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path: root/drivers/acpi/asus_acpi.c
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Diffstat (limited to 'drivers/acpi/asus_acpi.c')
-rw-r--r--drivers/acpi/asus_acpi.c690
1 files changed, 344 insertions, 346 deletions
diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index a560b1e2da77..fec895af6ae6 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -61,7 +61,7 @@
/*
* Some events we use, same for all Asus
*/
-#define BR_UP 0x10
+#define BR_UP 0x10
#define BR_DOWN 0x20
/*
@@ -75,7 +75,6 @@ MODULE_AUTHOR("Julien Lerouge, Karol Kozimor");
MODULE_DESCRIPTION(ACPI_HOTK_NAME);
MODULE_LICENSE("GPL");
-
static uid_t asus_uid;
static gid_t asus_gid;
module_param(asus_uid, uint, 0);
@@ -83,26 +82,25 @@ MODULE_PARM_DESC(uid, "UID for entries in /proc/acpi/asus.\n");
module_param(asus_gid, uint, 0);
MODULE_PARM_DESC(gid, "GID for entries in /proc/acpi/asus.\n");
-
/* For each model, all features implemented,
* those marked with R are relative to HOTK, A for absolute */
struct model_data {
- char *name; //name of the laptop________________A
- char *mt_mled; //method to handle mled_____________R
- char *mled_status; //node to handle mled reading_______A
- char *mt_wled; //method to handle wled_____________R
- char *wled_status; //node to handle wled reading_______A
- char *mt_tled; //method to handle tled_____________R
- char *tled_status; //node to handle tled reading_______A
- char *mt_lcd_switch; //method to turn LCD ON/OFF_________A
- char *lcd_status; //node to read LCD panel state______A
- char *brightness_up; //method to set brightness up_______A
- char *brightness_down; //guess what ?______________________A
- char *brightness_set; //method to set absolute brightness_R
- char *brightness_get; //method to get absolute brightness_R
- char *brightness_status; //node to get brightness____________A
- char *display_set; //method to set video output________R
- char *display_get; //method to get video output________R
+ char *name; //name of the laptop________________A
+ char *mt_mled; //method to handle mled_____________R
+ char *mled_status; //node to handle mled reading_______A
+ char *mt_wled; //method to handle wled_____________R
+ char *wled_status; //node to handle wled reading_______A
+ char *mt_tled; //method to handle tled_____________R
+ char *tled_status; //node to handle tled reading_______A
+ char *mt_lcd_switch; //method to turn LCD ON/OFF_________A
+ char *lcd_status; //node to read LCD panel state______A
+ char *brightness_up; //method to set brightness up_______A
+ char *brightness_down; //guess what ?______________________A
+ char *brightness_set; //method to set absolute brightness_R
+ char *brightness_get; //method to get absolute brightness_R
+ char *brightness_status; //node to get brightness____________A
+ char *display_set; //method to set video output________R
+ char *display_get; //method to get video output________R
};
/*
@@ -110,34 +108,34 @@ struct model_data {
* about the hotk device
*/
struct asus_hotk {
- struct acpi_device *device; //the device we are in
- acpi_handle handle; //the handle of the hotk device
- char status; //status of the hotk, for LEDs, ...
- struct model_data *methods; //methods available on the laptop
- u8 brightness; //brightness level
+ struct acpi_device *device; //the device we are in
+ acpi_handle handle; //the handle of the hotk device
+ char status; //status of the hotk, for LEDs, ...
+ struct model_data *methods; //methods available on the laptop
+ u8 brightness; //brightness level
enum {
- A1x = 0, //A1340D, A1300F
- A2x, //A2500H
- D1x, //D1
- L2D, //L2000D
- L3C, //L3800C
- L3D, //L3400D
- L3H, //L3H, but also L2000E
- L4R, //L4500R
- L5x, //L5800C
- L8L, //L8400L
- M1A, //M1300A
- M2E, //M2400E, L4400L
- M6N, //M6800N
- M6R, //M6700R
- P30, //Samsung P30
- S1x, //S1300A, but also L1400B and M2400A (L84F)
- S2x, //S200 (J1 reported), Victor MP-XP7210
- xxN, //M2400N, M3700N, M5200N, S1300N, S5200N, W1OOON
- //(Centrino)
+ A1x = 0, //A1340D, A1300F
+ A2x, //A2500H
+ D1x, //D1
+ L2D, //L2000D
+ L3C, //L3800C
+ L3D, //L3400D
+ L3H, //L3H, but also L2000E
+ L4R, //L4500R
+ L5x, //L5800C
+ L8L, //L8400L
+ M1A, //M1300A
+ M2E, //M2400E, L4400L
+ M6N, //M6800N
+ M6R, //M6700R
+ P30, //Samsung P30
+ S1x, //S1300A, but also L1400B and M2400A (L84F)
+ S2x, //S200 (J1 reported), Victor MP-XP7210
+ xxN, //M2400N, M3700N, M5200N, S1300N, S5200N, W1OOON
+ //(Centrino)
END_MODEL
- } model; //Models currently supported
- u16 event_count[128]; //count for each event TODO make this better
+ } model; //Models currently supported
+ u16 event_count[128]; //count for each event TODO make this better
};
/* Here we go */
@@ -150,7 +148,7 @@ struct asus_hotk {
#define xxN_PREFIX "\\_SB.PCI0.SBRG.EC0."
static struct model_data model_conf[END_MODEL] = {
- /*
+ /*
* Those pathnames are relative to the HOTK / ATKD device :
* - mt_mled
* - mt_wled
@@ -165,215 +163,197 @@ static struct model_data model_conf[END_MODEL] = {
*/
{
- .name = "A1x",
- .mt_mled = "MLED",
- .mled_status = "\\MAIL",
- .mt_lcd_switch = A1x_PREFIX "_Q10",
- .lcd_status = "\\BKLI",
- .brightness_up = A1x_PREFIX "_Q0E",
- .brightness_down = A1x_PREFIX "_Q0F"
- },
+ .name = "A1x",
+ .mt_mled = "MLED",
+ .mled_status = "\\MAIL",
+ .mt_lcd_switch = A1x_PREFIX "_Q10",
+ .lcd_status = "\\BKLI",
+ .brightness_up = A1x_PREFIX "_Q0E",
+ .brightness_down = A1x_PREFIX "_Q0F"},
{
- .name = "A2x",
- .mt_mled = "MLED",
- .mt_wled = "WLED",
- .wled_status = "\\SG66",
- .mt_lcd_switch = "\\Q10",
- .lcd_status = "\\BAOF",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .name = "A2x",
+ .mt_mled = "MLED",
+ .mt_wled = "WLED",
+ .wled_status = "\\SG66",
+ .mt_lcd_switch = "\\Q10",
+ .lcd_status = "\\BAOF",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "D1x",
- .mt_mled = "MLED",
- .mt_lcd_switch = "\\Q0D",
- .lcd_status = "\\GP11",
- .brightness_up = "\\Q0C",
- .brightness_down = "\\Q0B",
- .brightness_status = "\\BLVL",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .name = "D1x",
+ .mt_mled = "MLED",
+ .mt_lcd_switch = "\\Q0D",
+ .lcd_status = "\\GP11",
+ .brightness_up = "\\Q0C",
+ .brightness_down = "\\Q0B",
+ .brightness_status = "\\BLVL",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "L2D",
- .mt_mled = "MLED",
- .mled_status = "\\SGP6",
- .mt_wled = "WLED",
- .wled_status = "\\RCP3",
- .mt_lcd_switch = "\\Q10",
- .lcd_status = "\\SGP0",
- .brightness_up = "\\Q0E",
- .brightness_down = "\\Q0F",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .name = "L2D",
+ .mt_mled = "MLED",
+ .mled_status = "\\SGP6",
+ .mt_wled = "WLED",
+ .wled_status = "\\RCP3",
+ .mt_lcd_switch = "\\Q10",
+ .lcd_status = "\\SGP0",
+ .brightness_up = "\\Q0E",
+ .brightness_down = "\\Q0F",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "L3C",
- .mt_mled = "MLED",
- .mt_wled = "WLED",
- .mt_lcd_switch = L3C_PREFIX "_Q10",
- .lcd_status = "\\GL32",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\_SB.PCI0.PCI1.VGAC.NMAP"
- },
+ .name = "L3C",
+ .mt_mled = "MLED",
+ .mt_wled = "WLED",
+ .mt_lcd_switch = L3C_PREFIX "_Q10",
+ .lcd_status = "\\GL32",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\_SB.PCI0.PCI1.VGAC.NMAP"},
{
- .name = "L3D",
- .mt_mled = "MLED",
- .mled_status = "\\MALD",
- .mt_wled = "WLED",
- .mt_lcd_switch = "\\Q10",
- .lcd_status = "\\BKLG",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .name = "L3D",
+ .mt_mled = "MLED",
+ .mled_status = "\\MALD",
+ .mt_wled = "WLED",
+ .mt_lcd_switch = "\\Q10",
+ .lcd_status = "\\BKLG",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "L3H",
- .mt_mled = "MLED",
- .mt_wled = "WLED",
- .mt_lcd_switch = "EHK",
- .lcd_status = "\\_SB.PCI0.PM.PBC",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .name = "L3H",
+ .mt_mled = "MLED",
+ .mt_wled = "WLED",
+ .mt_lcd_switch = "EHK",
+ .lcd_status = "\\_SB.PCI0.PM.PBC",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "L4R",
- .mt_mled = "MLED",
- .mt_wled = "WLED",
- .wled_status = "\\_SB.PCI0.SBRG.SG13",
- .mt_lcd_switch = xxN_PREFIX "_Q10",
- .lcd_status = "\\_SB.PCI0.SBSM.SEO4",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\_SB.PCI0.P0P1.VGA.GETD"
- },
+ .name = "L4R",
+ .mt_mled = "MLED",
+ .mt_wled = "WLED",
+ .wled_status = "\\_SB.PCI0.SBRG.SG13",
+ .mt_lcd_switch = xxN_PREFIX "_Q10",
+ .lcd_status = "\\_SB.PCI0.SBSM.SEO4",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\_SB.PCI0.P0P1.VGA.GETD"},
{
- .name = "L5x",
- .mt_mled = "MLED",
+ .name = "L5x",
+ .mt_mled = "MLED",
/* WLED present, but not controlled by ACPI */
- .mt_tled = "TLED",
- .mt_lcd_switch = "\\Q0D",
- .lcd_status = "\\BAOF",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .mt_tled = "TLED",
+ .mt_lcd_switch = "\\Q0D",
+ .lcd_status = "\\BAOF",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "L8L"
+ .name = "L8L"
/* No features, but at least support the hotkeys */
- },
+ },
{
- .name = "M1A",
- .mt_mled = "MLED",
- .mt_lcd_switch = M1A_PREFIX "Q10",
- .lcd_status = "\\PNOF",
- .brightness_up = M1A_PREFIX "Q0E",
