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-rw-r--r--MAINTAINERS5
-rw-r--r--arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c4
-rw-r--r--drivers/ata/Kconfig1
-rw-r--r--drivers/platform/x86/acer-wmi.c3
-rw-r--r--drivers/platform/x86/acerhdf.c68
-rw-r--r--drivers/platform/x86/asus_acpi.c321
-rw-r--r--drivers/platform/x86/dell-wmi.c42
-rw-r--r--drivers/platform/x86/fujitsu-laptop.c8
-rw-r--r--drivers/platform/x86/hp-wmi.c11
-rw-r--r--drivers/platform/x86/msi-wmi.c10
-rw-r--r--drivers/platform/x86/toshiba_acpi.c259
-rw-r--r--drivers/platform/x86/wmi.c4
12 files changed, 431 insertions, 305 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index cf3f412dd6f9..66f5f7dab285 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3652,6 +3652,11 @@ W: http://0pointer.de/lennart/tchibo.html
S: Maintained
F: drivers/platform/x86/msi-laptop.c
+MSI WMI SUPPORT
+M: Anisse Astier <anisse@astier.eu>
+S: Supported
+F: drivers/platform/x86/msi-wmi.c
+
MULTIFUNCTION DEVICES (MFD)
M: Samuel Ortiz <sameo@linux.intel.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6.git
diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
index f28decf8dde3..1b1920fa7c80 100644
--- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -190,9 +190,11 @@ static void do_drv_write(void *_cmd)
static void drv_read(struct drv_cmd *cmd)
{
+ int err;
cmd->val = 0;
- smp_call_function_single(cpumask_any(cmd->mask), do_drv_read, cmd, 1);
+ err = smp_call_function_any(cmd->mask, do_drv_read, cmd, 1);
+ WARN_ON_ONCE(err); /* smp_call_function_any() was buggy? */
}
static void drv_write(struct drv_cmd *cmd)
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 85844d053846..56c6374a3989 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -40,7 +40,6 @@ config ATA_VERBOSE_ERROR
config ATA_ACPI
bool "ATA ACPI Support"
depends on ACPI && PCI
- select ACPI_DOCK
default y
help
This option adds support for ATA-related ACPI objects.
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 454970d2d701..07d14dfdf0b4 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -96,9 +96,6 @@ struct acer_quirks {
MODULE_ALIAS("wmi:67C3371D-95A3-4C37-BB61-DD47B491DAAB");
MODULE_ALIAS("wmi:6AF4F258-B401-42fd-BE91-3D4AC2D7C0D3");
-/* Temporary workaround until the WMI sysfs interface goes in */
-MODULE_ALIAS("dmi:*:*Acer*:*:");
-
/*
* Interface capability flags
*/
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index 79b15b9d9cf0..7b2384d674d0 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -52,7 +52,7 @@
*/
#undef START_IN_KERNEL_MODE
-#define DRV_VER "0.5.20"
+#define DRV_VER "0.5.22"
/*
* According to the Atom N270 datasheet,
@@ -156,19 +156,25 @@ static const struct bios_settings_t bios_tbl[] = {
{"Acer", "AOA150", "v0.3310", 0x55, 0x58, {0x20, 0x20, 0x00} },
/* Acer 1410 */
{"Acer", "Aspire 1410", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
- /* special BIOS / other */
+ {"Acer", "Aspire 1410", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ /* Acer 1810xx */
+ {"Acer", "Aspire 1810TZ", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Acer", "Aspire 1810T", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Acer", "Aspire 1810TZ", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ /* Gateway */
{"Gateway", "AOA110", "v0.3103", 0x55, 0x58, {0x21, 0x21, 0x00} },
{"Gateway", "AOA150", "v0.3103", 0x55, 0x58, {0x20, 0x20, 0x00} },
- {"Gateway ", "LT31 ", "v1.3103 ", 0x55, 0x58,
- {0x10, 0x0f, 0x00} },
- {"Gateway ", "LT31 ", "v1.3201 ", 0x55, 0x58,
- {0x10, 0x0f, 0x00} },
- {"Gateway ", "LT31 ", "v1.3302 ", 0x55, 0x58,
- {0x10, 0x0f, 0x00} },
+ {"Gateway", "LT31", "v1.3103", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+ {"Gateway", "LT31", "v1.3201", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+ {"Gateway", "LT31", "v1.3302", 0x55, 0x58, {0x10, 0x0f, 0x00} },
+ /* Packard Bell */
{"Packard Bell", "DOA150", "v0.3104", 0x55, 0x58, {0x21, 0x21, 0x00} },
{"Packard Bell", "DOA150", "v0.3105", 0x55, 0x58, {0x20, 0x20, 0x00} },
{"Packard Bell", "AOA110", "v0.3105", 0x55, 0x58, {0x21, 0x21, 0x00} },
{"Packard Bell", "AOA150", "v0.3105", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Packard Bell", "DOTMU", "v1.3303", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
