Declare global and stream IPC message types and define appropriate
message handlers.
Signed-off-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
---
sound/soc/intel/catpt/messages.c | 312 ++++++++++++++++++++++++
sound/soc/intel/catpt/messages.h | 401 +++++++++++++++++++++++++++++++
2 files changed, 713 insertions(+)
create mode 100644 sound/soc/intel/catpt/messages.c
create mode 100644 sound/soc/intel/catpt/messages.h
diff --git a/sound/soc/intel/catpt/messages.c b/sound/soc/intel/catpt/messages.c
new file mode 100644
index 000000000000..e8583b40830d
--- /dev/null
+++ b/sound/soc/intel/catpt/messages.c
@@ -0,0 +1,312 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright(c) 2020 Intel Corporation. All rights reserved.
+//
+// Author: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
+//
+
+#include "core.h"
+#include "messages.h"
+#include "registers.h"
+
+int catpt_ipc_get_fw_version(struct catpt_dev *cdev,
+ struct catpt_fw_version *version)
+{
+ union catpt_global_msg msg = CATPT_GLOBAL_MSG(GET_FW_VERSION);
+ struct catpt_ipc_msg request = {{0}}, reply;
+ int ret;
+
+ request.header = msg.val;
+ reply.size = sizeof(*version);
+ reply.data = version;
+
+ ret = catpt_dsp_send_msg(cdev, request, &reply);
+ if (ret)
+ dev_err(cdev->dev, "get fw version failed: %d\n", ret);
+
+ return ret;
+}
+
+struct catpt_alloc_stream_input {
+ enum catpt_path_id path_id:8;
+ enum catpt_stream_type stream_type:8;
+ enum catpt_format_id format_id:8;
+ u8 reserved;
+ struct catpt_audio_format input_format;
+ struct catpt_ring_info ring_info;
+ u8 num_entries;
+ /* flex array with entries here */
+ struct catpt_memory_info persistent_mem;
+ struct catpt_memory_info scratch_mem;
+ u32 num_notifications; /* obsolete */
+} __packed;
+
+int catpt_ipc_alloc_stream(struct catpt_dev *cdev,
+ enum catpt_path_id path_id,
+ enum catpt_stream_type type,
+ struct catpt_audio_format *afmt,
+ struct catpt_ring_info *rinfo,
+ u8 num_modules,
+ struct catpt_module_entry *modules,
+ struct resource *persistent,
+ struct resource *scratch,
+ struct catpt_stream_info *sinfo)
+{
+ union catpt_global_msg msg = CATPT_GLOBAL_MSG(ALLOCATE_STREAM);
+ struct catpt_alloc_stream_input input;
+ struct catpt_ipc_msg request, reply;
+ size_t size, arrsz;
+ u8 *payload;
+ off_t off;
+ int ret;
+
+ off = offsetof(struct catpt_alloc_stream_input, persistent_mem);
+ arrsz = sizeof(*modules) * num_modules;
+ size = sizeof(input) + arrsz;
+
+ payload = kzalloc(size, GFP_KERNEL);
+ if (!payload)
+ return -ENOMEM;
+
+ memset(&input, 0, sizeof(input));
+ input.path_id = path_id;
+ input.stream_type = type;
+ input.format_id = CATPT_FORMAT_PCM;
+ input.input_format = *afmt;
+ input.ring_info = *rinfo;
+ input.num_entries = num_modules;
+ input.persistent_mem.offset = catpt_to_dsp_offset(persistent->start);
+ input.persistent_mem.size = resource_size(persistent);
+ if (scratch) {
+ input.scratch_mem.offset = catpt_to_dsp_offset(scratch->start);