- .brightness_down = M1A_PREFIX "Q0F",
- .brightness_status = "\\BRIT",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .name = "M1A",
+ .mt_mled = "MLED",
+ .mt_lcd_switch = M1A_PREFIX "Q10",
+ .lcd_status = "\\PNOF",
+ .brightness_up = M1A_PREFIX "Q0E",
+ .brightness_down = M1A_PREFIX "Q0F",
+ .brightness_status = "\\BRIT",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "M2E",
- .mt_mled = "MLED",
- .mt_wled = "WLED",
- .mt_lcd_switch = "\\Q10",
- .lcd_status = "\\GP06",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\INFB"
- },
+ .name = "M2E",
+ .mt_mled = "MLED",
+ .mt_wled = "WLED",
+ .mt_lcd_switch = "\\Q10",
+ .lcd_status = "\\GP06",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\INFB"},
{
- .name = "M6N",
- .mt_mled = "MLED",
- .mt_wled = "WLED",
- .wled_status = "\\_SB.PCI0.SBRG.SG13",
- .mt_lcd_switch = xxN_PREFIX "_Q10",
- .lcd_status = "\\_SB.BKLT",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\SSTE"
- },
+ .name = "M6N",
+ .mt_mled = "MLED",
+ .mt_wled = "WLED",
+ .wled_status = "\\_SB.PCI0.SBRG.SG13",
+ .mt_lcd_switch = xxN_PREFIX "_Q10",
+ .lcd_status = "\\_SB.BKLT",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\SSTE"},
{
- .name = "M6R",
- .mt_mled = "MLED",
- .mt_wled = "WLED",
- .mt_lcd_switch = xxN_PREFIX "_Q10",
- .lcd_status = "\\_SB.PCI0.SBSM.SEO4",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\SSTE"
- },
-
+ .name = "M6R",
+ .mt_mled = "MLED",
+ .mt_wled = "WLED",
+ .mt_lcd_switch = xxN_PREFIX "_Q10",
+ .lcd_status = "\\_SB.PCI0.SBSM.SEO4",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\SSTE"},
{
- .name = "P30",
- .mt_wled = "WLED",
- .mt_lcd_switch = P30_PREFIX "_Q0E",
- .lcd_status = "\\BKLT",
- .brightness_up = P30_PREFIX "_Q68",
- .brightness_down = P30_PREFIX "_Q69",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\DNXT"
- },
+ .name = "P30",
+ .mt_wled = "WLED",
+ .mt_lcd_switch = P30_PREFIX "_Q0E",
+ .lcd_status = "\\BKLT",
+ .brightness_up = P30_PREFIX "_Q68",
+ .brightness_down = P30_PREFIX "_Q69",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\DNXT"},
{
- .name = "S1x",
- .mt_mled = "MLED",
- .mled_status = "\\EMLE",
- .mt_wled = "WLED",
- .mt_lcd_switch = S1x_PREFIX "Q10" ,
- .lcd_status = "\\PNOF",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV"
- },
+ .name = "S1x",
+ .mt_mled = "MLED",
+ .mled_status = "\\EMLE",
+ .mt_wled = "WLED",
+ .mt_lcd_switch = S1x_PREFIX "Q10",
+ .lcd_status = "\\PNOF",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV"},
{
- .name = "S2x",
- .mt_mled = "MLED",
- .mled_status = "\\MAIL",
- .mt_lcd_switch = S2x_PREFIX "_Q10",
- .lcd_status = "\\BKLI",
- .brightness_up = S2x_PREFIX "_Q0B",
- .brightness_down = S2x_PREFIX "_Q0A"
- },
+ .name = "S2x",
+ .mt_mled = "MLED",
+ .mled_status = "\\MAIL",
+ .mt_lcd_switch = S2x_PREFIX "_Q10",
+ .lcd_status = "\\BKLI",
+ .brightness_up = S2x_PREFIX "_Q0B",
+ .brightness_down = S2x_PREFIX "_Q0A"},
{
- .name = "xxN",
- .mt_mled = "MLED",
+ .name = "xxN",
+ .mt_mled = "MLED",
/* WLED present, but not controlled by ACPI */
- .mt_lcd_switch = xxN_PREFIX "_Q10",
- .lcd_status = "\\BKLT",
- .brightness_set = "SPLV",
- .brightness_get = "GPLV",
- .display_set = "SDSP",
- .display_get = "\\ADVG"
- }
+ .mt_lcd_switch = xxN_PREFIX "_Q10",
+ .lcd_status = "\\BKLT",
+ .brightness_set = "SPLV",
+ .brightness_get = "GPLV",
+ .display_set = "SDSP",
+ .display_get = "\\ADVG"}
};
/* procdir we use */
@@ -395,13 +375,13 @@ static struct asus_hotk *hotk;
static int asus_hotk_add(struct acpi_device *device);
static int asus_hotk_remove(struct acpi_device *device, int type);
static struct acpi_driver asus_hotk_driver = {
- .name = ACPI_HOTK_NAME,
- .class = ACPI_HOTK_CLASS,
- .ids = ACPI_HOTK_HID,
- .ops = {
- .add = asus_hotk_add,
- .remove = asus_hotk_remove,
- },
+ .name = ACPI_HOTK_NAME,
+ .class = ACPI_HOTK_CLASS,
+ .ids = ACPI_HOTK_HID,
+ .ops = {
+ .add = asus_hotk_add,
+ .remove = asus_hotk_remove,
+ },
};
/*
@@ -423,11 +403,10 @@ static int write_acpi_int(acpi_handle handle, const char *method, int val,
in_obj.type = ACPI_TYPE_INTEGER;
in_obj.integer.value = val;
- status = acpi_evaluate_object(handle, (char *) method, &params, output);
+ status = acpi_evaluate_object(handle, (char *)method, &params, output);
return (status == AE_OK);
}
-
static int read_acpi_int(acpi_handle handle, const char *method, int *val)
{
struct acpi_buffer output;
@@ -437,7 +416,7 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val)
output.length = sizeof(out_obj);
output.pointer = &out_obj;
- status = acpi_evaluate_object(handle, (char *) method, NULL, &output);
+ status = acpi_evaluate_object(handle, (char *)method, NULL, &output);
*val = out_obj.integer.value;
return (status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER);
}
@@ -449,7 +428,7 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val)
*/
static int
proc_read_info(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+ void *data)
{
int len = 0;
int temp;
@@ -460,7 +439,7 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof,
*/
len += sprintf(page, ACPI_HOTK_NAME " " ASUS_ACPI_VERSION "\n");
- len += sprintf(page + len, "Model reference : %s\n",
+ len += sprintf(page + len, "Model reference : %s\n",
hotk->methods->name);
/*
* The SFUN method probably allows the original driver to get the list
@@ -469,7 +448,8 @@ 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);
+ len +=
+ sprintf(page + len, "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
@@ -478,7 +458,8 @@ 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);
+ len +=
+ sprintf(page + len, "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);
@@ -501,7 +482,6 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof,
return len;
}
-
/*
* /proc handlers
* We write our info in page, we begin at offset off and cannot write more
@@ -510,8 +490,7 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof,
*/
/* Generic LED functions */
-static int
-read_led(const char *ledname, int ledmask)
+static int read_led(const char *ledname, int ledmask)
{
if (ledname) {
int led_status;
@@ -525,7 +504,7 @@ read_led(const char *ledname, int ledmask)
return (hotk->status & ledmask) ? 1 : 0;
}
-static int parse_arg(const char __user *buf, unsigned long count, int *val)
+static int parse_arg(const char __user * buf, unsigned long count, int *val)
{
char s[32];
if (!count)
@@ -542,8 +521,8 @@ static int parse_arg(const char __user *buf, unsigned long count, int *val)
/* FIXME: kill extraneous args so it can be called independently */
static int
-write_led(const char __user *buffer, unsigned long count,
- char *ledname, int ledmask, int invert)
+write_led(const char __user * buffer, unsigned long count,
+ char *ledname, int ledmask, int invert)
{
int value;
int led_out = 0;
@@ -555,16 +534,16 @@ write_led(const char __user *buffer, unsigned long count,
hotk->status =
(led_out) ? (hotk->status | ledmask) : (hotk->status & ~ledmask);
- if (invert) /* invert target value */
+ if (invert) /* invert target value */
led_out = !led_out & 0x1;
if (!write_acpi_int(hotk->handle, ledname, led_out, NULL))
- printk(KERN_WARNING "Asus ACPI: LED (%s) write failed\n", ledname);
+ printk(KERN_WARNING "Asus ACPI: LED (%s) write failed\n",
+ ledname);
return count;
}
-
/*
* Proc handlers for MLED
*/
@@ -572,12 +551,12 @@ static int
proc_read_mled(char *page, char **start, off_t off, int count, int *eof,
void *data)
{
- return sprintf(page, "%d\n", read_led(hotk->methods->mled_status, MLED_ON));
+ return sprintf(page, "%d\n",
+ read_led(hotk->methods->mled_status, MLED_ON));
}
-
static int
-proc_write_mled(struct file *file, const char __user *buffer,
+proc_write_mled(struct file *file, const char __user * buffer,
unsigned long count, void *data)
{
return write_led(buffer, count, hotk->methods->mt_mled, MLED_ON, 1);
@@ -590,11 +569,12 @@ static int
proc_read_wled(char *page, char **start, off_t off, int count, int *eof,
void *data)
{
- return sprintf(page, "%d\n", read_led(hotk->methods->wled_status, WLED_ON));
+ return sprintf(page, "%d\n",
+ read_led(hotk->methods->wled_status, WLED_ON));
}
static int
-proc_write_wled(struct file *file, const char __user *buffer,
+proc_write_wled(struct file *file, const char __user * buffer,
unsigned long count, void *data)
{
return write_led(buffer, count, hotk->methods->mt_wled, WLED_ON, 0);
@@ -607,35 +587,36 @@ static int
proc_read_tled(char *page, char **start, off_t off, int count, int *eof,
void *data)
{
- return sprintf(page, "%d\n", read_led(hotk->methods->tled_status, TLED_ON));
+ return sprintf(page, "%d\n",
+ read_led(hotk->methods->tled_status, TLED_ON));
}
static int
-proc_write_tled(struct file *file, const char __user *buffer,
+proc_write_tled(struct file *file, const char __user * buffer,
unsigned long count, void *data)
{
return write_led(buffer, count, hotk->methods->mt_tled, TLED_ON, 0);
}
-
static int get_lcd_state(void)
{
int lcd = 0;
if (hotk->model != L3H) {
- /* We don't have to check anything if we are here */
+ /* We don't have to check anything if we are here */
if (!read_acpi_int(NULL, hotk->methods->lcd_status, &lcd))
- printk(KERN_WARNING "Asus ACPI: Error reading LCD status\n");
-
+ printk(KERN_WARNING
+ "Asus ACPI: Error reading LCD status\n");
+
if (hotk->model == L2D)
lcd = ~lcd;
- } else { /* L3H and the like have to be handled differently */
+ } else { /* L3H and the like have to be handled differently */
acpi_status status = 0;
struct acpi_object_list input;
union acpi_object mt_params[2];
struct acpi_buffer output;
union acpi_object out_obj;
-
+
input.count = 2;
input.pointer = mt_params;
/* Note: the following values are partly guessed up, but
@@ -647,15 +628,17 @@ static int get_lcd_state(void)
output.length = sizeof(out_obj);
output.pointer = &out_obj;
-
- status = acpi_evaluate_object(NULL, hotk->methods->lcd_status, &input, &output);
+
+ status =
+ acpi_evaluate_object(NULL, hotk->methods->lcd_status,
+ &input, &output);
if (status != AE_OK)
return -1;
if (out_obj.type == ACPI_TYPE_INTEGER)
/* That's what the AML code does */
lcd = out_obj.integer.value >> 8;
}
-
+
return (lcd & 1);
}
@@ -669,10 +652,13 @@ static int set_lcd_state(int value)
/* switch */
if (hotk->model != L3H) {
status =
- acpi_evaluate_object(NULL, hotk->methods->mt_lcd_switch,
+ acpi_evaluate_object(NULL,
+ hotk->methods->mt_lcd_switch,
NULL, NULL);
- } else { /* L3H and the like have to be handled differently */
- if (!write_acpi_int(hotk->handle, hotk->methods->mt_lcd_switch, 0x07, NULL))
+ } else { /* L3H and the like have to be handled differently */
+ if (!write_acpi_int
+ (hotk->handle, hotk->methods->mt_lcd_switch, 0x07,
+ NULL))
status = AE_ERROR;
/* L3H's AML executes EHK (0x07) upon Fn+F7 keypress,
the exact behaviour is simulated here */
@@ -691,33 +677,33 @@ proc_read_lcd(char *page, char **start, off_t off, int count, int *eof,
return sprintf(page, "%d\n", get_lcd_state());
}
-
static int
-proc_write_lcd(struct file *file, const char __user *buffer,
+proc_write_lcd(struct file *file, const char __user * buffer,
unsigned long count, void *data)
{
int value;
-
+
count = parse_arg(buffer, count, &value);
if (count > 0)
set_lcd_state(value);
return count;
}
-
static int read_brightness(void)
{
int value;
-
- if(hotk->methods->brightness_get) { /* SPLV/GPLV laptop */
- if (!read_acpi_int(hotk->handle, hotk->methods->brightness_get,
+
+ if (hotk->methods->brightness_get) { /* SPLV/GPLV laptop */
+ if (!read_acpi_int(hotk->handle, hotk->methods->brightness_get,
&value))
- printk(KERN_WARNING "Asus ACPI: Error reading brightness\n");
- } else if (hotk->methods->brightness_status) { /* For D1 for example */
- if (!read_acpi_int(NULL, hotk->methods->brightness_status,
+ printk(KERN_WARNING
+ "Asus ACPI: Error reading brightness\n");
+ } else if (hotk->methods->brightness_status) { /* For D1 for example */
+ if (!read_acpi_int(NULL, hotk->methods->brightness_status,
&value))
- printk(KERN_WARNING "Asus ACPI: Error reading brightness\n");
- } else /* No GPLV method */
+ printk(KERN_WARNING
+ "Asus ACPI: Error reading brightness\n");
+ } else /* No GPLV method */
value = hotk->brightness;
return value;
}
@@ -730,23 +716,25 @@ static void set_brightness(int value)
acpi_status status = 0;
/* SPLV laptop */
- if(hotk->methods->brightness_set) {
- if (!write_acpi_int(hotk->handle, hotk->methods->brightness_set,
+ if (hotk->methods->brightness_set) {
+ if (!write_acpi_int(hotk->handle, hotk->methods->brightness_set,
value, NULL))
- printk(KERN_WARNING "Asus ACPI: Error changing brightness\n");
+ printk(KERN_WARNING
+ "Asus ACPI: Error changing brightness\n");
return;
}
/* No SPLV method if we are here, act as appropriate */
value -= read_brightness();
while (value != 0) {
- status = acpi_evaluate_object(NULL, (value > 0) ?
