diff options
Diffstat (limited to '')
-rw-r--r-- | sound/soc/mediatek/mt8192/mt8192-afe-control.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/sound/soc/mediatek/mt8192/mt8192-afe-control.c b/sound/soc/mediatek/mt8192/mt8192-afe-control.c new file mode 100644 index 0000000000..d01b62e100 --- /dev/null +++ b/sound/soc/mediatek/mt8192/mt8192-afe-control.c @@ -0,0 +1,161 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// MediaTek ALSA SoC Audio Control +// +// Copyright (c) 2020 MediaTek Inc. +// Author: Shane Chien <shane.chien@mediatek.com> +// + +#include "mt8192-afe-common.h" + +enum { + MTK_AFE_RATE_8K = 0, + MTK_AFE_RATE_11K = 1, + MTK_AFE_RATE_12K = 2, + MTK_AFE_RATE_384K = 3, + MTK_AFE_RATE_16K = 4, + MTK_AFE_RATE_22K = 5, + MTK_AFE_RATE_24K = 6, + MTK_AFE_RATE_352K = 7, + MTK_AFE_RATE_32K = 8, + MTK_AFE_RATE_44K = 9, + MTK_AFE_RATE_48K = 10, + MTK_AFE_RATE_88K = 11, + MTK_AFE_RATE_96K = 12, + MTK_AFE_RATE_176K = 13, + MTK_AFE_RATE_192K = 14, + MTK_AFE_RATE_260K = 15, +}; + +enum { + MTK_AFE_DAI_MEMIF_RATE_8K = 0, + MTK_AFE_DAI_MEMIF_RATE_16K = 1, + MTK_AFE_DAI_MEMIF_RATE_32K = 2, + MTK_AFE_DAI_MEMIF_RATE_48K = 3, +}; + +enum { + MTK_AFE_PCM_RATE_8K = 0, + MTK_AFE_PCM_RATE_16K = 1, + MTK_AFE_PCM_RATE_32K = 2, + MTK_AFE_PCM_RATE_48K = 3, +}; + +unsigned int mt8192_general_rate_transform(struct device *dev, + unsigned int rate) +{ + switch (rate) { + case 8000: + return MTK_AFE_RATE_8K; + case 11025: + return MTK_AFE_RATE_11K; + case 12000: + return MTK_AFE_RATE_12K; + case 16000: + return MTK_AFE_RATE_16K; + case 22050: + return MTK_AFE_RATE_22K; + case 24000: + return MTK_AFE_RATE_24K; + case 32000: + return MTK_AFE_RATE_32K; + case 44100: + return MTK_AFE_RATE_44K; + case 48000: + return MTK_AFE_RATE_48K; + case 88200: + return MTK_AFE_RATE_88K; + case 96000: + return MTK_AFE_RATE_96K; + case 176400: + return MTK_AFE_RATE_176K; + case 192000: + return MTK_AFE_RATE_192K; + case 260000: + return MTK_AFE_RATE_260K; + case 352800: + return MTK_AFE_RATE_352K; + case 384000: + return MTK_AFE_RATE_384K; + default: + dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n", + __func__, + rate, MTK_AFE_RATE_48K); + return MTK_AFE_RATE_48K; + } +} + +static unsigned int dai_memif_rate_transform(struct device *dev, + unsigned int rate) +{ + switch (rate) { + case 8000: + return MTK_AFE_DAI_MEMIF_RATE_8K; + case 16000: + return MTK_AFE_DAI_MEMIF_RATE_16K; + case 32000: + return MTK_AFE_DAI_MEMIF_RATE_32K; + case 48000: + return MTK_AFE_DAI_MEMIF_RATE_48K; + default: + dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n", + __func__, + rate, MTK_AFE_DAI_MEMIF_RATE_16K); + return MTK_AFE_DAI_MEMIF_RATE_16K; + } +} + +static unsigned int pcm_rate_transform(struct device *dev, + unsigned int rate) +{ + switch (rate) { + case 8000: + return MTK_AFE_PCM_RATE_8K; + case 16000: + return MTK_AFE_PCM_RATE_16K; + case 32000: + return MTK_AFE_PCM_RATE_32K; + case 48000: + return MTK_AFE_PCM_RATE_48K; + default: + dev_warn(dev, "%s(), rate %u invalid, use %d!!!\n", + __func__, + rate, MTK_AFE_PCM_RATE_32K); + return MTK_AFE_PCM_RATE_32K; + } +} + +unsigned int mt8192_rate_transform(struct device *dev, + unsigned int rate, int aud_blk) +{ + switch (aud_blk) { + case MT8192_MEMIF_DAI: + case MT8192_MEMIF_MOD_DAI: + return dai_memif_rate_transform(dev, rate); + case MT8192_DAI_PCM_1: + case MT8192_DAI_PCM_2: + return pcm_rate_transform(dev, rate); + default: + return mt8192_general_rate_transform(dev, rate); + } +} + +int mt8192_dai_set_priv(struct mtk_base_afe *afe, int id, + int priv_size, const void *priv_data) +{ + struct mt8192_afe_private *afe_priv = afe->platform_priv; + void *temp_data; + + temp_data = devm_kzalloc(afe->dev, + priv_size, + GFP_KERNEL); + if (!temp_data) + return -ENOMEM; + + if (priv_data) + memcpy(temp_data, priv_data, priv_size); + + afe_priv->dai_priv[id] = temp_data; + + return 0; +} |