Ahbix clock is optional clock and not needed for all platforms. Move it to lpass-apq8016/ipq806x as it is not needed for sc7180.
Signed-off-by: Rohit kumar rohitkr@codeaurora.org Reviewed-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/lpass-apq8016.c | 27 ++++++++++++++++++++++++++ sound/soc/qcom/lpass-cpu.c | 40 ++++++++++----------------------------- sound/soc/qcom/lpass-ipq806x.c | 43 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 80 insertions(+), 30 deletions(-)
diff --git a/sound/soc/qcom/lpass-apq8016.c b/sound/soc/qcom/lpass-apq8016.c index 8210e37..fe4c258 100644 --- a/sound/soc/qcom/lpass-apq8016.c +++ b/sound/soc/qcom/lpass-apq8016.c @@ -185,7 +185,33 @@ static int apq8016_lpass_init(struct platform_device *pdev) return ret; }
+ drvdata->ahbix_clk = devm_clk_get(dev, "ahbix-clk"); + if (IS_ERR(drvdata->ahbix_clk)) { + dev_err(dev, "error getting ahbix-clk: %ld\n", + PTR_ERR(drvdata->ahbix_clk)); + ret = PTR_ERR(drvdata->ahbix_clk); + goto err_ahbix_clk; + } + + ret = clk_set_rate(drvdata->ahbix_clk, LPASS_AHBIX_CLOCK_FREQUENCY); + if (ret) { + dev_err(dev, "error setting rate on ahbix_clk: %d\n", ret); + goto err_ahbix_clk; + } + dev_dbg(dev, "set ahbix_clk rate to %lu\n", + clk_get_rate(drvdata->ahbix_clk)); + + ret = clk_prepare_enable(drvdata->ahbix_clk); + if (ret) { + dev_err(dev, "error enabling ahbix_clk: %d\n", ret); + goto err_ahbix_clk; + } + return 0; + +err_ahbix_clk: + clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks); + return ret; }
static int apq8016_lpass_exit(struct platform_device *pdev) @@ -193,6 +219,7 @@ static int apq8016_lpass_exit(struct platform_device *pdev) struct lpass_data *drvdata = platform_get_drvdata(pdev);
clk_bulk_disable_unprepare(drvdata->num_clks, drvdata->clks); + clk_disable_unprepare(drvdata->ahbix_clk);
return 0; } diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c index e00a4af..f0c7e93 100644 --- a/sound/soc/qcom/lpass-cpu.c +++ b/sound/soc/qcom/lpass-cpu.c @@ -566,8 +566,13 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) return PTR_ERR(drvdata->lpaif_map); }
- if (variant->init) - variant->init(pdev); + if (variant->init) { + ret = variant->init(pdev); + if (ret) { + dev_err(dev, "error initializing variant: %d\n", ret); + return ret; + } + }
for (i = 0; i < variant->num_dai; i++) { dai_id = variant->dai_driver[i].id; @@ -594,46 +599,22 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) } }
- drvdata->ahbix_clk = devm_clk_get(dev, "ahbix-clk"); - if (IS_ERR(drvdata->ahbix_clk)) { - dev_err(dev, "error getting ahbix-clk: %ld\n", - PTR_ERR(drvdata->ahbix_clk)); - return PTR_ERR(drvdata->ahbix_clk); - } - - ret = clk_set_rate(drvdata->ahbix_clk, LPASS_AHBIX_CLOCK_FREQUENCY); - if (ret) { - dev_err(dev, "error setting rate on ahbix_clk: %d\n", ret); - return ret; - } - dev_dbg(dev, "set ahbix_clk rate to %lu\n", - clk_get_rate(drvdata->ahbix_clk)); - - ret = clk_prepare_enable(drvdata->ahbix_clk); - if (ret) { - dev_err(dev, "error enabling ahbix_clk: %d\n", ret); - return ret; - } - ret = devm_snd_soc_register_component(dev, &lpass_cpu_comp_driver, variant->dai_driver, variant->num_dai); if (ret) { dev_err(dev, "error registering cpu driver: %d\n", ret); - goto err_clk; + goto err; }
ret = asoc_qcom_lpass_platform_register(pdev); if (ret) { dev_err(dev, "error registering platform driver: %d\n", ret); - goto err_clk; + goto err; }
- return 0; - -err_clk: - clk_disable_unprepare(drvdata->ahbix_clk); +err: return ret; } EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_platform_probe); @@ -645,7 +626,6 @@ int asoc_qcom_lpass_cpu_platform_remove(struct platform_device *pdev) if (drvdata->variant->exit) drvdata->variant->exit(pdev);
- clk_disable_unprepare(drvdata->ahbix_clk);
return 0; } diff --git a/sound/soc/qcom/lpass-ipq806x.c b/sound/soc/qcom/lpass-ipq806x.c index 1987605..b7c0586 100644 --- a/sound/soc/qcom/lpass-ipq806x.c +++ b/sound/soc/qcom/lpass-ipq806x.c @@ -55,6 +55,47 @@ static struct snd_soc_dai_driver ipq806x_lpass_cpu_dai_driver = { .ops = &asoc_qcom_lpass_cpu_dai_ops, };
+static int ipq806x_lpass_init(struct platform_device *pdev) +{ + struct lpass_data *drvdata = platform_get_drvdata(pdev); + struct device *dev = &pdev->dev; + int ret; + + drvdata->ahbix_clk = devm_clk_get(dev, "ahbix-clk"); + if (IS_ERR(drvdata->ahbix_clk)) { + dev_err(dev, "error getting ahbix-clk: %ld\n", + PTR_ERR(drvdata->ahbix_clk)); + ret = PTR_ERR(drvdata->ahbix_clk); + goto err_ahbix_clk; + } + + ret = clk_set_rate(drvdata->ahbix_clk, LPASS_AHBIX_CLOCK_FREQUENCY); + if (ret) { + dev_err(dev, "error setting rate on ahbix_clk: %d\n", ret); + goto err_ahbix_clk; + } + dev_dbg(dev, "set ahbix_clk rate to %lu\n", + clk_get_rate(drvdata->ahbix_clk)); + + ret = clk_prepare_enable(drvdata->ahbix_clk); + if (ret) { + dev_err(dev, "error enabling ahbix_clk: %d\n", ret); + goto err_ahbix_clk; + } + +err_ahbix_clk: + return ret; +} + +static int ipq806x_lpass_exit(struct platform_device *pdev) +{ + struct lpass_data *drvdata = platform_get_drvdata(pdev); + + clk_disable_unprepare(drvdata->ahbix_clk); + + return 0; +} + static int ipq806x_lpass_alloc_dma_channel(struct lpass_data *drvdata, int dir) { if (dir == SNDRV_PCM_STREAM_PLAYBACK) @@ -90,6 +131,8 @@ static struct lpass_variant ipq806x_data = { .dai_bit_clk_names = (const char *[]) { "mi2s-bit-clk", }, + .init = ipq806x_lpass_init, + .exit = ipq806x_lpass_exit, .alloc_dma_channel = ipq806x_lpass_alloc_dma_channel, .free_dma_channel = ipq806x_lpass_free_dma_channel, };