, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
input_report_abs(dev2, ABS_Y, (data & DB9_DOWN ? 0 : 1) - (data & DB9_UP ? 0 : 1));
input_report_key(dev2, BTN_TRIGGER, ~data & DB9_FIRE1);
+ /* fall through */
case DB9_MULTI_0802:
diff --git a/drivers/input/joystick/gamecon.c b/drivers/input/joystick/gamecon.c
index 4e10ffdf8a36..d62e73dd9f7f 100644
--- a/drivers/input/joystick/gamecon.c
+++ b/drivers/input/joystick/gamecon.c
@@ -24,10 +24,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/input/joystick/gf2k.c b/drivers/input/joystick/gf2k.c
index 0f519db64748..50a60065ab14 100644
--- a/drivers/input/joystick/gf2k.c
+++ b/drivers/input/joystick/gf2k.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
diff --git a/drivers/input/joystick/grip.c b/drivers/input/joystick/grip.c
index eac9c5b8d73e..e10395ba62bc 100644
--- a/drivers/input/joystick/grip.c
+++ b/drivers/input/joystick/grip.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/guillemot.c b/drivers/input/joystick/guillemot.c
index a9ac2f9cfce0..43ff817d80ac 100644
--- a/drivers/input/joystick/guillemot.c
+++ b/drivers/input/joystick/guillemot.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/iforce/iforce-ff.c b/drivers/input/joystick/iforce/iforce-ff.c
index 0de9a0943a9e..3536d5f5ad18 100644
--- a/drivers/input/joystick/iforce/iforce-ff.c
+++ b/drivers/input/joystick/iforce/iforce-ff.c
@@ -19,10 +19,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include "iforce.h"
@@ -56,7 +52,7 @@ static int make_magnitude_modifier(struct iforce* iforce,
iforce_send_packet(iforce, FF_CMD_MAGNITUDE, data);
- iforce_dump_packet("magnitude: ", FF_CMD_MAGNITUDE, data);
+ iforce_dump_packet(iforce, "magnitude", FF_CMD_MAGNITUDE, data);
return 0;
}
@@ -178,7 +174,7 @@ static int make_condition_modifier(struct iforce* iforce,
data[9] = (100 * lsat) >> 16;
iforce_send_packet(iforce, FF_CMD_CONDITION, data);
- iforce_dump_packet("condition", FF_CMD_CONDITION, data);
+ iforce_dump_packet(iforce, "condition", FF_CMD_CONDITION, data);
return 0;
}
diff --git a/drivers/input/joystick/iforce/iforce-main.c b/drivers/input/joystick/iforce/iforce-main.c
index daeeb4c7e3b0..58d5cfe46526 100644
--- a/drivers/input/joystick/iforce/iforce-main.c
+++ b/drivers/input/joystick/iforce/iforce-main.c
@@ -19,10 +19,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include "iforce.h"
@@ -33,21 +29,14 @@ MODULE_LICENSE("GPL");
static signed short btn_joystick[] =
{ BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
- BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_BASE5, BTN_A, BTN_B, BTN_C, -1 };
-
-static signed short btn_avb_pegasus[] =
-{ BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
- BTN_BASE2, BTN_BASE3, BTN_BASE4, -1 };
+ BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_BASE5, BTN_A,
+ BTN_B, BTN_C, BTN_DEAD, -1 };
-static signed short btn_wheel[] =
-{ BTN_TRIGGER, BTN_TOP, BTN_THUMB, BTN_TOP2, BTN_BASE,
- BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_BASE5, BTN_A, BTN_B, BTN_C, -1 };
-
-static signed short btn_avb_tw[] =
+static signed short btn_joystick_avb[] =
{ BTN_TRIGGER, BTN_THUMB, BTN_TOP, BTN_TOP2, BTN_BASE,
- BTN_BASE2, BTN_BASE3, BTN_BASE4, -1 };
+ BTN_BASE2, BTN_BASE3, BTN_BASE4, BTN_DEAD, -1 };
-static signed short btn_avb_wheel[] =
+static signed short btn_wheel[] =
{ BTN_GEAR_DOWN, BTN_GEAR_UP, BTN_BASE, BTN_BASE2, BTN_BASE3,
BTN_BASE4, BTN_BASE5, BTN_BASE6, -1 };
@@ -73,9 +62,9 @@ static struct iforce_device iforce_device[] = {
{ 0x044f, 0xa01c, "Thrustmaster Motor Sport GT", btn_wheel, abs_wheel, ff_iforce },
{ 0x046d, 0xc281, "Logitech WingMan Force", btn_joystick, abs_joystick, ff_iforce },
{ 0x046d, 0xc291, "Logitech WingMan Formula Force", btn_wheel, abs_wheel, ff_iforce },
- { 0x05ef, 0x020a, "AVB Top Shot Pegasus", btn_avb_pegasus, abs_avb_pegasus, ff_iforce },
- { 0x05ef, 0x8884, "AVB Mag Turbo Force", btn_avb_wheel, abs_wheel, ff_iforce },
- { 0x05ef, 0x8888, "AVB Top Shot Force Feedback Racing Wheel", btn_avb_tw, abs_wheel, ff_iforce }, //?
+ { 0x05ef, 0x020a, "AVB Top Shot Pegasus", btn_joystick_avb, abs_avb_pegasus, ff_iforce },
+ { 0x05ef, 0x8884, "AVB Mag Turbo Force", btn_wheel, abs_wheel, ff_iforce },
+ { 0x05ef, 0x8888, "AVB Top Shot Force Feedback Racing Wheel", btn_wheel, abs_wheel, ff_iforce }, //?
{ 0x061c, 0xc0a4, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce }, //?
{ 0x061c, 0xc084, "ACT LABS Force RS", btn_wheel, abs_wheel, ff_iforce },
{ 0x06f8, 0x0001, "Guillemot Race Leader Force Feedback", btn_wheel, abs_wheel, ff_iforce }, //?
@@ -360,7 +349,7 @@ int iforce_init_device(struct iforce *iforce)
for (i = 0; c[i]; i++)
if (!iforce_get_id_packet(iforce, c + i))
- iforce_dump_packet("info", iforce->ecmd, iforce->edata);
+ iforce_dump_packet(iforce, "info", iforce->ecmd, iforce->edata);
/*
* Disable spring, enable force feedback.
@@ -388,7 +377,6 @@ int iforce_init_device(struct iforce *iforce)
for (i = 0; iforce->type->btn[i] >= 0; i++)
set_bit(iforce->type->btn[i], input_dev->keybit);
- set_bit(BTN_DEAD, input_dev->keybit);
for (i = 0; iforce->type->abs[i] >= 0; i++) {
diff --git a/drivers/input/joystick/iforce/iforce-packets.c b/drivers/input/joystick/iforce/iforce-packets.c
index 08f98f2eaf88..c10169f4554e 100644
--- a/drivers/input/joystick/iforce/iforce-packets.c
+++ b/drivers/input/joystick/iforce/iforce-packets.c
@@ -19,10 +19,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include "iforce.h"
@@ -33,14 +29,10 @@ static struct {
} iforce_hat_to_axis[16] = {{ 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};
-void iforce_dump_packet(char *msg, u16 cmd, unsigned char *data)
+void iforce_dump_packet(struct iforce *iforce, char *msg, u16 cmd, unsigned char *data)
{
- int i;
-
- printk(KERN_DEBUG __FILE__ ": %s cmd = %04x, data = ", msg, cmd);
- for (i = 0; i < LO(cmd); i++)
- printk("%02x ", data[i]);
- printk("\n");
+ dev_dbg(iforce->dev->dev.parent, "%s %s cmd = %04x, data = %*ph\n",
+ __func__, msg, cmd, LO(cmd), data);
}
/*
@@ -255,7 +247,7 @@ int iforce_get_id_packet(struct iforce *iforce, char *packet)
iforce->cr.bRequest = packet[0];
iforce->ctrl->dev = iforce->usbdev;
- status = usb_submit_urb(iforce->ctrl, GFP_ATOMIC);
+ status = usb_submit_urb(iforce->ctrl, GFP_KERNEL);
if (status) {
dev_err(&iforce->intf->dev,
"usb_submit_urb failed %d\n", status);
diff --git a/drivers/input/joystick/iforce/iforce-serio.c b/drivers/input/joystick/iforce/iforce-serio.c
index 154e827b559b..f4ba4a751fe0 100644
--- a/drivers/input/joystick/iforce/iforce-serio.c
+++ b/drivers/input/joystick/iforce/iforce-serio.c
@@ -19,10 +19,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include "iforce.h"
diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index e8724f1a4a25..78073259c9a1 100644
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -19,10 +19,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include "iforce.h"
diff --git a/drivers/input/joystick/iforce/iforce.h b/drivers/input/joystick/iforce/iforce.h
index 96ae4f5bd0eb..0e9d01f8bcb6 100644
--- a/drivers/input/joystick/iforce/iforce.h
+++ b/drivers/input/joystick/iforce/iforce.h
@@ -19,10 +19,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
@@ -158,7 +154,7 @@ int iforce_init_device(struct iforce *iforce);
int iforce_control_playback(struct iforce*, u16 id, unsigned int);
void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data);
int iforce_send_packet(struct iforce *iforce, u16 cmd, unsigned char* data);
-void iforce_dump_packet(char *msg, u16 cmd, unsigned char *data) ;
+void iforce_dump_packet(struct iforce *iforce, char *msg, u16 cmd, unsigned char *data);
int iforce_get_id_packet(struct iforce *iforce, char *packet);
/* iforce-ff.c */
diff --git a/drivers/input/joystick/interact.c b/drivers/input/joystick/interact.c
index 17c2c800743c..598788b3da62 100644
--- a/drivers/input/joystick/interact.c
+++ b/drivers/input/joystick/interact.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/joydump.c b/drivers/input/joystick/joydump.c
index 7f4dff9a566f..344ab44ff581 100644
--- a/drivers/input/joystick/joydump.c
+++ b/drivers/input/joystick/joydump.c
@@ -21,10 +21,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/joystick/magellan.c b/drivers/input/joystick/magellan.c
index a9d0e3edca94..95a34ab34fc3 100644
--- a/drivers/input/joystick/magellan.c
+++ b/drivers/input/joystick/magellan.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/pxrc.c b/drivers/input/joystick/pxrc.c
index 07a0dbd3ced2..ea2bf5951d67 100644
--- a/drivers/input/joystick/pxrc.c
+++ b/drivers/input/joystick/pxrc.c
@@ -3,7 +3,6 @@
* Driver for Phoenix RC Flight Controller Adapter
*
* Copyright (C) 2018 Marcus Folkesson <marcus.folkesson@gmail.com>
- *
*/
#include <linux/kernel.h>
@@ -16,31 +15,22 @@
#include <linux/mutex.h>
#include <linux/input.h>
-#define PXRC_VENDOR_ID (0x1781)
-#define PXRC_PRODUCT_ID (0x0898)
-
-static const struct usb_device_id pxrc_table[] = {
- { USB_DEVICE(PXRC_VENDOR_ID, PXRC_PRODUCT_ID) },
- { }
-};
-MODULE_DEVICE_TABLE(usb, pxrc_table);
+#define PXRC_VENDOR_ID 0x1781
+#define PXRC_PRODUCT_ID 0x0898
struct pxrc {
struct input_dev *input;
- struct usb_device *udev;
struct usb_interface *intf;
struct urb *urb;
struct mutex pm_mutex;
bool is_open;
- __u8 epaddr;
char phys[64];
- unsigned char *data;
- size_t bsize;
};
static void pxrc_usb_irq(struct urb *urb)
{
struct pxrc *pxrc = urb->context;
+ u8 *data = urb->transfer_buffer;
int error;
switch (urb->status) {
@@ -68,15 +58,15 @@ static void pxrc_usb_irq(struct urb *urb)
}
if (urb->actual_length == 8) {
- input_report_abs(pxrc->input, ABS_X, pxrc->data[0]);
- input_report_abs(pxrc->input, ABS_Y, pxrc->data[2]);
- input_report_abs(pxrc->input, ABS_RX, pxrc->data[3]);
- input_report_abs(pxrc->input, ABS_RY, pxrc->data[4]);
- input_report_abs(pxrc->input, ABS_RUDDER, pxrc->data[5]);
- input_report_abs(pxrc->input, ABS_THROTTLE, pxrc->data[6]);
- input_report_abs(pxrc->input, ABS_MISC, pxrc->data[7]);
-
- input_report_key(pxrc->input, BTN_A, pxrc->data[1]);
+ input_report_abs(pxrc->input, ABS_X, data[0]);
+ input_report_abs(pxrc->input, ABS_Y, data[2]);
+ input_report_abs(pxrc->input, ABS_RX, data[3]);
+ input_report_abs(pxrc->input, ABS_RY, data[4]);
+ input_report_abs(pxrc->input, ABS_RUDDER, data[5]);
+ input_report_abs(pxrc->input, ABS_THROTTLE, data[6]);
+ input_report_abs(pxrc->input, ABS_MISC, data[7]);
+
+ input_report_key(pxrc->input, BTN_A, data[1]);
}
exit:
@@ -120,61 +110,73 @@ static void pxrc_close(struct input_dev *input)
mutex_unlock(&pxrc->pm_mutex);
}
-static int pxrc_usb_init(struct pxrc *pxrc)
+static void pxrc_free_urb(void *_pxrc)
{
+ struct pxrc *pxrc = _pxrc;
+
+ usb_free_urb(pxrc->urb);
+}
+
+static int pxrc_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct usb_device *udev = interface_to_usbdev(intf);
+ struct pxrc *pxrc;
struct usb_endpoint_descriptor *epirq;
- unsigned int pipe;
- int retval;
+ size_t xfer_size;
+ void *xfer_buf;
+ int error;
- /* Set up the endpoint information */
- /* This device only has an interrupt endpoint */
- retval = usb_find_common_endpoints(pxrc->intf->cur_altsetting,
- NULL, NULL, &epirq, NULL);
- if (retval) {
- dev_err(&pxrc->intf->dev,
- "Could not find endpoint\n");
- goto error;
+ /*
+ * Locate the endpoint information. This device only has an
+ * interrupt endpoint.
+ */
+ error = usb_find_common_endpoints(intf->cur_altsetting,
+ NULL, NULL, &epirq, NULL);
+ if (error) {
+ dev_err(&intf->dev, "Could not find endpoint\n");
+ return error;
}
- pxrc->bsize = usb_endpoint_maxp(epirq);
- pxrc->epaddr = epirq->bEndpointAddress;
- pxrc->data = devm_kmalloc(&pxrc->intf->dev, pxrc->bsize, GFP_KERNEL);
- if (!pxrc->data) {
- retval = -ENOMEM;
- goto error;
- }
+ pxrc = devm_kzalloc(&intf->dev, sizeof(*pxrc), GFP_KERNEL);
+ if (!pxrc)
+ return -ENOMEM;
- usb_set_intfdata(pxrc->intf, pxrc);
- usb_make_path(pxrc->udev, pxrc->phys, sizeof(pxrc->phys));
- strlcat(pxrc->phys, "/input0", sizeof(pxrc->phys));
+ mutex_init(&pxrc->pm_mutex);
+ pxrc->intf = intf;
- pxrc->urb = usb_alloc_urb(0, GFP_KERNEL);
- if (!pxrc->urb) {
- retval = -ENOMEM;
- goto error;
- }
+ usb_set_intfdata(pxrc->intf, pxrc);
- pipe = usb_rcvintpipe(pxrc->udev, pxrc->epaddr),
- usb_fill_int_urb(pxrc->urb, pxrc->udev, pipe, pxrc->data, pxrc->bsize,
- pxrc_usb_irq, pxrc, 1);
+ xfer_size = usb_endpoint_maxp(epirq);
+ xfer_buf = devm_kmalloc(&intf->dev, xfer_size, GFP_KERNEL);
+ if (!xfer_buf)
+ return -ENOMEM;
-error:
- return retval;
+ pxrc->urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (!pxrc->urb)
+ return -ENOMEM;
+ error = devm_add_action_or_reset(&intf->dev, pxrc_free_urb, pxrc);
+ if (error)
+ return error;
-}
+ usb_fill_int_urb(pxrc->urb, udev,
+ usb_rcvintpipe(udev, epirq->bEndpointAddress),
+ xfer_buf, xfer_size, pxrc_usb_irq, pxrc, 1);
-static int pxrc_input_init(struct pxrc *pxrc)
-{
- pxrc->input = devm_input_allocate_device(&pxrc->intf->dev);
- if (pxrc->input == NULL) {
- dev_err(&pxrc->intf->dev, "couldn't allocate input device\n");
+ pxrc->input = devm_input_allocate_device(&intf->dev);
+ if (!pxrc->input) {
+ dev_err(&intf->dev, "couldn't allocate input device\n");
return -ENOMEM;
}
pxrc->input->name = "PXRC Flight Controller Adapter";
+
+ usb_make_path(udev, pxrc->phys, sizeof(pxrc->phys));
+ strlcat(pxrc->phys, "/input0", sizeof(pxrc->phys));
pxrc->input->phys = pxrc->phys;
- usb_to_input_id(pxrc->udev, &pxrc->input->id);
+
+ usb_to_input_id(udev, &pxrc->input->id);
pxrc->input->open = pxrc_open;
pxrc->input->close = pxrc_close;
@@ -190,46 +192,16 @@ static int pxrc_input_init(struct pxrc *pxrc)
input_set_drvdata(pxrc->input, pxrc);
- return input_register_device(pxrc->input);
-}
-
-static int pxrc_probe(struct usb_interface *intf,
- const struct usb_device_id *id)
-{
- struct pxrc *pxrc;
- int retval;
-
- pxrc = devm_kzalloc(&intf->dev, sizeof(*pxrc), GFP_KERNEL);
- if (!pxrc)
- return -ENOMEM;
-
- mutex_init(&pxrc->pm_mutex);
- pxrc->udev = usb_get_dev(interface_to_usbdev(intf));
- pxrc->intf = intf;
-
- retval = pxrc_usb_init(pxrc);
- if (retval)
- goto error;
-
- retval = pxrc_input_init(pxrc);
- if (retval)
- goto err_free_urb;
+ error = input_register_device(pxrc->input);
+ if (error)
+ return error;
return 0;
-
-err_free_urb:
- usb_free_urb(pxrc->urb);
-
-error:
- return retval;
}
static void pxrc_disconnect(struct usb_interface *intf)
{
- struct pxrc *pxrc = usb_get_intfdata(intf);
-
- usb_free_urb(pxrc->urb);
- usb_set_intfdata(intf, NULL);
+ /* All driver resources are devm-managed. */
}
static int pxrc_suspend(struct usb_interface *intf, pm_message_t message)
@@ -284,6 +256,12 @@ static int pxrc_reset_resume(struct usb_interface *intf)
return pxrc_resume(intf);
}
+static const struct usb_device_id pxrc_table[] = {
+ { USB_DEVICE(PXRC_VENDOR_ID, PXRC_PRODUCT_ID) },
+ { }
+};
+MODULE_DEVICE_TABLE(usb, pxrc_table);
+
static struct usb_driver pxrc_driver = {
.name = "pxrc",
.probe = pxrc_probe,
diff --git a/drivers/input/joystick/sidewinder.c b/drivers/input/joystick/sidewinder.c
index 5e602a6852b7..f46bf4d41972 100644
--- a/drivers/input/joystick/sidewinder.c
+++ b/drivers/input/joystick/sidewinder.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
diff --git a/drivers/input/joystick/spaceball.c b/drivers/input/joystick/spaceball.c
index bb3faeff8cac..ffb9c1f495b6 100644
--- a/drivers/input/joystick/spaceball.c
+++ b/drivers/input/joystick/spaceball.c
@@ -24,10 +24,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/spaceorb.c b/drivers/input/joystick/spaceorb.c
index 05da0ed514e2..20540ee71d7f 100644
--- a/drivers/input/joystick/spaceorb.c
+++ b/drivers/input/joystick/spaceorb.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/stinger.c b/drivers/input/joystick/stinger.c
index cb10e7b097ae..ba8579435d6c 100644
--- a/drivers/input/joystick/stinger.c
+++ b/drivers/input/joystick/stinger.c
@@ -21,10 +21,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/tmdc.c b/drivers/input/joystick/tmdc.c
index 7e17cde464f0..6f4a01cfe79f 100644
--- a/drivers/input/joystick/tmdc.c
+++ b/drivers/input/joystick/tmdc.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
diff --git a/drivers/input/joystick/turbografx.c b/drivers/input/joystick/turbografx.c
index e2685753e460..bf2f9925e416 100644
--- a/drivers/input/joystick/turbografx.c
+++ b/drivers/input/joystick/turbografx.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/joystick/warrior.c b/drivers/input/joystick/warrior.c
index ef5391ba4470..b60cab168e2a 100644
--- a/drivers/input/joystick/warrior.c
+++ b/drivers/input/joystick/warrior.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/kernel.h>
diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index 32d94c63dc33..2835fba71c33 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -885,6 +885,7 @@ static int adp5589_probe(struct i2c_client *client,
switch (id->driver_data) {
case ADP5585_02:
kpad->support_row5 = true;
+ /* fall through */
case ADP5585_01:
kpad->is_adp5585 = true;
kpad->var = &const_adp5585;
diff --git a/drivers/input/keyboard/amikbd.c b/drivers/input/keyboard/amikbd.c
index e04a3b4e55d6..420e33c49e58 100644
--- a/drivers/input/keyboard/amikbd.c
+++ b/drivers/input/keyboard/amikbd.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/keyboard/atakbd.c b/drivers/input/keyboard/atakbd.c
index f1235831283d..6f62da2909ec 100644
--- a/drivers/input/keyboard/atakbd.c
+++ b/drivers/input/keyboard/atakbd.c
@@ -34,10 +34,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/keyboard/cros_ec_keyb.c b/drivers/input/keyboard/cros_ec_keyb.c
index 489ddd37bd4e..81be6f781f0b 100644
--- a/drivers/input/keyboard/cros_ec_keyb.c
+++ b/drivers/input/keyboard/cros_ec_keyb.c
@@ -1,25 +1,15 @@
-/*
- * ChromeOS EC keyboard driver
- *
- * Copyright (C) 2012 Google, Inc
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * This driver uses the Chrome OS EC byte-level message-based protocol for
- * communicating the keyboard state (which keys are pressed) from a keyboard EC
- * to the AP over some bus (such as i2c, lpc, spi). The EC does debouncing,
- * but everything else (including deghosting) is done here. The main
- * motivation for this is to keep the EC firmware as simple as possible, since
- * it cannot be easily upgraded and EC flash/IRAM space is relatively
- * expensive.
