Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Wed, 5 Jun 2019 10:22:21 +0200
From:   Sam Ravnborg <sam@ravnborg.org>
To:     Vivek Gautam <vivek.gautam@codeaurora.org>
Cc:     airlied@linux.ie, thierry.reding@gmail.com, daniel@ffwll.ch,
        dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
        linux-kernel@vger.kernel.org, bjorn.andersson@linaro.org
Subject: Re: [PATCH 1/1] drm/panel: truly: Add additional delay after pulling
 down reset gpio
Message-ID: <20190605082221.GB15169@ravnborg.org>
References: <20190527102616.28315-1-vivek.gautam@codeaurora.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20190527102616.28315-1-vivek.gautam@codeaurora.org>
User-Agent: Mutt/1.10.1 (2018-07-13)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Hi Vivek,

On Mon, May 27, 2019 at 03:56:16PM +0530, Vivek Gautam wrote:
> MTP SDM845 panel seems to need additional delay to bring panel
> to a workable state. Running modetest without this change displays
> blurry artifacts.
> 
> Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>

added to drm-misc-next

	Sam

> ---
>  drivers/gpu/drm/panel/panel-truly-nt35597.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/panel/panel-truly-nt35597.c b/drivers/gpu/drm/panel/panel-truly-nt35597.c
> index fc2a66c53db4..aa7153fd3be4 100644
> --- a/drivers/gpu/drm/panel/panel-truly-nt35597.c
> +++ b/drivers/gpu/drm/panel/panel-truly-nt35597.c
> @@ -280,6 +280,7 @@ static int truly_35597_power_on(struct truly_nt35597 *ctx)
>  	gpiod_set_value(ctx->reset_gpio, 1);
>  	usleep_range(10000, 20000);
>  	gpiod_set_value(ctx->reset_gpio, 0);
> +	usleep_range(10000, 20000);
>  
>  	return 0;
>  }
> -- 
> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> of Code Aurora Forum, hosted by The Linux Foundation
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel