[v2] drm/msm: Add support for SM8750

[PATCH v2 10/16] drm/msm/dpu: Add handling of LM_6 and LM_7 bits in pending flush mask

Posted by Krzysztof Kozlowski 10 months ago

MDSS/MDP v12 comes with new bits in flush registers (e.g.
MDP_CTL_0_FLUSH) for Layer Mixer 6 and 7.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 6 ++++++
 1 file changed, 6 insertions(+)

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 0021df38f8662683771abb2cef7794c3209e9413..9d4866509e97c262006e15cf3e02a2f1ca851784 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
@@ -254,6 +254,12 @@ static void dpu_hw_ctl_update_pending_flush_mixer(struct dpu_hw_ctl *ctx,
 	case LM_5:
 		ctx->pending_flush_mask |= BIT(20);
 		break;
+	case LM_6:
+		ctx->pending_flush_mask |= BIT(21);
+		break;
+	case LM_7:
+		ctx->pending_flush_mask |= BIT(27);
+		break;
 	default:
 		break;
 	}

-- 
2.43.0

Re: [PATCH v2 10/16] drm/msm/dpu: Add handling of LM_6 and LM_7 bits in pending flush mask

Posted by Jessica Zhang 10 months ago


On 2/17/2025 8:41 AM, Krzysztof Kozlowski wrote:
> MDSS/MDP v12 comes with new bits in flush registers (e.g.
> MDP_CTL_0_FLUSH) for Layer Mixer 6 and 7.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com>

> ---
>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 6 ++++++
>   1 file changed, 6 insertions(+)
> 
> 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 0021df38f8662683771abb2cef7794c3209e9413..9d4866509e97c262006e15cf3e02a2f1ca851784 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> @@ -254,6 +254,12 @@ static void dpu_hw_ctl_update_pending_flush_mixer(struct dpu_hw_ctl *ctx,
>   	case LM_5:
>   		ctx->pending_flush_mask |= BIT(20);
>   		break;
> +	case LM_6:
> +		ctx->pending_flush_mask |= BIT(21);
> +		break;
> +	case LM_7:
> +		ctx->pending_flush_mask |= BIT(27);
> +		break;
>   	default:
>   		break;
>   	}
> 
> -- 
> 2.43.0
>

Re: [PATCH v2 10/16] drm/msm/dpu: Add handling of LM_6 and LM_7 bits in pending flush mask

Posted by Dmitry Baryshkov 10 months ago

On Mon, Feb 17, 2025 at 05:41:31PM +0100, Krzysztof Kozlowski wrote:
> MDSS/MDP v12 comes with new bits in flush registers (e.g.
> MDP_CTL_0_FLUSH) for Layer Mixer 6 and 7.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 

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

-- 
With best wishes
Dmitry