linux-kernel - Re: [PATCH v4 2/6] drm: use drm_driver_legacy_fb_format in drm_gem_fbdev_fb

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Message-ID: <20180922085854.GN11082@phenom.ffwll.local>
Date:   Sat, 22 Sep 2018 10:58:54 +0200
From:   Daniel Vetter <daniel@...ll.ch>
To:     Gerd Hoffmann <kraxel@...hat.com>
Cc:     dri-devel@...ts.freedesktop.org, daniel.vetter@...ll.ch,
        michel@...nzer.net, imirkin@...m.mit.edu,
        Gustavo Padovan <gustavo@...ovan.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...ux.ie>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 2/6] drm: use drm_driver_legacy_fb_format in
 drm_gem_fbdev_fb_create

On Fri, Sep 21, 2018 at 03:47:00PM +0200, Gerd Hoffmann wrote:
> Creating framebuffers for fbdev emulation should use the correct format
> code too, so switch drm_gem_fbdev_fb_create() over to use the new
> drm_driver_legacy_fb_format() function.
> 
> Signed-off-by: Gerd Hoffmann <kraxel@...hat.com>
> Acked-by: Daniel Vetter <daniel.vetter@...ll.ch>

First two patches look really neat now, you can upgrade to

Reviewed-by: Daniel Vetter <daniel.vetter@...ll.ch>

> ---
>  drivers/gpu/drm/drm_gem_framebuffer_helper.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_gem_framebuffer_helper.c b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
> index 7607f9cd6f..ded7a379ac 100644
> --- a/drivers/gpu/drm/drm_gem_framebuffer_helper.c
> +++ b/drivers/gpu/drm/drm_gem_framebuffer_helper.c
> @@ -316,8 +316,8 @@ drm_gem_fbdev_fb_create(struct drm_device *dev,
>  	if (pitch_align)
>  		mode_cmd.pitches[0] = roundup(mode_cmd.pitches[0],
>  					      pitch_align);
> -	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
> -							sizes->surface_depth);
> +	mode_cmd.pixel_format = drm_driver_legacy_fb_format(dev, sizes->surface_bpp,
> +							    sizes->surface_depth);
>  	if (obj->size < mode_cmd.pitches[0] * mode_cmd.height)
>  		return ERR_PTR(-EINVAL);
>  
> -- 
> 2.9.3
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch