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-rw-r--r--sound/soc/sh/rcar/rsnd.h915
1 files changed, 915 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h
new file mode 100644
index 000000000..f8ef6836e
--- /dev/null
+++ b/sound/soc/sh/rcar/rsnd.h
@@ -0,0 +1,915 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// Renesas R-Car
+//
+// Copyright (C) 2013 Renesas Solutions Corp.
+// Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+
+#ifndef RSND_H
+#define RSND_H
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/io.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/of_graph.h>
+#include <linux/of_irq.h>
+#include <linux/sh_dma.h>
+#include <linux/workqueue.h>
+#include <sound/soc.h>
+#include <sound/pcm_params.h>
+
+#define RSND_GEN1_SRU 0
+#define RSND_GEN1_ADG 1
+#define RSND_GEN1_SSI 2
+
+#define RSND_GEN2_SCU 0
+#define RSND_GEN2_ADG 1
+#define RSND_GEN2_SSIU 2
+#define RSND_GEN2_SSI 3
+
+#define RSND_BASE_MAX 4
+
+/*
+ * pseudo register
+ *
+ * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
+ * This driver uses pseudo register in order to hide it.
+ * see gen1/gen2 for detail
+ */
+enum rsnd_reg {
+ /* SCU (MIX/CTU/DVC) */
+ SRC_I_BUSIF_MODE,
+ SRC_O_BUSIF_MODE,
+ SRC_ROUTE_MODE0,
+ SRC_SWRSR,
+ SRC_SRCIR,
+ SRC_ADINR,
+ SRC_IFSCR,
+ SRC_IFSVR,
+ SRC_SRCCR,
+ SRC_CTRL,
+ SRC_BSDSR,
+ SRC_BSISR,
+ SRC_INT_ENABLE0,
+ SRC_BUSIF_DALIGN,
+ SRCIN_TIMSEL0,
+ SRCIN_TIMSEL1,
+ SRCIN_TIMSEL2,
+ SRCIN_TIMSEL3,
+ SRCIN_TIMSEL4,
+ SRCOUT_TIMSEL0,
+ SRCOUT_TIMSEL1,
+ SRCOUT_TIMSEL2,
+ SRCOUT_TIMSEL3,
+ SRCOUT_TIMSEL4,
+ SCU_SYS_STATUS0,
+ SCU_SYS_STATUS1,
+ SCU_SYS_INT_EN0,
+ SCU_SYS_INT_EN1,
+ CMD_CTRL,
+ CMD_BUSIF_MODE,
+ CMD_BUSIF_DALIGN,
+ CMD_ROUTE_SLCT,
+ CMDOUT_TIMSEL,
+ CTU_SWRSR,
+ CTU_CTUIR,
+ CTU_ADINR,
+ CTU_CPMDR,
+ CTU_SCMDR,
+ CTU_SV00R,
+ CTU_SV01R,
+ CTU_SV02R,
+ CTU_SV03R,
+ CTU_SV04R,
+ CTU_SV05R,
+ CTU_SV06R,
+ CTU_SV07R,
+ CTU_SV10R,
+ CTU_SV11R,
+ CTU_SV12R,
+ CTU_SV13R,
+ CTU_SV14R,
+ CTU_SV15R,
+ CTU_SV16R,
+ CTU_SV17R,
+ CTU_SV20R,
+ CTU_SV21R,
+ CTU_SV22R,
+ CTU_SV23R,
+ CTU_SV24R,
+ CTU_SV25R,
+ CTU_SV26R,
+ CTU_SV27R,
+ CTU_SV30R,
+ CTU_SV31R,
+ CTU_SV32R,
+ CTU_SV33R,
+ CTU_SV34R,
+ CTU_SV35R,
+ CTU_SV36R,
+ CTU_SV37R,
+ MIX_SWRSR,
+ MIX_MIXIR,
+ MIX_ADINR,
+ MIX_MIXMR,
+ MIX_MVPDR,
+ MIX_MDBAR,
+ MIX_MDBBR,
+ MIX_MDBCR,
+ MIX_MDBDR,
+ MIX_MDBER,
+ DVC_SWRSR,
+ DVC_DVUIR,
+ DVC_ADINR,
+ DVC_DVUCR,
+ DVC_ZCMCR,
+ DVC_VOL0R,
+ DVC_VOL1R,
+ DVC_VOL2R,
+ DVC_VOL3R,
+ DVC_VOL4R,
+ DVC_VOL5R,
+ DVC_VOL6R,
+ DVC_VOL7R,
+ DVC_DVUER,
+ DVC_VRCTR,
+ DVC_VRPDR,
+ DVC_VRDBR,
+
+ /* ADG */
+ BRRA,
+ BRRB,
+ BRGCKR,
+ DIV_EN,
+ AUDIO_CLK_SEL0,
+ AUDIO_CLK_SEL1,
+ AUDIO_CLK_SEL2,
+
+ /* SSIU */
+ SSI_MODE,
+ SSI_MODE0,
+ SSI_MODE1,
+ SSI_MODE2,
+ SSI_CONTROL,
+ SSI_CTRL,
+ SSI_BUSIF0_MODE,
+ SSI_BUSIF1_MODE,
+ SSI_BUSIF2_MODE,
+ SSI_BUSIF3_MODE,
+ SSI_BUSIF4_MODE,
+ SSI_BUSIF5_MODE,
+ SSI_BUSIF6_MODE,
+ SSI_BUSIF7_MODE,
+ SSI_BUSIF0_ADINR,
+ SSI_BUSIF1_ADINR,
+ SSI_BUSIF2_ADINR,
+ SSI_BUSIF3_ADINR,
+ SSI_BUSIF4_ADINR,
+ SSI_BUSIF5_ADINR,
+ SSI_BUSIF6_ADINR,
+ SSI_BUSIF7_ADINR,
+ SSI_BUSIF0_DALIGN,
+ SSI_BUSIF1_DALIGN,
+ SSI_BUSIF2_DALIGN,
+ SSI_BUSIF3_DALIGN,
+ SSI_BUSIF4_DALIGN,
+ SSI_BUSIF5_DALIGN,
+ SSI_BUSIF6_DALIGN,
+ SSI_BUSIF7_DALIGN,
