linux-kernel - Re: [PATCH] drm/mxsfb: Make supported modifiers explicit

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Message-ID: <20200718171407.GA72952@bogon.m.sigxcpu.org>
Date:   Sat, 18 Jul 2020 19:14:07 +0200
From:   Guido Günther <agx@...xcpu.org>
To:     Lucas Stach <l.stach@...gutronix.de>
Cc:     Marek Vasut <marex@...x.de>, Stefan Agner <stefan@...er.ch>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/mxsfb: Make supported modifiers explicit

Hi,
On Mon, Mar 23, 2020 at 04:51:05PM +0100, Lucas Stach wrote:
> Am Montag, den 23.03.2020, 15:52 +0100 schrieb Guido Günther:
> > In contrast to other display controllers on imx like DCSS and ipuv3
> > lcdif/mxsfb does not support detiling e.g. vivante tiled layouts.
> > Since mesa might assume otherwise make it explicit that only
> > DRM_FORMAT_MOD_LINEAR is supported.
> > 
> > Signed-off-by: Guido Günther <agx@...xcpu.org>
> 
> Reviewed-by: Lucas Stach <l.stach@...gutronix.de>

Can i do anything to get this applied?
Cheers,
 -- Guido

> 
> > ---
> >  drivers/gpu/drm/mxsfb/mxsfb_drv.c | 9 +++++++--
> >  1 file changed, 7 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
> > index 762379530928..fc71e7a7a02e 100644
> > --- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
> > +++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
> > @@ -73,6 +73,11 @@ static const uint32_t mxsfb_formats[] = {
> >  	DRM_FORMAT_RGB565
> >  };
> >  
> > +static const uint64_t mxsfb_modifiers[] = {
> > +	DRM_FORMAT_MOD_LINEAR,
> > +	DRM_FORMAT_MOD_INVALID
> > +};
> > +
> >  static struct mxsfb_drm_private *
> >  drm_pipe_to_mxsfb_drm_private(struct drm_simple_display_pipe *pipe)
> >  {
> > @@ -334,8 +339,8 @@ static int mxsfb_load(struct drm_device *drm, unsigned long flags)
> >  	}
> >  
> >  	ret = drm_simple_display_pipe_init(drm, &mxsfb->pipe, &mxsfb_funcs,
> > -			mxsfb_formats, ARRAY_SIZE(mxsfb_formats), NULL,
> > -			mxsfb->connector);
> > +			mxsfb_formats, ARRAY_SIZE(mxsfb_formats),
> > +			mxsfb_modifiers, mxsfb->connector);
> >  	if (ret < 0) {
> >  		dev_err(drm->dev, "Cannot setup simple display pipe\n");
> >  		goto err_vblank;
>