- */
+// SPDX-License-Identifier: GPL-2.0
+// ChromeOS EC keyboard driver
+//
+// Copyright (C) 2012 Google, Inc.
+//
+// This driver uses the ChromeOS EC byte-level message-based protocol for
+// communicating the keyboard state (which keys are pressed) from a keyboard EC
+// to the AP over some bus (such as i2c, lpc, spi). The EC does debouncing,
+// but everything else (including deghosting) is done here. The main
+// motivation for this is to keep the EC firmware as simple as possible, since
+// it cannot be easily upgraded and EC flash/IRAM space is relatively
+// expensive.
#include <linux/module.h>
#include <linux/bitops.h>
@@ -170,9 +160,6 @@ static void cros_ec_keyb_process(struct cros_ec_keyb *ckdev,
int col, row;
int new_state;
int old_state;
- int num_cols;
-
- num_cols = len;
if (ckdev->ghost_filter && cros_ec_keyb_has_ghosting(ckdev, kb_state)) {
/*
@@ -242,19 +229,17 @@ static int cros_ec_keyb_work(struct notifier_block *nb,
u32 val;
unsigned int ev_type;
+ /*
+ * If not wake enabled, discard key state changes during
+ * suspend. Switches will be re-checked in
+ * cros_ec_keyb_resume() to be sure nothing is lost.
+ */
+ if (queued_during_suspend && !device_may_wakeup(ckdev->dev))
+ return NOTIFY_OK;
+
switch (ckdev->ec->event_data.event_type) {
case EC_MKBP_EVENT_KEY_MATRIX:
- if (device_may_wakeup(ckdev->dev)) {
- pm_wakeup_event(ckdev->dev, 0);
- } else {
- /*
- * If keyboard is not wake enabled, discard key state
- * changes during suspend. Switches will be re-checked
- * in cros_ec_keyb_resume() to be sure nothing is lost.
- */
- if (queued_during_suspend)
- return NOTIFY_OK;
- }
+ pm_wakeup_event(ckdev->dev, 0);
if (ckdev->ec->event_size != ckdev->cols) {
dev_err(ckdev->dev,
@@ -268,10 +253,7 @@ static int cros_ec_keyb_work(struct notifier_block *nb,
break;
case EC_MKBP_EVENT_SYSRQ:
- if (device_may_wakeup(ckdev->dev))
- pm_wakeup_event(ckdev->dev, 0);
- else if (queued_during_suspend)
- return NOTIFY_OK;
+ pm_wakeup_event(ckdev->dev, 0);
val = get_unaligned_le32(&ckdev->ec->event_data.data.sysrq);
dev_dbg(ckdev->dev, "sysrq code from EC: %#x\n", val);
@@ -280,10 +262,7 @@ static int cros_ec_keyb_work(struct notifier_block *nb,
case EC_MKBP_EVENT_BUTTON:
case EC_MKBP_EVENT_SWITCH:
- if (device_may_wakeup(ckdev->dev))
- pm_wakeup_event(ckdev->dev, 0);
- else if (queued_during_suspend)
- return NOTIFY_OK;
+ pm_wakeup_event(ckdev->dev, 0);
if (ckdev->ec->event_data.event_type == EC_MKBP_EVENT_BUTTON) {
val = get_unaligned_le32(
@@ -683,6 +662,6 @@ static struct platform_driver cros_ec_keyb_driver = {
module_platform_driver(cros_ec_keyb_driver);
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("ChromeOS EC keyboard driver");
MODULE_ALIAS("platform:cros-ec-keyb");
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 052e37675086..492a971b95b5 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -196,7 +196,7 @@ static ssize_t gpio_keys_attr_show_helper(struct gpio_keys_drvdata *ddata,
ssize_t ret;
int i;
- bits = kcalloc(BITS_TO_LONGS(n_events), sizeof(*bits), GFP_KERNEL);
+ bits = bitmap_zalloc(n_events, GFP_KERNEL);
if (!bits)
return -ENOMEM;
@@ -216,7 +216,7 @@ static ssize_t gpio_keys_attr_show_helper(struct gpio_keys_drvdata *ddata,
buf[ret++] = '\n';
buf[ret] = '\0';
- kfree(bits);
+ bitmap_free(bits);
return ret;
}
@@ -240,7 +240,7 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata,
ssize_t error;
int i;
- bits = kcalloc(BITS_TO_LONGS(n_events), sizeof(*bits), GFP_KERNEL);
+ bits = bitmap_zalloc(n_events, GFP_KERNEL);
if (!bits)
return -ENOMEM;
@@ -284,7 +284,7 @@ static ssize_t gpio_keys_attr_store_helper(struct gpio_keys_drvdata *ddata,
mutex_unlock(&ddata->disable_lock);
out:
- kfree(bits);
+ bitmap_free(bits);
return error;
}
diff --git a/drivers/input/keyboard/imx_keypad.c b/drivers/input/keyboard/imx_keypad.c
index 25d61d8d4fc4..539cb670de41 100644
--- a/drivers/input/keyboard/imx_keypad.c
+++ b/drivers/input/keyboard/imx_keypad.c
@@ -1,11 +1,7 @@
-/*
- * Driver for the IMX keypad port.
- * Copyright (C) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
+// SPDX-License-Identifier: GPL-2.0
+//
+// Driver for the IMX keypad port.
+// Copyright (C) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
#include <linux/clk.h>
#include <linux/delay.h>
diff --git a/drivers/input/keyboard/newtonkbd.c b/drivers/input/keyboard/newtonkbd.c
index fb9b8e23ab93..de26e2df0ad5 100644
--- a/drivers/input/keyboard/newtonkbd.c
+++ b/drivers/input/keyboard/newtonkbd.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <j.cormack@doc.ic.ac.uk>, or by paper mail:
- * Justin Cormack, 68 Dartmouth Park Road, London NW5 1SN, UK.
*/
#include <linux/slab.h>
diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c
index 53c768b95939..effb63205d3d 100644
--- a/drivers/input/keyboard/snvs_pwrkey.c
+++ b/drivers/input/keyboard/snvs_pwrkey.c
@@ -1,14 +1,7 @@
-/*
- * Driver for the IMX SNVS ON/OFF Power Key
- * Copyright (C) 2015 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Driver for the IMX SNVS ON/OFF Power Key
+// Copyright (C) 2015 Freescale Semiconductor, Inc. All Rights Reserved.
#include <linux/device.h>
#include <linux/err.h>
diff --git a/drivers/input/keyboard/stowaway.c b/drivers/input/keyboard/stowaway.c
index 8b6de9a692dc..15a5e74dbe91 100644
--- a/drivers/input/keyboard/stowaway.c
+++ b/drivers/input/keyboard/stowaway.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <marek.vasut@gmail.com>, or by paper mail:
- * Marek Vasut, Liskovecka 559, Frydek-Mistek, 738 01 Czech Republic
*/
#include <linux/slab.h>
diff --git a/drivers/input/keyboard/sunkbd.c b/drivers/input/keyboard/sunkbd.c
index c95707ea2656..ad5d7f94f95a 100644
--- a/drivers/input/keyboard/sunkbd.c
+++ b/drivers/input/keyboard/sunkbd.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
diff --git a/drivers/input/keyboard/xtkbd.c b/drivers/input/keyboard/xtkbd.c
index 8f64b9ded8d0..f7598114b962 100644
--- a/drivers/input/keyboard/xtkbd.c
+++ b/drivers/input/keyboard/xtkbd.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/slab.h>
diff --git a/drivers/input/misc/keyspan_remote.c b/drivers/input/misc/keyspan_remote.c
index 67482b248b2d..a8937ceac66a 100644
--- a/drivers/input/misc/keyspan_remote.c
+++ b/drivers/input/misc/keyspan_remote.c
@@ -466,7 +466,7 @@ static int keyspan_probe(struct usb_interface *interface, const struct usb_devic
remote->in_endpoint = endpoint;
remote->toggle = -1; /* Set to -1 so we will always not match the toggle from the first remote message. */
- remote->in_buffer = usb_alloc_coherent(udev, RECV_SIZE, GFP_ATOMIC, &remote->in_dma);
+ remote->in_buffer = usb_alloc_coherent(udev, RECV_SIZE, GFP_KERNEL, &remote->in_dma);
if (!remote->in_buffer) {
error = -ENOMEM;
goto fail1;
diff --git a/drivers/input/misc/pm8941-pwrkey.c b/drivers/input/misc/pm8941-pwrkey.c
index 18ad956454f1..48153e0ca19a 100644
--- a/drivers/input/misc/pm8941-pwrkey.c
+++ b/drivers/input/misc/pm8941-pwrkey.c
@@ -20,6 +20,7 @@
#include <linux/log2.h>
#include <linux/module.h>
#include <linux/of.h>
+#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/reboot.h>
#include <linux/regmap.h>
@@ -28,6 +29,7 @@
#define PON_RT_STS 0x10
#define PON_KPDPWR_N_SET BIT(0)
+#define PON_RESIN_N_SET BIT(1)
#define PON_PS_HOLD_RST_CTL 0x5a
#define PON_PS_HOLD_RST_CTL2 0x5b
@@ -38,10 +40,15 @@
#define PON_PULL_CTL 0x70
#define PON_KPDPWR_PULL_UP BIT(1)
+#define PON_RESIN_PULL_UP BIT(0)
#define PON_DBC_CTL 0x71
#define PON_DBC_DELAY_MASK 0x7
+struct pm8941_data {
+ unsigned int pull_up_bit;
+ unsigned int status_bit;
+};
struct pm8941_pwrkey {
struct device *dev;
@@ -52,6 +59,9 @@ struct pm8941_pwrkey {
unsigned int revision;
struct notifier_block reboot_notifier;
+
+ u32 code;
+ const struct pm8941_data *data;
};
static int pm8941_reboot_notify(struct notifier_block *nb,
@@ -124,7 +134,8 @@ static irqreturn_t pm8941_pwrkey_irq(int irq, void *_data)
if (error)
return IRQ_HANDLED;
- input_report_key(pwrkey->input, KEY_POWER, !!(sts & PON_KPDPWR_N_SET));
+ input_report_key(pwrkey->input, pwrkey->code,
+ sts & pwrkey->data->status_bit);
input_sync(pwrkey->input);
return IRQ_HANDLED;
@@ -157,6 +168,7 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev)
{
struct pm8941_pwrkey *pwrkey;
bool pull_up;
+ struct device *parent;
u32 req_delay;
int error;
@@ -175,12 +187,30 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev)
return -ENOMEM;
pwrkey->dev = &pdev->dev;
+ pwrkey->data = of_device_get_match_data(&pdev->dev);
- pwrkey->regmap = dev_get_regmap(pdev->dev.parent, NULL);
+ parent = pdev->dev.parent;
+ pwrkey->regmap = dev_get_regmap(parent, NULL);
if (!pwrkey->regmap) {
- dev_err(&pdev->dev, "failed to locate regmap\n");
- return -ENODEV;
+ /*
+ * We failed to get regmap for parent. Let's see if we are
+ * a child of pon node and read regmap and reg from its
+ * parent.
+ */
+ pwrkey->regmap = dev_get_regmap(parent->parent, NULL);
+ if (!pwrkey->regmap) {
+ dev_err(&pdev->dev, "failed to locate regmap\n");
+ return -ENODEV;
+ }
+
+ error = of_property_read_u32(parent->of_node,
+ "reg", &pwrkey->baseaddr);
+ } else {
+ error = of_property_read_u32(pdev->dev.of_node, "reg",
+ &pwrkey->baseaddr);
}
+ if (error)
+ return error;
pwrkey->irq = platform_get_irq(pdev, 0);
if (pwrkey->irq < 0) {
@@ -188,11 +218,6 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev)
return pwrkey->irq;
}
- error = of_property_read_u32(pdev->dev.of_node, "reg",
- &pwrkey->baseaddr);
- if (error)
- return error;
-
error = regmap_read(pwrkey->regmap, pwrkey->baseaddr + PON_REV2,
&pwrkey->revision);
if (error) {
@@ -200,13 +225,21 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev)
return error;
}
+ error = of_property_read_u32(pdev->dev.of_node, "linux,code",
+ &pwrkey->code);
+ if (error) {
+ dev_dbg(&pdev->dev,
+ "no linux,code assuming power (%d)\n", error);
+ pwrkey->code = KEY_POWER;
+ }
+
pwrkey->input = devm_input_allocate_device(&pdev->dev);
if (!pwrkey->input) {
dev_dbg(&pdev->dev, "unable to allocate input device\n");
return -ENOMEM;
}
- input_set_capability(pwrkey->input, EV_KEY, KEY_POWER);
+ input_set_capability(pwrkey->input, EV_KEY, pwrkey->code);
pwrkey->input->name = "pm8941_pwrkey";
pwrkey->input->phys = "pm8941_pwrkey/input0";
@@ -225,8 +258,8 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev)
error = regmap_update_bits(pwrkey->regmap,
pwrkey->baseaddr + PON_PULL_CTL,
- PON_KPDPWR_PULL_UP,
- pull_up ? PON_KPDPWR_PULL_UP : 0);
+ pwrkey->data->pull_up_bit,
+ pull_up ? pwrkey->data->pull_up_bit : 0);
if (error) {
dev_err(&pdev->dev, "failed to set pull: %d\n", error);
return error;
@@ -271,8 +304,19 @@ static int pm8941_pwrkey_remove(struct platform_device *pdev)
return 0;
}
+static const struct pm8941_data pwrkey_data = {
+ .pull_up_bit = PON_KPDPWR_PULL_UP,
+ .status_bit = PON_KPDPWR_N_SET,
+};
+
+static const struct pm8941_data resin_data = {
+ .pull_up_bit = PON_RESIN_PULL_UP,
+ .status_bit = PON_RESIN_N_SET,
+};
+
static const struct of_device_id pm8941_pwr_key_id_table[] = {
- { .compatible = "qcom,pm8941-pwrkey" },
+ { .compatible = "qcom,pm8941-pwrkey", .data = &pwrkey_data },
+ { .compatible = "qcom,pm8941-resin", .data = &resin_data },
{ }
};
MODULE_DEVICE_TABLE(of, pm8941_pwr_key_id_table);
diff --git a/drivers/input/misc/powermate.c b/drivers/input/misc/powermate.c
index 5c8c79623c87..e8de3aaf9f63 100644
--- a/drivers/input/misc/powermate.c
+++ b/drivers/input/misc/powermate.c
@@ -277,7 +277,7 @@ static int powermate_input_event(struct input_dev *dev, unsigned int type, unsig
static int powermate_alloc_buffers(struct usb_device *udev, struct powermate_device *pm)
{
pm->data = usb_alloc_coherent(udev, POWERMATE_PAYLOAD_SIZE_MAX,
- GFP_ATOMIC, &pm->data_dma);
+ GFP_KERNEL, &pm->data_dma);
if (!pm->data)
return -1;
diff --git a/drivers/input/misc/xen-kbdfront.c b/drivers/input/misc/xen-kbdfront.c
index d91f3b1c5375..594f72e39639 100644
--- a/drivers/input/misc/xen-kbdfront.c
+++ b/drivers/input/misc/xen-kbdfront.c
@@ -63,6 +63,9 @@ static void xenkbd_disconnect_backend(struct xenkbd_info *);
static void xenkbd_handle_motion_event(struct xenkbd_info *info,
struct xenkbd_motion *motion)
{
+ if (unlikely(!info->ptr))
+ return;
+
input_report_rel(info->ptr, REL_X, motion->rel_x);
input_report_rel(info->ptr, REL_Y, motion->rel_y);
if (motion->rel_z)
@@ -73,6 +76,9 @@ static void xenkbd_handle_motion_event(struct xenkbd_info *info,
static void xenkbd_handle_position_event(struct xenkbd_info *info,
struct xenkbd_position *pos)
{
+ if (unlikely(!info->ptr))
+ return;
+
input_report_abs(info->ptr, ABS_X, pos->abs_x);
input_report_abs(info->ptr, ABS_Y, pos->abs_y);
if (pos->rel_z)
@@ -97,6 +103,9 @@ static void xenkbd_handle_key_event(struct xenkbd_info *info,
return;
}
+ if (unlikely(!dev))
+ return;
+
input_event(dev, EV_KEY, key->keycode, value);
input_sync(dev);
}
@@ -192,7 +201,7 @@ static int xenkbd_probe(struct xenbus_device *dev,
const struct xenbus_device_id *id)
{
int ret, i;
- unsigned int abs, touch;
+ bool with_mtouch, with_kbd, with_ptr;
struct xenkbd_info *info;
struct input_dev *kbd, *ptr, *mtouch;
@@ -211,106 +220,127 @@ static int xenkbd_probe(struct xenbus_device *dev,
if (!info->page)
goto error_nomem;
- /* Set input abs params to match backend screen res */
- abs = xenbus_read_unsigned(dev->otherend,
- XENKBD_FIELD_FEAT_ABS_POINTER, 0);
- ptr_size[KPARAM_X] = xenbus_read_unsigned(dev->otherend,
- XENKBD_FIELD_WIDTH,
- ptr_size[KPARAM_X]);
- ptr_size[KPARAM_Y] = xenbus_read_unsigned(dev->otherend,
- XENKBD_FIELD_HEIGHT,
- ptr_size[KPARAM_Y]);
- if (abs) {
- ret = xenbus_write(XBT_NIL, dev->nodename,
- XENKBD_FIELD_REQ_ABS_POINTER, "1");
- if (ret) {
- pr_warn("xenkbd: can't request abs-pointer\n");
- abs = 0;
- }
- }
+ /*
+ * The below are reverse logic, e.g. if the feature is set, then
+ * do not expose the corresponding virtual device.
