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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2013-03-17 19:40:50 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2013-03-17 19:40:50 -0700
commit688d794c4c3f8b08c814381ee2edd3ede5856056 (patch)
treeef680add71e2a9588d07d8b594edbc1b5cd127d7 /drivers/input/misc
parent16142655269aaf580488e074eabfdcf0fb4e3687 (diff)
parenta937536b868b8369b98967929045f1df54234323 (diff)
Merge tag 'v3.9-rc3' into next
Merge with mainline to bring in module_platform_driver_probe() and devm_ioremap_resource().
Diffstat (limited to 'drivers/input/misc')
-rw-r--r--drivers/input/misc/Kconfig10
-rw-r--r--drivers/input/misc/Makefile1
-rw-r--r--drivers/input/misc/arizona-haptics.c255
-rw-r--r--drivers/input/misc/atlas_btns.c2
-rw-r--r--drivers/input/misc/da9052_onkey.c22
-rw-r--r--drivers/input/misc/hp_sdc_rtc.c15
-rw-r--r--drivers/input/misc/max8925_onkey.c3
7 files changed, 284 insertions, 24 deletions
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 3ec8887ce451..af80928a46b4 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -72,6 +72,16 @@ config INPUT_AD714X_SPI
To compile this driver as a module, choose M here: the
module will be called ad714x-spi.
+config INPUT_ARIZONA_HAPTICS
+ tristate "Arizona haptics support"
+ depends on MFD_ARIZONA && SND_SOC
+ select INPUT_FF_MEMLESS
+ help
+ Say Y to enable support for the haptics module in Arizona CODECs.
+
+ To compile this driver as a module, choose M here: the
+ module will be called arizona-haptics.
+
config INPUT_BMA150
tristate "BMA150/SMB380 acceleration sensor support"
depends on I2C
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index d6873433ba71..d7fc17f11d77 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -14,6 +14,7 @@ obj-$(CONFIG_INPUT_ADXL34X) += adxl34x.o
obj-$(CONFIG_INPUT_ADXL34X_I2C) += adxl34x-i2c.o
obj-$(CONFIG_INPUT_ADXL34X_SPI) += adxl34x-spi.o
obj-$(CONFIG_INPUT_APANEL) += apanel.o
+obj-$(CONFIG_INPUT_ARIZONA_HAPTICS) += arizona-haptics.o
obj-$(CONFIG_INPUT_ATI_REMOTE2) += ati_remote2.o
obj-$(CONFIG_INPUT_ATLAS_BTNS) += atlas_btns.o
obj-$(CONFIG_INPUT_BFIN_ROTARY) += bfin_rotary.o
diff --git a/drivers/input/misc/arizona-haptics.c b/drivers/input/misc/arizona-haptics.c
new file mode 100644
index 000000000000..7a04f54ef961
--- /dev/null
+++ b/drivers/input/misc/arizona-haptics.c
@@ -0,0 +1,255 @@
+/*
+ * Arizona haptics driver
+ *
+ * Copyright 2012 Wolfson Microelectronics plc
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.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.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/slab.h>
+
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+
+#include <linux/mfd/arizona/core.h>
+#include <linux/mfd/arizona/pdata.h>
+#include <linux/mfd/arizona/registers.h>
+
+struct arizona_haptics {
+ struct arizona *arizona;
+ struct input_dev *input_dev;
+ struct work_struct work;
+
+ struct mutex mutex;
+ u8 intensity;
+};
+
+static void arizona_haptics_work(struct work_struct *work)
+{
+ struct arizona_haptics *haptics = container_of(work,
+ struct arizona_haptics,
+ work);
+ struct arizona *arizona = haptics->arizona;
+ struct mutex *dapm_mutex = &arizona->dapm->card->dapm_mutex;
+ int ret;
+
+ if (!haptics->arizona->dapm) {
+ dev_err(arizona->dev, "No DAPM context\n");
+ return;
+ }
+
+ if (haptics->intensity) {
+ ret = regmap_update_bits(arizona->regmap,
+ ARIZONA_HAPTICS_PHASE_2_INTENSITY,
+ ARIZONA_PHASE2_INTENSITY_MASK,
+ haptics->intensity);
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to set intensity: %d\n",
+ ret);
+ return;
+ }
+
+ /* This enable sequence will be a noop if already enabled */
+ ret = regmap_update_bits(arizona->regmap,
+ ARIZONA_HAPTICS_CONTROL_1,
+ ARIZONA_HAP_CTRL_MASK,
+ 1 << ARIZONA_HAP_CTRL_SHIFT);
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to start haptics: %d\n",
+ ret);
+ return;
+ }
+
+ mutex_lock_nested(dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
+
+ ret = snd_soc_dapm_enable_pin(arizona->dapm, "HAPTICS");
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to start HAPTICS: %d\n",
+ ret);
+ mutex_unlock(dapm_mutex);
+ return;
+ }
+
+ ret = snd_soc_dapm_sync(arizona->dapm);
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to sync DAPM: %d\n",
+ ret);
+ mutex_unlock(dapm_mutex);
+ return;
+ }
+
+ mutex_unlock(dapm_mutex);
+
+ } else {
+ /* This disable sequence will be a noop if already enabled */
+ mutex_lock_nested(dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
+
+ ret = snd_soc_dapm_disable_pin(arizona->dapm, "HAPTICS");
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to disable HAPTICS: %d\n",
+ ret);
+ mutex_unlock(dapm_mutex);
+ return;
+ }
+
+ ret = snd_soc_dapm_sync(arizona->dapm);
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to sync DAPM: %d\n",
+ ret);
+ mutex_unlock(dapm_mutex);
+ return;
+ }
+
+ mutex_unlock(dapm_mutex);
+
+ ret = regmap_update_bits(arizona->regmap,
+ ARIZONA_HAPTICS_CONTROL_1,
+ ARIZONA_HAP_CTRL_MASK,
+ 1 << ARIZONA_HAP_CTRL_SHIFT);
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to stop haptics: %d\n",
+ ret);
+ return;
+ }
+ }
+}
+
+static int arizona_haptics_play(struct input_dev *input, void *data,
+ struct ff_effect *effect)
+{
+ struct arizona_haptics *haptics = input_get_drvdata(input);
+ struct arizona *arizona = haptics->arizona;
+
+ if (!arizona->dapm) {
+ dev_err(arizona->dev, "No DAPM context\n");
+ return -EBUSY;
+ }
+
+ if (effect->u.rumble.strong_magnitude) {
+ /* Scale the magnitude into the range the device supports */
+ if (arizona->pdata.hap_act) {
+ haptics->intensity =
+ effect->u.rumble.strong_magnitude >> 9;
+ if (effect->direction < 0x8000)
+ haptics->intensity += 0x7f;
+ } else {
+ haptics->intensity =
+ effect->u.rumble.strong_magnitude >> 8;
+ }
+ } else {
+ haptics->intensity = 0;
+ }
+
+ schedule_work(&haptics->work);
+
+ return 0;
+}
+
+static void arizona_haptics_close(struct input_dev *input)
+{
+ struct arizona_haptics *haptics = input_get_drvdata(input);
+ struct mutex *dapm_mutex = &haptics->arizona->dapm->card->dapm_mutex;
+
+ cancel_work_sync(&haptics->work);
+
+ mutex_lock_nested(dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
+
+ if (haptics->arizona->dapm)
+ snd_soc_dapm_disable_pin(haptics->arizona->dapm, "HAPTICS");
+
+ mutex_unlock(dapm_mutex);
+}
+
+static int arizona_haptics_probe(struct platform_device *pdev)
+{
+ struct arizona *arizona = dev_get_drvdata(pdev->dev.parent);
+ struct arizona_haptics *haptics;
+ int ret;
+
+ haptics = devm_kzalloc(&pdev->dev, sizeof(*haptics), GFP_KERNEL);
+ if (!haptics)
+ return -ENOMEM;
+
+ haptics->arizona = arizona;
+
+ ret = regmap_update_bits(arizona->regmap, ARIZONA_HAPTICS_CONTROL_1,
