Re: [drm-intel:for-linux-next 746/778] drivers/gpu/drm/i915/intel_audio.c:405:45: sparse: incorrect type in argument 2 (different modifiers)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Sep 30, 2015 at 10:45:00AM +0300, Jani Nikula wrote:
> 
> These are fixed already, see below for references.

Not really, it's a problem with lack of merges. I'm rebasing the tree atm
again to get rid of this interim fail. This was all held up because it
took a bit of time to get drm-misc merged into drm-next.
-Daniel

> 
> BR,
> Jani.
> 
> On Tue, 29 Sep 2015, kbuild test robot <fengguang.wu@xxxxxxxxx> wrote:
> > tree:   git://anongit.freedesktop.org/drm-intel for-linux-next
> > head:   22f146cd928e834c7eec724b6816e24cc29b59fb
> > commit: 67d92bb51cff3596b0ee660eef26f5c7017e3509 [746/778] drm/i915: Constify adjusted_mode
> > reproduce:
> >   # apt-get install sparse
> >   git checkout 67d92bb51cff3596b0ee660eef26f5c7017e3509
> >   make ARCH=x86_64 allmodconfig
> >   make C=1 CF=-D__CHECK_ENDIAN__
> >
> >
> > sparse warnings: (new ones prefixed by >>)
> >
> >>> drivers/gpu/drm/i915/intel_audio.c:405:45: sparse: incorrect type in argument 2 (different modifiers)
> >    drivers/gpu/drm/i915/intel_audio.c:405:45:    expected struct drm_display_mode *mode
> >    drivers/gpu/drm/i915/intel_audio.c:405:45:    got struct drm_display_mode const *adjusted_mode
> >    drivers/gpu/drm/i915/intel_audio.c:420:58: sparse: incorrect type in argument 2 (different modifiers)
> >    drivers/gpu/drm/i915/intel_audio.c:420:58:    expected struct drm_display_mode *mode
> >    drivers/gpu/drm/i915/intel_audio.c:420:58:    got struct drm_display_mode const *adjusted_mode
> >    drivers/gpu/drm/i915/intel_audio.c: In function 'intel_audio_codec_enable':
> >    drivers/gpu/drm/i915/intel_audio.c:405:38: warning: passing argument 2 of 'drm_select_eld' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
> >      connector = drm_select_eld(encoder, adjusted_mode);
> >                                          ^
> >    In file included from drivers/gpu/drm/i915/intel_audio.c:30:0:
> >    include/drm/drm_edid.h:330:23: note: expected 'struct drm_display_mode *' but argument is of type 'const struct drm_display_mode *'
> >     struct drm_connector *drm_select_eld(struct drm_encoder *encoder,
> >                           ^
> 
> commit 9e5a3b529e8419db1dd2b32c86a1fb42fc07347d
> Author: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Date:   Mon Sep 7 18:22:57 2015 +0300
> 
>     drm: Remove the 'mode' argument from drm_select_eld()
> 
> >    drivers/gpu/drm/i915/intel_audio.c:420:51: warning: passing argument 2 of 'drm_av_sync_delay' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
> >      connector->eld[6] = drm_av_sync_delay(connector, adjusted_mode) / 2;
> >                                                       ^
> >    In file included from drivers/gpu/drm/i915/intel_audio.c:30:0:
> >    include/drm/drm_edid.h:328:5: note: expected 'struct drm_display_mode *' but argument is of type 'const struct drm_display_mode *'
> >     int drm_av_sync_delay(struct drm_connector *connector,
> >         ^
> 
> commit 3a818d350f6b5ad542175ab1f71c027787ce952e
> Author: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Date:   Mon Sep 7 18:22:58 2015 +0300
> 
>     drm: Make drm_av_sync_delay() 'mode' argument const
> 
> >
> > vim +405 drivers/gpu/drm/i915/intel_audio.c
> >
> > 69bfe1a9b Jani Nikula   2014-10-27  389  /**
> > 69bfe1a9b Jani Nikula   2014-10-27  390   * intel_audio_codec_enable - Enable the audio codec for HD audio
> > 69bfe1a9b Jani Nikula   2014-10-27  391   * @intel_encoder: encoder on which to enable audio
> > 69bfe1a9b Jani Nikula   2014-10-27  392   *
> > 69bfe1a9b Jani Nikula   2014-10-27  393   * The enable sequences may only be performed after enabling the transcoder and
> > 69bfe1a9b Jani Nikula   2014-10-27  394   * port, and after completed link training.
> > 69bfe1a9b Jani Nikula   2014-10-27  395   */
> > 69bfe1a9b Jani Nikula   2014-10-27  396  void intel_audio_codec_enable(struct intel_encoder *intel_encoder)
> > 7c10a2b58 Jani Nikula   2014-10-27  397  {
> > 33d1e7c6f Jani Nikula   2014-10-27  398  	struct drm_encoder *encoder = &intel_encoder->base;
> > 33d1e7c6f Jani Nikula   2014-10-27  399  	struct intel_crtc *crtc = to_intel_crtc(encoder->crtc);
> > 67d92bb51 Ville Syrjälä 2015-09-08  400  	const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode;
> > 7c10a2b58 Jani Nikula   2014-10-27  401  	struct drm_connector *connector;
> > 7c10a2b58 Jani Nikula   2014-10-27  402  	struct drm_device *dev = encoder->dev;
> > 7c10a2b58 Jani Nikula   2014-10-27  403  	struct drm_i915_private *dev_priv = dev->dev_private;
> > 7c10a2b58 Jani Nikula   2014-10-27  404  
> > b8abe859c Ville Syrjälä 2015-09-08 @405  	connector = drm_select_eld(encoder, adjusted_mode);
> > 7c10a2b58 Jani Nikula   2014-10-27  406  	if (!connector)
> > 7c10a2b58 Jani Nikula   2014-10-27  407  		return;
> > 7c10a2b58 Jani Nikula   2014-10-27  408  
> > 7c10a2b58 Jani Nikula   2014-10-27  409  	DRM_DEBUG_DRIVER("ELD on [CONNECTOR:%d:%s], [ENCODER:%d:%s]\n",
> > 7c10a2b58 Jani Nikula   2014-10-27  410  			 connector->base.id,
> > 7c10a2b58 Jani Nikula   2014-10-27  411  			 connector->name,
> > 7c10a2b58 Jani Nikula   2014-10-27  412  			 connector->encoder->base.id,
> > 7c10a2b58 Jani Nikula   2014-10-27  413  			 connector->encoder->name);
> >
> > :::::: The code at line 405 was first introduced by commit
> > :::::: b8abe859c9d61101100cf9d87fe56defd668e42a drm/i915: Always call the adjusted mode 'adjusted_mode'
> >
> > :::::: TO: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > :::::: CC: Daniel Vetter <daniel.vetter@xxxxxxxx>
> >
> > ---
> > 0-DAY kernel test infrastructure                Open Source Technology Center
> > https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
> -- 
> Jani Nikula, Intel Open Source Technology Center

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
_______________________________________________
Intel-gfx mailing list
Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/intel-gfx




[Index of Archives]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]
  Powered by Linux