[PATCH 0/8] drm/i915/pps: Some PPS cleanups

Jani Nikula jani.nikula at linux.intel.com
Thu Nov 7 09:22:53 UTC 2024


On Wed, 06 Nov 2024, Ville Syrjala <ville.syrjala at linux.intel.com> wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> I just wanted to defuse the mess around struct
> edp_power_seq, but ended up super confused by the PPS
> delay initialization code and so ended up untangling
> some of that mess as well.

Thanks, this was long overdue, nice cleanup.

The one thing I missed (that could be added on top) was units in the
debug logs, 100 us for struct intel_pps_delays, and ms for struct
intel_pps *_delay members.

BR,
Jani

>
> Ville Syrjälä (8):
>   drm/i915/pps: Store the power cycle delay without the +1
>   drm/i915/pps: Decouple pps delays from VBT struct definition
>   drm/i915/pps: Rename intel_pps_delay members
>   drm/i915/lvds: Use struct intel_pps_delays for LVDS power sequencing
>   drm/i915/pps: Spell out the eDP spec power sequencing delays a bit
>     more clearly
>   drm/i915/pps: Extract msecs_to_pps_units()
>   drm/i915/pps: Extract pps_units_to_msecs()
>   drm/i915/pps: Eliminate pointless get_delay() macro
>
>  drivers/gpu/drm/i915/display/intel_bios.c     |  15 +-
>  drivers/gpu/drm/i915/display/intel_bios.h     |   8 -
>  .../drm/i915/display/intel_display_types.h    |  15 +-
>  drivers/gpu/drm/i915/display/intel_dp_aux.c   |   1 -
>  drivers/gpu/drm/i915/display/intel_lvds.c     |  49 +++---
>  drivers/gpu/drm/i915/display/intel_pps.c      | 149 ++++++++++--------
>  drivers/gpu/drm/i915/display/intel_vbt_defs.h |   8 +
>  7 files changed, 136 insertions(+), 109 deletions(-)

-- 
Jani Nikula, Intel


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