+ {"Packard Bell", "DOTMU", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
/* pewpew-terminator */
{"", "", "", 0, 0, {0, 0, 0} }
};
@@ -486,13 +492,26 @@ static struct platform_driver acerhdf_driver = {
.remove = acerhdf_remove,
};
+/* checks if str begins with start */
+static int str_starts_with(const char *str, const char *start)
+{
+ unsigned long str_len = 0, start_len = 0;
+
+ str_len = strlen(str);
+ start_len = strlen(start);
+
+ if (str_len >= start_len &&
+ !strncmp(str, start, start_len))
+ return 1;
+
+ return 0;
+}
/* check hardware */
static int acerhdf_check_hardware(void)
{
char const *vendor, *version, *product;
- int i;
- unsigned long prod_len = 0;
+ const struct bios_settings_t *bt = NULL;
/* get BIOS data */
vendor = dmi_get_system_info(DMI_SYS_VENDOR);
@@ -514,20 +533,20 @@ static int acerhdf_check_hardware(void)
kernelmode = 0;
}
- prod_len = strlen(product);
-
if (verbose)
pr_info("BIOS info: %s %s, product: %s\n",
vendor, version, product);
/* search BIOS version and vendor in BIOS settings table */
- for (i = 0; bios_tbl[i].version[0]; i++) {
- if (strlen(bios_tbl[i].product) >= prod_len &&
- !strncmp(bios_tbl[i].product, product,
- strlen(bios_tbl[i].product)) &&
- !strcmp(bios_tbl[i].vendor, vendor) &&
- !strcmp(bios_tbl[i].version, version)) {
- bios_cfg = &bios_tbl[i];
+ for (bt = bios_tbl; bt->vendor[0]; bt++) {
+ /*
+ * check if actual hardware BIOS vendor, product and version
+ * IDs start with the strings of BIOS table entry
+ */
+ if (str_starts_with(vendor, bt->vendor) &&
+ str_starts_with(product, bt->product) &&
+ str_starts_with(version, bt->version)) {
+ bios_cfg = bt;
break;
}
}
@@ -640,9 +659,14 @@ static void __exit acerhdf_exit(void)
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Peter Feuerer");
MODULE_DESCRIPTION("Aspire One temperature and fan driver");
-MODULE_ALIAS("dmi:*:*Acer*:*:");
-MODULE_ALIAS("dmi:*:*Gateway*:*:");
-MODULE_ALIAS("dmi:*:*Packard Bell*:*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire 1410*:");
+MODULE_ALIAS("dmi:*:*Acer*:pnAspire 1810*:");
+MODULE_ALIAS("dmi:*:*Gateway*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Gateway*:pnLT31*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnAOA*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnDOA*:");
+MODULE_ALIAS("dmi:*:*Packard Bell*:pnDOTMU*:");
module_init(acerhdf_init);
module_exit(acerhdf_exit);
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index 0c9c53111a22..c1d2aeeea948 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -35,6 +35,7 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
#include <linux/backlight.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
@@ -513,26 +514,12 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val)
return (status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER);
}
-/*
- * We write our info in page, we begin at offset off and cannot write more
- * than count bytes. We set eof to 1 if we handle those 2 values. We return the
- * number of bytes written in page
- */
-static int
-proc_read_info(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int asus_info_proc_show(struct seq_file *m, void *v)
{
- int len = 0;
int temp;
- char buf[16]; /* enough for all info */
- /*
- * We use the easy way, we don't care of off and count,
- * so we don't set eof to 1
- */
- len += sprintf(page, ACPI_HOTK_NAME " " ASUS_ACPI_VERSION "\n");
- len += sprintf(page + len, "Model reference : %s\n",
- hotk->methods->name);
+ seq_printf(m, ACPI_HOTK_NAME " " ASUS_ACPI_VERSION "\n");
+ seq_printf(m, "Model reference : %s\n", hotk->methods->name);
/*
* The SFUN method probably allows the original driver to get the list
* of features supported by a given model. For now, 0x0100 or 0x0800
@@ -540,8 +527,7 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof,
* The significance of others is yet to be found.
*/
if (read_acpi_int(hotk->handle, "SFUN", &temp))
- len +=
- sprintf(page + len, "SFUN value : 0x%04x\n", temp);
+ seq_printf(m, "SFUN value : 0x%04x\n", temp);
/*
* Another value for userspace: the ASYM method returns 0x02 for
* battery low and 0x04 for battery critical, its readings tend to be
@@ -550,30 +536,34 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof,
* silently ignored.
