linux-kernel - Re: [PATCH 1/5] drm/panel: mantix: Enable DSI LPM

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Message-ID: <14a9191f-8b2f-45ee-bbb4-32eb577bacc4@linaro.org>
Date: Tue, 6 Jan 2026 09:14:12 +0100
From: Neil Armstrong <neil.armstrong@...aro.org>
To: sebastian.krzyszkowiak@...i.sm, Guido Günther
 <agx@...xcpu.org>, Purism Kernel Team <kernel@...i.sm>,
 Jessica Zhang <jesszhan0024@...il.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>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] drm/panel: mantix: Enable DSI LPM

On 1/5/26 21:24, Sebastian Krzyszkowiak via B4 Relay wrote:
> From: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>
> 
> This improves reliability of sending DSI commands.
> 
> Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@...i.sm>
> ---
>   drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c b/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c
> index 55664f5d5aa5..fafd80f3e952 100644
> --- a/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c
> +++ b/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c
> @@ -258,7 +258,7 @@ static int mantix_probe(struct mipi_dsi_device *dsi)
>   
>   	dsi->lanes = 4;
>   	dsi->format = MIPI_DSI_FMT_RGB888;
> -	dsi->mode_flags = MIPI_DSI_MODE_VIDEO |
> +	dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_LPM |
>   		MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_VIDEO_SYNC_PULSE;
>   
>   	ctx->avdd = devm_regulator_get(dev, "avdd");
> 

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

Thanks,
Neil