diff options
Diffstat (limited to 'sound/soc/intel/haswell/sst-haswell-ipc.c')
| -rw-r--r-- | sound/soc/intel/haswell/sst-haswell-ipc.c | 2222 |
1 files changed, 0 insertions, 2222 deletions
diff --git a/sound/soc/intel/haswell/sst-haswell-ipc.c b/sound/soc/intel/haswell/sst-haswell-ipc.c deleted file mode 100644 index 0ff89ea96ccf..000000000000 --- a/sound/soc/intel/haswell/sst-haswell-ipc.c +++ /dev/null @@ -1,2222 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Intel SST Haswell/Broadwell IPC Support - * - * Copyright (C) 2013, Intel Corporation. All rights reserved. - */ - -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/list.h> -#include <linux/device.h> -#include <linux/wait.h> -#include <linux/spinlock.h> -#include <linux/workqueue.h> -#include <linux/export.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/sched.h> -#include <linux/platform_device.h> -#include <linux/firmware.h> -#include <linux/dma-mapping.h> -#include <linux/debugfs.h> -#include <linux/pm_runtime.h> -#include <sound/asound.h> - -#include "sst-haswell-ipc.h" -#include "../common/sst-dsp.h" -#include "../common/sst-dsp-priv.h" -#include "../common/sst-ipc.h" - -/* Global Message - Generic */ -#define IPC_GLB_TYPE_SHIFT 24 -#define IPC_GLB_TYPE_MASK (0x1f << IPC_GLB_TYPE_SHIFT) -#define IPC_GLB_TYPE(x) (x << IPC_GLB_TYPE_SHIFT) - -/* Global Message - Reply */ -#define IPC_GLB_REPLY_SHIFT 0 -#define IPC_GLB_REPLY_MASK (0x1f << IPC_GLB_REPLY_SHIFT) -#define IPC_GLB_REPLY_TYPE(x) (x << IPC_GLB_REPLY_TYPE_SHIFT) - -/* Stream Message - Generic */ -#define IPC_STR_TYPE_SHIFT 20 -#define IPC_STR_TYPE_MASK (0xf << IPC_STR_TYPE_SHIFT) -#define IPC_STR_TYPE(x) (x << IPC_STR_TYPE_SHIFT) -#define IPC_STR_ID_SHIFT 16 -#define IPC_STR_ID_MASK (0xf << IPC_STR_ID_SHIFT) -#define IPC_STR_ID(x) (x << IPC_STR_ID_SHIFT) - -/* Stream Message - Reply */ -#define IPC_STR_REPLY_SHIFT 0 -#define IPC_STR_REPLY_MASK (0x1f << IPC_STR_REPLY_SHIFT) - -/* Stream Stage Message - Generic */ -#define IPC_STG_TYPE_SHIFT 12 -#define IPC_STG_TYPE_MASK (0xf << IPC_STG_TYPE_SHIFT) -#define IPC_STG_TYPE(x) (x << IPC_STG_TYPE_SHIFT) -#define IPC_STG_ID_SHIFT 10 -#define IPC_STG_ID_MASK (0x3 << IPC_STG_ID_SHIFT) -#define IPC_STG_ID(x) (x << IPC_STG_ID_SHIFT) - -/* Stream Stage Message - Reply */ -#define IPC_STG_REPLY_SHIFT 0 -#define IPC_STG_REPLY_MASK (0x1f << IPC_STG_REPLY_SHIFT) - -/* Debug Log Message - Generic */ -#define IPC_LOG_OP_SHIFT 20 -#define IPC_LOG_OP_MASK (0xf << IPC_LOG_OP_SHIFT) -#define IPC_LOG_OP_TYPE(x) (x << IPC_LOG_OP_SHIFT) -#define IPC_LOG_ID_SHIFT 16 -#define IPC_LOG_ID_MASK (0xf << IPC_LOG_ID_SHIFT) -#define IPC_LOG_ID(x) (x << IPC_LOG_ID_SHIFT) - -/* Module Message */ -#define IPC_MODULE_OPERATION_SHIFT 20 -#define IPC_MODULE_OPERATION_MASK (0xf << IPC_MODULE_OPERATION_SHIFT) -#define IPC_MODULE_OPERATION(x) (x << IPC_MODULE_OPERATION_SHIFT) - -#define IPC_MODULE_ID_SHIFT 16 -#define IPC_MODULE_ID_MASK (0xf << IPC_MODULE_ID_SHIFT) -#define