+ SSI_INT_ENABLE,
+ SSI_SYS_STATUS0,
+ SSI_SYS_STATUS1,
+ SSI_SYS_STATUS2,
+ SSI_SYS_STATUS3,
+ SSI_SYS_STATUS4,
+ SSI_SYS_STATUS5,
+ SSI_SYS_STATUS6,
+ SSI_SYS_STATUS7,
+ SSI_SYS_INT_ENABLE0,
+ SSI_SYS_INT_ENABLE1,
+ SSI_SYS_INT_ENABLE2,
+ SSI_SYS_INT_ENABLE3,
+ SSI_SYS_INT_ENABLE4,
+ SSI_SYS_INT_ENABLE5,
+ SSI_SYS_INT_ENABLE6,
+ SSI_SYS_INT_ENABLE7,
+ HDMI0_SEL,
+ HDMI1_SEL,
+ SSI9_BUSIF0_MODE,
+ SSI9_BUSIF1_MODE,
+ SSI9_BUSIF2_MODE,
+ SSI9_BUSIF3_MODE,
+ SSI9_BUSIF4_MODE,
+ SSI9_BUSIF5_MODE,
+ SSI9_BUSIF6_MODE,
+ SSI9_BUSIF7_MODE,
+ SSI9_BUSIF0_ADINR,
+ SSI9_BUSIF1_ADINR,
+ SSI9_BUSIF2_ADINR,
+ SSI9_BUSIF3_ADINR,
+ SSI9_BUSIF4_ADINR,
+ SSI9_BUSIF5_ADINR,
+ SSI9_BUSIF6_ADINR,
+ SSI9_BUSIF7_ADINR,
+ SSI9_BUSIF0_DALIGN,
+ SSI9_BUSIF1_DALIGN,
+ SSI9_BUSIF2_DALIGN,
+ SSI9_BUSIF3_DALIGN,
+ SSI9_BUSIF4_DALIGN,
+ SSI9_BUSIF5_DALIGN,
+ SSI9_BUSIF6_DALIGN,
+ SSI9_BUSIF7_DALIGN,
+
+ /* SSI */
+ SSICR,
+ SSISR,
+ SSITDR,
+ SSIRDR,
+ SSIWSR,
+
+ REG_MAX,
+};
+#define SRCIN_TIMSEL(i) (SRCIN_TIMSEL0 + (i))
+#define SRCOUT_TIMSEL(i) (SRCOUT_TIMSEL0 + (i))
+#define CTU_SVxxR(i, j) (CTU_SV00R + (i * 8) + (j))
+#define DVC_VOLxR(i) (DVC_VOL0R + (i))
+#define AUDIO_CLK_SEL(i) (AUDIO_CLK_SEL0 + (i))
+#define SSI_BUSIF_MODE(i) (SSI_BUSIF0_MODE + (i))
+#define SSI_BUSIF_ADINR(i) (SSI_BUSIF0_ADINR + (i))
+#define SSI_BUSIF_DALIGN(i) (SSI_BUSIF0_DALIGN + (i))
+#define SSI9_BUSIF_MODE(i) (SSI9_BUSIF0_MODE + (i))
+#define SSI9_BUSIF_ADINR(i) (SSI9_BUSIF0_ADINR + (i))
+#define SSI9_BUSIF_DALIGN(i) (SSI9_BUSIF0_DALIGN + (i))
+#define SSI_SYS_STATUS(i) (SSI_SYS_STATUS0 + (i))
+#define SSI_SYS_INT_ENABLE(i) (SSI_SYS_INT_ENABLE0 + (i))
+
+
+struct rsnd_priv;
+struct rsnd_mod;
+struct rsnd_dai;
+struct rsnd_dai_stream;
+
+/*
+ * R-Car basic functions
+ */
+u32 rsnd_mod_read(struct rsnd_mod *mod, enum rsnd_reg reg);
+void rsnd_mod_write(struct rsnd_mod *mod, enum rsnd_reg reg, u32 data);
+void rsnd_mod_bset(struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data);
+u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
+u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
+u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
+
+/*
+ * R-Car DMA
+ */
+int rsnd_dma_attach(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod, struct rsnd_mod **dma_mod);
+int rsnd_dma_probe(struct rsnd_priv *priv);
+struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, char *name,
+ struct rsnd_mod *mod, char *x);
+
+/*
+ * R-Car sound mod
+ */
+enum rsnd_mod_type {
+ RSND_MOD_AUDMAPP,
+ RSND_MOD_AUDMA,
+ RSND_MOD_DVC,
+ RSND_MOD_MIX,
+ RSND_MOD_CTU,
+ RSND_MOD_CMD,
+ RSND_MOD_SRC,
+ RSND_MOD_SSIM3, /* SSI multi 3 */
+ RSND_MOD_SSIM2, /* SSI multi 2 */
+ RSND_MOD_SSIM1, /* SSI multi 1 */
+ RSND_MOD_SSIP, /* SSI parent */
+ RSND_MOD_SSI,
+ RSND_MOD_SSIU,
+ RSND_MOD_MAX,
+};
+
+struct rsnd_mod_ops {
+ char *name;
+ struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod);
+ int (*probe)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*remove)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*init)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*quit)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*start)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*stop)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*irq)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv, int enable);
