aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/platform
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/Kconfig2
-rw-r--r--drivers/platform/x86/Kconfig29
-rw-r--r--drivers/platform/x86/Makefile2
-rw-r--r--drivers/platform/x86/acerhdf.c65
-rw-r--r--drivers/platform/x86/asus-laptop.c25
-rw-r--r--drivers/platform/x86/asus_acpi.c19
-rw-r--r--drivers/platform/x86/compal-laptop.c1
-rw-r--r--drivers/platform/x86/dell-laptop.c86
-rw-r--r--drivers/platform/x86/dell-wmi.c129
-rw-r--r--drivers/platform/x86/eeepc-laptop.c1415
-rw-r--r--drivers/platform/x86/hp-wmi.c141
-rw-r--r--drivers/platform/x86/intel_menlow.c2
-rw-r--r--drivers/platform/x86/msi-wmi.c293
-rw-r--r--drivers/platform/x86/sony-laptop.c2
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c1189
-rw-r--r--drivers/platform/x86/toshiba_bluetooth.c144
-rw-r--r--drivers/platform/x86/wmi.c175
17 files changed, 2651 insertions, 1068 deletions
diff --git a/drivers/platform/Kconfig b/drivers/platform/Kconfig
index 9652c3fe7f5e..8390dca2b4e1 100644
--- a/drivers/platform/Kconfig
+++ b/drivers/platform/Kconfig
@@ -1,5 +1,3 @@
-# drivers/platform/Kconfig
-
if X86
source "drivers/platform/x86/Kconfig"
endif
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 55ca39dea42e..fc5bf9d2a3f3 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -334,6 +334,8 @@ config EEEPC_LAPTOP
depends on HOTPLUG_PCI
select BACKLIGHT_CLASS_DEVICE
select HWMON
+ select LEDS_CLASS
+ select NEW_LEDS
---help---
This driver supports the Fn-Fx keys on Eee PC laptops.
@@ -365,6 +367,18 @@ config ACPI_WMI
It is safe to enable this driver even if your DSDT doesn't define
any ACPI-WMI devices.
+config MSI_WMI
+ tristate "MSI WMI extras"
+ depends on ACPI_WMI
+ depends on INPUT
+ depends on BACKLIGHT_CLASS_DEVICE
+ select INPUT_SPARSEKMAP
+ help
+ Say Y here if you want to support WMI-based hotkeys on MSI laptops.
+
+ To compile this driver as a module, choose M here: the module will
+ be called msi-wmi.
+
config ACPI_ASUS
tristate "ASUS/Medion Laptop Extras (DEPRECATED)"
depends on ACPI
@@ -435,4 +449,19 @@ config ACPI_TOSHIBA
If you have a legacy free Toshiba laptop (such as the Libretto L1
series), say Y.
+
+config TOSHIBA_BT_RFKILL
+ tristate "Toshiba Bluetooth RFKill switch support"
+ depends on ACPI
+ ---help---
+ This driver adds support for Bluetooth events for the RFKill
+ switch on modern Toshiba laptops with full ACPI support and
+ an RFKill switch.
+
+ This driver handles RFKill events for the TOS6205 Bluetooth,
+ and re-enables it when the switch is set back to the 'on'
+ position.
+
+ If you have a modern Toshiba laptop with a Bluetooth and an
+ RFKill switch (such as the Portege R500), say Y.
endif # X86_PLATFORM_DEVICES
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index d1c16210a512..b7474b6a8bf1 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -18,6 +18,8 @@ obj-$(CONFIG_FUJITSU_LAPTOP) += fujitsu-laptop.o
obj-$(CONFIG_PANASONIC_LAPTOP) += panasonic-laptop.o
obj-$(CONFIG_INTEL_MENLOW) += intel_menlow.o
obj-$(CONFIG_ACPI_WMI) += wmi.o
+obj-$(CONFIG_MSI_WMI) += msi-wmi.o
obj-$(CONFIG_ACPI_ASUS) += asus_acpi.o
obj-$(CONFIG_TOPSTAR_LAPTOP) += topstar-laptop.o
obj-$(CONFIG_ACPI_TOSHIBA) += toshiba_acpi.o
+obj-$(CONFIG_TOSHIBA_BT_RFKILL) += toshiba_bluetooth.o
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index ab64522aaa64..79b15b9d9cf0 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 "0.5.18"
+#define DRV_VER "0.5.20"
/*
* According to the Atom N270 datasheet,
@@ -112,12 +112,14 @@ module_param_string(force_product, force_product, 16, 0);
MODULE_PARM_DESC(force_product, "Force BIOS product and omit BIOS check");
/*
- * cmd_off: to switch the fan completely off / to check if the fan is off
+ * cmd_off: to switch the fan completely off
+ * chk_off: to check if the fan is off
* cmd_auto: to set the BIOS in control of the fan. The BIOS regulates then
* the fan speed depending on the temperature
*/
struct fancmd {
u8 cmd_off;
+ u8 chk_off;
u8 cmd_auto;
};
@@ -134,32 +136,41 @@ struct bios_settings_t {
/* Register addresses and values for different BIOS versions */
static const struct bios_settings_t bios_tbl[] = {
/* AOA110 */
- {"Acer", "AOA110", "v0.3109", 0x55, 0x58, {0x1f, 0x00} },
- {"Acer", "AOA110", "v0.3114", 0x55, 0x58, {0x1f, 0x00} },
- {"Acer", "AOA110", "v0.3301", 0x55, 0x58, {0xaf, 0x00} },
- {"Acer", "AOA110", "v0.3304", 0x55, 0x58, {0xaf, 0x00} },
- {"Acer", "AOA110", "v0.3305", 0x55, 0x58, {0xaf, 0x00} },
- {"Acer", "AOA110", "v0.3307", 0x55, 0x58, {0xaf, 0x00} },
- {"Acer", "AOA110", "v0.3308", 0x55, 0x58, {0x21, 0x00} },
- {"Acer", "AOA110", "v0.3309", 0x55, 0x58, {0x21, 0x00} },
- {"Acer", "AOA110", "v0.3310", 0x55, 0x58, {0x21, 0x00} },
+ {"Acer", "AOA110", "v0.3109", 0x55, 0x58, {0x1f, 0x1f, 0x00} },
+ {"Acer", "AOA110", "v0.3114", 0x55, 0x58, {0x1f, 0x1f, 0x00} },
+ {"Acer", "AOA110", "v0.3301", 0x55, 0x58, {0xaf, 0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3304", 0x55, 0x58, {0xaf, 0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3305", 0x55, 0x58, {0xaf, 0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3307", 0x55, 0x58, {0xaf, 0xaf, 0x00} },
+ {"Acer", "AOA110", "v0.3308", 0x55, 0x58, {0x21, 0x21, 0x00} },
+ {"Acer", "AOA110", "v0.3309", 0x55, 0x58, {0x21, 0x21, 0x00} },
+ {"Acer", "AOA110", "v0.3310", 0x55, 0x58, {0x21, 0x21, 0x00} },
/* AOA150 */
- {"Acer", "AOA150", "v0.3114", 0x55, 0x58, {0x20, 0x00} },
- {"Acer", "AOA150", "v0.3301", 0x55, 0x58, {0x20, 0x00} },
- {"Acer", "AOA150", "v0.3304", 0x55, 0x58, {0x20, 0x00} },
- {"Acer", "AOA150", "v0.3305", 0x55, 0x58, {0x20, 0x00} },
- {"Acer", "AOA150", "v0.3307", 0x55, 0x58, {0x20, 0x00} },
- {"Acer", "AOA150", "v0.3308", 0x55, 0x58, {0x20, 0x00} },
- {"Acer", "AOA150", "v0.3309", 0x55, 0x58, {0x20, 0x00} },
- {"Acer", "AOA150", "v0.3310", 0x55, 0x58, {0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3114", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3301", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3304", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3305", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3307", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3308", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3309", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ {"Acer", "AOA150", "v0.3310", 0x55, 0x58, {0x20, 0x20, 0x00} },
+ /* Acer 1410 */
+ {"Acer", "Aspire 1410", "v0.3120", 0x55, 0x58, {0x9e, 0x9e, 0x00} },
/* special BIOS / other */
- {"Gateway", "AOA110", "v0.3103", 0x55, 0x58, {0x21, 0x00} },
- {"Gateway", "AOA150", "v0.3103", 0x55, 0x58, {0x20, 0x00} },
- {"Packard Bell", "DOA150", "v0.3104", 0x55, 0x58, {0x21, 0x00} },
- {"Packard Bell", "AOA110", "v0.3105", 0x55, 0x58, {0x21, 0x00} },
- {"Packard Bell", "AOA150", "v0.3105", 0x55, 0x58, {0x20, 0x00} },
+ {"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} },
+ {"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} },
/* pewpew-terminator */
- {"", "", "", 0, 0, {0, 0} }
+ {"", "", "", 0, 0, {0, 0, 0} }
};
static const struct bios_settings_t *bios_cfg __read_mostly;
@@ -183,7 +194,7 @@ static int acerhdf_get_fanstate(int *state)
if (ec_read(bios_cfg->fanreg, &fan))
return -EINVAL;
- if (fan != bios_cfg->cmd.cmd_off)
+ if (fan != bios_cfg->cmd.chk_off)
*state = ACERHDF_FAN_AUTO;
else
*state = ACERHDF_FAN_OFF;
@@ -460,7 +471,7 @@ static int acerhdf_remove(struct platform_device *device)
return 0;
}
-static struct dev_pm_ops acerhdf_pm_ops = {
+static const struct dev_pm_ops acerhdf_pm_ops = {
.suspend = acerhdf_suspend,
.freeze = acerhdf_suspend,
};
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index b39d2bb3e75b..61a1c7503658 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -221,6 +221,7 @@ static struct asus_hotk *hotk;
*/
static const struct acpi_device_id asus_device_ids[] = {
{"ATK0100", 0},
+ {"ATK0101", 0},
{"", 0},
};
MODULE_DEVICE_TABLE(acpi, asus_device_ids);
@@ -232,6 +233,7 @@ static void asus_hotk_notify(struct acpi_device *device, u32 event);
static struct acpi_driver asus_hotk_driver = {
.name = ASUS_HOTK_NAME,
.class = ASUS_HOTK_CLASS,
+ .owner = THIS_MODULE,
.ids = asus_device_ids,
.flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
.ops = {
@@ -293,6 +295,11 @@ struct key_entry {
enum { KE_KEY, KE_END };
static struct key_entry asus_keymap[] = {
+ {KE_KEY, 0x02, KEY_SCREENLOCK},
+ {KE_KEY, 0x05, KEY_WLAN},
+ {KE_KEY, 0x08, KEY_F13},
+ {KE_KEY, 0x17, KEY_ZOOM},
+ {KE_KEY, 0x1f, KEY_BATTERY},
{KE_KEY, 0x30, KEY_VOLUMEUP},
{KE_KEY, 0x31, KEY_VOLUMEDOWN},
{KE_KEY, 0x32, KEY_MUTE},
@@ -312,8 +319,11 @@ static struct key_entry asus_keymap[] = {
{KE_KEY, 0x5F, KEY_WLAN},
{KE_KEY, 0x60, KEY_SWITCHVIDEOMODE},
{KE_KEY, 0x61, KEY_SWITCHVIDEOMODE},
- {KE_KEY, 0x6B, BTN_TOUCH}, /* Lock Mouse */
+ {KE_KEY, 0x62, KEY_SWITCHVIDEOMODE},
+ {KE_KEY, 0x63, KEY_SWITCHVIDEOMODE},
+ {KE_KEY, 0x6B, KEY_F13}, /* Lock Touchpad */
{KE_KEY, 0x82, KEY_CAMERA},
+ {KE_KEY, 0x88, KEY_WLAN },
{KE_KEY, 0x8A, KEY_PROG1},
{KE_KEY, 0x95, KEY_MEDIA},
{KE_KEY, 0x99, KEY_PHONE},
@@ -1240,9 +1250,6 @@ static int asus_hotk_add(struct acpi_device *device)
{
int result;
- if (!device)
- return -EINVAL;
-
pr_notice("Asus Laptop Support version %s\n",
ASUS_LAPTOP_VERSION);
@@ -1283,8 +1290,8 @@ static int asus_hotk_add(struct acpi_device *device)
hotk->ledd_status = 0xFFF;
/* Set initial values of light sensor and level */
- hotk->light_switch = 1; /* Default to light sensor disabled */
- hotk->light_level = 0; /* level 5 for sensor sensitivity */
+ hotk->light_switch = 0; /* Default to light sensor disabled */
+ hotk->light_level = 5; /* level 5 for sensor sensitivity */
if (ls_switch_handle)
set_light_sens_switch(hotk->light_switch);
@@ -1306,9 +1313,6 @@ end:
static int asus_hotk_remove(struct acpi_device *device, int type)
{
- if (!device || !acpi_driver_data(device))
- return -EINVAL;
-
kfree(hotk->name);
kfree(hotk);
@@ -1444,9 +1448,6 @@ static int __init asus_laptop_init(void)
{
int result;
- if (acpi_disabled)
- return -ENODEV;
-
result = acpi_bus_register_driver(&asus_hotk_driver);
if (result < 0)
return result;
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index ddf5240ade8c..0c9c53111a22 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -466,6 +466,7 @@ MODULE_DEVICE_TABLE(acpi, asus_device_ids);
static struct acpi_driver asus_hotk_driver = {
.name = "asus_acpi",
.class = ACPI_HOTK_CLASS,
+ .owner = THIS_MODULE,
.ids = asus_device_ids,
.flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
.ops = {
@@ -1334,9 +1335,6 @@ static int asus_hotk_add(struct acpi_device *device)
acpi_status status = AE_OK;
int result;
- if (!device)
- return -EINVAL;
-
printk(KERN_NOTICE "Asus Laptop ACPI Extras version %s\n",
ASUS_ACPI_VERSION);
@@ -1392,9 +1390,6 @@ end:
static int asus_hotk_remove(struct acpi_device *device, int type)
{
- if (!device || !acpi_driver_data(device))
- return -EINVAL;
-
asus_hotk_remove_fs(device);
kfree(hotk);
@@ -1422,21 +1417,17 @@ static int __init asus_acpi_init(void)
{
int result;
- if (acpi_disabled)
- return -ENODEV;
+ result = acpi_bus_register_driver(&asus_hotk_driver);
+ if (result < 0)
+ return result;
asus_proc_dir = proc_mkdir(PROC_ASUS, acpi_root_dir);
if (!asus_proc_dir) {
printk(KERN_ERR "Asus ACPI: Unable to create /proc entry\n");
+ acpi_bus_unregister_driver(&asus_hotk_driver);
return -ENODEV;
}
- result = acpi_bus_register_driver(&asus_hotk_driver);
- if (result < 0) {
- remove_proc_entry(PROC_ASUS, acpi_root_dir);
- return result;
- }
-
/*
* This is a bit of a kludge. We only want this module loaded
* for ASUS systems, but there's currently no way to probe the
diff --git a/drivers/platform/x86/compal-laptop.c b/drivers/platform/x86/compal-laptop.c
index 11003bba10d3..1a387e79f719 100644
--- a/drivers/platform/x86/compal-laptop.c
+++ b/drivers/platform/x86/compal-laptop.c
@@ -51,7 +51,6 @@
#include <linux/dmi.h>
#include <linux/backlight.h>
#include <linux/platform_device.h>
-#include <linux/autoconf.h>
#define COMPAL_DRIVER_VERSION "0.2.6"
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index 74909c4aaeea..3780994dc8f2 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -58,6 +58,14 @@ static int da_command_code;
static int da_num_tokens;
static struct calling_interface_token *da_tokens;
+static struct platform_driver platform_driver = {
+ .driver = {
+ .name = "dell-laptop",
+ .owner = THIS_MODULE,
+ }
+};
+
+static struct platform_device *platform_device;
static struct backlight_device *dell_backlight_device;
static struct rfkill *wifi_rfkill;
static struct rfkill *bluetooth_rfkill;
@@ -74,7 +82,7 @@ static const struct dmi_system_id __initdata dell_device_table[] = {
{ }
};
-static void parse_da_table(const struct dmi_header *dm)
+static void __init parse_da_table(const struct dmi_header *dm)
{
/* Final token is a terminator, so we don't want to copy it */
int tokens = (dm->length-11)/sizeof(struct calling_interface_token)-1;
@@ -103,7 +111,7 @@ static void parse_da_table(const struct dmi_header *dm)
da_num_tokens += tokens;
}
-static void find_tokens(const struct dmi_header *dm, void *dummy)
+static void __init find_tokens(const struct dmi_header *dm, void *dummy)
{
switch (dm->type) {
case 0xd4: /* Indexed IO */
@@ -197,8 +205,8 @@ static void dell_rfkill_query(struct rfkill *rfkill, void *data)
dell_send_request(&buffer, 17, 11);
status = buffer.output[1];
- if (status & BIT(bit))
- rfkill_set_hw_state(rfkill, !!(status & BIT(16)));
+ rfkill_set_sw_state(rfkill, !!(status & BIT(bit)));
+ rfkill_set_hw_state(rfkill, !(status & BIT(16)));
}
static const struct rfkill_ops dell_rfkill_ops = {
@@ -206,7 +214,7 @@ static const struct rfkill_ops dell_rfkill_ops = {
.query = dell_rfkill_query,
};
-static int dell_setup_rfkill(void)
+static int __init dell_setup_rfkill(void)
{
struct calling_interface_buffer buffer;
int status;
@@ -217,7 +225,8 @@ static int dell_setup_rfkill(void)
status = buffer.output[1];
if ((status & (1<<2|1<<8)) == (1<<2|1<<8)) {
- wifi_rfkill = rfkill_alloc("dell-wifi", NULL, RFKILL_TYPE_WLAN,
+ wifi_rfkill = rfkill_alloc("dell-wifi", &platform_device->dev,
+ RFKILL_TYPE_WLAN,
&dell_rfkill_ops, (void *) 1);
if (!wifi_rfkill) {
ret = -ENOMEM;
@@ -229,7 +238,8 @@ static int dell_setup_rfkill(void)
}
if ((status & (1<<3|1<<9)) == (1<<3|1<<9)) {
- bluetooth_rfkill = rfkill_alloc("dell-bluetooth", NULL,
+ bluetooth_rfkill = rfkill_alloc("dell-bluetooth",
+ &platform_device->dev,
RFKILL_TYPE_BLUETOOTH,
&dell_rfkill_ops, (void *) 2);
if (!bluetooth_rfkill) {
@@ -242,7 +252,9 @@ static int dell_setup_rfkill(void)
}
if ((status & (1<<4|1<<10)) == (1<<4|1<<10)) {
- wwan_rfkill = rfkill_alloc("dell-wwan", NULL, RFKILL_TYPE_WWAN,
+ wwan_rfkill = rfkill_alloc("dell-wwan",
+ &platform_device->dev,
+ RFKILL_TYPE_WWAN,
&dell_rfkill_ops, (void *) 3);
if (!wwan_rfkill) {
ret = -ENOMEM;
@@ -268,6 +280,22 @@ err_wifi:
return ret;
}
+static void dell_cleanup_rfkill(void)
+{
+ if (wifi_rfkill) {
+ rfkill_unregister(wifi_rfkill);
+ rfkill_destroy(wifi_rfkill);
+ }
+ if (bluetooth_rfkill) {
+ rfkill_unregister(bluetooth_rfkill);
+ rfkill_destroy(bluetooth_rfkill);
+ }
+ if (wwan_rfkill) {
+ rfkill_unregister(wwan_rfkill);
+ rfkill_destroy(wwan_rfkill);
+ }
+}
+
static int dell_send_intensity(struct backlight_device *bd)
{
struct calling_interface_buffer buffer;
@@ -326,11 +354,23 @@ static int __init dell_init(void)
return -ENODEV;
}
+ ret = platform_driver_register(&platform_driver);
+ if (ret)
+ goto fail_platform_driver;
+ platform_device = platform_device_alloc("dell-laptop", -1);
+ if (!platform_device) {
+ ret = -ENOMEM;
+ goto fail_platform_device1;
+ }
+ ret = platform_device_add(platform_device);
+ if (ret)
+ goto fail_platform_device2;
+
ret = dell_setup_rfkill();
if (ret) {
printk(KERN_WARNING "dell-laptop: Unable to setup rfkill\n");
- goto out;
+ goto fail_rfkill;
}
#ifdef CONFIG_ACPI
@@ -352,13 +392,13 @@ static int __init dell_init(void)
if (max_intensity) {
dell_backlight_device = backlight_device_register(
"dell_backlight",
- NULL, NULL,
+ &platform_device->dev, NULL,
&dell_ops);
if (IS_ERR(dell_backlight_device)) {
ret = PTR_ERR(dell_backlight_device);
dell_backlight_device = NULL;
- goto out;
+ goto fail_backlight;
}
dell_backlight_device->props.max_brightness = max_intensity;
@@ -368,13 +408,16 @@ static int __init dell_init(void)
}
return 0;
-out:
- if (wifi_rfkill)
- rfkill_unregister(wifi_rfkill);
- if (bluetooth_rfkill)
- rfkill_unregister(bluetooth_rfkill);
- if (wwan_rfkill)
- rfkill_unregister(wwan_rfkill);
+
+fail_backlight:
+ dell_cleanup_rfkill();
+fail_rfkill:
+ platform_device_del(platform_device);
+fail_platform_device2:
+ platform_device_put(platform_device);
+fail_platform_device1:
+ platform_driver_unregister(&platform_driver);
+fail_platform_driver:
kfree(da_tokens);
return ret;
}
@@ -382,12 +425,7 @@ out:
static void __exit dell_exit(void)
{
backlight_device_unregister(dell_backlight_device);
- if (wifi_rfkill)
- rfkill_unregister(wifi_rfkill);
- if (bluetooth_rfkill)
- rfkill_unregister(bluetooth_rfkill);
- if (wwan_rfkill)
- rfkill_unregister(wwan_rfkill);
+ dell_cleanup_rfkill();
}
module_init(dell_init);
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 0f900cc9fa7a..67f3fe71c509 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -31,6 +31,7 @@
#include <acpi/acpi_drivers.h>
#include <linux/acpi.h>
#include <linux/string.h>
+#include <linux/dmi.h>
MODULE_AUTHOR("Matthew Garrett <mjg@redhat.com>");
MODULE_DESCRIPTION("Dell laptop WMI hotkeys driver");
@@ -38,6 +39,8 @@ MODULE_LICENSE("GPL");
#define DELL_EVENT_GUID "9DBB5994-A997-11DA-B012-B622A1EF5492"
+static int acpi_video;
+
MODULE_ALIAS("wmi:"DELL_EVENT_GUID);
struct key_entry {
@@ -54,7 +57,7 @@ enum { KE_KEY, KE_SW, KE_IGNORE, KE_END };
* via the keyboard controller so should not be sent again.
