drm/i915/alpm: Add compute config for lobf

Browse source

Link Off Between Active Frames, is a new feature for eDP
that allows the panel to go to lower power state after
transmission of data. This is a feature on top of ALPM, AS SDP.
Add compute config during atomic-check phase.

v1: RFC version.
v2: Add separate flag for auxless-alpm. [Jani]
v3:
- intel_dp->lobf_supported replaced with crtc_state->has_lobf. [Jouni]
- Add DISPLAY_VER() check. [Jouni]
- Modify function name of get_aux_less_status. [Jani]
v4: Add enum alpm_mode to hold the aux-wake/less capability.
v5: Add alpm_dpcd to intel_dp and use aux_wake_supported()/
aux_less_wake_supported() instead of enum alpm_mode. [Jouni]

Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240529200742.1694401-5-animesh.manna@intel.com

...

This commit is contained in:

Animesh Manna 2024-05-30 01:37:40 +05:30

parent b094698178

commit 15438b3259

4 changed files with 75 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

61

drivers/gpu/drm/i915/display/intel_alpm.c

View file

5

drivers/gpu/drm/i915/display/intel_alpm.h

View file

5

drivers/gpu/drm/i915/display/intel_display_types.h

View file

4

drivers/gpu/drm/i915/display/intel_dp.c

View file