linux-kernel - Re: [PATCH 01/11] drm/msm/dpu: tweak msm8998 hw catalog values

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Date:   Thu, 20 Apr 2023 01:15:03 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Arnaud Vrac <avrac@...ebox.fr>, Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/11] drm/msm/dpu: tweak msm8998 hw catalog values

On 19/04/2023 17:41, Arnaud Vrac wrote:
> Match the values found in the downstream msm-4.4 kernel sde driver.
> 
> Signed-off-by: Arnaud Vrac <avrac@...ebox.fr>

Fixes: 94391a14fc27 ("drm/msm/dpu1: Add MSM8998 to hw catalog")

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

> ---
>   drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h |  8 ++++----
>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c          | 15 +++++----------
>   2 files changed, 9 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
> index 2b3ae84057dfe..b07e8a9941f79 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
> @@ -134,10 +134,10 @@ static const struct dpu_dspp_cfg msm8998_dspp[] = {
>   };
>   
>   static const struct dpu_intf_cfg msm8998_intf[] = {
> -	INTF_BLK("intf_0", INTF_0, 0x6a000, 0x280, INTF_DP, 0, 25, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 24, 25),
> -	INTF_BLK("intf_1", INTF_1, 0x6a800, 0x280, INTF_DSI, 0, 25, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 26, 27),
> -	INTF_BLK("intf_2", INTF_2, 0x6b000, 0x280, INTF_DSI, 1, 25, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 28, 29),
> -	INTF_BLK("intf_3", INTF_3, 0x6b800, 0x280, INTF_HDMI, 0, 25, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 30, 31),
> +	INTF_BLK("intf_0", INTF_0, 0x6a000, 0x280, INTF_DP, 0, 21, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 24, 25),
> +	INTF_BLK("intf_1", INTF_1, 0x6a800, 0x280, INTF_DSI, 0, 21, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 26, 27),
> +	INTF_BLK("intf_2", INTF_2, 0x6b000, 0x280, INTF_DSI, 1, 21, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 28, 29),
> +	INTF_BLK("intf_3", INTF_3, 0x6b800, 0x280, INTF_HDMI, 0, 21, INTF_SDM845_MASK, MDP_SSPP_TOP0_INTR, 30, 31),
>   };
>   
>   static const struct dpu_perf_cfg msm8998_perf_data = {
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
> index 03f162af1a50b..8d5d782a43398 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
> @@ -587,12 +587,12 @@ static const u32 sdm845_nrt_pri_lvl[] = {3, 3, 3, 3, 3, 3, 3, 3};
>   
>   static const struct dpu_vbif_dynamic_ot_cfg msm8998_ot_rdwr_cfg[] = {
>   	{
> -		.pps = 1088 * 1920 * 30,
> +		.pps = 1920 * 1080 * 30,
>   		.ot_limit = 2,
>   	},
>   	{
> -		.pps = 1088 * 1920 * 60,
> -		.ot_limit = 6,
> +		.pps = 1920 * 1080 * 60,
> +		.ot_limit = 4,
>   	},
>   	{
>   		.pps = 3840 * 2160 * 30,
> @@ -705,10 +705,7 @@ static const struct dpu_qos_lut_entry msm8998_qos_linear[] = {
>   	{.fl = 10, .lut = 0x1555b},
>   	{.fl = 11, .lut = 0x5555b},
>   	{.fl = 12, .lut = 0x15555b},
> -	{.fl = 13, .lut = 0x55555b},
> -	{.fl = 14, .lut = 0},
> -	{.fl = 1,  .lut = 0x1b},
> -	{.fl = 0,  .lut = 0}
> +	{.fl = 0,  .lut = 0x55555b}
>   };
>   
>   static const struct dpu_qos_lut_entry sdm845_qos_linear[] = {
> @@ -730,9 +727,7 @@ static const struct dpu_qos_lut_entry msm8998_qos_macrotile[] = {
>   	{.fl = 10, .lut = 0x1aaff},
>   	{.fl = 11, .lut = 0x5aaff},
>   	{.fl = 12, .lut = 0x15aaff},
> -	{.fl = 13, .lut = 0x55aaff},
> -	{.fl = 1,  .lut = 0x1aaff},
> -	{.fl = 0,  .lut = 0},
> +	{.fl = 0,  .lut = 0x55aaff},
>   };
>   
>   static const struct dpu_qos_lut_entry sc7180_qos_linear[] = {
> 

-- 
With best wishes
Dmitry