*/
-static struct key_entry dell_wmi_keymap[] = {
+static struct key_entry dell_legacy_wmi_keymap[] = {
{KE_KEY, 0xe045, KEY_PROG1},
{KE_KEY, 0xe009, KEY_EJECTCD},
@@ -72,7 +75,7 @@ static struct key_entry dell_wmi_keymap[] = {
/* The next device is at offset 6, the active devices are at
offset 8 and the attached devices at offset 10 */
- {KE_KEY, 0xe00b, KEY_DISPLAYTOGGLE},
+ {KE_KEY, 0xe00b, KEY_SWITCHVIDEOMODE},
{KE_IGNORE, 0xe00c, KEY_KBDILLUMTOGGLE},
@@ -96,6 +99,47 @@ static struct key_entry dell_wmi_keymap[] = {
{KE_END, 0}
};
+static bool dell_new_hk_type;
+
+struct dell_new_keymap_entry {
+ u16 scancode;
+ u16 keycode;
+};
+
+struct dell_hotkey_table {
+ struct dmi_header header;
+ struct dell_new_keymap_entry keymap[];
+
+};
+
+static struct key_entry *dell_new_wmi_keymap;
+
+static u16 bios_to_linux_keycode[256] = {
+
+ KEY_MEDIA, KEY_NEXTSONG, KEY_PLAYPAUSE, KEY_PREVIOUSSONG,
+ KEY_STOPCD, KEY_UNKNOWN, KEY_UNKNOWN, KEY_UNKNOWN,
+ KEY_WWW, KEY_UNKNOWN, KEY_VOLUMEDOWN, KEY_MUTE,
+ KEY_VOLUMEUP, KEY_UNKNOWN, KEY_BATTERY, KEY_EJECTCD,
+ KEY_UNKNOWN, KEY_SLEEP, KEY_PROG1, KEY_BRIGHTNESSDOWN,
+ KEY_BRIGHTNESSUP, KEY_UNKNOWN, KEY_KBDILLUMTOGGLE,
+ KEY_UNKNOWN, KEY_SWITCHVIDEOMODE, KEY_UNKNOWN, KEY_UNKNOWN,
+ KEY_SWITCHVIDEOMODE, KEY_UNKNOWN, KEY_UNKNOWN, KEY_PROG2,
+ KEY_UNKNOWN, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ KEY_PROG3
+};
+
+
+static struct key_entry *dell_wmi_keymap = dell_legacy_wmi_keymap;
+
static struct input_dev *dell_wmi_input_dev;
static struct key_entry *dell_wmi_get_entry_by_scancode(int code)
@@ -164,24 +208,78 @@ static void dell_wmi_notify(u32 value, void *context)
obj = (union acpi_object *)response.pointer;
if (obj && obj->type == ACPI_TYPE_BUFFER) {
- int *buffer = (int *)obj->buffer.pointer;
- /*
- * The upper bytes of the event may contain
- * additional information, so mask them off for the
- * scancode lookup
- */
- key = dell_wmi_get_entry_by_scancode(buffer[1] & 0xFFFF);
- if (key) {
+ int reported_key;
+ u16 *buffer_entry = (u16 *)obj->buffer.pointer;
+ if (dell_new_hk_type && (buffer_entry[1] != 0x10)) {
+ printk(KERN_INFO "dell-wmi: Received unknown WMI event"
+ " (0x%x)\n", buffer_entry[1]);
+ return;
+ }
+
+ if (dell_new_hk_type)
+ reported_key = (int)buffer_entry[2];
+ else
+ reported_key = (int)buffer_entry[1] & 0xffff;
+
+ key = dell_wmi_get_entry_by_scancode(reported_key);
+
+ if (!key) {
+ printk(KERN_INFO "dell-wmi: Unknown key %x pressed\n",
+ reported_key);
+ } else if ((key->keycode == KEY_BRIGHTNESSUP ||
+ key->keycode == KEY_BRIGHTNESSDOWN) && acpi_video) {
+ /* Don't report brightness notifications that will also
+ * come via ACPI */
+ return;
+ } else {
input_report_key(dell_wmi_input_dev, key->keycode, 1);
input_sync(dell_wmi_input_dev);
input_report_key(dell_wmi_input_dev, key->keycode, 0);
input_sync(dell_wmi_input_dev);
- } else if (buffer[1] & 0xFFFF)
- printk(KERN_INFO "dell-wmi: Unknown key %x pressed\n",
- buffer[1] & 0xFFFF);
+ }
}
}
+
+static void setup_new_hk_map(const struct dmi_header *dm)
+{
+
+ int i;
+ int hotkey_num = (dm->length-4)/sizeof(struct dell_new_keymap_entry);
+ struct dell_hotkey_table *table =
+ container_of(dm, struct dell_hotkey_table, header);
+
+ dell_new_wmi_keymap = kzalloc((hotkey_num+1) *
+ sizeof(struct key_entry), GFP_KERNEL);
+
+ for (i = 0; i < hotkey_num; i++) {
+ dell_new_wmi_keymap[i].type = KE_KEY;
+ dell_new_wmi_keymap[i].code = table->keymap[i].scancode;
+ dell_new_wmi_keymap[i].keycode =
+ (table->keymap[i].keycode > 255) ? 0 :
+ bios_to_linux_keycode[table->keymap[i].keycode];
+ }
+
+ dell_new_wmi_keymap[i].type = KE_END;
+ dell_new_wmi_keymap[i].code = 0;
+ dell_new_wmi_keymap[i].keycode = 0;
+
+ dell_wmi_keymap = dell_new_wmi_keymap;
+
+}
+
+
+static void find_hk_type(const struct dmi_header *dm, void *dummy)
+{
+
+ if ((dm->type == 0xb2) && (dm->length > 6)) {
+ dell_new_hk_type = true;
+ setup_new_hk_map(dm);
+ }
+
+}
+
+
static int __init dell_wmi_input_setup(void)
{
struct key_entry *key;
@@ -226,6 +324,9 @@ static int __init dell_wmi_init(void)
int err;
if (wmi_has_guid(DELL_EVENT_GUID)) {
+
+ dmi_walk(find_hk_type, NULL);
+
err = dell_wmi_input_setup();
if (err)
@@ -240,6 +341,8 @@ static int __init dell_wmi_init(void)
return err;
}
+ acpi_video = acpi_video_backlight_support();
+
} else
printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 4226e5352738..5838c69b2fb3 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -1,5 +1,5 @@
/*
- * eepc-laptop.c - Asus Eee PC extras
+ * eeepc-laptop.c - Asus Eee PC extras
*
* Based on asus_acpi.c as patched for the Eee PC by Asus:
* ftp://ftp.asus.com/pub/ASUS/EeePC/701/ASUS_ACPI_071126.rar
@@ -34,20 +34,23 @@
#include <linux/rfkill.h>
#include <linux/pci.h>
#include <linux/pci_hotplug.h>
+#include <linux/leds.h>
#define EEEPC_LAPTOP_VERSION "0.1"
+#define EEEPC_LAPTOP_NAME "Eee PC Hotkey Driver"
+#define EEEPC_LAPTOP_FILE "eeepc"
-#define EEEPC_HOTK_NAME "Eee PC Hotkey Driver"
-#define EEEPC_HOTK_FILE "eeepc"
-#define EEEPC_HOTK_CLASS "hotkey"
-#define EEEPC_HOTK_DEVICE_NAME "Hotkey"
-#define EEEPC_HOTK_HID "ASUS010"
+#define EEEPC_ACPI_CLASS "hotkey"
+#define EEEPC_ACPI_DEVICE_NAME "Hotkey"
+#define EEEPC_ACPI_HID "ASUS010"
+MODULE_AUTHOR("Corentin Chary, Eric Cooper");
+MODULE_DESCRIPTION(EEEPC_LAPTOP_NAME);
+MODULE_LICENSE("GPL");
/*
* Definitions for Asus EeePC
*/
-#define NOTIFY_WLAN_ON 0x10
#define NOTIFY_BRN_MIN 0x20
#define NOTIFY_BRN_MAX 0x2f
@@ -117,58 +120,6 @@ static const char *cm_setv[] = {
NULL, NULL, "PBPS", "TPDS"
};
-#define EEEPC_EC "\\_SB.PCI0.SBRG.EC0."
-
-#define EEEPC_EC_FAN_PWM EEEPC_EC "SC02" /* Fan PWM duty cycle (%) */
-#define EEEPC_EC_SC02 0x63
-#define EEEPC_EC_FAN_HRPM EEEPC_EC "SC05" /* High byte, fan speed (RPM) */
-#define EEEPC_EC_FAN_LRPM EEEPC_EC "SC06" /* Low byte, fan speed (RPM) */
-#define EEEPC_EC_FAN_CTRL EEEPC_EC "SFB3" /* Byte containing SF25 */
-#define EEEPC_EC_SFB3 0xD3
-
-/*
- * This is the main structure, we can use it to store useful information
- * about the hotk device
- */
-struct eeepc_hotk {
- struct acpi_device *device; /* the device we are in */
- acpi_handle handle; /* the handle of the hotk device */
- u32 cm_supported; /* the control methods supported
- by this BIOS */
- uint init_flag; /* Init flags */
- u16 event_count[128]; /* count for each event */
- struct input_dev *inputdev;
- u16 *keycode_map;
- struct rfkill *wlan_rfkill;
- struct rfkill *bluetooth_rfkill;
- struct rfkill *wwan3g_rfkill;
- struct rfkill *wimax_rfkill;
- struct hotplug_slot *hotplug_slot;
- struct mutex hotplug_lock;
-};
-
-/* The actual device the driver binds to */
-static struct eeepc_hotk *ehotk;
-
-/* Platform device/driver */
-static int eeepc_hotk_thaw(struct device *device);
-static int eeepc_hotk_restore(struct device *device);
-
-static struct dev_pm_ops eeepc_pm_ops = {
- .thaw = eeepc_hotk_thaw,
- .restore = eeepc_hotk_restore,
-};
-
-static struct platform_driver platform_driver = {
- .driver = {
- .name = EEEPC_HOTK_FILE,
- .owner = THIS_MODULE,
- .pm = &eeepc_pm_ops,
- }
-};
-
-static struct platform_device *platform_device;
-
struct key_entry {
char type;
u8 code;
@@ -177,7 +128,7 @@ struct key_entry {
enum { KE_KEY, KE_END };
-static struct key_entry eeepc_keymap[] = {
+static const struct key_entry eeepc_keymap[] = {
/* Sleep already handled via generic ACPI code */
{KE_KEY, 0x10, KEY_WLAN },
{KE_KEY, 0x11, KEY_WLAN },
@@ -185,77 +136,56 @@ static struct key_entry eeepc_keymap[] = {
{KE_KEY, 0x13, KEY_MUTE },
{KE_KEY, 0x14, KEY_VOLUMEDOWN },
{KE_KEY, 0x15, KEY_VOLUMEUP },
+ {KE_KEY, 0x16, KEY_DISPLAY_OFF },
{KE_KEY, 0x1a, KEY_COFFEE },
{KE_KEY, 0x1b, KEY_ZOOM },
{KE_KEY, 0x1c, KEY_PROG2 },
{KE_KEY, 0x1d, KEY_PROG3 },
- {KE_KEY, NOTIFY_BRN_MIN, KEY_BRIGHTNESSDOWN },
- {KE_KEY, NOTIFY_BRN_MIN + 2, KEY_BRIGHTNESSUP },
+ {KE_KEY, NOTIFY_BRN_MIN, KEY_BRIGHTNESSDOWN },
+ {KE_KEY, NOTIFY_BRN_MAX, KEY_BRIGHTNESSUP },
{KE_KEY, 0x30, KEY_SWITCHVIDEOMODE },
{KE_KEY, 0x31, KEY_SWITCHVIDEOMODE },
{KE_KEY, 0x32, KEY_SWITCHVIDEOMODE },
+ {KE_KEY, 0x37, KEY_F13 }, /* Disable Touchpad */
+ {KE_KEY, 0x38, KEY_F14 },
{KE_END, 0},
};
+
/*
- * The hotkey driver declaration
+ * This is the main structure, we can use it to store useful information
*/
-static int eeepc_hotk_add(struct acpi_device *device);
-static int eeepc_hotk_remove(struct acpi_device *device, int type);
-static void eeepc_hotk_notify(struct acpi_device *device, u32 event);
-
-static const struct acpi_device_id eeepc_device_ids[] = {
- {EEEPC_HOTK_HID, 0},
- {"", 0},
-};
-MODULE_DEVICE_TABLE(acpi, eeepc_device_ids);
-
-static struct acpi_driver eeepc_hotk_driver = {
- .name = EEEPC_HOTK_NAME,
- .class = EEEPC_HOTK_CLASS,
- .ids = eeepc_device_ids,
- .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
- .ops = {
- .add = eeepc_hotk_add,
- .remove = eeepc_hotk_remove,
- .notify = eeepc_hotk_notify,
- },
-};
+struct eeepc_laptop {
+ acpi_handle handle; /* the handle of the acpi device */
+ u32 cm_supported; /* the control methods supported
+ by this BIOS */
+ u16 event_count[128]; /* count for each event */
-/* PCI hotplug ops */
-static int eeepc_get_adapter_status(struct hotplug_slot *slot, u8 *value);
+ struct platform_device *platform_device;
+ struct device *hwmon_device;
+ struct backlight_device *backlight_device;
-static struct hotplug_slot_ops eeepc_hotplug_slot_ops = {
- .owner = THIS_MODULE,
- .get_adapter_status = eeepc_get_adapter_status,
- .get_power_status = eeepc_get_adapter_status,
-};
+ struct input_dev *inputdev;
+ struct key_entry *keymap;
-/* The backlight device /sys/class/backlight */
-static struct backlight_device *eeepc_backlight_device;
+ struct rfkill *wlan_rfkill;
+ struct rfkill *bluetooth_rfkill;
+ struct rfkill *wwan3g_rfkill;
+ struct rfkill *wimax_rfkill;
-/* The hwmon device */
-static struct device *eeepc_hwmon_device;
+ struct hotplug_slot *hotplug_slot;
+ struct mutex hotplug_lock;
-/*
- * The backlight class declaration
- */
-static int read_brightness(struct backlight_device *bd);
-static int update_bl_status(struct backlight_device *bd);
-static struct backlight_ops eeepcbl_ops = {
- .get_brightness = read_brightness,
- .update_status = update_bl_status,
+ struct led_classdev tpd_led;
+ int tpd_led_wk;
+ struct workqueue_struct *led_workqueue;
+ struct work_struct tpd_led_work;
};
-MODULE_AUTHOR("Corentin Chary, Eric Cooper");
-MODULE_DESCRIPTION(EEEPC_HOTK_NAME);
-MODULE_LICENSE("GPL");
-
/*
* ACPI Helpers
*/
-static int write_acpi_int(acpi_handle handle, const char *method, int val,
- struct acpi_buffer *output)
+static int write_acpi_int(acpi_handle handle, const char *method, int val)
{
struct acpi_object_list params;
union acpi_object in_obj;
@@ -266,7 +196,7 @@ 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, NULL);
return (status == AE_OK ? 0 : -1);
}
@@ -285,81 +215,56 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val)
}
}
-static int set_acpi(int cm, int value)
+static int set_acpi(struct eeepc_laptop *eeepc, int cm, int value)
{
- if (ehotk->cm_supported & (0x1 << cm)) {
- const char *method = cm_setv[cm];
- if (method == NULL)
- return -ENODEV;
- if (write_acpi_int(ehotk->handle, method, value, NULL))
- pr_warning("Error writing %s\n", method);
- }
- return 0;
-}
+ const char *method = cm_setv[cm];
-static int get_acpi(int cm)
-{
- int value = -ENODEV;
- if ((ehotk->cm_supported & (0x1 << cm))) {
- const char *method = cm_getv[cm];
- if (method == NULL)
- return -ENODEV;
- if (read_acpi_int(ehotk->handle, method, &value))
- pr_warning("Error reading %s\n", method);
- }
- return value;
-}
-
-/*
- * Backlight
- */
-static int read_brightness(struct backlight_device *bd)
-{
- return get_acpi(CM_ASL_PANELBRIGHT);
-}
+ if (method == NULL)
+ return -ENODEV;
+ if ((eeepc->cm_supported & (0x1 << cm)) == 0)
+ return -ENODEV;
-static int set_brightness(struct backlight_device *bd, int value)
-{
- value = max(0, min(15, value));
- return set_acpi(CM_ASL_PANELBRIGHT, value);
+ if (write_acpi_int(eeepc->handle, method, value))
+ pr_warning("Error writing %s\n", method);
+ return 0;
}
-static int update_bl_status(struct backlight_device *bd)
+static int get_acpi(struct eeepc_laptop *eeepc, int cm)
{
- return set_brightness(bd, bd->props.brightness);
-}
+ const char *method = cm_getv[cm];
+ int value;
-/*
- * Rfkill helpers
- */
+ if (method == NULL)
+ return -ENODEV;
+ if ((eeepc->cm_supported & (0x1 << cm)) == 0)
+ return -ENODEV;
-static bool eeepc_wlan_rfkill_blocked(void)
-{
- if (get_acpi(CM_ASL_WLAN) == 1)
- return false;
- return true;
+ if (read_acpi_int(eeepc->handle, method, &value))
+ pr_warning("Error reading %s\n", method);
+ return value;
}
-static int eeepc_rfkill_set(void *data, bool blocked)
+static int acpi_setter_handle(struct eeepc_laptop *eeepc, int cm,
+ acpi_handle *handle)
{
- unsigned long asl = (unsigned long)data;
- return set_acpi(asl, !blocked);
-}
+ const char *method = cm_setv[cm];
+ acpi_status status;
-static const struct rfkill_ops eeepc_rfkill_ops = {
- .set_block = eeepc_rfkill_set,
-};
+ if (method == NULL)
+ return -ENODEV;
+ if ((eeepc->cm_supported & (0x1 << cm)) == 0)
+ return -ENODEV;
-static void __devinit eeepc_enable_camera(void)
-{
- /*
- * If the following call to set_acpi() fails, it's because there's no
- * camera so we can ignore the error.
- */
- if (get_acpi(CM_ASL_CAMERA) == 0)
- set_acpi(CM_ASL_CAMERA, 1);
+ status = acpi_get_handle(eeepc->handle, (char *)method,
+ handle);
+ if (status != AE_OK) {
+ pr_warning("Error finding %s\n", method);
+ return -ENODEV;
+ }
+ return 0;
}
+
/*
* Sys helpers
*/
@@ -372,60 +277,63 @@ static int parse_arg(const char *buf, unsigned long count, int *val)
return count;
}
-static ssize_t store_sys_acpi(int cm, const char *buf, size_t count)
+static ssize_t store_sys_acpi(struct device *dev, int cm,
+ const char *buf, size_t count)
{
+ struct eeepc_laptop *eeepc = dev_get_drvdata(dev);
int rv, value;
rv = parse_arg(buf, count, &value);
if (rv > 0)
- value = set_acpi(cm, value);
+ value = set_acpi(eeepc, cm, value);
if (value < 0)
- return value;
+ return -EIO;
return rv;
}
-static ssize_t show_sys_acpi(int cm, char *buf)
+static ssize_t show_sys_acpi(struct device *dev, int cm, char *buf)
{
- int value = get_acpi(cm);
+ struct eeepc_laptop *eeepc = dev_get_drvdata(dev);
+ int value = get_acpi(eeepc, cm);
if (value < 0)
- return value;
+ return -EIO;
return sprintf(buf, "%d\n", value);
}
-#define EEEPC_CREATE_DEVICE_ATTR(_name, _cm) \
+#define EEEPC_CREATE_DEVICE_ATTR(_name, _mode, _cm) \
static ssize_t show_##_name(struct device *dev, \
struct device_attribute *attr, \
char *buf) \
{ \
- return show_sys_acpi(_cm, buf); \
+ return show_sys_acpi(dev, _cm, buf); \
} \
static ssize_t store_##_name(struct device *dev, \
struct device_attribute *attr, \
const char *buf, size_t count) \
{ \
- return store_sys_acpi(_cm, buf, count); \
+ return store_sys_acpi(dev, _cm, buf, count); \
} \
static struct device_attribute dev_attr_##_name = { \
.attr = { \
.name = __stringify(_name), \
- .mode = 0644 }, \
+ .mode = _mode }, \
.show = show_##_name, \
.store = store_##_name, \
}
-EEEPC_CREATE_DEVICE_ATTR(camera, CM_ASL_CAMERA);
-EEEPC_CREATE_DEVICE_ATTR(cardr, CM_ASL_CARDREADER);
-EEEPC_CREATE_DEVICE_ATTR(disp, CM_ASL_DISPLAYSWITCH);
+EEEPC_CREATE_DEVICE_ATTR(camera, 0644, CM_ASL_CAMERA);
+EEEPC_CREATE_DEVICE_ATTR(cardr, 0644, CM_ASL_CARDREADER);
+EEEPC_CREATE_DEVICE_ATTR(disp, 0200, CM_ASL_DISPLAYSWITCH);
struct eeepc_cpufv {
int num;
int cur;
};
-static int get_cpufv(struct eeepc_cpufv *c)
+static int get_cpufv(struct eeepc_laptop *eeepc, struct eeepc_cpufv *c)
{
- c->cur = get_acpi(CM_ASL_CPUFV);
+ c->cur = get_acpi(eeepc, CM_ASL_CPUFV);
c->num = (c->cur >> 8) & 0xff;
c->cur &= 0xff;
if (c->cur < 0 || c->num <= 0 || c->num > 12)
@@ -437,11 +345,12 @@ static ssize_t show_available_cpufv(struct device *dev,
struct device_attribute *attr,
char *buf)
{
+ struct eeepc_laptop *eeepc = dev_get_drvdata(dev);
struct eeepc_cpufv c;
int i;
ssize_t len = 0;
- if (get_cpufv(&c))
+ if (get_cpufv(eeepc, &c))
return -ENODEV;
for (i = 0; i < c.num; i++)
len += sprintf(buf + len, "%d ", i);
@@ -453,9 +362,10 @@ static ssize_t show_cpufv(struct device *dev,
struct device_attribute *attr,
char *buf)
{
+ struct eeepc_laptop *eeepc = dev_get_drvdata(dev);
struct eeepc_cpufv c;
- if (get_cpufv(&c))
+ if (get_cpufv(eeepc, &c))
return -ENODEV;
return sprintf(buf, "%#x\n", (c.num << 8) | c.cur);
}
@@ -464,17 +374,18 @@ static ssize_t store_cpufv(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
+ struct eeepc_laptop *eeepc = dev_get_drvdata(dev);
struct eeepc_cpufv c;
int rv, value;
- if (get_cpufv(&c))
+ if (get_cpufv(eeepc, &c))
return -ENODEV;
rv = parse_arg(buf, count, &value);
if (rv < 0)
return rv;
if (!rv || value < 0 || value >= c.num)
return -EINVAL;
- set_acpi(CM_ASL_CPUFV, value);
+ set_acpi(eeepc, CM_ASL_CPUFV, value);
return rv;
}
@@ -506,156 +417,125 @@ static struct attribute_group platform_attribute_group = {
.attrs = platform_attributes
};
-/*
- * Hotkey functions
- */
-static struct key_entry *eepc_get_entry_by_scancode(int code)
+static int eeepc_platform_init(struct eeepc_laptop *eeepc)
{
- struct key_entry *key;
-
- for (key = eeepc_keymap; key->type != KE_END; key++)
- if (code == key->code)
- return key;
+ int result;
- return NULL;
-}
+ eeepc->platform_device = platform_device_alloc(EEEPC_LAPTOP_FILE, -1);
+ if (!eeepc->platform_device)
+ return -ENOMEM;
+ platform_set_drvdata(eeepc->platform_device, eeepc);
-static struct key_entry *eepc_get_entry_by_keycode(int code)
-{
- struct key_entry *key;
+ result = platform_device_add(eeepc->platform_device);
+ if (result)
+ goto fail_platform_device;
- for (key = eeepc_keymap; key->type != KE_END; key++)
- if (code == key->keycode && key->type == KE_KEY)
- return key;
+ result = sysfs_create_group(&eeepc->platform_device->dev.kobj,
+ &platform_attribute_group);
+ if (result)
+ goto fail_sysfs;
+ return 0;
- return NULL;
+fail_sysfs:
+ platform_device_del(eeepc->platform_device);
+fail_platform_device:
+ platform_device_put(eeepc->platform_device);
+ return result;
}
-static int eeepc_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+static void eeepc_platform_exit(struct eeepc_laptop *eeepc)
{
- struct key_entry *key = eepc_get_entry_by_scancode(scancode);
+ sysfs_remove_group(&eeepc->platform_device->dev.kobj,
+ &platform_attribute_group);
+ platform_device_unregister(eeepc->platform_device);
+}
- if (key && key->type == KE_KEY) {
- *keycode = key->keycode;
- return 0;
- }
+/*
+ * LEDs
+ */
+/*
+ * These functions actually update the LED's, and are called from a
+ * workqueue. By doing this as separate work rather than when the LED
+ * subsystem asks, we avoid messing with the Asus ACPI stuff during a
+ * potentially bad time, such as a timer interrupt.
+ */
+static void tpd_led_update(struct work_struct *work)
+ {
+ struct eeepc_laptop *eeepc;
- return -EINVAL;
+ eeepc = container_of(work, struct eeepc_laptop, tpd_led_work);
+
+ set_acpi(eeepc, CM_ASL_TPD, eeepc->tpd_led_wk);
}
-static int eeepc_setkeycode(struct input_dev *dev, int scancode, int keycode)
+static void tpd_led_set(struct led_classdev *led_cdev,
+ enum led_brightness value)
{
- struct key_entry *key;
- int old_keycode;
+ struct eeepc_laptop *eeepc;
- if (keycode < 0 || keycode > KEY_MAX)
- return -EINVAL;
+ eeepc = container_of(led_cdev, struct eeepc_laptop, tpd_led);
- key = eepc_get_entry_by_scancode(scancode);
- if (key && key->type == KE_KEY) {
- old_keycode = key->keycode;
- key->keycode = keycode;
- set_bit(keycode, dev->keybit);
- if (!eepc_get_entry_by_keycode(old_keycode))
- clear_bit(old_keycode, dev->keybit);
- return 0;
- }
-
- return -EINVAL;
+ eeepc->tpd_led_wk = (value > 0) ? 1 : 0;
+ queue_work(eeepc->led_workqueue, &eeepc->tpd_led_work);
}
-static void cmsg_quirk(int cm, const char *name)
+static int eeepc_led_init(struct eeepc_laptop *eeepc)
{
- int dummy;
+ int rv;
- /* Some BIOSes do not report cm although it is avaliable.
