diff options
Diffstat (limited to 'sound/soc/mediatek/mt8192/mt8192-afe-pcm.c')
| -rw-r--r-- | sound/soc/mediatek/mt8192/mt8192-afe-pcm.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c b/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c index 9b502f4cd6ea..3d32fe46118e 100644 --- a/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c +++ b/sound/soc/mediatek/mt8192/mt8192-afe-pcm.c @@ -12,6 +12,7 @@ #include <linux/mfd/syscon.h> #include <linux/of.h> #include <linux/of_address.h> +#include <linux/of_reserved_mem.h> #include <linux/pm_runtime.h> #include <linux/reset.h> #include <sound/soc.h> @@ -2158,27 +2159,32 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev) { struct mtk_base_afe *afe; struct mt8192_afe_private *afe_priv; - struct device *dev; + struct device *dev = &pdev->dev; struct reset_control *rstc; int i, ret, irq_id; - ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(34)); if (ret) return ret; - afe = devm_kzalloc(&pdev->dev, sizeof(*afe), GFP_KERNEL); + afe = devm_kzalloc(dev, sizeof(*afe), GFP_KERNEL); if (!afe) return -ENOMEM; platform_set_drvdata(pdev, afe); - afe->platform_priv = devm_kzalloc(&pdev->dev, sizeof(*afe_priv), + afe->platform_priv = devm_kzalloc(dev, sizeof(*afe_priv), GFP_KERNEL); if (!afe->platform_priv) return -ENOMEM; afe_priv = afe->platform_priv; - afe->dev = &pdev->dev; - dev = afe->dev; + afe->dev = dev; + + ret = of_reserved_mem_device_init(dev); + if (ret) { + dev_info(dev, "no reserved memory found, pre-allocating buffers instead\n"); + afe->preallocate_buffers = true; + } /* init audio related clock */ ret = mt8192_init_clock(afe); @@ -2196,7 +2202,7 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev) if (ret) return dev_err_probe(dev, ret, "failed to trigger audio reset\n"); - ret = devm_pm_runtime_enable(&pdev->dev); + ret = devm_pm_runtime_enable(dev); if (ret) return ret; @@ -2212,13 +2218,13 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev) /* enable clock for regcache get default value from hw */ afe_priv->pm_runtime_bypass_reg_ctl = true; - pm_runtime_get_sync(&pdev->dev); + pm_runtime_get_sync(dev); ret = regmap_reinit_cache(afe->regmap, &mt8192_afe_regmap_config); if (ret) return dev_err_probe(dev, ret, "regmap_reinit_cache fail\n"); - pm_runtime_put_sync(&pdev->dev); + pm_runtime_put_sync(dev); afe_priv->pm_runtime_bypass_reg_ctl = false; regcache_cache_only(afe->regmap, true); @@ -2285,7 +2291,7 @@ static int mt8192_afe_pcm_dev_probe(struct platform_device *pdev) afe->runtime_suspend = mt8192_afe_runtime_suspend; /* register platform */ - ret = devm_snd_soc_register_component(&pdev->dev, + ret = devm_snd_soc_register_component(dev, &mtk_afe_pcm_platform, afe->dai_drivers, afe->num_dai_drivers); @@ -2314,15 +2320,15 @@ static const struct of_device_id mt8192_afe_pcm_dt_match[] = { MODULE_DEVICE_TABLE(of, mt8192_afe_pcm_dt_match); static const struct dev_pm_ops mt8192_afe_pm_ops = { - SET_RUNTIME_PM_OPS(mt8192_afe_runtime_suspend, - mt8192_afe_runtime_resume, NULL) + RUNTIME_PM_OPS(mt8192_afe_runtime_suspend, + mt8192_afe_runtime_resume, NULL) }; static struct platform_driver mt8192_afe_pcm_driver = { .driver = { .name = "mt8192-audio", .of_match_table = mt8192_afe_pcm_dt_match, - .pm = &mt8192_afe_pm_ops, + .pm = pm_ptr(&mt8192_afe_pm_ops), }, .probe = mt8192_afe_pcm_dev_probe, .remove = mt8192_afe_pcm_dev_remove, |