IPC_MODULE_ID(x) (x << IPC_MODULE_ID_SHIFT) - -/* IPC message timeout (msecs) */ -#define IPC_TIMEOUT_MSECS 300 -#define IPC_BOOT_MSECS 200 -#define IPC_MSG_WAIT 0 -#define IPC_MSG_NOWAIT 1 - -/* Firmware Ready Message */ -#define IPC_FW_READY (0x1 << 29) -#define IPC_STATUS_MASK (0x3 << 30) - -#define IPC_EMPTY_LIST_SIZE 8 -#define IPC_MAX_STREAMS 4 - -/* Mailbox */ -#define IPC_MAX_MAILBOX_BYTES 256 - -#define INVALID_STREAM_HW_ID 0xffffffff - -/* Global Message - Types and Replies */ -enum ipc_glb_type { - IPC_GLB_GET_FW_VERSION = 0, /* Retrieves firmware version */ - IPC_GLB_PERFORMANCE_MONITOR = 1, /* Performance monitoring actions */ - IPC_GLB_ALLOCATE_STREAM = 3, /* Request to allocate new stream */ - IPC_GLB_FREE_STREAM = 4, /* Request to free stream */ - IPC_GLB_GET_FW_CAPABILITIES = 5, /* Retrieves firmware capabilities */ - IPC_GLB_STREAM_MESSAGE = 6, /* Message directed to stream or its stages */ - /* Request to store firmware context during D0->D3 transition */ - IPC_GLB_REQUEST_DUMP = 7, - /* Request to restore firmware context during D3->D0 transition */ - IPC_GLB_RESTORE_CONTEXT = 8, - IPC_GLB_GET_DEVICE_FORMATS = 9, /* Set device format */ - IPC_GLB_SET_DEVICE_FORMATS = 10, /* Get device format */ - IPC_GLB_SHORT_REPLY = 11, - IPC_GLB_ENTER_DX_STATE = 12, - IPC_GLB_GET_MIXER_STREAM_INFO = 13, /* Request mixer stream params */ - IPC_GLB_DEBUG_LOG_MESSAGE = 14, /* Message to or from the debug logger. */ - IPC_GLB_MODULE_OPERATION = 15, /* Message to loadable fw module */ - IPC_GLB_REQUEST_TRANSFER = 16, /* < Request Transfer for host */ - IPC_GLB_MAX_IPC_MESSAGE_TYPE = 17, /* Maximum message number */ -}; - -enum ipc_glb_reply { - IPC_GLB_REPLY_SUCCESS = 0, /* The operation was successful. */ - IPC_GLB_REPLY_ERROR_INVALID_PARAM = 1, /* Invalid parameter was passed. */ - IPC_GLB_REPLY_UNKNOWN_MESSAGE_TYPE = 2, /* Uknown message type was resceived. */ - IPC_GLB_REPLY_OUT_OF_RESOURCES = 3, /* No resources to satisfy the request. */ - IPC_GLB_REPLY_BUSY = 4, /* The system or resource is busy. */ - IPC_GLB_REPLY_PENDING = 5, /* The action was scheduled for processing. */ - IPC_GLB_REPLY_FAILURE = 6, /* Critical error happened. */ - IPC_GLB_REPLY_INVALID_REQUEST = 7, /* Request can not be completed. */ - IPC_GLB_REPLY_STAGE_UNINITIALIZED = 8, /* Processing stage was uninitialized. */ - IPC_GLB_REPLY_NOT_FOUND = 9, /* Required resource can not be found. */ - IPC_GLB_REPLY_SOURCE_NOT_STARTED = 10, /* Source was not started. */ -}; - -enum ipc_module_operation { - IPC_MODULE_NOTIFICATION = 0, - IPC_MODULE_ENABLE = 1, - IPC_MODULE_DISABLE = 2, - IPC_MODULE_GET_PARAMETER = 3, - IPC_MODULE_SET_PARAMETER = 4, - IPC_MODULE_GET_INFO = 5, - IPC_MODULE_MAX_MESSAGE -}; - -/* Stream Message - Types */ -enum ipc_str_operation { - IPC_STR_RESET = 0, - IPC_STR_PAUSE = 1, - IPC_STR_RESUME = 2, - IPC_STR_STAGE_MESSAGE = 3, - IPC_STR_NOTIFICATION = 4, - IPC_STR_MAX_MESSAGE -}; - -/* Stream Stage