- Check if cm_getv[cm] works and, if yes, assume cm should be set. */
- if (!(ehotk->cm_supported & (1 << cm))
- && !read_acpi_int(ehotk->handle, cm_getv[cm], &dummy)) {
- pr_info("%s (%x) not reported by BIOS,"
- " enabling anyway\n", name, 1 << cm);
- ehotk->cm_supported |= 1 << cm;
- }
-}
+ if (get_acpi(eeepc, CM_ASL_TPD) == -ENODEV)
+ return 0;
-static void cmsg_quirks(void)
-{
- cmsg_quirk(CM_ASL_LID, "LID");
- cmsg_quirk(CM_ASL_TYPE, "TYPE");
- cmsg_quirk(CM_ASL_PANELPOWER, "PANELPOWER");
- cmsg_quirk(CM_ASL_TPD, "TPD");
-}
+ eeepc->led_workqueue = create_singlethread_workqueue("led_workqueue");
+ if (!eeepc->led_workqueue)
+ return -ENOMEM;
+ INIT_WORK(&eeepc->tpd_led_work, tpd_led_update);
-static int eeepc_hotk_check(void)
-{
- struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
- int result;
+ eeepc->tpd_led.name = "eeepc::touchpad";
+ eeepc->tpd_led.brightness_set = tpd_led_set;
+ eeepc->tpd_led.max_brightness = 1;
- result = acpi_bus_get_status(ehotk->device);
- if (result)
- return result;
- if (ehotk->device->status.present) {
- if (write_acpi_int(ehotk->handle, "INIT", ehotk->init_flag,
- &buffer)) {
- pr_err("Hotkey initialization failed\n");
- return -ENODEV;
- } else {
- pr_notice("Hotkey init flags 0x%x\n", ehotk->init_flag);
- }
- /* get control methods supported */
- if (read_acpi_int(ehotk->handle, "CMSG"
- , &ehotk->cm_supported)) {
- pr_err("Get control methods supported failed\n");
- return -ENODEV;
- } else {
- cmsg_quirks();
- pr_info("Get control methods supported: 0x%x\n",
- ehotk->cm_supported);
- }
- } else {
- pr_err("Hotkey device not present, aborting\n");
- return -EINVAL;
+ rv = led_classdev_register(&eeepc->platform_device->dev,
+ &eeepc->tpd_led);
+ if (rv) {
+ destroy_workqueue(eeepc->led_workqueue);
+ return rv;
}
+
return 0;
}
-static int notify_brn(void)
+static void eeepc_led_exit(struct eeepc_laptop *eeepc)
{
- /* returns the *previous* brightness, or -1 */
- struct backlight_device *bd = eeepc_backlight_device;
- if (bd) {
- int old = bd->props.brightness;
- backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
- return old;
- }
- return -1;
+ if (eeepc->tpd_led.dev)
+ led_classdev_unregister(&eeepc->tpd_led);
+ if (eeepc->led_workqueue)
+ destroy_workqueue(eeepc->led_workqueue);
}
-static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot,
- u8 *value)
-{
- int val = get_acpi(CM_ASL_WLAN);
- if (val == 1 || val == 0)
- *value = val;
- else
- return -EINVAL;
-
- return 0;
+/*
+ * PCI hotplug (for wlan rfkill)
+ */
+static bool eeepc_wlan_rfkill_blocked(struct eeepc_laptop *eeepc)
+{
+ if (get_acpi(eeepc, CM_ASL_WLAN) == 1)
+ return false;
+ return true;
}
-static void eeepc_rfkill_hotplug(void)
+static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc)
{
struct pci_dev *dev;
struct pci_bus *bus;
- bool blocked = eeepc_wlan_rfkill_blocked();
+ bool blocked = eeepc_wlan_rfkill_blocked(eeepc);
- if (ehotk->wlan_rfkill)
- rfkill_set_sw_state(ehotk->wlan_rfkill, blocked);
+ if (eeepc->wlan_rfkill)
+ rfkill_set_sw_state(eeepc->wlan_rfkill, blocked);
- mutex_lock(&ehotk->hotplug_lock);
+ mutex_lock(&eeepc->hotplug_lock);
- if (ehotk->hotplug_slot) {
+ if (eeepc->hotplug_slot) {
bus = pci_find_bus(0, 1);
if (!bus) {
pr_warning("Unable to find PCI bus 1?\n");
@@ -685,69 +565,23 @@ static void eeepc_rfkill_hotplug(void)
}
out_unlock:
- mutex_unlock(&ehotk->hotplug_lock);
+ mutex_unlock(&eeepc->hotplug_lock);
}
static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
{
+ struct eeepc_laptop *eeepc = data;
+
if (event != ACPI_NOTIFY_BUS_CHECK)
return;
- eeepc_rfkill_hotplug();
+ eeepc_rfkill_hotplug(eeepc);
}
-static void eeepc_hotk_notify(struct acpi_device *device, u32 event)
+static int eeepc_register_rfkill_notifier(struct eeepc_laptop *eeepc,
+ char *node)
{
- static struct key_entry *key;
- u16 count;
- int brn = -ENODEV;
-
- if (!ehotk)
- return;
- if (event > ACPI_MAX_SYS_NOTIFY)
- return;
- if (event >= NOTIFY_BRN_MIN && event <= NOTIFY_BRN_MAX)
- brn = notify_brn();
- count = ehotk->event_count[event % 128]++;
- acpi_bus_generate_proc_event(ehotk->device, event, count);
- acpi_bus_generate_netlink_event(ehotk->device->pnp.device_class,
- dev_name(&ehotk->device->dev), event,
- count);
- if (ehotk->inputdev) {
- if (brn != -ENODEV) {
- /* brightness-change events need special
- * handling for conversion to key events
- */
- if (brn < 0)
- brn = event;
- else
- brn += NOTIFY_BRN_MIN;
- if (event < brn)
- event = NOTIFY_BRN_MIN; /* brightness down */
- else if (event > brn)
- event = NOTIFY_BRN_MIN + 2; /* ... up */
- else
- event = NOTIFY_BRN_MIN + 1; /* ... unchanged */
- }
- key = eepc_get_entry_by_scancode(event);
- if (key) {
- switch (key->type) {
- case KE_KEY:
- input_report_key(ehotk->inputdev, key->keycode,
- 1);
- input_sync(ehotk->inputdev);
- input_report_key(ehotk->inputdev, key->keycode,
- 0);
- input_sync(ehotk->inputdev);
- break;
- }
- }
- }
-}
-
-static int eeepc_register_rfkill_notifier(char *node)
-{
- acpi_status status = AE_OK;
+ acpi_status status;
acpi_handle handle;
status = acpi_get_handle(NULL, node, &handle);
@@ -756,7 +590,7 @@ static int eeepc_register_rfkill_notifier(char *node)
status = acpi_install_notify_handler(handle,
ACPI_SYSTEM_NOTIFY,
eeepc_rfkill_notify,
- NULL);
+ eeepc);
if (ACPI_FAILURE(status))
pr_warning("Failed to register notify on %s\n", node);
} else
@@ -765,7 +599,8 @@ static int eeepc_register_rfkill_notifier(char *node)
return 0;
}
-static void eeepc_unregister_rfkill_notifier(char *node)
+static void eeepc_unregister_rfkill_notifier(struct eeepc_laptop *eeepc,
+ char *node)
{
acpi_status status = AE_OK;
acpi_handle handle;
@@ -782,13 +617,33 @@ static void eeepc_unregister_rfkill_notifier(char *node)
}
}
+static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot,
+ u8 *value)
+{
+ struct eeepc_laptop *eeepc = hotplug_slot->private;
+ int val = get_acpi(eeepc, CM_ASL_WLAN);
+
+ if (val == 1 || val == 0)
+ *value = val;
+ else
+ return -EINVAL;
+
+ return 0;
+}
+
static void eeepc_cleanup_pci_hotplug(struct hotplug_slot *hotplug_slot)
{
kfree(hotplug_slot->info);
kfree(hotplug_slot);
}
-static int eeepc_setup_pci_hotplug(void)
+static struct hotplug_slot_ops eeepc_hotplug_slot_ops = {
+ .owner = THIS_MODULE,
+ .get_adapter_status = eeepc_get_adapter_status,
+ .get_power_status = eeepc_get_adapter_status,
+};
+
+static int eeepc_setup_pci_hotplug(struct eeepc_laptop *eeepc)
{
int ret = -ENOMEM;
struct pci_bus *bus = pci_find_bus(0, 1);
@@ -798,22 +653,22 @@ static int eeepc_setup_pci_hotplug(void)
return -ENODEV;
}
- ehotk->hotplug_slot = kzalloc(sizeof(struct hotplug_slot), GFP_KERNEL);
- if (!ehotk->hotplug_slot)
+ eeepc->hotplug_slot = kzalloc(sizeof(struct hotplug_slot), GFP_KERNEL);
+ if (!eeepc->hotplug_slot)
goto error_slot;
- ehotk->hotplug_slot->info = kzalloc(sizeof(struct hotplug_slot_info),
+ eeepc->hotplug_slot->info = kzalloc(sizeof(struct hotplug_slot_info),
GFP_KERNEL);
- if (!ehotk->hotplug_slot->info)
+ if (!eeepc->hotplug_slot->info)
goto error_info;
- ehotk->hotplug_slot->private = ehotk;
- ehotk->hotplug_slot->release = &eeepc_cleanup_pci_hotplug;
- ehotk->hotplug_slot->ops = &eeepc_hotplug_slot_ops;
- eeepc_get_adapter_status(ehotk->hotplug_slot,
- &ehotk->hotplug_slot->info->adapter_status);
+ eeepc->hotplug_slot->private = eeepc;
+ eeepc->hotplug_slot->release = &eeepc_cleanup_pci_hotplug;
+ eeepc->hotplug_slot->ops = &eeepc_hotplug_slot_ops;
+ eeepc_get_adapter_status(eeepc->hotplug_slot,
+ &eeepc->hotplug_slot->info->adapter_status);
- ret = pci_hp_register(ehotk->hotplug_slot, bus, 0, "eeepc-wifi");
+ ret = pci_hp_register(eeepc->hotplug_slot, bus, 0, "eeepc-wifi");
if (ret) {
pr_err("Unable to register hotplug slot - %d\n", ret);
goto error_register;
@@ -822,17 +677,156 @@ static int eeepc_setup_pci_hotplug(void)
return 0;
error_register:
- kfree(ehotk->hotplug_slot->info);
+ kfree(eeepc->hotplug_slot->info);
error_info:
- kfree(ehotk->hotplug_slot);
- ehotk->hotplug_slot = NULL;
+ kfree(eeepc->hotplug_slot);
+ eeepc->hotplug_slot = NULL;
error_slot:
return ret;
}
+/*
+ * Rfkill devices
+ */
+static int eeepc_rfkill_set(void *data, bool blocked)
+{
+ acpi_handle handle = data;
+
+ return write_acpi_int(handle, NULL, !blocked);
+}
+
+static const struct rfkill_ops eeepc_rfkill_ops = {
+ .set_block = eeepc_rfkill_set,
+};
+
+static int eeepc_new_rfkill(struct eeepc_laptop *eeepc,
+ struct rfkill **rfkill,
+ const char *name,
+ enum rfkill_type type, int cm)
+{
+ acpi_handle handle;
+ int result;
+
+ result = acpi_setter_handle(eeepc, cm, &handle);
+ if (result < 0)
+ return result;
+
+ *rfkill = rfkill_alloc(name, &eeepc->platform_device->dev, type,
+ &eeepc_rfkill_ops, handle);
+
+ if (!*rfkill)
+ return -EINVAL;
+
+ rfkill_init_sw_state(*rfkill, get_acpi(eeepc, cm) != 1);
+ result = rfkill_register(*rfkill);
+ if (result) {
+ rfkill_destroy(*rfkill);
+ *rfkill = NULL;
+ return result;
+ }
+ return 0;
+}
+
+static void eeepc_rfkill_exit(struct eeepc_laptop *eeepc)
+{
+ eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P5");
+ eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P6");
+ eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P7");
+ if (eeepc->wlan_rfkill) {
+ rfkill_unregister(eeepc->wlan_rfkill);
+ rfkill_destroy(eeepc->wlan_rfkill);
+ eeepc->wlan_rfkill = NULL;
+ }
+ /*
+ * Refresh pci hotplug in case the rfkill state was changed after
+ * eeepc_unregister_rfkill_notifier()
+ */
+ eeepc_rfkill_hotplug(eeepc);
+ if (eeepc->hotplug_slot)
+ pci_hp_deregister(eeepc->hotplug_slot);
+
+ if (eeepc->bluetooth_rfkill) {
+ rfkill_unregister(eeepc->bluetooth_rfkill);
+ rfkill_destroy(eeepc->bluetooth_rfkill);
+ eeepc->bluetooth_rfkill = NULL;
+ }
+ if (eeepc->wwan3g_rfkill) {
+ rfkill_unregister(eeepc->wwan3g_rfkill);
+ rfkill_destroy(eeepc->wwan3g_rfkill);
+ eeepc->wwan3g_rfkill = NULL;
+ }
+ if (eeepc->wimax_rfkill) {
+ rfkill_unregister(eeepc->wimax_rfkill);
+ rfkill_destroy(eeepc->wimax_rfkill);
+ eeepc->wimax_rfkill = NULL;
+ }
+}
+
+static int eeepc_rfkill_init(struct eeepc_laptop *eeepc)
+{
+ int result = 0;
+
+ mutex_init(&eeepc->hotplug_lock);
+
+ result = eeepc_new_rfkill(eeepc, &eeepc->wlan_rfkill,
+ "eeepc-wlan", RFKILL_TYPE_WLAN,
+ CM_ASL_WLAN);
+
+ if (result && result != -ENODEV)
+ goto exit;
+
+ result = eeepc_new_rfkill(eeepc, &eeepc->bluetooth_rfkill,
+ "eeepc-bluetooth", RFKILL_TYPE_BLUETOOTH,
+ CM_ASL_BLUETOOTH);
+
+ if (result && result != -ENODEV)
+ goto exit;
+
+ result = eeepc_new_rfkill(eeepc, &eeepc->wwan3g_rfkill,
+ "eeepc-wwan3g", RFKILL_TYPE_WWAN,
+ CM_ASL_3G);
+
+ if (result && result != -ENODEV)
+ goto exit;
+
+ result = eeepc_new_rfkill(eeepc, &eeepc->wimax_rfkill,
+ "eeepc-wimax", RFKILL_TYPE_WIMAX,
+ CM_ASL_WIMAX);
+
+ if (result && result != -ENODEV)
+ goto exit;
+
+ result = eeepc_setup_pci_hotplug(eeepc);
+ /*
+ * If we get -EBUSY then something else is handling the PCI hotplug -
+ * don't fail in this case
+ */
+ if (result == -EBUSY)
+ result = 0;
+
+ eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P5");
+ eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P6");
+ eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P7");
+ /*
+ * Refresh pci hotplug in case the rfkill state was changed during
+ * setup.
+ */
+ eeepc_rfkill_hotplug(eeepc);
+
+exit:
+ if (result && result != -ENODEV)
+ eeepc_rfkill_exit(eeepc);
+ return result;
+}
+
+/*
+ * Platform driver - hibernate/resume callbacks
+ */
static int eeepc_hotk_thaw(struct device *device)
{
- if (ehotk->wlan_rfkill) {
+ struct eeepc_laptop *eeepc = dev_get_drvdata(device);
+
+ if (eeepc->wlan_rfkill) {
bool wlan;
/*
@@ -840,8 +834,8 @@ static int eeepc_hotk_thaw(struct device *device)
* during suspend. Normally it restores it on resume, but
* we should kick it ourselves in case hibernation is aborted.
*/
- wlan = get_acpi(CM_ASL_WLAN);
- set_acpi(CM_ASL_WLAN, wlan);
+ wlan = get_acpi(eeepc, CM_ASL_WLAN);
+ set_acpi(eeepc, CM_ASL_WLAN, wlan);
}
return 0;
@@ -849,70 +843,96 @@ static int eeepc_hotk_thaw(struct device *device)
static int eeepc_hotk_restore(struct device *device)
{
+ struct eeepc_laptop *eeepc = dev_get_drvdata(device);
+
/* Refresh both wlan rfkill state and pci hotplug */
- if (ehotk->wlan_rfkill)
- eeepc_rfkill_hotplug();
-
- if (ehotk->bluetooth_rfkill)
- rfkill_set_sw_state(ehotk->bluetooth_rfkill,
- get_acpi(CM_ASL_BLUETOOTH) != 1);
- if (ehotk->wwan3g_rfkill)
- rfkill_set_sw_state(ehotk->wwan3g_rfkill,
- get_acpi(CM_ASL_3G) != 1);
- if (ehotk->wimax_rfkill)
- rfkill_set_sw_state(ehotk->wimax_rfkill,
- get_acpi(CM_ASL_WIMAX) != 1);
+ if (eeepc->wlan_rfkill)
+ eeepc_rfkill_hotplug(eeepc);
+
+ if (eeepc->bluetooth_rfkill)
+ rfkill_set_sw_state(eeepc->bluetooth_rfkill,
+ get_acpi(eeepc, CM_ASL_BLUETOOTH) != 1);
+ if (eeepc->wwan3g_rfkill)
+ rfkill_set_sw_state(eeepc->wwan3g_rfkill,
+ get_acpi(eeepc, CM_ASL_3G) != 1);
+ if (eeepc->wimax_rfkill)
+ rfkill_set_sw_state(eeepc->wimax_rfkill,
+ get_acpi(eeepc, CM_ASL_WIMAX) != 1);
return 0;
}
+static const struct dev_pm_ops eeepc_pm_ops = {
+ .thaw = eeepc_hotk_thaw,
+ .restore = eeepc_hotk_restore,
+};
+
+static struct platform_driver platform_driver = {
+ .driver = {
+ .name = EEEPC_LAPTOP_FILE,
+ .owner = THIS_MODULE,
+ .pm = &eeepc_pm_ops,
+ }
+};
+
/*
- * Hwmon
+ * Hwmon device
*/
+
+#define EEEPC_EC_SC00 0x61
+#define EEEPC_EC_FAN_PWM (EEEPC_EC_SC00 + 2) /* Fan PWM duty cycle (%) */
+#define EEEPC_EC_FAN_HRPM (EEEPC_EC_SC00 + 5) /* High byte, fan speed (RPM) */
+#define EEEPC_EC_FAN_LRPM (EEEPC_EC_SC00 + 6) /* Low byte, fan speed (RPM) */
+
+#define EEEPC_EC_SFB0 0xD0
+#define EEEPC_EC_FAN_CTRL (EEEPC_EC_SFB0 + 3) /* Byte containing SF25 */
+
static int eeepc_get_fan_pwm(void)
{
- int value = 0;
+ u8 value = 0;
- read_acpi_int(NULL, EEEPC_EC_FAN_PWM, &value);
- value = value * 255 / 100;
- return (value);
+ ec_read(EEEPC_EC_FAN_PWM, &value);
+ return value * 255 / 100;
}
static void eeepc_set_fan_pwm(int value)
{
value = SENSORS_LIMIT(value, 0, 255);
value = value * 100 / 255;
- ec_write(EEEPC_EC_SC02, value);
+ ec_write(EEEPC_EC_FAN_PWM, value);
}
static int eeepc_get_fan_rpm(void)
{
- int high = 0;
- int low = 0;
+ u8 high = 0;
+ u8 low = 0;
- read_acpi_int(NULL, EEEPC_EC_FAN_HRPM, &high);
- read_acpi_int(NULL, EEEPC_EC_FAN_LRPM, &low);
- return (high << 8 | low);
+ ec_read(EEEPC_EC_FAN_HRPM, &high);
+ ec_read(EEEPC_EC_FAN_LRPM, &low);
+ return high << 8 | low;
}
static int eeepc_get_fan_ctrl(void)
{
- int value = 0;
+ u8 value = 0;
- read_acpi_int(NULL, EEEPC_EC_FAN_CTRL, &value);
- return ((value & 0x02 ? 1 : 0));
+ ec_read(EEEPC_EC_FAN_CTRL, &value);
+ if (value & 0x02)
+ return 1; /* manual */
+ else
+ return 2; /* automatic */
}
static void eeepc_set_fan_ctrl(int manual)
{
- int value = 0;
+ u8 value = 0;
- read_acpi_int(NULL, EEEPC_EC_FAN_CTRL, &value);
- if (manual)
+ ec_read(EEEPC_EC_FAN_CTRL, &value);
+ if (manual == 1)
value |= 0x02;
else
value &= ~0x02;
- ec_write(EEEPC_EC_SFB3, value);
+ ec_write(EEEPC_EC_FAN_CTRL, value);
}
static ssize_t store_sys_hwmon(void (*set)(int), const char *buf, size_t count)
@@ -970,348 +990,485 @@ static struct attribute_group hwmon_attribute_group = {
.attrs = hwmon_attributes
};
-/*
- * exit/init
- */
-static void eeepc_backlight_exit(void)
+static void eeepc_hwmon_exit(struct eeepc_laptop *eeepc)
{
- if (eeepc_backlight_device)
- backlight_device_unregister(eeepc_backlight_device);
- eeepc_backlight_device = NULL;
+ struct device *hwmon;
+
+ hwmon = eeepc->hwmon_device;
+ if (!hwmon)
+ return;
+ sysfs_remove_group(&hwmon->kobj,
+ &hwmon_attribute_group);
+ hwmon_device_unregister(hwmon);
+ eeepc->hwmon_device = NULL;
}
-static void eeepc_rfkill_exit(void)
+static int eeepc_hwmon_init(struct eeepc_laptop *eeepc)
{
- eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P5");
- eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P6");
- eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P7");
- if (ehotk->wlan_rfkill) {
- rfkill_unregister(ehotk->wlan_rfkill);
- rfkill_destroy(ehotk->wlan_rfkill);
- ehotk->wlan_rfkill = NULL;
- }
- /*
- * Refresh pci hotplug in case the rfkill state was changed after
- * eeepc_unregister_rfkill_notifier()
- */
- eeepc_rfkill_hotplug();
- if (ehotk->hotplug_slot)
- pci_hp_deregister(ehotk->hotplug_slot);
-
- if (ehotk->bluetooth_rfkill) {
- rfkill_unregister(ehotk->bluetooth_rfkill);
- rfkill_destroy(ehotk->bluetooth_rfkill);
- ehotk->bluetooth_rfkill = NULL;
- }
- if (ehotk->wwan3g_rfkill) {
- rfkill_unregister(ehotk->wwan3g_rfkill);
- rfkill_destroy(ehotk->wwan3g_rfkill);
- ehotk->wwan3g_rfkill = NULL;
- }
- if (ehotk->wimax_rfkill) {
- rfkill_unregister(ehotk->wimax_rfkill);
- rfkill_destroy(ehotk->wimax_rfkill);
- ehotk->wimax_rfkill = NULL;
+ struct device *hwmon;
+ int result;
+
+ hwmon = hwmon_device_register(&eeepc->platform_device->dev);
+ if (IS_ERR(hwmon)) {
+ pr_err("Could not register eeepc hwmon device\n");
+ eeepc->hwmon_device = NULL;
+ return PTR_ERR(hwmon);
}
+ eeepc->hwmon_device = hwmon;
+ result = sysfs_create_group(&hwmon->kobj,
+ &hwmon_attribute_group);
+ if (result)
+ eeepc_hwmon_exit(eeepc);
+ return result;
}
-static void eeepc_input_exit(void)
+/*
+ * Backlight device
+ */
+static int read_brightness(struct backlight_device *bd)
{
- if (ehotk->inputdev)
- input_unregister_device(ehotk->inputdev);
+ struct eeepc_laptop *eeepc = bl_get_data(bd);
+
+ return get_acpi(eeepc, CM_ASL_PANELBRIGHT);
}
-static void eeepc_hwmon_exit(void)
+static int set_brightness(struct backlight_device *bd, int value)
{
- struct device *hwmon;
+ struct eeepc_laptop *eeepc = bl_get_data(bd);
- hwmon = eeepc_hwmon_device;
- if (!hwmon)
- return ;
- sysfs_remove_group(&hwmon->kobj,
- &hwmon_attribute_group);
- hwmon_device_unregister(hwmon);
- eeepc_hwmon_device = NULL;
+ return set_acpi(eeepc, CM_ASL_PANELBRIGHT, value);
}
-static int eeepc_new_rfkill(struct rfkill **rfkill,
- const char *name, struct device *dev,
- enum rfkill_type type, int cm)
+static int update_bl_status(struct backlight_device *bd)
{
- int result;
+ return set_brightness(bd, bd->props.brightness);
+}
- result = get_acpi(cm);
- if (result < 0)
- return result;
+static struct backlight_ops eeepcbl_ops = {
+ .get_brightness = read_brightness,
+ .update_status = update_bl_status,
+};
- *rfkill = rfkill_alloc(name, dev, type,
- &eeepc_rfkill_ops, (void *)(unsigned long)cm);
+static int eeepc_backlight_notify(struct eeepc_laptop *eeepc)
+{
+ struct backlight_device *bd = eeepc->backlight_device;
+ int old = bd->props.brightness;
- if (!*rfkill)
- return -EINVAL;
+ backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
- rfkill_init_sw_state(*rfkill, get_acpi(cm) != 1);
- result = rfkill_register(*rfkill);
- if (result) {
- rfkill_destroy(*rfkill);
- *rfkill = NULL;
- return result;
- }
- return 0;
+ return old;
}
-
-static int eeepc_rfkill_init(struct device *dev)
+static int eeepc_backlight_init(struct eeepc_laptop *eeepc)
{
- int result = 0;
-
- mutex_init(&ehotk->hotplug_lock);
+ struct backlight_device *bd;
- result = eeepc_new_rfkill(&ehotk->wlan_rfkill,
- "eeepc-wlan", dev,
- RFKILL_TYPE_WLAN, CM_ASL_WLAN);
+ bd = backlight_device_register(EEEPC_LAPTOP_FILE,
+ &eeepc->platform_device->dev,
+ eeepc, &eeepcbl_ops);
+ if (IS_ERR(bd)) {
+ pr_err("Could not register eeepc backlight device\n");
+ eeepc->backlight_device = NULL;
+ return PTR_ERR(bd);
+ }
+ eeepc->backlight_device = bd;
+ bd->props.max_brightness = 15;
+ bd->props.brightness = read_brightness(bd);
+ bd->props.power = FB_BLANK_UNBLANK;
+ backlight_update_status(bd);
+ return 0;
+}
- if (result && result != -ENODEV)
- goto exit;
+static void eeepc_backlight_exit(struct eeepc_laptop *eeepc)
+{
+ if (eeepc->backlight_device)
+ backlight_device_unregister(eeepc->backlight_device);
+ eeepc->backlight_device = NULL;
+}
- result = eeepc_new_rfkill(&ehotk->bluetooth_rfkill,
- "eeepc-bluetooth", dev,
- RFKILL_TYPE_BLUETOOTH, CM_ASL_BLUETOOTH);
- if (result && result != -ENODEV)
- goto exit;
+/*
+ * Input device (i.e. hotkeys)
+ */
+static struct key_entry *eeepc_get_entry_by_scancode(
+ struct eeepc_laptop *eeepc,
+ int code)
+{
+ struct key_entry *key;
- result = eeepc_new_rfkill(&ehotk->wwan3g_rfkill,
- "eeepc-wwan3g", dev,
- RFKILL_TYPE_WWAN, CM_ASL_3G);
+ for (key = eeepc->keymap; key->type != KE_END; key++)
+ if (code == key->code)
+ return key;
- if (result && result != -ENODEV)
- goto exit;
+ return NULL;
+}
- result = eeepc_new_rfkill(&ehotk->wimax_rfkill,
- "eeepc-wimax", dev,
- RFKILL_TYPE_WIMAX, CM_ASL_WIMAX);
+static void eeepc_input_notify(struct eeepc_laptop *eeepc, int event)
+{
+ static struct key_entry *key;
- if (result && result != -ENODEV)
- goto exit;
+ key = eeepc_get_entry_by_scancode(eeepc, event);
+ if (key) {
+ switch (key->type) {
+ case KE_KEY:
+ input_report_key(eeepc->inputdev, key->keycode,
+ 1);
+ input_sync(eeepc->inputdev);
+ input_report_key(eeepc->inputdev, key->keycode,
+ 0);
+ input_sync(eeepc->inputdev);
+ break;
+ }
+ }
+}
- result = eeepc_setup_pci_hotplug();
- /*
- * If we get -EBUSY then something else is handling the PCI hotplug -
- * don't fail in this case
- */
- if (result == -EBUSY)
- result = 0;
+static struct key_entry *eeepc_get_entry_by_keycode(
+ struct eeepc_laptop *eeepc, int code)
+{
+ struct key_entry *key;
- eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P5");
- eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P6");
- eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P7");
- /*
- * Refresh pci hotplug in case the rfkill state was changed during
- * setup.
