[alsa-devel] [PATCH 0/3] ALSA: pxa27x: ac97 reset fixes
grinberg at compulab.co.il
Tue Jan 8 09:44:55 CET 2013
On 01/07/13 23:55, Mike Dunn wrote:
> AC97 reset is broken on the pxa27x. These patches fix it by addressing multiple
> - cold reset fails because the GCR register is not set correctly
> - warm reset fails because some code used to work around a hardware bug is
> - the intent of the work-around code is obfuscated by unfortunate function
> This patch set replaces some earlier individual patches that had some problems.
> Thanks Robert and Igor.
> - don't specify the LPM flag DRIVE_HIGH in #define for the mfp config
> - patches 2 and 3 are combined into one patch
> - mfp level and direction are set only once, during driver initialization
> Mike Dunn (3):
> ALSA: pxa2xx: fix ac97 cold reset
> ALSA: pxa27x: fix ac97 warm reset
> ALSA: pxa27x: rename pxa27x_assert_ac97reset()
I believe all three patches should go through Mark's tree.
Mark, at least patches 1 and 2 are also stable material,
can you please, add stable tags?
> arch/arm/mach-pxa/include/mach/mfp-pxa27x.h | 3 ++
> arch/arm/mach-pxa/pxa27x.c | 24 ++++++++++++------
> sound/arm/pxa2xx-ac97-lib.c | 34 +++++++++++++++++++++-----
> 3 files changed, 46 insertions(+), 15 deletions(-)
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