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
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