- hotk->methods->brightness_up :
+ status = acpi_evaluate_object(NULL, (value > 0) ?
+ hotk->methods->brightness_up :
hotk->methods->brightness_down,
NULL, NULL);
(value > 0) ? value-- : value++;
if (ACPI_FAILURE(status))
- printk(KERN_WARNING "Asus ACPI: Error changing brightness\n");
+ printk(KERN_WARNING
+ "Asus ACPI: Error changing brightness\n");
}
return;
}
@@ -759,7 +747,7 @@ proc_read_brn(char *page, char **start, off_t off, int count, int *eof,
}
static int
-proc_write_brn(struct file *file, const char __user *buffer,
+proc_write_brn(struct file *file, const char __user * buffer,
unsigned long count, void *data)
{
int value;
@@ -767,7 +755,7 @@ proc_write_brn(struct file *file, const char __user *buffer,
count = parse_arg(buffer, count, &value);
if (count > 0) {
value = (0 < value) ? ((15 < value) ? 15 : value) : 0;
- /* 0 <= value <= 15 */
+ /* 0 <= value <= 15 */
set_brightness(value);
} else if (count < 0) {
printk(KERN_WARNING "Asus ACPI: Error reading user input\n");
@@ -779,7 +767,7 @@ proc_write_brn(struct file *file, const char __user *buffer,
static void set_display(int value)
{
/* no sanity check needed for now */
- if (!write_acpi_int(hotk->handle, hotk->methods->display_set,
+ if (!write_acpi_int(hotk->handle, hotk->methods->display_set,
value, NULL))
printk(KERN_WARNING "Asus ACPI: Error setting display\n");
return;
@@ -791,13 +779,14 @@ static void set_display(int value)
*/
static int
proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
- void *data)
+ void *data)
{
int value = 0;
-
+
if (!read_acpi_int(hotk->handle, hotk->methods->display_get, &value))
- printk(KERN_WARNING "Asus ACPI: Error reading display status\n");
- value &= 0x07; /* needed for some models, shouldn't hurt others */
+ 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);
}
@@ -808,8 +797,8 @@ proc_read_disp(char *page, char **start, off_t off, int count, int *eof,
* 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)
+proc_write_disp(struct file *file, const char __user * buffer,
+ unsigned long count, void *data)
{
int value;
@@ -822,19 +811,19 @@ proc_write_disp(struct file *file, const char __user *buffer,
return count;
}
-
-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);
+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 int
-__init asus_proc_add(char *name, proc_writefunc *writefunc,
- proc_readfunc *readfunc, mode_t mode,
- struct acpi_device *device)
+__init asus_proc_add(char *name, proc_writefunc * writefunc,
+ proc_readfunc * readfunc, mode_t mode,
+ struct acpi_device *device)
{
- struct proc_dir_entry *proc = create_proc_entry(name, mode, acpi_device_dir(device));
- if(!proc) {
+ struct proc_dir_entry *proc =
+ create_proc_entry(name, mode, acpi_device_dir(device));
+ if (!proc) {
printk(KERN_WARNING " Unable to create %s fs entry\n", name);
return -1;
}
@@ -851,14 +840,14 @@ static int __init asus_hotk_add_fs(struct acpi_device *device)
{
struct proc_dir_entry *proc;
mode_t mode;
-
+
/*
* If parameter uid or gid is not changed, keep the default setting for
* our proc entries (-rw-rw-rw-) else, it means we care about security,
* and then set to -rw-rw----
*/
- if ((asus_uid == 0) && (asus_gid == 0)){
+ if ((asus_uid == 0) && (asus_gid == 0)) {
mode = S_IFREG | S_IRUGO | S_IWUGO;
} else {
mode = S_IFREG | S_IRUSR | S_IRGRP | S_IWUSR | S_IWGRP;
@@ -881,15 +870,18 @@ static int __init 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, &proc_write_wled, &proc_read_wled,
+ 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, &proc_write_mled, &proc_read_mled,
+ 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, &proc_write_tled, &proc_read_tled,
+ mode, device);
}
/*
@@ -897,35 +889,40 @@ static int __init asus_hotk_add_fs(struct acpi_device *device)
* from 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, &proc_write_lcd, &proc_read_lcd, 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, &proc_write_brn, &proc_read_brn, 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, &proc_write_disp, &proc_read_disp,