*/
if (read_acpi_int(hotk->handle, "ASYM", &temp))
- len +=
- sprintf(page + len, "ASYM value : 0x%04x\n", temp);
+ seq_printf(m, "ASYM value : 0x%04x\n", temp);
if (asus_info) {
- snprintf(buf, 16, "%d", asus_info->length);
- len += sprintf(page + len, "DSDT length : %s\n", buf);
- snprintf(buf, 16, "%d", asus_info->checksum);
- len += sprintf(page + len, "DSDT checksum : %s\n", buf);
- snprintf(buf, 16, "%d", asus_info->revision);
- len += sprintf(page + len, "DSDT revision : %s\n", buf);
- snprintf(buf, 7, "%s", asus_info->oem_id);
- len += sprintf(page + len, "OEM id : %s\n", buf);
- snprintf(buf, 9, "%s", asus_info->oem_table_id);
- len += sprintf(page + len, "OEM table id : %s\n", buf);
- snprintf(buf, 16, "%x", asus_info->oem_revision);
- len += sprintf(page + len, "OEM revision : 0x%s\n", buf);
- snprintf(buf, 5, "%s", asus_info->asl_compiler_id);
- len += sprintf(page + len, "ASL comp vendor id : %s\n", buf);
- snprintf(buf, 16, "%x", asus_info->asl_compiler_revision);
- len += sprintf(page + len, "ASL comp revision : 0x%s\n", buf);
+ seq_printf(m, "DSDT length : %d\n", asus_info->length);
+ seq_printf(m, "DSDT checksum : %d\n", asus_info->checksum);
+ seq_printf(m, "DSDT revision : %d\n", asus_info->revision);
+ seq_printf(m, "OEM id : %.*s\n", ACPI_OEM_ID_SIZE, asus_info->oem_id);
+ seq_printf(m, "OEM table id : %.*s\n", ACPI_OEM_TABLE_ID_SIZE, asus_info->oem_table_id);
+ seq_printf(m, "OEM revision : 0x%x\n", asus_info->oem_revision);
+ seq_printf(m, "ASL comp vendor id : %.*s\n", ACPI_NAME_SIZE, asus_info->asl_compiler_id);
+ seq_printf(m, "ASL comp revision : 0x%x\n", asus_info->asl_compiler_revision);
}
- return len;
+ return 0;
+}
+
+static int asus_info_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, asus_info_proc_show, NULL);
}
+static const struct file_operations asus_info_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = asus_info_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
/*
* /proc handlers
* We write our info in page, we begin at offset off and cannot write more
@@ -639,34 +629,48 @@ write_led(const char __user *buffer, unsigned long count,
/*
* Proc handlers for MLED
*/
-static int
-proc_read_mled(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int mled_proc_show(struct seq_file *m, void *v)
{
- return sprintf(page, "%d\n",
- read_led(hotk->methods->mled_status, MLED_ON));
+ seq_printf(m, "%d\n", read_led(hotk->methods->mled_status, MLED_ON));
+ return 0;
}
-static int
-proc_write_mled(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static int mled_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, mled_proc_show, NULL);
+}
+
+static ssize_t mled_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
{
return write_led(buffer, count, hotk->methods->mt_mled, MLED_ON, 1);
}
+static const struct file_operations mled_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = mled_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = mled_proc_write,
+};
+
/*
* Proc handlers for LED display
*/
-static int
-proc_read_ledd(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int ledd_proc_show(struct seq_file *m, void *v)
{
- return sprintf(page, "0x%08x\n", hotk->ledd_status);
+ seq_printf(m, "0x%08x\n", hotk->ledd_status);
+ return 0;
}
-static int
-proc_write_ledd(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static int ledd_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, ledd_proc_show, NULL);
+}
+
+static ssize_t ledd_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
{
int rv, value;
@@ -682,61 +686,104 @@ proc_write_ledd(struct file *file, const char __user *buffer,
return rv;
}
+static const struct file_operations ledd_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = ledd_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = ledd_proc_write,
+};
+
/*
* Proc handlers for WLED
*/
-static int
-proc_read_wled(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int wled_proc_show(struct seq_file *m, void *v)
{
- return sprintf(page, "%d\n",
- read_led(hotk->methods->wled_status, WLED_ON));
+ seq_printf(m, "%d\n", read_led(hotk->methods->wled_status, WLED_ON));
+ return 0;
}
-static int
-proc_write_wled(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static int wled_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, wled_proc_show, NULL);
+}
+
+static ssize_t wled_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
{
return write_led(buffer, count, hotk->methods->mt_wled, WLED_ON, 0);
}
+static const struct file_operations wled_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = wled_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = wled_proc_write,