- */
- eeepc_rfkill_hotplug();
+ for (key = eeepc->keymap; key->type != KE_END; key++)
+ if (code == key->keycode && key->type == KE_KEY)
+ return key;
-exit:
- if (result && result != -ENODEV)
- eeepc_rfkill_exit();
- return result;
+ return NULL;
}
-static int eeepc_backlight_init(struct device *dev)
+static int eeepc_getkeycode(struct input_dev *dev, int scancode, int *keycode)
{
- struct backlight_device *bd;
+ struct eeepc_laptop *eeepc = input_get_drvdata(dev);
+ struct key_entry *key = eeepc_get_entry_by_scancode(eeepc, scancode);
- bd = backlight_device_register(EEEPC_HOTK_FILE, dev,
- NULL, &eeepcbl_ops);
- if (IS_ERR(bd)) {
- pr_err("Could not register eeepc backlight device\n");
- eeepc_backlight_device = NULL;
- return PTR_ERR(bd);
+ if (key && key->type == KE_KEY) {
+ *keycode = key->keycode;
+ return 0;
}
- eeepc_backlight_device = bd;
- bd->props.max_brightness = 15;
- bd->props.brightness = read_brightness(NULL);
- bd->props.power = FB_BLANK_UNBLANK;
- backlight_update_status(bd);
- return 0;
+
+ return -EINVAL;
}
-static int eeepc_hwmon_init(struct device *dev)
+static int eeepc_setkeycode(struct input_dev *dev, int scancode, int keycode)
{
- struct device *hwmon;
- int result;
+ struct eeepc_laptop *eeepc = input_get_drvdata(dev);
+ struct key_entry *key;
+ int old_keycode;
- hwmon = hwmon_device_register(dev);
- if (IS_ERR(hwmon)) {
- pr_err("Could not register eeepc hwmon device\n");
- eeepc_hwmon_device = NULL;
- return PTR_ERR(hwmon);
+ if (keycode < 0 || keycode > KEY_MAX)
+ return -EINVAL;
+
+ key = eeepc_get_entry_by_scancode(eeepc, scancode);
+ if (key && key->type == KE_KEY) {
+ old_keycode = key->keycode;
+ key->keycode = keycode;
+ set_bit(keycode, dev->keybit);
+ if (!eeepc_get_entry_by_keycode(eeepc, old_keycode))
+ clear_bit(old_keycode, dev->keybit);
+ return 0;
}
- eeepc_hwmon_device = hwmon;
- result = sysfs_create_group(&hwmon->kobj,
- &hwmon_attribute_group);
- if (result)
- eeepc_hwmon_exit();
- return result;
+
+ return -EINVAL;
}
-static int eeepc_input_init(struct device *dev)
+static int eeepc_input_init(struct eeepc_laptop *eeepc)
{
const struct key_entry *key;
int result;
- ehotk->inputdev = input_allocate_device();
- if (!ehotk->inputdev) {
+ eeepc->inputdev = input_allocate_device();
+ if (!eeepc->inputdev) {
pr_info("Unable to allocate input device\n");
return -ENOMEM;
}
- ehotk->inputdev->name = "Asus EeePC extra buttons";
- ehotk->inputdev->dev.parent = dev;
- ehotk->inputdev->phys = EEEPC_HOTK_FILE "/input0";
- ehotk->inputdev->id.bustype = BUS_HOST;
- ehotk->inputdev->getkeycode = eeepc_getkeycode;
- ehotk->inputdev->setkeycode = eeepc_setkeycode;
-
+ eeepc->inputdev->name = "Asus EeePC extra buttons";
+ eeepc->inputdev->dev.parent = &eeepc->platform_device->dev;
+ eeepc->inputdev->phys = EEEPC_LAPTOP_FILE "/input0";
+ eeepc->inputdev->id.bustype = BUS_HOST;
+ eeepc->inputdev->getkeycode = eeepc_getkeycode;
+ eeepc->inputdev->setkeycode = eeepc_setkeycode;
+ input_set_drvdata(eeepc->inputdev, eeepc);
+
+ eeepc->keymap = kmemdup(eeepc_keymap, sizeof(eeepc_keymap),
+ GFP_KERNEL);
for (key = eeepc_keymap; key->type != KE_END; key++) {
switch (key->type) {
case KE_KEY:
- set_bit(EV_KEY, ehotk->inputdev->evbit);
- set_bit(key->keycode, ehotk->inputdev->keybit);
+ set_bit(EV_KEY, eeepc->inputdev->evbit);
+ set_bit(key->keycode, eeepc->inputdev->keybit);
break;
}
}
- result = input_register_device(ehotk->inputdev);
+ result = input_register_device(eeepc->inputdev);
if (result) {
pr_info("Unable to register input device\n");
- input_free_device(ehotk->inputdev);
+ input_free_device(eeepc->inputdev);
return result;
}
return 0;
}
-static int __devinit eeepc_hotk_add(struct acpi_device *device)
+static void eeepc_input_exit(struct eeepc_laptop *eeepc)
+{
+ if (eeepc->inputdev) {
+ input_unregister_device(eeepc->inputdev);
+ kfree(eeepc->keymap);
+ }
+}
+
+/*
+ * ACPI driver
+ */
+static void eeepc_acpi_notify(struct acpi_device *device, u32 event)
+{
+ struct eeepc_laptop *eeepc = acpi_driver_data(device);
+ u16 count;
+
+ if (event > ACPI_MAX_SYS_NOTIFY)
+ return;
+ count = eeepc->event_count[event % 128]++;
+ acpi_bus_generate_proc_event(device, event, count);
+ acpi_bus_generate_netlink_event(device->pnp.device_class,
+ dev_name(&device->dev), event,
+ count);
+
+ /* Brightness events are special */
+ if (event >= NOTIFY_BRN_MIN && event <= NOTIFY_BRN_MAX) {
+
+ /* Ignore them completely if the acpi video driver is used */
+ if (eeepc->backlight_device != NULL) {
+ int old_brightness, new_brightness;
+
+ /* Update the backlight device. */
+ old_brightness = eeepc_backlight_notify(eeepc);
+
+ /* Convert event to keypress (obsolescent hack) */
+ new_brightness = event - NOTIFY_BRN_MIN;
+
+ if (new_brightness < old_brightness) {
+ event = NOTIFY_BRN_MIN; /* brightness down */
+ } else if (new_brightness > old_brightness) {
+ event = NOTIFY_BRN_MAX; /* brightness up */
+ } else {
+ /*
+ * no change in brightness - already at min/max,
+ * event will be desired value (or else ignored)
+ */
+ }
+ eeepc_input_notify(eeepc, event);
+ }
+ } else {
+ /* Everything else is a bona-fide keypress event */
+ eeepc_input_notify(eeepc, event);
+ }
+}
+
+static void cmsg_quirk(struct eeepc_laptop *eeepc, int cm, const char *name)
+{
+ int dummy;
+
+ /* Some BIOSes do not report cm although it is avaliable.
+ Check if cm_getv[cm] works and, if yes, assume cm should be set. */
+ if (!(eeepc->cm_supported & (1 << cm))
+ && !read_acpi_int(eeepc->handle, cm_getv[cm], &dummy)) {
+ pr_info("%s (%x) not reported by BIOS,"
+ " enabling anyway\n", name, 1 << cm);
+ eeepc->cm_supported |= 1 << cm;
+ }
+}
+
+static void cmsg_quirks(struct eeepc_laptop *eeepc)
+{
+ cmsg_quirk(eeepc, CM_ASL_LID, "LID");
+ cmsg_quirk(eeepc, CM_ASL_TYPE, "TYPE");
+ cmsg_quirk(eeepc, CM_ASL_PANELPOWER, "PANELPOWER");
+ cmsg_quirk(eeepc, CM_ASL_TPD, "TPD");
+}
+
+static int eeepc_acpi_init(struct eeepc_laptop *eeepc,
+ struct acpi_device *device)
{
- struct device *dev;
+ unsigned int init_flags;
int result;
- if (!device)
- return -EINVAL;
- pr_notice(EEEPC_HOTK_NAME "\n");
- ehotk = kzalloc(sizeof(struct eeepc_hotk), GFP_KERNEL);
- if (!ehotk)
- return -ENOMEM;
- ehotk->init_flag = DISABLE_ASL_WLAN | DISABLE_ASL_DISPLAYSWITCH;
- ehotk->handle = device->handle;
- strcpy(acpi_device_name(device), EEEPC_HOTK_DEVICE_NAME);
- strcpy(acpi_device_class(device), EEEPC_HOTK_CLASS);
- device->driver_data = ehotk;
- ehotk->device = device;
-
- result = eeepc_hotk_check();
+ result = acpi_bus_get_status(device);
if (result)
- goto fail_platform_driver;
- eeepc_enable_camera();
+ return result;
+ if (!device->status.present) {
+ pr_err("Hotkey device not present, aborting\n");
+ return -ENODEV;
+ }
- /* Register platform stuff */
- result = platform_driver_register(&platform_driver);
- if (result)
- goto fail_platform_driver;
- platform_device = platform_device_alloc(EEEPC_HOTK_FILE, -1);
- if (!platform_device) {
- result = -ENOMEM;
- goto fail_platform_device1;
+ init_flags = DISABLE_ASL_WLAN | DISABLE_ASL_DISPLAYSWITCH;
+ pr_notice("Hotkey init flags 0x%x\n", init_flags);
+
+ if (write_acpi_int(eeepc->handle, "INIT", init_flags)) {
+ pr_err("Hotkey initialization failed\n");
+ return -ENODEV;
}
- result = platform_device_add(platform_device);
- if (result)
- goto fail_platform_device2;
- result = sysfs_create_group(&platform_device->dev.kobj,
- &platform_attribute_group);
+
+ /* get control methods supported */
+ if (read_acpi_int(eeepc->handle, "CMSG", &eeepc->cm_supported)) {
+ pr_err("Get control methods supported failed\n");
+ return -ENODEV;
+ }
+ cmsg_quirks(eeepc);
+ pr_info("Get control methods supported: 0x%x\n", eeepc->cm_supported);
+
+ return 0;
+}
+
+static void __devinit eeepc_enable_camera(struct eeepc_laptop *eeepc)
+{
+ /*
+ * If the following call to set_acpi() fails, it's because there's no
+ * camera so we can ignore the error.
+ */
+ if (get_acpi(eeepc, CM_ASL_CAMERA) == 0)
+ set_acpi(eeepc, CM_ASL_CAMERA, 1);
+}
+
+static bool eeepc_device_present;
+
+static int __devinit eeepc_acpi_add(struct acpi_device *device)
+{
+ struct eeepc_laptop *eeepc;
+ int result;
+
+ pr_notice(EEEPC_LAPTOP_NAME "\n");
+ eeepc = kzalloc(sizeof(struct eeepc_laptop), GFP_KERNEL);
+ if (!eeepc)
+ return -ENOMEM;
+ eeepc->handle = device->handle;
+ strcpy(acpi_device_name(device), EEEPC_ACPI_DEVICE_NAME);
+ strcpy(acpi_device_class(device), EEEPC_ACPI_CLASS);
+ device->driver_data = eeepc;
+
+ result = eeepc_acpi_init(eeepc, device);
if (result)
- goto fail_sysfs;
+ goto fail_platform;
+ eeepc_enable_camera(eeepc);
- dev = &platform_device->dev;
+ /*
+ * Register the platform device first. It is used as a parent for the
+ * sub-devices below.
+ *
+ * Note that if there are multiple instances of this ACPI device it
+ * will bail out, because the platform device is registered with a
+ * fixed name. Of course it doesn't make sense to have more than one,
+ * and machine-specific scripts find the fixed name convenient. But
+ * It's also good for us to exclude multiple instances because both
+ * our hwmon and our wlan rfkill subdevice use global ACPI objects
+ * (the EC and the wlan PCI slot respectively).
+ */
+ result = eeepc_platform_init(eeepc);
+ if (result)
+ goto fail_platform;
if (!acpi_video_backlight_support()) {
- result = eeepc_backlight_init(dev);
+ result = eeepc_backlight_init(eeepc);
if (result)
goto fail_backlight;
} else
- pr_info("Backlight controlled by ACPI video "
- "driver\n");
+ pr_info("Backlight controlled by ACPI video driver\n");
- result = eeepc_input_init(dev);
+ result = eeepc_input_init(eeepc);
if (result)
goto fail_input;
- result = eeepc_hwmon_init(dev);
+ result = eeepc_hwmon_init(eeepc);
if (result)
goto fail_hwmon;
- result = eeepc_rfkill_init(dev);
+ result = eeepc_led_init(eeepc);
+ if (result)
+ goto fail_led;
+
+ result = eeepc_rfkill_init(eeepc);
if (result)
goto fail_rfkill;
+ eeepc_device_present = true;
return 0;
fail_rfkill:
- eeepc_hwmon_exit();
+ eeepc_led_exit(eeepc);
+fail_led:
+ eeepc_hwmon_exit(eeepc);
fail_hwmon:
- eeepc_input_exit();
+ eeepc_input_exit(eeepc);
fail_input:
- eeepc_backlight_exit();
+ eeepc_backlight_exit(eeepc);
fail_backlight:
- sysfs_remove_group(&platform_device->dev.kobj,
- &platform_attribute_group);
-fail_sysfs:
- platform_device_del(platform_device);
-fail_platform_device2:
- platform_device_put(platform_device);
-fail_platform_device1:
- platform_driver_unregister(&platform_driver);
-fail_platform_driver:
- kfree(ehotk);
+ eeepc_platform_exit(eeepc);
+fail_platform:
+ kfree(eeepc);
return result;
}
-static int eeepc_hotk_remove(struct acpi_device *device, int type)
+static int eeepc_acpi_remove(struct acpi_device *device, int type)
{
- if (!device || !acpi_driver_data(device))
- return -EINVAL;
+ struct eeepc_laptop *eeepc = acpi_driver_data(device);
- eeepc_backlight_exit();
- eeepc_rfkill_exit();
- eeepc_input_exit();
- eeepc_hwmon_exit();
- sysfs_remove_group(&platform_device->dev.kobj,
- &platform_attribute_group);
- platform_device_unregister(platform_device);
- platform_driver_unregister(&platform_driver);
+ eeepc_backlight_exit(eeepc);
+ eeepc_rfkill_exit(eeepc);
+ eeepc_input_exit(eeepc);
+ eeepc_hwmon_exit(eeepc);
+ eeepc_led_exit(eeepc);
+ eeepc_platform_exit(eeepc);
- kfree(ehotk);
+ kfree(eeepc);
return 0;
}
+
+static const struct acpi_device_id eeepc_device_ids[] = {
+ {EEEPC_ACPI_HID, 0},
+ {"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, eeepc_device_ids);
+
+static struct acpi_driver eeepc_acpi_driver = {
+ .name = EEEPC_LAPTOP_NAME,
+ .class = EEEPC_ACPI_CLASS,
+ .owner = THIS_MODULE,
+ .ids = eeepc_device_ids,
+ .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
+ .ops = {
+ .add = eeepc_acpi_add,
+ .remove = eeepc_acpi_remove,
+ .notify = eeepc_acpi_notify,
+ },
+};
+
+
static int __init eeepc_laptop_init(void)
{
int result;
- if (acpi_disabled)
- return -ENODEV;
- result = acpi_bus_register_driver(&eeepc_hotk_driver);
+ result = platform_driver_register(&platform_driver);
if (result < 0)
return result;
- if (!ehotk) {
- acpi_bus_unregister_driver(&eeepc_hotk_driver);
- return -ENODEV;
+
+ result = acpi_bus_register_driver(&eeepc_acpi_driver);
+ if (result < 0)
+ goto fail_acpi_driver;
+ if (!eeepc_device_present) {
+ result = -ENODEV;
+ goto fail_no_device;
}
return 0;
+
+fail_no_device:
+ acpi_bus_unregister_driver(&eeepc_acpi_driver);
+fail_acpi_driver:
+ platform_driver_unregister(&platform_driver);
+ return result;
}
static void __exit eeepc_laptop_exit(void)
{
- acpi_bus_unregister_driver(&eeepc_hotk_driver);
+ acpi_bus_unregister_driver(&eeepc_acpi_driver);
+ platform_driver_unregister(&platform_driver);
}
module_init(eeepc_laptop_init);
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index c2842171cec6..63c3e658a884 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -51,6 +51,12 @@ MODULE_ALIAS("wmi:5FB7F034-2C63-45e9-BE91-3D44E2C707E4");
#define HPWMI_WIRELESS_QUERY 0x5
#define HPWMI_HOTKEY_QUERY 0xc
+enum hp_wmi_radio {
+ HPWMI_WIFI = 0,
+ HPWMI_BLUETOOTH = 1,
+ HPWMI_WWAN = 2,
+};
+
static int __init hp_wmi_bios_setup(struct platform_device *device);
static int __exit hp_wmi_bios_remove(struct platform_device *device);
static int hp_wmi_resume_handler(struct device *device);
@@ -94,7 +100,7 @@ static struct rfkill *wifi_rfkill;
static struct rfkill *bluetooth_rfkill;
static struct rfkill *wwan_rfkill;
-static struct dev_pm_ops hp_wmi_pm_ops = {
+static const struct dev_pm_ops hp_wmi_pm_ops = {
.resume = hp_wmi_resume_handler,
.restore = hp_wmi_resume_handler,
};
@@ -175,8 +181,8 @@ static int hp_wmi_tablet_state(void)
static int hp_wmi_set_block(void *data, bool blocked)
{
- unsigned long b = (unsigned long) data;
- int query = BIT(b + 8) | ((!blocked) << b);
+ enum hp_wmi_radio r = (enum hp_wmi_radio) data;
+ int query = BIT(r + 8) | ((!blocked) << r);
return hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 1, query);
}
@@ -185,31 +191,23 @@ static const struct rfkill_ops hp_wmi_rfkill_ops = {
.set_block = hp_wmi_set_block,
};
-static bool hp_wmi_wifi_state(void)
-{
- int wireless = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 0, 0);
-
- if (wireless & 0x100)
- return false;
- else
- return true;
-}
-
-static bool hp_wmi_bluetooth_state(void)
+static bool hp_wmi_get_sw_state(enum hp_wmi_radio r)
{
int wireless = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 0, 0);
+ int mask = 0x200 << (r * 8);
- if (wireless & 0x10000)
+ if (wireless & mask)
return false;
else
return true;
}
-static bool hp_wmi_wwan_state(void)
+static bool hp_wmi_get_hw_state(enum hp_wmi_radio r)
{
int wireless = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 0, 0);
+ int mask = 0x800 << (r * 8);
- if (wireless & 0x1000000)
+ if (wireless & mask)
return false;
else
return true;
@@ -334,49 +332,55 @@ static void hp_wmi_notify(u32 value, void *context)
struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL };
static struct key_entry *key;
union acpi_object *obj;
+ int eventcode;
wmi_get_event_data(value, &response);
obj = (union acpi_object *)response.pointer;
- if (obj && obj->type == ACPI_TYPE_BUFFER && obj->buffer.length == 8) {
- int eventcode = *((u8 *) obj->buffer.pointer);
- if (eventcode == 0x4)
- eventcode = hp_wmi_perform_query(HPWMI_HOTKEY_QUERY, 0,
- 0);
- key = hp_wmi_get_entry_by_scancode(eventcode);
- if (key) {
- switch (key->type) {
- case KE_KEY:
- input_report_key(hp_wmi_input_dev,
- key->keycode, 1);
- input_sync(hp_wmi_input_dev);
- input_report_key(hp_wmi_input_dev,
- key->keycode, 0);
- input_sync(hp_wmi_input_dev);
- break;
- }
- } else if (eventcode == 0x1) {
- input_report_switch(hp_wmi_input_dev, SW_DOCK,
- hp_wmi_dock_state());
- input_report_switch(hp_wmi_input_dev, SW_TABLET_MODE,
- hp_wmi_tablet_state());
+ if (!obj || obj->type != ACPI_TYPE_BUFFER || obj->buffer.length != 8) {
+ printk(KERN_INFO "HP WMI: Unknown response received\n");
+ return;
+ }
+
+ eventcode = *((u8 *) obj->buffer.pointer);
+ if (eventcode == 0x4)
+ eventcode = hp_wmi_perform_query(HPWMI_HOTKEY_QUERY, 0,
+ 0);
+ key = hp_wmi_get_entry_by_scancode(eventcode);
+ if (key) {
+ switch (key->type) {
+ case KE_KEY:
+ input_report_key(hp_wmi_input_dev,
+ key->keycode, 1);
+ input_sync(hp_wmi_input_dev);
+ input_report_key(hp_wmi_input_dev,
+ key->keycode, 0);
input_sync(hp_wmi_input_dev);
- } else if (eventcode == 0x5) {
- if (wifi_rfkill)
- rfkill_set_sw_state(wifi_rfkill,
- hp_wmi_wifi_state());
- if (bluetooth_rfkill)
- rfkill_set_sw_state(bluetooth_rfkill,
- hp_wmi_bluetooth_state());
- if (wwan_rfkill)
- rfkill_set_sw_state(wwan_rfkill,
- hp_wmi_wwan_state());
