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| author | Matthew Garrett <mjg@redhat.com> | 2011-03-22 16:30:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-22 17:43:59 -0700 |
| commit | bb7ca747f8d6243b3943c5b133048652020f4a50 (patch) | |
| tree | b40e879a7b26e3763aea2af2d4dd9079483de11e /drivers/video/aty | |
| parent | ccd7510fd8dea5b4b2af87fb2aef2ebd6b23b76b (diff) | |
| download | linux-stable-bb7ca747f8d6243b3943c5b133048652020f4a50.tar.gz linux-stable-bb7ca747f8d6243b3943c5b133048652020f4a50.tar.bz2 linux-stable-bb7ca747f8d6243b3943c5b133048652020f4a50.zip | |
backlight: add backlight type
There may be multiple ways of controlling the backlight on a given
machine. Allow drivers to expose the type of interface they are
providing, making it possible for userspace to make appropriate policy
decisions.
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: David Airlie <airlied@linux.ie>
Cc: Alex Deucher <alexdeucher@gmail.com>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Zhang Rui <rui.zhang@intel.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/aty')
| -rw-r--r-- | drivers/video/aty/aty128fb.c | 1 | ||||
| -rw-r--r-- | drivers/video/aty/atyfb_base.c | 1 | ||||
| -rw-r--r-- | drivers/video/aty/radeon_backlight.c | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c index 4cb6a576c567..b0b2ac335347 100644 --- a/drivers/video/aty/aty128fb.c +++ b/drivers/video/aty/aty128fb.c @@ -1818,6 +1818,7 @@ static void aty128_bl_init(struct aty128fb_par *par) snprintf(name, sizeof(name), "aty128bl%d", info->node); memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_RAW; props.max_brightness = FB_BACKLIGHT_LEVELS - 1; bd = backlight_device_register(name, info->dev, par, &aty128_bl_data, &props); diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c index 94e293fce1d2..d437b3daf1f5 100644 --- a/drivers/video/aty/atyfb_base.c +++ b/drivers/video/aty/atyfb_base.c @@ -2241,6 +2241,7 @@ static void aty_bl_init(struct atyfb_par *par) snprintf(name, sizeof(name), "atybl%d", info->node); memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_RAW; props.max_brightness = FB_BACKLIGHT_LEVELS - 1; bd = backlight_device_register(name, info->dev, par, &aty_bl_data, &props); diff --git a/drivers/video/aty/radeon_backlight.c b/drivers/video/aty/radeon_backlight.c index 9b811ddbce83..db572df7e1ef 100644 --- a/drivers/video/aty/radeon_backlight.c +++ b/drivers/video/aty/radeon_backlight.c @@ -158,6 +158,7 @@ void radeonfb_bl_init(struct radeonfb_info *rinfo) snprintf(name, sizeof(name), "radeonbl%d", rinfo->info->node); memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_RAW; props.max_brightness = FB_BACKLIGHT_LEVELS - 1; bd = backlight_device_register(name, rinfo->info->dev, pdata, &radeon_bl_data, &props); |