+};
+
/*
* Proc handlers for Bluetooth
*/
-static int
-proc_read_bluetooth(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int bluetooth_proc_show(struct seq_file *m, void *v)
{
- return sprintf(page, "%d\n", read_led(hotk->methods->bt_status, BT_ON));
+ seq_printf(m, "%d\n", read_led(hotk->methods->bt_status, BT_ON));
+ return 0;
}
-static int
-proc_write_bluetooth(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static int bluetooth_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, bluetooth_proc_show, NULL);
+}
+
+static ssize_t bluetooth_proc_write(struct file *file,
+ const char __user *buffer, size_t count, loff_t *pos)
{
/* Note: mt_bt_switch controls both internal Bluetooth adapter's
presence and its LED */
return write_led(buffer, count, hotk->methods->mt_bt_switch, BT_ON, 0);
}
+static const struct file_operations bluetooth_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = bluetooth_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = bluetooth_proc_write,
+};
+
/*
* Proc handlers for TLED
*/
-static int
-proc_read_tled(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int tled_proc_show(struct seq_file *m, void *v)
{
- return sprintf(page, "%d\n",
- read_led(hotk->methods->tled_status, TLED_ON));
+ seq_printf(m, "%d\n", read_led(hotk->methods->tled_status, TLED_ON));
+ return 0;
}
-static int
-proc_write_tled(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static int tled_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, tled_proc_show, NULL);
+}
+
+static ssize_t tled_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
{
return write_led(buffer, count, hotk->methods->mt_tled, TLED_ON, 0);
}
+static const struct file_operations tled_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = tled_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = tled_proc_write,
+};
+
static int get_lcd_state(void)
{
int lcd = 0;
@@ -829,16 +876,19 @@ static int set_lcd_state(int value)
}
-static int
-proc_read_lcd(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int lcd_proc_show(struct seq_file *m, void *v)
{
- return sprintf(page, "%d\n", get_lcd_state());
+ seq_printf(m, "%d\n", get_lcd_state());
+ return 0;
}
-static int
-proc_write_lcd(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static int lcd_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, lcd_proc_show, NULL);
+}
+
+static ssize_t lcd_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
{
int rv, value;
@@ -848,6 +898,15 @@ proc_write_lcd(struct file *file, const char __user *buffer,
return rv;
}
+static const struct file_operations lcd_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = lcd_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = lcd_proc_write,
+};
+
static int read_brightness(struct backlight_device *bd)
{
int value;
@@ -907,16 +966,19 @@ static int set_brightness_status(struct backlight_device *bd)
return set_brightness(bd->props.brightness);
}
-static int
-proc_read_brn(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int brn_proc_show(struct seq_file *m, void *v)
{
- return sprintf(page, "%d\n", read_brightness(NULL));
+ seq_printf(m, "%d\n", read_brightness(NULL));
+ return 0;
}
-static int
-proc_write_brn(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static int brn_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, brn_proc_show, NULL);
+}
+
+static ssize_t brn_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
{
int rv, value;
@@ -929,6 +991,15 @@ proc_write_brn(struct file *file, const char __user *buffer,
return rv;
}
+static const struct file_operations brn_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = brn_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = brn_proc_write,
+};
+
static void set_display(int value)
{
/* no sanity check needed for now */
@@ -942,9 +1013,7 @@ static void set_display(int value)
* Now, *this* one could be more user-friendly, but so far, no-one has
* complained. The significance of bits is the same as in proc_write_disp()
*/
-static int
-proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+static int disp_proc_show(struct seq_file *m, void *v)
{
int value = 0;
@@ -952,7 +1021,13 @@ proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
printk(KERN_WARNING
"Asus ACPI: Error reading display status\n");
value &= 0x07; /* needed for some models, shouldn't hurt others */
- return sprintf(page, "%d\n", value);
+ seq_printf(m, "%d\n", value);
+ return 0;
+}
+
+static int disp_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, disp_proc_show, NULL);
