[alsa-devel] [PATCH 0/2 V3] Power-well API implementation for Haswell

Wang, Xingchao xingchao.wang at intel.com
Thu May 16 14:06:00 CEST 2013


Hi Daniel,

Do you have further comments on this patchset?

thanks
--xingchao


> -----Original Message-----
> From: Wang Xingchao [mailto:xingchao.wang at linux.intel.com]
> Sent: Thursday, May 16, 2013 3:53 PM
> To: tiwai at suse.de; daniel at ffwll.ch; Girdwood, Liam R
> Cc: david.henningsson at canonical.com; Lin, Mengdong; Li, Jocelyn;
> alsa-devel at alsa-project.org; intel-gfx at lists.freedesktop.org; Barnes, Jesse;
> Zanoni, Paulo R; Wang, Xingchao; Wang Xingchao
> Subject: [PATCH 0/2 V3] Power-well API implementation for Haswell
> 
> Hi all,
> 
>    This is V3 and some fixes after Takashi's review.
>    change between V2-->V3:
>    - make SND_HDA_I915 selectable
>    - use snd_printdd to output message
>    - add return error code check
>    - use symbol_request to replace symbol_get
>    - release power_well at azx_free
>    - some typo fixes
> 
>    changes between V1-->V2:
>    - use reference count to track power-well usage
>    - remove external module, compiled into snd-hda-intel instead
>    - manage symbols and module loading properly
>    - remove IS_HSW macro, use flag instead
>    - remove audio callback for gfx driver to avoid dependency
>    - split whole patch into two pieces for easy review
>    - more typo fixes
> 
> Wang Xingchao (2):
>   drm/915: Add private api for power well usage
>   ALSA: hda - Add power-welll support for haswell HDA
> 
>  drivers/gpu/drm/i915/intel_pm.c |   76
> +++++++++++++++++++++++++++++++++++----
>  include/drm/i915_powerwell.h    |   36 +++++++++++++++++++
>  sound/pci/hda/Kconfig           |   10 ++++++
>  sound/pci/hda/Makefile          |    3 ++
>  sound/pci/hda/hda_i915.c        |   75
> ++++++++++++++++++++++++++++++++++++++
>  sound/pci/hda/hda_i915.h        |   35 ++++++++++++++++++
>  sound/pci/hda/hda_intel.c       |   41 +++++++++++++++++++--
>  7 files changed, 262 insertions(+), 10 deletions(-)  create mode 100644
> include/drm/i915_powerwell.h  create mode 100644
> sound/pci/hda/hda_i915.c  create mode 100644 sound/pci/hda/hda_i915.h
> 
> --
> 1.7.9.5



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