[alsa-devel] [Intel-gfx] [PATCH v5 1/5] drm/i915: setup bridge for HDMI LPE audio driver

Takashi Iwai tiwai at suse.de
Thu Jan 26 11:26:20 CET 2017


On Thu, 26 Jan 2017 11:23:41 +0100,
Jani Nikula wrote:
> 
> On Thu, 26 Jan 2017, Takashi Iwai <tiwai at suse.de> wrote:
> > On Thu, 26 Jan 2017 10:21:47 +0100,
> > Daniel Vetter wrote:
> >> 
> >> On Tue, Jan 24, 2017 at 03:25:14PM +0200, Jani Nikula wrote:
> >> > On Wed, 25 Jan 2017, Jerome Anand <jerome.anand at intel.com> wrote:
> >> > > Enable support for HDMI LPE audio mode on Baytrail and
> >> > > Cherrytrail when HDaudio controller is not detected
> >> > >
> >> > > Setup minimum required resources during i915_driver_load:
> >> > > 1. Create a platform device to share MMIO/IRQ resources
> >> > > 2. Make the platform device child of i915 device for runtime PM.
> >> > > 3. Create IRQ chip to forward HDMI LPE audio irqs.
> >> > >
> >> > > HDMI LPE audio driver (a standalone sound driver) probes the
> >> > > LPE audio device and creates a new sound card.
> >> > >
> >> > > Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
> >> > > Signed-off-by: Jerome Anand <jerome.anand at intel.com>
> >> > 
> >> > Acked-by: Jani Nikula <jani.nikula at intel.com>
> >> > 
> >> > > ---
> >> > >  Documentation/gpu/i915.rst             |   9 +
> >> > >  drivers/gpu/drm/i915/Makefile          |   3 +
> >> > >  drivers/gpu/drm/i915/i915_drv.c        |   4 +-
> >> > >  drivers/gpu/drm/i915/i915_drv.h        |  11 ++
> >> > >  drivers/gpu/drm/i915/i915_irq.c        |  16 ++
> >> > >  drivers/gpu/drm/i915/i915_reg.h        |   3 +
> >> > >  drivers/gpu/drm/i915/intel_audio.c     |  25 +++
> >> > >  drivers/gpu/drm/i915/intel_drv.h       |   2 +
> >> > >  drivers/gpu/drm/i915/intel_lpe_audio.c | 321 +++++++++++++++++++++++++++++++++
> >> > >  include/drm/intel_lpe_audio.h          |  46 +++++
> >> > >  10 files changed, 438 insertions(+), 2 deletions(-)
> >> > >  create mode 100644 drivers/gpu/drm/i915/intel_lpe_audio.c
> >> > >  create mode 100644 include/drm/intel_lpe_audio.h
> >> > >
> >> > > diff --git a/Documentation/gpu/i915.rst b/Documentation/gpu/i915.rst
> >> > > index 104296d..bd9b767 100644
> >> > > --- a/Documentation/gpu/i915.rst
> >> > > +++ b/Documentation/gpu/i915.rst
> >> > > @@ -225,6 +225,15 @@ Display PLLs
> >> > >  .. kernel-doc:: drivers/gpu/drm/i915/intel_dpll_mgr.h
> >> > >     :internal:
> >> > >  
> >> > > +intel hdmi lpe audio support
> >> > > +----------------------------
> >> > > +
> >> > > +.. kernel-doc:: drivers/gpu/drm/i915/intel_lpe_audio.c
> >> > > +   :doc:  LPE Audio integration for HDMI or DP playback
> >> > > +
> >> > > +.. kernel-doc:: drivers/gpu/drm/i915/intel_lpe_audio.c
> >> > > +   :internal:
> >> > > +
> >> 
> >> Please apply a follow-up patch to move this next to the chapter about hda
> >> audio, because that makes imo more sense than just semi-randomly adding it
> >> at the end of the chapter. And it would avoid a silly conflict with stuff
> >> in drm-intel.git, which indeed should be here.
> >
> > OK, how about the one below?
> >
> >
> > thanks,
> >
> > Takashi
> >
> > -- 8< --
> > From: Takashi Iwai <tiwai at suse.de>
> > Subject: [PATCH] Documentation/gpu: Move LPE audio section after HD-audio
> >
> > As Daniel suggested, it makes more sense and reduces the conflicts.
> >
> > Also, while we're at it, tidy up the section title from all lower
> > letters.
> >
> > Signed-off-by: Takashi Iwai <tiwai at suse.de>
> > ---
> >  Documentation/gpu/i915.rst | 18 +++++++++---------
> >  1 file changed, 9 insertions(+), 9 deletions(-)
> >
> > diff --git a/Documentation/gpu/i915.rst b/Documentation/gpu/i915.rst
> > index a671eee78945..9574080113dc 100644
> > --- a/Documentation/gpu/i915.rst
> > +++ b/Documentation/gpu/i915.rst
> > @@ -144,6 +144,15 @@ High Definition Audio
> >  .. kernel-doc:: include/drm/i915_component.h
> >     :internal:
> >  
> > +Intel HDMI LPE Audio Support
> > +----------------------------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/intel_lpe_audio.c
> > +   :doc:  LPE Audio integration for HDMI or DP playback
>            ^^
> 
> While at it, please fix the double space (it was in the original
> already).

OK, fixed.


thanks,

Takashi


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