}
/*
@@ -961,9 +1036,8 @@ proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
* (bitwise) of these will suffice. I never actually tested 3 displays hooked
* up simultaneously, so be warned. See the acpi4asus README for more info.
*/
-static int
-proc_write_disp(struct file *file, const char __user *buffer,
- unsigned long count, void *data)
+static ssize_t disp_proc_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *pos)
{
int rv, value;
@@ -973,25 +1047,27 @@ proc_write_disp(struct file *file, const char __user *buffer,
return rv;
}
-typedef int (proc_readfunc) (char *page, char **start, off_t off, int count,
- int *eof, void *data);
-typedef int (proc_writefunc) (struct file *file, const char __user *buffer,
- unsigned long count, void *data);
+static const struct file_operations disp_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = disp_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = disp_proc_write,
+};
static int
-asus_proc_add(char *name, proc_writefunc *writefunc,
- proc_readfunc *readfunc, mode_t mode,
+asus_proc_add(char *name, const struct file_operations *proc_fops, mode_t mode,
struct acpi_device *device)
{
- struct proc_dir_entry *proc =
- create_proc_entry(name, mode, acpi_device_dir(device));
+ struct proc_dir_entry *proc;
+
+ proc = proc_create_data(name, mode, acpi_device_dir(device),
+ proc_fops, acpi_driver_data(device));
if (!proc) {
printk(KERN_WARNING " Unable to create %s fs entry\n", name);
return -1;
}
- proc->write_proc = writefunc;
- proc->read_proc = readfunc;
- proc->data = acpi_driver_data(device);
proc->uid = asus_uid;
proc->gid = asus_gid;
return 0;
@@ -1020,10 +1096,9 @@ static int asus_hotk_add_fs(struct acpi_device *device)
if (!acpi_device_dir(device))
return -ENODEV;
- proc = create_proc_entry(PROC_INFO, mode, acpi_device_dir(device));
+ proc = proc_create(PROC_INFO, mode, acpi_device_dir(device),
+ &asus_info_proc_fops);
if (proc) {
- proc->read_proc = proc_read_info;
- proc->data = acpi_driver_data(device);
proc->uid = asus_uid;
proc->gid = asus_gid;
} else {
@@ -1032,28 +1107,23 @@ static int asus_hotk_add_fs(struct acpi_device *device)
}
if (hotk->methods->mt_wled) {
- asus_proc_add(PROC_WLED, &proc_write_wled, &proc_read_wled,
- mode, device);
+ asus_proc_add(PROC_WLED, &wled_proc_fops, mode, device);
}
if (hotk->methods->mt_ledd) {
- asus_proc_add(PROC_LEDD, &proc_write_ledd, &proc_read_ledd,
- mode, device);
+ asus_proc_add(PROC_LEDD, &ledd_proc_fops, mode, device);
}
if (hotk->methods->mt_mled) {
- asus_proc_add(PROC_MLED, &proc_write_mled, &proc_read_mled,
- mode, device);
+ asus_proc_add(PROC_MLED, &mled_proc_fops, mode, device);
}
if (hotk->methods->mt_tled) {
- asus_proc_add(PROC_TLED, &proc_write_tled, &proc_read_tled,
- mode, device);
+ asus_proc_add(PROC_TLED, &tled_proc_fops, mode, device);
}
if (hotk->methods->mt_bt_switch) {
- asus_proc_add(PROC_BT, &proc_write_bluetooth,
- &proc_read_bluetooth, mode, device);
+ asus_proc_add(PROC_BT, &bluetooth_proc_fops, mode, device);
}
/*
@@ -1061,19 +1131,16 @@ static int asus_hotk_add_fs(struct acpi_device *device)
* accessible from the keyboard
*/
if (hotk->methods->mt_lcd_switch && hotk->methods->lcd_status) {
- asus_proc_add(PROC_LCD, &proc_write_lcd, &proc_read_lcd, mode,
- device);
+ asus_proc_add(PROC_LCD, &lcd_proc_fops, mode, device);
}
if ((hotk->methods->brightness_up && hotk->methods->brightness_down) ||
(hotk->methods->brightness_get && hotk->methods->brightness_set)) {
- asus_proc_add(PROC_BRN, &proc_write_brn, &proc_read_brn, mode,
- device);
+ asus_proc_add(PROC_BRN, &brn_proc_fops, mode, device);
}
if (hotk->methods->display_set) {
- asus_proc_add(PROC_DISP, &proc_write_disp, &proc_read_disp,
- mode, device);
+ asus_proc_add(PROC_DISP, &disp_proc_fops, mode, device);
}
return 0;
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 67f3fe71c509..916ccb2b316c 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -238,6 +238,7 @@ static void dell_wmi_notify(u32 value, void *context)
input_sync(dell_wmi_input_dev);
}
}
+ kfree(obj);
}
@@ -324,37 +325,34 @@ static int __init dell_wmi_init(void)
int err;
if (wmi_has_guid(DELL_EVENT_GUID)) {
+ printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
+ return -ENODEV;
+ }
- dmi_walk(find_hk_type, NULL);
-
- err = dell_wmi_input_setup();
-
- if (err)
- return err;
-
- err = wmi_install_notify_handler(DELL_EVENT_GUID,
- dell_wmi_notify, NULL);
- if (err) {
- input_unregister_device(dell_wmi_input_dev);
- printk(KERN_ERR "dell-wmi: Unable to register"
- " notify handler - %d\n", err);
