@@ -6,11 +6,13 @@
* Author: Garlic Tseng <garlic.tseng@mediatek.com>
*/
+#include <linux/io.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <sound/soc.h>
#include "mtk-afe-platform-driver.h"
+#include <sound/pcm_params.h>
#include "mtk-afe-fe-dai.h"
#include "mtk-base-afe.h"
@@ -120,50 +122,64 @@ int mtk_afe_fe_hw_params(struct snd_pcm_substream *substream,
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
- int msb_at_bit33 = 0;
- int ret, fs = 0;
+ int id = rtd->cpu_dai->id;
+ struct mtk_base_afe_memif *memif = &afe->memif[id];
+ int ret;
+ unsigned int channels = params_channels(params);
+ unsigned int rate = params_rate(params);
+ snd_pcm_format_t format = params_format(params);
ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
if (ret < 0)
return ret;
- msb_at_bit33 = upper_32_bits(substream->runtime->dma_addr) ? 1 : 0;
- memif->phys_buf_addr = lower_32_bits(substream->runtime->dma_addr);
- memif->buffer_size = substream->runtime->dma_bytes;
-
- /* start */
- mtk_regmap_write(afe->regmap, memif->data->reg_ofs_base,
- memif->phys_buf_addr);
- /* end */
- mtk_regmap_write(afe->regmap,
- memif->data->reg_ofs_base + AFE_BASE_END_OFFSET,
- memif->phys_buf_addr + memif->buffer_size - 1);
-
- /* set MSB to 33-bit */
- mtk_regmap_update_bits(afe->regmap, memif->data->msb_reg,
- 1, msb_at_bit33, memif->data->msb_shift);
+ if (afe->request_dram_resource)
+ afe->request_dram_resource(afe->dev);
+
+ dev_dbg(afe->dev, "%s(), %s, ch %d, rate %d, fmt %d, dma_addr %pad, dma_area %p, dma_bytes 0x%zx\n",
+ __func__, memif->data->name,
+ channels, rate, format,
+ &substream->runtime->dma_addr,
+ substream->runtime->dma_area,
+ substream->runtime->dma_bytes);
+
+ memset_io(substream->runtime->dma_area, 0,
+ substream->runtime->dma_bytes);
+
+ /* set addr */
+ ret = mtk_memif_set_addr(afe, id,
+ substream->runtime->dma_area,
+ substream->runtime->dma_addr,
+ substream->runtime->dma_bytes);
+ if (ret) {
+ dev_err(afe->dev, "%s(), error, id %d, set addr, ret %d\n",
+ __func__, id, ret);
+ return ret;
+ }
/* set channel */
- if (memif->data->mono_shift >= 0) {
- unsigned int mono = (params_channels(params) == 1) ? 1 : 0;
-
- mtk_regmap_update_bits(afe->regmap, memif->data->mono_reg,
- 1, mono, memif->data->mono_shift);
+ ret = mtk_memif_set_channel(afe, id, channels);
+ if (ret) {
+ dev_err(afe->dev, "%s(), error, id %d, set channel %d, ret %d\n",
+ __func__, id, channels, ret);
+ return ret;
}
/* set rate */
- if (memif->data->fs_shift < 0)
- return 0;
-
- fs = afe->memif_fs(substream, params_rate(params));
-
- if (fs < 0)
- return -EINVAL;
+ ret = mtk_memif_set_rate_substream(substream, id, rate);
+ if (ret) {
+ dev_err(afe->dev, "%s(), error, id %d, set rate %d, ret %d\n",
+ __func__, id, rate, ret);
+ return ret;
+ }
- mtk_regmap_update_bits(afe->regmap, memif->data->fs_reg,
- memif->data->fs_maskbit, fs,
- memif->data->fs_shift);
+ /* set format */
+ ret = mtk_memif_set_format(afe, id, format);
+ if (ret) {
+ dev_err(afe->dev, "%s(), error, id %d, set format %d, ret %d\n",
+ __func__, id, format, ret);
+ return ret;
+ }
return 0;
}
@@ -172,6 +188,11 @@ int mtk_afe_fe_hw_params(struct snd_pcm_substream *substream,
int mtk_afe_fe_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
+ struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
+
+ if (afe->release_dram_resource)
+ afe->release_dram_resource(afe->dev);
+
return snd_pcm_lib_free_pages(substream);
}
EXPORT_SYMBOL_GPL(mtk_afe_fe_hw_free);
@@ -182,20 +203,25 @@ int mtk_afe_fe_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_pcm_runtime * const runtime = substream->runtime;
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
+ int id = rtd->cpu_dai->id;
+ struct mtk_base_afe_memif *memif = &afe->memif[id];
struct mtk_base_afe_irq *irqs = &afe->irqs[memif->irq_usage];
const struct mtk_base_irq_data *irq_data = irqs->irq_data;
unsigned int counter = runtime->period_size;
int fs;
+ int ret;
dev_dbg(afe->dev, "%s %s cmd=%d\n", __func__, memif->data->name, cmd);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
- mtk_regmap_update_bits(afe->regmap,
- memif->data->enable_reg,
- 1, 1, memif->data->enable_shift);
+ ret = mtk_memif_set_enable(afe, id);
+ if (ret) {
+ dev_err(afe->dev, "%s(), error, id %d, memif enable, ret %d\n",
+ __func__, id, ret);
+ return ret;
+ }
/* set irq counter */
mtk_regmap_update_bits(afe->regmap, irq_data->irq_cnt_reg,
@@ -219,15 +245,19 @@ int mtk_afe_fe_trigger(struct snd_pcm_substream *substream, int cmd,
return 0;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
- mtk_regmap_update_bits(afe->regmap, memif->data->enable_reg,
- 1, 0, memif->data->enable_shift);
+ ret = mtk_memif_set_disable(afe, id);
+ if (ret) {
+ dev_err(afe->dev, "%s(), error, id %d, memif enable, ret %d\n",
+ __func__, id, ret);
+ }
+
/* disable interrupt */
mtk_regmap_update_bits(afe->regmap, irq_data->irq_en_reg,
1, 0, irq_data->irq_en_shift);
/* and clear pending IRQ */
mtk_regmap_write(afe->regmap, irq_data->irq_clr_reg,
1 << irq_data->irq_clr_shift);
- return 0;
+ return ret;
default:
return -EINVAL;
}
@@ -239,34 +269,15 @@ int mtk_afe_fe_prepare(struct snd_pcm_substream *substream,
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);
- struct mtk_base_afe_memif *memif = &afe->memif[rtd->cpu_dai->id];
- int hd_audio = 0;
- int hd_align = 0;
+ int id = rtd->cpu_dai->id;
+ int pbuf_size;
- /* set hd mode */
- switch (substream->runtime->format) {
- case SNDRV_PCM_FORMAT_S16_LE:
- hd_audio = 0;
- break;
- case SNDRV_PCM_FORMAT_S32_LE:
- hd_audio = 1;
- hd_align = 1;
- break;
- case SNDRV_PCM_FORMAT_S24_LE:
- hd_audio = 1;
- break;
- default:
- dev_err(afe->dev, "%s() error: unsupported format %d\n",
- __func__, substream->runtime->format);
- break;
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (afe->get_memif_pbuf_size) {
+ pbuf_size = afe->get_memif_pbuf_size(substream);
+ mtk_memif_set_pbuf_size(afe, id, pbuf_size);
+ }
}
-
- mtk_regmap_update_bits(afe->regmap, memif->data->hd_reg,
- 1, hd_audio, memif->data->hd_shift);
-
- mtk_regmap_update_bits(afe->regmap, memif->data->hd_align_reg,
- 1, hd_align, memif->data->hd_align_mshift);
-
return 0;
}
EXPORT_SYMBOL_GPL(mtk_afe_fe_prepare);
Refine mtk_afe_fe_hw_params and mtk_afe_fe_prepare by these helpers. - mtk_memif_set_enable - mtk_memif_set_disable - mtk_memif_set_addr - mtk_memif_set_channel - mtk_memif_set_rate - mtk_memif_set_rate_substream - mtk_memif_set_format - mtk_memif_set_pbuf_size Signed-off-by: Eason Yen <eason.yen@mediatek.com> --- sound/soc/mediatek/common/mtk-afe-fe-dai.c | 143 ++++++++++++++++------------- 1 file changed, 77 insertions(+), 66 deletions(-)