+ input.scratch_mem.size = resource_size(scratch);
+ }
+
+ /* re-arrange the input: account for flex array 'entries' */
+ memcpy(payload, &input, sizeof(input));
+ memmove(payload + off + arrsz, payload + off, sizeof(input) - off);
+ memcpy(payload + off, modules, arrsz);
+
+ request.header = msg.val;
+ request.size = size;
+ request.data = payload;
+ reply.size = sizeof(*sinfo);
+ reply.data = sinfo;
+
+ ret = catpt_dsp_send_msg(cdev, request, &reply);
+ if (ret)
+ dev_err(cdev->dev, "alloc stream type %d failed: %d\n",
+ type, ret);
+
+ kfree(payload);
+ return ret;
+}
+
+int catpt_ipc_free_stream(struct catpt_dev *cdev, u8 stream_hw_id)
+{
+ union catpt_global_msg msg = CATPT_GLOBAL_MSG(FREE_STREAM);
+ struct catpt_ipc_msg request;
+ int ret;
+
+ request.header = msg.val;
+ request.size = sizeof(stream_hw_id);
+ request.data = &stream_hw_id;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "free stream %d failed: %d\n",
+ stream_hw_id, ret);
+
+ return ret;
+}
+
+int catpt_ipc_set_device_format(struct catpt_dev *cdev,
+ struct catpt_ssp_device_format *devfmt)
+{
+ union catpt_global_msg msg = CATPT_GLOBAL_MSG(SET_DEVICE_FORMATS);
+ struct catpt_ipc_msg request;
+ int ret;
+
+ request.header = msg.val;
+ request.size = sizeof(*devfmt);
+ request.data = devfmt;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "set device format failed: %d\n", ret);
+
+ return ret;
+}
+
+int catpt_ipc_enter_dxstate(struct catpt_dev *cdev, enum catpt_dx_state state,
+ struct catpt_dx_context *dx_ctx)
+{
+ union catpt_global_msg msg = CATPT_GLOBAL_MSG(ENTER_DX_STATE);
+ struct catpt_ipc_msg request, reply;
+ int ret;
+
+ request.header = msg.val;
+ request.size = sizeof(state);
+ request.data = &state;
+ reply.size = sizeof(*dx_ctx);
+ reply.data = dx_ctx;
+
+ ret = catpt_dsp_send_msg(cdev, request, &reply);
+ if (ret)
+ dev_err(cdev->dev, "enter dx state failed: %d\n", ret);
+
+ return ret;
+}
+
+int catpt_ipc_get_mixer_stream_info(struct catpt_dev *cdev,
+ struct catpt_mixer_stream_info *info)
+{
+ union catpt_global_msg msg = CATPT_GLOBAL_MSG(GET_MIXER_STREAM_INFO);
+ struct catpt_ipc_msg request = {{0}}, reply;
+ int ret;
+
+ request.header = msg.val;
+ reply.size = sizeof(*info);
+ reply.data = info;
+
+ ret = catpt_dsp_send_msg(cdev, request, &reply);
+ if (ret)
+ dev_err(cdev->dev, "get mixer info failed: %d\n", ret);
+
+ return ret;
+}
+
+int catpt_ipc_reset_stream(struct catpt_dev *cdev, u8 stream_hw_id)
+{
+ union catpt_stream_msg msg = CATPT_STREAM_MSG(RESET_STREAM);
+ struct catpt_ipc_msg request = {{0}};
+ int ret;
+
+ msg.stream_hw_id = stream_hw_id;
+ request.header = msg.val;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "reset stream %d failed: %d\n",
+ stream_hw_id, ret);
+
+ return ret;
+}
+
+int catpt_ipc_pause_stream(struct catpt_dev *cdev, u8 stream_hw_id)
+{
+ union catpt_stream_msg msg = CATPT_STREAM_MSG(PAUSE_STREAM);
