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author | Bjorn Andersson <bjorn.andersson@linaro.org> | 2018-05-09 11:58:20 -0700 |
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committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2018-05-09 11:59:07 -0700 |
commit | 9935448e207cc9e7e5fd3c6aa3282ff503f263c4 (patch) | |
tree | a43f75f5dd940664f468418d59d3879ffff75b8f /sound/soc/omap/omap-dmic.c | |
parent | 41a5985f173bf1f93d2634fc93d8aa53683067f9 (diff) | |
parent | 75bc37fefc4471e718ba8e651aa74673d4e0a9eb (diff) | |
download | linux-9935448e207cc9e7e5fd3c6aa3282ff503f263c4.tar.gz linux-9935448e207cc9e7e5fd3c6aa3282ff503f263c4.tar.bz2 linux-9935448e207cc9e7e5fd3c6aa3282ff503f263c4.zip |
Merge tag 'v4.17-rc4' into rproc-next
Pick up fixes from rproc-v4.17-1
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'sound/soc/omap/omap-dmic.c')
-rw-r--r-- | sound/soc/omap/omap-dmic.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c index 09db2aec12a3..b2f5d2fa354d 100644 --- a/sound/soc/omap/omap-dmic.c +++ b/sound/soc/omap/omap-dmic.c @@ -281,7 +281,7 @@ static int omap_dmic_dai_trigger(struct snd_pcm_substream *substream, static int omap_dmic_select_fclk(struct omap_dmic *dmic, int clk_id, unsigned int freq) { - struct clk *parent_clk; + struct clk *parent_clk, *mux; char *parent_clk_name; int ret = 0; @@ -329,14 +329,21 @@ static int omap_dmic_select_fclk(struct omap_dmic *dmic, int clk_id, return -ENODEV; } + mux = clk_get_parent(dmic->fclk); + if (IS_ERR(mux)) { + dev_err(dmic->dev, "can't get fck mux parent\n"); + clk_put(parent_clk); + return -ENODEV; + } + mutex_lock(&dmic->mutex); if (dmic->active) { /* disable clock while reparenting */ pm_runtime_put_sync(dmic->dev); - ret = clk_set_parent(dmic->fclk, parent_clk); + ret = clk_set_parent(mux, parent_clk); pm_runtime_get_sync(dmic->dev); } else { - ret = clk_set_parent(dmic->fclk, parent_clk); + ret = clk_set_parent(mux, parent_clk); } mutex_unlock(&dmic->mutex); @@ -349,6 +356,7 @@ static int omap_dmic_select_fclk(struct omap_dmic *dmic, int clk_id, dmic->fclk_freq = freq; err_busy: + clk_put(mux); clk_put(parent_clk); return ret; |