- } else
- printk(KERN_INFO "HP WMI: Unknown key pressed - %x\n",
- eventcode);
+ break;
+ }
+ } else if (eventcode == 0x1) {
+ input_report_switch(hp_wmi_input_dev, SW_DOCK,
+ hp_wmi_dock_state());
+ input_report_switch(hp_wmi_input_dev, SW_TABLET_MODE,
+ hp_wmi_tablet_state());
+ input_sync(hp_wmi_input_dev);
+ } else if (eventcode == 0x5) {
+ if (wifi_rfkill)
+ rfkill_set_states(wifi_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WIFI),
+ hp_wmi_get_hw_state(HPWMI_WIFI));
+ if (bluetooth_rfkill)
+ rfkill_set_states(bluetooth_rfkill,
+ hp_wmi_get_sw_state(HPWMI_BLUETOOTH),
+ hp_wmi_get_hw_state(HPWMI_BLUETOOTH));
+ if (wwan_rfkill)
+ rfkill_set_states(wwan_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WWAN),
+ hp_wmi_get_hw_state(HPWMI_WWAN));
} else
- printk(KERN_INFO "HP WMI: Unknown response received\n");
+ printk(KERN_INFO "HP WMI: Unknown key pressed - %x\n",
+ eventcode);
}
static int __init hp_wmi_input_setup(void)
@@ -455,7 +459,11 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
wifi_rfkill = rfkill_alloc("hp-wifi", &device->dev,
RFKILL_TYPE_WLAN,
&hp_wmi_rfkill_ops,
- (void *) 0);
+ (void *) HPWMI_WIFI);
+ rfkill_init_sw_state(wifi_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WIFI));
+ rfkill_set_hw_state(wifi_rfkill,
+ hp_wmi_get_hw_state(HPWMI_WIFI));
err = rfkill_register(wifi_rfkill);
if (err)
goto register_wifi_error;
@@ -465,7 +473,11 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
bluetooth_rfkill = rfkill_alloc("hp-bluetooth", &device->dev,
RFKILL_TYPE_BLUETOOTH,
&hp_wmi_rfkill_ops,
- (void *) 1);
+ (void *) HPWMI_BLUETOOTH);
+ rfkill_init_sw_state(bluetooth_rfkill,
+ hp_wmi_get_sw_state(HPWMI_BLUETOOTH));
+ rfkill_set_hw_state(bluetooth_rfkill,
+ hp_wmi_get_hw_state(HPWMI_BLUETOOTH));
err = rfkill_register(bluetooth_rfkill);
if (err)
goto register_bluetooth_error;
@@ -475,7 +487,11 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
wwan_rfkill = rfkill_alloc("hp-wwan", &device->dev,
RFKILL_TYPE_WWAN,
&hp_wmi_rfkill_ops,
- (void *) 2);
+ (void *) HPWMI_WWAN);
+ rfkill_init_sw_state(wwan_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WWAN));
+ rfkill_set_hw_state(wwan_rfkill,
+ hp_wmi_get_hw_state(HPWMI_WWAN));
err = rfkill_register(wwan_rfkill);
if (err)
goto register_wwan_err;
@@ -533,6 +549,19 @@ static int hp_wmi_resume_handler(struct device *device)
input_sync(hp_wmi_input_dev);
}
+ if (wifi_rfkill)
+ rfkill_set_states(wifi_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WIFI),
+ hp_wmi_get_hw_state(HPWMI_WIFI));
+ if (bluetooth_rfkill)
+ rfkill_set_states(bluetooth_rfkill,
+ hp_wmi_get_sw_state(HPWMI_BLUETOOTH),
+ hp_wmi_get_hw_state(HPWMI_BLUETOOTH));
+ if (wwan_rfkill)
+ rfkill_set_states(wwan_rfkill,
+ hp_wmi_get_sw_state(HPWMI_WWAN),
+ hp_wmi_get_hw_state(HPWMI_WWAN));
+
return 0;
}
diff --git a/drivers/platform/x86/intel_menlow.c b/drivers/platform/x86/intel_menlow.c
index 29432a50be45..f0a90a6bf396 100644
--- a/drivers/platform/x86/intel_menlow.c
+++ b/drivers/platform/x86/intel_menlow.c
@@ -510,7 +510,7 @@ static int __init intel_menlow_module_init(void)
/* Looking for sensors in each ACPI thermal zone */
status = acpi_walk_namespace(ACPI_TYPE_THERMAL, ACPI_ROOT_OBJECT,
ACPI_UINT32_MAX,
- intel_menlow_register_sensor, NULL, NULL);
+ intel_menlow_register_sensor, NULL, NULL, NULL);
if (ACPI_FAILURE(status))
return -ENODEV;
diff --git a/drivers/platform/x86/msi-wmi.c b/drivers/platform/x86/msi-wmi.c
new file mode 100644
index 000000000000..0c8fe145c4af
--- /dev/null
+++ b/drivers/platform/x86/msi-wmi.c
@@ -0,0 +1,293 @@
+/*
+ * MSI WMI hotkeys
+ *
+ * Copyright (C) 2009 Novell <trenn@suse.de>
+ *
+ * Most stuff taken over from hp-wmi
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * 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
+ */
+
+
+#include <linux/kernel.h>
+#include <linux/input.h>
+#include <linux/input/sparse-keymap.h>
+#include <linux/acpi.h>
+#include <linux/backlight.h>
+
+MODULE_AUTHOR("Thomas Renninger <trenn@suse.de>");
+MODULE_DESCRIPTION("MSI laptop WMI hotkeys driver");
+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 ": "
+
+#define MSIWMI_BIOS_GUID "551A1F84-FBDD-4125-91DB-3EA8F44F1D45"
+#define MSIWMI_EVENT_GUID "B6F3EEF2-3D2F-49DC-9DE3-85BCE18C62F2"
+
+#define dprintk(msg...) pr_debug(DRV_PFX msg)
+
+#define KEYCODE_BASE 0xD0
+#define MSI_WMI_BRIGHTNESSUP KEYCODE_BASE
+#define MSI_WMI_BRIGHTNESSDOWN (KEYCODE_BASE + 1)
+#define MSI_WMI_VOLUMEUP (KEYCODE_BASE + 2)
+#define MSI_WMI_VOLUMEDOWN (KEYCODE_BASE + 3)
+static struct key_entry msi_wmi_keymap[] = {
+ { KE_KEY, MSI_WMI_BRIGHTNESSUP, {KEY_BRIGHTNESSUP} },
+ { KE_KEY, MSI_WMI_BRIGHTNESSDOWN, {KEY_BRIGHTNESSDOWN} },
+ { KE_KEY, MSI_WMI_VOLUMEUP, {KEY_VOLUMEUP} },
+ { KE_KEY, MSI_WMI_VOLUMEDOWN, {KEY_VOLUMEDOWN} },
+ { KE_END, 0}
+};
+static ktime_t last_pressed[ARRAY_SIZE(msi_wmi_keymap) - 1];
+
+struct backlight_device *backlight;
+
+static int backlight_map[] = { 0x00, 0x33, 0x66, 0x99, 0xCC, 0xFF };
+
+static struct input_dev *msi_wmi_input_dev;
+
+static int msi_wmi_query_block(int instance, int *ret)
+{
+ acpi_status status;
+ union acpi_object *obj;
+
+ struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
+
+ status = wmi_query_block(MSIWMI_BIOS_GUID, instance, &output);
+
+ obj = output.pointer;
+
+ if (!obj || obj->type != ACPI_TYPE_INTEGER) {
+ if (obj) {
+ printk(KERN_ERR DRV_PFX "query block returned object "
+ "type: %d - buffer length:%d\n", obj->type,
+ obj->type == ACPI_TYPE_BUFFER ?
+ obj->buffer.length : 0);
+ }
+ kfree(obj);
+ return -EINVAL;
+ }
+ *ret = obj->integer.value;
+ kfree(obj);
+ return 0;
+}
+
+static int msi_wmi_set_block(int instance, int value)
+{
+ acpi_status status;
+
+ struct acpi_buffer input = { sizeof(int), &value };
+
+ dprintk("Going to set block of instance: %d - value: %d\n",
+ instance, value);
+
+ status = wmi_set_block(MSIWMI_BIOS_GUID, instance, &input);
+
+ return ACPI_SUCCESS(status) ? 0 : 1;
+}
+
+static int bl_get(struct backlight_device *bd)
+{
+ int level, err, ret;
+
+ /* Instance 1 is "get backlight", cmp with DSDT */
+ err = msi_wmi_query_block(1, &ret);
+ if (err) {
+ printk(KERN_ERR DRV_PFX "Could not query backlight: %d\n", err);
+ return -EINVAL;
+ }
+ dprintk("Get: Query block returned: %d\n", ret);
+ for (level = 0; level < ARRAY_SIZE(backlight_map); level++) {
+ if (backlight_map[level] == ret) {
+ dprintk("Current backlight level: 0x%X - index: %d\n",
+ backlight_map[level], level);
+ break;
+ }
+ }
+ if (level == ARRAY_SIZE(backlight_map)) {
+ printk(KERN_ERR DRV_PFX "get: Invalid brightness value: 0x%X\n",
+ ret);
+ return -EINVAL;
+ }
+ return level;
+}
+
+static int bl_set_status(struct backlight_device *bd)
+{
+ int bright = bd->props.brightness;
+ if (bright >= ARRAY_SIZE(backlight_map) || bright < 0)
+ return -EINVAL;
+
+ /* Instance 0 is "set backlight" */
+ return msi_wmi_set_block(0, backlight_map[bright]);
+}
+
+static struct backlight_ops msi_backlight_ops = {
+ .get_brightness = bl_get,
+ .update_status = bl_set_status,
+};
+
+static void msi_wmi_notify(u32 value, void *context)
+{
+ struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL };
+ static struct key_entry *key;
+ union acpi_object *obj;
+ ktime_t cur;
+
+ wmi_get_event_data(value, &response);
+
+ obj = (union acpi_object *)response.pointer;
+
+ if (obj && obj->type == ACPI_TYPE_INTEGER) {
+ int eventcode = obj->integer.value;
+ dprintk("Eventcode: 0x%x\n", eventcode);
+ key = sparse_keymap_entry_from_scancode(msi_wmi_input_dev,
+ eventcode);
+ if (key) {
+ ktime_t diff;
+ cur = ktime_get_real();
+ diff = ktime_sub(cur, last_pressed[key->code -
+ KEYCODE_BASE]);
+ /* Ignore event if the same event happened in a 50 ms
+ timeframe -> Key press may result in 10-20 GPEs */
+ if (ktime_to_us(diff) < 1000 * 50) {
+ dprintk("Suppressed key event 0x%X - "
+ "Last press was %lld us ago\n",
+ key->code, ktime_to_us(diff));
+ return;
+ }
+ last_pressed[key->code - KEYCODE_BASE] = cur;
+
+ if (key->type == KE_KEY &&
+ /* Brightness is served via acpi video driver */
+ (!acpi_video_backlight_support() ||
+ (key->code != MSI_WMI_BRIGHTNESSUP &&
+ key->code != MSI_WMI_BRIGHTNESSDOWN))) {
+ dprintk("Send key: 0x%X - "
+ "Input layer keycode: %d\n", key->code,
+ key->keycode);
+ sparse_keymap_report_entry(msi_wmi_input_dev,
+ key, 1, true);
+ }
+ } else
+ printk(KERN_INFO "Unknown key pressed - %x\n",
+ eventcode);
+ } else
+ printk(KERN_INFO DRV_PFX "Unknown event received\n");
+ kfree(response.pointer);
+}
+
+static int __init msi_wmi_input_setup(void)
+{
+ int err;
+
+ msi_wmi_input_dev = input_allocate_device();
+ if (!msi_wmi_input_dev)
+ return -ENOMEM;
+
+ msi_wmi_input_dev->name = "MSI WMI hotkeys";
+ msi_wmi_input_dev->phys = "wmi/input0";
+ msi_wmi_input_dev->id.bustype = BUS_HOST;
+
+ err = sparse_keymap_setup(msi_wmi_input_dev, msi_wmi_keymap, NULL);
+ if (err)
+ goto err_free_dev;
+
+ err = input_register_device(msi_wmi_input_dev);
+
+ if (err)
+ goto err_free_keymap;
+
+ memset(last_pressed, 0, sizeof(last_pressed));
+
+ return 0;
+
+err_free_keymap:
+ sparse_keymap_free(msi_wmi_input_dev);
+err_free_dev:
+ input_free_device(msi_wmi_input_dev);
+ return err;
+}
+
+static int __init msi_wmi_init(void)
+{
+ int err;
+
+ if (!wmi_has_guid(MSIWMI_EVENT_GUID)) {
+ printk(KERN_ERR
+ "This machine doesn't have MSI-hotkeys through WMI\n");
+ return -ENODEV;
+ }
+ err = wmi_install_notify_handler(MSIWMI_EVENT_GUID,
+ msi_wmi_notify, NULL);
+ if (err)
+ return -EINVAL;
+
+ err = msi_wmi_input_setup();
+ if (err)
+ goto err_uninstall_notifier;
+
+ if (!acpi_video_backlight_support()) {
+ backlight = backlight_device_register(DRV_NAME,
+ NULL, NULL, &msi_backlight_ops);
+ if (IS_ERR(backlight))
+ goto err_free_input;
+
+ backlight->props.max_brightness = ARRAY_SIZE(backlight_map) - 1;
+ err = bl_get(NULL);
+ if (err < 0)
+ goto err_free_backlight;
+
+ backlight->props.brightness = err;
+ }
+ dprintk("Event handler installed\n");
+
+ return 0;
+
+err_free_backlight:
+ backlight_device_unregister(backlight);
+err_free_input:
+ input_unregister_device(msi_wmi_input_dev);
+err_uninstall_notifier:
+ wmi_remove_notify_handler(MSIWMI_EVENT_GUID);
+ return err;
+}
+
+static void __exit msi_wmi_exit(void)
+{
+ if (wmi_has_guid(MSIWMI_EVENT_GUID)) {
+ wmi_remove_notify_handler(MSIWMI_EVENT_GUID);
+ sparse_keymap_free(msi_wmi_input_dev);
+ input_unregister_device(msi_wmi_input_dev);
+ backlight_device_unregister(backlight);
+ }
+}
+
+module_init(msi_wmi_init);
+module_exit(msi_wmi_exit);
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index a2a742c8ff7e..7a2cc8a5c975 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -1203,7 +1203,7 @@ static int sony_nc_add(struct acpi_device *device)
if (debug) {
status = acpi_walk_namespace(ACPI_TYPE_METHOD, sony_nc_acpi_handle,
- 1, sony_walk_callback, NULL, NULL);
+ 1, sony_walk_callback, NULL, NULL, NULL);
if (ACPI_FAILURE(status)) {
printk(KERN_WARNING DRV_PFX "unable to walk acpi resources\n");
result = -ENODEV;
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index a848c7e20aeb..448c8aeb166b 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -21,8 +21,8 @@
* 02110-1301, USA.
*/
-#define TPACPI_VERSION "0.23"
-#define TPACPI_SYSFS_VERSION 0x020500
+#define TPACPI_VERSION "0.24"
+#define TPACPI_SYSFS_VERSION 0x020700
/*
* Changelog:
@@ -61,6 +61,7 @@
#include <linux/nvram.h>
#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
#include <linux/sysfs.h>
#include <linux/backlight.h>
#include <linux/fb.h>
@@ -76,6 +77,10 @@
#include <linux/jiffies.h>
#include <linux/workqueue.h>
+#include <sound/core.h>
+#include <sound/control.h>
+#include <sound/initval.h>
+
#include <acpi/acpi_drivers.h>
#include <linux/pci_ids.h>
@@ -231,6 +236,7 @@ enum tpacpi_hkey_event_t {
#define TPACPI_DBG_HKEY 0x0008
#define TPACPI_DBG_FAN 0x0010
#define TPACPI_DBG_BRGHT 0x0020
+#define TPACPI_DBG_MIXER 0x0040
#define onoff(status, bit) ((status) & (1 << (bit)) ? "on" : "off")
#define enabled(status, bit) ((status) & (1 << (bit)) ? "enabled" : "disabled")
@@ -256,7 +262,7 @@ struct tp_acpi_drv_struct {
struct ibm_struct {
char *name;
- int (*read) (char *);
+ int (*read) (struct seq_file *);
int (*write) (char *);
void (*exit) (void);
void (*resume) (void);
@@ -298,6 +304,7 @@ static struct {
u32 fan_ctrl_status_undef:1;
u32 second_fan:1;
u32 beep_needs_two_args:1;
+ u32 mixer_no_level_control:1;
u32 input_device_registered:1;
u32 platform_drv_registered:1;
u32 platform_drv_attrs_registered:1;
@@ -309,6 +316,7 @@ static struct {
static struct {
u16 hotkey_mask_ff:1;
+ u16 volume_ctrl_forbidden:1;
} tp_warned;
struct thinkpad_id_data {
@@ -425,6 +433,12 @@ static void tpacpi_log_usertask(const char * const what)
.ec = TPACPI_MATCH_ANY, \
.quirks = (__quirk) }
+#define TPACPI_QEC_LNV(__id1, __id2, __quirk) \
+ { .vendor = PCI_VENDOR_ID_LENOVO, \
+ .bios = TPACPI_MATCH_ANY, \
+ .ec = TPID(__id1, __id2), \
+ .quirks = (__quirk) }
+
struct tpacpi_quirk {
unsigned int vendor;
u16 bios;
@@ -776,36 +790,25 @@ static int __init register_tpacpi_subdriver(struct ibm_struct *ibm)
****************************************************************************
****************************************************************************/
-static int dispatch_procfs_read(char *page, char **start, off_t off,
- int count, int *eof, void *data)
+static int dispatch_proc_show(struct seq_file *m, void *v)
{
- struct ibm_struct *ibm = data;
- int len;
+ struct ibm_struct *ibm = m->private;
if (!ibm || !ibm->read)
return -EINVAL;
+ return ibm->read(m);
+}
- len = ibm->read(page);
- if (len < 0)
- return len;
-
- 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_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, dispatch_proc_show, PDE(inode)->data);
}
-static int dispatch_procfs_write(struct file *file,
+static ssize_t dispatch_proc_write(struct file *file,
const char __user *userbuf,
- unsigned long count, void *data)
+ size_t count, loff_t *pos)
{
- struct ibm_struct *ibm = data;
+ struct ibm_struct *ibm = PDE(file->f_path.dentry->d_inode)->data;
char *kernbuf;
int ret;
@@ -834,6 +837,15 @@ static int dispatch_procfs_write(struct file *file,
return ret;
}
+static const struct file_operations dispatch_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = dispatch_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = dispatch_proc_write,
+};
+
static char *next_cmd(char **cmds)
{
char *start = *cmds;
@@ -1006,11 +1018,8 @@ static int parse_strtoul(const char *buf,
{
char *endp;
- while (*buf && isspace(*buf))
- buf++;
- *value = simple_strtoul(buf, &endp, 0);
- while (*endp && isspace(*endp))
- endp++;
+ *value = simple_strtoul(skip_spaces(buf), &endp, 0);
+ endp = skip_spaces(endp);
if (*endp || *value > max)
return -EINVAL;
@@ -1087,7 +1096,7 @@ static int __init tpacpi_check_std_acpi_brightness_support(void)
*/
status = acpi_walk_namespace(ACPI_TYPE_METHOD, vid_handle, 3,
- tpacpi_acpi_walk_find_bcl, NULL,
+ tpacpi_acpi_walk_find_bcl, NULL, NULL,
&bcl_ptr);
if (ACPI_SUCCESS(status) && bcl_levels > 2) {
@@ -1264,6 +1273,7 @@ static int __init tpacpi_new_rfkill(const enum tpacpi_rfk_id id,
struct tpacpi_rfk *atp_rfk;
int res;
bool sw_state = false;
+ bool hw_state;
int sw_status;
BUG_ON(id >= TPACPI_RFK_SW_MAX || tpacpi_rfkill_switches[id]);
@@ -1298,7 +1308,8 @@ static int __init tpacpi_new_rfkill(const enum tpacpi_rfk_id id,
rfkill_init_sw_state(atp_rfk->rfkill, sw_state);
}
}
- rfkill_set_hw_state(atp_rfk->rfkill, tpacpi_rfk_check_hwblock_state());
+ hw_state = tpacpi_rfk_check_hwblock_state();
+ rfkill_set_hw_state(atp_rfk->rfkill, hw_state);
res = rfkill_register(atp_rfk->rfkill);
if (res < 0) {
@@ -1311,6 +1322,9 @@ static int __init tpacpi_new_rfkill(const enum tpacpi_rfk_id id,
}
tpacpi_rfkill_switches[id] = atp_rfk;
+
+ printk(TPACPI_INFO "rfkill switch %s: radio is %sblocked\n",
+ name, (sw_state || hw_state) ? "" : "un");
return 0;
}
@@ -1383,12 +1397,10 @@ static ssize_t tpacpi_rfk_sysfs_enable_store(const enum tpacpi_rfk_id id,
}
/* procfs -------------------------------------------------------------- */
-static int tpacpi_rfk_procfs_read(const enum tpacpi_rfk_id id, char *p)
+static int tpacpi_rfk_procfs_read(const enum tpacpi_rfk_id id, struct seq_file *m)
{
- int len = 0;
-
if (id >= TPACPI_RFK_SW_MAX)
- len += sprintf(p + len, "status:\t\tnot supported\n");
+ seq_printf(m, "status:\t\tnot supported\n");
else {
int status;
@@ -1402,13 +1414,13 @@ static int tpacpi_rfk_procfs_read(const enum tpacpi_rfk_id id, char *p)
return status;
}
- len += sprintf(p + len, "status:\t\t%s\n",
+ seq_printf(m, "status:\t\t%s\n",
(status == TPACPI_RFK_RADIO_ON) ?