+ struct catpt_ipc_msg request = {{0}};
+ int ret;
+
+ msg.stream_hw_id = stream_hw_id;
+ request.header = msg.val;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "pause stream %d failed: %d\n",
+ stream_hw_id, ret);
+
+ return ret;
+}
+
+int catpt_ipc_resume_stream(struct catpt_dev *cdev, u8 stream_hw_id)
+{
+ union catpt_stream_msg msg = CATPT_STREAM_MSG(RESUME_STREAM);
+ struct catpt_ipc_msg request = {{0}};
+ int ret;
+
+ msg.stream_hw_id = stream_hw_id;
+ request.header = msg.val;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "resume stream %d failed: %d\n",
+ stream_hw_id, ret);
+
+ return ret;
+}
+
+struct catpt_set_volume_input {
+ u32 channel;
+ u32 target_volume;
+ u64 curve_duration;
+ enum catpt_audio_curve_type curve_type __aligned(4);
+} __packed;
+
+int catpt_ipc_set_volume(struct catpt_dev *cdev, u8 stream_hw_id,
+ u32 channel, u32 volume,
+ u32 curve_duration,
+ enum catpt_audio_curve_type curve_type)
+{
+ union catpt_stream_msg msg = CATPT_STAGE_MSG(SET_VOLUME);
+ struct catpt_ipc_msg request;
+ struct catpt_set_volume_input input;
+ int ret;
+
+ msg.stream_hw_id = stream_hw_id;
+ input.channel = channel;
+ input.target_volume = volume;
+ input.curve_duration = curve_duration;
+ input.curve_type = curve_type;
+
+ request.header = msg.val;
+ request.size = sizeof(input);
+ request.data = &input;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "set stream %d volume failed: %d\n",
+ stream_hw_id, ret);
+
+ return ret;
+}
+
+struct catpt_set_write_pos_input {
+ u32 new_write_pos;
+ bool end_of_buffer;
+ bool low_latency;
+} __packed;
+
+int catpt_ipc_set_write_pos(struct catpt_dev *cdev, u8 stream_hw_id,
+ u32 pos, bool eob, bool ll)
+{
+ union catpt_stream_msg msg = CATPT_STAGE_MSG(SET_WRITE_POSITION);
+ struct catpt_ipc_msg request;
+ struct catpt_set_write_pos_input input;
+ int ret;
+
+ msg.stream_hw_id = stream_hw_id;
+ input.new_write_pos = pos;
+ input.end_of_buffer = eob;
+ input.low_latency = ll;
+
+ request.header = msg.val;
+ request.size = sizeof(input);
+ request.data = &input;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "set stream %d write pos failed: %d\n",
+ stream_hw_id, ret);
+
+ return ret;
+}
+
+int catpt_ipc_mute_loopback(struct catpt_dev *cdev, u8 stream_hw_id, bool mute)
+{
+ union catpt_stream_msg msg = CATPT_STAGE_MSG(MUTE_LOOPBACK);
+ struct catpt_ipc_msg request;
+ int ret;
+
+ msg.stream_hw_id = stream_hw_id;
+ request.header = msg.val;
+ request.size = sizeof(mute);
+ request.data = &mute;
+
+ ret = catpt_dsp_send_msg(cdev, request, NULL);
+ if (ret)
+ dev_err(cdev->dev, "mute loopback failed: %d\n", ret);
+
+ return ret;
+}
diff --git a/sound/soc/intel/catpt/messages.h b/sound/soc/intel/catpt/messages.h
new file mode 100644
index 000000000000..f9e2fac6a67f
--- /dev/null
+++ b/sound/soc/intel/catpt/messages.h
@@ -0,0 +1,401 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright(c) 2020 Intel Corporation. All rights reserved.