+ */
+ with_kbd = !xenbus_read_unsigned(dev->otherend,
+ XENKBD_FIELD_FEAT_DSBL_KEYBRD, 0);
+
+ with_ptr = !xenbus_read_unsigned(dev->otherend,
+ XENKBD_FIELD_FEAT_DSBL_POINTER, 0);
- touch = xenbus_read_unsigned(dev->nodename,
- XENKBD_FIELD_FEAT_MTOUCH, 0);
- if (touch) {
+ /* Direct logic: if set, then create multi-touch device. */
+ with_mtouch = xenbus_read_unsigned(dev->otherend,
+ XENKBD_FIELD_FEAT_MTOUCH, 0);
+ if (with_mtouch) {
ret = xenbus_write(XBT_NIL, dev->nodename,
XENKBD_FIELD_REQ_MTOUCH, "1");
if (ret) {
pr_warn("xenkbd: can't request multi-touch");
- touch = 0;
+ with_mtouch = 0;
}
}
/* keyboard */
- kbd = input_allocate_device();
- if (!kbd)
- goto error_nomem;
- kbd->name = "Xen Virtual Keyboard";
- kbd->phys = info->phys;
- kbd->id.bustype = BUS_PCI;
- kbd->id.vendor = 0x5853;
- kbd->id.product = 0xffff;
-
- __set_bit(EV_KEY, kbd->evbit);
- for (i = KEY_ESC; i < KEY_UNKNOWN; i++)
- __set_bit(i, kbd->keybit);
- for (i = KEY_OK; i < KEY_MAX; i++)
- __set_bit(i, kbd->keybit);
-
- ret = input_register_device(kbd);
- if (ret) {
- input_free_device(kbd);
- xenbus_dev_fatal(dev, ret, "input_register_device(kbd)");
- goto error;
+ if (with_kbd) {
+ kbd = input_allocate_device();
+ if (!kbd)
+ goto error_nomem;
+ kbd->name = "Xen Virtual Keyboard";
+ kbd->phys = info->phys;
+ kbd->id.bustype = BUS_PCI;
+ kbd->id.vendor = 0x5853;
+ kbd->id.product = 0xffff;
+
+ __set_bit(EV_KEY, kbd->evbit);
+ for (i = KEY_ESC; i < KEY_UNKNOWN; i++)
+ __set_bit(i, kbd->keybit);
+ for (i = KEY_OK; i < KEY_MAX; i++)
+ __set_bit(i, kbd->keybit);
+
+ ret = input_register_device(kbd);
+ if (ret) {
+ input_free_device(kbd);
+ xenbus_dev_fatal(dev, ret,
+ "input_register_device(kbd)");
+ goto error;
+ }
+ info->kbd = kbd;
}
- info->kbd = kbd;
/* pointing device */
- ptr = input_allocate_device();
- if (!ptr)
- goto error_nomem;
- ptr->name = "Xen Virtual Pointer";
- ptr->phys = info->phys;
- ptr->id.bustype = BUS_PCI;
- ptr->id.vendor = 0x5853;
- ptr->id.product = 0xfffe;
-
- if (abs) {
- __set_bit(EV_ABS, ptr->evbit);
- input_set_abs_params(ptr, ABS_X, 0, ptr_size[KPARAM_X], 0, 0);
- input_set_abs_params(ptr, ABS_Y, 0, ptr_size[KPARAM_Y], 0, 0);
- } else {
- input_set_capability(ptr, EV_REL, REL_X);
- input_set_capability(ptr, EV_REL, REL_Y);
- }
- input_set_capability(ptr, EV_REL, REL_WHEEL);
+ if (with_ptr) {
+ unsigned int abs;
+
+ /* Set input abs params to match backend screen res */
+ abs = xenbus_read_unsigned(dev->otherend,
+ XENKBD_FIELD_FEAT_ABS_POINTER, 0);
+ ptr_size[KPARAM_X] = xenbus_read_unsigned(dev->otherend,
+ XENKBD_FIELD_WIDTH,
+ ptr_size[KPARAM_X]);
+ ptr_size[KPARAM_Y] = xenbus_read_unsigned(dev->otherend,
+ XENKBD_FIELD_HEIGHT,
+ ptr_size[KPARAM_Y]);
+ if (abs) {
+ ret = xenbus_write(XBT_NIL, dev->nodename,
+ XENKBD_FIELD_REQ_ABS_POINTER, "1");
+ if (ret) {
+ pr_warn("xenkbd: can't request abs-pointer\n");
+ abs = 0;
+ }
+ }
- __set_bit(EV_KEY, ptr->evbit);
- for (i = BTN_LEFT; i <= BTN_TASK; i++)
- __set_bit(i, ptr->keybit);
+ ptr = input_allocate_device();
+ if (!ptr)
+ goto error_nomem;
+ ptr->name = "Xen Virtual Pointer";
+ ptr->phys = info->phys;
+ ptr->id.bustype = BUS_PCI;
+ ptr->id.vendor = 0x5853;
+ ptr->id.product = 0xfffe;
+
+ if (abs) {
+ __set_bit(EV_ABS, ptr->evbit);
+ input_set_abs_params(ptr, ABS_X, 0,
+ ptr_size[KPARAM_X], 0, 0);
+ input_set_abs_params(ptr, ABS_Y, 0,
+ ptr_size[KPARAM_Y], 0, 0);
+ } else {
+ input_set_capability(ptr, EV_REL, REL_X);
+ input_set_capability(ptr, EV_REL, REL_Y);
+ }
+ input_set_capability(ptr, EV_REL, REL_WHEEL);
- ret = input_register_device(ptr);
- if (ret) {
- input_free_device(ptr);
- xenbus_dev_fatal(dev, ret, "input_register_device(ptr)");
- goto error;
+ __set_bit(EV_KEY, ptr->evbit);
+ for (i = BTN_LEFT; i <= BTN_TASK; i++)
+ __set_bit(i, ptr->keybit);
+
+ ret = input_register_device(ptr);
+ if (ret) {
+ input_free_device(ptr);
+ xenbus_dev_fatal(dev, ret,
+ "input_register_device(ptr)");
+ goto error;
+ }
+ info->ptr = ptr;
}
- info->ptr = ptr;
/* multi-touch device */
- if (touch) {
+ if (with_mtouch) {
int num_cont, width, height;
mtouch = input_allocate_device();
if (!mtouch)
goto error_nomem;
- num_cont = xenbus_read_unsigned(info->xbdev->nodename,
+ num_cont = xenbus_read_unsigned(info->xbdev->otherend,
XENKBD_FIELD_MT_NUM_CONTACTS,
1);
- width = xenbus_read_unsigned(info->xbdev->nodename,
+ width = xenbus_read_unsigned(info->xbdev->otherend,
XENKBD_FIELD_MT_WIDTH,
XENFB_WIDTH);
- height = xenbus_read_unsigned(info->xbdev->nodename,
+ height = xenbus_read_unsigned(info->xbdev->otherend,
XENKBD_FIELD_MT_HEIGHT,
XENFB_HEIGHT);
@@ -346,6 +376,11 @@ static int xenkbd_probe(struct xenbus_device *dev,
info->mtouch = mtouch;
}
+ if (!(with_kbd || with_ptr || with_mtouch)) {
+ ret = -ENXIO;
+ goto error;
+ }
+
ret = xenkbd_connect_backend(dev, info);
if (ret < 0)
goto error;
diff --git a/drivers/input/misc/yealink.c b/drivers/input/misc/yealink.c
index f0c9bf87b4e3..1365cd94ed9b 100644
--- a/drivers/input/misc/yealink.c
+++ b/drivers/input/misc/yealink.c
@@ -894,12 +894,12 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
/* allocate usb buffers */
yld->irq_data = usb_alloc_coherent(udev, USB_PKT_LEN,
- GFP_ATOMIC, &yld->irq_dma);
+ GFP_KERNEL, &yld->irq_dma);
if (yld->irq_data == NULL)
return usb_cleanup(yld, -ENOMEM);
yld->ctl_data = usb_alloc_coherent(udev, USB_PKT_LEN,
- GFP_ATOMIC, &yld->ctl_dma);
+ GFP_KERNEL, &yld->ctl_dma);
if (!yld->ctl_data)
return usb_cleanup(yld, -ENOMEM);
diff --git a/drivers/input/mouse/appletouch.c b/drivers/input/mouse/appletouch.c
index 032d27983b6c..f1e66e257cff 100644
--- a/drivers/input/mouse/appletouch.c
+++ b/drivers/input/mouse/appletouch.c
@@ -472,6 +472,7 @@ static int atp_status_check(struct urb *urb)
dev->info->datalen, dev->urb->actual_length);
dev->overflow_warned = true;
}
+ /* fall through */
case -ECONNRESET:
case -ENOENT:
case -ESHUTDOWN:
@@ -810,7 +811,7 @@ static int atp_open(struct input_dev *input)
{
struct atp *dev = input_get_drvdata(input);
- if (usb_submit_urb(dev->urb, GFP_ATOMIC))
+ if (usb_submit_urb(dev->urb, GFP_KERNEL))
return -EIO;
dev->open = true;
@@ -976,7 +977,7 @@ static int atp_recover(struct atp *dev)
if (error)
return error;
- if (dev->open && usb_submit_urb(dev->urb, GFP_ATOMIC))
+ if (dev->open && usb_submit_urb(dev->urb, GFP_KERNEL))
return -EIO;
return 0;
@@ -994,7 +995,7 @@ static int atp_resume(struct usb_interface *iface)
{
struct atp *dev = usb_get_intfdata(iface);
- if (dev->open && usb_submit_urb(dev->urb, GFP_ATOMIC))
+ if (dev->open && usb_submit_urb(dev->urb, GFP_KERNEL))
return -EIO;
return 0;
diff --git a/drivers/input/mouse/cyapa_gen5.c b/drivers/input/mouse/cyapa_gen5.c
index 5775d40b3d53..14239fbd72cf 100644
--- a/drivers/input/mouse/cyapa_gen5.c
+++ b/drivers/input/mouse/cyapa_gen5.c
@@ -2554,6 +2554,7 @@ static int cyapa_gen5_do_operational_check(struct cyapa *cyapa)
}
cyapa->state = CYAPA_STATE_GEN5_APP;
+ /* fall through */
case CYAPA_STATE_GEN5_APP:
/*
diff --git a/drivers/input/mouse/cyapa_gen6.c b/drivers/input/mouse/cyapa_gen6.c
index 016397850b1b..c1b524ab4623 100644
--- a/drivers/input/mouse/cyapa_gen6.c
+++ b/drivers/input/mouse/cyapa_gen6.c
@@ -680,6 +680,7 @@ static int cyapa_gen6_operational_check(struct cyapa *cyapa)
}
cyapa->state = CYAPA_STATE_GEN6_APP;
+ /* fall through */
case CYAPA_STATE_GEN6_APP:
/*
diff --git a/drivers/input/mouse/elan_i2c_smbus.c b/drivers/input/mouse/elan_i2c_smbus.c
index c060d270bc4d..88e315d2cfd3 100644
--- a/drivers/input/mouse/elan_i2c_smbus.c
+++ b/drivers/input/mouse/elan_i2c_smbus.c
@@ -387,7 +387,7 @@ static int elan_smbus_prepare_fw_update(struct i2c_client *client)
len = i2c_smbus_read_block_data(client,
ETP_SMBUS_IAP_PASSWORD_READ,
val);
- if (len < sizeof(u16)) {
+ if (len < (int)sizeof(u16)) {
error = len < 0 ? len : -EIO;
dev_err(dev, "failed to read iap password: %d\n",
error);
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index dd85b16dc6f8..44f57cf6675b 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -340,7 +340,7 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
*/
if (packet[3] & 0x80)
fingers = 4;
- /* pass through... */
+ /* fall through */
case 1:
/*
* byte 1: . . . . x11 x10 x9 x8
diff --git a/drivers/input/mouse/inport.c b/drivers/input/mouse/inport.c
index 9ce71dfa0de1..b9e68606c44a 100644
--- a/drivers/input/mouse/inport.c
+++ b/drivers/input/mouse/inport.c
@@ -26,10 +26,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/mouse/logibm.c b/drivers/input/mouse/logibm.c
index 6f165e053f4d..2fd6c84cd5b7 100644
--- a/drivers/input/mouse/logibm.c
+++ b/drivers/input/mouse/logibm.c
@@ -27,10 +27,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/mouse/pc110pad.c b/drivers/input/mouse/pc110pad.c
index 7b02b652e267..b8965e6bc890 100644
--- a/drivers/input/mouse/pc110pad.c
+++ b/drivers/input/mouse/pc110pad.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/mouse/sermouse.c b/drivers/input/mouse/sermouse.c
index 8df526620ebf..3e8fb8136452 100644
--- a/drivers/input/mouse/sermouse.c
+++ b/drivers/input/mouse/sermouse.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
@@ -143,7 +139,8 @@ static void sermouse_process_ms(struct sermouse *sermouse, signed char data)
switch (sermouse->type) {
case SERIO_MS:
- sermouse->type = SERIO_MP;
+ sermouse->type = SERIO_MP;
+ /* fall through */
case SERIO_MP:
if ((data >> 2) & 3) break; /* M++ Wireless Extension packet. */
@@ -154,6 +151,7 @@ static void sermouse_process_ms(struct sermouse *sermouse, signed char data)
case SERIO_MZP:
case SERIO_MZPP:
input_report_key(dev, BTN_SIDE, (data >> 5) & 1);
+ /* fall through */
case SERIO_MZ:
input_report_key(dev, BTN_MIDDLE, (data >> 4) & 1);
diff --git a/drivers/input/serio/ct82c710.c b/drivers/input/serio/ct82c710.c
index 9c54c43c9749..2d1e2993b5a8 100644
--- a/drivers/input/serio/ct82c710.c
+++ b/drivers/input/serio/ct82c710.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/delay.h>
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 824f4c1c1f31..b8bc71569349 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -573,6 +573,9 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id)
port = &i8042_ports[port_no];
serio = port->exists ? port->serio : NULL;
+ if (irq && serio)
+ pm_wakeup_event(&serio->dev, 0);
+
filter_dbg(port->driver_bound, data, "<- i8042 (interrupt, %d, %d%s%s)\n",
port_no, irq,
dfl & SERIO_PARITY ? ", bad parity" : "",
diff --git a/drivers/input/serio/q40kbd.c b/drivers/input/serio/q40kbd.c
index d0fccc8ec259..fbb6b33845fa 100644
--- a/drivers/input/serio/q40kbd.c
+++ b/drivers/input/serio/q40kbd.c
@@ -23,10 +23,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/serio/rpckbd.c b/drivers/input/serio/rpckbd.c
index 8cf964736902..a308d7811427 100644
--- a/drivers/input/serio/rpckbd.c
+++ b/drivers/input/serio/rpckbd.c
@@ -21,10 +21,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/module.h>
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index 24a90c8db5b3..2e1fb0649260 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/input/tablet/aiptek.c b/drivers/input/tablet/aiptek.c
index 545fa6e89035..c82cd5079d0e 100644
--- a/drivers/input/tablet/aiptek.c
+++ b/drivers/input/tablet/aiptek.c
@@ -1712,7 +1712,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
}
aiptek->data = usb_alloc_coherent(usbdev, AIPTEK_PACKET_LENGTH,
- GFP_ATOMIC, &aiptek->data_dma);
+ GFP_KERNEL, &aiptek->data_dma);
if (!aiptek->data) {
dev_warn(&intf->dev, "cannot allocate usb buffer\n");
goto fail1;
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 66d1a220726a..2a80675cfd94 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -164,6 +164,18 @@ config TOUCHSCREEN_BU21013
To compile this driver as a module, choose M here: the
module will be called bu21013_ts.
+config TOUCHSCREEN_BU21029
+ tristate "Rohm BU21029 based touch panel controllers"
+ depends on I2C
+ help
+ Say Y here if you have a Rohm BU21029 touchscreen controller
+ connected to your system.
+
+ If unsure, say N.
+
+ To compile this driver as a module, choose M here: the
+ module will be called bu21029_ts.
+
config TOUCHSCREEN_CHIPONE_ICN8318
tristate "chipone icn8318 touchscreen controller"
depends on GPIOLIB || COMPILE_TEST
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index 35bd0619edf1..5911a4190cd2 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -19,6 +19,7 @@ obj-$(CONFIG_TOUCHSCREEN_AR1021_I2C) += ar1021_i2c.o
obj-$(CONFIG_TOUCHSCREEN_ATMEL_MXT) += atmel_mxt_ts.o
obj-$(CONFIG_TOUCHSCREEN_AUO_PIXCIR) += auo-pixcir-ts.o
obj-$(CONFIG_TOUCHSCREEN_BU21013) += bu21013_ts.o
+obj-$(CONFIG_TOUCHSCREEN_BU21029) += bu21029_ts.o
obj-$(CONFIG_TOUCHSCREEN_CHIPONE_ICN8318) += chipone_icn8318.o
obj-$(CONFIG_TOUCHSCREEN_CHIPONE_ICN8505) += chipone_icn8505.o
obj-$(CONFIG_TOUCHSCREEN_CY8CTMG110) += cy8ctmg110_ts.o
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 54fe190fd4bc..3232af5dcf89 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -75,6 +75,7 @@
#define MXT_SPT_DIGITIZER_T43 43
#define MXT_SPT_MESSAGECOUNT_T44 44
#define MXT_SPT_CTECONFIG_T46 46
+#define MXT_SPT_DYNAMICCONFIGURATIONCONTAINER_T71 71
#define MXT_TOUCH_MULTITOUCHSCREEN_T100 100
/* MXT_GEN_MESSAGE_T5 object */
@@ -88,12 +89,12 @@
#define MXT_COMMAND_DIAGNOSTIC 5
/* Define for T6 status byte */
-#define MXT_T6_STATUS_RESET (1 << 7)
-#define MXT_T6_STATUS_OFL (1 << 6)
-#define MXT_T6_STATUS_SIGERR (1 << 5)
-#define MXT_T6_STATUS_CAL (1 << 4)
-#define MXT_T6_STATUS_CFGERR (1 << 3)
-#define MXT_T6_STATUS_COMSERR (1 << 2)
+#define MXT_T6_STATUS_RESET BIT(7)
+#define MXT_T6_STATUS_OFL BIT(6)
+#define MXT_T6_STATUS_SIGERR BIT(5)
+#define MXT_T6_STATUS_CAL BIT(4)
+#define MXT_T6_STATUS_CFGERR BIT(3)
+#define MXT_T6_STATUS_COMSERR BIT(2)
/* MXT_GEN_POWER_T7 field */
struct t7_config {
@@ -112,14 +113,14 @@ struct t7_config {
#define MXT_T9_RANGE 18
/* MXT_TOUCH_MULTI_T9 status */
-#define MXT_T9_UNGRIP (1 << 0)
-#define MXT_T9_SUPPRESS (1 << 1)
-#define MXT_T9_AMP (1 << 2)
-#define MXT_T9_VECTOR (1 << 3)
-#define MXT_T9_MOVE (1 << 4)
-#define MXT_T9_RELEASE (1 << 5)
-#define MXT_T9_PRESS (1 << 6)
-#define MXT_T9_DETECT (1 << 7)
+#define MXT_T9_UNGRIP BIT(0)
+#define MXT_T9_SUPPRESS BIT(1)
+#define MXT_T9_AMP BIT(2)
+#define MXT_T9_VECTOR BIT(3)
+#define MXT_T9_MOVE BIT(4)
+#define MXT_T9_RELEASE BIT(5)
+#define MXT_T9_PRESS BIT(6)
+#define MXT_T9_DETECT BIT(7)
struct t9_range {
__le16 x;
@@ -127,9 +128,9 @@ struct t9_range {
} __packed;
/* MXT_TOUCH_MULTI_T9 orient */
-#define MXT_T9_ORIENT_SWITCH (1 << 0)
-#define MXT_T9_ORIENT_INVERTX (1 << 1)
-#define MXT_T9_ORIENT_INVERTY (1 << 2)
+#define MXT_T9_ORIENT_SWITCH BIT(0)
+#define MXT_T9_ORIENT_INVERTX BIT(1)
+#define MXT_T9_ORIENT_INVERTY BIT(2)
/* MXT_SPT_COMMSCONFIG_T18 */
#define MXT_COMMS_CTRL 0
@@ -214,7 +215,7 @@ enum t100_type {
#define MXT_FRAME_CRC_PASS 0x04
#define MXT_APP_CRC_FAIL 0x40 /* valid 7 8 bit only */
#define MXT_BOOT_STATUS_MASK 0x3f
-#define MXT_BOOT_EXTENDED_ID (1 << 5)
+#define MXT_BOOT_EXTENDED_ID BIT(5)
#define MXT_BOOT_ID_MASK 0x1f
/* Touchscreen absolute values */
@@ -276,6 +277,19 @@ enum mxt_suspend_mode {
MXT_SUSPEND_T9_CTRL = 1,
};
+/* Config update context */
+struct mxt_cfg {
+ u8 *raw;
+ size_t raw_size;
+ off_t raw_pos;
+
+ u8 *mem;
+ size_t mem_size;
+ int start_ofs;
+
+ struct mxt_info info;
+};
+
/* Each client has this additional data */
struct mxt_data {
struct i2c_client *client;
@@ -317,6 +331,7 @@ struct mxt_data {
u8 T6_reportid;
u16 T6_address;
u16 T7_address;
+ u16 T71_address;
u8 T9_reportid_min;
u8 T9_reportid_max;
u8 T19_reportid;
@@ -382,6 +397,7 @@ static bool mxt_object_readable(unsigned int type)
case MXT_SPT_USERDATA_T38:
case MXT_SPT_DIGITIZER_T43:
case MXT_SPT_CTECONFIG_T46:
+ case MXT_SPT_DYNAMICCONFIGURATIONCONTAINER_T71:
return true;
default:
return false;
@@ -712,13 +728,13 @@ static void mxt_proc_t6_messages(struct mxt_data *data, u8 *msg)
u8 status = msg[1];
u32 crc = msg[2] | (msg[3] << 8) | (msg[4] << 16);
- complete(&data->crc_completion);
-
if (crc != data->config_crc) {
data->config_crc = crc;
dev_dbg(dev, "T6 Config Checksum: 0x%06X\n", crc);
}
+ complete(&data->crc_completion);
+
/* Detect reset */
if (status & MXT_T6_STATUS_RESET)
complete(&data->reset_completion);
@@ -827,6 +843,10 @@ static void mxt_proc_t9_message(struct mxt_data *data, u8 *message)
mxt_input_sync(data);
}
+ /* if active, pressure must be non-zero */
+ if (!amplitude)
+ amplitude = MXT_PRESSURE_DEFAULT;
+
/* Touch active */
input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, 1);
input_report_abs(input_dev, ABS_MT_POSITION_X, x);
@@ -1279,12 +1299,7 @@ static u32 mxt_calculate_crc(u8 *base, off_t start_off, off_t end_off)
return crc;
}
-static int mxt_prepare_cfg_mem(struct mxt_data *data,
- const struct firmware *cfg,
- unsigned int data_pos,
- unsigned int cfg_start_ofs,
- u8 *config_mem,
- size_t config_mem_size)
+static int mxt_prepare_cfg_mem(struct mxt_data *data, struct mxt_cfg *cfg)
{
struct device *dev = &data->client->dev;
struct mxt_object *object;
@@ -1295,9 +1310,9 @@ static int mxt_prepare_cfg_mem(struct mxt_data *data,
u16 reg;
u8 val;
- while (data_pos < cfg->size) {
+ while (cfg->raw_pos < cfg->raw_size) {
/* Read type, instance, length */
- ret = sscanf(cfg->data + data_pos, "%x %x %x%n",
+ ret = sscanf(cfg->raw + cfg->raw_pos, "%x %x %x%n",
&type, &instance, &size, &offset);
if (ret == 0) {
/* EOF */
@@ -1306,20 +1321,20 @@ static int mxt_prepare_cfg_mem(struct mxt_data *data,
dev_err(dev, "Bad format: failed to parse object\n");
return -EINVAL;
}
- data_pos += offset;
+ cfg->raw_pos += offset;
object = mxt_get_object(data, type);
if (!object) {
/* Skip object */
for (i = 0; i < size; i++) {
- ret = sscanf(cfg->data + data_pos, "%hhx%n",
+ ret = sscanf(cfg->raw + cfg->raw_pos, "%hhx%n",
&val, &offset);
if (ret != 1) {
dev_err(dev, "Bad format in T%d at %d\n",
type, i);
return -EINVAL;
}
- data_pos += offset;
+ cfg->raw_pos += offset;
}
continue;
}
@@ -1354,7 +1369,7 @@ static int mxt_prepare_cfg_mem(struct mxt_data *data,
reg = object->start_address + mxt_obj_size(object) * instance;
for (i = 0; i < size; i++) {
- ret = sscanf(cfg->data + data_pos, "%hhx%n",
+ ret = sscanf(cfg->raw + cfg->raw_pos, "%hhx%n",
&val,
&offset);
if (ret != 1) {
@@ -1362,15 +1377,15 @@ static int mxt_prepare_cfg_mem(struct mxt_data *data,
type, i);
return -EINVAL;
}
- data_pos += offset;
+ cfg->raw_pos += offset;
if (i > mxt_obj_size(object))
continue;
- byte_offset = reg + i - cfg_start_ofs;
+ byte_offset = reg + i - cfg->start_ofs;
- if (byte_offset >= 0 && byte_offset < config_mem_size) {
- *(config_mem + byte_offset) = val;
+ if (byte_offset >= 0 && byte_offset < cfg->mem_size) {
+ *(cfg->mem + byte_offset) = val;
} else {
dev_err(dev, "Bad object: reg:%d, T%d, ofs=%d\n",
reg, object->type, byte_offset);
@@ -1382,22 +1397,21 @@ static int mxt_prepare_cfg_mem(struct mxt_data *data,
return 0;
}
-static int mxt_upload_cfg_mem(struct mxt_data *data, unsigned int cfg_start,
- u8 *config_mem, size_t config_mem_size)
+static int mxt_upload_cfg_mem(struct mxt_data *data, struct mxt_cfg *cfg)
{
unsigned int byte_offset = 0;
int error;
/* Write configuration as blocks */
- while (byte_offset < config_mem_size) {
- unsigned int size = config_mem_size - byte_offset;
+ while (byte_offset < cfg->mem_size) {
+ unsigned int size = cfg->mem_size - byte_offset;
if (size > MXT_MAX_BLOCK_WRITE)
size = MXT_MAX_BLOCK_WRITE;
error = __mxt_write_reg(data->client,
- cfg_start + byte_offset,
- size, config_mem + byte_offset);
+ cfg->start_ofs + byte_offset,
+ size, cfg->mem + byte_offset);
if (error) {
dev_err(&data->client->dev,
"Config write error, ret=%d\n", error);
@@ -1431,65 +1445,75 @@ static int mxt_init_t7_power_cfg(struct mxt_data *data);
* <SIZE> - 2-byte object size as hex
* <CONTENTS> - array of <SIZE> 1-byte hex values
*/
-static int mxt_update_cfg(struct mxt_data *data, const struct firmware *cfg)
+static int mxt_update_cfg(struct mxt_data *data, const struct firmware *fw)
{
struct device *dev = &data->client->dev;
- struct mxt_info cfg_info;
+ struct mxt_cfg cfg;
int ret;
int offset;
- int data_pos;
int i;
- int cfg_start_ofs;
u32 info_crc, config_crc, calculated_crc;
- u8 *config_mem;
- size_t config_mem_size;
+ u16 crc_start = 0;
+
+ /* Make zero terminated copy of the OBP_RAW file */
+ cfg.raw = kmemdup_nul(fw->data, fw->size, GFP_KERNEL);
+ if (!cfg.raw)
+ return -ENOMEM;
+
+ cfg.raw_size = fw->size;
mxt_update_crc(data, MXT_COMMAND_REPORTALL, 1);
- if (strncmp(cfg->data, MXT_CFG_MAGIC, strlen(MXT_CFG_MAGIC))) {
+ if (strncmp(cfg.raw, MXT_CFG_MAGIC, strlen(MXT_CFG_MAGIC))) {
dev_err(dev, "Unrecognised config file\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto release_raw;
}
- data_pos = strlen(MXT_CFG_MAGIC);
+ cfg.raw_pos = strlen(MXT_CFG_MAGIC);
/* Load information block and check */
for (i = 0; i < sizeof(struct mxt_info); i++) {
- ret = sscanf(cfg->data + data_pos, "%hhx%n",
- (unsigned char *)&cfg_info + i,
+ ret = sscanf(cfg.raw + cfg.raw_pos, "%hhx%n",
+ (unsigned char *)&cfg.info + i,
&offset);
if (ret != 1) {
dev_err(dev, "Bad format\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto release_raw;
}
- data_pos += offset;
+ cfg.raw_pos += offset;
}
- if (cfg_info.family_id != data->info->family_id) {
+ if (cfg.info.family_id != data->info->family_id) {
dev_err(dev, "Family ID mismatch!\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto release_raw;
}
- if (cfg_info.variant_id != data->info->variant_id) {
+ if (cfg.info.variant_id != data->info->variant_id) {
dev_err(dev, "Variant ID mismatch!\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto release_raw;
}
/* Read CRCs */
- ret = sscanf(cfg->data + data_pos, "%x%n", &info_crc, &offset);
+ ret = sscanf(cfg.raw + cfg.raw_pos, "%x%n", &info_crc, &offset);
if (ret != 1) {
dev_err(dev, "Bad format: failed to parse Info CRC\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto release_raw;
}
- data_pos += offset;
+ cfg.raw_pos += offset;
- ret = sscanf(cfg->data + data_pos, "%x%n", &config_crc, &offset);
+ ret = sscanf(cfg.raw + cfg.raw_pos, "%x%n", &config_crc, &offset);
if (ret != 1) {
dev_err(dev, "Bad format: failed to parse Config CRC\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto release_raw;
}
- data_pos += offset;
+ cfg.raw_pos += offset;
/*
* The Info Block CRC is calculated over mxt_info and the object
@@ -1515,39 +1539,39 @@ static int mxt_update_cfg(struct mxt_data *data, const struct firmware *cfg)
}
/* Malloc memory to store configuration */
- cfg_start_ofs = MXT_OBJECT_START +
+ cfg.start_ofs = MXT_OBJECT_START +
data->info->object_num * sizeof(struct mxt_object) +
MXT_INFO_CHECKSUM_SIZE;
- config_mem_size = data->mem_size - cfg_start_ofs;
- config_mem = kzalloc(config_mem_size, GFP_KERNEL);
- if (!config_mem) {
- dev_err(dev, "Failed to allocate memory\n");
- return -ENOMEM;
+ cfg.mem_size = data->mem_size - cfg.start_ofs;
+ cfg.mem = kzalloc(cfg.mem_size, GFP_KERNEL);
+ if (!cfg.mem) {
+ ret = -ENOMEM;
+ goto release_raw;
}
- ret = mxt_prepare_cfg_mem(data, cfg, data_pos, cfg_start_ofs,
- config_mem, config_mem_size);
+ ret = mxt_prepare_cfg_mem(data, &cfg);
if (ret)
goto release_mem;
/* Calculate crc of the received configs (not the raw config file) */
- if (data->T7_address < cfg_start_ofs) {
- dev_err(dev, "Bad T7 address, T7addr = %x, config offset %x\n",
- data->T7_address, cfg_start_ofs);
- ret = 0;
- goto release_mem;
- }
+ if (data->T71_address)
+ crc_start = data->T71_address;
+ else if (data->T7_address)
+ crc_start = data->T7_address;
+ else
+ dev_warn(dev, "Could not find CRC start\n");
- calculated_crc = mxt_calculate_crc(config_mem,
- data->T7_address - cfg_start_ofs,
- config_mem_size);
+ if (crc_start > cfg.start_ofs) {
+ calculated_crc = mxt_calculate_crc(cfg.mem,
+ crc_start - cfg.start_ofs,
+ cfg.mem_size);
- if (config_crc > 0 && config_crc != calculated_crc)
- dev_warn(dev, "Config CRC error, calculated=%06X, file=%06X\n",
- calculated_crc, config_crc);
+ if (config_crc > 0 && config_crc != calculated_crc)
+ dev_warn(dev, "Config CRC in file inconsistent, calculated=%06X, file=%06X\n",
+ calculated_crc, config_crc);
+ }
- ret = mxt_upload_cfg_mem(data, cfg_start_ofs,
- config_mem, config_mem_size);
+ ret = mxt_upload_cfg_mem(data, &cfg);
if (ret)
goto release_mem;
@@ -1562,8 +1586,10 @@ static int mxt_update_cfg(struct mxt_data *data, const struct firmware *cfg)
/* T7 config may have changed */
mxt_init_t7_power_cfg(data);
+release_raw:
+ kfree(cfg.raw);
release_mem:
- kfree(config_mem);
+ kfree(cfg.mem);
return ret;
}
@@ -1591,6 +1617,7 @@ static void mxt_free_object_table(struct mxt_data *data)
data->T5_msg_size = 0;
data->T6_reportid = 0;
data->T7_address = 0;
+ data->T71_address = 0;
data->T9_reportid_min = 0;
data->T9_reportid_max = 0;
data->T19_reportid = 0;
@@ -1656,12 +1683,16 @@ static int mxt_parse_object_table(struct mxt_data *data,
case MXT_GEN_POWER_T7:
data->T7_address = object->start_address;
break;
+ case MXT_SPT_DYNAMICCONFIGURATIONCONTAINER_T71:
+ data->T71_address = object->start_address;
+ break;
case MXT_TOUCH_MULTI_T9:
data->multitouch = MXT_TOUCH_MULTI_T9;
+ /* Only handle messages from first T9 instance */
data->T9_reportid_min = min_id;
- data->T9_reportid_max = max_id;
- data->num_touchids = object->num_report_ids
- * mxt_obj_instances(object);
+ data->T9_reportid_max = min_id +
+ object->num_report_ids - 1;
+ data->num_touchids = object->num_report_ids;
break;
case MXT_SPT_MESSAGECOUNT_T44:
data->T44_address = object->start_address;
@@ -1981,10 +2012,8 @@ static int mxt_initialize_input_device(struct mxt_data *data)
/* Register input device */
input_dev = input_allocate_device();
- if (!input_dev) {
- dev_err(dev, "Failed to allocate memory\n");
+ if (!input_dev)
return -ENOMEM;
- }
input_dev->name = "Atmel maXTouch Touchscreen";
input_dev->phys = data->phys;
@@ -2055,12 +2084,6 @@ static int mxt_initialize_input_device(struct mxt_data *data)
}
if (data->multitouch == MXT_TOUCH_MULTITOUCHSCREEN_T100 &&
- data->t100_aux_ampl) {
- input_set_abs_params(input_dev, ABS_MT_PRESSURE,
- 0, 255, 0, 0);
- }
-
- if (data->multitouch == MXT_TOUCH_MULTITOUCHSCREEN_T100 &&
data->t100_aux_vect) {
input_set_abs_params(input_dev, ABS_MT_ORIENTATION,
0, 255, 0, 0);
diff --git a/drivers/input/touchscreen/bu21029_ts.c b/drivers/input/touchscreen/bu21029_ts.c
new file mode 100644
index 000000000000..49a8d4bbca3a
--- /dev/null
+++ b/drivers/input/touchscreen/bu21029_ts.c
@@ -0,0 +1,484 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Rohm BU21029 touchscreen controller driver
+ *
+ * Copyright (C) 2015-2018 Bosch Sicherheitssysteme GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/delay.h>
+#include <linux/gpio/consumer.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/input/touchscreen.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/module.h>
+#include <linux/regulator/consumer.h>
+#include <linux/timer.h>
+
+/*
+ * HW_ID1 Register (PAGE=0, ADDR=0x0E, Reset value=0x02, Read only)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | HW_IDH |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * HW_ID2 Register (PAGE=0, ADDR=0x0F, Reset value=0x29, Read only)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | HW_IDL |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * HW_IDH: high 8bits of IC's ID
+ * HW_IDL: low 8bits of IC's ID
+ */
+#define BU21029_HWID_REG (0x0E << 3)
+#define SUPPORTED_HWID 0x0229
+
+/*
+ * CFR0 Register (PAGE=0, ADDR=0x00, Reset value=0x20)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | 0 | 0 | CALIB | INTRM | 0 | 0 | 0 | 0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * CALIB: 0 = not to use calibration result (*)
+ * 1 = use calibration result
+ * INTRM: 0 = INT output depend on "pen down" (*)
+ * 1 = INT output always "0"
+ */
+#define BU21029_CFR0_REG (0x00 << 3)
+#define CFR0_VALUE 0x00
+
+/*
+ * CFR1 Register (PAGE=0, ADDR=0x01, Reset value=0xA6)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | MAV | AVE[2:0] | 0 | SMPL[2:0] |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * MAV: 0 = median average filter off
+ * 1 = median average filter on (*)
+ * AVE: AVE+1 = number of average samples for MAV,
+ * if AVE>SMPL, then AVE=SMPL (=3)
+ * SMPL: SMPL+1 = number of conversion samples for MAV (=7)
+ */
+#define BU21029_CFR1_REG (0x01 << 3)
+#define CFR1_VALUE 0xA6
+
+/*
+ * CFR2 Register (PAGE=0, ADDR=0x02, Reset value=0x04)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | INTVL_TIME[3:0] | TIME_ST_ADC[3:0] |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * INTVL_TIME: waiting time between completion of conversion
+ * and start of next conversion, only usable in
+ * autoscan mode (=20.480ms)
+ * TIME_ST_ADC: waiting time between application of voltage
+ * to panel and start of A/D conversion (=100us)
+ */
+#define BU21029_CFR2_REG (0x02 << 3)
+#define CFR2_VALUE 0xC9
+
+/*
+ * CFR3 Register (PAGE=0, ADDR=0x0B, Reset value=0x72)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | RM8 | STRETCH| PU90K | DUAL | PIDAC_OFS[3:0] |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * RM8: 0 = coordinate resolution is 12bit (*)
+ * 1 = coordinate resolution is 8bit
+ * STRETCH: 0 = SCL_STRETCH function off
+ * 1 = SCL_STRETCH function on (*)
+ * PU90K: 0 = internal pull-up resistance for touch detection is ~50kohms (*)
+ * 1 = internal pull-up resistance for touch detection is ~90kohms
+ * DUAL: 0 = dual touch detection off (*)
+ * 1 = dual touch detection on
+ * PIDAC_OFS: dual touch detection circuit adjustment, it is not necessary
+ * to change this from initial value
+ */
+#define BU21029_CFR3_REG (0x0B << 3)
+#define CFR3_VALUE 0x42
+
+/*
+ * LDO Register (PAGE=0, ADDR=0x0C, Reset value=0x00)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | 0 | PVDD[2:0] | 0 | AVDD[2:0] |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * PVDD: output voltage of panel output regulator (=2.000V)
+ * AVDD: output voltage of analog circuit regulator (=2.000V)
+ */
+#define BU21029_LDO_REG (0x0C << 3)
+#define LDO_VALUE 0x77
+
+/*
+ * Serial Interface Command Byte 1 (CID=1)
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * | 1 | CF | CMSK | PDM | STP |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * CF: conversion function, see table 3 in datasheet p6 (=0000, automatic scan)
+ * CMSK: 0 = executes convert function (*)
+ * 1 = reads the convert result
+ * PDM: 0 = power down after convert function stops (*)
+ * 1 = keep power on after convert function stops
+ * STP: 1 = abort current conversion and power down, set to "0" automatically
+ */
+#define BU21029_AUTOSCAN 0x80
+
+/*
+ * The timeout value needs to be larger than INTVL_TIME + tConv4 (sample and
+ * conversion time), where tConv4 is calculated by formula:
+ * tPON + tDLY1 + (tTIME_ST_ADC + (tADC * tSMPL) * 2 + tDLY2) * 3
+ * see figure 8 in datasheet p15 for details of each field.
+ */
+#define PEN_UP_TIMEOUT_MS 50
+
+#define STOP_DELAY_MIN_US 50
+#define STOP_DELAY_MAX_US 1000
+#define START_DELAY_MS 2
+#define BUF_LEN 8
+#define SCALE_12BIT (1 << 12)
+#define MAX_12BIT ((1 << 12) - 1)
+#define DRIVER_NAME "bu21029"
+
+struct bu21029_ts_data {
+ struct i2c_client *client;
+ struct input_dev *in_dev;
+ struct timer_list timer;
+ struct regulator *vdd;
+ struct gpio_desc *reset_gpios;
+ u32 x_plate_ohms;
+ struct touchscreen_properties prop;
+};
+
+static void bu21029_touch_report(struct bu21029_ts_data *bu21029, const u8 *buf)
+{
+ u16 x, y, z1, z2;
+ u32 rz;
+ s32 max_pressure = input_abs_get_max(bu21029->in_dev, ABS_PRESSURE);
+
+ /*
+ * compose upper 8 and lower 4 bits into a 12bit value:
+ * +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
+ * | ByteH | ByteL |
+ * +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
+ * |b07|b06|b05|b04|b03|b02|b01|b00|b07|b06|b05|b04|b03|b02|b01|b00|
+ * +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
+ * |v11|v10|v09|v08|v07|v06|v05|v04|v03|v02|v01|v00| 0 | 0 | 0 | 0 |
+ * +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
+ */
+ x = (buf[0] << 4) | (buf[1] >> 4);
+ y = (buf[2] << 4) | (buf[3] >> 4);
+ z1 = (buf[4] << 4) | (buf[5] >> 4);
+ z2 = (buf[6] << 4) | (buf[7] >> 4);
+
+ if (z1 && z2) {
+ /*
+ * calculate Rz (pressure resistance value) by equation:
+ * Rz = Rx * (x/Q) * ((z2/z1) - 1), where
+ * Rx is x-plate resistance,
+ * Q is the touch screen resolution (8bit = 256, 12bit = 4096)
+ * x, z1, z2 are the measured positions.
+ */
+ rz = z2 - z1;
+ rz *= x;
+ rz *= bu21029->x_plate_ohms;
+ rz /= z1;
+ rz = DIV_ROUND_CLOSEST(rz, SCALE_12BIT);
+ if (rz <= max_pressure) {
+ touchscreen_report_pos(bu21029->in_dev, &bu21029->prop,
+ x, y, false);
+ input_report_abs(bu21029->in_dev, ABS_PRESSURE,
+ max_pressure - rz);
+ input_report_key(bu21029->in_dev, BTN_TOUCH, 1);
+ input_sync(bu21029->in_dev);
+ }
+ }
+}
+
+static void bu21029_touch_release(struct timer_list *t)
+{
+ struct bu21029_ts_data *bu21029 = from_timer(bu21029, t, timer);
+
+ input_report_abs(bu21029->in_dev, ABS_PRESSURE, 0);
+ input_report_key(bu21029->in_dev, BTN_TOUCH, 0);
+ input_sync(bu21029->in_dev);
+}
+
+static irqreturn_t bu21029_touch_soft_irq(int irq, void *data)
+{
+ struct bu21029_ts_data *bu21029 = data;
+ u8 buf[BUF_LEN];
+ int error;
+
+ /*
+ * Read touch data and deassert interrupt (will assert again after
+ * INTVL_TIME + tConv4 for continuous touch)
+ */
+ error = i2c_smbus_read_i2c_block_data(bu21029->client, BU21029_AUTOSCAN,
+ sizeof(buf), buf);
+ if (error < 0)
+ goto out;
+
+ bu21029_touch_report(bu21029, buf);
+
+ /* reset timer for pen up detection */
+ mod_timer(&bu21029->timer,
+ jiffies + msecs_to_jiffies(PEN_UP_TIMEOUT_MS));
+
+out:
+ return IRQ_HANDLED;
+}
+
+static void bu21029_put_chip_in_reset(struct bu21029_ts_data *bu21029)
+{
+ if (bu21029->reset_gpios) {
+ gpiod_set_value_cansleep(bu21029->reset_gpios, 1);
+ usleep_range(STOP_DELAY_MIN_US, STOP_DELAY_MAX_US);
+ }
+}
+
+static int bu21029_start_chip(struct input_dev *dev)
+{
+ struct bu21029_ts_data *bu21029 = input_get_drvdata(dev);
+ struct i2c_client *i2c = bu21029->client;
+ struct {
+ u8 reg;
+ u8 value;
+ } init_table[] = {
+ {BU21029_CFR0_REG, CFR0_VALUE},
+ {BU21029_CFR1_REG, CFR1_VALUE},
+ {BU21029_CFR2_REG, CFR2_VALUE},
+ {BU21029_CFR3_REG, CFR3_VALUE},
+ {BU21029_LDO_REG, LDO_VALUE}
+ };
+ int error, i;
+ __be16 hwid;
+
+ error = regulator_enable(bu21029->vdd);
+ if (error) {
+ dev_err(&i2c->dev, "failed to power up chip: %d", error);
+ return error;
+ }
+
+ /* take chip out of reset */
+ if (bu21029->reset_gpios) {
+ gpiod_set_value_cansleep(bu21029->reset_gpios, 0);
+ msleep(START_DELAY_MS);
+ }
+
+ error = i2c_smbus_read_i2c_block_data(i2c, BU21029_HWID_REG,
+ sizeof(hwid), (u8 *)&hwid);
+ if (error < 0) {
+ dev_err(&i2c->dev, "failed to read HW ID\n");
+ goto err_out;
+ }
+
+ if (be16_to_cpu(hwid) != SUPPORTED_HWID) {
+ dev_err(&i2c->dev,
+ "unsupported HW ID 0x%x\n", be16_to_cpu(hwid));
+ error = -ENODEV;
+ goto err_out;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(init_table); ++i) {
+ error = i2c_smbus_write_byte_data(i2c,
+ init_table[i].reg,
+ init_table[i].value);
+ if (error < 0) {
+ dev_err(&i2c->dev,
+ "failed to write %#02x to register %#02x: %d\n",
+ init_table[i].value, init_table[i].reg,
+ error);
+ goto err_out;
+ }
+ }
+
+ error = i2c_smbus_write_byte(i2c, BU21029_AUTOSCAN);
+ if (error < 0) {
+ dev_err(&i2c->dev, "failed to start autoscan\n");
+ goto err_out;
+ }
+
+ enable_irq(bu21029->client->irq);
+ return 0;
+
+err_out:
+ bu21029_put_chip_in_reset(bu21029);
+ regulator_disable(bu21029->vdd);
+ return error;
+}
+
+static void bu21029_stop_chip(struct input_dev *dev)
+{
+ struct bu21029_ts_data *bu21029 = input_get_drvdata(dev);
+
+ disable_irq(bu21029->client->irq);
+ del_timer_sync(&bu21029->timer);
+
+ bu21029_put_chip_in_reset(bu21029);
+ regulator_disable(bu21029->vdd);
+}
+
+static int bu21029_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct bu21029_ts_data *bu21029;
+ struct input_dev *in_dev;
+ int error;
+
+ if (!i2c_check_functionality(client->adapter,
+ I2C_FUNC_SMBUS_WRITE_BYTE |
+ I2C_FUNC_SMBUS_WRITE_BYTE_DATA |
+ I2C_FUNC_SMBUS_READ_I2C_BLOCK)) {
+ dev_err(&client->dev,
+ "i2c functionality support is not sufficient\n");
+ return -EIO;
+ }
+
+ bu21029 = devm_kzalloc(&client->dev, sizeof(*bu21029), GFP_KERNEL);
+ if (!bu21029)
+ return -ENOMEM;
+
+ error = device_property_read_u32(&client->dev, "rohm,x-plate-ohms",
+ &bu21029->x_plate_ohms);
+ if (error) {
+ dev_err(&client->dev,
+ "invalid 'x-plate-ohms' supplied: %d\n", error);
+ return error;
+ }
+
+ bu21029->vdd = devm_regulator_get(&client->dev, "vdd");
+ if (IS_ERR(bu21029->vdd)) {
+ error = PTR_ERR(bu21029->vdd);
+ if (error != -EPROBE_DEFER)
+ dev_err(&client->dev,
+ "failed to acquire 'vdd' supply: %d\n", error);
+ return error;
+ }
+
+ bu21029->reset_gpios = devm_gpiod_get_optional(&client->dev,
+ "reset", GPIOD_OUT_HIGH);
+ if (IS_ERR(bu21029->reset_gpios)) {
+ error = PTR_ERR(bu21029->reset_gpios);
+ if (error != -EPROBE_DEFER)
+ dev_err(&client->dev,
+ "failed to acquire 'reset' gpio: %d\n", error);
+ return error;
+ }
+
+ in_dev = devm_input_allocate_device(&client->dev);
+ if (!in_dev) {
+ dev_err(&client->dev, "unable to allocate input device\n");
+ return -ENOMEM;
+ }
+
+ bu21029->client = client;
+ bu21029->in_dev = in_dev;
+ timer_setup(&bu21029->timer, bu21029_touch_release, 0);
+
+ in_dev->name = DRIVER_NAME;
+ in_dev->id.bustype = BUS_I2C;
+ in_dev->open = bu21029_start_chip;
+ in_dev->close = bu21029_stop_chip;
+
+ input_set_capability(in_dev, EV_KEY, BTN_TOUCH);
+ input_set_abs_params(in_dev, ABS_X, 0, MAX_12BIT, 0, 0);
+ input_set_abs_params(in_dev, ABS_Y, 0, MAX_12BIT, 0, 0);
+ input_set_abs_params(in_dev, ABS_PRESSURE, 0, MAX_12BIT, 0, 0);
+ touchscreen_parse_properties(in_dev, false, &bu21029->prop);
+
+ input_set_drvdata(in_dev, bu21029);
+
+ irq_set_status_flags(client->irq, IRQ_NOAUTOEN);
+ error = devm_request_threaded_irq(&client->dev, client->irq,
+ NULL, bu21029_touch_soft_irq,
+ IRQF_ONESHOT, DRIVER_NAME, bu21029);
+ if (error) {
+ dev_err(&client->dev,
+ "unable to request touch irq: %d\n", error);
+ return error;
+ }
+
+ error = input_register_device(in_dev);
+ if (error) {
+ dev_err(&client->dev,
+ "unable to register input device: %d\n", error);
+ return error;
+ }
+
+ i2c_set_clientdata(client, bu21029);
+
+ return 0;
+}
+
+static int __maybe_unused bu21029_suspend(struct device *dev)
+{
+ struct i2c_client *i2c = to_i2c_client(dev);
+ struct bu21029_ts_data *bu21029 = i2c_get_clientdata(i2c);
+
+ if (!device_may_wakeup(dev)) {
+ mutex_lock(&bu21029->in_dev->mutex);
+ if (bu21029->in_dev->users)
+ bu21029_stop_chip(bu21029->in_dev);
+ mutex_unlock(&bu21029->in_dev->mutex);
+ }
+
+ return 0;
+}
+
+static int __maybe_unused bu21029_resume(struct device *dev)
+{
+ struct i2c_client *i2c = to_i2c_client(dev);
+ struct bu21029_ts_data *bu21029 = i2c_get_clientdata(i2c);
+
+ if (!device_may_wakeup(dev)) {
+ mutex_lock(&bu21029->in_dev->mutex);
+ if (bu21029->in_dev->users)
+ bu21029_start_chip(bu21029->in_dev);
+ mutex_unlock(&bu21029->in_dev->mutex);
+ }
+
+ return 0;
+}
+static SIMPLE_DEV_PM_OPS(bu21029_pm_ops, bu21029_suspend, bu21029_resume);
+
+static const struct i2c_device_id bu21029_ids[] = {
+ { DRIVER_NAME, 0 },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(i2c, bu21029_ids);
+
+#ifdef CONFIG_OF
+static const struct of_device_id bu21029_of_ids[] = {
+ { .compatible = "rohm,bu21029" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, bu21029_of_ids);
+#endif
+
+static struct i2c_driver bu21029_driver = {
+ .driver = {
+ .name = DRIVER_NAME,
+ .of_match_table = of_match_ptr(bu21029_of_ids),
+ .pm = &bu21029_pm_ops,
+ },
+ .id_table = bu21029_ids,
+ .probe = bu21029_probe,
+};
+module_i2c_driver(bu21029_driver);
+
+MODULE_AUTHOR("Zhu Yi <yi.zhu5@cn.bosch.com>");
+MODULE_DESCRIPTION("Rohm BU21029 touchscreen controller driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/input/touchscreen/eeti_ts.c b/drivers/input/touchscreen/eeti_ts.c
index 2facad75eb6d..7fe41965c5d1 100644
--- a/drivers/input/touchscreen/eeti_ts.c
+++ b/drivers/input/touchscreen/eeti_ts.c
@@ -1,9 +1,9 @@
/*
* Touch Screen driver for EETI's I2C connected touch screen panels
- * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
+ * Copyright (c) 2009,2018 Daniel Mack <daniel@zonque.org>
*
* See EETI's software guide for the protocol specification:
- * http://home.eeti.com.tw/web20/eg/guide.htm
+ * http://home.eeti.com.tw/documentation.html
*
* Based on migor_ts.c
* Copyright (c) 2008 Magnus Damm
@@ -25,28 +25,22 @@
*/
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/input.h>
+#include <linux/input/touchscreen.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/timer.h>
#include <linux/gpio/consumer.h>
+#include <linux/of.h>
#include <linux/slab.h>
#include <asm/unaligned.h>
-static bool flip_x;
-module_param(flip_x, bool, 0644);
-MODULE_PARM_DESC(flip_x, "flip x coordinate");
-
-static bool flip_y;
-module_param(flip_y, bool, 0644);
-MODULE_PARM_DESC(flip_y, "flip y coordinate");
-
struct eeti_ts {
struct i2c_client *client;
struct input_dev *input;
struct gpio_desc *attn_gpio;
+ struct touchscreen_properties props;
bool running;
};
@@ -73,17 +67,10 @@ static void eeti_ts_report_event(struct eeti_ts *eeti, u8 *buf)
x >>= res - EETI_TS_BITDEPTH;
y >>= res - EETI_TS_BITDEPTH;
- if (flip_x)
- x = EETI_MAXVAL - x;
-
- if (flip_y)
- y = EETI_MAXVAL - y;
-
if (buf[0] & REPORT_BIT_HAS_PRESSURE)
input_report_abs(eeti->input, ABS_PRESSURE, buf[5]);
- input_report_abs(eeti->input, ABS_X, x);
- input_report_abs(eeti->input, ABS_Y, y);
+ touchscreen_report_pos(eeti->input, &eeti->props, x, y, false);
input_report_key(eeti->input, BTN_TOUCH, buf[0] & REPORT_BIT_PRESSED);
input_sync(eeti->input);
}
@@ -178,6 +165,8 @@ static int eeti_ts_probe(struct i2c_client *client,
input_set_abs_params(input, ABS_Y, 0, EETI_MAXVAL, 0, 0);
input_set_abs_params(input, ABS_PRESSURE, 0, 0xff, 0, 0);
+ touchscreen_parse_properties(input, false, &eeti->props);
+
input->name = client->name;
input->id.bustype = BUS_I2C;
input->open = eeti_ts_open;
@@ -262,10 +251,18 @@ static const struct i2c_device_id eeti_ts_id[] = {
};
MODULE_DEVICE_TABLE(i2c, eeti_ts_id);
+#ifdef CONFIG_OF
+static const struct of_device_id of_eeti_ts_match[] = {
+ { .compatible = "eeti,exc3000-i2c", },
+ { }
+};
+#endif
+
static struct i2c_driver eeti_ts_driver = {
.driver = {
.name = "eeti_ts",
.pm = &eeti_ts_pm,
+ .of_match_table = of_match_ptr(of_eeti_ts_match),
},
.probe = eeti_ts_probe,
.id_table = eeti_ts_id,
@@ -274,5 +271,5 @@ static struct i2c_driver eeti_ts_driver = {
module_i2c_driver(eeti_ts_driver);
MODULE_DESCRIPTION("EETI Touchscreen driver");
-MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
+MODULE_AUTHOR("Daniel Mack <daniel@zonque.org>");
MODULE_LICENSE("GPL");
diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c
index 752ae9cf4514..80e69bb8283e 100644
--- a/drivers/input/touchscreen/egalax_ts.c
+++ b/drivers/input/touchscreen/egalax_ts.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Driver for EETI eGalax Multiple Touch Controller
*
* Copyright (C) 2011 Freescale Semiconductor, Inc.
