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authorDaniel Mack2018-05-21 23:50:17 +0200
committerMark Brown2018-05-22 12:57:17 +0200
commit05f38281c5e5272ff1d350ed8762b08c4f6d10fc (patch)
tree3d439ec9b5f0cb20fdd63a612bdc8ac9d4a5fbff /sound/soc/pxa/pxa-ssp.c
parentASoC: pxa-ssp: allow more flexible setup order (diff)
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ASoC: pxa-ssp: simplify pxa_ssp_set_dai_sysclk()
There's no need to read the register again prior to writing it, we did that in the beginning of the function. Signed-off-by: Daniel Mack <daniel@zonque.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/pxa/pxa-ssp.c')
-rw-r--r--sound/soc/pxa/pxa-ssp.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/sound/soc/pxa/pxa-ssp.c b/sound/soc/pxa/pxa-ssp.c
index ffddcf117eb8..6fc986080130 100644
--- a/sound/soc/pxa/pxa-ssp.c
+++ b/sound/soc/pxa/pxa-ssp.c
@@ -217,10 +217,9 @@ static int pxa_ssp_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
{
struct ssp_priv *priv = snd_soc_dai_get_drvdata(cpu_dai);
struct ssp_device *ssp = priv->ssp;
- int val;
u32 sscr0 = pxa_ssp_read_reg(ssp, SSCR0) &
- ~(SSCR0_ECS | SSCR0_NCS | SSCR0_MOD | SSCR0_ACS);
+ ~(SSCR0_ECS | SSCR0_NCS | SSCR0_MOD | SSCR0_ACS);
dev_dbg(&ssp->pdev->dev,
"pxa_ssp_set_dai_sysclk id: %d, clk_id %d, freq %u\n",
@@ -258,8 +257,7 @@ static int pxa_ssp_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
* on PXA2xx. On PXA3xx it must be enabled when doing so. */
if (ssp->type != PXA3xx_SSP)
clk_disable_unprepare(ssp->clk);
- val = pxa_ssp_read_reg(ssp, SSCR0) | sscr0;
- pxa_ssp_write_reg(ssp, SSCR0, val);
+ pxa_ssp_write_reg(ssp, SSCR0, sscr0);
if (ssp->type != PXA3xx_SSP)
clk_prepare_enable(ssp->clk);