- return err;
- }
+ dmi_walk(find_hk_type, NULL);
+ acpi_video = acpi_video_backlight_support();
- acpi_video = acpi_video_backlight_support();
+ err = dell_wmi_input_setup();
+ if (err)
+ return err;
- } else
- printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
+ err = wmi_install_notify_handler(DELL_EVENT_GUID,
+ dell_wmi_notify, NULL);
+ if (err) {
+ input_unregister_device(dell_wmi_input_dev);
+ printk(KERN_ERR
+ "dell-wmi: Unable to register notify handler - %d\n",
+ err);
+ return err;
+ }
return 0;
}
static void __exit dell_wmi_exit(void)
{
- if (wmi_has_guid(DELL_EVENT_GUID)) {
- wmi_remove_notify_handler(DELL_EVENT_GUID);
- input_unregister_device(dell_wmi_input_dev);
- }
+ wmi_remove_notify_handler(DELL_EVENT_GUID);
+ input_unregister_device(dell_wmi_input_dev);
}
module_init(dell_wmi_init);
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index b66029bd75d0..5f3320d468f6 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -376,8 +376,8 @@ static int get_lcd_level(void)
status =
acpi_evaluate_integer(fujitsu->acpi_handle, "GBLL", NULL, &state);
- if (status < 0)
- return status;
+ if (ACPI_FAILURE(status))
+ return 0;
fujitsu->brightness_level = state & 0x0fffffff;
@@ -398,8 +398,8 @@ static int get_max_brightness(void)
status =
acpi_evaluate_integer(fujitsu->acpi_handle, "RBLL", NULL, &state);
- if (status < 0)
- return status;
+ if (ACPI_FAILURE(status))
+ return -1;
fujitsu->max_brightness = state;
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 63c3e658a884..8781d8fa7a57 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -134,10 +134,15 @@ static int hp_wmi_perform_query(int query, int write, int value)
obj = output.pointer;
- if (!obj || obj->type != ACPI_TYPE_BUFFER)
+ if (!obj)
return -EINVAL;
+ else if (obj->type != ACPI_TYPE_BUFFER) {
+ kfree(obj);
+ return -EINVAL;
+ }
bios_return = *((struct bios_return *)obj->buffer.pointer);
+ kfree(obj);
if (bios_return.return_code > 0)
return bios_return.return_code * -1;
else
@@ -340,10 +345,12 @@ static void hp_wmi_notify(u32 value, void *context)
if (!obj || obj->type != ACPI_TYPE_BUFFER || obj->buffer.length != 8) {
printk(KERN_INFO "HP WMI: Unknown response received\n");
+ kfree(obj);
return;
}
eventcode = *((u8 *) obj->buffer.pointer);
+ kfree(obj);
if (eventcode == 0x4)
eventcode = hp_wmi_perform_query(HPWMI_HOTKEY_QUERY, 0,
0);
@@ -381,6 +388,8 @@ static void hp_wmi_notify(u32 value, void *context)
} else
printk(KERN_INFO "HP WMI: Unknown key pressed - %x\n",
eventcode);
+
+ kfree(obj);
}
static int __init hp_wmi_input_setup(void)
diff --git a/drivers/platform/x86/msi-wmi.c b/drivers/platform/x86/msi-wmi.c
index 0c8fe145c4af..7f77f908bb01 100644
--- a/drivers/platform/x86/msi-wmi.c
+++ b/drivers/platform/x86/msi-wmi.c
@@ -34,16 +34,6 @@ MODULE_LICENSE("GPL");
MODULE_ALIAS("wmi:551A1F84-FBDD-4125-91DB-3EA8F44F1D45");
MODULE_ALIAS("wmi:B6F3EEF2-3D2F-49DC-9DE3-85BCE18C62F2");
-/* Temporary workaround until the WMI sysfs interface goes in
- { "svn", DMI_SYS_VENDOR },
- { "pn", DMI_PRODUCT_NAME },
- { "pvr", DMI_PRODUCT_VERSION },
- { "rvn", DMI_BOARD_VENDOR },
- { "rn", DMI_BOARD_NAME },
-*/
-
-MODULE_ALIAS("dmi:*:svnMICRO-STARINTERNATIONAL*:pnMS-6638:*");
-
#define DRV_NAME "msi-wmi"
#define DRV_PFX DRV_NAME ": "
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 51c0a8bee414..77bf5d8f893a 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -42,6 +42,7 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
#include <linux/backlight.h>
#include <linux/platform_device.h>
#include <linux/rfkill.h>
@@ -357,63 +358,6 @@ static int force_fan;
static int last_key_event;
static int key_event_valid;
-typedef struct _ProcItem {
- const char *name;
- char *(*read_func) (char *);
- unsigned long (*write_func) (const char *, unsigned long);
-} ProcItem;
-
-/* proc file handlers
- */
-
-static int
-dispatch_read(char *page, char **start, off_t off, int count, int *eof,
- ProcItem * item)
-{
- char *p = page;
- int len;
-
- if (off == 0)
- p = item->read_func(p);
-
- /* ISSUE: I don't understand this code */
- len = (p - page);
- if (len <= off + count)
- *eof = 1;
- *start = page + off;
- len -= off;
- if (len > count)
- len = count;
- if (len < 0)
- len = 0;
- return len;
-}
-
-static int
-dispatch_write(struct file *file, const char __user * buffer,
- unsigned long count, ProcItem * item)
-{
- int result;
- char *tmp_buffer;
-
- /* Arg buffer points to userspace memory, which can't be accessed
- * directly. Since we're making a copy, zero-terminate the
- * destination so that sscanf can be used on it safely.