+ ARIZONA_HAP_ACT, arizona->pdata.hap_act);
+ if (ret != 0) {
+ dev_err(arizona->dev, "Failed to set haptics actuator: %d\n",
+ ret);
+ return ret;
+ }
+
+ INIT_WORK(&haptics->work, arizona_haptics_work);
+
+ haptics->input_dev = input_allocate_device();
+ if (haptics->input_dev == NULL) {
+ dev_err(arizona->dev, "Failed to allocate input device\n");
+ return -ENOMEM;
+ }
+
+ input_set_drvdata(haptics->input_dev, haptics);
+
+ haptics->input_dev->name = "arizona:haptics";
+ haptics->input_dev->dev.parent = pdev->dev.parent;
+ haptics->input_dev->close = arizona_haptics_close;
+ __set_bit(FF_RUMBLE, haptics->input_dev->ffbit);
+
+ ret = input_ff_create_memless(haptics->input_dev, NULL,
+ arizona_haptics_play);
+ if (ret < 0) {
+ dev_err(arizona->dev, "input_ff_create_memless() failed: %d\n",
+ ret);
+ goto err_ialloc;
+ }
+
+ ret = input_register_device(haptics->input_dev);
+ if (ret < 0) {
+ dev_err(arizona->dev, "couldn't register input device: %d\n",
+ ret);
+ goto err_iff;
+ }
+
+ platform_set_drvdata(pdev, haptics);
+
+ return 0;
+
+err_iff:
+ if (haptics->input_dev)
+ input_ff_destroy(haptics->input_dev);
+err_ialloc:
+ input_free_device(haptics->input_dev);
+
+ return ret;
+}
+
+static int arizona_haptics_remove(struct platform_device *pdev)
+{
+ struct arizona_haptics *haptics = platform_get_drvdata(pdev);
+
+ input_unregister_device(haptics->input_dev);
+
+ return 0;
+}
+
+static struct platform_driver arizona_haptics_driver = {
+ .probe = arizona_haptics_probe,
+ .remove = arizona_haptics_remove,
+ .driver = {
+ .name = "arizona-haptics",
+ .owner = THIS_MODULE,
+ },
+};
+module_platform_driver(arizona_haptics_driver);
+
+MODULE_ALIAS("platform:arizona-haptics");
+MODULE_DESCRIPTION("Arizona haptics driver");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
diff --git a/drivers/input/misc/atlas_btns.c b/drivers/input/misc/atlas_btns.c
index 26f13131639a..5d4402365a52 100644
--- a/drivers/input/misc/atlas_btns.c
+++ b/drivers/input/misc/atlas_btns.c
@@ -121,7 +121,7 @@ static int atlas_acpi_button_add(struct acpi_device *device)
return err;
}
-static int atlas_acpi_button_remove(struct acpi_device *device, int type)
+static int atlas_acpi_button_remove(struct acpi_device *device)
{
acpi_status status;
diff --git a/drivers/input/misc/da9052_onkey.c b/drivers/input/misc/da9052_onkey.c
index 630c1ce4980a..020569a499f2 100644
--- a/drivers/input/misc/da9052_onkey.c
+++ b/drivers/input/misc/da9052_onkey.c
@@ -24,7 +24,6 @@ struct da9052_onkey {
struct da9052 *da9052;
struct input_dev *input;
struct delayed_work work;
- unsigned int irq;
};
static void da9052_onkey_query(struct da9052_onkey *onkey)
@@ -76,7 +75,6 @@ static int da9052_onkey_probe(struct platform_device *pdev)
struct da9052 *da9052 = dev_get_drvdata(pdev->dev.parent);
struct da9052_onkey *onkey;
struct input_dev *input_dev;
- int irq;
int error;
if (!da9052) {
@@ -84,13 +82,6 @@ static int da9052_onkey_probe(struct platform_device *pdev)
return -EINVAL;
}
- irq = platform_get_irq_byname(pdev, "ONKEY");
- if (irq < 0) {
- dev_err(&pdev->dev,
- "Failed to get an IRQ for input device, %d\n", irq);
- return -EINVAL;
- }
-
onkey = kzalloc(sizeof(*onkey), GFP_KERNEL);
input_dev = input_allocate_device();
if (!onkey || !input_dev) {
@@ -101,7 +92,6 @@ static int da9052_onkey_probe(struct platform_device *pdev)
