Re: [PATCH v3 05/13] drm/msm/dpu: use kms stored hw mdp block

[Sean Paul <sean-p7yTbzM4H96eqtR555YLDQ@public.gmane.org>]

On Tue, Aug 07, 2018 at 08:12:32PM -0700, Jeykumar Sankaran wrote:
> Avoid querying RM for hw mdp block. Use the one
> stored in KMS during initialization.
> 
> changes in v2:
> 	- none
> changes in v3:
> 	- none
> 
> Change-Id: I52129b96bd561a5547507d7f567bcaa3dbe554aa
> Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>

Reviewed-by: Sean Paul <seanpaul@chromium.org>

> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c | 12 +-----------
>  drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c |  9 +--------
>  2 files changed, 2 insertions(+), 19 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
> index 3084675..c8c4612 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_cmd.c
> @@ -823,7 +823,6 @@ struct dpu_encoder_phys *dpu_encoder_phys_cmd_init(
>  {
>  	struct dpu_encoder_phys *phys_enc = NULL;
>  	struct dpu_encoder_phys_cmd *cmd_enc = NULL;
> -	struct dpu_hw_mdp *hw_mdp;
>  	struct dpu_encoder_irq *irq;
>  	int i, ret = 0;
>  
> @@ -836,14 +835,7 @@ struct dpu_encoder_phys *dpu_encoder_phys_cmd_init(
>  		goto fail;
>  	}
>  	phys_enc = &cmd_enc->base;
> -
> -	hw_mdp = dpu_rm_get_mdp(&p->dpu_kms->rm);
> -	if (IS_ERR_OR_NULL(hw_mdp)) {
> -		ret = PTR_ERR(hw_mdp);
> -		DPU_ERROR("failed to get mdptop\n");
> -		goto fail_mdp_init;
> -	}
> -	phys_enc->hw_mdptop = hw_mdp;
> +	phys_enc->hw_mdptop = p->dpu_kms->hw_mdp;
>  	phys_enc->intf_idx = p->intf_idx;
>  
>  	dpu_encoder_phys_cmd_init_ops(&phys_enc->ops);
> @@ -898,8 +890,6 @@ struct dpu_encoder_phys *dpu_encoder_phys_cmd_init(
>  
>  	return phys_enc;
>  
> -fail_mdp_init:
> -	kfree(cmd_enc);
>  fail:
>  	return ERR_PTR(ret);
>  }
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
> index 14fc7c2..57ece03 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
> @@ -829,7 +829,6 @@ struct dpu_encoder_phys *dpu_encoder_phys_vid_init(
>  	struct dpu_encoder_phys *phys_enc = NULL;
>  	struct dpu_encoder_phys_vid *vid_enc = NULL;
>  	struct dpu_rm_hw_iter iter;
> -	struct dpu_hw_mdp *hw_mdp;
>  	struct dpu_encoder_irq *irq;
>  	int i, ret = 0;
>  
> @@ -846,13 +845,7 @@ struct dpu_encoder_phys *dpu_encoder_phys_vid_init(
>  
>  	phys_enc = &vid_enc->base;
>  
> -	hw_mdp = dpu_rm_get_mdp(&p->dpu_kms->rm);
> -	if (IS_ERR_OR_NULL(hw_mdp)) {
> -		ret = PTR_ERR(hw_mdp);
> -		DPU_ERROR("failed to get mdptop\n");
> -		goto fail;
> -	}
> -	phys_enc->hw_mdptop = hw_mdp;
> +	phys_enc->hw_mdptop = p->dpu_kms->hw_mdp;
>  	phys_enc->intf_idx = p->intf_idx;
>  
>  	/**
> -- 
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
> 
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-- 
Sean Paul, Software Engineer, Google / Chromium OS
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