+ mode, device);
}
return 0;
}
-static int asus_hotk_remove_fs(struct acpi_device* device)
+static int asus_hotk_remove_fs(struct acpi_device *device)
{
- if(acpi_device_dir(device)) {
- remove_proc_entry(PROC_INFO,acpi_device_dir(device));
+ if (acpi_device_dir(device)) {
+ remove_proc_entry(PROC_INFO, acpi_device_dir(device));
if (hotk->methods->mt_wled)
- remove_proc_entry(PROC_WLED,acpi_device_dir(device));
+ remove_proc_entry(PROC_WLED, acpi_device_dir(device));
if (hotk->methods->mt_mled)
- remove_proc_entry(PROC_MLED,acpi_device_dir(device));
+ remove_proc_entry(PROC_MLED, acpi_device_dir(device));
if (hotk->methods->mt_tled)
- remove_proc_entry(PROC_TLED,acpi_device_dir(device));
+ remove_proc_entry(PROC_TLED, acpi_device_dir(device));
if (hotk->methods->mt_lcd_switch && hotk->methods->lcd_status)
remove_proc_entry(PROC_LCD, acpi_device_dir(device));
- if ((hotk->methods->brightness_up && hotk->methods->brightness_down) ||
- (hotk->methods->brightness_get && hotk->methods->brightness_set))
+ if ((hotk->methods->brightness_up
+ && hotk->methods->brightness_down)
+ || (hotk->methods->brightness_get
+ && hotk->methods->brightness_set))
remove_proc_entry(PROC_BRN, acpi_device_dir(device));
if (hotk->methods->display_set)
remove_proc_entry(PROC_DISP, acpi_device_dir(device));
@@ -933,16 +930,15 @@ static int asus_hotk_remove_fs(struct acpi_device* device)
return 0;
}
-
static void asus_hotk_notify(acpi_handle handle, u32 event, void *data)
{
- /* TODO Find a better way to handle events count.*/
+ /* TODO Find a better way to handle events count. */
if (!hotk)
return;
if ((event & ~((u32) BR_UP)) < 16) {
hotk->brightness = (event & ~((u32) BR_UP));
- } else if ((event & ~((u32) BR_DOWN)) < 16 ) {
+ } else if ((event & ~((u32) BR_DOWN)) < 16) {
hotk->brightness = (event & ~((u32) BR_DOWN));
}
@@ -976,7 +972,7 @@ static int __init asus_hotk_get_info(void)
if (ACPI_FAILURE(status))
printk(KERN_WARNING " Couldn't get the DSDT table header\n");
else
- asus_info = (struct acpi_table_header *) dsdt.pointer;
+ asus_info = (struct acpi_table_header *)dsdt.pointer;
/* We have to write 0 on init this far for all ASUS models */
if (!write_acpi_int(hotk->handle, "INIT", 0, &buffer)) {
@@ -988,15 +984,17 @@ static int __init asus_hotk_get_info(void)
if (!read_acpi_int(hotk->handle, "BSTS", &bsts_result))
printk(KERN_WARNING " Error calling BSTS\n");
else if (bsts_result)
- printk(KERN_NOTICE " BSTS called, 0x%02x returned\n", bsts_result);
+ printk(KERN_NOTICE " BSTS called, 0x%02x returned\n",
+ bsts_result);
/* Samsung P30 has a device with a valid _HID whose INIT does not
* return anything. Catch this one and any similar here */
if (buffer.pointer == NULL) {
- if (asus_info && /* Samsung P30 */
+ if (asus_info && /* Samsung P30 */
strncmp(asus_info->oem_table_id, "ODEM", 4) == 0) {
hotk->model = P30;
- printk(KERN_NOTICE " Samsung P30 detected, supported\n");
+ printk(KERN_NOTICE
+ " Samsung P30 detected, supported\n");
} else {
hotk->model = M2E;
printk(KERN_WARNING " no string returned by INIT\n");
@@ -1006,10 +1004,11 @@ static int __init asus_hotk_get_info(void)
hotk->methods = &model_conf[hotk->model];
return AE_OK;
}
-
- model = (union acpi_object *) buffer.pointer;
+
+ model = (union acpi_object *)buffer.pointer;
if (model->type == ACPI_TYPE_STRING) {
- printk(KERN_NOTICE " %s model detected, ", model->string.pointer);
+ printk(KERN_NOTICE " %s model detected, ",
+ model->string.pointer);
}
hotk->model = END_MODEL;
@@ -1035,7 +1034,7 @@ static int __init asus_hotk_get_info(void)
strncmp(model->string.pointer, "M6N", 3) == 0 ||
strncmp(model->string.pointer, "S1N", 3) == 0 ||
strncmp(model->string.pointer, "S5N", 3) == 0 ||
- strncmp(model->string.pointer, "W1N", 3) == 0)
+ strncmp(model->string.pointer, "W1N", 3) == 0)