"enabled" : "disabled");
- len += sprintf(p + len, "commands:\tenable, disable\n");
+ seq_printf(m, "commands:\tenable, disable\n");
}
- return len;
+ return 0;
}
static int tpacpi_rfk_procfs_write(const enum tpacpi_rfk_id id, char *buf)
@@ -1779,7 +1791,7 @@ static const struct tpacpi_quirk tpacpi_bios_version_qtable[] __initconst = {
TPV_QL1('7', '9', 'E', '3', '5', '0'), /* T60/p */
TPV_QL1('7', 'C', 'D', '2', '2', '2'), /* R60, R60i */
- TPV_QL0('7', 'E', 'D', '0'), /* R60e, R60i */
+ TPV_QL1('7', 'E', 'D', '0', '1', '5'), /* R60e, R60i */
/* BIOS FW BIOS VERS EC FW EC VERS */
TPV_QI2('1', 'W', '9', '0', '1', 'V', '2', '8'), /* R50e (1) */
@@ -1795,8 +1807,8 @@ static const struct tpacpi_quirk tpacpi_bios_version_qtable[] __initconst = {
TPV_QI1('7', '4', '6', '4', '2', '7'), /* X41 (0) */
TPV_QI1('7', '5', '6', '0', '2', '0'), /* X41t (0) */
- TPV_QL0('7', 'B', 'D', '7'), /* X60/s */
- TPV_QL0('7', 'J', '3', '0'), /* X60t */
+ TPV_QL1('7', 'B', 'D', '7', '4', '0'), /* X60/s */
+ TPV_QL1('7', 'J', '3', '0', '1', '3'), /* X60t */
/* (0) - older versions lack DMI EC fw string and functionality */
/* (1) - older versions known to lack functionality */
@@ -1886,14 +1898,11 @@ static int __init thinkpad_acpi_driver_init(struct ibm_init_struct *iibm)
return 0;
}
-static int thinkpad_acpi_driver_read(char *p)
+static int thinkpad_acpi_driver_read(struct seq_file *m)
{
- int len = 0;
-
- len += sprintf(p + len, "driver:\t\t%s\n", TPACPI_DESC);
- len += sprintf(p + len, "version:\t%s\n", TPACPI_VERSION);
-
- return len;
+ seq_printf(m, "driver:\t\t%s\n", TPACPI_DESC);
+ seq_printf(m, "version:\t%s\n", TPACPI_VERSION);
+ return 0;
}
static struct ibm_struct thinkpad_acpi_driver_data = {
@@ -2189,7 +2198,8 @@ static int hotkey_mask_set(u32 mask)
fwmask, hotkey_acpi_mask);
}
- hotkey_mask_warn_incomplete_mask();
+ if (tpacpi_lifecycle != TPACPI_LIFE_EXITING)
+ hotkey_mask_warn_incomplete_mask();
return rc;
}
@@ -3185,6 +3195,8 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
int res, i;
int status;
int hkeyv;
+ bool radiosw_state = false;
+ bool tabletsw_state = false;
unsigned long quirks;
@@ -3290,6 +3302,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
#ifdef CONFIG_THINKPAD_ACPI_DEBUGFACILITIES
if (dbg_wlswemul) {
tp_features.hotkey_wlsw = 1;
+ radiosw_state = !!tpacpi_wlsw_emulstate;
printk(TPACPI_INFO
"radio switch emulation enabled\n");
} else
@@ -3297,6 +3310,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* Not all thinkpads have a hardware radio switch */
if (acpi_evalf(hkey_handle, &status, "WLSW", "qd")) {
tp_features.hotkey_wlsw = 1;
+ radiosw_state = !!status;
printk(TPACPI_INFO
"radio switch found; radios are %s\n",
enabled(status, 0));
@@ -3308,11 +3322,11 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* For X41t, X60t, X61t Tablets... */
if (!res && acpi_evalf(hkey_handle, &status, "MHKG", "qd")) {
tp_features.hotkey_tablet = 1;
+ tabletsw_state = !!(status & TP_HOTKEY_TABLET_MASK);
printk(TPACPI_INFO
"possible tablet mode switch found; "
"ThinkPad in %s mode\n",
- (status & TP_HOTKEY_TABLET_MASK)?
- "tablet" : "laptop");
+ (tabletsw_state) ? "tablet" : "laptop");
res = add_to_attr_set(hotkey_dev_attributes,
&dev_attr_hotkey_tablet_mode.attr);
}
@@ -3347,16 +3361,14 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
TPACPI_HOTKEY_MAP_SIZE);
}
- set_bit(EV_KEY, tpacpi_inputdev->evbit);
- set_bit(EV_MSC, tpacpi_inputdev->evbit);
- set_bit(MSC_SCAN, tpacpi_inputdev->mscbit);
+ input_set_capability(tpacpi_inputdev, EV_MSC, MSC_SCAN);
tpacpi_inputdev->keycodesize = TPACPI_HOTKEY_MAP_TYPESIZE;
tpacpi_inputdev->keycodemax = TPACPI_HOTKEY_MAP_LEN;
tpacpi_inputdev->keycode = hotkey_keycode_map;
for (i = 0; i < TPACPI_HOTKEY_MAP_LEN; i++) {
if (hotkey_keycode_map[i] != KEY_RESERVED) {
- set_bit(hotkey_keycode_map[i],
- tpacpi_inputdev->keybit);
+ input_set_capability(tpacpi_inputdev, EV_KEY,
+ hotkey_keycode_map[i]);
} else {
if (i < sizeof(hotkey_reserved_mask)*8)
hotkey_reserved_mask |= 1 << i;
@@ -3364,12 +3376,14 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
}
if (tp_features.hotkey_wlsw) {
- set_bit(EV_SW, tpacpi_inputdev->evbit);
- set_bit(SW_RFKILL_ALL, tpacpi_inputdev->swbit);
+ input_set_capability(tpacpi_inputdev, EV_SW, SW_RFKILL_ALL);
+ input_report_switch(tpacpi_inputdev,
+ SW_RFKILL_ALL, radiosw_state);
}
if (tp_features.hotkey_tablet) {
- set_bit(EV_SW, tpacpi_inputdev->evbit);
- set_bit(SW_TABLET_MODE, tpacpi_inputdev->swbit);
+ input_set_capability(tpacpi_inputdev, EV_SW, SW_TABLET_MODE);
+ input_report_switch(tpacpi_inputdev,
+ SW_TABLET_MODE, tabletsw_state);
}
/* Do not issue duplicate brightness change events to
@@ -3436,8 +3450,6 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
tpacpi_inputdev->close = &hotkey_inputdev_close;
hotkey_poll_setup_safe(true);
- tpacpi_send_radiosw_update();
- tpacpi_input_send_tabletsw();
return 0;
@@ -3545,49 +3557,57 @@ static bool hotkey_notify_usrevent(const u32 hkey,
}
}
+static void thermal_dump_all_sensors(void);
+
static bool hotkey_notify_thermal(const u32 hkey,
bool *send_acpi_ev,
bool *ignore_acpi_ev)
{
+ bool known = true;
+
/* 0x6000-0x6FFF: thermal alarms */
*send_acpi_ev = true;
*ignore_acpi_ev = false;
switch (hkey) {
+ case TP_HKEY_EV_THM_TABLE_CHANGED:
+ printk(TPACPI_INFO
+ "EC reports that Thermal Table has changed\n");
+ /* recommended action: do nothing, we don't have
+ * Lenovo ATM information */
+ return true;
case TP_HKEY_EV_ALARM_BAT_HOT:
printk(TPACPI_CRIT
"THERMAL ALARM: battery is too hot!\n");
/* recommended action: warn user through gui */
- return true;
+ break;
case TP_HKEY_EV_ALARM_BAT_XHOT:
printk(TPACPI_ALERT
"THERMAL EMERGENCY: battery is extremely hot!\n");
/* recommended action: immediate sleep/hibernate */
- return true;
+ break;
case TP_HKEY_EV_ALARM_SENSOR_HOT:
printk(TPACPI_CRIT
"THERMAL ALARM: "
"a sensor reports something is too hot!\n");
/* recommended action: warn user through gui, that */
/* some internal component is too hot */
- return true;
+ break;
case TP_HKEY_EV_ALARM_SENSOR_XHOT:
printk(TPACPI_ALERT
"THERMAL EMERGENCY: "
"a sensor reports something is extremely hot!\n");
/* recommended action: immediate sleep/hibernate */
- return true;
- case TP_HKEY_EV_THM_TABLE_CHANGED:
- printk(TPACPI_INFO
- "EC reports that Thermal Table has changed\n");
- /* recommended action: do nothing, we don't have
- * Lenovo ATM information */
- return true;
+ break;
default:
printk(TPACPI_ALERT
"THERMAL ALERT: unknown thermal alarm received\n");
- return false;
+ known = false;
}
+
+ thermal_dump_all_sensors();
+
+ return known;
}
static void hotkey_notify(struct ibm_struct *ibm, u32 event)
@@ -3730,14 +3750,13 @@ static void hotkey_resume(void)
}
/* procfs -------------------------------------------------------------- */
-static int hotkey_read(char *p)
+static int hotkey_read(struct seq_file *m)
{
int res, status;
- int len = 0;
if (!tp_features.hotkey) {
- len += sprintf(p + len, "status:\t\tnot supported\n");
- return len;
+ seq_printf(m, "status:\t\tnot supported\n");
+ return 0;
}
if (mutex_lock_killable(&hotkey_mutex))
@@ -3749,17 +3768,16 @@ static int hotkey_read(char *p)
if (res)
return res;
- len += sprintf(p + len, "status:\t\t%s\n", enabled(status, 0));
+ seq_printf(m, "status:\t\t%s\n", enabled(status, 0));
if (hotkey_all_mask) {
- len += sprintf(p + len, "mask:\t\t0x%08x\n", hotkey_user_mask);
- len += sprintf(p + len,
- "commands:\tenable, disable, reset, <mask>\n");
+ seq_printf(m, "mask:\t\t0x%08x\n", hotkey_user_mask);
+ seq_printf(m, "commands:\tenable, disable, reset, <mask>\n");
} else {
- len += sprintf(p + len, "mask:\t\tnot supported\n");
- len += sprintf(p + len, "commands:\tenable, disable, reset\n");
+ seq_printf(m, "mask:\t\tnot supported\n");
+ seq_printf(m, "commands:\tenable, disable, reset\n");
}
- return len;
+ return 0;
}
static void hotkey_enabledisable_warn(bool enable)
@@ -3866,15 +3884,6 @@ enum {
#define TPACPI_RFK_BLUETOOTH_SW_NAME "tpacpi_bluetooth_sw"
-static void bluetooth_suspend(pm_message_t state)
-{
- /* Try to make sure radio will resume powered off */
- if (!acpi_evalf(NULL, NULL, "\\BLTH", "vd",
- TP_ACPI_BLTH_PWR_OFF_ON_RESUME))
- vdbg_printk(TPACPI_DBG_RFKILL,
- "bluetooth power down on resume request failed\n");
-}
-
static int bluetooth_get_status(void)
{
int status;
@@ -3908,10 +3917,9 @@ static int bluetooth_set_status(enum tpacpi_rfkill_state state)
#endif
/* We make sure to keep TP_ACPI_BLUETOOTH_RESUMECTRL off */
+ status = TP_ACPI_BLUETOOTH_RESUMECTRL;
if (state == TPACPI_RFK_RADIO_ON)
- status = TP_ACPI_BLUETOOTH_RADIOSSW;
- else
- status = 0;
+ status |= TP_ACPI_BLUETOOTH_RADIOSSW;
if (!acpi_evalf(hkey_handle, NULL, "SBDC", "vd", status))
return -EIO;
@@ -4035,9 +4043,9 @@ static int __init bluetooth_init(struct ibm_init_struct *iibm)
}
/* procfs -------------------------------------------------------------- */
-static int bluetooth_read(char *p)
+static int bluetooth_read(struct seq_file *m)
{
- return tpacpi_rfk_procfs_read(TPACPI_RFK_BLUETOOTH_SW_ID, p);
+ return tpacpi_rfk_procfs_read(TPACPI_RFK_BLUETOOTH_SW_ID, m);
}
static int bluetooth_write(char *buf)
@@ -4050,7 +4058,6 @@ static struct ibm_struct bluetooth_driver_data = {
.read = bluetooth_read,
.write = bluetooth_write,
.exit = bluetooth_exit,
- .suspend = bluetooth_suspend,
.shutdown = bluetooth_shutdown,
};
@@ -4068,15 +4075,6 @@ enum {
#define TPACPI_RFK_WWAN_SW_NAME "tpacpi_wwan_sw"
-static void wan_suspend(pm_message_t state)
-{
- /* Try to make sure radio will resume powered off */
- if (!acpi_evalf(NULL, NULL, "\\WGSV", "qvd",
- TP_ACPI_WGSV_PWR_OFF_ON_RESUME))
- vdbg_printk(TPACPI_DBG_RFKILL,
- "WWAN power down on resume request failed\n");
-}
-
static int wan_get_status(void)
{
int status;
@@ -4109,11 +4107,10 @@ static int wan_set_status(enum tpacpi_rfkill_state state)
}
#endif
- /* We make sure to keep TP_ACPI_WANCARD_RESUMECTRL off */
+ /* We make sure to set TP_ACPI_WANCARD_RESUMECTRL */
+ status = TP_ACPI_WANCARD_RESUMECTRL;
if (state == TPACPI_RFK_RADIO_ON)
- status = TP_ACPI_WANCARD_RADIOSSW;
- else
- status = 0;
+ status |= TP_ACPI_WANCARD_RADIOSSW;
if (!acpi_evalf(hkey_handle, NULL, "SWAN", "vd", status))
return -EIO;
@@ -4236,9 +4233,9 @@ static int __init wan_init(struct ibm_init_struct *iibm)
}
/* procfs -------------------------------------------------------------- */
-static int wan_read(char *p)
+static int wan_read(struct seq_file *m)
{
- return tpacpi_rfk_procfs_read(TPACPI_RFK_WWAN_SW_ID, p);
+ return tpacpi_rfk_procfs_read(TPACPI_RFK_WWAN_SW_ID, m);
}
static int wan_write(char *buf)
@@ -4251,7 +4248,6 @@ static struct ibm_struct wan_driver_data = {
.read = wan_read,
.write = wan_write,
.exit = wan_exit,
- .suspend = wan_suspend,
.shutdown = wan_shutdown,
};
@@ -4614,14 +4610,13 @@ static int video_expand_toggle(void)
/* not reached */
}
-static int video_read(char *p)
+static int video_read(struct seq_file *m)
{
int status, autosw;
- int len = 0;
if (video_supported == TPACPI_VIDEO_NONE) {
- len += sprintf(p + len, "status:\t\tnot supported\n");
- return len;
+ seq_printf(m, "status:\t\tnot supported\n");
+ return 0;
}
status = video_outputsw_get();
@@ -4632,20 +4627,20 @@ static int video_read(char *p)
if (autosw < 0)
return autosw;
- len += sprintf(p + len, "status:\t\tsupported\n");
- len += sprintf(p + len, "lcd:\t\t%s\n", enabled(status, 0));
- len += sprintf(p + len, "crt:\t\t%s\n", enabled(status, 1));
+ seq_printf(m, "status:\t\tsupported\n");
+ seq_printf(m, "lcd:\t\t%s\n", enabled(status, 0));
+ seq_printf(m, "crt:\t\t%s\n", enabled(status, 1));
if (video_supported == TPACPI_VIDEO_NEW)
- len += sprintf(p + len, "dvi:\t\t%s\n", enabled(status, 3));
- len += sprintf(p + len, "auto:\t\t%s\n", enabled(autosw, 0));
- len += sprintf(p + len, "commands:\tlcd_enable, lcd_disable\n");
- len += sprintf(p + len, "commands:\tcrt_enable, crt_disable\n");
+ seq_printf(m, "dvi:\t\t%s\n", enabled(status, 3));
+ seq_printf(m, "auto:\t\t%s\n", enabled(autosw, 0));
+ seq_printf(m, "commands:\tlcd_enable, lcd_disable\n");
+ seq_printf(m, "commands:\tcrt_enable, crt_disable\n");
if (video_supported == TPACPI_VIDEO_NEW)
- len += sprintf(p + len, "commands:\tdvi_enable, dvi_disable\n");
- len += sprintf(p + len, "commands:\tauto_enable, auto_disable\n");
- len += sprintf(p + len, "commands:\tvideo_switch, expand_toggle\n");
+ seq_printf(m, "commands:\tdvi_enable, dvi_disable\n");
+ seq_printf(m, "commands:\tauto_enable, auto_disable\n");
+ seq_printf(m, "commands:\tvideo_switch, expand_toggle\n");
- return len;
+ return 0;
}
static int video_write(char *buf)
@@ -4837,25 +4832,24 @@ static void light_exit(void)
flush_workqueue(tpacpi_wq);
}
-static int light_read(char *p)
+static int light_read(struct seq_file *m)
{
- int len = 0;
int status;
if (!tp_features.light) {
- len += sprintf(p + len, "status:\t\tnot supported\n");
+ seq_printf(m, "status:\t\tnot supported\n");
} else if (!tp_features.light_status) {
- len += sprintf(p + len, "status:\t\tunknown\n");
- len += sprintf(p + len, "commands:\ton, off\n");
+ seq_printf(m, "status:\t\tunknown\n");
+ seq_printf(m, "commands:\ton, off\n");
} else {
status = light_get_status();
if (status < 0)
return status;
- len += sprintf(p + len, "status:\t\t%s\n", onoff(status, 0));
- len += sprintf(p + len, "commands:\ton, off\n");
+ seq_printf(m, "status:\t\t%s\n", onoff(status, 0));
+ seq_printf(m, "commands:\ton, off\n");
}
- return len;
+ return 0;
}
static int light_write(char *buf)
@@ -4933,20 +4927,18 @@ static void cmos_exit(void)
device_remove_file(&tpacpi_pdev->dev, &dev_attr_cmos_command);
}
-static int cmos_read(char *p)
+static int cmos_read(struct seq_file *m)
{
- int len = 0;
-
/* cmos not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p,
R30, R31, T20-22, X20-21 */
if (!cmos_handle)
- len += sprintf(p + len, "status:\t\tnot supported\n");
+ seq_printf(m, "status:\t\tnot supported\n");
else {
- len += sprintf(p + len, "status:\t\tsupported\n");
- len += sprintf(p + len, "commands:\t<cmd> (<cmd> is 0-21)\n");
+ seq_printf(m, "status:\t\tsupported\n");
+ seq_printf(m, "commands:\t<cmd> (<cmd> is 0-21)\n");
}
- return len;
+ return 0;
}
static int cmos_write(char *buf)
@@ -5321,15 +5313,13 @@ static int __init led_init(struct ibm_init_struct *iibm)
((s) == TPACPI_LED_OFF ? "off" : \
((s) == TPACPI_LED_ON ? "on" : "blinking"))
-static int led_read(char *p)
+static int led_read(struct seq_file *m)
{
- int len = 0;
-
if (!led_supported) {
- len += sprintf(p + len, "status:\t\tnot supported\n");
- return len;
+ seq_printf(m, "status:\t\tnot supported\n");
+ return 0;
}
- len += sprintf(p + len, "status:\t\tsupported\n");
+ seq_printf(m, "status:\t\tsupported\n");
if (led_supported == TPACPI_LED_570) {
/* 570 */
@@ -5338,15 +5328,15 @@ static int led_read(char *p)
status = led_get_status(i);
if (status < 0)
return -EIO;
- len += sprintf(p + len, "%d:\t\t%s\n",
+ seq_printf(m, "%d:\t\t%s\n",
i, str_led_status(status));
}
}
- len += sprintf(p + len, "commands:\t"
+ seq_printf(m, "commands:\t"
"<led> on, <led> off, <led> blink (<led> is 0-15)\n");
- return len;
+ return 0;
}
static int led_write(char *buf)
@@ -5419,18 +5409,16 @@ static int __init beep_init(struct ibm_init_struct *iibm)
return (beep_handle)? 0 : 1;
}
-static int beep_read(char *p)
+static int beep_read(struct seq_file *m)
{
- int len = 0;
-
if (!beep_handle)
- len += sprintf(p + len, "status:\t\tnot supported\n");
+ seq_printf(m, "status:\t\tnot supported\n");
else {
- len += sprintf(p + len, "status:\t\tsupported\n");
- len += sprintf(p + len, "commands:\t<cmd> (<cmd> is 0-17)\n");
+ seq_printf(m, "status:\t\tsupported\n");
+ seq_printf(m, "commands:\t<cmd> (<cmd> is 0-17)\n");
}
- return len;
+ return 0;
}
static int beep_write(char *buf)
@@ -5483,8 +5471,11 @@ enum { /* TPACPI_THERMAL_TPEC_* */
TP_EC_THERMAL_TMP0 = 0x78, /* ACPI EC regs TMP 0..7 */
TP_EC_THERMAL_TMP8 = 0xC0, /* ACPI EC regs TMP 8..15 */
TP_EC_THERMAL_TMP_NA = -128, /* ACPI EC sensor not available */
+
+ TPACPI_THERMAL_SENSOR_NA = -128000, /* Sensor not available */
};
+
#define TPACPI_MAX_THERMAL_SENSORS 16 /* Max thermal sensors supported */
struct ibm_thermal_sensors_struct {
s32 temp[TPACPI_MAX_THERMAL_SENSORS];
@@ -5574,6 +5565,28 @@ static int thermal_get_sensors(struct ibm_thermal_sensors_struct *s)
return n;
}
+static void thermal_dump_all_sensors(void)
+{
+ int n, i;
+ struct ibm_thermal_sensors_struct t;
+
+ n = thermal_get_sensors(&t);
+ if (n <= 0)
+ return;
+
+ printk(TPACPI_NOTICE
+ "temperatures (Celsius):");
+
+ for (i = 0; i < n; i++) {
+ if (t.temp[i] != TPACPI_THERMAL_SENSOR_NA)
+ printk(KERN_CONT " %d", (int)(t.temp[i] / 1000));
+ else
+ printk(KERN_CONT " N/A");
+ }
+
+ printk(KERN_CONT "\n");
+}
+
/* sysfs temp##_input -------------------------------------------------- */
static ssize_t thermal_temp_input_show(struct device *dev,
@@ -5589,7 +5602,7 @@ static ssize_t thermal_temp_input_show(struct device *dev,
res = thermal_get_sensor(idx, &value);
if (res)
return res;
- if (value == TP_EC_THERMAL_TMP_NA * 1000)
+ if (value == TPACPI_THERMAL_SENSOR_NA)
return -ENXIO;
return snprintf(buf, PAGE_SIZE, "%d\n", value);
@@ -5766,9 +5779,8 @@ static void thermal_exit(void)
}
}
-static int thermal_read(char *p)
+static int thermal_read(struct seq_file *m)
{
- int len = 0;
int n, i;
struct ibm_thermal_sensors_struct t;
@@ -5776,16 +5788,16 @@ static int thermal_read(char *p)
if (unlikely(n < 0))
return n;
- len += sprintf(p + len, "temperatures:\t");
+ seq_printf(m, "temperatures:\t");
if (n > 0) {
for (i = 0; i < (n - 1); i++)
- len += sprintf(p + len, "%d ", t.temp[i] / 1000);
- len += sprintf(p + len, "%d\n", t.temp[i] / 1000);
+ seq_printf(m, "%d ", t.temp[i] / 1000);
+ seq_printf(m, "%d\n", t.temp[i] / 1000);
} else
- len += sprintf(p + len, "not supported\n");
+ seq_printf(m, "not supported\n");
- return len;
+ return 0;
}
static struct ibm_struct thermal_driver_data = {
@@ -5800,39 +5812,38 @@ static struct ibm_struct thermal_driver_data = {
static u8 ecdump_regs[256];
-static int ecdump_read(char *p)
+static int ecdump_read(struct seq_file *m)
{
- int len = 0;
int i, j;
u8 v;
- len += sprintf(p + len, "EC "
+ seq_printf(m, "EC "
" +00 +01 +02 +03 +04 +05 +06 +07"
" +08 +09 +0a +0b +0c +0d +0e +0f\n");
for (i = 0; i < 256; i += 16) {
- len += sprintf(p + len, "EC 0x%02x:", i);
+ seq_printf(m, "EC 0x%02x:", i);
for (j = 0; j < 16; j++) {
if (!acpi_ec_read(i + j, &v))
break;
if (v != ecdump_regs[i + j])
- len += sprintf(p + len, " *%02x", v);
+ seq_printf(m, " *%02x", v);
else
- len += sprintf(p + len, " %02x", v);
+ seq_printf(m, " %02x", v);
ecdump_regs[i + j] = v;
}
- len += sprintf(p + len, "\n");
+ seq_putc(m, '\n');
if (j != 16)
break;
}
/* These are way too dangerous to advertise openly... */
#if 0
- len += sprintf(p + len, "commands:\t0x<offset> 0x<value>"
+ seq_printf(m, "commands:\t0x<offset> 0x<value>"
" (<offset> is 00-ff, <value> is 00-ff)\n");
- len += sprintf(p + len, "commands:\t0x<offset> <value> "
+ seq_printf(m, "commands:\t0x<offset> <value> "
" (<offset> is 00-ff, <value> is 0-255)\n");
#endif
- return len;
+ return 0;
}
static int ecdump_write(char *buf)
@@ -6095,6 +6106,12 @@ static int brightness_get(struct backlight_device *bd)
return status & TP_EC_BACKLIGHT_LVLMSK;
}
+static void tpacpi_brightness_notify_change(void)
+{
+ backlight_force_update(ibm_backlight_device,
+ BACKLIGHT_UPDATE_HOTKEY);
+}
+
static struct backlight_ops ibm_backlight_data = {
.get_brightness = brightness_get,
.update_status = brightness_update_status,
@@ -6123,8 +6140,8 @@ static const struct tpacpi_quirk brightness_quirk_table[] __initconst = {
/* Models with Intel Extreme Graphics 2 */
TPACPI_Q_IBM('1', 'U', TPACPI_BRGHT_Q_NOEC),
- TPACPI_Q_IBM('1', 'V', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_NOEC),
- TPACPI_Q_IBM('1', 'W', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_NOEC),
+ TPACPI_Q_IBM('1', 'V', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_EC),
+ TPACPI_Q_IBM('1', 'W', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_EC),
/* Models with Intel GMA900 */
TPACPI_Q_IBM('7', '0', TPACPI_BRGHT_Q_NOEC), /* T43, R52 */
@@ -6249,6 +6266,12 @@ static int __init brightness_init(struct ibm_init_struct *iibm)
ibm_backlight_device->props.brightness = b & TP_EC_BACKLIGHT_LVLMSK;
backlight_update_status(ibm_backlight_device);
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_BRGHT,
+ "brightness: registering brightness hotkeys "
+ "as change notification\n");
+ tpacpi_hotkey_driver_mask_set(hotkey_driver_mask
+ | TP_ACPI_HKEY_BRGHTUP_MASK
+ | TP_ACPI_HKEY_BRGHTDWN_MASK);;
return 0;
}
@@ -6273,23 +6296,22 @@ static void brightness_exit(void)
tpacpi_brightness_checkpoint_nvram();
}
-static int brightness_read(char *p)
+static int brightness_read(struct seq_file *m)
{
- int len = 0;
int level;
level = brightness_get(NULL);
if (level < 0) {
- len += sprintf(p + len, "level:\t\tunreadable\n");
+ seq_printf(m, "level:\t\tunreadable\n");
} else {
- len += sprintf(p + len, "level:\t\t%d\n", level);
- len += sprintf(p + len, "commands:\tup, down\n");
- len += sprintf(p + len, "commands:\tlevel <level>"
+ seq_printf(m, "level:\t\t%d\n", level);
+ seq_printf(m, "commands:\tup, down\n");
+ seq_printf(m, "commands:\tlevel <level>"
" (<level> is 0-%d)\n",
(tp_features.bright_16levels) ? 15 : 7);
}
- return len;
+ return 0;
}
static int brightness_write(char *buf)
@@ -6325,6 +6347,9 @@ static int brightness_write(char *buf)
* Doing it this way makes the syscall restartable in case of EINTR
*/
rc = brightness_set(level);
+ if (!rc && ibm_backlight_device)
+ backlight_force_update(ibm_backlight_device,
+ BACKLIGHT_UPDATE_SYSFS);
return (rc == -EINTR)? -ERESTARTSYS : rc;
}
@@ -6341,99 +6366,654 @@ static struct ibm_struct brightness_driver_data = {
* Volume subdriver
*/
-static int volume_offset = 0x30;
+/*
+ * IBM ThinkPads have a simple volume controller with MUTE gating.