*
* based on max11801_ts.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
/* EETI eGalax serial touch screen controller is a I2C based multiple
diff --git a/drivers/input/touchscreen/elo.c b/drivers/input/touchscreen/elo.c
index 83433e8efff7..7f2942f3cec6 100644
--- a/drivers/input/touchscreen/elo.c
+++ b/drivers/input/touchscreen/elo.c
@@ -352,6 +352,7 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv)
case 1: /* 6-byte protocol */
input_set_abs_params(input_dev, ABS_PRESSURE, 0, 15, 0, 0);
+ /* fall through */
case 2: /* 4-byte protocol */
input_set_abs_params(input_dev, ABS_X, 96, 4000, 0, 0);
diff --git a/drivers/input/touchscreen/fsl-imx25-tcq.c b/drivers/input/touchscreen/fsl-imx25-tcq.c
index 47fe1f184bbc..1d6c8f490b40 100644
--- a/drivers/input/touchscreen/fsl-imx25-tcq.c
+++ b/drivers/input/touchscreen/fsl-imx25-tcq.c
@@ -1,16 +1,11 @@
-/*
- * Copyright (C) 2014-2015 Pengutronix, Markus Pargmann <mpa@pengutronix.de>
- *
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License version 2 as published by the
- * Free Software Foundation.
- *
- * Based on driver from 2011:
- * Juergen Beisert, Pengutronix <kernel@pengutronix.de>
- *
- * This is the driver for the imx25 TCQ (Touchscreen Conversion Queue)
- * connected to the imx25 ADC.
- */
+// SPDX-License-Identifier: GPL-2.0
+//
+// Copyright (C) 2014-2015 Pengutronix, Markus Pargmann <mpa@pengutronix.de>
+// Based on driver from 2011:
+// Juergen Beisert, Pengutronix <kernel@pengutronix.de>
+//
+// This is the driver for the imx25 TCQ (Touchscreen Conversion Queue)
+// connected to the imx25 ADC.
#include <linux/clk.h>
#include <linux/device.h>
diff --git a/drivers/input/touchscreen/gunze.c b/drivers/input/touchscreen/gunze.c
index 481586909d28..054c2537b392 100644
--- a/drivers/input/touchscreen/gunze.c
+++ b/drivers/input/touchscreen/gunze.c
@@ -20,10 +20,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
- * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
#include <linux/errno.h>
diff --git a/drivers/input/touchscreen/imx6ul_tsc.c b/drivers/input/touchscreen/imx6ul_tsc.c
index ee82a975bfd2..c10fc594f94d 100644
--- a/drivers/input/touchscreen/imx6ul_tsc.c
+++ b/drivers/input/touchscreen/imx6ul_tsc.c
@@ -1,12 +1,8 @@
-/*
- * Freescale i.MX6UL touchscreen controller driver
- *
- * Copyright (C) 2015 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
+// SPDX-License-Identifier: GPL-2.0
+//
+// Freescale i.MX6UL touchscreen controller driver
+//
+// Copyright (C) 2015 Freescale Semiconductor, Inc.
#include <linux/errno.h>
#include <linux/kernel.h>
diff --git a/drivers/input/touchscreen/raydium_i2c_ts.c b/drivers/input/touchscreen/raydium_i2c_ts.c
index d1c09e6a2cb6..c89853a36f9e 100644
--- a/drivers/input/touchscreen/raydium_i2c_ts.c
+++ b/drivers/input/touchscreen/raydium_i2c_ts.c
@@ -466,7 +466,7 @@ static bool raydium_i2c_boot_trigger(struct i2c_client *client)
}
}
- return 0;
+ return false;
}
static bool raydium_i2c_fw_trigger(struct i2c_client *client)
@@ -492,7 +492,7 @@ static bool raydium_i2c_fw_trigger(struct i2c_client *client)
}
}
- return 0;
+ return false;
}
static int raydium_i2c_check_path(struct i2c_client *client)
diff --git a/drivers/input/touchscreen/wdt87xx_i2c.c b/drivers/input/touchscreen/wdt87xx_i2c.c
index 20f7f3902757..166edeb77776 100644
--- a/drivers/input/touchscreen/wdt87xx_i2c.c
+++ b/drivers/input/touchscreen/wdt87xx_i2c.c
@@ -1142,7 +1142,7 @@ static int __maybe_unused wdt87xx_resume(struct device *dev)
* The chip may have been reset while system is resuming,
* give it some time to settle.
*/
- mdelay(100);
+ msleep(100);
error = wdt87xx_send_command(client, VND_CMD_START, 0);
if (error)
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 75df4c9d8b54..cae689de75fd 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -3859,7 +3859,7 @@ static int __load_dirty_region_bitmap(struct raid_set *rs)
/* Try loading the bitmap unless "raid0", which does not have one */
if (!rs_is_raid0(rs) &&
!test_and_set_bit(RT_FLAG_RS_BITMAP_LOADED, &rs->runtime_flags)) {
- r = bitmap_load(&rs->md);
+ r = md_bitmap_load(&rs->md);
if (r)
DMERR("Failed to load bitmap");
}
@@ -3987,8 +3987,8 @@ static int raid_preresume(struct dm_target *ti)
/* Resize bitmap to adjust to changed region size (aka MD bitmap chunksize) */
if (test_bit(RT_FLAG_RS_BITMAP_LOADED, &rs->runtime_flags) && mddev->bitmap &&
mddev->bitmap_info.chunksize != to_bytes(rs->requested_bitmap_chunk_sectors)) {
- r = bitmap_resize(mddev->bitmap, mddev->dev_sectors,
- to_bytes(rs->requested_bitmap_chunk_sectors), 0);
+ r = md_bitmap_resize(mddev->bitmap, mddev->dev_sectors,
+ to_bytes(rs->requested_bitmap_chunk_sectors), 0);
if (r)
DMERR("Failed to resize bitmap");
}
diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c
index f983c3fdf204..2fc8c113977f 100644
--- a/drivers/md/md-bitmap.c
+++ b/drivers/md/md-bitmap.c
@@ -46,8 +46,8 @@ static inline char *bmname(struct bitmap *bitmap)
* if we find our page, we increment the page's refcount so that it stays
* allocated while we're using it
*/
-static int bitmap_checkpage(struct bitmap_counts *bitmap,
- unsigned long page, int create, int no_hijack)
+static int md_bitmap_checkpage(struct bitmap_counts *bitmap,
+ unsigned long page, int create, int no_hijack)
__releases(bitmap->lock)
__acquires(bitmap->lock)
{
@@ -115,7 +115,7 @@ __acquires(bitmap->lock)
/* if page is completely empty, put it back on the free list, or dealloc it */
/* if page was hijacked, unmark the flag so it might get alloced next time */
/* Note: lock should be held when calling this */
-static void bitmap_checkfree(struct bitmap_counts *bitmap, unsigned long page)
+static void md_bitmap_checkfree(struct bitmap_counts *bitmap, unsigned long page)
{
char *ptr;
@@ -280,7 +280,7 @@ restart:
return -EINVAL;
}
-static void bitmap_file_kick(struct bitmap *bitmap);
+static void md_bitmap_file_kick(struct bitmap *bitmap);
/*
* write out a page to a file
*/
@@ -310,7 +310,7 @@ static void write_page(struct bitmap *bitmap, struct page *page, int wait)
atomic_read(&bitmap->pending_writes)==0);
}
if (test_bit(BITMAP_WRITE_ERROR, &bitmap->flags))
- bitmap_file_kick(bitmap);
+ md_bitmap_file_kick(bitmap);
}
static void end_bitmap_write(struct buffer_head *bh, int uptodate)
@@ -421,11 +421,11 @@ out:
*/
/*
- * bitmap_wait_writes() should be called before writing any bitmap
+ * md_bitmap_wait_writes() should be called before writing any bitmap
* blocks, to ensure previous writes, particularly from
- * bitmap_daemon_work(), have completed.
+ * md_bitmap_daemon_work(), have completed.
*/
-static void bitmap_wait_writes(struct bitmap *bitmap)
+static void md_bitmap_wait_writes(struct bitmap *bitmap)
{
if (bitmap->storage.file)
wait_event(bitmap->write_wait,
@@ -443,7 +443,7 @@ static void bitmap_wait_writes(struct bitmap *bitmap)
/* update the event counter and sync the superblock to disk */
-void bitmap_update_sb(struct bitmap *bitmap)
+void md_bitmap_update_sb(struct bitmap *bitmap)
{
bitmap_super_t *sb;
@@ -476,10 +476,10 @@ void bitmap_update_sb(struct bitmap *bitmap)
kunmap_atomic(sb);
write_page(bitmap, bitmap->storage.sb_page, 1);
}
-EXPORT_SYMBOL(bitmap_update_sb);
+EXPORT_SYMBOL(md_bitmap_update_sb);
/* print out the bitmap file superblock */
-void bitmap_print_sb(struct bitmap *bitmap)
+void md_bitmap_print_sb(struct bitmap *bitmap)
{
bitmap_super_t *sb;
@@ -518,7 +518,7 @@ void bitmap_print_sb(struct bitmap *bitmap)
*
* Returns: 0 on success, -Exxx on error
*/
-static int bitmap_new_disk_sb(struct bitmap *bitmap)
+static int md_bitmap_new_disk_sb(struct bitmap *bitmap)
{
bitmap_super_t *sb;
unsigned long chunksize, daemon_sleep, write_behind;
@@ -577,7 +577,7 @@ static int bitmap_new_disk_sb(struct bitmap *bitmap)
}
/* read the superblock from the bitmap file and initialize some bitmap fields */
-static int bitmap_read_sb(struct bitmap *bitmap)
+static int md_bitmap_read_sb(struct bitmap *bitmap)
{
char *reason = NULL;
bitmap_super_t *sb;
@@ -727,7 +727,7 @@ out_no_sb:
bitmap->mddev->bitmap_info.space > sectors_reserved)
bitmap->mddev->bitmap_info.space = sectors_reserved;
if (err) {
- bitmap_print_sb(bitmap);
+ md_bitmap_print_sb(bitmap);
if (bitmap->cluster_slot < 0)
md_cluster_stop(bitmap->mddev);
}
@@ -774,9 +774,9 @@ static inline struct page *filemap_get_page(struct bitmap_storage *store,
return store->filemap[file_page_index(store, chunk)];
}
-static int bitmap_storage_alloc(struct bitmap_storage *store,
- unsigned long chunks, int with_super,
- int slot_number)
+static int md_bitmap_storage_alloc(struct bitmap_storage *store,
+ unsigned long chunks, int with_super,
+ int slot_number)
{
int pnum, offset = 0;
unsigned long num_pages;
@@ -830,7 +830,7 @@ static int bitmap_storage_alloc(struct bitmap_storage *store,
return 0;
}
-static void bitmap_file_unmap(struct bitmap_storage *store)
+static void md_bitmap_file_unmap(struct bitmap_storage *store)
{
struct page **map, *sb_page;
int pages;
@@ -862,12 +862,12 @@ static void bitmap_file_unmap(struct bitmap_storage *store)
* then it is no longer reliable, so we stop using it and we mark the file
* as failed in the superblock
*/
-static void bitmap_file_kick(struct bitmap *bitmap)
+static void md_bitmap_file_kick(struct bitmap *bitmap)
{
char *path, *ptr = NULL;
if (!test_and_set_bit(BITMAP_STALE, &bitmap->flags)) {
- bitmap_update_sb(bitmap);
+ md_bitmap_update_sb(bitmap);
if (bitmap->storage.file) {
path = kmalloc(PAGE_SIZE, GFP_KERNEL);
@@ -923,7 +923,7 @@ static inline int test_and_clear_page_attr(struct bitmap *bitmap, int pnum,
* we set the bit immediately, then we record the page number so that
* when an unplug occurs, we can flush the dirty pages out to disk
*/
-static void bitmap_file_set_bit(struct bitmap *bitmap, sector_t block)
+static void md_bitmap_file_set_bit(struct bitmap *bitmap, sector_t block)
{
unsigned long bit;
struct page *page;
@@ -952,7 +952,7 @@ static void bitmap_file_set_bit(struct bitmap *bitmap, sector_t block)
set_page_attr(bitmap, page->index - node_offset, BITMAP_PAGE_DIRTY);
}
-static void bitmap_file_clear_bit(struct bitmap *bitmap, sector_t block)
+static void md_bitmap_file_clear_bit(struct bitmap *bitmap, sector_t block)
{
unsigned long bit;
struct page *page;
@@ -980,7 +980,7 @@ static void bitmap_file_clear_bit(struct bitmap *bitmap, sector_t block)
}
}
-static int bitmap_file_test_bit(struct bitmap *bitmap, sector_t block)
+static int md_bitmap_file_test_bit(struct bitmap *bitmap, sector_t block)
{
unsigned long bit;
struct page *page;
@@ -1005,7 +1005,7 @@ static int bitmap_file_test_bit(struct bitmap *bitmap, sector_t block)
/* this gets called when the md device is ready to unplug its underlying
* (slave) device queues -- before we let any writes go down, we need to
* sync the dirty pages of the bitmap file to disk */
-void bitmap_unplug(struct bitmap *bitmap)
+void md_bitmap_unplug(struct bitmap *bitmap)
{
unsigned long i;
int dirty, need_write;
@@ -1025,7 +1025,7 @@ void bitmap_unplug(struct bitmap *bitmap)
BITMAP_PAGE_NEEDWRITE);
if (dirty || need_write) {
if (!writing) {
- bitmap_wait_writes(bitmap);
+ md_bitmap_wait_writes(bitmap);
if (bitmap->mddev->queue)
blk_add_trace_msg(bitmap->mddev->queue,
"md bitmap_unplug");
@@ -1036,14 +1036,14 @@ void bitmap_unplug(struct bitmap *bitmap)
}
}
if (writing)
- bitmap_wait_writes(bitmap);
+ md_bitmap_wait_writes(bitmap);
if (test_bit(BITMAP_WRITE_ERROR, &bitmap->flags))
- bitmap_file_kick(bitmap);
+ md_bitmap_file_kick(bitmap);
}
-EXPORT_SYMBOL(bitmap_unplug);
+EXPORT_SYMBOL(md_bitmap_unplug);
-static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int needed);
+static void md_bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int needed);
/* * bitmap_init_from_disk -- called at bitmap_create time to initialize
* the in-memory bitmap from the on-disk bitmap -- also, sets up the
* memory mapping of the bitmap file
@@ -1055,7 +1055,7 @@ static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int n
* We ignore all bits for sectors that end earlier than 'start'.
* This is used when reading an out-of-date bitmap...
