[v2,4/6] drm/imx: Remove the bogus possible_clones setup
diff mbox series

Message ID 20200207135950.6655-5-ville.syrjala@linux.intel.com
State New
Headers show
Series
  • drm: Try to fix encoder possible_clones/crtc
Related show

Commit Message

Ville Syrjälä Feb. 7, 2020, 1:59 p.m. UTC
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

It's not at all clear what cloning options this driver supports.
So let's just clear possible_clones instead of setting it to some
bogus value.

Cc: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/imx/imx-drm-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Thomas Zimmermann Feb. 7, 2020, 2:20 p.m. UTC | #1
Hi

Am 07.02.20 um 14:59 schrieb Ville Syrjala:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> 
> It's not at all clear what cloning options this driver supports.
> So let's just clear possible_clones instead of setting it to some
> bogus value.
> 
> Cc: Philipp Zabel <p.zabel@pengutronix.de>
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> ---
>  drivers/gpu/drm/imx/imx-drm-core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
> index da87c70e413b..a0a709dfba34 100644
> --- a/drivers/gpu/drm/imx/imx-drm-core.c
> +++ b/drivers/gpu/drm/imx/imx-drm-core.c
> @@ -140,7 +140,7 @@ int imx_drm_encoder_parse_of(struct drm_device *drm,
>  	encoder->possible_crtcs = crtc_mask;
>  
>  	/* FIXME: this is the mask of outputs which can clone this output. */
> -	encoder->possible_clones = ~0;
> +	encoder->possible_clones = 0;

Maybe remove the comment as well. It's pointless.

Best regards
Thomas

>  
>  	return 0;
>  }
>
Daniel Vetter Feb. 7, 2020, 4:31 p.m. UTC | #2
On Fri, Feb 07, 2020 at 03:20:44PM +0100, Thomas Zimmermann wrote:
> Hi
> 
> Am 07.02.20 um 14:59 schrieb Ville Syrjala:
> > From: Ville Syrjälä <ville.syrjala@linux.intel.com>
> > 
> > It's not at all clear what cloning options this driver supports.
> > So let's just clear possible_clones instead of setting it to some
> > bogus value.
> > 
> > Cc: Philipp Zabel <p.zabel@pengutronix.de>
> > Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
> > ---
> >  drivers/gpu/drm/imx/imx-drm-core.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
> > index da87c70e413b..a0a709dfba34 100644
> > --- a/drivers/gpu/drm/imx/imx-drm-core.c
> > +++ b/drivers/gpu/drm/imx/imx-drm-core.c
> > @@ -140,7 +140,7 @@ int imx_drm_encoder_parse_of(struct drm_device *drm,
> >  	encoder->possible_crtcs = crtc_mask;
> >  
> >  	/* FIXME: this is the mask of outputs which can clone this output. */
> > -	encoder->possible_clones = ~0;
> > +	encoder->possible_clones = 0;
> 
> Maybe remove the comment as well. It's pointless.

Maybe change it to "FIXME: cloning support not clear, disable it all for
now". With that

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
> 
> Best regards
> Thomas
> 
> >  
> >  	return 0;
> >  }
> > 
> 
> -- 
> Thomas Zimmermann
> Graphics Driver Developer
> SUSE Software Solutions Germany GmbH
> Maxfeldstr. 5, 90409 Nürnberg, Germany
> (HRB 36809, AG Nürnberg)
> Geschäftsführer: Felix Imendörffer
> 




> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

Patch
diff mbox series

diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
index da87c70e413b..a0a709dfba34 100644
--- a/drivers/gpu/drm/imx/imx-drm-core.c
+++ b/drivers/gpu/drm/imx/imx-drm-core.c
@@ -140,7 +140,7 @@  int imx_drm_encoder_parse_of(struct drm_device *drm,
 	encoder->possible_crtcs = crtc_mask;
 
 	/* FIXME: this is the mask of outputs which can clone this output. */
-	encoder->possible_clones = ~0;
+	encoder->possible_clones = 0;
 
 	return 0;
 }