- */
- tmp_buffer = kmalloc(count + 1, GFP_KERNEL);
- if (!tmp_buffer)
- return -ENOMEM;
-
- if (copy_from_user(tmp_buffer, buffer, count)) {
- result = -EFAULT;
- } else {
- tmp_buffer[count] = 0;
- result = item->write_func(tmp_buffer, count);
- }
- kfree(tmp_buffer);
- return result;
-}
-
static int get_lcd(struct backlight_device *bd)
{
u32 hci_result;
@@ -426,19 +370,24 @@ static int get_lcd(struct backlight_device *bd)
return -EFAULT;
}
-static char *read_lcd(char *p)
+static int lcd_proc_show(struct seq_file *m, void *v)
{
int value = get_lcd(NULL);
if (value >= 0) {
- p += sprintf(p, "brightness: %d\n", value);
- p += sprintf(p, "brightness_levels: %d\n",
+ seq_printf(m, "brightness: %d\n", value);
+ seq_printf(m, "brightness_levels: %d\n",
HCI_LCD_BRIGHTNESS_LEVELS);
} else {
printk(MY_ERR "Error reading LCD brightness\n");
}
- return p;
+ return 0;
+}
+
+static int lcd_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, lcd_proc_show, NULL);
}
static int set_lcd(int value)
@@ -458,12 +407,20 @@ static int set_lcd_status(struct backlight_device *bd)
return set_lcd(bd->props.brightness);
}
-static unsigned long write_lcd(const char *buffer, unsigned long count)
+static ssize_t lcd_proc_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *pos)
{
+ char cmd[42];
+ size_t len;
int value;
int ret;
- if (sscanf(buffer, " brightness : %i", &value) == 1 &&
+ len = min(count, sizeof(cmd) - 1);
+ if (copy_from_user(cmd, buf, len))
+ return -EFAULT;
+ cmd[len] = '\0';
+
+ if (sscanf(cmd, " brightness : %i", &value) == 1 &&
value >= 0 && value < HCI_LCD_BRIGHTNESS_LEVELS) {
ret = set_lcd(value);
if (ret == 0)
@@ -474,7 +431,16 @@ static unsigned long write_lcd(const char *buffer, unsigned long count)
return ret;
}
-static char *read_video(char *p)
+static const struct file_operations lcd_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = lcd_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = lcd_proc_write,
+};
+
+static int video_proc_show(struct seq_file *m, void *v)
{
u32 hci_result;
u32 value;
@@ -484,18 +450,25 @@ static char *read_video(char *p)
int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0;
int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0;
int is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0;
- p += sprintf(p, "lcd_out: %d\n", is_lcd);
- p += sprintf(p, "crt_out: %d\n", is_crt);
- p += sprintf(p, "tv_out: %d\n", is_tv);
+ seq_printf(m, "lcd_out: %d\n", is_lcd);
+ seq_printf(m, "crt_out: %d\n", is_crt);
+ seq_printf(m, "tv_out: %d\n", is_tv);
} else {
printk(MY_ERR "Error reading video out status\n");
}
- return p;
+ return 0;
}
-static unsigned long write_video(const char *buffer, unsigned long count)
+static int video_proc_open(struct inode *inode, struct file *file)
{
+ return single_open(file, video_proc_show, NULL);
+}
+
+static ssize_t video_proc_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *pos)
+{
+ char *cmd, *buffer;
int value;
int remain = count;
int lcd_out = -1;
@@ -504,6 +477,17 @@ static unsigned long write_video(const char *buffer, unsigned long count)
u32 hci_result;
u32 video_out;
+ cmd = kmalloc(count + 1, GFP_KERNEL);
+ if (!cmd)
+ return -ENOMEM;
+ if (copy_from_user(cmd, buf, count)) {
+ kfree(cmd);
+ return -EFAULT;
+ }
+ cmd[count] = '\0';
+
+ buffer = cmd;
+
/* scan expression. Multiple expressions may be delimited with ;
*
* NOTE: to keep scanning simple, invalid fields are ignored
@@ -523,6 +507,8 @@ static unsigned long write_video(const char *buffer, unsigned long count)
while (remain && *(buffer - 1) != ';');
}
+ kfree(cmd);
+
hci_read1(HCI_VIDEO_OUT, &video_out, &hci_result);
if (hci_result == HCI_SUCCESS) {
unsigned int new_video_out = video_out;
@@ -543,28 +529,50 @@ static unsigned long write_video(const char *buffer, unsigned long count)
return count;
}
-static char *read_fan(char *p)
+static const struct file_operations video_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = video_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = video_proc_write,
+};
+
+static int fan_proc_show(struct seq_file *m, void *v)
{
u32 hci_result;
u32 value;
hci_read1(HCI_FAN, &value, &hci_result);
if (hci_result == HCI_SUCCESS) {
- p += sprintf(p, "running: %d\n", (value > 0));
- p += sprintf(p, "force_on: %d\n", force_fan);
+ seq_printf(m, "running: %d\n", (value > 0));
+ seq_printf(m, "force_on: %d\n", force_fan);
} else {
printk(MY_ERR "Error reading fan status\n");
}
- return p;
+ return 0;
+}
+
+static int fan_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, fan_proc_show, NULL);
}
-static unsigned long write_fan(const char *buffer, unsigned long count)