+ * Very early Lenovo ThinkPads follow the IBM ThinkPad spec.
+ *
+ * Since the *61 series (and probably also the later *60 series), Lenovo
+ * ThinkPads only implement the MUTE gate.
+ *
+ * EC register 0x30
+ * Bit 6: MUTE (1 mutes sound)
+ * Bit 3-0: Volume
+ * Other bits should be zero as far as we know.
+ *
+ * This is also stored in CMOS NVRAM, byte 0x60, bit 6 (MUTE), and
+ * bits 3-0 (volume). Other bits in NVRAM may have other functions,
+ * such as bit 7 which is used to detect repeated presses of MUTE,
+ * and we leave them unchanged.
+ */
+
+#define TPACPI_ALSA_DRVNAME "ThinkPad EC"
+#define TPACPI_ALSA_SHRTNAME "ThinkPad Console Audio Control"
+#define TPACPI_ALSA_MIXERNAME TPACPI_ALSA_SHRTNAME
+
+static int alsa_index = SNDRV_DEFAULT_IDX1;
+static char *alsa_id = "ThinkPadEC";
+static int alsa_enable = SNDRV_DEFAULT_ENABLE1;
+
+struct tpacpi_alsa_data {
+ struct snd_card *card;
+ struct snd_ctl_elem_id *ctl_mute_id;
+ struct snd_ctl_elem_id *ctl_vol_id;
+};
+
+static struct snd_card *alsa_card;
+
+enum {
+ TP_EC_AUDIO = 0x30,
+
+ /* TP_EC_AUDIO bits */
+ TP_EC_AUDIO_MUTESW = 6,
+
+ /* TP_EC_AUDIO bitmasks */
+ TP_EC_AUDIO_LVL_MSK = 0x0F,
+ TP_EC_AUDIO_MUTESW_MSK = (1 << TP_EC_AUDIO_MUTESW),
+
+ /* Maximum volume */
+ TP_EC_VOLUME_MAX = 14,
+};
+
+enum tpacpi_volume_access_mode {
+ TPACPI_VOL_MODE_AUTO = 0, /* Not implemented yet */
+ TPACPI_VOL_MODE_EC, /* Pure EC control */
+ TPACPI_VOL_MODE_UCMS_STEP, /* UCMS step-based control: N/A */
+ TPACPI_VOL_MODE_ECNVRAM, /* EC control w/ NVRAM store */
+ TPACPI_VOL_MODE_MAX
+};
+
+enum tpacpi_volume_capabilities {
+ TPACPI_VOL_CAP_AUTO = 0, /* Use white/blacklist */
+ TPACPI_VOL_CAP_VOLMUTE, /* Output vol and mute */
+ TPACPI_VOL_CAP_MUTEONLY, /* Output mute only */
+ TPACPI_VOL_CAP_MAX
+};
+
+static enum tpacpi_volume_access_mode volume_mode =
+ TPACPI_VOL_MODE_MAX;
+
+static enum tpacpi_volume_capabilities volume_capabilities;
+static int volume_control_allowed;
-static int volume_read(char *p)
+/*
+ * Used to syncronize writers to TP_EC_AUDIO and
+ * TP_NVRAM_ADDR_MIXER, as we need to do read-modify-write
+ */
+static struct mutex volume_mutex;
+
+static void tpacpi_volume_checkpoint_nvram(void)
{
- int len = 0;
- u8 level;
+ u8 lec = 0;
+ u8 b_nvram;
+ u8 ec_mask;
+
+ if (volume_mode != TPACPI_VOL_MODE_ECNVRAM)
+ return;
+ if (!volume_control_allowed)
+ return;
+
+ vdbg_printk(TPACPI_DBG_MIXER,
+ "trying to checkpoint mixer state to NVRAM...\n");
- if (!acpi_ec_read(volume_offset, &level)) {
- len += sprintf(p + len, "level:\t\tunreadable\n");
+ if (tp_features.mixer_no_level_control)
+ ec_mask = TP_EC_AUDIO_MUTESW_MSK;
+ else
+ ec_mask = TP_EC_AUDIO_MUTESW_MSK | TP_EC_AUDIO_LVL_MSK;
+
+ if (mutex_lock_killable(&volume_mutex) < 0)
+ return;
+
+ if (unlikely(!acpi_ec_read(TP_EC_AUDIO, &lec)))
+ goto unlock;
+ lec &= ec_mask;
+ b_nvram = nvram_read_byte(TP_NVRAM_ADDR_MIXER);
+
+ if (lec != (b_nvram & ec_mask)) {
+ /* NVRAM needs update */
+ b_nvram &= ~ec_mask;
+ b_nvram |= lec;
+ nvram_write_byte(b_nvram, TP_NVRAM_ADDR_MIXER);
+ dbg_printk(TPACPI_DBG_MIXER,
+ "updated NVRAM mixer status to 0x%02x (0x%02x)\n",
+ (unsigned int) lec, (unsigned int) b_nvram);
} else {
- len += sprintf(p + len, "level:\t\t%d\n", level & 0xf);
- len += sprintf(p + len, "mute:\t\t%s\n", onoff(level, 6));
- len += sprintf(p + len, "commands:\tup, down, mute\n");
- len += sprintf(p + len, "commands:\tlevel <level>"
- " (<level> is 0-15)\n");
+ vdbg_printk(TPACPI_DBG_MIXER,
+ "NVRAM mixer status already is 0x%02x (0x%02x)\n",
+ (unsigned int) lec, (unsigned int) b_nvram);
}
- return len;
+unlock:
+ mutex_unlock(&volume_mutex);
}
-static int volume_write(char *buf)
+static int volume_get_status_ec(u8 *status)
{
- int cmos_cmd, inc, i;
- u8 level, mute;
- int new_level, new_mute;
- char *cmd;
+ u8 s;
- while ((cmd = next_cmd(&buf))) {
- if (!acpi_ec_read(volume_offset, &level))
- return -EIO;
- new_mute = mute = level & 0x40;
- new_level = level = level & 0xf;
+ if (!acpi_ec_read(TP_EC_AUDIO, &s))
+ return -EIO;
- if (strlencmp(cmd, "up") == 0) {
- if (mute)
- new_mute = 0;
- else
- new_level = level == 15 ? 15 : level + 1;
- } else if (strlencmp(cmd, "down") == 0) {
- if (mute)
- new_mute = 0;
- else
- new_level = level == 0 ? 0 : level - 1;
- } else if (sscanf(cmd, "level %d", &new_level) == 1 &&
- new_level >= 0 && new_level <= 15) {
- /* new_level set */
- } else if (strlencmp(cmd, "mute") == 0) {
- new_mute = 0x40;
- } else
- return -EINVAL;
+ *status = s;
- if (new_level != level) {
- /* mute doesn't change */
+ dbg_printk(TPACPI_DBG_MIXER, "status 0x%02x\n", s);
- cmos_cmd = (new_level > level) ?
- TP_CMOS_VOLUME_UP : TP_CMOS_VOLUME_DOWN;
- inc = new_level > level ? 1 : -1;
+ return 0;
+}
- if (mute && (issue_thinkpad_cmos_command(cmos_cmd) ||
- !acpi_ec_write(volume_offset, level)))
- return -EIO;
+static int volume_get_status(u8 *status)
+{
+ return volume_get_status_ec(status);
+}
- for (i = level; i != new_level; i += inc)
- if (issue_thinkpad_cmos_command(cmos_cmd) ||
- !acpi_ec_write(volume_offset, i + inc))
- return -EIO;
+static int volume_set_status_ec(const u8 status)
+{
+ if (!acpi_ec_write(TP_EC_AUDIO, status))
+ return -EIO;
- if (mute &&
- (issue_thinkpad_cmos_command(TP_CMOS_VOLUME_MUTE) ||
- !acpi_ec_write(volume_offset, new_level + mute))) {
- return -EIO;
- }
+ dbg_printk(TPACPI_DBG_MIXER, "set EC mixer to 0x%02x\n", status);
+
+ return 0;
+}
+
+static int volume_set_status(const u8 status)
+{
+ return volume_set_status_ec(status);
+}
+
+static int volume_set_mute_ec(const bool mute)
+{
+ int rc;
+ u8 s, n;
+
+ if (mutex_lock_killable(&volume_mutex) < 0)
+ return -EINTR;
+
+ rc = volume_get_status_ec(&s);
+ if (rc)
+ goto unlock;
+
+ n = (mute) ? s | TP_EC_AUDIO_MUTESW_MSK :
+ s & ~TP_EC_AUDIO_MUTESW_MSK;
+
+ if (n != s)
+ rc = volume_set_status_ec(n);
+
+unlock:
+ mutex_unlock(&volume_mutex);
+ return rc;
+}
+
+static int volume_set_mute(const bool mute)
+{
+ dbg_printk(TPACPI_DBG_MIXER, "trying to %smute\n",
+ (mute) ? "" : "un");
+ return volume_set_mute_ec(mute);
+}
+
+static int volume_set_volume_ec(const u8 vol)
+{
+ int rc;
+ u8 s, n;
+
+ if (vol > TP_EC_VOLUME_MAX)
+ return -EINVAL;
+
+ if (mutex_lock_killable(&volume_mutex) < 0)
+ return -EINTR;
+
+ rc = volume_get_status_ec(&s);
+ if (rc)
+ goto unlock;
+
+ n = (s & ~TP_EC_AUDIO_LVL_MSK) | vol;
+
+ if (n != s)
+ rc = volume_set_status_ec(n);
+
+unlock:
+ mutex_unlock(&volume_mutex);
+ return rc;
+}
+
+static int volume_set_volume(const u8 vol)
+{
+ dbg_printk(TPACPI_DBG_MIXER,
+ "trying to set volume level to %hu\n", vol);
+ return volume_set_volume_ec(vol);
+}
+
+static void volume_alsa_notify_change(void)
+{
+ struct tpacpi_alsa_data *d;
+
+ if (alsa_card && alsa_card->private_data) {
+ d = alsa_card->private_data;
+ if (d->ctl_mute_id)
+ snd_ctl_notify(alsa_card,
+ SNDRV_CTL_EVENT_MASK_VALUE,
+ d->ctl_mute_id);
+ if (d->ctl_vol_id)
+ snd_ctl_notify(alsa_card,
+ SNDRV_CTL_EVENT_MASK_VALUE,
+ d->ctl_vol_id);
+ }
+}
+
+static int volume_alsa_vol_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = TP_EC_VOLUME_MAX;
+ return 0;
+}
+
+static int volume_alsa_vol_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ u8 s;
+ int rc;
+
+ rc = volume_get_status(&s);
+ if (rc < 0)
+ return rc;
+
+ ucontrol->value.integer.value[0] = s & TP_EC_AUDIO_LVL_MSK;
+ return 0;
+}
+
+static int volume_alsa_vol_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return volume_set_volume(ucontrol->value.integer.value[0]);
+}
+
+#define volume_alsa_mute_info snd_ctl_boolean_mono_info
+
+static int volume_alsa_mute_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ u8 s;
+ int rc;
+
+ rc = volume_get_status(&s);
+ if (rc < 0)
+ return rc;
+
+ ucontrol->value.integer.value[0] =
+ (s & TP_EC_AUDIO_MUTESW_MSK) ? 0 : 1;
+ return 0;
+}
+
+static int volume_alsa_mute_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return volume_set_mute(!ucontrol->value.integer.value[0]);
+}
+
+static struct snd_kcontrol_new volume_alsa_control_vol __devinitdata = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Console Playback Volume",
+ .index = 0,
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .info = volume_alsa_vol_info,
+ .get = volume_alsa_vol_get,
+};
+
+static struct snd_kcontrol_new volume_alsa_control_mute __devinitdata = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Console Playback Switch",
+ .index = 0,
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .info = volume_alsa_mute_info,
+ .get = volume_alsa_mute_get,
+};
+
+static void volume_suspend(pm_message_t state)
+{
+ tpacpi_volume_checkpoint_nvram();
+}
+
+static void volume_resume(void)
+{
+ volume_alsa_notify_change();
+}
+
+static void volume_shutdown(void)
+{
+ tpacpi_volume_checkpoint_nvram();
+}
+
+static void volume_exit(void)
+{
+ if (alsa_card) {
+ snd_card_free(alsa_card);
+ alsa_card = NULL;
+ }
+
+ tpacpi_volume_checkpoint_nvram();
+}
+
+static int __init volume_create_alsa_mixer(void)
+{
+ struct snd_card *card;
+ struct tpacpi_alsa_data *data;
+ struct snd_kcontrol *ctl_vol;
+ struct snd_kcontrol *ctl_mute;
+ int rc;
+
+ rc = snd_card_create(alsa_index, alsa_id, THIS_MODULE,
+ sizeof(struct tpacpi_alsa_data), &card);
+ if (rc < 0)
+ return rc;
+ if (!card)
+ return -ENOMEM;
+
+ BUG_ON(!card->private_data);
+ data = card->private_data;
+ data->card = card;
+
+ strlcpy(card->driver, TPACPI_ALSA_DRVNAME,
+ sizeof(card->driver));
+ strlcpy(card->shortname, TPACPI_ALSA_SHRTNAME,
+ sizeof(card->shortname));
+ snprintf(card->mixername, sizeof(card->mixername), "ThinkPad EC %s",
+ (thinkpad_id.ec_version_str) ?
+ thinkpad_id.ec_version_str : "(unknown)");
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at EC reg 0x%02x, fw %s", card->shortname, TP_EC_AUDIO,
+ (thinkpad_id.ec_version_str) ?
+ thinkpad_id.ec_version_str : "unknown");
+
+ if (volume_control_allowed) {
+ volume_alsa_control_vol.put = volume_alsa_vol_put;
+ volume_alsa_control_vol.access =
+ SNDRV_CTL_ELEM_ACCESS_READWRITE;
+
+ volume_alsa_control_mute.put = volume_alsa_mute_put;
+ volume_alsa_control_mute.access =
+ SNDRV_CTL_ELEM_ACCESS_READWRITE;
+ }
+
+ if (!tp_features.mixer_no_level_control) {
+ ctl_vol = snd_ctl_new1(&volume_alsa_control_vol, NULL);
+ rc = snd_ctl_add(card, ctl_vol);
+ if (rc < 0) {
+ printk(TPACPI_ERR
+ "Failed to create ALSA volume control\n");
+ goto err_out;
}
+ data->ctl_vol_id = &ctl_vol->id;
+ }
- if (new_mute != mute) {
- /* level doesn't change */
+ ctl_mute = snd_ctl_new1(&volume_alsa_control_mute, NULL);
+ rc = snd_ctl_add(card, ctl_mute);
+ if (rc < 0) {
+ printk(TPACPI_ERR "Failed to create ALSA mute control\n");
+ goto err_out;
+ }
+ data->ctl_mute_id = &ctl_mute->id;
- cmos_cmd = (new_mute) ?
- TP_CMOS_VOLUME_MUTE : TP_CMOS_VOLUME_UP;
+ snd_card_set_dev(card, &tpacpi_pdev->dev);
+ rc = snd_card_register(card);
- if (issue_thinkpad_cmos_command(cmos_cmd) ||
- !acpi_ec_write(volume_offset, level + new_mute))
- return -EIO;
+err_out:
+ if (rc < 0) {
+ snd_card_free(card);
+ card = NULL;
+ }
+
+ alsa_card = card;
+ return rc;
+}
+
+#define TPACPI_VOL_Q_MUTEONLY 0x0001 /* Mute-only control available */
+#define TPACPI_VOL_Q_LEVEL 0x0002 /* Volume control available */
+
+static const struct tpacpi_quirk volume_quirk_table[] __initconst = {
+ /* Whitelist volume level on all IBM by default */
+ { .vendor = PCI_VENDOR_ID_IBM,
+ .bios = TPACPI_MATCH_ANY,
+ .ec = TPACPI_MATCH_ANY,
+ .quirks = TPACPI_VOL_Q_LEVEL },
+
+ /* Lenovo models with volume control (needs confirmation) */
+ TPACPI_QEC_LNV('7', 'C', TPACPI_VOL_Q_LEVEL), /* R60/i */
+ TPACPI_QEC_LNV('7', 'E', TPACPI_VOL_Q_LEVEL), /* R60e/i */
+ TPACPI_QEC_LNV('7', '9', TPACPI_VOL_Q_LEVEL), /* T60/p */
+ TPACPI_QEC_LNV('7', 'B', TPACPI_VOL_Q_LEVEL), /* X60/s */
+ TPACPI_QEC_LNV('7', 'J', TPACPI_VOL_Q_LEVEL), /* X60t */
+ TPACPI_QEC_LNV('7', '7', TPACPI_VOL_Q_LEVEL), /* Z60 */
+ TPACPI_QEC_LNV('7', 'F', TPACPI_VOL_Q_LEVEL), /* Z61 */
+
+ /* Whitelist mute-only on all Lenovo by default */
+ { .vendor = PCI_VENDOR_ID_LENOVO,
+ .bios = TPACPI_MATCH_ANY,
+ .ec = TPACPI_MATCH_ANY,
+ .quirks = TPACPI_VOL_Q_MUTEONLY }
+};
+
+static int __init volume_init(struct ibm_init_struct *iibm)
+{
+ unsigned long quirks;
+ int rc;
+
+ vdbg_printk(TPACPI_DBG_INIT, "initializing volume subdriver\n");
+
+ mutex_init(&volume_mutex);
+
+ /*
+ * Check for module parameter bogosity, note that we
+ * init volume_mode to TPACPI_VOL_MODE_MAX in order to be
+ * able to detect "unspecified"
+ */
+ if (volume_mode > TPACPI_VOL_MODE_MAX)
+ return -EINVAL;
+
+ if (volume_mode == TPACPI_VOL_MODE_UCMS_STEP) {
+ printk(TPACPI_ERR
+ "UCMS step volume mode not implemented, "
+ "please contact %s\n", TPACPI_MAIL);
+ return 1;
+ }
+
+ if (volume_capabilities >= TPACPI_VOL_CAP_MAX)
+ return -EINVAL;
+
+ /*
+ * The ALSA mixer is our primary interface.
+ * When disabled, don't install the subdriver at all
+ */
+ if (!alsa_enable) {
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_MIXER,
+ "ALSA mixer disabled by parameter, "
+ "not loading volume subdriver...\n");
+ return 1;
+ }
+
+ quirks = tpacpi_check_quirks(volume_quirk_table,
+ ARRAY_SIZE(volume_quirk_table));
+
+ switch (volume_capabilities) {
+ case TPACPI_VOL_CAP_AUTO:
+ if (quirks & TPACPI_VOL_Q_MUTEONLY)
+ tp_features.mixer_no_level_control = 1;
+ else if (quirks & TPACPI_VOL_Q_LEVEL)
+ tp_features.mixer_no_level_control = 0;
+ else
+ return 1; /* no mixer */
+ break;
+ case TPACPI_VOL_CAP_VOLMUTE:
+ tp_features.mixer_no_level_control = 0;
+ break;
+ case TPACPI_VOL_CAP_MUTEONLY:
+ tp_features.mixer_no_level_control = 1;
+ break;
+ default:
+ return 1;
+ }
+
+ if (volume_capabilities != TPACPI_VOL_CAP_AUTO)
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_MIXER,
+ "using user-supplied volume_capabilities=%d\n",
+ volume_capabilities);
+
+ if (volume_mode == TPACPI_VOL_MODE_AUTO ||
+ volume_mode == TPACPI_VOL_MODE_MAX) {
+ volume_mode = TPACPI_VOL_MODE_ECNVRAM;
+
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_MIXER,
+ "driver auto-selected volume_mode=%d\n",
+ volume_mode);
+ } else {
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_MIXER,
+ "using user-supplied volume_mode=%d\n",
+ volume_mode);
+ }
+
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_MIXER,
+ "mute is supported, volume control is %s\n",
+ str_supported(!tp_features.mixer_no_level_control));
+
+ rc = volume_create_alsa_mixer();
+ if (rc) {
+ printk(TPACPI_ERR
+ "Could not create the ALSA mixer interface\n");
+ return rc;
+ }
+
+ printk(TPACPI_INFO
+ "Console audio control enabled, mode: %s\n",
+ (volume_control_allowed) ?
+ "override (read/write)" :
+ "monitor (read only)");
+
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_MIXER,
+ "registering volume hotkeys as change notification\n");
+ tpacpi_hotkey_driver_mask_set(hotkey_driver_mask
+ | TP_ACPI_HKEY_VOLUP_MASK
+ | TP_ACPI_HKEY_VOLDWN_MASK
+ | TP_ACPI_HKEY_MUTE_MASK);
+
+ return 0;
+}
+
+static int volume_read(struct seq_file *m)
+{
+ u8 status;
+
+ if (volume_get_status(&status) < 0) {
+ seq_printf(m, "level:\t\tunreadable\n");
+ } else {
+ if (tp_features.mixer_no_level_control)
+ seq_printf(m, "level:\t\tunsupported\n");
+ else
+ seq_printf(m, "level:\t\t%d\n",
+ status & TP_EC_AUDIO_LVL_MSK);
+
+ seq_printf(m, "mute:\t\t%s\n",
+ onoff(status, TP_EC_AUDIO_MUTESW));
+
+ if (volume_control_allowed) {
+ seq_printf(m, "commands:\tunmute, mute\n");
+ if (!tp_features.mixer_no_level_control) {
+ seq_printf(m,
+ "commands:\tup, down\n");
+ seq_printf(m,
+ "commands:\tlevel <level>"
+ " (<level> is 0-%d)\n",
+ TP_EC_VOLUME_MAX);
+ }
}
}
return 0;
}
+static int volume_write(char *buf)
+{
+ u8 s;
+ u8 new_level, new_mute;
+ int l;
+ char *cmd;
+ int rc;
+
+ /*
+ * We do allow volume control at driver startup, so that the
+ * user can set initial state through the volume=... parameter hack.