*/
-static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
+static int md_bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
{
unsigned long i, chunks, index, oldindex, bit, node_offset = 0;
struct page *page = NULL;
@@ -1078,9 +1078,9 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
/* if the disk bit is set, set the memory bit */
int needed = ((sector_t)(i+1) << (bitmap->counts.chunkshift)
>= start);
- bitmap_set_memory_bits(bitmap,
- (sector_t)i << bitmap->counts.chunkshift,
- needed);
+ md_bitmap_set_memory_bits(bitmap,
+ (sector_t)i << bitmap->counts.chunkshift,
+ needed);
}
return 0;
}
@@ -1159,9 +1159,9 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
/* if the disk bit is set, set the memory bit */
int needed = ((sector_t)(i+1) << bitmap->counts.chunkshift
>= start);
- bitmap_set_memory_bits(bitmap,
- (sector_t)i << bitmap->counts.chunkshift,
- needed);
+ md_bitmap_set_memory_bits(bitmap,
+ (sector_t)i << bitmap->counts.chunkshift,
+ needed);
bit_cnt++;
}
offset = 0;
@@ -1179,7 +1179,7 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
return ret;
}
-void bitmap_write_all(struct bitmap *bitmap)
+void md_bitmap_write_all(struct bitmap *bitmap)
{
/* We don't actually write all bitmap blocks here,
* just flag them as needing to be written
@@ -1198,16 +1198,16 @@ void bitmap_write_all(struct bitmap *bitmap)
bitmap->allclean = 0;
}
-static void bitmap_count_page(struct bitmap_counts *bitmap,
- sector_t offset, int inc)
+static void md_bitmap_count_page(struct bitmap_counts *bitmap,
+ sector_t offset, int inc)
{
sector_t chunk = offset >> bitmap->chunkshift;
unsigned long page = chunk >> PAGE_COUNTER_SHIFT;
bitmap->bp[page].count += inc;
- bitmap_checkfree(bitmap, page);
+ md_bitmap_checkfree(bitmap, page);
}
-static void bitmap_set_pending(struct bitmap_counts *bitmap, sector_t offset)
+static void md_bitmap_set_pending(struct bitmap_counts *bitmap, sector_t offset)
{
sector_t chunk = offset >> bitmap->chunkshift;
unsigned long page = chunk >> PAGE_COUNTER_SHIFT;
@@ -1217,16 +1217,16 @@ static void bitmap_set_pending(struct bitmap_counts *bitmap, sector_t offset)
bp->pending = 1;
}
-static bitmap_counter_t *bitmap_get_counter(struct bitmap_counts *bitmap,
- sector_t offset, sector_t *blocks,
- int create);
+static bitmap_counter_t *md_bitmap_get_counter(struct bitmap_counts *bitmap,
+ sector_t offset, sector_t *blocks,
+ int create);
/*
* bitmap daemon -- periodically wakes up to clean bits and flush pages
* out to disk
*/
-void bitmap_daemon_work(struct mddev *mddev)
+void md_bitmap_daemon_work(struct mddev *mddev)
{
struct bitmap *bitmap;
unsigned long j;
@@ -1301,10 +1301,8 @@ void bitmap_daemon_work(struct mddev *mddev)
}
counts->bp[j >> PAGE_COUNTER_SHIFT].pending = 0;
}
- bmc = bitmap_get_counter(counts,
- block,
- &blocks, 0);
+ bmc = md_bitmap_get_counter(counts, block, &blocks, 0);
if (!bmc) {
j |= PAGE_COUNTER_MASK;
continue;
@@ -1312,17 +1310,17 @@ void bitmap_daemon_work(struct mddev *mddev)
if (*bmc == 1 && !bitmap->need_sync) {
/* We can clear the bit */
*bmc = 0;
- bitmap_count_page(counts, block, -1);
- bitmap_file_clear_bit(bitmap, block);
+ md_bitmap_count_page(counts, block, -1);
+ md_bitmap_file_clear_bit(bitmap, block);
} else if (*bmc && *bmc <= 2) {
*bmc = 1;
- bitmap_set_pending(counts, block);
+ md_bitmap_set_pending(counts, block);
bitmap->allclean = 0;
}
}
spin_unlock_irq(&counts->lock);
- bitmap_wait_writes(bitmap);
+ md_bitmap_wait_writes(bitmap);
/* Now start writeout on any page in NEEDWRITE that isn't DIRTY.
* DIRTY pages need to be written by bitmap_unplug so it can wait
* for them.
@@ -1352,9 +1350,9 @@ void bitmap_daemon_work(struct mddev *mddev)
mutex_unlock(&mddev->bitmap_info.mutex);
}
-static bitmap_counter_t *bitmap_get_counter(struct bitmap_counts *bitmap,
- sector_t offset, sector_t *blocks,
- int create)
+static bitmap_counter_t *md_bitmap_get_counter(struct bitmap_counts *bitmap,
+ sector_t offset, sector_t *blocks,
+ int create)
__releases(bitmap->lock)
__acquires(bitmap->lock)
{
@@ -1368,7 +1366,7 @@ __acquires(bitmap->lock)
sector_t csize;
int err;
- err = bitmap_checkpage(bitmap, page, create, 0);
+ err = md_bitmap_checkpage(bitmap, page, create, 0);
if (bitmap->bp[page].hijacked ||
bitmap->bp[page].map == NULL)
@@ -1394,7 +1392,7 @@ __acquires(bitmap->lock)
&(bitmap->bp[page].map[pageoff]);
}
-int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sectors, int behind)
+int md_bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sectors, int behind)
{
if (!bitmap)
return 0;
@@ -1415,7 +1413,7 @@ int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sect
bitmap_counter_t *bmc;
spin_lock_irq(&bitmap->counts.lock);
- bmc = bitmap_get_counter(&bitmap->counts, offset, &blocks, 1);
+ bmc = md_bitmap_get_counter(&bitmap->counts, offset, &blocks, 1);
if (!bmc) {
spin_unlock_irq(&bitmap->counts.lock);
return 0;
@@ -1437,8 +1435,8 @@ int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sect
switch (*bmc) {
case 0:
- bitmap_file_set_bit(bitmap, offset);
- bitmap_count_page(&bitmap->counts, offset, 1);
+ md_bitmap_file_set_bit(bitmap, offset);
+ md_bitmap_count_page(&bitmap->counts, offset, 1);
/* fall through */
case 1:
*bmc = 2;
@@ -1456,10 +1454,10 @@ int bitmap_startwrite(struct bitmap *bitmap, sector_t offset, unsigned long sect
}
return 0;
}
-EXPORT_SYMBOL(bitmap_startwrite);
+EXPORT_SYMBOL(md_bitmap_startwrite);
-void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long sectors,
- int success, int behind)
+void md_bitmap_endwrite(struct bitmap *bitmap, sector_t offset,
+ unsigned long sectors, int success, int behind)
{
if (!bitmap)
return;
@@ -1477,7 +1475,7 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto
bitmap_counter_t *bmc;
spin_lock_irqsave(&bitmap->counts.lock, flags);
- bmc = bitmap_get_counter(&bitmap->counts, offset, &blocks, 0);
+ bmc = md_bitmap_get_counter(&bitmap->counts, offset, &blocks, 0);
if (!bmc) {
spin_unlock_irqrestore(&bitmap->counts.lock, flags);
return;
@@ -1498,7 +1496,7 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto
(*bmc)--;
if (*bmc <= 2) {
- bitmap_set_pending(&bitmap->counts, offset);
+ md_bitmap_set_pending(&bitmap->counts, offset);
bitmap->allclean = 0;
}
spin_unlock_irqrestore(&bitmap->counts.lock, flags);
@@ -1509,7 +1507,7 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto
sectors = 0;
}
}
-EXPORT_SYMBOL(bitmap_endwrite);
+EXPORT_SYMBOL(md_bitmap_endwrite);
static int __bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks,
int degraded)
@@ -1521,7 +1519,7 @@ static int __bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t
return 1; /* always resync if no bitmap */
}
spin_lock_irq(&bitmap->counts.lock);
- bmc = bitmap_get_counter(&bitmap->counts, offset, blocks, 0);
+ bmc = md_bitmap_get_counter(&bitmap->counts, offset, blocks, 0);
rv = 0;
if (bmc) {
/* locked */
@@ -1539,8 +1537,8 @@ static int __bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t
return rv;
}
-int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks,
- int degraded)
+int md_bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks,
+ int degraded)
{
/* bitmap_start_sync must always report on multiples of whole
* pages, otherwise resync (which is very PAGE_SIZE based) will
@@ -1561,9 +1559,9 @@ int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks,
}
return rv;
}
-EXPORT_SYMBOL(bitmap_start_sync);
+EXPORT_SYMBOL(md_bitmap_start_sync);
-void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, int aborted)
+void md_bitmap_end_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, int aborted)
{
bitmap_counter_t *bmc;
unsigned long flags;
@@ -1573,7 +1571,7 @@ void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, i
return;
}
spin_lock_irqsave(&bitmap->counts.lock, flags);
- bmc = bitmap_get_counter(&bitmap->counts, offset, blocks, 0);
+ bmc = md_bitmap_get_counter(&bitmap->counts, offset, blocks, 0);
if (bmc == NULL)
goto unlock;
/* locked */
@@ -1584,7 +1582,7 @@ void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, i
*bmc |= NEEDED_MASK;
else {
if (*bmc <= 2) {
- bitmap_set_pending(&bitmap->counts, offset);
+ md_bitmap_set_pending(&bitmap->counts, offset);
bitmap->allclean = 0;
}
}
@@ -1592,9 +1590,9 @@ void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, i
unlock:
spin_unlock_irqrestore(&bitmap->counts.lock, flags);
}
-EXPORT_SYMBOL(bitmap_end_sync);
+EXPORT_SYMBOL(md_bitmap_end_sync);
-void bitmap_close_sync(struct bitmap *bitmap)
+void md_bitmap_close_sync(struct bitmap *bitmap)
{
/* Sync has finished, and any bitmap chunks that weren't synced
* properly have been aborted. It remains to us to clear the
@@ -1605,13 +1603,13 @@ void bitmap_close_sync(struct bitmap *bitmap)
if (!bitmap)
return;
while (sector < bitmap->mddev->resync_max_sectors) {
- bitmap_end_sync(bitmap, sector, &blocks, 0);
+ md_bitmap_end_sync(bitmap, sector, &blocks, 0);
sector += blocks;
}
}
-EXPORT_SYMBOL(bitmap_close_sync);
+EXPORT_SYMBOL(md_bitmap_close_sync);
-void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector, bool force)
+void md_bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector, bool force)
{
sector_t s = 0;
sector_t blocks;
@@ -1633,15 +1631,15 @@ void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector, bool force)
sector &= ~((1ULL << bitmap->counts.chunkshift) - 1);
s = 0;
while (s < sector && s < bitmap->mddev->resync_max_sectors) {
- bitmap_end_sync(bitmap, s, &blocks, 0);
+ md_bitmap_end_sync(bitmap, s, &blocks, 0);
s += blocks;
}
bitmap->last_end_sync = jiffies;
sysfs_notify(&bitmap->mddev->kobj, NULL, "sync_completed");
}
-EXPORT_SYMBOL(bitmap_cond_end_sync);
+EXPORT_SYMBOL(md_bitmap_cond_end_sync);
-void bitmap_sync_with_cluster(struct mddev *mddev,
+void md_bitmap_sync_with_cluster(struct mddev *mddev,
sector_t old_lo, sector_t old_hi,
sector_t new_lo, sector_t new_hi)
{
@@ -1649,20 +1647,20 @@ void bitmap_sync_with_cluster(struct mddev *mddev,
sector_t sector, blocks = 0;
for (sector = old_lo; sector < new_lo; ) {
- bitmap_end_sync(bitmap, sector, &blocks, 0);
+ md_bitmap_end_sync(bitmap, sector, &blocks, 0);
sector += blocks;
}
WARN((blocks > new_lo) && old_lo, "alignment is not correct for lo\n");
for (sector = old_hi; sector < new_hi; ) {
- bitmap_start_sync(bitmap, sector, &blocks, 0);
+ md_bitmap_start_sync(bitmap, sector, &blocks, 0);
sector += blocks;
}
WARN((blocks > new_hi) && old_hi, "alignment is not correct for hi\n");
}
-EXPORT_SYMBOL(bitmap_sync_with_cluster);
+EXPORT_SYMBOL(md_bitmap_sync_with_cluster);
-static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int needed)
+static void md_bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int needed)
{
/* For each chunk covered by any of these sectors, set the
* counter to 2 and possibly set resync_needed. They should all
@@ -1672,15 +1670,15 @@ static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int n
sector_t secs;
bitmap_counter_t *bmc;
spin_lock_irq(&bitmap->counts.lock);
- bmc = bitmap_get_counter(&bitmap->counts, offset, &secs, 1);
+ bmc = md_bitmap_get_counter(&bitmap->counts, offset, &secs, 1);
if (!bmc) {
spin_unlock_irq(&bitmap->counts.lock);
return;
}
if (!*bmc) {
*bmc = 2;
- bitmap_count_page(&bitmap->counts, offset, 1);
- bitmap_set_pending(&bitmap->counts, offset);
+ md_bitmap_count_page(&bitmap->counts, offset, 1);
+ md_bitmap_set_pending(&bitmap->counts, offset);
bitmap->allclean = 0;
}
if (needed)
@@ -1689,14 +1687,14 @@ static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, int n
}
/* dirty the memory and file bits for bitmap chunks "s" to "e" */
-void bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e)
+void md_bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e)
{
unsigned long chunk;
for (chunk = s; chunk <= e; chunk++) {
sector_t sec = (sector_t)chunk << bitmap->counts.chunkshift;
- bitmap_set_memory_bits(bitmap, sec, 1);
- bitmap_file_set_bit(bitmap, sec);
+ md_bitmap_set_memory_bits(bitmap, sec, 1);
+ md_bitmap_file_set_bit(bitmap, sec);
if (sec < bitmap->mddev->recovery_cp)
/* We are asserting that the array is dirty,
* so move the recovery_cp address back so
@@ -1709,7 +1707,7 @@ void bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e)
/*
* flush out any pending updates
*/
-void bitmap_flush(struct mddev *mddev)
+void md_bitmap_flush(struct mddev *mddev)
{
struct bitmap *bitmap = mddev->bitmap;
long sleep;
@@ -1722,18 +1720,18 @@ void bitmap_flush(struct mddev *mddev)
*/
sleep = mddev->bitmap_info.daemon_sleep * 2;
bitmap->daemon_lastrun -= sleep;
- bitmap_daemon_work(mddev);
+ md_bitmap_daemon_work(mddev);
bitmap->daemon_lastrun -= sleep;
- bitmap_daemon_work(mddev);
+ md_bitmap_daemon_work(mddev);
bitmap->daemon_lastrun -= sleep;
- bitmap_daemon_work(mddev);
- bitmap_update_sb(bitmap);
+ md_bitmap_daemon_work(mddev);
+ md_bitmap_update_sb(bitmap);
}
/*
* free memory that was allocated
*/
-void bitmap_free(struct bitmap *bitmap)
+void md_bitmap_free(struct bitmap *bitmap)
{
unsigned long k, pages;
struct bitmap_page *bp;
@@ -1753,7 +1751,7 @@ void bitmap_free(struct bitmap *bitmap)
atomic_read(&bitmap->pending_writes) == 0);
/* release the bitmap file */
- bitmap_file_unmap(&bitmap->storage);
+ md_bitmap_file_unmap(&bitmap->storage);
bp = bitmap->counts.bp;
pages = bitmap->counts.pages;
@@ -1767,9 +1765,9 @@ void bitmap_free(struct bitmap *bitmap)
kfree(bp);
kfree(bitmap);
}
-EXPORT_SYMBOL(bitmap_free);
+EXPORT_SYMBOL(md_bitmap_free);
-void bitmap_wait_behind_writes(struct mddev *mddev)
+void md_bitmap_wait_behind_writes(struct mddev *mddev)
{
struct bitmap *bitmap = mddev->bitmap;
@@ -1783,14 +1781,14 @@ void bitmap_wait_behind_writes(struct mddev *mddev)
}
}
-void bitmap_destroy(struct mddev *mddev)
+void md_bitmap_destroy(struct mddev *mddev)
{
struct bitmap *bitmap = mddev->bitmap;
if (!bitmap) /* there was no bitmap */
return;
- bitmap_wait_behind_writes(mddev);
+ md_bitmap_wait_behind_writes(mddev);
mutex_lock(&mddev->bitmap_info.mutex);
spin_lock(&mddev->lock);
@@ -1800,7 +1798,7 @@ void bitmap_destroy(struct mddev *mddev)
if (mddev->thread)
mddev->thread->timeout = MAX_SCHEDULE_TIMEOUT;
- bitmap_free(bitmap);
+ md_bitmap_free(bitmap);
}
/*
@@ -1808,7 +1806,7 @@ void bitmap_destroy(struct mddev *mddev)
* if this returns an error, bitmap_destroy must be called to do clean up
* once mddev->bitmap is set
*/
-struct bitmap *bitmap_create(struct mddev *mddev, int slot)
+struct bitmap *md_bitmap_create(struct mddev *mddev, int slot)
{
struct bitmap *bitmap;
sector_t blocks = mddev->resync_max_sectors;
@@ -1863,9 +1861,9 @@ struct bitmap *bitmap_create(struct mddev *mddev, int slot)
* instructing us to create a new on-disk bitmap instance.
*/
if (test_and_clear_bit(MD_ARRAY_FIRST_USE, &mddev->flags))
- err = bitmap_new_disk_sb(bitmap);
+ err = md_bitmap_new_disk_sb(bitmap);
else
- err = bitmap_read_sb(bitmap);
+ err = md_bitmap_read_sb(bitmap);
} else {
err = 0;
if (mddev->bitmap_info.chunksize == 0 ||
@@ -1878,7 +1876,7 @@ struct bitmap *bitmap_create(struct mddev *mddev, int slot)
goto error;
bitmap->daemon_lastrun = jiffies;
- err = bitmap_resize(bitmap, blocks, mddev->bitmap_info.chunksize, 1);
+ err = md_bitmap_resize(bitmap, blocks, mddev->bitmap_info.chunksize, 1);
if (err)
goto error;
@@ -1891,11 +1889,11 @@ struct bitmap *bitmap_create(struct mddev *mddev, int slot)
return bitmap;
error:
- bitmap_free(bitmap);
+ md_bitmap_free(bitmap);
return ERR_PTR(err);
}
-int bitmap_load(struct mddev *mddev)
+int md_bitmap_load(struct mddev *mddev)
{
int err = 0;
sector_t start = 0;
@@ -1915,10 +1913,10 @@ int bitmap_load(struct mddev *mddev)
*/
while (sector < mddev->resync_max_sectors) {
sector_t blocks;
- bitmap_start_sync(bitmap, sector, &blocks, 0);
+ md_bitmap_start_sync(bitmap, sector, &blocks, 0);
sector += blocks;
}
- bitmap_close_sync(bitmap);
+ md_bitmap_close_sync(bitmap);
if (mddev->degraded == 0
|| bitmap->events_cleared == mddev->events)
@@ -1927,7 +1925,7 @@ int bitmap_load(struct mddev *mddev)
start = mddev->recovery_cp;
mutex_lock(&mddev->bitmap_info.mutex);
- err = bitmap_init_from_disk(bitmap, start);
+ err = md_bitmap_init_from_disk(bitmap, start);
mutex_unlock(&mddev->bitmap_info.mutex);
if (err)
@@ -1940,29 +1938,29 @@ int bitmap_load(struct mddev *mddev)
mddev->thread->timeout = mddev->bitmap_info.daemon_sleep;
md_wakeup_thread(mddev->thread);
- bitmap_update_sb(bitmap);
+ md_bitmap_update_sb(bitmap);
if (test_bit(BITMAP_WRITE_ERROR, &bitmap->flags))
err = -EIO;
out:
return err;
}
-EXPORT_SYMBOL_GPL(bitmap_load);
+EXPORT_SYMBOL_GPL(md_bitmap_load);
struct bitmap *get_bitmap_from_slot(struct mddev *mddev, int slot)
{
int rv = 0;
struct bitmap *bitmap;
- bitmap = bitmap_create(mddev, slot);
+ bitmap = md_bitmap_create(mddev, slot);
if (IS_ERR(bitmap)) {
rv = PTR_ERR(bitmap);
return ERR_PTR(rv);
}
- rv = bitmap_init_from_disk(bitmap, 0);
+ rv = md_bitmap_init_from_disk(bitmap, 0);
if (rv) {
- bitmap_free(bitmap);
+ md_bitmap_free(bitmap);
return ERR_PTR(rv);
}
@@ -1973,7 +1971,7 @@ EXPORT_SYMBOL(get_bitmap_from_slot);
/* Loads the bitmap associated with slot and copies the resync information
* to our bitmap
*/
-int bitmap_copy_from_slot(struct mddev *mddev, int slot,
+int md_bitmap_copy_from_slot(struct mddev *mddev, int slot,
sector_t *low, sector_t *high, bool clear_bits)
{
int rv = 0, i, j;
@@ -1990,35 +1988,35 @@ int bitmap_copy_from_slot(struct mddev *mddev, int slot,
counts = &bitmap->counts;
for (j = 0; j < counts->chunks; j++) {
block = (sector_t)j << counts->chunkshift;
- if (bitmap_file_test_bit(bitmap, block)) {
+ if (md_bitmap_file_test_bit(bitmap, block)) {
if (!lo)
lo = block;
hi = block;
- bitmap_file_clear_bit(bitmap, block);
- bitmap_set_memory_bits(mddev->bitmap, block, 1);
- bitmap_file_set_bit(mddev->bitmap, block);
+ md_bitmap_file_clear_bit(bitmap, block);
+ md_bitmap_set_memory_bits(mddev->bitmap, block, 1);
+ md_bitmap_file_set_bit(mddev->bitmap, block);
}
}
if (clear_bits) {
- bitmap_update_sb(bitmap);
+ md_bitmap_update_sb(bitmap);
/* BITMAP_PAGE_PENDING is set, but bitmap_unplug needs
* BITMAP_PAGE_DIRTY or _NEEDWRITE to write ... */
for (i = 0; i < bitmap->storage.file_pages; i++)
if (test_page_attr(bitmap, i, BITMAP_PAGE_PENDING))
set_page_attr(bitmap, i, BITMAP_PAGE_NEEDWRITE);
- bitmap_unplug(bitmap);
+ md_bitmap_unplug(bitmap);
}
- bitmap_unplug(mddev->bitmap);
+ md_bitmap_unplug(mddev->bitmap);
*low = lo;
*high = hi;
return rv;
}
-EXPORT_SYMBOL_GPL(bitmap_copy_from_slot);
+EXPORT_SYMBOL_GPL(md_bitmap_copy_from_slot);
-void bitmap_status(struct seq_file *seq, struct bitmap *bitmap)
+void md_bitmap_status(struct seq_file *seq, struct bitmap *bitmap)
{
unsigned long chunk_kb;
struct bitmap_counts *counts;
@@ -2045,7 +2043,7 @@ void bitmap_status(struct seq_file *seq, struct bitmap *bitmap)
seq_printf(seq, "\n");
}
-int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
+int md_bitmap_resize(struct bitmap *bitmap, sector_t blocks,
int chunksize, int init)
{
/* If chunk_size is 0, choose an appropriate chunk size.
