Re: [PATCH v3 1/6] drm/panel: Use devm_mipi_dsi_attach in BOE panels

[Maxime Ripard]

On Wed, Aug 12, 2026 at 03:04:18PM +0200, Osama Abdelkader wrote:
> Use the managed MIPI DSI attach helper in BOE panel drivers and drop the
> corresponding manual detach calls from remove paths.
> 
> Signed-off-by: Osama Abdelkader <osama.abdelkader@xxxxxxxxx>
> 
> ---
> v3:
> - Move the changelog after the `---`.
> 
> v2:
> - break long description lines.
> - add Signed-off-by tag
> 
>  drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c       | 8 +-------
>  drivers/gpu/drm/panel/panel-boe-himax8279d.c         | 8 +-------
>  drivers/gpu/drm/panel/panel-boe-td4320.c             | 8 +-------
>  drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c | 4 +---
>  drivers/gpu/drm/panel/panel-boe-tv101wum-ll2.c       | 8 +-------
>  drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c       | 7 +------
>  6 files changed, 6 insertions(+), 37 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c b/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c
> index 84c21c62a43e..6a74523a6614 100644
> --- a/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c
> +++ b/drivers/gpu/drm/panel/panel-boe-bf060y8m-aj0.c
> @@ -359,7 +359,7 @@ static int boe_bf060y8m_aj0_probe(struct mipi_dsi_device *dsi)
>  
>  	drm_panel_add(&boe->panel);
>  
> -	ret = mipi_dsi_attach(dsi);
> +	ret = devm_mipi_dsi_attach(&dsi->dev, dsi);
>  	if (ret < 0) {
>  		dev_err(dev, "Failed to attach to DSI host: %d\n", ret);
>  		return ret;
> @@ -371,12 +371,6 @@ static int boe_bf060y8m_aj0_probe(struct mipi_dsi_device *dsi)
>  static void boe_bf060y8m_aj0_remove(struct mipi_dsi_device *dsi)
>  {
>  	struct boe_bf060y8m_aj0 *boe = mipi_dsi_get_drvdata(dsi);
> -	int ret;
> -
> -	ret = mipi_dsi_detach(dsi);
> -	if (ret < 0)
> -		dev_err(&dsi->dev, "Failed to detach from DSI host: %d\n", ret);
> -
>  	drm_panel_remove(&boe->panel);
>  }

mipi_dsi_detach is now called after drm_panel_remove. Your commit log
should mention it, and explain why it's not a concern.

Maxime

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