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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: Hubert Kahlert <hkahlert@hk-datentechnik.de> Signed-off-by: Frank Mandarino <fmandarino@endrelia.com> Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
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@ -373,7 +373,7 @@ static void at91rm9200_i2s_shutdown(struct snd_pcm_substream *substream)
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if (!ssc_p->dir_mask) {
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/* Shutdown the SSC clock. */
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DBG("Stopping pid %d clock\n", ssc_p->pid);
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at91_sys_write(AT91_PMC_PCDR, ssc_p->pid);
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at91_sys_write(AT91_PMC_PCDR, 1<<ssc_p->pid);
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if (ssc_p->initialized)
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free_irq(ssc_p->pid, ssc_p);
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