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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/gpu | |
| parent | ccd7510fd8dea5b4b2af87fb2aef2ebd6b23b76b (diff) | |
| download | linux-bb7ca747f8d6243b3943c5b133048652020f4a50.tar.gz linux-bb7ca747f8d6243b3943c5b133048652020f4a50.tar.bz2 linux-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/gpu')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_backlight.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c index d3a9c6e02477..18d7bcc54ce0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_backlight.c +++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c @@ -98,6 +98,7 @@ static int nouveau_nv40_backlight_init(struct drm_device *dev) return 0; memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_RAW; props.max_brightness = 31; bd = backlight_device_register("nv_backlight", &dev->pdev->dev, dev, &nv40_bl_ops, &props); @@ -121,6 +122,7 @@ static int nouveau_nv50_backlight_init(struct drm_device *dev) return 0; memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_RAW; props.max_brightness = 1025; bd = backlight_device_register("nv_backlight", &dev->pdev->dev, dev, &nv50_bl_ops, &props); |