linux-kernel - Re: [PATCH v3 03/15] drm/msm/dpu: polish log for resource allocation

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Message-ID: <hnzaxvxqg2z6g3ct3vzvvyicts2i6cdelxvekvmaili652s4ut@bsev2xwpuv2l>
Date: Fri, 20 Dec 2024 00:07:54 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Jun Nie <jun.nie@...aro.org>
Cc: Rob Clark <robdclark@...il.com>, 
	Abhinav Kumar <quic_abhinavk@...cinc.com>, Sean Paul <sean@...rly.run>, 
	Marijn Suijten <marijn.suijten@...ainline.org>, David Airlie <airlied@...il.com>, 
	Simona Vetter <simona@...ll.ch>, linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
	freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 03/15] drm/msm/dpu: polish log for resource allocation

On Thu, Dec 19, 2024 at 03:49:21PM +0800, Jun Nie wrote:
> Add resource type info on allocation failure.

Add where? Also describe why, not what.

> 
> Signed-off-by: Jun Nie <jun.nie@...aro.org>
> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 23 +++++++++++++++++++----
>  1 file changed, 19 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
> index 6dc3fa79e6425..cde3c5616f9bc 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
> @@ -814,6 +814,21 @@ void dpu_rm_release_all_sspp(struct dpu_global_state *global_state,
>  		ARRAY_SIZE(global_state->sspp_to_crtc_id), crtc_id);
>  }
>  
> +static char *dpu_hw_blk_type_name[] = {
> +	[DPU_HW_BLK_TOP] = "TOP",
> +	[DPU_HW_BLK_SSPP] = "SSPP",
> +	[DPU_HW_BLK_LM] = "LM",
> +	[DPU_HW_BLK_CTL] = "CTL",
> +	[DPU_HW_BLK_PINGPONG] = "pingpong",
> +	[DPU_HW_BLK_INTF] = "INTF",
> +	[DPU_HW_BLK_WB] = "WB",
> +	[DPU_HW_BLK_DSPP] = "DSPP",
> +	[DPU_HW_BLK_MERGE_3D] = "merge_3d",
> +	[DPU_HW_BLK_DSC] = "DSC",
> +	[DPU_HW_BLK_CDM] = "CDM",
> +	[DPU_HW_BLK_MAX] = "none",

unknown or ???, not none

Other than that LGTM.

> +};
> +
>  /**
>   * dpu_rm_get_assigned_resources - Get hw resources of the given type that are
>   *     assigned to this encoder

-- 
With best wishes
Dmitry