diff options
Diffstat (limited to 'drivers/acpi/video.c')
-rw-r--r-- | drivers/acpi/video.c | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 5cd0228d2daa..81766ebec843 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -33,7 +33,6 @@ #include <linux/input.h> #include <linux/backlight.h> #include <linux/thermal.h> -#include <linux/video_output.h> #include <linux/sort.h> #include <linux/pci.h> #include <linux/pci_ids.h> @@ -172,9 +171,6 @@ struct acpi_video_device_cap { u8 _BQC:1; /* Get current brightness level */ u8 _BCQ:1; /* Some buggy BIOS uses _BCQ instead of _BQC */ u8 _DDC:1; /*Return the EDID for this device */ - u8 _DCS:1; /*Return status of output device */ - u8 _DGS:1; /*Query graphics state */ - u8 _DSS:1; /*Device state set */ }; struct acpi_video_brightness_flags { @@ -202,7 +198,6 @@ struct acpi_video_device { struct acpi_video_device_brightness *brightness; struct backlight_device *backlight; struct thermal_cooling_device *cooling_dev; - struct output_device *output_dev; }; static const char device_decode[][30] = { @@ -226,10 +221,6 @@ static int acpi_video_get_next_level(struct acpi_video_device *device, u32 level_current, u32 event); static int acpi_video_switch_brightness(struct acpi_video_device *device, int event); -static int acpi_video_device_get_state(struct acpi_video_device *device, - unsigned long long *state); -static int acpi_video_output_get(struct output_device *od); -static int acpi_video_device_set_state(struct acpi_video_device *device, int state); /*backlight device sysfs support*/ static int acpi_video_get_brightness(struct backlight_device *bd) @@ -265,30 +256,6 @@ static struct backlight_ops acpi_backlight_ops = { .update_status = acpi_video_set_brightness, }; -/*video output device sysfs support*/ -static int acpi_video_output_get(struct output_device *od) -{ - unsigned long long state; - struct acpi_video_device *vd = - (struct acpi_video_device *)dev_get_drvdata(&od->dev); - acpi_video_device_get_state(vd, &state); - return (int)state; -} - -static int acpi_video_output_set(struct output_device *od) -{ - unsigned long state = od->request_state; - struct acpi_video_device *vd= - (struct acpi_video_device *)dev_get_drvdata(&od->dev); - return acpi_video_device_set_state(vd, state); -} - -static struct output_properties acpi_output_properties = { - .set_state = acpi_video_output_set, - .get_status = acpi_video_output_get, -}; - - /* thermal cooling device callbacks */ static int video_get_max_state(struct thermal_cooling_device *cooling_dev, unsigned long *state) @@ -344,34 +311,6 @@ static struct thermal_cooling_device_ops video_cooling_ops = { Video Management -------------------------------------------------------------------------- */ -/* device */ - -static int -acpi_video_device_get_state(struct acpi_video_device *device, - unsigned long long *state) -{ - int status; - - status = acpi_evaluate_integer(device->dev->handle, "_DCS", NULL, state); - - return status; -} - -static int -acpi_video_device_set_state(struct acpi_video_device *device, int state) -{ - int status; - union acpi_object arg0 = { ACPI_TYPE_INTEGER }; - struct acpi_object_list args = { 1, &arg0 }; - unsigned long long ret; - - - arg0.integer.value = state; - status = acpi_evaluate_integer(device->dev->handle, "_DSS", &args, &ret); - - return status; -} - static int acpi_video_device_lcd_query_levels(struct acpi_video_device *device, union acpi_object **levels) @@ -831,15 +770,6 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DDC", &h_dummy1))) { device->cap._DDC = 1; } - if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DCS", &h_dummy1))) { - device->cap._DCS = 1; - } - if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DGS", &h_dummy1))) { - device->cap._DGS = 1; - } - if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DSS", &h_dummy1))) { - device->cap._DSS = 1; - } if (acpi_video_backlight_support()) { struct backlight_properties props; @@ -904,21 +834,6 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) printk(KERN_ERR PREFIX "Create sysfs link\n"); } - - if (acpi_video_display_switch_support()) { - - if (device->cap._DCS && device->cap._DSS) { - static int count; - char *name; - name = kasprintf(GFP_KERNEL, "acpi_video%d", count); - if (!name) - return; - count++; - device->output_dev = video_output_register(name, - NULL, device, &acpi_output_properties); - kfree(name); - } - } } /* @@ -1452,7 +1367,6 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device) thermal_cooling_device_unregister(device->cooling_dev); device->cooling_dev = NULL; } - video_output_unregister(device->output_dev); return 0; } |