+ *
+ * Author: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
+ */
+
+#ifndef __SND_SOC_INTEL_CATPT_MSG_H
+#define __SND_SOC_INTEL_CATPT_MSG_H
+
+struct catpt_dev;
+
+/* IPC messages base types */
+
+enum catpt_reply_status {
+ CATPT_REPLY_SUCCESS = 0,
+ CATPT_REPLY_ERROR_INVALID_PARAM = 1,
+ CATPT_REPLY_UNKNOWN_MESSAGE_TYPE = 2,
+ CATPT_REPLY_OUT_OF_RESOURCES = 3,
+ CATPT_REPLY_BUSY = 4,
+ CATPT_REPLY_PENDING = 5,
+ CATPT_REPLY_FAILURE = 6,
+ CATPT_REPLY_INVALID_REQUEST = 7,
+ CATPT_REPLY_UNINITIALIZED = 8,
+ CATPT_REPLY_NOT_FOUND = 9,
+ CATPT_REPLY_SOURCE_NOT_STARTED = 10,
+};
+
+/* GLOBAL messages */
+
+enum catpt_global_msg_type {
+ CATPT_GLB_GET_FW_VERSION = 0,
+ CATPT_GLB_ALLOCATE_STREAM = 3,
+ CATPT_GLB_FREE_STREAM = 4,
+ CATPT_GLB_STREAM_MESSAGE = 6,
+ CATPT_GLB_REQUEST_CORE_DUMP = 7,
+ CATPT_GLB_SET_DEVICE_FORMATS = 10,
+ CATPT_GLB_ENTER_DX_STATE = 12,
+ CATPT_GLB_GET_MIXER_STREAM_INFO = 13,
+};
+
+union catpt_global_msg {
+ u32 val;
+ struct {
+ enum catpt_reply_status status:5;
+ u32 context:19; /* stream or module specific */
+ enum catpt_global_msg_type type:5;
+ u32 fw_ready:1;
+ u32 done:1;
+ u32 busy:1;
+ };
+} __packed;
+
+#define CATPT_MSG(hdr) { .val = hdr }
+#define CATPT_GLOBAL_MSG(msg_type) \
+ { .type = CATPT_GLB_##msg_type }
+
+#define BUILD_HASH_SIZE 40
+
+struct catpt_fw_version {
+ u8 build;
+ u8 minor;
+ u8 major;
+ u8 type;
+ u8 build_hash[BUILD_HASH_SIZE];
+ u32 log_providers_hash;
+} __packed;
+
+int catpt_ipc_get_fw_version(struct catpt_dev *cdev,
+ struct catpt_fw_version *version);
+
+enum catpt_pin_id {
+ CATPT_PIN_ID_SYSTEM = 0,
+ CATPT_PIN_ID_REFERENCE = 1,
+ CATPT_PIN_ID_CAPTURE1 = 2,
+ CATPT_PIN_ID_CAPTURE2 = 3,
+ CATPT_PIN_ID_OFFLOAD1 = 4,
+ CATPT_PIN_ID_OFFLOAD2 = 5,
+ CATPT_PIN_ID_MIXER = 7,
+ CATPT_PIN_ID_BLUETOOTH_CAPTURE = 8,
+ CATPT_PIN_ID_BLUETOOTH_RENDER = 9,
+};
+
+enum catpt_path_id {
+ CATPT_PATH_SSP0_OUT = 0,
+ CATPT_PATH_SSP0_IN = 1,
+ CATPT_PATH_SSP1_OUT = 2,
+ CATPT_PATH_SSP1_IN = 3,
+ /* duplicated audio in capture path */
+ CATPT_PATH_SSP0_IN_DUP = 4,
+};
+
+enum catpt_stream_type {
+ CATPT_STRM_TYPE_RENDER = 0, /* offload */
+ CATPT_STRM_TYPE_SYSTEM = 1,
+ CATPT_STRM_TYPE_CAPTURE = 2,
+ CATPT_STRM_TYPE_LOOPBACK = 3,
+ CATPT_STRM_TYPE_BLUETOOTH_RENDER = 4,
+ CATPT_STRM_TYPE_BLUETOOTH_CAPTURE = 5,
+};
+
+enum catpt_format_id {
+ CATPT_FORMAT_PCM = 0,
+ CATPT_FORMAT_MP3 = 1,
+ CATPT_FORMAT_AAC = 2,
+ CATPT_FORMAT_WMA = 3,
+};
+
+enum catpt_channel_index {
