linux-kernel - Re: [PATCH v2 2/2] drm/panel: panasonic-vvx10f034n00: transition to mipi

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Message-ID: <54089819-6e8b-44f3-b7b3-6fcf8eff913b@linaro.org>
Date: Tue, 13 Jan 2026 09:49:12 +0100
From: neil.armstrong@...aro.org
To: Avinal Kumar <avinal.xlvii@...il.com>, dri-devel@...ts.freedesktop.org
Cc: linux-kernel@...r.kernel.org, maarten.lankhorst@...ux.intel.com,
 mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com, simona@...ll.ch
Subject: Re: [PATCH v2 2/2] drm/panel: panasonic-vvx10f034n00: transition to
 mipi_dsi wrapped functions

On 1/9/26 16:52, Avinal Kumar wrote:
> Changes the panasonic-vvx10f034n00 panel to multi
> style functions for improved error handling.
> 
> Signed-off-by: Avinal Kumar <avinal.xlvii@...il.com>
> ---
>   .../gpu/drm/panel/panel-panasonic-vvx10f034n00.c   | 14 ++++++++++++--
>   1 file changed, 12 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> index 3c3308fc55df..73c5827a15a4 100644
> --- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> +++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
> @@ -44,14 +44,24 @@ static inline struct wuxga_nt_panel *to_wuxga_nt_panel(struct drm_panel *panel)
>   
>   static int wuxga_nt_panel_on(struct wuxga_nt_panel *wuxga_nt)
>   {
> -	return mipi_dsi_turn_on_peripheral(wuxga_nt->dsi);
> +	struct mipi_dsi_multi_context dsi_ctx = {
> +		.dsi = wuxga_nt->dsi
> +	};
> +
> +	mipi_dsi_turn_on_peripheral_multi(&dsi_ctx);
> +	return dsi_ctx.accum_err;
>   }
>   
>   static int wuxga_nt_panel_disable(struct drm_panel *panel)
>   {
>   	struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel);
>   
> -	return mipi_dsi_shutdown_peripheral(wuxga_nt->dsi);
> +	struct mipi_dsi_multi_context dsi_ctx = {
> +		.dsi = wuxga_nt->dsi
> +	};
> +
> +	mipi_dsi_shutdown_peripheral_multi(&dsi_ctx);
> +	return dsi_ctx.accum_err;
>   }
>   
>   static int wuxga_nt_panel_unprepare(struct drm_panel *panel)

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>

Thanks,
Neil