@@ -2106,12 +2104,12 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
chunks = DIV_ROUND_UP_SECTOR_T(blocks, 1 << chunkshift);
memset(&store, 0, sizeof(store));
if (bitmap->mddev->bitmap_info.offset || bitmap->mddev->bitmap_info.file)
- ret = bitmap_storage_alloc(&store, chunks,
- !bitmap->mddev->bitmap_info.external,
- mddev_is_clustered(bitmap->mddev)
- ? bitmap->cluster_slot : 0);
+ ret = md_bitmap_storage_alloc(&store, chunks,
+ !bitmap->mddev->bitmap_info.external,
+ mddev_is_clustered(bitmap->mddev)
+ ? bitmap->cluster_slot : 0);
if (ret) {
- bitmap_file_unmap(&store);
+ md_bitmap_file_unmap(&store);
goto err;
}
@@ -2120,7 +2118,7 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
new_bp = kcalloc(pages, sizeof(*new_bp), GFP_KERNEL);
ret = -ENOMEM;
if (!new_bp) {
- bitmap_file_unmap(&store);
+ md_bitmap_file_unmap(&store);
goto err;
}
@@ -2134,7 +2132,7 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
memcpy(page_address(store.sb_page),
page_address(bitmap->storage.sb_page),
sizeof(bitmap_super_t));
- bitmap_file_unmap(&bitmap->storage);
+ md_bitmap_file_unmap(&bitmap->storage);
bitmap->storage = store;
old_counts = bitmap->counts;
@@ -2154,7 +2152,7 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
if (mddev_is_clustered(bitmap->mddev)) {
unsigned long page;
for (page = 0; page < pages; page++) {
- ret = bitmap_checkpage(&bitmap->counts, page, 1, 1);
+ ret = md_bitmap_checkpage(&bitmap->counts, page, 1, 1);
if (ret) {
unsigned long k;
@@ -2184,27 +2182,23 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
bitmap_counter_t *bmc_old, *bmc_new;
int set;
- bmc_old = bitmap_get_counter(&old_counts, block,
- &old_blocks, 0);
+ bmc_old = md_bitmap_get_counter(&old_counts, block, &old_blocks, 0);
set = bmc_old && NEEDED(*bmc_old);
if (set) {
- bmc_new = bitmap_get_counter(&bitmap->counts, block,
- &new_blocks, 1);
+ bmc_new = md_bitmap_get_counter(&bitmap->counts, block, &new_blocks, 1);
if (*bmc_new == 0) {
/* need to set on-disk bits too. */
sector_t end = block + new_blocks;
sector_t start = block >> chunkshift;
start <<= chunkshift;
while (start < end) {
- bitmap_file_set_bit(bitmap, block);
+ md_bitmap_file_set_bit(bitmap, block);
start += 1 << chunkshift;
}
*bmc_new = 2;
- bitmap_count_page(&bitmap->counts,
- block, 1);
- bitmap_set_pending(&bitmap->counts,
- block);
+ md_bitmap_count_page(&bitmap->counts, block, 1);
+ md_bitmap_set_pending(&bitmap->counts, block);
}
*bmc_new |= NEEDED_MASK;
if (new_blocks < old_blocks)
@@ -2225,18 +2219,15 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
int i;
while (block < (chunks << chunkshift)) {
bitmap_counter_t *bmc;
- bmc = bitmap_get_counter(&bitmap->counts, block,
- &new_blocks, 1);
+ bmc = md_bitmap_get_counter(&bitmap->counts, block, &new_blocks, 1);
if (bmc) {
/* new space. It needs to be resynced, so
* we set NEEDED_MASK.
*/
if (*bmc == 0) {
*bmc = NEEDED_MASK | 2;
- bitmap_count_page(&bitmap->counts,
- block, 1);
- bitmap_set_pending(&bitmap->counts,
- block);
+ md_bitmap_count_page(&bitmap->counts, block, 1);
+ md_bitmap_set_pending(&bitmap->counts, block);
}
}
block += new_blocks;
@@ -2247,14 +2238,14 @@ int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
spin_unlock_irq(&bitmap->counts.lock);
if (!init) {
- bitmap_unplug(bitmap);
+ md_bitmap_unplug(bitmap);
bitmap->mddev->pers->quiesce(bitmap->mddev, 0);
}
ret = 0;
err:
return ret;
}
-EXPORT_SYMBOL_GPL(bitmap_resize);
+EXPORT_SYMBOL_GPL(md_bitmap_resize);
static ssize_t
location_show(struct mddev *mddev, char *page)
@@ -2298,7 +2289,7 @@ location_store(struct mddev *mddev, const char *buf, size_t len)
}
if (mddev->pers) {
mddev->pers->quiesce(mddev, 1);
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
mddev->pers->quiesce(mddev, 0);
}
mddev->bitmap_info.offset = 0;
@@ -2337,18 +2328,18 @@ location_store(struct mddev *mddev, const char *buf, size_t len)
if (mddev->pers) {
struct bitmap *bitmap;
mddev->pers->quiesce(mddev, 1);
- bitmap = bitmap_create(mddev, -1);
+ bitmap = md_bitmap_create(mddev, -1);
if (IS_ERR(bitmap))
rv = PTR_ERR(bitmap);
else {
mddev->bitmap = bitmap;
- rv = bitmap_load(mddev);
+ rv = md_bitmap_load(mddev);
if (rv)
mddev->bitmap_info.offset = 0;
}
mddev->pers->quiesce(mddev, 0);
if (rv) {
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
goto out;
}
}
diff --git a/drivers/md/md-bitmap.h b/drivers/md/md-bitmap.h
index 5df35ca90f58..cfd7395de8fd 100644
--- a/drivers/md/md-bitmap.h
+++ b/drivers/md/md-bitmap.h
@@ -236,43 +236,43 @@ struct bitmap {
/* the bitmap API */
/* these are used only by md/bitmap */
-struct bitmap *bitmap_create(struct mddev *mddev, int slot);
-int bitmap_load(struct mddev *mddev);
-void bitmap_flush(struct mddev *mddev);
-void bitmap_destroy(struct mddev *mddev);
+struct bitmap *md_bitmap_create(struct mddev *mddev, int slot);
+int md_bitmap_load(struct mddev *mddev);
+void md_bitmap_flush(struct mddev *mddev);
+void md_bitmap_destroy(struct mddev *mddev);
-void bitmap_print_sb(struct bitmap *bitmap);
-void bitmap_update_sb(struct bitmap *bitmap);
-void bitmap_status(struct seq_file *seq, struct bitmap *bitmap);
+void md_bitmap_print_sb(struct bitmap *bitmap);
+void md_bitmap_update_sb(struct bitmap *bitmap);
+void md_bitmap_status(struct seq_file *seq, struct bitmap *bitmap);
-int bitmap_setallbits(struct bitmap *bitmap);
-void bitmap_write_all(struct bitmap *bitmap);
+int md_bitmap_setallbits(struct bitmap *bitmap);
+void md_bitmap_write_all(struct bitmap *bitmap);
-void bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e);
+void md_bitmap_dirty_bits(struct bitmap *bitmap, unsigned long s, unsigned long e);
/* these are exported */
-int bitmap_startwrite(struct bitmap *bitmap, sector_t offset,
- unsigned long sectors, int behind);
-void bitmap_endwrite(struct bitmap *bitmap, sector_t offset,
+int md_bitmap_startwrite(struct bitmap *bitmap, sector_t offset,
+ unsigned long sectors, int behind);
+void md_bitmap_endwrite(struct bitmap *bitmap, sector_t offset,
unsigned long sectors, int success, int behind);
-int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, int degraded);
-void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, int aborted);
-void bitmap_close_sync(struct bitmap *bitmap);
-void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector, bool force);
-void bitmap_sync_with_cluster(struct mddev *mddev,
- sector_t old_lo, sector_t old_hi,
- sector_t new_lo, sector_t new_hi);
-
-void bitmap_unplug(struct bitmap *bitmap);
-void bitmap_daemon_work(struct mddev *mddev);
-
-int bitmap_resize(struct bitmap *bitmap, sector_t blocks,
- int chunksize, int init);
+int md_bitmap_start_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, int degraded);
+void md_bitmap_end_sync(struct bitmap *bitmap, sector_t offset, sector_t *blocks, int aborted);
+void md_bitmap_close_sync(struct bitmap *bitmap);
+void md_bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector, bool force);
+void md_bitmap_sync_with_cluster(struct mddev *mddev,
+ sector_t old_lo, sector_t old_hi,
+ sector_t new_lo, sector_t new_hi);
+
+void md_bitmap_unplug(struct bitmap *bitmap);
+void md_bitmap_daemon_work(struct mddev *mddev);
+
+int md_bitmap_resize(struct bitmap *bitmap, sector_t blocks,
+ int chunksize, int init);
struct bitmap *get_bitmap_from_slot(struct mddev *mddev, int slot);
-int bitmap_copy_from_slot(struct mddev *mddev, int slot,
- sector_t *lo, sector_t *hi, bool clear_bits);
-void bitmap_free(struct bitmap *bitmap);
-void bitmap_wait_behind_writes(struct mddev *mddev);
+int md_bitmap_copy_from_slot(struct mddev *mddev, int slot,
+ sector_t *lo, sector_t *hi, bool clear_bits);
+void md_bitmap_free(struct bitmap *bitmap);
+void md_bitmap_wait_behind_writes(struct mddev *mddev);
#endif
#endif
diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c
index e8a74e92be30..94329e03001e 100644
--- a/drivers/md/md-cluster.c
+++ b/drivers/md/md-cluster.c
@@ -317,7 +317,7 @@ static void recover_bitmaps(struct md_thread *thread)
str, ret);
goto clear_bit;
}
- ret = bitmap_copy_from_slot(mddev, slot, &lo, &hi, true);
+ ret = md_bitmap_copy_from_slot(mddev, slot, &lo, &hi, true);
if (ret) {
pr_err("md-cluster: Could not copy data from bitmap %d\n", slot);
goto clear_bit;
@@ -492,9 +492,7 @@ static void process_suspend_info(struct mddev *mddev,
* resync thread is running in another node,
* so we don't need to do the resync again
* with the same section */
- bitmap_sync_with_cluster(mddev, cinfo->sync_low,
- cinfo->sync_hi,
- lo, hi);
+ md_bitmap_sync_with_cluster(mddev, cinfo->sync_low, cinfo->sync_hi, lo, hi);
cinfo->sync_low = lo;
cinfo->sync_hi = hi;
@@ -842,7 +840,7 @@ static int gather_all_resync_info(struct mddev *mddev, int total_slots)
}
/* Read the disk bitmap sb and check if it needs recovery */
- ret = bitmap_copy_from_slot(mddev, i, &lo, &hi, false);
+ ret = md_bitmap_copy_from_slot(mddev, i, &lo, &hi, false);
if (ret) {
pr_warn("md-cluster: Could not gather bitmaps from slot %d", i);
lockres_free(bm_lockres);
@@ -1140,13 +1138,13 @@ static int cluster_check_sync_size(struct mddev *mddev)
bm_lockres = lockres_init(mddev, str, NULL, 1);
if (!bm_lockres) {
pr_err("md-cluster: Cannot initialize %s\n", str);
- bitmap_free(bitmap);
+ md_bitmap_free(bitmap);
return -1;
}
bm_lockres->flags |= DLM_LKF_NOQUEUE;
rv = dlm_lock_sync(bm_lockres, DLM_LOCK_PW);
if (!rv)
- bitmap_update_sb(bitmap);
+ md_bitmap_update_sb(bitmap);
lockres_free(bm_lockres);
sb = kmap_atomic(bitmap->storage.sb_page);
@@ -1154,11 +1152,11 @@ static int cluster_check_sync_size(struct mddev *mddev)
sync_size = sb->sync_size;
else if (sync_size != sb->sync_size) {
kunmap_atomic(sb);
- bitmap_free(bitmap);
+ md_bitmap_free(bitmap);
return -1;
}
kunmap_atomic(sb);
- bitmap_free(bitmap);
+ md_bitmap_free(bitmap);
}
return (my_sync_size == sync_size) ? 0 : -1;
@@ -1465,7 +1463,7 @@ static int gather_bitmaps(struct md_rdev *rdev)
for (sn = 0; sn < mddev->bitmap_info.nodes; sn++) {
if (sn == (cinfo->slot_number - 1))
continue;
- err = bitmap_copy_from_slot(mddev, sn, &lo, &hi, false);
+ err = md_bitmap_copy_from_slot(mddev, sn, &lo, &hi, false);
if (err) {
pr_warn("md-cluster: Could not gather bitmaps from slot %d", sn);
goto out;
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 724def2f9eaa..63ceabb4e020 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2568,7 +2568,7 @@ repeat:
if (mddev->queue)
blk_add_trace_msg(mddev->queue, "md md_update_sb");
rewrite:
- bitmap_update_sb(mddev->bitmap);
+ md_bitmap_update_sb(mddev->bitmap);
rdev_for_each(rdev, mddev) {
char b[BDEVNAME_SIZE];
@@ -4381,10 +4381,10 @@ bitmap_store(struct mddev *mddev, const char *buf, size_t len)
if (buf == end) break;
}
if (*end && !isspace(*end)) break;
- bitmap_dirty_bits(mddev->bitmap, chunk, end_chunk);
+ md_bitmap_dirty_bits(mddev->bitmap, chunk, end_chunk);
buf = skip_spaces(end);
}
- bitmap_unplug(mddev->bitmap); /* flush the bits to disk */
+ md_bitmap_unplug(mddev->bitmap); /* flush the bits to disk */
out:
mddev_unlock(mddev);
return len;
@@ -5612,7 +5612,7 @@ int md_run(struct mddev *mddev)
(mddev->bitmap_info.file || mddev->bitmap_info.offset)) {
struct bitmap *bitmap;
- bitmap = bitmap_create(mddev, -1);
+ bitmap = md_bitmap_create(mddev, -1);
if (IS_ERR(bitmap)) {
err = PTR_ERR(bitmap);
pr_warn("%s: failed to create bitmap (%d)\n",
@@ -5627,7 +5627,7 @@ int md_run(struct mddev *mddev)
pers->free(mddev, mddev->private);
mddev->private = NULL;
module_put(pers->owner);
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
goto abort;
}
if (mddev->queue) {
@@ -5712,9 +5712,9 @@ static int do_md_run(struct mddev *mddev)
err = md_run(mddev);
if (err)
goto out;
- err = bitmap_load(mddev);
+ err = md_bitmap_load(mddev);
if (err) {
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
goto out;
}
@@ -5856,7 +5856,7 @@ static void __md_stop_writes(struct mddev *mddev)
mddev->pers->quiesce(mddev, 1);
mddev->pers->quiesce(mddev, 0);
}
- bitmap_flush(mddev);
+ md_bitmap_flush(mddev);
if (mddev->ro == 0 &&
((!mddev->in_sync && !mddev_is_clustered(mddev)) ||
@@ -5878,7 +5878,7 @@ EXPORT_SYMBOL_GPL(md_stop_writes);
static void mddev_detach(struct mddev *mddev)
{
- bitmap_wait_behind_writes(mddev);
+ md_bitmap_wait_behind_writes(mddev);
if (mddev->pers && mddev->pers->quiesce) {
mddev->pers->quiesce(mddev, 1);
mddev->pers->quiesce(mddev, 0);
@@ -5891,7 +5891,7 @@ static void mddev_detach(struct mddev *mddev)
static void __md_stop(struct mddev *mddev)
{
struct md_personality *pers = mddev->pers;
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
mddev_detach(mddev);
/* Ensure ->event_work is done */
flush_workqueue(md_misc_wq);
@@ -6710,21 +6710,21 @@ static int set_bitmap_file(struct mddev *mddev, int fd)
if (fd >= 0) {
struct bitmap *bitmap;
- bitmap = bitmap_create(mddev, -1);
+ bitmap = md_bitmap_create(mddev, -1);
mddev_suspend(mddev);
if (!IS_ERR(bitmap)) {
mddev->bitmap = bitmap;
- err = bitmap_load(mddev);
+ err = md_bitmap_load(mddev);
} else
err = PTR_ERR(bitmap);
if (err) {
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
fd = -1;
}
mddev_resume(mddev);
} else if (fd < 0) {
mddev_suspend(mddev);
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
mddev_resume(mddev);
}
}
@@ -7010,15 +7010,15 @@ static int update_array_info(struct mddev *mddev, mdu_array_info_t *info)
mddev->bitmap_info.default_offset;
mddev->bitmap_info.space =
mddev->bitmap_info.default_space;
- bitmap = bitmap_create(mddev, -1);
+ bitmap = md_bitmap_create(mddev, -1);
mddev_suspend(mddev);
if (!IS_ERR(bitmap)) {
mddev->bitmap = bitmap;
- rv = bitmap_load(mddev);
+ rv = md_bitmap_load(mddev);
} else
rv = PTR_ERR(bitmap);
if (rv)
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
mddev_resume(mddev);
} else {
/* remove the bitmap */
@@ -7043,7 +7043,7 @@ static int update_array_info(struct mddev *mddev, mdu_array_info_t *info)
md_cluster_ops->leave(mddev);
}
mddev_suspend(mddev);
- bitmap_destroy(mddev);
+ md_bitmap_destroy(mddev);
mddev_resume(mddev);
mddev->bitmap_info.offset = 0;
}
@@ -7923,7 +7923,7 @@ static int md_seq_show(struct seq_file *seq, void *v)
} else
seq_printf(seq, "\n ");
- bitmap_status(seq, mddev->bitmap);
+ md_bitmap_status(seq, mddev->bitmap);
seq_printf(seq, "\n");
}
@@ -8794,7 +8794,7 @@ void md_check_recovery(struct mddev *mddev)
return;
if (mddev->bitmap)
- bitmap_daemon_work(mddev);
+ md_bitmap_daemon_work(mddev);
if (signal_pending(current)) {
if (mddev->pers->sync_request && !mddev->external) {
@@ -8931,7 +8931,7 @@ void md_check_recovery(struct mddev *mddev)
* which has the bitmap stored on all devices.
* So make sure all bitmap pages get written
*/
- bitmap_write_all(mddev->bitmap);
+ md_bitmap_write_all(mddev->bitmap);
}
INIT_WORK(&mddev->del_work, md_start_sync);
queue_work(md_misc_wq, &mddev->del_work);
@@ -9179,7 +9179,7 @@ static void check_sb_changes(struct mddev *mddev, struct md_rdev *rdev)
if (ret)
pr_info("md-cluster: resize failed\n");
else
- bitmap_update_sb(mddev->bitmap);
+ md_bitmap_update_sb(mddev->bitmap);
}
/* Check for change of roles in the active devices */
diff --git a/drivers/md/persistent-data/dm-space-map-common.c b/drivers/md/persistent-data/dm-space-map-common.c
index 829b4ce057d8..0a3b8ae4a29c 100644
--- a/drivers/md/persistent-data/dm-space-map-common.c
+++ b/drivers/md/persistent-data/dm-space-map-common.c
@@ -69,9 +69,9 @@ static struct dm_block_validator index_validator = {
*/
#define BITMAP_CSUM_XOR 240779
-static void bitmap_prepare_for_write(struct dm_block_validator *v,
- struct dm_block *b,
- size_t block_size)
+static void dm_bitmap_prepare_for_write(struct dm_block_validator *v,
+ struct dm_block *b,
+ size_t block_size)
{
struct disk_bitmap_header *disk_header = dm_block_data(b);
@@ -81,9 +81,9 @@ static void bitmap_prepare_for_write(struct dm_block_validator *v,
BITMAP_CSUM_XOR));
}
-static int bitmap_check(struct dm_block_validator *v,
- struct dm_block *b,
- size_t block_size)
+static int dm_bitmap_check(struct dm_block_validator *v,
+ struct dm_block *b,
+ size_t block_size)
{
struct disk_bitmap_header *disk_header = dm_block_data(b);
__le32 csum_disk;
@@ -108,8 +108,8 @@ static int bitmap_check(struct dm_block_validator *v,
static struct dm_block_validator dm_sm_bitmap_validator = {
.name = "sm_bitmap",
- .prepare_for_write = bitmap_prepare_for_write,
- .check = bitmap_check
+ .prepare_for_write = dm_bitmap_prepare_for_write,
+ .check = dm_bitmap_check,
};
/*----------------------------------------------------------------*/
@@ -124,7 +124,7 @@ static void *dm_bitmap_data(struct dm_block *b)
#define WORD_MASK_HIGH 0xAAAAAAAAAAAAAAAAULL
-static unsigned bitmap_word_used(void *addr, unsigned b)
+static unsigned dm_bitmap_word_used(void *addr, unsigned b)
{
__le64 *words_le = addr;
__le64 *w_le = words_le + (b >> ENTRIES_SHIFT);
@@ -170,7 +170,7 @@ static int sm_find_free(void *addr, unsigned begin, unsigned end,
{
while (begin < end) {
if (!(begin & (ENTRIES_PER_WORD - 1)) &&
- bitmap_word_used(addr, begin)) {
+ dm_bitmap_word_used(addr, begin)) {
begin += ENTRIES_PER_WORD;
continue;
}
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 8e05c1092aef..4e990246225e 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -385,10 +385,10 @@ static void close_write(struct r1bio *r1_bio)
r1_bio->behind_master_bio = NULL;
}
/* clear the bitmap if all writes complete successfully */
- bitmap_endwrite(r1_bio->mddev->bitmap, r1_bio->sector,
- r1_bio->sectors,
- !test_bit(R1BIO_Degraded, &r1_bio->state),
- test_bit(R1BIO_BehindIO, &r1_bio->state));
+ md_bitmap_endwrite(r1_bio->mddev->bitmap, r1_bio->sector,
+ r1_bio->sectors,
+ !test_bit(R1BIO_Degraded, &r1_bio->state),
+ test_bit(R1BIO_BehindIO, &r1_bio->state));
md_write_end(r1_bio->mddev);
}
@@ -781,7 +781,7 @@ static int raid1_congested(struct mddev *mddev, int bits)
static void flush_bio_list(struct r1conf *conf, struct bio *bio)
{
/* flush any pending bitmap writes to disk before proceeding w/ I/O */
- bitmap_unplug(conf->mddev->bitmap);
+ md_bitmap_unplug(conf->mddev->bitmap);
wake_up(&conf->wait_barrier);
while (bio) { /* submit pending writes */
@@ -1470,10 +1470,8 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio,
alloc_behind_master_bio(r1_bio, bio);
}
- bitmap_startwrite(bitmap, r1_bio->sector,
- r1_bio->sectors,
- test_bit(R1BIO_BehindIO,
- &r1_bio->state));
+ md_bitmap_startwrite(bitmap, r1_bio->sector, r1_bio->sectors,
+ test_bit(R1BIO_BehindIO, &r1_bio->state));
first_clone = 0;
}
@@ -1880,8 +1878,7 @@ static void end_sync_write(struct bio *bio)
long sectors_to_go = r1_bio->sectors;
/* make sure these bits doesn't get cleared. */
do {
- bitmap_end_sync(mddev->bitmap, s,
- &sync_blocks, 1);
+ md_bitmap_end_sync(mddev->bitmap, s, &sync_blocks, 1);
s += sync_blocks;
sectors_to_go -= sync_blocks;
} while (sectors_to_go > 0);
@@ -2626,12 +2623,12 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
* We can find the current addess in mddev->curr_resync
*/
if (mddev->curr_resync < max_sector) /* aborted */
- bitmap_end_sync(mddev->bitmap, mddev->curr_resync,
- &sync_blocks, 1);
+ md_bitmap_end_sync(mddev->bitmap, mddev->curr_resync,
+ &sync_blocks, 1);
else /* completed sync */
conf->fullsync = 0;
- bitmap_close_sync(mddev->bitmap);
+ md_bitmap_close_sync(mddev->bitmap);
close_sync(conf);
if (mddev_is_clustered(mddev)) {
@@ -2651,7 +2648,7 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
/* before building a request, check if we can skip these blocks..
