Re: [PATCH 7/7] drm/msm/dpu: Rename `ctx` parameter to `intf` to match other functions

[Dmitry Baryshkov]

On Wed, Apr 17, 2024 at 01:57:47AM +0200, Marijn Suijten wrote:
> All other functions in dpu_hw_intf name the "self" parameter `intf`,
> except dpu_hw_intf_setup_timing_engine() and the recently added
> dpu_hw_intf_program_intf_cmd_cfg().  Clean that up for consistency.

I really have mixed feelings towards such patches. On one hand it
improves readability, on the other hand, it's just a name, it has no
specific value.

Still:

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


> 
> Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>
> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c | 14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
> index 965692ef7892..34d0c4e04d27 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
> @@ -96,11 +96,11 @@
>  #define INTF_CFG2_DCE_DATA_COMPRESS     BIT(12)
>  
>  
> -static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
> +static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *intf,
>  		const struct dpu_hw_intf_timing_params *p,
>  		const struct dpu_format *fmt)
>  {
> -	struct dpu_hw_blk_reg_map *c = &ctx->hw;
> +	struct dpu_hw_blk_reg_map *c = &intf->hw;
>  	u32 hsync_period, vsync_period;
>  	u32 display_v_start, display_v_end;
>  	u32 hsync_start_x, hsync_end_x;
> @@ -118,7 +118,7 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
>  	/* read interface_cfg */
>  	intf_cfg = DPU_REG_READ(c, INTF_CONFIG);
>  
> -	if (ctx->cap->type == INTF_DP)
> +	if (intf->cap->type == INTF_DP)
>  		dp_intf = true;
>  
>  	hsync_period = p->hsync_pulse_width + p->h_back_porch + p->width +
> @@ -223,7 +223,7 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
>  	DPU_REG_WRITE(c, INTF_FRAME_LINE_COUNT_EN, 0x3);
>  	DPU_REG_WRITE(c, INTF_CONFIG, intf_cfg);
>  	DPU_REG_WRITE(c, INTF_PANEL_FORMAT, panel_format);
> -	if (ctx->cap->features & BIT(DPU_DATA_HCTL_EN)) {
> +	if (intf->cap->features & BIT(DPU_DATA_HCTL_EN)) {
>  		/*
>  		 * DATA_HCTL_EN controls data timing which can be different from
>  		 * video timing. It is recommended to enable it for all cases, except
> @@ -518,10 +518,10 @@ static void dpu_hw_intf_disable_autorefresh(struct dpu_hw_intf *intf,
>  
>  }
>  
> -static void dpu_hw_intf_program_intf_cmd_cfg(struct dpu_hw_intf *ctx,
> +static void dpu_hw_intf_program_intf_cmd_cfg(struct dpu_hw_intf *intf,
>  					     struct dpu_hw_intf_cmd_mode_cfg *cmd_mode_cfg)
>  {
> -	u32 intf_cfg2 = DPU_REG_READ(&ctx->hw, INTF_CONFIG2);
> +	u32 intf_cfg2 = DPU_REG_READ(&intf->hw, INTF_CONFIG2);
>  
>  	if (cmd_mode_cfg->data_compress)
>  		intf_cfg2 |= INTF_CFG2_DCE_DATA_COMPRESS;
> @@ -529,7 +529,7 @@ static void dpu_hw_intf_program_intf_cmd_cfg(struct dpu_hw_intf *ctx,
>  	if (cmd_mode_cfg->wide_bus_en)
>  		intf_cfg2 |= INTF_CFG2_DATABUS_WIDEN;
>  
> -	DPU_REG_WRITE(&ctx->hw, INTF_CONFIG2, intf_cfg2);
> +	DPU_REG_WRITE(&intf->hw, INTF_CONFIG2, intf_cfg2);
>  }
>  
>  struct dpu_hw_intf *dpu_hw_intf_init(struct drm_device *dev,
> 
> -- 
> 2.44.0
> 

-- 
With best wishes
Dmitry