+ */
+ if (!volume_control_allowed && tpacpi_lifecycle != TPACPI_LIFE_INIT) {
+ if (unlikely(!tp_warned.volume_ctrl_forbidden)) {
+ tp_warned.volume_ctrl_forbidden = 1;
+ printk(TPACPI_NOTICE
+ "Console audio control in monitor mode, "
+ "changes are not allowed.\n");
+ printk(TPACPI_NOTICE
+ "Use the volume_control=1 module parameter "
+ "to enable volume control\n");
+ }
+ return -EPERM;
+ }
+
+ rc = volume_get_status(&s);
+ if (rc < 0)
+ return rc;
+
+ new_level = s & TP_EC_AUDIO_LVL_MSK;
+ new_mute = s & TP_EC_AUDIO_MUTESW_MSK;
+
+ while ((cmd = next_cmd(&buf))) {
+ if (!tp_features.mixer_no_level_control) {
+ if (strlencmp(cmd, "up") == 0) {
+ if (new_mute)
+ new_mute = 0;
+ else if (new_level < TP_EC_VOLUME_MAX)
+ new_level++;
+ continue;
+ } else if (strlencmp(cmd, "down") == 0) {
+ if (new_mute)
+ new_mute = 0;
+ else if (new_level > 0)
+ new_level--;
+ continue;
+ } else if (sscanf(cmd, "level %u", &l) == 1 &&
+ l >= 0 && l <= TP_EC_VOLUME_MAX) {
+ new_level = l;
+ continue;
+ }
+ }
+ if (strlencmp(cmd, "mute") == 0)
+ new_mute = TP_EC_AUDIO_MUTESW_MSK;
+ else if (strlencmp(cmd, "unmute") == 0)
+ new_mute = 0;
+ else
+ return -EINVAL;
+ }
+
+ if (tp_features.mixer_no_level_control) {
+ tpacpi_disclose_usertask("procfs volume", "%smute\n",
+ new_mute ? "" : "un");
+ rc = volume_set_mute(!!new_mute);
+ } else {
+ tpacpi_disclose_usertask("procfs volume",
+ "%smute and set level to %d\n",
+ new_mute ? "" : "un", new_level);
+ rc = volume_set_status(new_mute | new_level);
+ }
+ volume_alsa_notify_change();
+
+ return (rc == -EINTR) ? -ERESTARTSYS : rc;
+}
+
static struct ibm_struct volume_driver_data = {
.name = "volume",
.read = volume_read,
.write = volume_write,
+ .exit = volume_exit,
+ .suspend = volume_suspend,
+ .resume = volume_resume,
+ .shutdown = volume_shutdown,
};
/*************************************************************************
@@ -6545,7 +7125,7 @@ static struct ibm_struct volume_driver_data = {
* The speeds are stored on handles
* (FANA:FAN9), (FANC:FANB), (FANE:FAND).
*
- * There are three default speed sets, acessible as handles:
+ * There are three default speed sets, accessible as handles:
* FS1L,FS1M,FS1H; FS2L,FS2M,FS2H; FS3L,FS3M,FS3H
*
* ACPI DSDT switches which set is in use depending on various
@@ -7510,9 +8090,8 @@ static void fan_resume(void)
}
}
-static int fan_read(char *p)
+static int fan_read(struct seq_file *m)
{
- int len = 0;
int rc;
u8 status;
unsigned int speed = 0;
@@ -7524,7 +8103,7 @@ static int fan_read(char *p)
if (rc < 0)
return rc;
- len += sprintf(p + len, "status:\t\t%s\n"
+ seq_printf(m, "status:\t\t%s\n"
"level:\t\t%d\n",
(status != 0) ? "enabled" : "disabled", status);
break;
@@ -7535,54 +8114,54 @@ static int fan_read(char *p)
if (rc < 0)
return rc;
- len += sprintf(p + len, "status:\t\t%s\n",
+ seq_printf(m, "status:\t\t%s\n",
(status != 0) ? "enabled" : "disabled");
rc = fan_get_speed(&speed);
if (rc < 0)
return rc;
- len += sprintf(p + len, "speed:\t\t%d\n", speed);
+ seq_printf(m, "speed:\t\t%d\n", speed);
if (status & TP_EC_FAN_FULLSPEED)
/* Disengaged mode takes precedence */
- len += sprintf(p + len, "level:\t\tdisengaged\n");
+ seq_printf(m, "level:\t\tdisengaged\n");
else if (status & TP_EC_FAN_AUTO)
- len += sprintf(p + len, "level:\t\tauto\n");
+ seq_printf(m, "level:\t\tauto\n");
else
- len += sprintf(p + len, "level:\t\t%d\n", status);
+ seq_printf(m, "level:\t\t%d\n", status);
break;
case TPACPI_FAN_NONE:
default:
- len += sprintf(p + len, "status:\t\tnot supported\n");
+ seq_printf(m, "status:\t\tnot supported\n");
}
if (fan_control_commands & TPACPI_FAN_CMD_LEVEL) {
- len += sprintf(p + len, "commands:\tlevel <level>");
+ seq_printf(m, "commands:\tlevel <level>");
switch (fan_control_access_mode) {
case TPACPI_FAN_WR_ACPI_SFAN:
- len += sprintf(p + len, " (<level> is 0-7)\n");
+ seq_printf(m, " (<level> is 0-7)\n");
break;
default:
- len += sprintf(p + len, " (<level> is 0-7, "
+ seq_printf(m, " (<level> is 0-7, "
"auto, disengaged, full-speed)\n");
break;
}
}
if (fan_control_commands & TPACPI_FAN_CMD_ENABLE)
- len += sprintf(p + len, "commands:\tenable, disable\n"
+ seq_printf(m, "commands:\tenable, disable\n"
"commands:\twatchdog <timeout> (<timeout> "
"is 0 (off), 1-120 (seconds))\n");
if (fan_control_commands & TPACPI_FAN_CMD_SPEED)
- len += sprintf(p + len, "commands:\tspeed <speed>"
+ seq_printf(m, "commands:\tspeed <speed>"
" (<speed> is 0-65535)\n");
- return len;
+ return 0;
}
static int fan_write_cmd_level(const char *cmd, int *rc)
@@ -7724,10 +8303,23 @@ static struct ibm_struct fan_driver_data = {
*/
static void tpacpi_driver_event(const unsigned int hkey_event)
{
+ if (ibm_backlight_device) {
+ switch (hkey_event) {
+ case TP_HKEY_EV_BRGHT_UP:
+ case TP_HKEY_EV_BRGHT_DOWN:
+ tpacpi_brightness_notify_change();
+ }
+ }
+ if (alsa_card) {
+ switch (hkey_event) {
+ case TP_HKEY_EV_VOL_UP:
+ case TP_HKEY_EV_VOL_DOWN:
+ case TP_HKEY_EV_VOL_MUTE:
+ volume_alsa_notify_change();
+ }
+ }
}
-
-
static void hotkey_driver_event(const unsigned int scancode)
{
tpacpi_driver_event(TP_HKEY_EV_HOTKEY_BASE + scancode);
@@ -7856,19 +8448,19 @@ static int __init ibm_init(struct ibm_init_struct *iibm)
"%s installed\n", ibm->name);
if (ibm->read) {
- entry = create_proc_entry(ibm->name,
- S_IFREG | S_IRUGO | S_IWUSR,
- proc_dir);
+ mode_t mode;
+
+ mode = S_IRUGO;
+ if (ibm->write)
+ mode |= S_IWUSR;
+ entry = proc_create_data(ibm->name, mode, proc_dir,
+ &dispatch_proc_fops, ibm);
if (!entry) {
printk(TPACPI_ERR "unable to create proc entry %s\n",
ibm->name);
ret = -ENODEV;
goto err_out;
}
- entry->data = ibm;
- entry->read_proc = &dispatch_procfs_read;
- if (ibm->write)
- entry->write_proc = &dispatch_procfs_write;
ibm->flags.proc_created = 1;
}
@@ -8080,6 +8672,7 @@ static struct ibm_init_struct ibms_init[] __initdata = {
.data = &brightness_driver_data,
},
{
+ .init = volume_init,
.data = &volume_driver_data,
},
{
@@ -8115,36 +8708,59 @@ static int __init set_ibm_param(const char *val, struct kernel_param *kp)
return -EINVAL;
}
-module_param(experimental, int, 0);
+module_param(experimental, int, 0444);
MODULE_PARM_DESC(experimental,
"Enables experimental features when non-zero");
module_param_named(debug, dbg_level, uint, 0);
MODULE_PARM_DESC(debug, "Sets debug level bit-mask");
-module_param(force_load, bool, 0);
+module_param(force_load, bool, 0444);
MODULE_PARM_DESC(force_load,
"Attempts to load the driver even on a "
"mis-identified ThinkPad when true");
-module_param_named(fan_control, fan_control_allowed, bool, 0);
+module_param_named(fan_control, fan_control_allowed, bool, 0444);
MODULE_PARM_DESC(fan_control,
"Enables setting fan parameters features when true");
-module_param_named(brightness_mode, brightness_mode, uint, 0);
+module_param_named(brightness_mode, brightness_mode, uint, 0444);
MODULE_PARM_DESC(brightness_mode,
"Selects brightness control strategy: "
"0=auto, 1=EC, 2=UCMS, 3=EC+NVRAM");
-module_param(brightness_enable, uint, 0);
+module_param(brightness_enable, uint, 0444);
MODULE_PARM_DESC(brightness_enable,
"Enables backlight control when 1, disables when 0");
-module_param(hotkey_report_mode, uint, 0);
+module_param(hotkey_report_mode, uint, 0444);
MODULE_PARM_DESC(hotkey_report_mode,
"used for backwards compatibility with userspace, "
"see documentation");
+module_param_named(volume_mode, volume_mode, uint, 0444);
+MODULE_PARM_DESC(volume_mode,
+ "Selects volume control strategy: "
+ "0=auto, 1=EC, 2=N/A, 3=EC+NVRAM");
+
+module_param_named(volume_capabilities, volume_capabilities, uint, 0444);
+MODULE_PARM_DESC(volume_capabilities,
+ "Selects the mixer capabilites: "
+ "0=auto, 1=volume and mute, 2=mute only");
+
+module_param_named(volume_control, volume_control_allowed, bool, 0444);
+MODULE_PARM_DESC(volume_control,
+ "Enables software override for the console audio "
+ "control when true");
+
+/* ALSA module API parameters */
+module_param_named(index, alsa_index, int, 0444);
+MODULE_PARM_DESC(index, "ALSA index for the ACPI EC Mixer");
+module_param_named(id, alsa_id, charp, 0444);
+MODULE_PARM_DESC(id, "ALSA id for the ACPI EC Mixer");
+module_param_named(enable, alsa_enable, bool, 0444);
+MODULE_PARM_DESC(enable, "Enable the ALSA interface for the ACPI EC Mixer");
+
#define TPACPI_PARAM(feature) \
module_param_call(feature, set_ibm_param, NULL, NULL, 0); \
MODULE_PARM_DESC(feature, "Simulates thinkpad-acpi procfs command " \
@@ -8163,25 +8779,25 @@ TPACPI_PARAM(volume);
TPACPI_PARAM(fan);
#ifdef CONFIG_THINKPAD_ACPI_DEBUGFACILITIES
-module_param(dbg_wlswemul, uint, 0);
+module_param(dbg_wlswemul, uint, 0444);
MODULE_PARM_DESC(dbg_wlswemul, "Enables WLSW emulation");
module_param_named(wlsw_state, tpacpi_wlsw_emulstate, bool, 0);
MODULE_PARM_DESC(wlsw_state,
"Initial state of the emulated WLSW switch");
-module_param(dbg_bluetoothemul, uint, 0);
+module_param(dbg_bluetoothemul, uint, 0444);
MODULE_PARM_DESC(dbg_bluetoothemul, "Enables bluetooth switch emulation");
module_param_named(bluetooth_state, tpacpi_bluetooth_emulstate, bool, 0);
MODULE_PARM_DESC(bluetooth_state,
"Initial state of the emulated bluetooth switch");
-module_param(dbg_wwanemul, uint, 0);
+module_param(dbg_wwanemul, uint, 0444);
MODULE_PARM_DESC(dbg_wwanemul, "Enables WWAN switch emulation");
module_param_named(wwan_state, tpacpi_wwan_emulstate, bool, 0);
MODULE_PARM_DESC(wwan_state,
"Initial state of the emulated WWAN switch");
-module_param(dbg_uwbemul, uint, 0);
+module_param(dbg_uwbemul, uint, 0444);
MODULE_PARM_DESC(dbg_uwbemul, "Enables UWB switch emulation");
module_param_named(uwb_state, tpacpi_uwb_emulstate, bool, 0);
MODULE_PARM_DESC(uwb_state,
@@ -8374,6 +8990,7 @@ static int __init thinkpad_acpi_module_init(void)
PCI_VENDOR_ID_IBM;
tpacpi_inputdev->id.product = TPACPI_HKEY_INPUT_PRODUCT;
tpacpi_inputdev->id.version = TPACPI_HKEY_INPUT_VERSION;
+ tpacpi_inputdev->dev.parent = &tpacpi_pdev->dev;
}
for (i = 0; i < ARRAY_SIZE(ibms_init); i++) {
ret = ibm_init(&ibms_init[i]);
diff --git a/drivers/platform/x86/toshiba_bluetooth.c b/drivers/platform/x86/toshiba_bluetooth.c
new file mode 100644
index 000000000000..a350418e87ea
--- /dev/null
+++ b/drivers/platform/x86/toshiba_bluetooth.c
@@ -0,0 +1,144 @@
+/*
+ * Toshiba Bluetooth Enable Driver
+ *
+ * Copyright (C) 2009 Jes Sorensen <Jes.Sorensen@gmail.com>
+ *
+ * Thanks to Matthew Garrett for background info on ACPI innards which
+ * normal people aren't meant to understand :-)
+ *
+ * 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.
+ *
+ * Note the Toshiba Bluetooth RFKill switch seems to be a strange
+ * fish. It only provides a BT event when the switch is flipped to
+ * the 'on' position. When flipping it to 'off', the USB device is
+ * simply pulled away underneath us, without any BT event being
+ * delivered.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <acpi/acpi_bus.h>
+#include <acpi/acpi_drivers.h>
+
+MODULE_AUTHOR("Jes Sorensen <Jes.Sorensen@gmail.com>");
+MODULE_DESCRIPTION("Toshiba Laptop ACPI Bluetooth Enable Driver");
+MODULE_LICENSE("GPL");
+
+
+static int toshiba_bt_rfkill_add(struct acpi_device *device);
+static int toshiba_bt_rfkill_remove(struct acpi_device *device, int type);
+static void toshiba_bt_rfkill_notify(struct acpi_device *device, u32 event);
+static int toshiba_bt_resume(struct acpi_device *device);
+
+static const struct acpi_device_id bt_device_ids[] = {
+ { "TOS6205", 0},
+ { "", 0},
+};
+MODULE_DEVICE_TABLE(acpi, bt_device_ids);
+
+static struct acpi_driver toshiba_bt_rfkill_driver = {
+ .name = "Toshiba BT",
+ .class = "Toshiba",
+ .ids = bt_device_ids,
+ .ops = {
+ .add = toshiba_bt_rfkill_add,
+ .remove = toshiba_bt_rfkill_remove,
+ .notify = toshiba_bt_rfkill_notify,
+ .resume = toshiba_bt_resume,
+ },
+ .owner = THIS_MODULE,
+};
+
+
+static int toshiba_bluetooth_enable(acpi_handle handle)
+{
+ acpi_status res1, res2;
+ acpi_integer result;
+
+ /*
+ * Query ACPI to verify RFKill switch is set to 'on'.
+ * If not, we return silently, no need to report it as
+ * an error.
+ */
+ res1 = acpi_evaluate_integer(handle, "BTST", NULL, &result);
+ if (ACPI_FAILURE(res1))
+ return res1;
+ if (!(result & 0x01))
+ return 0;
+
+ printk(KERN_INFO "toshiba_bluetooth: Re-enabling Toshiba Bluetooth\n");
+ res1 = acpi_evaluate_object(handle, "AUSB", NULL, NULL);
+ res2 = acpi_evaluate_object(handle, "BTPO", NULL, NULL);
+ if (!ACPI_FAILURE(res1) || !ACPI_FAILURE(res2))
+ return 0;
+
+ printk(KERN_WARNING "toshiba_bluetooth: Failed to re-enable "
+ "Toshiba Bluetooth\n");
+
+ return -ENODEV;
+}
+
+static void toshiba_bt_rfkill_notify(struct acpi_device *device, u32 event)
+{
+ toshiba_bluetooth_enable(device->handle);
+}
+
+static int toshiba_bt_resume(struct acpi_device *device)
+{
+ return toshiba_bluetooth_enable(device->handle);
+}
+
+static int toshiba_bt_rfkill_add(struct acpi_device *device)
+{
+ acpi_status status;
+ acpi_integer bt_present;
+ int result = -ENODEV;
+
+ /*
+ * Some Toshiba laptops may have a fake TOS6205 device in
+ * their ACPI BIOS, so query the _STA method to see if there
+ * is really anything there, before trying to enable it.
+ */
+ status = acpi_evaluate_integer(device->handle, "_STA", NULL,
+ &bt_present);
+
+ if (!ACPI_FAILURE(status) && bt_present) {
+ printk(KERN_INFO "Detected Toshiba ACPI Bluetooth device - "
+ "installing RFKill handler\n");
+ result = toshiba_bluetooth_enable(device->handle);
+ }
+
+ return result;
+}
+
+static int __init toshiba_bt_rfkill_init(void)
+{
+ int result;
+
+ result = acpi_bus_register_driver(&toshiba_bt_rfkill_driver);
+ if (result < 0) {
+ ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+ "Error registering driver\n"));
+ return result;
+ }
+
+ return 0;
+}
+
+static int toshiba_bt_rfkill_remove(struct acpi_device *device, int type)
+{
+ /* clean up */
+ return 0;
+}
+
+static void __exit toshiba_bt_rfkill_exit(void)
+{
+ acpi_bus_unregister_driver(&toshiba_bt_rfkill_driver);
+}
+
+module_init(toshiba_bt_rfkill_init);
+module_exit(toshiba_bt_rfkill_exit);
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 177f8d767df4..e425a868cd3a 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -30,6 +30,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
+#include <linux/device.h>
#include <linux/list.h>
#include <linux/acpi.h>
#include <acpi/acpi_bus.h>
@@ -65,6 +66,7 @@ struct wmi_block {
acpi_handle handle;
wmi_notify_handler handler;
void *handler_data;
+ struct device *dev;
};
static struct wmi_block wmi_blocks;
@@ -195,6 +197,34 @@ static bool wmi_parse_guid(const u8 *src, u8 *dest)
return true;
}
+/*
+ * Convert a raw GUID to the ACII string representation
+ */
+static int wmi_gtoa(const char *in, char *out)
+{
+ int i;
+
+ for (i = 3; i >= 0; i--)
+ out += sprintf(out, "%02X", in[i] & 0xFF);
+
+ out += sprintf(out, "-");
+ out += sprintf(out, "%02X", in[5] & 0xFF);
+ out += sprintf(out, "%02X", in[4] & 0xFF);
+ out += sprintf(out, "-");
+ out += sprintf(out, "%02X", in[7] & 0xFF);
+ out += sprintf(out, "%02X", in[6] & 0xFF);
+ out += sprintf(out, "-");
+ out += sprintf(out, "%02X", in[8] & 0xFF);
+ out += sprintf(out, "%02X", in[9] & 0xFF);
+ out += sprintf(out, "-");
+
+ for (i = 10; i <= 15; i++)
+ out += sprintf(out, "%02X", in[i] & 0xFF);
+
+ out = '\0';
+ return 0;
+}
+
static bool find_guid(const char *guid_string, struct wmi_block **out)
{
char tmp[16], guid_input[16];
@@ -555,6 +585,138 @@ bool wmi_has_guid(const char *guid_string)
EXPORT_SYMBOL_GPL(wmi_has_guid);
/*
+ * sysfs interface
+ */
+static ssize_t show_modalias(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ char guid_string[37];
+ struct wmi_block *wblock;
+
+ wblock = dev_get_drvdata(dev);
+ if (!wblock)
+ return -ENOMEM;
+
+ wmi_gtoa(wblock->gblock.guid, guid_string);
+
+ return sprintf(buf, "wmi:%s\n", guid_string);
+}
+static DEVICE_ATTR(modalias, S_IRUGO, show_modalias, NULL);
+
+static int wmi_dev_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+ char guid_string[37];
+
+ struct wmi_block *wblock;
+
+ if (add_uevent_var(env, "MODALIAS="))
+ return -ENOMEM;
+
+ wblock = dev_get_drvdata(dev);
+ if (!wblock)
+ return -ENOMEM;
+
+ wmi_gtoa(wblock->gblock.guid, guid_string);
+
+ strcpy(&env->buf[env->buflen - 1], "wmi:");
+ memcpy(&env->buf[env->buflen - 1 + 4], guid_string, 36);
+ env->buflen += 40;
+
+ return 0;
+}
+
+static void wmi_dev_free(struct device *dev)
+{
+ kfree(dev);
+}
+
+static struct class wmi_class = {
+ .name = "wmi",
+ .dev_release = wmi_dev_free,
+ .dev_uevent = wmi_dev_uevent,
+};
+
+static int wmi_create_devs(void)
+{
+ int result;
+ char guid_string[37];
+ struct guid_block *gblock;
+ struct wmi_block *wblock;
+ struct list_head *p;
+ struct device *guid_dev;
+
+ /* Create devices for all the GUIDs */
+ list_for_each(p, &wmi_blocks.list) {
+ wblock = list_entry(p, struct wmi_block, list);
+
+ guid_dev = kzalloc(sizeof(struct device), GFP_KERNEL);
+ if (!guid_dev)
+ return -ENOMEM;
+
+ wblock->dev = guid_dev;
+
+ guid_dev->class = &wmi_class;
+ dev_set_drvdata(guid_dev, wblock);
+
+ gblock = &wblock->gblock;
+
+ wmi_gtoa(gblock->guid, guid_string);
+ dev_set_name(guid_dev, guid_string);
+
+ result = device_register(guid_dev);
+ if (result)
+ return result;
+
+ result = device_create_file(guid_dev, &dev_attr_modalias);
+ if (result)
+ return result;
+ }
+
+ return 0;
+}
+
+static void wmi_remove_devs(void)
+{
+ struct guid_block *gblock;
+ struct wmi_block *wblock;
+ struct list_head *p;
+ struct device *guid_dev;
+
+ /* Delete devices for all the GUIDs */
+ list_for_each(p, &wmi_blocks.list) {
+ wblock = list_entry(p, struct wmi_block, list);
+
+ guid_dev = wblock->dev;
+ gblock = &wblock->gblock;
+
+ device_remove_file(guid_dev, &dev_attr_modalias);
+
+ device_unregister(guid_dev);
+ }
+}
+
+static void wmi_class_exit(void)
+{
+ wmi_remove_devs();
+ class_unregister(&wmi_class);
+}
+
+static int wmi_class_init(void)
+{
+ int ret;
+
+ ret = class_register(&wmi_class);
+ if (ret)
+ return ret;
+
+ ret = wmi_create_devs();
+ if (ret)
+ wmi_class_exit();
+
+ return ret;
+}
+
+/*
* Parse the _WDG method for the GUID data blocks
*/
static __init acpi_status parse_wdg(acpi_handle handle)
@@ -709,10 +871,17 @@ static int __init acpi_wmi_init(void)
if (result < 0) {
printk(KERN_INFO PREFIX "Error loading mapper\n");
- } else {
- printk(KERN_INFO PREFIX "Mapper loaded\n");
+ return -ENODEV;
+ }
+
+ result = wmi_class_init();
+ if (result) {
+ acpi_bus_unregister_driver(&acpi_wmi_driver);
+ return result;
}
+ printk(KERN_INFO PREFIX "Mapper loaded\n");
+
return result;
}
@@ -721,6 +890,8 @@ static void __exit acpi_wmi_exit(void)
struct list_head *p, *tmp;
struct wmi_block *wblock;
+ wmi_class_exit();
+
acpi_bus_unregister_driver(&acpi_wmi_driver);
list_for_each_safe(p, tmp, &wmi_blocks.list) {
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.