linux-kernel - Re: [PATCH] drm/panel: osd-osd101t2587-53ts: migrate to mipi_dsi_turn_on_peripheral

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Message-ID: <e80fd81e-fba2-4385-9fed-9d82b2e5b2cf@linaro.org>
Date: Thu, 20 Nov 2025 08:52:03 +0100
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Matt Smith <matthew.j.smith2@...look.com>
Cc: Jessica Zhang <jessica.zhang@....qualcomm.com>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/panel: osd-osd101t2587-53ts: migrate to
 mipi_dsi_turn_on_peripheral_multi

On 11/20/25 03:25, Matt Smith wrote:
> Documentation/gpu/todo.rst lists to transition away from using
> deprecated methods in drm_mipi_dsi.c, so migrating from
> mipi_dsi_turn_on_peripheral to mipi_dsi_turn_on_peripheral_multi.
> 
> Used commit e139c0eb22ce ("drm/panel: mantix-mlaf057we51: transition
> to mipi_dsi wrapped functions") as a reference.
> 
> Signed-off-by: Matt Smith <matthew.j.smith2@...look.com>
> ---
>   drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c | 11 ++++++-----
>   1 file changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> index 2334b77f348c..45baf2c238d2 100644
> --- a/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> +++ b/drivers/gpu/drm/panel/panel-osd-osd101t2587-53ts.c
> @@ -58,13 +58,14 @@ static int osd101t2587_panel_prepare(struct drm_panel *panel)
>   static int osd101t2587_panel_enable(struct drm_panel *panel)
>   {
>          struct osd101t2587_panel *osd101t2587 = ti_osd_panel(panel);
> -       int ret;
> 
> -       ret = mipi_dsi_turn_on_peripheral(osd101t2587->dsi);
> -       if (ret)
> -               return ret;
> +       struct mipi_dsi_multi_context dsi_ctx = {
> +               .dsi = osd101t2587->dsi
> +       };
> 
> -       return ret;
> +       mipi_dsi_turn_on_peripheral_multi(&dsi_ctx);
> +
> +       return dsi_ctx.accum_err;
>   }
> 
>   static const struct drm_display_mode default_mode_osd101t2587 = {
> --
> 2.49.0
> 

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