Add SoundWire dma driver changes specific to ACP7.0 & ACP7.1 platforms.
Signed-off-by: Vijendar Mukunda Vijendar.Mukunda@amd.com --- sound/soc/amd/ps/acp63.h | 52 ++++++++++++ sound/soc/amd/ps/ps-sdw-dma.c | 154 ++++++++++++++++++++++++++++++++++ 2 files changed, 206 insertions(+)
diff --git a/sound/soc/amd/ps/acp63.h b/sound/soc/amd/ps/acp63.h index f65f242211e9..4d197bb8271a 100644 --- a/sound/soc/amd/ps/acp63.h +++ b/sound/soc/amd/ps/acp63.h @@ -140,6 +140,47 @@ #define ACP70_TIMEOUT 2000 #define ACP70_SDW_HOST_WAKE_MASK 0x0C00000
+#define ACP70_SDW0_DMA_MAX_STREAMS 6 +#define ACP70_SDW1_DMA_MAX_STREAMS ACP70_SDW0_DMA_MAX_STREAMS + +#define ACP70_P1_AUDIO0_TX_THRESHOLD 0x8 +#define ACP70_P1_AUDIO1_TX_THRESHOLD 0x6 +#define ACP70_P1_AUDIO2_TX_THRESHOLD 0x4 +#define ACP70_P1_AUDIO0_RX_THRESHOLD 0x7 +#define ACP70_P1_AUDIO1_RX_THRESHOLD 0x5 +#define ACP70_P1_AUDIO2_RX_THRESHOLD 0x3 + +#define ACP70_SDW0_DMA_TX_IRQ_MASK(i) (ACP_AUDIO0_TX_THRESHOLD - (2 * (i))) +#define ACP70_SDW0_DMA_RX_IRQ_MASK(i) (ACP_AUDIO0_RX_THRESHOLD - (2 * ((i) - 3))) + +/* + * Below entries describes SDW1 instance DMA stream id and DMA irq bit mapping + * in ACP_EXTENAL_INTR_CNTL1 register for ACP70/ACP71 platforms + * Stream id IRQ Bit + * 0 (SDW1_AUDIO0_TX) 8 + * 1 (SDW1_AUDIO1_TX) 6 + * 2 (SDW1_AUDIO2_TX) 4 + * 3 (SDW1_AUDIO0_RX) 7 + * 4 (SDW1_AUDIO1_RX) 5 + * 5 (SDW1_AUDIO2_RX) 3 + */ +#define ACP70_SDW1_DMA_TX_IRQ_MASK(i) (ACP70_P1_AUDIO0_TX_THRESHOLD - (2 * (i))) +#define ACP70_SDW1_DMA_RX_IRQ_MASK(i) (ACP70_P1_AUDIO0_RX_THRESHOLD - (2 * ((i) - 3))) + +#define ACP70_SW0_AUDIO0_TX_EN ACP_SW0_AUDIO0_TX_EN +#define ACP70_SW0_AUDIO1_TX_EN ACP_SW0_AUDIO1_TX_EN +#define ACP70_SW0_AUDIO2_TX_EN ACP_SW0_AUDIO2_TX_EN +#define ACP70_SW0_AUDIO0_RX_EN ACP_SW0_AUDIO0_RX_EN +#define ACP70_SW0_AUDIO1_RX_EN ACP_SW0_AUDIO1_RX_EN +#define ACP70_SW0_AUDIO2_RX_EN ACP_SW0_AUDIO2_RX_EN + +#define ACP70_SW1_AUDIO0_TX_EN 0x0003C10 +#define ACP70_SW1_AUDIO1_TX_EN 0x0003C50 +#define ACP70_SW1_AUDIO2_TX_EN 0x0003C6C +#define ACP70_SW1_AUDIO0_RX_EN 0x0003C88 +#define ACP70_SW1_AUDIO1_RX_EN 0x0003D28 +#define ACP70_SW1_AUDIO2_RX_EN 0x0003D44 + enum acp_config { ACP_CONFIG_0 = 0, ACP_CONFIG_1, @@ -178,6 +219,15 @@ enum amd_acp63_sdw1_channel { ACP63_SDW1_AUDIO1_RX, };
+enum amd_acp70_sdw_channel { + ACP70_SDW_AUDIO0_TX = 0, + ACP70_SDW_AUDIO1_TX, + ACP70_SDW_AUDIO2_TX, + ACP70_SDW_AUDIO0_RX, + ACP70_SDW_AUDIO1_RX, + ACP70_SDW_AUDIO2_RX, +}; + struct pdm_stream_instance { u16 num_pages; u16 channels; @@ -199,6 +249,8 @@ struct sdw_dma_dev_data { u32 acp_rev; struct snd_pcm_substream *acp63_sdw0_dma_stream[ACP63_SDW0_DMA_MAX_STREAMS]; struct snd_pcm_substream *acp63_sdw1_dma_stream[ACP63_SDW1_DMA_MAX_STREAMS]; + struct snd_pcm_substream *acp70_sdw0_dma_stream[ACP70_SDW0_DMA_MAX_STREAMS]; + struct snd_pcm_substream *acp70_sdw1_dma_stream[ACP70_SDW1_DMA_MAX_STREAMS]; };
struct acp_sdw_dma_stream { diff --git a/sound/soc/amd/ps/ps-sdw-dma.c b/sound/soc/amd/ps/ps-sdw-dma.c index 7cd153a4edc9..2966244eb25e 100644 --- a/sound/soc/amd/ps/ps-sdw-dma.c +++ b/sound/soc/amd/ps/ps-sdw-dma.c @@ -75,6 +75,72 @@ static u32 acp63_sdw1_dma_enable_reg[ACP63_SDW1_DMA_MAX_STREAMS] = { ACP_SW1_AUDIO1_RX_EN, };
+static struct sdw_dma_ring_buf_reg acp70_sdw0_dma_reg[ACP70_SDW0_DMA_MAX_STREAMS] = { + {ACP_AUDIO0_TX_DMA_SIZE, ACP_AUDIO0_TX_FIFOADDR, ACP_AUDIO0_TX_FIFOSIZE, + ACP_AUDIO0_TX_RINGBUFSIZE, ACP_AUDIO0_TX_RINGBUFADDR, ACP_AUDIO0_TX_INTR_WATERMARK_SIZE, + ACP_AUDIO0_TX_LINEARPOSITIONCNTR_LOW, ACP_AUDIO0_TX_LINEARPOSITIONCNTR_HIGH}, + {ACP_AUDIO1_TX_DMA_SIZE, ACP_AUDIO1_TX_FIFOADDR, ACP_AUDIO1_TX_FIFOSIZE, + ACP_AUDIO1_TX_RINGBUFSIZE, ACP_AUDIO1_TX_RINGBUFADDR, ACP_AUDIO1_TX_INTR_WATERMARK_SIZE, + ACP_AUDIO1_TX_LINEARPOSITIONCNTR_LOW, ACP_AUDIO1_TX_LINEARPOSITIONCNTR_HIGH}, + {ACP_AUDIO2_TX_DMA_SIZE, ACP_AUDIO2_TX_FIFOADDR, ACP_AUDIO2_TX_FIFOSIZE, + ACP_AUDIO2_TX_RINGBUFSIZE, ACP_AUDIO2_TX_RINGBUFADDR, ACP_AUDIO2_TX_INTR_WATERMARK_SIZE, + ACP_AUDIO2_TX_LINEARPOSITIONCNTR_LOW, ACP_AUDIO2_TX_LINEARPOSITIONCNTR_HIGH}, + {ACP_AUDIO0_RX_DMA_SIZE, ACP_AUDIO0_RX_FIFOADDR, ACP_AUDIO0_RX_FIFOSIZE, + ACP_AUDIO0_RX_RINGBUFSIZE, ACP_AUDIO0_RX_RINGBUFADDR, ACP_AUDIO0_RX_INTR_WATERMARK_SIZE, + ACP_AUDIO0_RX_LINEARPOSITIONCNTR_LOW, ACP_AUDIO0_RX_LINEARPOSITIONCNTR_HIGH}, + {ACP_AUDIO1_RX_DMA_SIZE, ACP_AUDIO1_RX_FIFOADDR, ACP_AUDIO1_RX_FIFOSIZE, + ACP_AUDIO1_RX_RINGBUFSIZE, ACP_AUDIO1_RX_RINGBUFADDR, ACP_AUDIO1_RX_INTR_WATERMARK_SIZE, + ACP_AUDIO1_RX_LINEARPOSITIONCNTR_LOW, ACP_AUDIO1_RX_LINEARPOSITIONCNTR_HIGH}, + {ACP_AUDIO2_RX_DMA_SIZE, ACP_AUDIO2_RX_FIFOADDR, ACP_AUDIO2_RX_FIFOSIZE, + ACP_AUDIO2_RX_RINGBUFSIZE, ACP_AUDIO2_RX_RINGBUFADDR, ACP_AUDIO2_RX_INTR_WATERMARK_SIZE, + ACP_AUDIO2_RX_LINEARPOSITIONCNTR_LOW, ACP_AUDIO2_RX_LINEARPOSITIONCNTR_HIGH} +}; + +static struct sdw_dma_ring_buf_reg acp70_sdw1_dma_reg[ACP70_SDW1_DMA_MAX_STREAMS] = { + {ACP_P1_AUDIO0_TX_DMA_SIZE, ACP_P1_AUDIO0_TX_FIFOADDR, ACP_P1_AUDIO0_TX_FIFOSIZE, + ACP_P1_AUDIO0_TX_RINGBUFSIZE, ACP_P1_AUDIO0_TX_RINGBUFADDR, + ACP_P1_AUDIO0_TX_INTR_WATERMARK_SIZE, + ACP_P1_AUDIO0_TX_LINEARPOSITIONCNTR_LOW, ACP_P1_AUDIO0_TX_LINEARPOSITIONCNTR_HIGH}, + {ACP_P1_AUDIO1_TX_DMA_SIZE, ACP_P1_AUDIO1_TX_FIFOADDR, ACP_P1_AUDIO1_TX_FIFOSIZE, + ACP_P1_AUDIO1_TX_RINGBUFSIZE, ACP_P1_AUDIO1_TX_RINGBUFADDR, + ACP_P1_AUDIO1_TX_INTR_WATERMARK_SIZE, + ACP_P1_AUDIO1_TX_LINEARPOSITIONCNTR_LOW, ACP_P1_AUDIO1_TX_LINEARPOSITIONCNTR_HIGH}, + {ACP_P1_AUDIO2_TX_DMA_SIZE, ACP_P1_AUDIO2_TX_FIFOADDR, ACP_P1_AUDIO2_TX_FIFOSIZE, + ACP_P1_AUDIO2_TX_RINGBUFSIZE, ACP_P1_AUDIO2_TX_RINGBUFADDR, + ACP_P1_AUDIO2_TX_INTR_WATERMARK_SIZE, + ACP_P1_AUDIO2_TX_LINEARPOSITIONCNTR_LOW, ACP_P1_AUDIO2_TX_LINEARPOSITIONCNTR_HIGH}, + {ACP_P1_AUDIO0_RX_DMA_SIZE, ACP_P1_AUDIO0_RX_FIFOADDR, ACP_P1_AUDIO0_RX_FIFOSIZE, + ACP_P1_AUDIO0_RX_RINGBUFSIZE, ACP_P1_AUDIO0_RX_RINGBUFADDR, + ACP_P1_AUDIO0_RX_INTR_WATERMARK_SIZE, + ACP_P1_AUDIO0_RX_LINEARPOSITIONCNTR_LOW, ACP_P1_AUDIO0_RX_LINEARPOSITIONCNTR_HIGH}, + {ACP_P1_AUDIO1_RX_DMA_SIZE, ACP_P1_AUDIO1_RX_FIFOADDR, ACP_P1_AUDIO1_RX_FIFOSIZE, + ACP_P1_AUDIO1_RX_RINGBUFSIZE, ACP_P1_AUDIO1_RX_RINGBUFADDR, + ACP_P1_AUDIO1_RX_INTR_WATERMARK_SIZE, + ACP_P1_AUDIO1_RX_LINEARPOSITIONCNTR_LOW, ACP_P1_AUDIO1_RX_LINEARPOSITIONCNTR_HIGH}, + {ACP_P1_AUDIO2_RX_DMA_SIZE, ACP_P1_AUDIO2_RX_FIFOADDR, ACP_P1_AUDIO2_RX_FIFOSIZE, + ACP_P1_AUDIO2_RX_RINGBUFSIZE, ACP_P1_AUDIO2_RX_RINGBUFADDR, + ACP_P1_AUDIO2_RX_INTR_WATERMARK_SIZE, + ACP_P1_AUDIO2_RX_LINEARPOSITIONCNTR_LOW, ACP_P1_AUDIO2_RX_LINEARPOSITIONCNTR_HIGH} +}; + +static u32 acp70_sdw0_dma_enable_reg[ACP70_SDW0_DMA_MAX_STREAMS] = { + ACP70_SW0_AUDIO0_TX_EN, + ACP70_SW0_AUDIO1_TX_EN, + ACP70_SW0_AUDIO2_TX_EN, + ACP70_SW0_AUDIO0_RX_EN, + ACP70_SW0_AUDIO1_RX_EN, + ACP70_SW0_AUDIO2_RX_EN, +}; + +static u32 acp70_sdw1_dma_enable_reg[ACP70_SDW1_DMA_MAX_STREAMS] = { + ACP70_SW1_AUDIO0_TX_EN, + ACP70_SW1_AUDIO1_TX_EN, + ACP70_SW1_AUDIO2_TX_EN, + ACP70_SW1_AUDIO0_RX_EN, + ACP70_SW1_AUDIO1_RX_EN, + ACP70_SW1_AUDIO2_RX_EN, +}; + static const struct snd_pcm_hardware acp63_sdw_hardware_playback = { .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -200,6 +266,27 @@ static int acp63_configure_sdw_ringbuffer(void __iomem *acp_base, u32 stream_id, return -EINVAL; } break; + case ACP70_PCI_REV: + case ACP71_PCI_REV: + switch (manager_instance) { + case ACP_SDW0: + reg_dma_size = acp70_sdw0_dma_reg[stream_id].reg_dma_size; + reg_fifo_addr = acp70_sdw0_dma_reg[stream_id].reg_fifo_addr; + reg_fifo_size = acp70_sdw0_dma_reg[stream_id].reg_fifo_size; + reg_ring_buf_size = acp70_sdw0_dma_reg[stream_id].reg_ring_buf_size; + reg_ring_buf_addr = acp70_sdw0_dma_reg[stream_id].reg_ring_buf_addr; + break; + case ACP_SDW1: + reg_dma_size = acp70_sdw1_dma_reg[stream_id].reg_dma_size; + reg_fifo_addr = acp70_sdw1_dma_reg[stream_id].reg_fifo_addr; + reg_fifo_size = acp70_sdw1_dma_reg[stream_id].reg_fifo_size; + reg_ring_buf_size = acp70_sdw1_dma_reg[stream_id].reg_ring_buf_size; + reg_ring_buf_addr = acp70_sdw1_dma_reg[stream_id].reg_ring_buf_addr; + break; + default: + return -EINVAL; + } + break; default: return -EINVAL; } @@ -292,6 +379,32 @@ static int acp63_sdw_dma_hw_params(struct snd_soc_component *component, return -EINVAL; } break; + case ACP70_PCI_REV: + case ACP71_PCI_REV: + switch (stream->instance) { + case ACP_SDW0: + sdw_data->acp70_sdw0_dma_stream[stream_id] = substream; + water_mark_size_reg = acp70_sdw0_dma_reg[stream_id].water_mark_size_reg; + acp_ext_intr_cntl_reg = ACP_EXTERNAL_INTR_CNTL; + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + irq_mask = BIT(ACP70_SDW0_DMA_TX_IRQ_MASK(stream_id)); + else + irq_mask = BIT(ACP70_SDW0_DMA_RX_IRQ_MASK(stream_id)); + break; + case ACP_SDW1: + sdw_data->acp70_sdw1_dma_stream[stream_id] = substream; + acp_ext_intr_cntl_reg = ACP_EXTERNAL_INTR_CNTL1; + water_mark_size_reg = acp70_sdw1_dma_reg[stream_id].water_mark_size_reg; + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + irq_mask = BIT(ACP70_SDW1_DMA_TX_IRQ_MASK(stream_id)); + else + irq_mask = BIT(ACP70_SDW1_DMA_RX_IRQ_MASK(stream_id)); + + break; + default: + return -EINVAL; + } + break; default: return -EINVAL; } @@ -335,6 +448,21 @@ static u64 acp63_sdw_get_byte_count(struct acp_sdw_dma_stream *stream, void __io goto POINTER_RETURN_BYTES; } break; + case ACP70_PCI_REV: + case ACP71_PCI_REV: + switch (stream->instance) { + case ACP_SDW0: + pos_low_reg = acp70_sdw0_dma_reg[stream->stream_id].pos_low_reg; + pos_high_reg = acp70_sdw0_dma_reg[stream->stream_id].pos_high_reg; + break; + case ACP_SDW1: + pos_low_reg = acp70_sdw1_dma_reg[stream->stream_id].pos_low_reg; + pos_high_reg = acp70_sdw1_dma_reg[stream->stream_id].pos_high_reg; + break; + default: + goto POINTER_RETURN_BYTES; + } + break; default: goto POINTER_RETURN_BYTES; } @@ -398,6 +526,19 @@ static int acp63_sdw_dma_close(struct snd_soc_component *component, return -EINVAL; } break; + case ACP70_PCI_REV: + case ACP71_PCI_REV: + switch (stream->instance) { + case ACP_SDW0: + sdw_data->acp70_sdw0_dma_stream[stream->stream_id] = NULL; + break; + case ACP_SDW1: + sdw_data->acp70_sdw1_dma_stream[stream->stream_id] = NULL; + break; + default: + return -EINVAL; + } + break; default: return -EINVAL; } @@ -430,6 +571,19 @@ static int acp63_sdw_dma_enable(struct snd_pcm_substream *substream, return -EINVAL; } break; + case ACP70_PCI_REV: + case ACP71_PCI_REV: + switch (stream->instance) { + case ACP_SDW0: + sdw_dma_en_reg = acp70_sdw0_dma_enable_reg[stream_id]; + break; + case ACP_SDW1: + sdw_dma_en_reg = acp70_sdw1_dma_enable_reg[stream_id]; + break; + default: + return -EINVAL; + } + break; default: return -EINVAL; }