Hi Sir, Add patch to Atmel AC97C.
Object: using software reset instead hardware reset if not available
Best Regards, Voice Shen -----Original Message----- From: Nicolas Ferre [mailto:nicolas.ferre@atmel.com] Sent: Thursday, November 24, 2011 18:44 voice To: Shen, Voice Cc: linux-kernel@vger.kernel.org; linux-sound@vger.kernel.org; Lin, JM; Xu, Hong Subject: Re: [PATCH] atmel ac97c: using software reset instead hardware reset if not available
On 11/23/2011 11:05 AM, voice :
Using software reset instead hardware reset if not available
Signed-off-by: Bo Shen voice.shen@atmel.com
Acked-by: Nicolas Ferre nicolas.ferre@atmel.com
You may need to sent it to the sound subsystem mailing-list and maintainers.
Anyway, I let you follow this patch... As it is a fixup and will benefit to existing platforms, I think that it can make its way to mainline during 3.2 phase.
Best regards,
sound/atmel/ac97c.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c index 6e5adde..73516f6 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -899,6 +899,10 @@ static void atmel_ac97c_reset(struct atmel_ac97c
*chip)
/* AC97 v2.2 specifications says minimum 1 us. */ udelay(2); gpio_set_value(chip->reset_pin, 1);
- } else {
ac97c_writel(chip, MR, AC97C_MR_WRST | AC97C_MR_ENA);udelay(2);ac97c_writel(chip, MR, AC97C_MR_ENA);}