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From: Vinod Koul <vkoul@kernel.org>
To: abhinavk@codeaurora.org
Cc: Rob Clark <robdclark@gmail.com>,
	Jonathan Marek <jonathan@marek.ca>,
	Jeffrey Hugo <jeffrey.l.hugo@gmail.com>,
	David Airlie <airlied@linux.ie>,
	linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	dri-devel@lists.freedesktop.org, Daniel Vetter <daniel@ffwll.ch>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	freedreno@lists.freedesktop.org,
	Sumit Semwal <sumit.semwal@linaro.org>
Subject: Re: [Freedreno] [PATCH 08/11] drm/msm/disp/dpu1: Add support for DSC in encoder
Date: Wed, 6 Oct 2021 18:17:32 +0530	[thread overview]
Message-ID: <YV2a5MzDUWMTotpP@matsya> (raw)
In-Reply-To: <70d5abae07b4dbf63d8dbf47ba31262d@codeaurora.org>

On 02-08-21, 17:57, abhinavk@codeaurora.org wrote:
> On 2021-07-14 23:52, Vinod Koul wrote:
> > When DSC is enabled in DT, we need to configure the encoder for DSC
> > configuration, calculate DSC parameters for the given timing.
> > 
> > This patch adds that support by adding dpu_encoder_prep_dsc() which is
> > invoked when DSC is enabled in DT
> correct me if wrong but this commit text is not valid anymore in my opinion.
> are there any params you are getting from DT now? I thought its all coming
> from the panel
> driver directly.

Yes thanks for spotting this, updated!

> > 
> > Signed-off-by: Vinod Koul <vkoul@kernel.org>
> agree with dmitry's comment's
> https://patchwork.freedesktop.org/patch/444078/?series=90413&rev=2
> 
> instead of dsc being part of priv->dsc it should be per encoder.
> 
> On top of his comment, I also think that like on the newer chipsets, moving
> the dsc related
> encoder configuration to a dpu_encoder_dce.c will help for future expansion
> of other topologies
> and also for other compression algorithms.

As replied to Dimitry, the DP and other topology support needs to be
comprehended so this should be done when we know how DP, other
compression algorithms and other topologies would be modeled here :)

-- 
~Vinod

  reply	other threads:[~2021-10-06 12:47 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-15  6:51 [PATCH 00/11] drm/msm: Add Display Stream Compression Support Vinod Koul
2021-07-15  6:51 ` [PATCH 01/11] drm/msm/dsi: add support for dsc data Vinod Koul
2021-08-02 22:55   ` [Freedreno] " abhinavk
2021-10-06  5:24     ` Vinod Koul
2021-07-15  6:51 ` [PATCH 02/11] drm/msm/disp/dpu1: Add support for DSC Vinod Koul
2021-07-19  8:28   ` kernel test robot
2021-08-02 23:03   ` [Freedreno] " abhinavk
2021-10-06  5:36     ` Vinod Koul
2021-07-15  6:51 ` [PATCH 03/11] drm/msm/disp/dpu1: Add support for DSC in pingpong block Vinod Koul
2021-08-02 23:07   ` [Freedreno] " abhinavk
2021-07-15  6:51 ` [PATCH 04/11] drm/msm/disp/dpu1: Add DSC support in RM Vinod Koul
2021-07-29 20:23   ` Dmitry Baryshkov
2021-10-06 10:26     ` Vinod Koul
2021-08-02 23:24   ` [Freedreno] " abhinavk
2021-10-06 10:27     ` Vinod Koul
2021-07-15  6:51 ` [PATCH 05/11] drm/msm/disp/dpu1: Add DSC for SDM845 to hw_catalog Vinod Koul
2021-07-29 20:25   ` Dmitry Baryshkov
2021-10-06 10:50     ` Vinod Koul
2021-08-02 23:29   ` [Freedreno] " abhinavk
2021-10-06 10:52     ` Vinod Koul
2021-07-15  6:51 ` [PATCH 06/11] drm/msm/disp/dpu1: Add DSC support in hw_ctl Vinod Koul
2021-07-29 22:15   ` Dmitry Baryshkov
2021-10-06 12:21     ` Vinod Koul
2021-08-03  0:00   ` [Freedreno] " abhinavk
2021-10-06 12:21     ` Vinod Koul
2021-07-15  6:51 ` [PATCH 07/11] drm/msm/disp/dpu1: Don't use DSC with mode_3d Vinod Koul
2021-08-03  0:24   ` [Freedreno] " abhinavk
2021-10-06 12:22     ` Vinod Koul
2021-07-15  6:52 ` [PATCH 08/11] drm/msm/disp/dpu1: Add support for DSC in encoder Vinod Koul
2021-07-19  8:54   ` kernel test robot
2021-07-29 20:54   ` Dmitry Baryshkov
2021-10-06 12:43     ` Vinod Koul
2021-08-03  0:57   ` [Freedreno] " abhinavk
2021-10-06 12:47     ` Vinod Koul [this message]
2021-07-15  6:52 ` [PATCH 09/11] drm/msm/disp/dpu1: Add support for DSC in topology Vinod Koul
2021-08-03  1:05   ` [Freedreno] " abhinavk
2021-07-15  6:52 ` [PATCH 10/11] drm/msm/dsi: Add support for DSC configuration Vinod Koul
2021-07-19  9:26   ` kernel test robot
2021-07-29 22:10   ` Dmitry Baryshkov
2021-08-03  1:16   ` [Freedreno] " abhinavk
2021-07-15  6:52 ` [PATCH 11/11] drm/msm/dsi: Pass DSC params to drm_panel Vinod Koul
2021-08-03  1:22   ` [Freedreno] " abhinavk

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