onkey->input = input_dev;
onkey->da9052 = da9052;
- onkey->irq = irq;
INIT_DELAYED_WORK(&onkey->work, da9052_onkey_work);
input_dev->name = "da9052-onkey";
@@ -111,13 +101,11 @@ static int da9052_onkey_probe(struct platform_device *pdev)
input_dev->evbit[0] = BIT_MASK(EV_KEY);
__set_bit(KEY_POWER, input_dev->keybit);
- error = request_threaded_irq(onkey->irq, NULL, da9052_onkey_irq,
- IRQF_TRIGGER_LOW | IRQF_ONESHOT,
- "ONKEY", onkey);
+ error = da9052_request_irq(onkey->da9052, DA9052_IRQ_NONKEY, "ONKEY",
+ da9052_onkey_irq, onkey);
if (error < 0) {
dev_err(onkey->da9052->dev,
- "Failed to register ONKEY IRQ %d, error = %d\n",
- onkey->irq, error);
+ "Failed to register ONKEY IRQ: %d\n", error);
goto err_free_mem;
}
@@ -132,7 +120,7 @@ static int da9052_onkey_probe(struct platform_device *pdev)
return 0;
err_free_irq:
- free_irq(onkey->irq, onkey);
+ da9052_free_irq(onkey->da9052, DA9052_IRQ_NONKEY, onkey);
cancel_delayed_work_sync(&onkey->work);
err_free_mem:
input_free_device(input_dev);
@@ -145,7 +133,7 @@ static int da9052_onkey_remove(struct platform_device *pdev)
{
struct da9052_onkey *onkey = platform_get_drvdata(pdev);
- free_irq(onkey->irq, onkey);
+ da9052_free_irq(onkey->da9052, DA9052_IRQ_NONKEY, onkey);
cancel_delayed_work_sync(&onkey->work);
input_unregister_device(onkey->input);
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index 0b4f54265f62..2e3334b8f82d 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -109,7 +109,9 @@ static int hp_sdc_rtc_do_read_bbrtc (struct rtc_time *rtctm)
if (hp_sdc_enqueue_transaction(&t)) return -1;
- down_interruptible(&tsem); /* Put ourselves to sleep for results. */
+ /* Put ourselves to sleep for results. */
+ if (WARN_ON(down_interruptible(&tsem)))
+ return -1;
/* Check for nonpresence of BBRTC */
if (!((tseq[83] | tseq[90] | tseq[69] | tseq[76] |
@@ -176,11 +178,16 @@ static int64_t hp_sdc_rtc_read_i8042timer (uint8_t loadcmd, int numreg)
t.seq = tseq;
t.act.semaphore = &i8042tregs;
- down_interruptible(&i8042tregs); /* Sleep if output regs in use. */
+ /* Sleep if output regs in use. */
+ if (WARN_ON(down_interruptible(&i8042tregs)))
+ return -1;
if (hp_sdc_enqueue_transaction(&t)) return -1;
- down_interruptible(&i8042tregs); /* Sleep until results come back. */
+ /* Sleep until results come back. */
+ if (WARN_ON(down_interruptible(&i8042tregs)))
+ return -1;
+
up(&i8042tregs);
return (tseq[5] |
@@ -276,6 +283,7 @@ static inline int hp_sdc_rtc_read_ct(struct timeval *res) {
}
+#if 0 /* not used yet */
/* Set the i8042 real-time clock */
static int hp_sdc_rtc_set_rt (struct timeval *setto)
{
@@ -386,6 +394,7 @@ static int hp_sdc_rtc_set_i8042timer (struct timeval *setto, uint8_t setcmd)
}
return 0;
}
+#endif
static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos) {
diff --git a/drivers/input/misc/max8925_onkey.c b/drivers/input/misc/max8925_onkey.c
index 369a39de4ff3..f9179b2585a9 100644
--- a/drivers/input/misc/max8925_onkey.c
+++ b/drivers/input/misc/max8925_onkey.c
@@ -100,9 +100,6 @@ static int max8925_onkey_probe(struct platform_device *pdev)
input->dev.parent = &pdev->dev;
input_set_capability(input, EV_KEY, KEY_POWER);
- irq[0] += chip->irq_base;
- irq[1] += chip->irq_base;
-
error = request_threaded_irq(irq[0], NULL, max8925_onkey_handler,
IRQF_ONESHOT, "onkey-down", info);
if (error < 0) {