hotk->model = xxN;
else if (strncmp(model->string.pointer, "M1", 2) == 0)
hotk->model = M1A;
@@ -1069,21 +1068,21 @@ static int __init asus_hotk_get_info(void)
/* Sort of per-model blacklist */
if (strncmp(model->string.pointer, "L2B", 3) == 0)
- hotk->methods->lcd_status = NULL;
+ hotk->methods->lcd_status = NULL;
/* L2B is similar enough to L3C to use its settings, with this only
exception */
else if (strncmp(model->string.pointer, "S5N", 3) == 0 ||
strncmp(model->string.pointer, "M5N", 3) == 0)
- hotk->methods->mt_mled = NULL;
+ hotk->methods->mt_mled = NULL;
/* S5N and M5N have no MLED */
else if (strncmp(model->string.pointer, "M2N", 3) == 0 ||
strncmp(model->string.pointer, "W1N", 3) == 0)
- hotk->methods->mt_wled = "WLED";
+ hotk->methods->mt_wled = "WLED";
/* M2N and W1N have a usable WLED */
else if (asus_info) {
if (strncmp(asus_info->oem_table_id, "L1", 2) == 0)
hotk->methods->mled_status = NULL;
- /* S1300A reports L84F, but L1400B too, account for that */
+ /* S1300A reports L84F, but L1400B too, account for that */
}
acpi_os_free(model);
@@ -1091,7 +1090,6 @@ static int __init asus_hotk_get_info(void)
return AE_OK;
}
-
static int __init asus_hotk_check(void)
{
int result = 0;
@@ -1110,7 +1108,6 @@ static int __init asus_hotk_check(void)
return result;
}
-
static int __init asus_hotk_add(struct acpi_device *device)
{
acpi_status status = AE_OK;
@@ -1123,7 +1120,7 @@ static int __init asus_hotk_add(struct acpi_device *device)
ASUS_ACPI_VERSION);
hotk =
- (struct asus_hotk *) kmalloc(sizeof(struct asus_hotk), GFP_KERNEL);
+ (struct asus_hotk *)kmalloc(sizeof(struct asus_hotk), GFP_KERNEL);
if (!hotk)
return -ENOMEM;
memset(hotk, 0, sizeof(struct asus_hotk));
@@ -1134,7 +1131,6 @@ static int __init asus_hotk_add(struct acpi_device *device)
acpi_driver_data(device) = hotk;
hotk->device = device;
-
result = asus_hotk_check();
if (result)
goto end;
@@ -1153,17 +1149,22 @@ static int __init asus_hotk_add(struct acpi_device *device)
printk(KERN_ERR " Error installing notify handler\n");
/* For laptops without GPLV: init the hotk->brightness value */
- if ((!hotk->methods->brightness_get) && (!hotk->methods->brightness_status) &&
- (hotk->methods->brightness_up && hotk->methods->brightness_down)) {
- status = acpi_evaluate_object(NULL, hotk->methods->brightness_down,
- NULL, NULL);
+ if ((!hotk->methods->brightness_get)
+ && (!hotk->methods->brightness_status)
+ && (hotk->methods->brightness_up
+ && hotk->methods->brightness_down)) {
+ status =
+ acpi_evaluate_object(NULL, hotk->methods->brightness_down,
+ NULL, NULL);
if (ACPI_FAILURE(status))
printk(KERN_WARNING " Error changing brightness\n");
else {
- status = acpi_evaluate_object(NULL, hotk->methods->brightness_up,
- NULL, NULL);
+ status =
+ acpi_evaluate_object(NULL,
+ hotk->methods->brightness_up,
+ NULL, NULL);
if (ACPI_FAILURE(status))
- printk(KERN_WARNING " Strange, error changing"
+ printk(KERN_WARNING " Strange, error changing"
" brightness\n");
}
}
@@ -1176,7 +1177,6 @@ static int __init asus_hotk_add(struct acpi_device *device)
return result;
}
-
static int asus_hotk_remove(struct acpi_device *device, int type)
{
acpi_status status = 0;
@@ -1196,7 +1196,6 @@ static int asus_hotk_remove(struct acpi_device *device, int type)
return 0;
}
-
static int __init asus_acpi_init(void)
{
int result;
@@ -1204,9 +1203,9 @@ static int __init asus_acpi_init(void)
if (acpi_disabled)
return -ENODEV;
- if (!acpi_specific_hotkey_enabled){
+ if (!acpi_specific_hotkey_enabled) {
printk(KERN_ERR "Using generic hotkey driver\n");
- return -ENODEV;
+ return -ENODEV;
}
asus_proc_dir = proc_mkdir(PROC_ASUS, acpi_root_dir);
if (!asus_proc_dir) {
@@ -1225,7 +1224,6 @@ static int __init asus_acpi_init(void)
return 0;
}
-
static void __exit asus_acpi_exit(void)
{
acpi_bus_unregister_driver(&asus_hotk_driver);
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-14 03:40:55 +0000