Re: [PATCH 1/4] drm: Add missing DP DSC extended capability definitions.

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On Tue, Sep 06, 2022 at 06:43:22PM +0300, Jani Nikula wrote:
> On Tue, 06 Sep 2022, Jani Nikula <jani.nikula@xxxxxxxxx> wrote:
> > On Mon, 05 Sep 2022, Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx> wrote:
> >> Adding DP DSC register definitions, we might need for further
> >> DSC implementation, supporting MST and DP branch pass-through mode.
> >>
> >> v2: - Fixed checkpatch comment warning
> >> v3: - Removed function which is not yet used(Jani Nikula)
> >>
> >> Reviewed-by: Vinod Govindapillai <vinod.govindapillai@xxxxxxxxx>
> >>
> >> Signed-off-by: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
> >
> > Maarten, Maxime, Thomas -
> >
> > So this got pushed to drm-intel-next without your acks. Apologies. Can
> > we live with it, or want a revert?
> 
> I've reverted anyway for other reasons. But can we have an ack for the
> future? :)
> 
> BR,
> Jani.

I've resolved the conflict properly now(not the best way of learning about
drm-rerere) but I guess its too late now. Sorry for the hassle.
But what am I supposed to do now? Should proceed with merge again or 
wait for some acks? 
Patches basically would be the same anyway.

Stan

> 
> >
> >
> > BR,
> > Jani.
> >
> >
> >> ---
> >>  include/drm/display/drm_dp.h | 10 +++++++++-
> >>  1 file changed, 9 insertions(+), 1 deletion(-)
> >>
> >> diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
> >> index 6c0871164771..02c4b6f20478 100644
> >> --- a/include/drm/display/drm_dp.h
> >> +++ b/include/drm/display/drm_dp.h
> >> @@ -239,6 +239,9 @@
> >>  
> >>  #define DP_DSC_SUPPORT                      0x060   /* DP 1.4 */
> >>  # define DP_DSC_DECOMPRESSION_IS_SUPPORTED  (1 << 0)
> >> +# define DP_DSC_PASS_THROUGH_IS_SUPPORTED   (1 << 1)
> >> +# define DP_DSC_DYNAMIC_PPS_UPDATE_SUPPORT_COMP_TO_COMP    (1 << 2)
> >> +# define DP_DSC_DYNAMIC_PPS_UPDATE_SUPPORT_UNCOMP_TO_COMP  (1 << 3)
> >>  
> >>  #define DP_DSC_REV                          0x061
> >>  # define DP_DSC_MAJOR_MASK                  (0xf << 0)
> >> @@ -277,12 +280,15 @@
> >>  
> >>  #define DP_DSC_BLK_PREDICTION_SUPPORT       0x066
> >>  # define DP_DSC_BLK_PREDICTION_IS_SUPPORTED (1 << 0)
> >> +# define DP_DSC_RGB_COLOR_CONV_BYPASS_SUPPORT (1 << 1)
> >>  
> >>  #define DP_DSC_MAX_BITS_PER_PIXEL_LOW       0x067   /* eDP 1.4 */
> >>  
> >>  #define DP_DSC_MAX_BITS_PER_PIXEL_HI        0x068   /* eDP 1.4 */
> >>  # define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK  (0x3 << 0)
> >>  # define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8
> >> +# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK  0x06
> >> +# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY  0x08
> >>  
> >>  #define DP_DSC_DEC_COLOR_FORMAT_CAP         0x069
> >>  # define DP_DSC_RGB                         (1 << 0)
> >> @@ -344,11 +350,13 @@
> >>  # define DP_DSC_24_PER_DP_DSC_SINK          (1 << 2)
> >>  
> >>  #define DP_DSC_BITS_PER_PIXEL_INC           0x06F
> >> +# define DP_DSC_RGB_YCbCr444_MAX_BPP_DELTA_MASK 0x1f
> >> +# define DP_DSC_RGB_YCbCr420_MAX_BPP_DELTA_MASK 0xe0
> >>  # define DP_DSC_BITS_PER_PIXEL_1_16         0x0
> >>  # define DP_DSC_BITS_PER_PIXEL_1_8          0x1
> >>  # define DP_DSC_BITS_PER_PIXEL_1_4          0x2
> >>  # define DP_DSC_BITS_PER_PIXEL_1_2          0x3
> >> -# define DP_DSC_BITS_PER_PIXEL_1            0x4
> >> +# define DP_DSC_BITS_PER_PIXEL_1_1          0x4
> >>  
> >>  #define DP_PSR_SUPPORT                      0x070   /* XXX 1.2? */
> >>  # define DP_PSR_IS_SUPPORTED                1
> 
> -- 
> Jani Nikula, Intel Open Source Graphics Center



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