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authorIngo Molnar <mingo@elte.hu>2011-10-04 11:08:16 +0200
committerIngo Molnar <mingo@elte.hu>2011-10-04 11:09:08 +0200
commit22f92bacbeea24b20e447444c28e7cad9f1ac3f8 (patch)
tree5c3f2346804a186aa2d954f078fd2f4d44bcc26e /sound/soc/omap/omap-mcbsp.c
parent557ab425429a5123d37f412ce3e6d6137cb621f8 (diff)
parent0f86267b79bc6e357b8606077c7f70239045ea9c (diff)
Merge branch 'linus' into sched/core
Merge reason: pick up the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'sound/soc/omap/omap-mcbsp.c')
-rw-r--r--sound/soc/omap/omap-mcbsp.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/omap/omap-mcbsp.c b/sound/soc/omap/omap-mcbsp.c
index ebcc2d4d2b1..478d6077845 100644
--- a/sound/soc/omap/omap-mcbsp.c
+++ b/sound/soc/omap/omap-mcbsp.c
@@ -516,6 +516,12 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
struct omap_mcbsp_reg_cfg *regs = &mcbsp_data->regs;
int err = 0;
+ if (mcbsp_data->active)
+ if (freq == mcbsp_data->in_freq)
+ return 0;
+ else
+ return -EBUSY;
+
/* The McBSP signal muxing functions are only available on McBSP1 */
if (clk_id == OMAP_MCBSP_CLKR_SRC_CLKR ||
clk_id == OMAP_MCBSP_CLKR_SRC_CLKX ||