linux-kernel - Re: [Intel-gfx] [PATCH] drm/i915: Remove references to previously removed UMS config option

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Message-ID: <20150213144438.GM24485@phenom.ffwll.local>
Date:	Fri, 13 Feb 2015 15:44:38 +0100
From:	Daniel Vetter <daniel@...ll.ch>
To:	Jani Nikula <jani.nikula@...ux.intel.com>
Cc:	Andreas Ruprecht <rupran@...server.de>,
	David Airlie <airlied@...ux.ie>,
	Daniel Vetter <daniel.vetter@...el.com>,
	intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH] drm/i915: Remove references to previously
 removed UMS config option

On Fri, Feb 06, 2015 at 12:48:57PM +0200, Jani Nikula wrote:
> On Fri, 06 Feb 2015, Andreas Ruprecht <rupran@...server.de> wrote:
> > Commit 03dae59c72ffffd8 ("drm/i915: Ditch UMS config option") removed
> > CONFIG_DRM_I915_UMS from the Kconfig file, but i915_drv.c still
> > references this option in two #ifndef statements.
> >
> > As an undefined config option will always be 'false', we can drop
> > the #ifndefs alltogether and adapt the printed error message.
> >
> > This inconsistency was found with the undertaker tool.
> >
> > Signed-off-by: Andreas Ruprecht <rupran@...server.de>
> > ---
> >  drivers/gpu/drm/i915/i915_drv.c | 6 +-----
> >  1 file changed, 1 insertion(+), 5 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> > index 8039cec..4ecf85f 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.c
> > +++ b/drivers/gpu/drm/i915/i915_drv.c
> > @@ -1630,11 +1630,9 @@ static int __init i915_init(void)
> >  
> >  	if (!(driver.driver_features & DRIVER_MODESET)) {
> >  		driver.get_vblank_timestamp = NULL;
> > -#ifndef CONFIG_DRM_I915_UMS
> >  		/* Silently fail loading to not upset userspace. */
> > -		DRM_DEBUG_DRIVER("KMS and UMS disabled.\n");
> > +		DRM_DEBUG_DRIVER("KMS disabled.\n");
> 
> I'm not sure if this logging change is required. UMS will still also be
> disabled. Or maybe make it "KMS disabled, UMS not
> supported.\n". Background in
> 
> commit c9cd7b65db50175a5f1ff64bbad6d5affdad6aba
> Author: Jani Nikula <jani.nikula@...el.com>
> Date:   Mon Jun 2 16:58:30 2014 +0300
> 
>     drm/i915: tell the user if both KMS and UMS are disabled
> 
> Other than that,

Undone ...
> 
> Reviewed-by: Jani Nikula <jani.nikula@...el.com>

and merged for 3.21, thanks for patch&review.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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