+ int (*pcm_new)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct snd_soc_pcm_runtime *rtd);
+ int (*hw_params)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params);
+ int (*pointer)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ snd_pcm_uframes_t *pointer);
+ int (*fallback)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*prepare)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*cleanup)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct rsnd_priv *priv);
+ int (*hw_free)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct snd_pcm_substream *substream);
+ u32 *(*get_status)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ enum rsnd_mod_type type);
+ int (*id)(struct rsnd_mod *mod);
+ int (*id_sub)(struct rsnd_mod *mod);
+ int (*id_cmd)(struct rsnd_mod *mod);
+
+#ifdef CONFIG_DEBUG_FS
+ void (*debug_info)(struct seq_file *m,
+ struct rsnd_dai_stream *io, struct rsnd_mod *mod);
+#endif
+};
+
+struct rsnd_dai_stream;
+struct rsnd_mod {
+ int id;
+ enum rsnd_mod_type type;
+ struct rsnd_mod_ops *ops;
+ struct rsnd_priv *priv;
+ struct clk *clk;
+ u32 status;
+};
+/*
+ * status
+ *
+ * 0xH000DCB0
+ *
+ * B 0: init 1: quit
+ * C 0: start 1: stop
+ * D 0: hw_params 1: hw_free
+ *
+ * H is always called (see __rsnd_mod_call)
+ */
+#define __rsnd_mod_shift_init 4
+#define __rsnd_mod_shift_quit 4
+#define __rsnd_mod_shift_start 8
+#define __rsnd_mod_shift_stop 8
+#define __rsnd_mod_shift_hw_params 12
+#define __rsnd_mod_shift_hw_free 12
+#define __rsnd_mod_shift_probe 28 /* always called */
+#define __rsnd_mod_shift_remove 28 /* always called */
+#define __rsnd_mod_shift_irq 28 /* always called */
+#define __rsnd_mod_shift_pcm_new 28 /* always called */
+#define __rsnd_mod_shift_fallback 28 /* always called */
+#define __rsnd_mod_shift_pointer 28 /* always called */
+#define __rsnd_mod_shift_prepare 28 /* always called */
+#define __rsnd_mod_shift_cleanup 28 /* always called */
+
+#define __rsnd_mod_add_probe 0
+#define __rsnd_mod_add_remove 0
+#define __rsnd_mod_add_prepare 0
+#define __rsnd_mod_add_cleanup 0
+#define __rsnd_mod_add_init 1 /* needs protect */
+#define __rsnd_mod_add_quit -1 /* needs protect */
+#define __rsnd_mod_add_start 1 /* needs protect */
+#define __rsnd_mod_add_stop -1 /* needs protect */
+#define __rsnd_mod_add_hw_params 1 /* needs protect */
+#define __rsnd_mod_add_hw_free -1 /* needs protect */
+#define __rsnd_mod_add_irq 0
+#define __rsnd_mod_add_pcm_new 0
+#define __rsnd_mod_add_fallback 0
+#define __rsnd_mod_add_pointer 0
+
+#define __rsnd_mod_call_probe 0
+#define __rsnd_mod_call_remove 0
+#define __rsnd_mod_call_prepare 0
+#define __rsnd_mod_call_cleanup 0
+#define __rsnd_mod_call_init 0 /* needs protect */
+#define __rsnd_mod_call_quit 1 /* needs protect */
+#define __rsnd_mod_call_start 0 /* needs protect */
+#define __rsnd_mod_call_stop 1 /* needs protect */
+#define __rsnd_mod_call_hw_params 0 /* needs protect */
+#define __rsnd_mod_call_hw_free 1 /* needs protect */
+#define __rsnd_mod_call_irq 0
+#define __rsnd_mod_call_pcm_new 0
+#define __rsnd_mod_call_fallback 0
+#define __rsnd_mod_call_pointer 0
+
+#define rsnd_mod_to_priv(mod) ((mod)->priv)
+#define rsnd_mod_power_on(mod) clk_enable((mod)->clk)
+#define rsnd_mod_power_off(mod) clk_disable((mod)->clk)
+#define rsnd_mod_get(ip) (&(ip)->mod)
+
+int rsnd_mod_init(struct rsnd_priv *priv,
+ struct rsnd_mod *mod,
+ struct rsnd_mod_ops *ops,
+ struct clk *clk,
+ enum rsnd_mod_type type,
+ int id);
+void rsnd_mod_quit(struct rsnd_mod *mod);
+struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod);
+void rsnd_mod_interrupt(struct rsnd_mod *mod,
+ void (*callback)(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io));
+u32 *rsnd_mod_get_status(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ enum rsnd_mod_type type);
+int rsnd_mod_id(struct rsnd_mod *mod);
+int rsnd_mod_id_raw(struct rsnd_mod *mod);
+int rsnd_mod_id_sub(struct rsnd_mod *mod);
+char *rsnd_mod_name(struct rsnd_mod *mod);
+struct rsnd_mod *rsnd_mod_next(int *iterator,
+ struct rsnd_dai_stream *io,
+ enum rsnd_mod_type *array,
+ int array_size);
+#define for_each_rsnd_mod(iterator, pos, io) \
+ for (iterator = 0; \
+ (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++)
+#define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \
+ for (iterator = 0; \
+ (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++)
+#define for_each_rsnd_mod_array(iterator, pos, io, array) \
+ for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array))
+
+void rsnd_parse_connect_common(struct rsnd_dai *rdai, char *name,
+ struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
+ struct device_node *node,
+ struct device_node *playback,
+ struct device_node *capture);
+int rsnd_node_count(struct rsnd_priv *priv, struct device_node *node, char *name);
+int rsnd_node_fixed_index(struct device *dev, struct device_node *node, char *name, int idx);
+
+int rsnd_channel_normalization(int chan);
+#define rsnd_runtime_channel_original(io) \
+ rsnd_runtime_channel_original_with_params(io, NULL)
+int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params);
+#define rsnd_runtime_channel_after_ctu(io) \
+ rsnd_runtime_channel_after_ctu_with_params(io, NULL)
+int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params);
+#define rsnd_runtime_channel_for_ssi(io) \
+ rsnd_runtime_channel_for_ssi_with_params(io, NULL)
+int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io,
+ struct snd_pcm_hw_params *params);
+int rsnd_runtime_is_multi_ssi(struct rsnd_dai_stream *io);
+int rsnd_runtime_is_tdm(struct rsnd_dai_stream *io);
+int rsnd_runtime_is_tdm_split(struct rsnd_dai_stream *io);
+
+/*
+ * DT
+ */
+#define rsnd_parse_of_node(priv, node) \
+ of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node)
+#define RSND_NODE_DAI "rcar_sound,dai"
+#define RSND_NODE_SSI "rcar_sound,ssi"
+#define RSND_NODE_SSIU "rcar_sound,ssiu"
+#define RSND_NODE_SRC "rcar_sound,src"
+#define RSND_NODE_CTU "rcar_sound,ctu"
+#define RSND_NODE_MIX "rcar_sound,mix"
+#define RSND_NODE_DVC "rcar_sound,dvc"
+
+/*
+ * R-Car sound DAI
+ */
+#define RSND_DAI_NAME_SIZE 16
+struct rsnd_dai_stream {
+ char name[RSND_DAI_NAME_SIZE];
+ struct snd_pcm_substream *substream;
+ struct rsnd_mod *mod[RSND_MOD_MAX];
+ struct rsnd_mod *dma;
+ struct rsnd_dai *rdai;
+ struct device *dmac_dev; /* for IPMMU */
+ u32 converted_rate; /* converted sampling rate */
+ int converted_chan; /* converted channels */
+ u32 parent_ssi_status;
+ u32 flags;
+};
+
+/* flags */
+#define RSND_STREAM_HDMI0 (1 << 0) /* for HDMI0 */
+#define RSND_STREAM_HDMI1 (1 << 1) /* for HDMI1 */
+#define RSND_STREAM_TDM_SPLIT (1 << 2) /* for TDM split mode */
+
+#define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
+#define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI)
+#define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU)
+#define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP)
+#define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC)
+#define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU)
+#define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX)
+#define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC)
+#define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD)
+#define rsnd_io_to_rdai(io) ((io)->rdai)
+#define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
+#define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io)
+#define rsnd_io_to_runtime(io) ((io)->substream ? \
+ (io)->substream->runtime : NULL)
+#define rsnd_io_converted_rate(io) ((io)->converted_rate)
+#define rsnd_io_converted_chan(io) ((io)->converted_chan)
+int rsnd_io_is_working(struct rsnd_dai_stream *io);
+
+struct rsnd_dai {
+ char name[RSND_DAI_NAME_SIZE];
+ struct rsnd_dai_stream playback;
+ struct rsnd_dai_stream capture;
+ struct rsnd_priv *priv;
+ struct snd_pcm_hw_constraint_list constraint;
+
+ int max_channels; /* 2ch - 16ch */
+ int ssi_lane; /* 1lane - 4lane */
+ int chan_width; /* 16/24/32 bit width */
+
+ unsigned int clk_master:1;
+ unsigned int bit_clk_inv:1;
+ unsigned int frm_clk_inv:1;
+ unsigned int sys_delay:1;
+ unsigned int data_alignment:1;
+};
+
+#define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
+#define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
+#define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
+#define for_each_rsnd_dai(rdai, priv, i) \
+ for (i = 0; \
+ (i < rsnd_rdai_nr(priv)) && \
+ ((rdai) = rsnd_rdai_get(priv, i)); \
+ i++)
+
+struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
+
+#define rsnd_rdai_channels_set(rdai, max_channels) \
+ rsnd_rdai_channels_ctrl(rdai, max_channels)
+#define rsnd_rdai_channels_get(rdai) \
+ rsnd_rdai_channels_ctrl(rdai, 0)
+int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai,
+ int max_channels);
+
+#define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \
+ rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane)
+#define rsnd_rdai_ssi_lane_get(rdai) \
+ rsnd_rdai_ssi_lane_ctrl(rdai, 0)
+int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai,
+ int ssi_lane);
+
+#define rsnd_rdai_width_set(rdai, width) \
+ rsnd_rdai_width_ctrl(rdai, width)
+#define rsnd_rdai_width_get(rdai) \
+ rsnd_rdai_width_ctrl(rdai, 0)
+int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width);
+void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
+int rsnd_dai_connect(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ enum rsnd_mod_type type);
+
+/*
+ * R-Car Gen1/Gen2
+ */
+int rsnd_gen_probe(struct rsnd_priv *priv);
+void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
+ struct rsnd_mod *mod,
+ enum rsnd_reg reg);
+phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
+#ifdef CONFIG_DEBUG_FS
+void __iomem *rsnd_gen_get_base_addr(struct rsnd_priv *priv, int reg_id);
+#endif
+
+/*
+ * R-Car ADG
+ */
+int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate);
+int rsnd_adg_ssi_clk_stop(struct rsnd_mod *ssi_mod);
+int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *ssi_mod, unsigned int rate);
+int rsnd_adg_probe(struct rsnd_priv *priv);
+void rsnd_adg_remove(struct rsnd_priv *priv);
+int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod,
+ struct rsnd_dai_stream *io,
+ unsigned int in_rate,
+ unsigned int out_rate);
+int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *cmd_mod,
+ struct rsnd_dai_stream *io);
+#define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1)
+#define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0)
+void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable);
+void rsnd_adg_clk_dbg_info(struct rsnd_priv *priv, struct seq_file *m);
+
+/*
+ * R-Car sound priv
+ */
+struct rsnd_priv {
+
+ struct platform_device *pdev;
+ spinlock_t lock;
+ unsigned long flags;
+#define RSND_GEN_MASK (0xF << 0)
+#define RSND_GEN1 (1 << 0)
+#define RSND_GEN2 (2 << 0)
+#define RSND_GEN3 (3 << 0)
+#define RSND_SOC_MASK (0xFF << 4)
+#define RSND_SOC_E (1 << 4) /* E1/E2/E3 */
+
+ /*
+ * below value will be filled on rsnd_gen_probe()
+ */
+ void *gen;
+
+ /*
+ * below value will be filled on rsnd_adg_probe()
+ */
+ void *adg;
+
+ /*
+ * below value will be filled on rsnd_dma_probe()
+ */
+ void *dma;
+
+ /*
+ * below value will be filled on rsnd_ssi_probe()
+ */
+ void *ssi;
+ int ssi_nr;
+
+ /*
+ * below value will be filled on rsnd_ssiu_probe()
+ */
+ void *ssiu;
+ int ssiu_nr;
+
+ /*
+ * below value will be filled on rsnd_src_probe()
+ */
+ void *src;
+ int src_nr;
+
+ /*
+ * below value will be filled on rsnd_ctu_probe()
+ */
+ void *ctu;
+ int ctu_nr;
+
+ /*
+ * below value will be filled on rsnd_mix_probe()
+ */
+ void *mix;
+ int mix_nr;
+
+ /*
+ * below value will be filled on rsnd_dvc_probe()
+ */
+ void *dvc;
+ int dvc_nr;
+
+ /*
+ * below value will be filled on rsnd_cmd_probe()
+ */
+ void *cmd;
+ int cmd_nr;
+
+ /*
+ * below value will be filled on rsnd_dai_probe()
+ */
+ struct snd_soc_dai_driver *daidrv;
+ struct rsnd_dai *rdai;
+ int rdai_nr;
+};
+
+#define rsnd_priv_to_pdev(priv) ((priv)->pdev)
+#define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev))
+
+#define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
+#define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
+#define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3)
+#define rsnd_is_e3(priv) (((priv)->flags & \
+ (RSND_GEN_MASK | RSND_SOC_MASK)) == \
+ (RSND_GEN3 | RSND_SOC_E))
+
+#define rsnd_flags_has(p, f) ((p)->flags & (f))
+#define rsnd_flags_set(p, f) ((p)->flags |= (f))
+#define rsnd_flags_del(p, f) ((p)->flags &= ~(f))
+
+/*
+ * rsnd_kctrl
+ */
+struct rsnd_kctrl_cfg {
+ unsigned int max;
+ unsigned int size;
+ u32 *val;
+ const char * const *texts;
+ int (*accept)(struct rsnd_dai_stream *io);
+ void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
+ struct rsnd_dai_stream *io;
