According to RM SPDIF STC SYSCLK_DF field is 9-bit wide, values being in 0..511 range. Use a proper type to handle sysclk_df.
Signed-off-by: Viorel Suman viorel.suman@nxp.com --- sound/soc/fsl/fsl_spdif.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index a26686e..4842e6d 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -96,7 +96,7 @@ struct fsl_spdif_priv { bool dpll_locked; u32 txrate[SPDIF_TXRATE_MAX]; u8 txclk_df[SPDIF_TXRATE_MAX]; - u8 sysclk_df[SPDIF_TXRATE_MAX]; + u16 sysclk_df[SPDIF_TXRATE_MAX]; u8 txclk_src[SPDIF_TXRATE_MAX]; u8 rxclk_src; struct clk *txclk[SPDIF_TXRATE_MAX]; @@ -376,7 +376,8 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream, struct platform_device *pdev = spdif_priv->pdev; unsigned long csfs = 0; u32 stc, mask, rate; - u8 clk, txclk_df, sysclk_df; + u16 sysclk_df; + u8 clk, txclk_df; int ret;
switch (sample_rate) { @@ -1109,8 +1110,9 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv, static const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 }; bool is_sysclk = clk_is_match(clk, spdif_priv->sysclk); u64 rate_ideal, rate_actual, sub; - u32 sysclk_dfmin, sysclk_dfmax; - u32 txclk_df, sysclk_df, arate; + u32 arate; + u16 sysclk_dfmin, sysclk_dfmax, sysclk_df; + u8 txclk_df;
/* The sysclk has an extra divisor [2, 512] */ sysclk_dfmin = is_sysclk ? 2 : 1;