+ CATPT_CHANNEL_LEFT = 0x0,
+ CATPT_CHANNEL_CENTER = 0x1,
+ CATPT_CHANNEL_RIGHT = 0x2,
+ CATPT_CHANNEL_LEFT_SURROUND = 0x3,
+ CATPT_CHANNEL_CENTER_SURROUND = 0x3,
+ CATPT_CHANNEL_RIGHT_SURROUND = 0x4,
+ CATPT_CHANNEL_LFE = 0x7,
+ CATPT_CHANNEL_INVALID = 0xF,
+};
+
+enum catpt_channel_config {
+ CATPT_CHANNEL_CONFIG_MONO = 0, /* One channel only */
+ CATPT_CHANNEL_CONFIG_STEREO = 1, /* L & R */
+ CATPT_CHANNEL_CONFIG_2_POINT_1 = 2, /* L, R & LFE; PCM only */
+ CATPT_CHANNEL_CONFIG_3_POINT_0 = 3, /* L, C & R; MP3 & AAC only */
+ CATPT_CHANNEL_CONFIG_3_POINT_1 = 4, /* L, C, R & LFE; PCM only */
+ CATPT_CHANNEL_CONFIG_QUATRO = 5, /* L, R, Ls & Rs; PCM only */
+ CATPT_CHANNEL_CONFIG_4_POINT_0 = 6, /* L, C, R & Cs; MP3 & AAC only */
+ CATPT_CHANNEL_CONFIG_5_POINT_0 = 7, /* L, C, R, Ls & Rs */
+ CATPT_CHANNEL_CONFIG_5_POINT_1 = 8, /* L, C, R, Ls, Rs & LFE */
+ CATPT_CHANNEL_CONFIG_DUAL_MONO = 9, /* One channel replicated in two */
+ CATPT_CHANNEL_CONFIG_INVALID = 10,
+};
+
+enum catpt_interleaving_style {
+ CATPT_INTERLEAVING_PER_CHANNEL = 0,
+ CATPT_INTERLEAVING_PER_SAMPLE = 1,
+};
+
+struct catpt_audio_format {
+ u32 sample_rate;
+ u32 bit_depth;
+ u32 channel_map;
+ enum catpt_channel_config channel_config __aligned(4);
+ enum catpt_interleaving_style interleaving __aligned(4);
+ u8 num_channels;
+ u8 valid_bit_depth;
+ u8 reserved[2];
+} __packed;
+
+struct catpt_ring_info {
+ u32 page_table_addr;
+ u32 num_pages;
+ u32 size;
+ u32 offset;
+ u32 ring_first_page_pfn;
+} __packed;
+
+#define CATPT_MODULE_COUNT (CATPT_MODID_LAST + 1)
+
+enum catpt_module_id {
+ CATPT_MODID_BASE_FW = 0x0,
+ CATPT_MODID_MP3 = 0x1,
+ CATPT_MODID_AAC_5_1 = 0x2,
+ CATPT_MODID_AAC_2_0 = 0x3,
+ CATPT_MODID_SRC = 0x4,
+ CATPT_MODID_WAVES = 0x5,
+ CATPT_MODID_DOLBY = 0x6,
+ CATPT_MODID_BOOST = 0x7,
+ CATPT_MODID_LPAL = 0x8,
+ CATPT_MODID_DTS = 0x9,
+ CATPT_MODID_PCM_CAPTURE = 0xA,
+ CATPT_MODID_PCM_SYSTEM = 0xB,
+ CATPT_MODID_PCM_REFERENCE = 0xC,
+ CATPT_MODID_PCM = 0xD, /* offload */
+ CATPT_MODID_BLUETOOTH_RENDER = 0xE,
+ CATPT_MODID_BLUETOOTH_CAPTURE = 0xF,
+ CATPT_MODID_LAST = CATPT_MODID_BLUETOOTH_CAPTURE,
+};
+
+struct catpt_module_entry {
+ enum catpt_module_id module_id __aligned(4);
+ u32 entry_point;
+} __packed;
+
+struct catpt_module_map {
+ u8 num_entries;
+ struct catpt_module_entry entries[];
+} __packed;
+
+struct catpt_memory_info {
+ u32 offset;
+ u32 size;
+} __packed;
+
+#define CATPT_CHANNELS_MAX 4
+#define CATPT_ALL_CHANNELS_MASK UINT_MAX
