[Intel-gfx] [PATCH v2 00/17] drm/i915: M/N cleanup

[Jani Nikula]

On Fri, 28 Jan 2022, Ville Syrjala <ville.syrjala at linux.intel.com> wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> Rehashed version of the M/N cleanup after Jani (rightly)
> complained about the legibility of some of the patches in
> the v1 series. These are chunked to a finer pulp, some got
> revised a bit, and I left out a few of the FDI related
> things for now. I'll revisit the PCH port/FDI topic later,
> for now I just slapped in an extra patch to make sure we
> don't try to use DRRS on PCH ports.

I've commented on one bug that needs fixing, and some nitpicks and
future suggestions, but overall the series is

Reviewed-by: Jani Nikula <jani.nikula at intel.com>

>
> Ville Syrjälä (17):
>   drm/i915: Nuke intel_dp_set_m_n()
>   drm/i915: Nuke intel_dp_get_m_n()
>   drm/i915: Nuke ilk_get_fdi_m_n_config()
>   drm/i915: Split intel_cpu_transcoder_set_m_n() into M1/N1 vs. M2/N2
>     variants
>   drm/i915: Split intel_cpu_transcoder_get_m_n() into M1/N1 vs. M2/N2
>     variants
>   drm/i915: Pass crtc+cpu_transcoder to intel_cpu_transcoder_set_m_n()
>   drm/i915: Move PCH transcoder M/N setup into the PCH code
>   drm/i915: Move M/N setup to a more logical place on ddi platforms
>   drm/i915: Extract {i9xx,ilk}_configure_cpu_transcoder()
>   drm/i915: Disable DRRS on IVB/HSW port != A
>   drm/i915: Extract can_enable_drrs()
>   drm/i915: Fix intel_cpu_transcoder_has_m2_n2()
>   drm/i915: Clear DP M2/N2 when not doing DRRS
>   drm/i915: Program pch transcoder m2/n2
>   drm/i915: Dump dp_m2_n2 always
>   drm/i915: Always check dp_m2_n2 on pre-bdw
>   drm/i915: Document BDW+ DRRS M/N programming requirements
>
>  drivers/gpu/drm/i915/display/g4x_dp.c         |  18 +-
>  drivers/gpu/drm/i915/display/intel_ddi.c      |  14 +-
>  drivers/gpu/drm/i915/display/intel_display.c  | 266 ++++++++----------
>  drivers/gpu/drm/i915/display/intel_display.h  |  32 ++-
>  .../drm/i915/display/intel_display_types.h    |  19 --
>  drivers/gpu/drm/i915/display/intel_dp_mst.c   |   2 -
>  drivers/gpu/drm/i915/display/intel_drrs.c     |  50 +++-
>  .../gpu/drm/i915/display/intel_pch_display.c  |  54 +++-
>  .../gpu/drm/i915/display/intel_pch_display.h  |   6 +
>  9 files changed, 259 insertions(+), 202 deletions(-)

-- 
Jani Nikula, Intel Open Source Graphics Center