diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/801-audio-0044-MLK-17528-3-ASoC-fsl_sai-Set-clock-rate-in-set_syscl.patch')
-rw-r--r-- | target/linux/layerscape/patches-5.4/801-audio-0044-MLK-17528-3-ASoC-fsl_sai-Set-clock-rate-in-set_syscl.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/801-audio-0044-MLK-17528-3-ASoC-fsl_sai-Set-clock-rate-in-set_syscl.patch b/target/linux/layerscape/patches-5.4/801-audio-0044-MLK-17528-3-ASoC-fsl_sai-Set-clock-rate-in-set_syscl.patch new file mode 100644 index 0000000000..da3ec8d3d8 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/801-audio-0044-MLK-17528-3-ASoC-fsl_sai-Set-clock-rate-in-set_syscl.patch @@ -0,0 +1,44 @@ +From 0d9bc2f22dc418c4573ded86278e55f97d029dca Mon Sep 17 00:00:00 2001 +From: Viorel Suman <viorel.suman@nxp.com> +Date: Fri, 9 Feb 2018 11:39:58 +0200 +Subject: [PATCH] MLK-17528-3: ASoC: fsl_sai: Set clock rate in "set_sysclk" + API + +Set the requested clock rate in "set_sysclk" for specified clock id. + +Signed-off-by: Viorel Suman <viorel.suman@nxp.com> +Suggested-by: Shengjiu Wang <shengjiu.wang@nxp.com> +Reviewed-by: Shengjiu Wang <shengjiu.wang@nxp.com> +Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> +--- + sound/soc/fsl/fsl_sai.c | 19 +++++++++++++++++++ + 1 file changed, 19 insertions(+) + +--- a/sound/soc/fsl/fsl_sai.c ++++ b/sound/soc/fsl/fsl_sai.c +@@ -245,6 +245,25 @@ static int fsl_sai_set_dai_sysclk(struct + return 0; + } + ++ if (freq > 0) { ++ if (clk_id < 0 || clk_id >= FSL_SAI_MCLK_MAX) { ++ dev_err(cpu_dai->dev, "Unknown clock id: %d\n", clk_id); ++ return -EINVAL; ++ } ++ ++ if (IS_ERR_OR_NULL(sai->mclk_clk[clk_id])) { ++ dev_err(cpu_dai->dev, "Unassigned clock: %d\n", clk_id); ++ return -EINVAL; ++ } ++ ++ ret = clk_set_rate(sai->mclk_clk[clk_id], freq); ++ if (ret < 0) { ++ dev_err(cpu_dai->dev, "failed to set clock rate (%u): %d\n", ++ freq, ret); ++ return ret; ++ } ++ } ++ + ret = fsl_sai_set_dai_sysclk_tr(cpu_dai, clk_id, freq, + FSL_FMT_TRANSMITTER); + if (ret) { |