linux-kernel - Re: [PATCH v2 2/3] drm/panel: sitronix-st7789v: tweak timing for jt240mhqs_hwt_ek

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Message-ID: <c5c5fe1f-5fdf-4f13-8b89-984072f52838@quicinc.com>
Date: Wed, 29 May 2024 13:20:55 -0700
From: Jessica Zhang <quic_jesszhan@...cinc.com>
To: Gerald Loacker <gerald.loacker@...fvision.net>,
        Neil Armstrong
	<neil.armstrong@...aro.org>,
        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>
CC: <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/3] drm/panel: sitronix-st7789v: tweak timing for
 jt240mhqs_hwt_ek_e3 panel



On 5/29/2024 7:42 AM, Gerald Loacker wrote:
> Use the default timing parameters to get a refresh rate of about 60 Hz for
> a clock of 6 MHz.
> 
> Fixes: 0fbbe96bfa08 ("drm/panel: sitronix-st7789v: add jasonic jt240mhqs-hwt-ek-e3 support")
> Signed-off-by: Gerald Loacker <gerald.loacker@...fvision.net>

Hi Gerald,

Acked-by: Jessica Zhang <quic_jesszhan@...cinc.com>

Thanks,

Jessica Zhang

> ---
>   drivers/gpu/drm/panel/panel-sitronix-st7789v.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> index 32e5c0348038..c7e3f1280404 100644
> --- a/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> +++ b/drivers/gpu/drm/panel/panel-sitronix-st7789v.c
> @@ -282,9 +282,9 @@ static const struct drm_display_mode et028013dma_mode = {
>   static const struct drm_display_mode jt240mhqs_hwt_ek_e3_mode = {
>   	.clock = 6000,
>   	.hdisplay = 240,
> -	.hsync_start = 240 + 28,
> -	.hsync_end = 240 + 28 + 10,
> -	.htotal = 240 + 28 + 10 + 10,
> +	.hsync_start = 240 + 38,
> +	.hsync_end = 240 + 38 + 10,
> +	.htotal = 240 + 38 + 10 + 10,
>   	.vdisplay = 280,
>   	.vsync_start = 280 + 48,
>   	.vsync_end = 280 + 48 + 4,
> 
> -- 
> 2.37.2
>