* This call the bitmap_start_sync doesn't actually record anything
*/
- if (!bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) &&
+ if (!md_bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) &&
!conf->fullsync && !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery)) {
/* We can skip this block, and probably several more */
*skipped = 1;
@@ -2669,7 +2666,7 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
* sector_nr + two times RESYNC_SECTORS
*/
- bitmap_cond_end_sync(mddev->bitmap, sector_nr,
+ md_bitmap_cond_end_sync(mddev->bitmap, sector_nr,
mddev_is_clustered(mddev) && (sector_nr + 2 * RESYNC_SECTORS > conf->cluster_sync_high));
@@ -2828,8 +2825,8 @@ static sector_t raid1_sync_request(struct mddev *mddev, sector_t sector_nr,
if (len == 0)
break;
if (sync_blocks == 0) {
- if (!bitmap_start_sync(mddev->bitmap, sector_nr,
- &sync_blocks, still_degraded) &&
+ if (!md_bitmap_start_sync(mddev->bitmap, sector_nr,
+ &sync_blocks, still_degraded) &&
!conf->fullsync &&
!test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery))
break;
@@ -3165,7 +3162,7 @@ static int raid1_resize(struct mddev *mddev, sector_t sectors)
mddev->array_sectors > newsize)
return -EINVAL;
if (mddev->bitmap) {
- int ret = bitmap_resize(mddev->bitmap, newsize, 0, 0);
+ int ret = md_bitmap_resize(mddev->bitmap, newsize, 0, 0);
if (ret)
return ret;
}
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 35bd3a62451b..981898049491 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -440,10 +440,10 @@ static void raid10_end_read_request(struct bio *bio)
static void close_write(struct r10bio *r10_bio)
{
/* clear the bitmap if all writes complete successfully */
- bitmap_endwrite(r10_bio->mddev->bitmap, r10_bio->sector,
- r10_bio->sectors,
- !test_bit(R10BIO_Degraded, &r10_bio->state),
- 0);
+ md_bitmap_endwrite(r10_bio->mddev->bitmap, r10_bio->sector,
+ r10_bio->sectors,
+ !test_bit(R10BIO_Degraded, &r10_bio->state),
+ 0);
md_write_end(r10_bio->mddev);
}
@@ -917,7 +917,7 @@ static void flush_pending_writes(struct r10conf *conf)
blk_start_plug(&plug);
/* flush any pending bitmap writes to disk
* before proceeding w/ I/O */
- bitmap_unplug(conf->mddev->bitmap);
+ md_bitmap_unplug(conf->mddev->bitmap);
wake_up(&conf->wait_barrier);
while (bio) { /* submit pending writes */
@@ -1102,7 +1102,7 @@ static void raid10_unplug(struct blk_plug_cb *cb, bool from_schedule)
/* we aren't scheduling, so we can do the write-out directly. */
bio = bio_list_get(&plug->pending);
- bitmap_unplug(mddev->bitmap);
+ md_bitmap_unplug(mddev->bitmap);
wake_up(&conf->wait_barrier);
while (bio) { /* submit pending writes */
@@ -1519,7 +1519,7 @@ retry_write:
}
atomic_set(&r10_bio->remaining, 1);
- bitmap_startwrite(mddev->bitmap, r10_bio->sector, r10_bio->sectors, 0);
+ md_bitmap_startwrite(mddev->bitmap, r10_bio->sector, r10_bio->sectors, 0);
for (i = 0; i < conf->copies; i++) {
if (r10_bio->devs[i].bio)
@@ -2991,13 +2991,13 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
if (mddev->curr_resync < max_sector) { /* aborted */
if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery))
- bitmap_end_sync(mddev->bitmap, mddev->curr_resync,
- &sync_blocks, 1);
+ md_bitmap_end_sync(mddev->bitmap, mddev->curr_resync,
+ &sync_blocks, 1);
else for (i = 0; i < conf->geo.raid_disks; i++) {
sector_t sect =
raid10_find_virt(conf, mddev->curr_resync, i);
- bitmap_end_sync(mddev->bitmap, sect,
- &sync_blocks, 1);
+ md_bitmap_end_sync(mddev->bitmap, sect,
+ &sync_blocks, 1);
}
} else {
/* completed sync */
@@ -3018,7 +3018,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
}
conf->fullsync = 0;
}
- bitmap_close_sync(mddev->bitmap);
+ md_bitmap_close_sync(mddev->bitmap);
close_sync(conf);
*skipped = 1;
return sectors_skipped;
@@ -3112,8 +3112,8 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
* we only need to recover the block if it is set in
* the bitmap
*/
- must_sync = bitmap_start_sync(mddev->bitmap, sect,
- &sync_blocks, 1);
+ must_sync = md_bitmap_start_sync(mddev->bitmap, sect,
+ &sync_blocks, 1);
if (sync_blocks < max_sync)
max_sync = sync_blocks;
if (!must_sync &&
@@ -3158,8 +3158,8 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
}
}
- must_sync = bitmap_start_sync(mddev->bitmap, sect,
- &sync_blocks, still_degraded);
+ must_sync = md_bitmap_start_sync(mddev->bitmap, sect,
+ &sync_blocks, still_degraded);
any_working = 0;
for (j=0; j<conf->copies;j++) {
@@ -3335,13 +3335,12 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
* safety reason, which ensures curr_resync_completed is
* updated in bitmap_cond_end_sync.
*/
- bitmap_cond_end_sync(mddev->bitmap, sector_nr,
- mddev_is_clustered(mddev) &&
- (sector_nr + 2 * RESYNC_SECTORS >
- conf->cluster_sync_high));
+ md_bitmap_cond_end_sync(mddev->bitmap, sector_nr,
+ mddev_is_clustered(mddev) &&
+ (sector_nr + 2 * RESYNC_SECTORS > conf->cluster_sync_high));
- if (!bitmap_start_sync(mddev->bitmap, sector_nr,
- &sync_blocks, mddev->degraded) &&
+ if (!md_bitmap_start_sync(mddev->bitmap, sector_nr,
+ &sync_blocks, mddev->degraded) &&
!conf->fullsync && !test_bit(MD_RECOVERY_REQUESTED,
&mddev->recovery)) {
/* We can skip this block */
@@ -4022,7 +4021,7 @@ static int raid10_resize(struct mddev *mddev, sector_t sectors)
mddev->array_sectors > size)
return -EINVAL;
if (mddev->bitmap) {
- int ret = bitmap_resize(mddev->bitmap, size, 0, 0);
+ int ret = md_bitmap_resize(mddev->bitmap, size, 0, 0);
if (ret)
return ret;
}
@@ -4287,10 +4286,9 @@ static int raid10_start_reshape(struct mddev *mddev)
spin_unlock_irq(&conf->device_lock);
if (mddev->delta_disks && mddev->bitmap) {
- ret = bitmap_resize(mddev->bitmap,
- raid10_size(mddev, 0,
- conf->geo.raid_disks),
- 0, 0);
+ ret = md_bitmap_resize(mddev->bitmap,
+ raid10_size(mddev, 0, conf->geo.raid_disks),
+ 0, 0);
if (ret)
goto abort;
}
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index 7416db70c6cc..e6e925add700 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -324,10 +324,10 @@ void r5c_handle_cached_data_endio(struct r5conf *conf,
if (sh->dev[i].written) {
set_bit(R5_UPTODATE, &sh->dev[i].flags);
r5c_return_dev_pending_writes(conf, &sh->dev[i]);
- bitmap_endwrite(conf->mddev->bitmap, sh->sector,
- STRIPE_SECTORS,
- !test_bit(STRIPE_DEGRADED, &sh->state),
- 0);
+ md_bitmap_endwrite(conf->mddev->bitmap, sh->sector,
+ STRIPE_SECTORS,
+ !test_bit(STRIPE_DEGRADED, &sh->state),
+ 0);
}
}
}
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 81eaa221216c..4ce0d7502fad 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3299,8 +3299,8 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx,
*/
set_bit(STRIPE_BITMAP_PENDING, &sh->state);
spin_unlock_irq(&sh->stripe_lock);
- bitmap_startwrite(conf->mddev->bitmap, sh->sector,
- STRIPE_SECTORS, 0);
+ md_bitmap_startwrite(conf->mddev->bitmap, sh->sector,
+ STRIPE_SECTORS, 0);
spin_lock_irq(&sh->stripe_lock);
clear_bit(STRIPE_BITMAP_PENDING, &sh->state);
if (!sh->batch_head) {
@@ -3390,8 +3390,8 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
bi = nextbi;
}
if (bitmap_end)
- bitmap_endwrite(conf->mddev->bitmap, sh->sector,
- STRIPE_SECTORS, 0, 0);
+ md_bitmap_endwrite(conf->mddev->bitmap, sh->sector,
+ STRIPE_SECTORS, 0, 0);
bitmap_end = 0;
/* and fail all 'written' */
bi = sh->dev[i].written;
@@ -3436,8 +3436,8 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
}
}
if (bitmap_end)
- bitmap_endwrite(conf->mddev->bitmap, sh->sector,
- STRIPE_SECTORS, 0, 0);
+ md_bitmap_endwrite(conf->mddev->bitmap, sh->sector,
+ STRIPE_SECTORS, 0, 0);
/* If we were in the middle of a write the parity block might
* still be locked - so just clear all R5_LOCKED flags
*/
@@ -3777,10 +3777,10 @@ returnbi:
bio_endio(wbi);
wbi = wbi2;
}
- bitmap_endwrite(conf->mddev->bitmap, sh->sector,
- STRIPE_SECTORS,
- !test_bit(STRIPE_DEGRADED, &sh->state),
- 0);
+ md_bitmap_endwrite(conf->mddev->bitmap, sh->sector,
+ STRIPE_SECTORS,
+ !test_bit(STRIPE_DEGRADED, &sh->state),
+ 0);
if (head_sh->batch_head) {
sh = list_first_entry(&sh->batch_list,
struct stripe_head,
@@ -5543,10 +5543,10 @@ static void make_discard_request(struct mddev *mddev, struct bio *bi)
for (d = 0;
d < conf->raid_disks - conf->max_degraded;
d++)
- bitmap_startwrite(mddev->bitmap,
- sh->sector,
- STRIPE_SECTORS,
- 0);
+ md_bitmap_startwrite(mddev->bitmap,
+ sh->sector,
+ STRIPE_SECTORS,
+ 0);
sh->bm_seq = conf->seq_flush + 1;
set_bit(STRIPE_BIT_DELAY, &sh->state);
}
@@ -6024,11 +6024,11 @@ static inline sector_t raid5_sync_request(struct mddev *mddev, sector_t sector_n
}
if (mddev->curr_resync < max_sector) /* aborted */
- bitmap_end_sync(mddev->bitmap, mddev->curr_resync,
- &sync_blocks, 1);
+ md_bitmap_end_sync(mddev->bitmap, mddev->curr_resync,
+ &sync_blocks, 1);
else /* completed sync */
conf->fullsync = 0;
- bitmap_close_sync(mddev->bitmap);
+ md_bitmap_close_sync(mddev->bitmap);
return 0;
}
@@ -6057,7 +6057,7 @@ static inline sector_t raid5_sync_request(struct mddev *mddev, sector_t sector_n
}
if (!test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) &&
!conf->fullsync &&
- !bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) &&
+ !md_bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) &&
sync_blocks >= STRIPE_SECTORS) {
/* we can skip this block, and probably more */
sync_blocks /= STRIPE_SECTORS;
@@ -6065,7 +6065,7 @@ static inline sector_t raid5_sync_request(struct mddev *mddev, sector_t sector_n
return sync_blocks * STRIPE_SECTORS; /* keep things rounded to whole stripes */
}
- bitmap_cond_end_sync(mddev->bitmap, sector_nr, false);
+ md_bitmap_cond_end_sync(mddev->bitmap, sector_nr, false);
sh = raid5_get_active_stripe(conf, sector_nr, 0, 1, 0);
if (sh == NULL) {
@@ -6088,7 +6088,7 @@ static inline sector_t raid5_sync_request(struct mddev *mddev, sector_t sector_n
}
rcu_read_unlock();
- bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, still_degraded);
+ md_bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, still_degraded);
set_bit(STRIPE_SYNC_REQUESTED, &sh->state);
set_bit(STRIPE_HANDLE, &sh->state);
@@ -6289,7 +6289,7 @@ static void raid5d(struct md_thread *thread)
/* Now is a good time to flush some bitmap updates */
conf->seq_flush++;
spin_unlock_irq(&conf->device_lock);
- bitmap_unplug(mddev->bitmap);
+ md_bitmap_unplug(mddev->bitmap);
spin_lock_irq(&conf->device_lock);
conf->seq_write = conf->seq_flush;
activate_bit_delay(conf, conf->temp_inactive_list);
@@ -7745,7 +7745,7 @@ static int raid5_resize(struct mddev *mddev, sector_t sectors)
mddev->array_sectors > newsize)
return -EINVAL;
if (mddev->bitmap) {
- int ret = bitmap_resize(mddev->bitmap, sectors, 0, 0);
+ int ret = md_bitmap_resize(mddev->bitmap, sectors, 0, 0);
if (ret)
return ret;
}
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 1ee46f492267..acf5e8df3504 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -105,6 +105,14 @@
*/
/*
+ * Allocation and deallocation of bitmap.
+ * Provided in lib/bitmap.c to avoid circular dependency.
+ */
+extern unsigned long *bitmap_alloc(unsigned int nbits, gfp_t flags);
+extern unsigned long *bitmap_zalloc(unsigned int nbits, gfp_t flags);
+extern void bitmap_free(const unsigned long *bitmap);
+
+/*
* lib/bitmap.c provides these functions:
*/
diff --git a/include/linux/gpio_keys.h b/include/linux/gpio_keys.h
index 7160df54a6fe..3f84aeb81e48 100644
--- a/include/linux/gpio_keys.h
+++ b/include/linux/gpio_keys.h
@@ -2,6 +2,8 @@
#ifndef _GPIO_KEYS_H
#define _GPIO_KEYS_H
+#include <linux/types.h>
+
struct device;
/**
diff --git a/include/linux/joystick.h b/include/linux/joystick.h
index cbf2aa9e93b9..5153f5b9294c 100644
--- a/include/linux/joystick.h
+++ b/include/linux/joystick.h
@@ -17,10 +17,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
- * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
*/
#ifndef _LINUX_JOYSTICK_H
#define _LINUX_JOYSTICK_H
diff --git a/include/uapi/linux/joystick.h b/include/uapi/linux/joystick.h
index 64aabb84a66d..192bf2cf182d 100644
--- a/include/uapi/linux/joystick.h
+++ b/include/uapi/linux/joystick.h
@@ -18,10 +18,6 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Should you need to contact me, the author, you can do so either by
- * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
- * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
*/
#ifndef _UAPI_LINUX_JOYSTICK_H
#define _UAPI_LINUX_JOYSTICK_H
diff --git a/include/xen/interface/io/displif.h b/include/xen/interface/io/displif.h
index 596578d9be3e..fdc279dc4a88 100644
--- a/include/xen/interface/io/displif.h
+++ b/include/xen/interface/io/displif.h
@@ -189,6 +189,13 @@
*
*----------------------------- Connector settings ----------------------------
*
+ * unique-id
+ * Values: <string>
+ *
+ * After device instance initialization each connector is assigned a
+ * unique ID, so it can be identified by the backend by this ID.
+ * This can be UUID or such.
+ *
* resolution
* Values: <width, uint32_t>x<height, uint32_t>
*
@@ -368,6 +375,7 @@
#define XENDISPL_FIELD_EVT_CHANNEL "evt-event-channel"
#define XENDISPL_FIELD_RESOLUTION "resolution"
#define XENDISPL_FIELD_BE_ALLOC "be-alloc"
+#define XENDISPL_FIELD_UNIQUE_ID "unique-id"
/*
******************************************************************************
diff --git a/include/xen/interface/io/kbdif.h b/include/xen/interface/io/kbdif.h
index e2340a4130cf..5c7630d7376e 100644
--- a/include/xen/interface/io/kbdif.h
+++ b/include/xen/interface/io/kbdif.h
@@ -51,6 +51,18 @@
* corresponding entries in XenStore and puts 1 as the value of the entry.
* If a feature is not supported then 0 must be set or feature entry omitted.
*
+ * feature-disable-keyboard
+ * Values: <uint>
+ *
+ * If there is no need to expose a virtual keyboard device by the
+ * frontend then this must be set to 1.
+ *
+ * feature-disable-pointer
+ * Values: <uint>
+ *
+ * If there is no need to expose a virtual pointer device by the
+ * frontend then this must be set to 1.
+ *
* feature-abs-pointer
* Values: <uint>
*
@@ -63,6 +75,22 @@
* Backends, which support reporting of multi-touch events
* should set this to 1.
*
+ * feature-raw-pointer
+ * Values: <uint>
+ *
+ * Backends, which support reporting raw (unscaled) absolute coordinates
+ * for pointer devices should set this to 1. Raw (unscaled) values have
+ * a range of [0, 0x7fff].
+ *
+ *----------------------- Device Instance Parameters ------------------------
+ *
+ * unique-id
+ * Values: <string>
+ *
+ * After device instance initialization it is assigned a unique ID,
+ * so every instance of the frontend can be identified by the backend
+ * by this ID. This can be UUID or such.
+ *
*------------------------- Pointer Device Parameters ------------------------
*
* width
@@ -77,6 +105,25 @@
* Maximum Y coordinate (height) to be used by the frontend
* while reporting input events, pixels, [0; UINT32_MAX].
*
+ *----------------------- Multi-touch Device Parameters ----------------------
+ *
+ * multi-touch-num-contacts
+ * Values: <uint>
+ *
+ * Number of simultaneous touches reported.
+ *
+ * multi-touch-width
+ * Values: <uint>
+ *
+ * Width of the touch area to be used by the frontend
+ * while reporting input events, pixels, [0; UINT32_MAX].
+ *
+ * multi-touch-height
+ * Values: <uint>
+ *
+ * Height of the touch area to be used by the frontend
+ * while reporting input events, pixels, [0; UINT32_MAX].
+ *
*****************************************************************************
* Frontend XenBus Nodes
*****************************************************************************
@@ -98,6 +145,13 @@
*
* Request backend to report multi-touch events.
*
+ * request-raw-pointer
+ * Values: <uint>
+ *
+ * Request backend to report raw unscaled absolute pointer coordinates.
+ * This option is only valid if request-abs-pointer is also set.
+ * Raw unscaled coordinates have the range [0, 0x7fff]
+ *
*----------------------- Request Transport Parameters -----------------------
*
* event-channel
@@ -117,25 +171,6 @@
*
* OBSOLETE, not recommended for use.
* PFN of the shared page.
- *
- *----------------------- Multi-touch Device Parameters -----------------------
- *
- * multi-touch-num-contacts
- * Values: <uint>
- *
- * Number of simultaneous touches reported.
- *
- * multi-touch-width
- * Values: <uint>
- *
- * Width of the touch area to be used by the frontend
- * while reporting input events, pixels, [0; UINT32_MAX].
- *
- * multi-touch-height
- * Values: <uint>
- *
- * Height of the touch area to be used by the frontend
- * while reporting input events, pixels, [0; UINT32_MAX].
*/
/*
@@ -163,9 +198,13 @@
#define XENKBD_DRIVER_NAME "vkbd"
+#define XENKBD_FIELD_FEAT_DSBL_KEYBRD "feature-disable-keyboard"
+#define XENKBD_FIELD_FEAT_DSBL_POINTER "feature-disable-pointer"
#define XENKBD_FIELD_FEAT_ABS_POINTER "feature-abs-pointer"
+#define XENKBD_FIELD_FEAT_RAW_POINTER "feature-raw-pointer"
#define XENKBD_FIELD_FEAT_MTOUCH "feature-multi-touch"
#define XENKBD_FIELD_REQ_ABS_POINTER "request-abs-pointer"
+#define XENKBD_FIELD_REQ_RAW_POINTER "request-raw-pointer"
#define XENKBD_FIELD_REQ_MTOUCH "request-multi-touch"
#define XENKBD_FIELD_RING_GREF "page-gref"
#define XENKBD_FIELD_EVT_CHANNEL "event-channel"
@@ -174,6 +213,7 @@
#define XENKBD_FIELD_MT_WIDTH "multi-touch-width"
#define XENKBD_FIELD_MT_HEIGHT "multi-touch-height"
#define XENKBD_FIELD_MT_NUM_CONTACTS "multi-touch-num-contacts"
+#define XENKBD_FIELD_UNIQUE_ID "unique-id"
/* OBSOLETE, not recommended for use */
#define XENKBD_FIELD_RING_REF "page-ref"
diff --git a/include/xen/interface/io/sndif.h b/include/xen/interface/io/sndif.h
index 78bb5d9f8d83..2aac8f73614c 100644
--- a/include/xen/interface/io/sndif.h
+++ b/include/xen/interface/io/sndif.h
@@ -278,13 +278,11 @@
* defined under the same device.
*
* unique-id
- * Values: <uint32_t>
+ * Values: <string>
*
- * After stream initialization it is assigned a unique ID (within the front
- * driver), so every stream of the frontend can be identified by the
- * backend by this ID. This is not equal to stream-idx as the later is
- * zero based within the device, but this index is contigous within the
- * driver.
+ * After stream initialization it is assigned a unique ID, so every
+ * stream of the frontend can be identified by the backend by this ID.
+ * This can be UUID or such.
*
*-------------------- Stream Request Transport Parameters --------------------
*
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 58f9750e49c6..730969c681cb 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -13,6 +13,7 @@
#include <linux/bitops.h>
#include <linux/bug.h>
#include <linux/kernel.h>
+#include <linux/slab.h>
#include <linux/string.h>
#include <linux/uaccess.h>
@@ -1125,6 +1126,25 @@ void bitmap_copy_le(unsigned long *dst, const unsigned long *src, unsigned int n
EXPORT_SYMBOL(bitmap_copy_le);
#endif
+unsigned long *bitmap_alloc(unsigned int nbits, gfp_t flags)
+{
+ return kmalloc_array(BITS_TO_LONGS(nbits), sizeof(unsigned long),
+ flags);
+}
+EXPORT_SYMBOL(bitmap_alloc);
+
+unsigned long *bitmap_zalloc(unsigned int nbits, gfp_t flags)
+{
+ return bitmap_alloc(nbits, flags | __GFP_ZERO);
+}
+EXPORT_SYMBOL(bitmap_zalloc);
+
+void bitmap_free(const unsigned long *bitmap)
+{
+ kfree(bitmap);
+}
+EXPORT_SYMBOL(bitmap_free);
+
#if BITS_PER_LONG == 64
/**
* bitmap_from_arr32 - copy the contents of u32 array of bits to bitmap