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Date: Tue, 2 Jan 2024 20:00:29 +0100
From: Henrik Grimler <henrik@...mler.se>
To: Artur Weber <aweber.kernel@...il.com>
Cc: Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Alim Akhtar <alim.akhtar@...sung.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Jessica Zhang <quic_jesszhan@...cinc.com>,
	Sam Ravnborg <sam@...nborg.org>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 2/2] drm/panel: samsung-s6d7aa0: drop
 DRM_BUS_FLAG_DE_HIGH for lsl080al02

Hi Artur,

On Mon, Jan 01, 2024 at 10:00:16PM +0100, Artur Weber wrote:
> It turns out that I had misconfigured the device I was using the panel
> with; the bus data polarity is not high for this panel, I had to change
> the config on the display controller's side.
> 
> Fix the panel config to properly reflect its accurate settings.
> 
> Signed-off-by: Artur Weber <aweber.kernel@...il.com>

I guess it deserves a Fixes tag:
Fixes: 6810bb390282 ("drm/panel: Add Samsung S6D7AA0 panel controller driver")

Best regards,
Henrik Grimler

> ---
>  drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
> index ea5a85779382..f23d8832a1ad 100644
> --- a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
> +++ b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
> @@ -309,7 +309,7 @@ static const struct s6d7aa0_panel_desc s6d7aa0_lsl080al02_desc = {
>  	.off_func = s6d7aa0_lsl080al02_off,
>  	.drm_mode = &s6d7aa0_lsl080al02_mode,
>  	.mode_flags = MIPI_DSI_MODE_VSYNC_FLUSH | MIPI_DSI_MODE_VIDEO_NO_HFP,
> -	.bus_flags = DRM_BUS_FLAG_DE_HIGH,
> +	.bus_flags = 0,
>  
>  	.has_backlight = false,
>  	.use_passwd3 = false,
> 
> -- 
> 2.43.0
> 
> 

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