+ struct snd_card *card;
+ struct snd_kcontrol *kctrl;
+ struct rsnd_mod *mod;
+};
+
+#define RSND_MAX_CHANNELS 8
+struct rsnd_kctrl_cfg_m {
+ struct rsnd_kctrl_cfg cfg;
+ u32 val[RSND_MAX_CHANNELS];
+};
+
+struct rsnd_kctrl_cfg_s {
+ struct rsnd_kctrl_cfg cfg;
+ u32 val;
+};
+#define rsnd_kctrl_size(x) ((x).cfg.size)
+#define rsnd_kctrl_max(x) ((x).cfg.max)
+#define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */
+#define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */
+
+int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io);
+int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io);
+struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg);
+struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg);
+int rsnd_kctrl_new(struct rsnd_mod *mod,
+ struct rsnd_dai_stream *io,
+ struct snd_soc_pcm_runtime *rtd,
+ const unsigned char *name,
+ int (*accept)(struct rsnd_dai_stream *io),
+ void (*update)(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod),
+ struct rsnd_kctrl_cfg *cfg,
+ const char * const *texts,
+ int size,
+ u32 max);
+
+#define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \
+ rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \
+ NULL, size, max)
+
+#define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \
+ rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \
+ NULL, 1, max)
+
+#define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \
+ rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \
+ texts, 1, size)
+
+extern const char * const volume_ramp_rate[];
+#define VOLUME_RAMP_MAX_DVC (0x17 + 1)
+#define VOLUME_RAMP_MAX_MIX (0x0a + 1)
+
+/*
+ * R-Car SSI
+ */
+int rsnd_ssi_probe(struct rsnd_priv *priv);
+void rsnd_ssi_remove(struct rsnd_priv *priv);
+struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
+int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
+u32 rsnd_ssi_multi_secondaries_runtime(struct rsnd_dai_stream *io);
+int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
+
+#define rsnd_ssi_is_pin_sharing(io) \
+ __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
+int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
+
+#define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI)
+void rsnd_parse_connect_ssi(struct rsnd_dai *rdai,
+ struct device_node *playback,
+ struct device_node *capture);
+unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai,
+ int param1, int param2, int *idx);
+
+/*
+ * R-Car SSIU
+ */
+int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
+ struct rsnd_mod *mod);
+int rsnd_ssiu_probe(struct rsnd_priv *priv);
+void rsnd_ssiu_remove(struct rsnd_priv *priv);
+void rsnd_parse_connect_ssiu(struct rsnd_dai *rdai,
+ struct device_node *playback,
+ struct device_node *capture);
+#define rsnd_ssiu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSIU)
+bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod);
+
+/*
+ * R-Car SRC
+ */
+int rsnd_src_probe(struct rsnd_priv *priv);
+void rsnd_src_remove(struct rsnd_priv *priv);
+struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
+
+#define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1)
+#define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0)
+unsigned int rsnd_src_get_rate(struct rsnd_priv *priv,
