Re: [RFC PATCH 1/3] drm/bridge: ti-sn65dsi86: switch to atomic ops

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Hi Dmitry,

On Sun, Jul 10, 2022 at 09:45:34PM +0300, Dmitry Baryshkov wrote:
> Make ti-sn65dsi86 use atomic_enable / atomic_disable / atomic_pre_enable
> / atomic_post_disable rather than their non-atomic versions.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

a more or less identical patch was applied to drm-misc-next
the other day.
See d8b599bf625d1d818fdbb322a272fd2a5ea32e38.

	Sam

> ---
>  drivers/gpu/drm/bridge/ti-sn65dsi86.c | 20 ++++++++++++--------
>  1 file changed, 12 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> index 8cad662de9bb..01171547f638 100644
> --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
> @@ -752,7 +752,8 @@ ti_sn_bridge_mode_valid(struct drm_bridge *bridge,
>  	return MODE_OK;
>  }
>  
> -static void ti_sn_bridge_disable(struct drm_bridge *bridge)
> +static void ti_sn_bridge_atomic_disable(struct drm_bridge *bridge,
> +					struct drm_bridge_state *old_bridge_state)
>  {
>  	struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge);
>  
> @@ -1011,7 +1012,8 @@ static int ti_sn_link_training(struct ti_sn65dsi86 *pdata, int dp_rate_idx,
>  	return ret;
>  }
>  
> -static void ti_sn_bridge_enable(struct drm_bridge *bridge)
> +static void ti_sn_bridge_atomic_enable(struct drm_bridge *bridge,
> +				       struct drm_bridge_state *old_bridge_state)
>  {
>  	struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge);
>  	const char *last_err_str = "No supported DP rate";
> @@ -1080,7 +1082,8 @@ static void ti_sn_bridge_enable(struct drm_bridge *bridge)
>  			   VSTREAM_ENABLE);
>  }
>  
> -static void ti_sn_bridge_pre_enable(struct drm_bridge *bridge)
> +static void ti_sn_bridge_atomic_pre_enable(struct drm_bridge *bridge,
> +					   struct drm_bridge_state *old_bridge_state)
>  {
>  	struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge);
>  
> @@ -1093,7 +1096,8 @@ static void ti_sn_bridge_pre_enable(struct drm_bridge *bridge)
>  	usleep_range(100, 110);
>  }
>  
> -static void ti_sn_bridge_post_disable(struct drm_bridge *bridge)
> +static void ti_sn_bridge_atomic_post_disable(struct drm_bridge *bridge,
> +					     struct drm_bridge_state *old_bridge_state)
>  {
>  	struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge);
>  
> @@ -1114,10 +1118,10 @@ static const struct drm_bridge_funcs ti_sn_bridge_funcs = {
>  	.attach = ti_sn_bridge_attach,
>  	.detach = ti_sn_bridge_detach,
>  	.mode_valid = ti_sn_bridge_mode_valid,
> -	.pre_enable = ti_sn_bridge_pre_enable,
> -	.enable = ti_sn_bridge_enable,
> -	.disable = ti_sn_bridge_disable,
> -	.post_disable = ti_sn_bridge_post_disable,
> +	.atomic_pre_enable = ti_sn_bridge_atomic_pre_enable,
> +	.atomic_enable = ti_sn_bridge_atomic_enable,
> +	.atomic_disable = ti_sn_bridge_atomic_disable,
> +	.atomic_post_disable = ti_sn_bridge_atomic_post_disable,
>  };
>  
>  static void ti_sn_bridge_parse_lanes(struct ti_sn65dsi86 *pdata,
> -- 
> 2.35.1



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