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From: Vinod Koul <vkoul@kernel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Cc: Rob Clark <robdclark@gmail.com>,
	linux-arm-msm@vger.kernel.org,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Jonathan Marek <jonathan@marek.ca>,
	Abhinav Kumar <abhinavk@codeaurora.org>,
	Jeffrey Hugo <jeffrey.l.hugo@gmail.com>,
	Sumit Semwal <sumit.semwal@linaro.org>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	freedreno@lists.freedesktop.org
Subject: Re: [PATCH 06/11] drm/msm/disp/dpu1: Add DSC support in hw_ctl
Date: Wed, 6 Oct 2021 17:51:17 +0530	[thread overview]
Message-ID: <YV2Uvb0VAAxNO1f0@matsya> (raw)
In-Reply-To: <79e693c8-ff9c-d4a8-d4a8-8a1f075f77c7@linaro.org>

On 30-07-21, 01:15, Dmitry Baryshkov wrote:
> On 15/07/2021 09:51, Vinod Koul wrote:
> > Later gens of hardware have DSC bits moved to hw_ctl, so configure these
> > bits so that DSC would work there as well
> > 
> > Signed-off-by: Vinod Koul <vkoul@kernel.org>
> > ---
> >   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 7 ++++++-
> >   1 file changed, 6 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> > index 2d4645e01ebf..aeea6add61ee 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> > @@ -25,6 +25,8 @@
> >   #define   CTL_MERGE_3D_ACTIVE           0x0E4
> >   #define   CTL_INTF_ACTIVE               0x0F4
> >   #define   CTL_MERGE_3D_FLUSH            0x100
> > +#define   CTL_DSC_ACTIVE                0x0E8
> > +#define   CTL_DSC_FLUSH                0x104
> >   #define   CTL_INTF_FLUSH                0x110
> >   #define   CTL_INTF_MASTER               0x134
> >   #define   CTL_FETCH_PIPE_ACTIVE         0x0FC
> > @@ -34,6 +36,7 @@
> >   #define DPU_REG_RESET_TIMEOUT_US        2000
> >   #define  MERGE_3D_IDX   23
> > +#define  DSC_IDX        22
> >   #define  INTF_IDX       31
> >   #define CTL_INVALID_BIT                 0xffff
> > @@ -120,6 +123,7 @@ static u32 dpu_hw_ctl_get_pending_flush(struct dpu_hw_ctl *ctx)
> >   static inline void dpu_hw_ctl_trigger_flush_v1(struct dpu_hw_ctl *ctx)
> >   {
> > +	DPU_REG_WRITE(&ctx->hw, CTL_DSC_FLUSH, BIT(0) | BIT(1) | BIT(2) | BIT(3));
> 
> Please pass DSC indices using intf cfg and use them to configure register
> writes.

Yes I have modified the intf cfg dsc from bool to pass actual indices.
So this patch goes next (as a dependency reorder) and we use this only
when DSC is enabled and use the indices set. Thanks for the suggestion

-- 
~Vinod

  reply	other threads:[~2021-10-06 12:21 UTC|newest]

Thread overview: 41+ 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 [this message]
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
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
2021-07-29 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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