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authorMichel Dänzer <michel@daenzer.net>2011-03-22 16:30:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-22 17:43:59 -0700
commit63ec0119d3720034dfd626c9785aefa5a6f972ca (patch)
tree58141ebc543324e8111c5fdc5f2ada50418926d6 /drivers/gpu/drm/radeon/radeon_mode.h
parentbb7ca747f8d6243b3943c5b133048652020f4a50 (diff)
downloadop-kernel-dev-63ec0119d3720034dfd626c9785aefa5a6f972ca.zip
op-kernel-dev-63ec0119d3720034dfd626c9785aefa5a6f972ca.tar.gz
radeon: expose backlight class device for legacy LVDS encoder
Allows e.g. power management daemons to control the backlight level. Inspired by the corresponding code in radeonfb. [mjg@redhat.com: updated to add backlight type and make the connector the parent device] Signed-off-by: Michel Dänzer <michel@daenzer.net> 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> Acked-by: 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> Tested-by: Sedat Dilek <sedat.dilek@googlemail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_mode.h')
-rw-r--r--drivers/gpu/drm/radeon/radeon_mode.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 5067d18..e458281 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -302,6 +302,9 @@ struct radeon_encoder_lvds {
uint32_t lvds_gen_cntl;
/* panel mode */
struct drm_display_mode native_mode;
+ struct backlight_device *bl_dev;
+ int dpms_mode;
+ uint8_t backlight_level;
};
struct radeon_encoder_tv_dac {
@@ -355,6 +358,9 @@ struct radeon_encoder_atom_dig {
uint32_t lcd_ss_id;
/* panel mode */
struct drm_display_mode native_mode;
+ struct backlight_device *bl_dev;
+ int dpms_mode;
+ uint8_t backlight_level;
};
struct radeon_encoder_atom_dac {
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