Skip to content

Commit

Permalink
ASoC: samsung: i2s: Fix prescaler setting for the secondary DAI
Browse files Browse the repository at this point in the history
Make sure i2s->rclk_srcrate is properly initialized also during
playback through the secondary DAI.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
  • Loading branch information
Sylwester Nawrocki authored and Mark Brown committed Feb 12, 2019
1 parent 860b454 commit 323fb7b
Showing 1 changed file with 7 additions and 1 deletion.
8 changes: 7 additions & 1 deletion sound/soc/samsung/i2s.c
Original file line number Diff line number Diff line change
Expand Up @@ -604,6 +604,7 @@ static int i2s_set_fmt(struct snd_soc_dai *dai,
unsigned int fmt)
{
struct i2s_dai *i2s = to_info(dai);
struct i2s_dai *other = get_other_dai(i2s);
int lrp_shift, sdf_shift, sdf_mask, lrp_rlow, mod_slave;
u32 mod, tmp = 0;
unsigned long flags;
Expand Down Expand Up @@ -661,7 +662,8 @@ static int i2s_set_fmt(struct snd_soc_dai *dai,
* CLK_I2S_RCLK_SRC clock is not exposed so we ensure any
* clock configuration assigned in DT is not overwritten.
*/
if (i2s->rclk_srcrate == 0 && i2s->clk_data.clks == NULL)
if (i2s->rclk_srcrate == 0 && i2s->clk_data.clks == NULL &&
other->clk_data.clks == NULL)
i2s_set_sysclk(dai, SAMSUNG_I2S_RCLKSRC_0,
0, SND_SOC_CLOCK_IN);
break;
Expand Down Expand Up @@ -699,6 +701,7 @@ static int i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
struct i2s_dai *i2s = to_info(dai);
struct i2s_dai *other = get_other_dai(i2s);
u32 mod, mask = 0, val = 0;
struct clk *rclksrc;
unsigned long flags;
Expand Down Expand Up @@ -784,6 +787,9 @@ static int i2s_hw_params(struct snd_pcm_substream *substream,
i2s->frmclk = params_rate(params);

rclksrc = i2s->clk_table[CLK_I2S_RCLK_SRC];
if (!rclksrc || IS_ERR(rclksrc))
rclksrc = other->clk_table[CLK_I2S_RCLK_SRC];

if (rclksrc && !IS_ERR(rclksrc))
i2s->rclk_srcrate = clk_get_rate(rclksrc);

Expand Down

0 comments on commit 323fb7b

Please sign in to comment.