+ struct rsnd_dai_stream *io,
+ int is_in);
+
+#define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC)
+#define rsnd_parse_connect_src(rdai, playback, capture) \
+ rsnd_parse_connect_common(rdai, "src", rsnd_src_mod_get, \
+ rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
+ playback, capture)
+
+/*
+ * R-Car CTU
+ */
+int rsnd_ctu_probe(struct rsnd_priv *priv);
+void rsnd_ctu_remove(struct rsnd_priv *priv);
+struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
+#define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU)
+#define rsnd_parse_connect_ctu(rdai, playback, capture) \
+ rsnd_parse_connect_common(rdai, "ctu", rsnd_ctu_mod_get, \
+ rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
+ playback, capture)
+
+/*
+ * R-Car MIX
+ */
+int rsnd_mix_probe(struct rsnd_priv *priv);
+void rsnd_mix_remove(struct rsnd_priv *priv);
+struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
+#define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX)
+#define rsnd_parse_connect_mix(rdai, playback, capture) \
+ rsnd_parse_connect_common(rdai, "mix", rsnd_mix_mod_get, \
+ rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
+ playback, capture)
+
+/*
+ * R-Car DVC
+ */
+int rsnd_dvc_probe(struct rsnd_priv *priv);
+void rsnd_dvc_remove(struct rsnd_priv *priv);
+struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
+#define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC)
+#define rsnd_parse_connect_dvc(rdai, playback, capture) \
+ rsnd_parse_connect_common(rdai, "dvc", rsnd_dvc_mod_get, \
+ rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
+ playback, capture)
+
+/*
+ * R-Car CMD
+ */
+int rsnd_cmd_probe(struct rsnd_priv *priv);
+void rsnd_cmd_remove(struct rsnd_priv *priv);
+int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
+
+void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
+#ifdef DEBUG
+#define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
+#define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
+#define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
+#else
+#define rsnd_mod_confirm_ssi(mssi)
+#define rsnd_mod_confirm_src(msrc)
+#define rsnd_mod_confirm_dvc(mdvc)
+#endif
+
+/*
+ * If you don't need interrupt status debug message,
+ * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c
+ *
+ * #define RSND_DEBUG_NO_IRQ_STATUS 1
+ */
+#define rsnd_print_irq_status(dev, param...) do { \
+ if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \
+ dev_info(dev, param); \
+} while (0)
+
+/*
+ * If you don't need rsnd_dai_call debug message,
+ * define RSND_DEBUG_NO_DAI_CALL as 1 on top of core.c
+ *
+ * #define RSND_DEBUG_NO_DAI_CALL 1
+ */
+#define rsnd_dbg_dai_call(dev, param...) \
+ if (!IS_BUILTIN(RSND_DEBUG_NO_DAI_CALL)) \
+ dev_dbg(dev, param)
+
+#ifdef CONFIG_DEBUG_FS
+int rsnd_debugfs_probe(struct snd_soc_component *component);
+void rsnd_debugfs_reg_show(struct seq_file *m, phys_addr_t _addr,
+ void __iomem *base, int offset, int size);
+void rsnd_debugfs_mod_reg_show(struct seq_file *m, struct rsnd_mod *mod,
+ int reg_id, int offset, int size);
+
+#else
+#define rsnd_debugfs_probe NULL
+#endif
+
+#endif /* RSND_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-20 09:58:39 +0000