+
+struct catpt_stream_info {
+ u32 stream_hw_id;
+ u32 reserved;
+ u32 read_pos_regaddr;
+ u32 pres_pos_regaddr;
+ u32 peak_meter_regaddr[CATPT_CHANNELS_MAX];
+ u32 volume_regaddr[CATPT_CHANNELS_MAX];
+} __packed;
+
+int catpt_ipc_alloc_stream(struct catpt_dev *cdev,
+ enum catpt_path_id path_id,
+ enum catpt_stream_type type,
+ struct catpt_audio_format *afmt,
+ struct catpt_ring_info *rinfo,
+ u8 num_modules,
+ struct catpt_module_entry *modules,
+ struct resource *persistent,
+ struct resource *scratch,
+ struct catpt_stream_info *sinfo);
+int catpt_ipc_free_stream(struct catpt_dev *cdev, u8 stream_hw_id);
+
+#define CATPT_SSP_COUNT (CATPT_SSP_IFACE_LAST + 1)
+
+enum catpt_ssp_iface {
+ CATPT_SSP_IFACE_0 = 0,
+ CATPT_SSP_IFACE_1 = 1,
+ CATPT_SSP_IFACE_LAST = CATPT_SSP_IFACE_1,
+};
+
+enum catpt_mclk_frequency {
+ CATPT_MCLK_OFF = 0,
+ CATPT_MCLK_FREQ_6_MHZ = 1,
+ CATPT_MCLK_FREQ_21_MHZ = 2,
+ CATPT_MCLK_FREQ_24_MHZ = 3,
+};
+
+enum catpt_ssp_mode {
+ CATPT_SSP_MODE_I2S_SLAVE = 0,
+ CATPT_SSP_MODE_I2S_MASTER = 1,
+ CATPT_SSP_MODE_TDM_MASTER = 2,
+};
+
+struct catpt_ssp_device_format {
+ enum catpt_ssp_iface iface __aligned(4);
+ enum catpt_mclk_frequency mclk __aligned(4);
+ enum catpt_ssp_mode mode __aligned(4);
+ u16 clock_divider;
+ u8 channels;
+} __packed;
+
+int catpt_ipc_set_device_format(struct catpt_dev *cdev,
+ struct catpt_ssp_device_format *devfmt);
+
+enum catpt_dx_state {
+ CATPT_DX_STATE_D3 = 3,
+};
+
+enum catpt_dx_type {
+ CATPT_DX_TYPE_FW_IMAGE = 0,
+ CATPT_DX_TYPE_MEMORY_DUMP = 1,
+};
+
+struct catpt_save_meminfo {
+ u32 offset;
+ u32 size;
+ enum catpt_dx_type source __aligned(4);
+} __packed;
+
+#define SAVE_MEMINFO_MAX 14
+
+struct catpt_dx_context {
+ u32 num_meminfo;
+ struct catpt_save_meminfo meminfo[SAVE_MEMINFO_MAX];
+} __packed;
+
+int catpt_ipc_enter_dxstate(struct catpt_dev *cdev, enum catpt_dx_state state,
+ struct catpt_dx_context *context);
+
+struct catpt_mixer_stream_info {
+ u32 mixer_hw_id;
+ u32 peak_meter_regaddr[CATPT_CHANNELS_MAX];
+ u32 volume_regaddr[CATPT_CHANNELS_MAX];
+} __packed;
+
+int catpt_ipc_get_mixer_stream_info(struct catpt_dev *cdev,
+ struct catpt_mixer_stream_info *info);
+
+/* STREAM messages */
+
+enum catpt_stream_msg_type {
+ CATPT_STRM_RESET_STREAM = 0,
+ CATPT_STRM_PAUSE_STREAM = 1,
+ CATPT_STRM_RESUME_STREAM = 2,
+ CATPT_STRM_STAGE_MESSAGE = 3,
+ CATPT_STRM_NOTIFICATION = 4,
+};
+
+enum catpt_stage_action {
+ CATPT_STG_SET_VOLUME = 1,
