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Diffstat (limited to 'sound/soc/qcom/lpass.h')
-rw-r--r--sound/soc/qcom/lpass.h142
1 files changed, 142 insertions, 0 deletions
diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h
index 67ef497166af..dd78600fc7b0 100644
--- a/sound/soc/qcom/lpass.h
+++ b/sound/soc/qcom/lpass.h
@@ -16,9 +16,20 @@
#include "lpass-hdmi.h"
#define LPASS_AHBIX_CLOCK_FREQUENCY 131072000
+#define LPASS_MAX_PORTS (LPASS_CDC_DMA_VA_TX8 + 1)
#define LPASS_MAX_MI2S_PORTS (8)
#define LPASS_MAX_DMA_CHANNELS (8)
#define LPASS_MAX_HDMI_DMA_CHANNELS (4)
+#define LPASS_MAX_CDC_DMA_CHANNELS (8)
+#define LPASS_MAX_VA_CDC_DMA_CHANNELS (8)
+#define LPASS_CDC_DMA_INTF_ONE_CHANNEL (0x01)
+#define LPASS_CDC_DMA_INTF_TWO_CHANNEL (0x03)
+#define LPASS_CDC_DMA_INTF_FOUR_CHANNEL (0x0F)
+#define LPASS_CDC_DMA_INTF_SIX_CHANNEL (0x3F)
+#define LPASS_CDC_DMA_INTF_EIGHT_CHANNEL (0xFF)
+
+#define LPASS_ACTIVE_PDS (4)
+#define LPASS_PROXY_PDS (8)
#define QCOM_REGMAP_FIELD_ALLOC(d, m, f, mf) \
do { \
@@ -27,6 +38,27 @@
return -EINVAL; \
} while (0)
+static inline bool is_cdc_dma_port(int dai_id)
+{
+ switch (dai_id) {
+ case LPASS_CDC_DMA_RX0 ... LPASS_CDC_DMA_RX9:
+ case LPASS_CDC_DMA_TX0 ... LPASS_CDC_DMA_TX8:
+ case LPASS_CDC_DMA_VA_TX0 ... LPASS_CDC_DMA_VA_TX8:
+ return true;
+ }
+ return false;
+}
+
+static inline bool is_rxtx_cdc_dma_port(int dai_id)
+{
+ switch (dai_id) {
+ case LPASS_CDC_DMA_RX0 ... LPASS_CDC_DMA_RX9:
+ case LPASS_CDC_DMA_TX0 ... LPASS_CDC_DMA_TX8:
+ return true;
+ }
+ return false;
+}
+
struct lpaif_i2sctl {
struct regmap_field *loopback;
struct regmap_field *spken;
@@ -50,6 +82,12 @@ struct lpaif_dmactl {
struct regmap_field *burst8;
struct regmap_field *burst16;
struct regmap_field *dynburst;
+ struct regmap_field *codec_enable;
+ struct regmap_field *codec_pack;
+ struct regmap_field *codec_intf;
+ struct regmap_field *codec_fs_sel;
+ struct regmap_field *codec_channel;
+ struct regmap_field *codec_fs_delay;
};
/* Both the CPU DAI and platform drivers will access this data */
@@ -64,6 +102,11 @@ struct lpass_data {
/* MI2S bit clock (derived from system clock by a divider */
struct clk *mi2s_bit_clk[LPASS_MAX_MI2S_PORTS];
+ struct clk *codec_mem0;
+ struct clk *codec_mem1;
+ struct clk *codec_mem2;
+ struct clk *va_mem0;
+
/* MI2S SD lines to use for playback/capture */
unsigned int mi2s_playback_sd_mode[LPASS_MAX_MI2S_PORTS];
unsigned int mi2s_capture_sd_mode[LPASS_MAX_MI2S_PORTS];
@@ -72,28 +115,43 @@ struct lpass_data {
bool mi2s_was_prepared[LPASS_MAX_MI2S_PORTS];
int hdmi_port_enable;
+ int codec_dma_enable;
/* low-power audio interface (LPAIF) registers */
void __iomem *lpaif;
void __iomem *hdmiif;
+ void __iomem *rxtx_lpaif;
+ void __iomem *va_lpaif;
+
+ u32 rxtx_cdc_dma_lpm_buf;
+ u32 va_cdc_dma_lpm_buf;
/* regmap backed by the low-power audio interface (LPAIF) registers */
struct regmap *lpaif_map;
struct regmap *hdmiif_map;
+ struct regmap *rxtx_lpaif_map;
+ struct regmap *va_lpaif_map;
/* interrupts from the low-power audio interface (LPAIF) */
int lpaif_irq;
int hdmiif_irq;
+ int rxtxif_irq;
+ int vaif_irq;
+
/* SOC specific variations in the LPASS IP integration */
struct lpass_variant *variant;
/* bit map to keep track of static channel allocations */
unsigned long dma_ch_bit_map;
unsigned long hdmi_dma_ch_bit_map;
+ unsigned long rxtx_dma_ch_bit_map;
+ unsigned long va_dma_ch_bit_map;
/* used it for handling interrupt per dma channel */
struct snd_pcm_substream *substream[LPASS_MAX_DMA_CHANNELS];
struct snd_pcm_substream *hdmi_substream[LPASS_MAX_HDMI_DMA_CHANNELS];
+ struct snd_pcm_substream *rxtx_substream[LPASS_MAX_CDC_DMA_CHANNELS];
+ struct snd_pcm_substream *va_substream[LPASS_MAX_CDC_DMA_CHANNELS];
/* SOC specific clock list */
struct clk_bulk_data *clks;
@@ -104,6 +162,12 @@ struct lpass_data {
struct lpaif_dmactl *rd_dmactl;
struct lpaif_dmactl *wr_dmactl;
