Commit 219e281f authored by Hubert Kahlert's avatar Hubert Kahlert Committed by Jaroslav Kysela
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[ALSA] Fix mask to stop AT91 SSC clock on shutdown 



This patch by Frank Mandarino and Hubert Kahlert fixes a bug in the AT91
SSC (i2s) shutdown code that would erroneously disable other AT91
peripheral clocks.

Signed-off-by: default avatarHubert Kahlert <hkahlert@hk-datentechnik.de>
Signed-off-by: default avatarFrank Mandarino <fmandarino@endrelia.com>
Signed-off-by: default avatarLiam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent 8b65727b

sound/soc/at91/at91rm9200-i2s.c

+1 −1
Original line number Diff line number Diff line
@@ -373,7 +373,7 @@ static void at91rm9200_i2s_shutdown(struct snd_pcm_substream *substream) 
	if (!ssc_p->dir_mask) {

		/* Shutdown the SSC clock. */

		DBG("Stopping pid %d clock\n", ssc_p->pid);

		at91_sys_write(AT91_PMC_PCDR, ssc_p->pid);

		at91_sys_write(AT91_PMC_PCDR, 1<<ssc_p->pid);



		if (ssc_p->initialized)

			free_irq(ssc_p->pid, ssc_p);