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From: Kevin Cernekee <cernekee@chromium.org>
To: lgirdwood@gmail.com, broonie@kernel.org
Cc: lars@metafoo.de, dgreid@chromium.org, abrestic@chromium.org,
	olofj@chromium.org, alsa-devel@alsa-project.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH V3 0/4] tas571x amplifier driver
Date: Sun,  3 May 2015 17:00:15 -0700	[thread overview]
Message-ID: <1430697619-22773-1-git-send-email-cernekee@chromium.org> (raw)

V2->V3:

Revert earlier changes to the regcache APIs.

Change regcache_sync() so that regcache_mark_dirty() is used to indicate
that the HW was reset.  This allows tas571x (which does NOT call
regcache_mark_dirty()) to use regcache_sync() to write back any register
changes that occurred while in cache_only (tas571x pdn) mode.

One assumption here is that regcache_sync() will be called once on
resume, before any other writes.  If it fails, the no_sync_defaults flag
will be cleared and the next sync attempt, if any, will try to write
out all contents of the cache.


Kevin Cernekee (4):
  regmap: Use regcache_mark_dirty() to indicate power loss or reset
  ASoC: tas571x: Add DT binding document
  ASoC: tas571x: New driver for TI TAS571x power amplifiers
  MAINTAINERS: Add entry for tas571x ASoC codec driver

 .../devicetree/bindings/sound/tas571x.txt          |  41 ++
 MAINTAINERS                                        |   6 +
 drivers/base/regmap/internal.h                     |   3 +
 drivers/base/regmap/regcache.c                     |  61 ++-
 sound/soc/codecs/Kconfig                           |   5 +
 sound/soc/codecs/Makefile                          |   2 +
 sound/soc/codecs/tas571x.c                         | 520 +++++++++++++++++++++
 sound/soc/codecs/tas571x.h                         |  33 ++
 8 files changed, 651 insertions(+), 20 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/sound/tas571x.txt
 create mode 100644 sound/soc/codecs/tas571x.c
 create mode 100644 sound/soc/codecs/tas571x.h

-- 
2.2.0.rc0.207.ga3a616c


             reply	other threads:[~2015-05-04  0:00 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-04  0:00 Kevin Cernekee [this message]
2015-05-04  0:00 ` [PATCH V3 1/4] regmap: Use regcache_mark_dirty() to indicate power loss or reset Kevin Cernekee
2015-05-04  6:38   ` Lars-Peter Clausen
2015-05-04 14:05     ` Kevin Cernekee
2015-05-04 17:33       ` Lars-Peter Clausen
2015-05-04  0:00 ` [PATCH V3 2/4] ASoC: tas571x: Add DT binding document Kevin Cernekee
2015-05-04  0:00 ` [PATCH V3 3/4] ASoC: tas571x: New driver for TI TAS571x power amplifiers Kevin Cernekee
2015-05-04 11:45   ` Mark Brown
2015-05-04 13:51     ` Kevin Cernekee
2015-05-04 13:57       ` Mark Brown
2015-05-04  0:00 ` [PATCH V3 4/4] MAINTAINERS: Add entry for tas571x ASoC codec driver Kevin Cernekee

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