linux-kernel - Re: [PATCH] drm/atmel-hlcdc: Allow async page flips

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Date:   Fri, 9 Apr 2021 10:58:17 +0000
From:   <Ludovic.Desroches@...rochip.com>
To:     <Dan.Sneddon@...rochip.com>
CC:     <sam@...nborg.org>, <bbrezillon@...nel.org>, <airlied@...ux.ie>,
        <daniel@...ll.ch>, <Nicolas.Ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <dri-devel@...ts.freedesktop.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/atmel-hlcdc: Allow async page flips

On Tue, Mar 30, 2021 at 08:17:20AM -0700, Dan Sneddon wrote:
> The driver is capable of doing async page flips so we need to tell the
> core to allow them.
> 
> Signed-off-by: Dan Sneddon <dan.sneddon@...rochip.com>
Tested-by: Ludovic Desroches <ludovic.desroches@...rochip.com> 

Thanks,
Ludovic

> ---
> 
>  drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
> index 871293d1aeeb..f6c3d8809fd8 100644
> --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
> +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
> @@ -686,6 +686,7 @@ static int atmel_hlcdc_dc_modeset_init(struct drm_device *dev)
>  	dev->mode_config.max_width = dc->desc->max_width;
>  	dev->mode_config.max_height = dc->desc->max_height;
>  	dev->mode_config.funcs = &mode_config_funcs;
> +	dev->mode_config.async_page_flip = true;
>  
>  	return 0;
>  }
> -- 
> 2.17.1
>