struct lpaif_dmactl *hdmi_rd_dmactl;
+
+ /* Regmap fields of CODEC DMA CTRL registers */
+ struct lpaif_dmactl *rxtx_rd_dmactl;
+ struct lpaif_dmactl *rxtx_wr_dmactl;
+ struct lpaif_dmactl *va_wr_dmactl;
+
/* Regmap fields of HDMI_CTRL registers*/
struct regmap_field *hdmitx_legacy_en;
struct regmap_field *hdmitx_parity_calc_en;
@@ -130,6 +194,24 @@ struct lpass_variant {
u32 wrdma_reg_base;
u32 wrdma_reg_stride;
u32 wrdma_channels;
+ u32 rxtx_irq_reg_base;
+ u32 rxtx_irq_reg_stride;
+ u32 rxtx_irq_ports;
+ u32 rxtx_rdma_reg_base;
+ u32 rxtx_rdma_reg_stride;
+ u32 rxtx_rdma_channels;
+ u32 rxtx_wrdma_reg_base;
+ u32 rxtx_wrdma_reg_stride;
+ u32 rxtx_wrdma_channels;
+ u32 va_irq_reg_base;
+ u32 va_irq_reg_stride;
+ u32 va_irq_ports;
+ u32 va_rdma_reg_base;
+ u32 va_rdma_reg_stride;
+ u32 va_rdma_channels;
+ u32 va_wrdma_reg_base;
+ u32 va_wrdma_reg_stride;
+ u32 va_wrdma_channels;
u32 i2sctrl_reg_base;
u32 i2sctrl_reg_stride;
u32 i2s_ports;
@@ -233,12 +315,66 @@ struct lpass_variant {
struct reg_field wrdma_enable;
struct reg_field wrdma_dyncclk;
+ /* CDC RXTX RD_DMA */
+ struct reg_field rxtx_rdma_intf;
+ struct reg_field rxtx_rdma_bursten;
+ struct reg_field rxtx_rdma_wpscnt;
+ struct reg_field rxtx_rdma_fifowm;
+ struct reg_field rxtx_rdma_enable;
+ struct reg_field rxtx_rdma_dyncclk;
+ struct reg_field rxtx_rdma_burst8;
+ struct reg_field rxtx_rdma_burst16;
+ struct reg_field rxtx_rdma_dynburst;
+ struct reg_field rxtx_rdma_codec_enable;
+ struct reg_field rxtx_rdma_codec_pack;
+ struct reg_field rxtx_rdma_codec_intf;
+ struct reg_field rxtx_rdma_codec_fs_sel;
+ struct reg_field rxtx_rdma_codec_ch;
+ struct reg_field rxtx_rdma_codec_fs_delay;
+
+ /* CDC RXTX WR_DMA */
+ struct reg_field rxtx_wrdma_intf;
+ struct reg_field rxtx_wrdma_bursten;
+ struct reg_field rxtx_wrdma_wpscnt;
+ struct reg_field rxtx_wrdma_fifowm;
+ struct reg_field rxtx_wrdma_enable;
+ struct reg_field rxtx_wrdma_dyncclk;
+ struct reg_field rxtx_wrdma_burst8;
+ struct reg_field rxtx_wrdma_burst16;
+ struct reg_field rxtx_wrdma_dynburst;
+ struct reg_field rxtx_wrdma_codec_enable;
+ struct reg_field rxtx_wrdma_codec_pack;
+ struct reg_field rxtx_wrdma_codec_intf;
+ struct reg_field rxtx_wrdma_codec_fs_sel;
+ struct reg_field rxtx_wrdma_codec_ch;
+ struct reg_field rxtx_wrdma_codec_fs_delay;
+
+ /* CDC VA WR_DMA */
+ struct reg_field va_wrdma_intf;
+ struct reg_field va_wrdma_bursten;
+ struct reg_field va_wrdma_wpscnt;
+ struct reg_field va_wrdma_fifowm;
+ struct reg_field va_wrdma_enable;
+ struct reg_field va_wrdma_dyncclk;
+ struct reg_field va_wrdma_burst8;
+ struct reg_field va_wrdma_burst16;
+ struct reg_field va_wrdma_dynburst;
+ struct reg_field va_wrdma_codec_enable;
+ struct reg_field va_wrdma_codec_pack;
+ struct reg_field va_wrdma_codec_intf;
+ struct reg_field va_wrdma_codec_fs_sel;
+ struct reg_field va_wrdma_codec_ch;
+ struct reg_field va_wrdma_codec_fs_delay;
+
/**
* on SOCs like APQ8016 the channel control bits start
* at different offset to ipq806x
**/
u32 dmactl_audif_start;
u32 wrdma_channel_start;
+ u32 rxtx_wrdma_channel_start;
+ u32 va_wrdma_channel_start;
+
/* SOC specific initialization like clocks */
int (*init)(struct platform_device *pdev);
int (*exit)(struct platform_device *pdev);
@@ -256,6 +392,11 @@ struct lpass_variant {
int num_clks;
};
+struct lpass_pcm_data {
+ int dma_ch;
+ int i2s_port;
+};
+
/* register the platform driver from the CPU DAI driver */
int asoc_qcom_lpass_platform_register(struct platform_device *);
int asoc_qcom_lpass_cpu_platform_remove(struct platform_device *pdev);
@@ -265,5 +406,6 @@ int asoc_qcom_lpass_cpu_dai_probe(struct snd_soc_dai *dai);
extern const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops;
int lpass_cpu_pcm_new(struct snd_soc_pcm_runtime *rtd,
struct snd_soc_dai *dai);
+extern const struct snd_soc_dai_ops asoc_qcom_lpass_cdc_dma_dai_ops;
#endif /* __LPASS_H__ */