+ CATPT_STG_SET_WRITE_POSITION = 2,
+ CATPT_STG_MUTE_LOOPBACK = 3,
+};
+
+union catpt_stream_msg {
+ u32 val;
+ struct {
+ enum catpt_reply_status status:5;
+ u32 reserved:7;
+ enum catpt_stage_action stage_action:4;
+ u32 stream_hw_id:4;
+ enum catpt_stream_msg_type subtype:4;
+ enum catpt_global_msg_type type:5;
+ u32 fw_ready:1;
+ u32 done:1;
+ u32 busy:1;
+ };
+} __packed;
+
+#define CATPT_STREAM_MSG(msg_type) \
+{ \
+ .subtype = CATPT_STRM_##msg_type, \
+ .type = CATPT_GLB_STREAM_MESSAGE }
+#define CATPT_STAGE_MSG(msg_type) \
+{ \
+ .stage_action = CATPT_STG_##msg_type, \
+ .subtype = CATPT_STRM_STAGE_MESSAGE, \
+ .type = CATPT_GLB_STREAM_MESSAGE }
+
+int catpt_ipc_reset_stream(struct catpt_dev *cdev, u8 stream_hw_id);
+int catpt_ipc_pause_stream(struct catpt_dev *cdev, u8 stream_hw_id);
+int catpt_ipc_resume_stream(struct catpt_dev *cdev, u8 stream_hw_id);
+
+/* STREAM messages - STAGE subtype */
+
+enum catpt_audio_curve_type {
+ CATPT_AUDIO_CURVE_NONE = 0,
+ CATPT_AUDIO_CURVE_WINDOWS_FADE = 1,
+};
+
+int catpt_ipc_set_volume(struct catpt_dev *cdev, u8 stream_hw_id,
+ u32 channel, u32 volume,
+ u32 curve_duration,
+ enum catpt_audio_curve_type curve_type);
+
+int catpt_ipc_set_write_pos(struct catpt_dev *cdev, u8 stream_hw_id,
+ u32 pos, bool eob, bool ll);
+
+int catpt_ipc_mute_loopback(struct catpt_dev *cdev, u8 stream_hw_id, bool mute);
+
+/* NOTIFICATION messages */
+
+enum catpt_notify_reason {
+ CATPT_NOTIFY_POSITION_CHANGED = 0,
+ CATPT_NOTIFY_GLITCH_OCCURRED = 1,
+};
+
+union catpt_notify_msg {
+ u32 val;
+ struct {
+ u32 mailbox_address:29;
+ u32 fw_ready:1;
+ u32 done:1;
+ u32 busy:1;
+ };
+ struct {
+ enum catpt_reply_status status:5;
+ u32 reserved:7;
+ enum catpt_notify_reason notify_reason:4;
+ u32 stream_hw_id:4;
+ enum catpt_stream_msg_type subtype:4;
+ enum catpt_global_msg_type type:5;
+ u32 hdr:3; /* fw_ready, done, busy */
+ };
+} __packed;
+
+#define FW_INFO_SIZE_MAX 100
+
+struct catpt_fw_ready {
+ u32 inbox_offset;
+ u32 outbox_offset;
+ u32 inbox_size;
+ u32 outbox_size;
+ u32 fw_info_size;
+ char fw_info[FW_INFO_SIZE_MAX];
+} __packed;
+
+struct catpt_notify_position {
+ u32 stream_position;
+ u32 fw_cycle_count;
+} __packed;
+
+enum catpt_glitch_type {
+ CATPT_GLITCH_UNDERRUN = 1,
+ CATPT_GLITCH_DECODER_ERROR = 2,
+ CATPT_GLITCH_DOUBLED_WRITE_POS = 3,
+};
+
+struct catpt_notify_glitch {
+ enum catpt_glitch_type type __aligned(4);
+ u64 presentation_pos;
+ u32 write_pos;
+} __packed;
+
+#endif
--
2.17.1
