This series:
* Cleans up i915's DPCD backlight code a little bit
* Extracts i915's DPCD backlight code into a set of shared DRM helpers
* Starts using those helpers in nouveau to add support to nouveau for
DPCD backlight control
v2 series-wide changes:
* Rebase
v3 series-wide changes:
* Split up the changes to intel's backlight code into separate patches
Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
Cc: Dave Airlie <airlied@xxxxxxxxx>
Cc: greg.depoire@xxxxxxxxx
Lyude Paul (10):
drm/nouveau/kms/nv40-/backlight: Assign prop type once
drm/nouveau/kms: Don't probe eDP connectors more then once
drm/i915/dpcd_bl: Remove redundant AUX backlight frequency
calculations
drm/i915/dpcd_bl: Handle drm_dpcd_read/write() return values correctly
drm/i915/dpcd_bl: Cleanup intel_dp_aux_vesa_enable_backlight() a bit
drm/i915/dpcd_bl: Cache some backlight capabilities in
intel_panel.backlight
drm/i915/dpcd_bl: Move VESA backlight enabling code closer together
drm/i915/dpcd_bl: Return early in vesa_calc_max_backlight if we can't
read PWMGEN_BIT_COUNT
drm/i915/dpcd_bl: Print return codes for VESA backlight failures
drm/dp: Extract i915's eDP backlight code into DRM helpers
drivers/gpu/drm/drm_dp_helper.c | 332 ++++++++++++++++++
.../drm/i915/display/intel_display_types.h | 2 +-
.../drm/i915/display/intel_dp_aux_backlight.c | 329 +++--------------
drivers/gpu/drm/nouveau/nouveau_backlight.c | 4 +-
drivers/gpu/drm/nouveau/nouveau_connector.c | 6 +
include/drm/drm_dp_helper.h | 48 +++
6 files changed, 428 insertions(+), 293 deletions(-)
--
2.29.2
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