+static ssize_t fan_proc_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *pos)
{
+ char cmd[42];
+ size_t len;
int value;
u32 hci_result;
- if (sscanf(buffer, " force_on : %i", &value) == 1 &&
+ len = min(count, sizeof(cmd) - 1);
+ if (copy_from_user(cmd, buf, len))
+ return -EFAULT;
+ cmd[len] = '\0';
+
+ if (sscanf(cmd, " force_on : %i", &value) == 1 &&
value >= 0 && value <= 1) {
hci_write1(HCI_FAN, value, &hci_result);
if (hci_result != HCI_SUCCESS)
@@ -578,7 +586,16 @@ static unsigned long write_fan(const char *buffer, unsigned long count)
return count;
}
-static char *read_keys(char *p)
+static const struct file_operations fan_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = fan_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = fan_proc_write,
+};
+
+static int keys_proc_show(struct seq_file *m, void *v)
{
u32 hci_result;
u32 value;
@@ -602,18 +619,30 @@ static char *read_keys(char *p)
}
}
- p += sprintf(p, "hotkey_ready: %d\n", key_event_valid);
- p += sprintf(p, "hotkey: 0x%04x\n", last_key_event);
+ seq_printf(m, "hotkey_ready: %d\n", key_event_valid);
+ seq_printf(m, "hotkey: 0x%04x\n", last_key_event);
+end:
+ return 0;
+}
- end:
- return p;
+static int keys_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, keys_proc_show, NULL);
}
-static unsigned long write_keys(const char *buffer, unsigned long count)
+static ssize_t keys_proc_write(struct file *file, const char __user *buf,
+ size_t count, loff_t *pos)
{
+ char cmd[42];
+ size_t len;
int value;
- if (sscanf(buffer, " hotkey_ready : %i", &value) == 1 && value == 0) {
+ len = min(count, sizeof(cmd) - 1);
+ if (copy_from_user(cmd, buf, len))
+ return -EFAULT;
+ cmd[len] = '\0';
+
+ if (sscanf(cmd, " hotkey_ready : %i", &value) == 1 && value == 0) {
key_event_valid = 0;
} else {
return -EINVAL;
@@ -622,52 +651,58 @@ static unsigned long write_keys(const char *buffer, unsigned long count)
return count;
}
-static char *read_version(char *p)
+static const struct file_operations keys_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = keys_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = keys_proc_write,
+};
+
+static int version_proc_show(struct seq_file *m, void *v)
{
- p += sprintf(p, "driver: %s\n", TOSHIBA_ACPI_VERSION);
- p += sprintf(p, "proc_interface: %d\n",
- PROC_INTERFACE_VERSION);
- return p;
+ seq_printf(m, "driver: %s\n", TOSHIBA_ACPI_VERSION);
+ seq_printf(m, "proc_interface: %d\n", PROC_INTERFACE_VERSION);
+ return 0;
}
+static int version_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, version_proc_show, PDE(inode)->data);
+}
+
+static const struct file_operations version_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = version_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
/* proc and module init
*/
#define PROC_TOSHIBA "toshiba"
-static ProcItem proc_items[] = {
- {"lcd", read_lcd, write_lcd},
- {"video", read_video, write_video},
- {"fan", read_fan, write_fan},
- {"keys", read_keys, write_keys},
- {"version", read_version, NULL},
- {NULL}
-};
-
static acpi_status __init add_device(void)
{
- struct proc_dir_entry *proc;
- ProcItem *item;
-
- for (item = proc_items; item->name; ++item) {
- proc = create_proc_read_entry(item->name,
- S_IFREG | S_IRUGO | S_IWUSR,
- toshiba_proc_dir,
- (read_proc_t *) dispatch_read,
- item);
- if (proc && item->write_func)
- proc->write_proc = (write_proc_t *) dispatch_write;
- }
+ proc_create("lcd", S_IRUGO | S_IWUSR, toshiba_proc_dir, &lcd_proc_fops);
+ proc_create("video", S_IRUGO | S_IWUSR, toshiba_proc_dir, &video_proc_fops);
+ proc_create("fan", S_IRUGO | S_IWUSR, toshiba_proc_dir, &fan_proc_fops);
+ proc_create("keys", S_IRUGO | S_IWUSR, toshiba_proc_dir, &keys_proc_fops);
+ proc_create("version", S_IRUGO, toshiba_proc_dir, &version_proc_fops);
return AE_OK;
}
static acpi_status remove_device(void)
{
- ProcItem *item;
-
- for (item = proc_items; item->name; ++item)
- remove_proc_entry(item->name, toshiba_proc_dir);
+ remove_proc_entry("lcd", toshiba_proc_dir);
+ remove_proc_entry("video", toshiba_proc_dir);
+ remove_proc_entry("fan", toshiba_proc_dir);
+ remove_proc_entry("keys", toshiba_proc_dir);
+ remove_proc_entry("version", toshiba_proc_dir);
return AE_OK;
}
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index e425a868cd3a..9f93d6c0f510 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -540,8 +540,8 @@ EXPORT_SYMBOL_GPL(wmi_remove_notify_handler);
/**
* wmi_get_event_data - Get WMI data associated with an event
*
- * @event - Event to find
- * &out - Buffer to hold event data
+ * @event: Event to find
+ * @out: Buffer to hold event data. out->pointer should be freed with kfree()
*
* Returns extra data associated with an event in WMI.
*/