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Message-ID: <3b7d64ba9a84651575f69de5bbcbecf42d157250.1524628914.git.ryder.lee@mediatek.com>
Date: Wed, 25 Apr 2018 12:19:56 +0800
From: Ryder Lee <ryder.lee@...iatek.com>
To: Mark Brown <broonie@...nel.org>
CC: Garlic Tseng <garlic.tseng@...iatek.com>,
<alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>,
Ryder Lee <ryder.lee@...iatek.com>
Subject: [PATCH 3/6] ASoC: mediatek: Add MTK_STREAM_NUM to mtk-base-afe.h
Add MTK_STREAM_NUM to common header and modify related stuff so that
the other SoCs can reuse it.
Signed-off-by: Ryder Lee <ryder.lee@...iatek.com>
Reviewed-by: Garlic Tseng <garlic.tseng@...iatek.com>
---
sound/soc/mediatek/common/mtk-base-afe.h | 2 +
sound/soc/mediatek/mt2701/mt2701-afe-clock-ctrl.c | 15 +++--
sound/soc/mediatek/mt2701/mt2701-afe-common.h | 17 ++----
sound/soc/mediatek/mt2701/mt2701-afe-pcm.c | 67 +++++------------------
4 files changed, 30 insertions(+), 71 deletions(-)
diff --git a/sound/soc/mediatek/common/mtk-base-afe.h b/sound/soc/mediatek/common/mtk-base-afe.h
index 3a78f6f..e50adc9 100644
--- a/sound/soc/mediatek/common/mtk-base-afe.h
+++ b/sound/soc/mediatek/common/mtk-base-afe.h
@@ -17,6 +17,8 @@
#ifndef _MTK_BASE_AFE_H_
#define _MTK_BASE_AFE_H_
+#define MTK_STREAM_NUM (SNDRV_PCM_STREAM_LAST + 1)
+
struct mtk_base_memif_data {
int id;
const char *name;
diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-clock-ctrl.c b/sound/soc/mediatek/mt2701/mt2701-afe-clock-ctrl.c
index 565005f..d4e6a5e 100644
--- a/sound/soc/mediatek/mt2701/mt2701-afe-clock-ctrl.c
+++ b/sound/soc/mediatek/mt2701/mt2701-afe-clock-ctrl.c
@@ -46,6 +46,7 @@ int mt2701_init_clock(struct mtk_base_afe *afe)
/* Get I2S related clocks */
for (i = 0; i < MT2701_I2S_NUM; i++) {
struct mt2701_i2s_path *i2s_path = &afe_priv->i2s_path[i];
+ struct clk *i2s_ck;
char name[13];
snprintf(name, sizeof(name), "i2s%d_src_sel", i);
@@ -70,18 +71,20 @@ int mt2701_init_clock(struct mtk_base_afe *afe)
}
snprintf(name, sizeof(name), "i2so%d_hop_ck", i);
- i2s_path->hop_ck[I2S_OUT] = devm_clk_get(afe->dev, name);
- if (IS_ERR(i2s_path->hop_ck[I2S_OUT])) {
+ i2s_ck = devm_clk_get(afe->dev, name);
+ if (IS_ERR(i2s_ck)) {
dev_err(afe->dev, "failed to get %s\n", name);
- return PTR_ERR(i2s_path->hop_ck[I2S_OUT]);
+ return PTR_ERR(i2s_ck);
}
+ i2s_path->hop_ck[SNDRV_PCM_STREAM_PLAYBACK] = i2s_ck;
snprintf(name, sizeof(name), "i2si%d_hop_ck", i);
- i2s_path->hop_ck[I2S_IN] = devm_clk_get(afe->dev, name);
- if (IS_ERR(i2s_path->hop_ck[I2S_IN])) {
+ i2s_ck = devm_clk_get(afe->dev, name);
+ if (IS_ERR(i2s_ck)) {
dev_err(afe->dev, "failed to get %s\n", name);
- return PTR_ERR(i2s_path->hop_ck[I2S_IN]);
+ return PTR_ERR(i2s_ck);
}
+ i2s_path->hop_ck[SNDRV_PCM_STREAM_CAPTURE] = i2s_ck;
snprintf(name, sizeof(name), "asrc%d_out_ck", i);
i2s_path->asrco_ck = devm_clk_get(afe->dev, name);
diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-common.h b/sound/soc/mediatek/mt2701/mt2701-afe-common.h
index ae8ddea..8dabf19 100644
--- a/sound/soc/mediatek/mt2701/mt2701-afe-common.h
+++ b/sound/soc/mediatek/mt2701/mt2701-afe-common.h
@@ -23,7 +23,6 @@
#include "mt2701-reg.h"
#include "../common/mtk-base-afe.h"
-#define MT2701_STREAM_DIR_NUM (SNDRV_PCM_STREAM_LAST + 1)
#define MT2701_PLL_DOMAIN_0_RATE 98304000
#define MT2701_PLL_DOMAIN_1_RATE 90316800
#define MT2701_I2S_NUM 4
@@ -100,19 +99,13 @@ struct mt2701_i2s_data {
int i2s_asrc_fs_mask;
};
-enum mt2701_i2s_dir {
- I2S_OUT,
- I2S_IN,
- I2S_DIR_NUM,
-};
-
struct mt2701_i2s_path {
int dai_id;
int mclk_rate;
- int on[I2S_DIR_NUM];
- int occupied[I2S_DIR_NUM];
- const struct mt2701_i2s_data *i2s_data[I2S_DIR_NUM];
- struct clk *hop_ck[I2S_DIR_NUM];
+ int on[MTK_STREAM_NUM];
+ int occupied[MTK_STREAM_NUM];
+ const struct mt2701_i2s_data *i2s_data[MTK_STREAM_NUM];
+ struct clk *hop_ck[MTK_STREAM_NUM];
struct clk *sel_ck;
struct clk *div_ck;
struct clk *mclk_ck;
@@ -123,7 +116,7 @@ struct mt2701_afe_private {
struct mt2701_i2s_path i2s_path[MT2701_I2S_NUM];
struct clk *base_ck[MT2701_BASE_CLK_NUM];
struct clk *mrgif_ck;
- bool mrg_enable[MT2701_STREAM_DIR_NUM];
+ bool mrg_enable[MTK_STREAM_NUM];
};
#endif
diff --git a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
index 2a161f4..99094a57 100644
--- a/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
+++ b/sound/soc/mediatek/mt2701/mt2701-afe-pcm.c
@@ -1256,63 +1256,24 @@ static int mt2701_irq_fs(struct snd_pcm_substream *substream, unsigned int rate)
}
};
-static const struct mt2701_i2s_data mt2701_i2s_data[MT2701_I2S_NUM][2] = {
+static const struct mt2701_i2s_data mt2701_i2s_data[][2] = {
{
- {
- .i2s_ctrl_reg = ASYS_I2SO1_CON,
- .i2s_asrc_fs_shift = 0,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
- {
- .i2s_ctrl_reg = ASYS_I2SIN1_CON,
- .i2s_asrc_fs_shift = 0,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
+ { ASYS_I2SO1_CON, 0, 0x1f },
+ { ASYS_I2SIN1_CON, 0, 0x1f },
},
{
- {
- .i2s_ctrl_reg = ASYS_I2SO2_CON,
- .i2s_asrc_fs_shift = 5,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
- {
- .i2s_ctrl_reg = ASYS_I2SIN2_CON,
- .i2s_asrc_fs_shift = 5,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
+ { ASYS_I2SO2_CON, 5, 0x1f },
+ { ASYS_I2SIN2_CON, 5, 0x1f },
},
{
- {
- .i2s_ctrl_reg = ASYS_I2SO3_CON,
- .i2s_asrc_fs_shift = 10,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
- {
- .i2s_ctrl_reg = ASYS_I2SIN3_CON,
- .i2s_asrc_fs_shift = 10,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
+ { ASYS_I2SO3_CON, 10, 0x1f },
+ { ASYS_I2SIN3_CON, 10, 0x1f },
},
{
- {
- .i2s_ctrl_reg = ASYS_I2SO4_CON,
- .i2s_asrc_fs_shift = 15,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
- {
- .i2s_ctrl_reg = ASYS_I2SIN4_CON,
- .i2s_asrc_fs_shift = 15,
- .i2s_asrc_fs_mask = 0x1f,
-
- },
+ { ASYS_I2SO4_CON, 15, 0x1f },
+ { ASYS_I2SIN4_CON, 15, 0x1f },
},
+ /* TODO - extend control registers supported by newer SoCs */
};
static irqreturn_t mt2701_asys_isr(int irq_id, void *dev)
@@ -1434,10 +1395,10 @@ static int mt2701_afe_pcm_dev_probe(struct platform_device *pdev)
/* I2S initialize */
for (i = 0; i < MT2701_I2S_NUM; i++) {
- afe_priv->i2s_path[i].i2s_data[I2S_OUT]
- = &mt2701_i2s_data[i][I2S_OUT];
- afe_priv->i2s_path[i].i2s_data[I2S_IN]
- = &mt2701_i2s_data[i][I2S_IN];
+ afe_priv->i2s_path[i].i2s_data[SNDRV_PCM_STREAM_PLAYBACK] =
+ &mt2701_i2s_data[i][SNDRV_PCM_STREAM_PLAYBACK];
+ afe_priv->i2s_path[i].i2s_data[SNDRV_PCM_STREAM_CAPTURE] =
+ &mt2701_i2s_data[i][SNDRV_PCM_STREAM_CAPTURE];
}
afe->mtk_afe_hardware = &mt2701_afe_hardware;
--
1.9.1
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