Message Types */ -enum ipc_stg_operation { - IPC_STG_GET_VOLUME = 0, - IPC_STG_SET_VOLUME, - IPC_STG_SET_WRITE_POSITION, - IPC_STG_SET_FX_ENABLE, - IPC_STG_SET_FX_DISABLE, - IPC_STG_SET_FX_GET_PARAM, - IPC_STG_SET_FX_SET_PARAM, - IPC_STG_SET_FX_GET_INFO, - IPC_STG_MUTE_LOOPBACK, - IPC_STG_MAX_MESSAGE -}; - -/* Stream Stage Message Types For Notification*/ -enum ipc_stg_operation_notify { - IPC_POSITION_CHANGED = 0, - IPC_STG_GLITCH, - IPC_STG_MAX_NOTIFY -}; - -enum ipc_glitch_type { - IPC_GLITCH_UNDERRUN = 1, - IPC_GLITCH_DECODER_ERROR, - IPC_GLITCH_DOUBLED_WRITE_POS, - IPC_GLITCH_MAX -}; - -/* Debug Control */ -enum ipc_debug_operation { - IPC_DEBUG_ENABLE_LOG = 0, - IPC_DEBUG_DISABLE_LOG = 1, - IPC_DEBUG_REQUEST_LOG_DUMP = 2, - IPC_DEBUG_NOTIFY_LOG_DUMP = 3, - IPC_DEBUG_MAX_DEBUG_LOG -}; - -/* Firmware Ready */ -struct sst_hsw_ipc_fw_ready { - u32 inbox_offset; - u32 outbox_offset; - u32 inbox_size; - u32 outbox_size; - u32 fw_info_size; - u8 fw_info[IPC_MAX_MAILBOX_BYTES - 5 * sizeof(u32)]; -} __attribute__((packed)); - -struct sst_hsw_stream; -struct sst_hsw; - -/* Stream infomation */ -struct sst_hsw_stream { - /* configuration */ - struct sst_hsw_ipc_stream_alloc_req request; - struct sst_hsw_ipc_stream_alloc_reply reply; - struct sst_hsw_ipc_stream_free_req free_req; - - /* Mixer info */ - u32 mute_volume[SST_HSW_NO_CHANNELS]; - u32 mute[SST_HSW_NO_CHANNELS]; - - /* runtime info */ - struct sst_hsw *hsw; - int host_id; - bool commited; - bool running; - - /* Notification work */ - struct work_struct notify_work; - u32 header; - - /* Position info from DSP */ - struct sst_hsw_ipc_stream_set_position wpos; - struct sst_hsw_ipc_stream_get_position rpos; - struct sst_hsw_ipc_stream_glitch_position glitch; - - /* Volume info */ - struct sst_hsw_ipc_volume_req vol_req; - - /* driver callback */ - u32 (*notify_position)(struct sst_hsw_stream *stream, void *data); - void *pdata; - - /* record the fw read position when playback */ - snd_pcm_uframes_t old_position; - bool play_silence; - struct list_head node; -}; - -/* FW log ring information */ -struct sst_hsw_log_stream { - dma_addr_t dma_addr; - unsigned char *dma_area; - unsigned char *ring_descr; - int pages; - int size; - - /* Notification work */ - struct work_struct notify_work; - wait_queue_head_t readers_wait_q; - struct mutex rw_mutex; - - u32 last_pos; - u32 curr_pos; - u32 reader_pos; - - /* fw log config */ - u32 config[SST_HSW_FW_LOG_CONFIG_DWORDS]; - - struct sst_hsw *hsw; -}; - -/* SST Haswell IPC data */ -struct sst_hsw { - struct device *dev; - struct sst_dsp *dsp; - struct platform_device *pdev_pcm; - - /* FW config */ - struct sst_hsw_ipc_fw_ready fw_ready; - struct sst_hsw_ipc_fw_version version; - bool fw_done; - struct sst_fw *sst_fw; - - /* stream */ - struct list_head stream_list; - - /* global mixer */ - struct sst_hsw_ipc_stream_info_reply mixer_info; - enum sst_hsw_volume_curve curve_type; - u32 curve_duration; - u32 mute[SST_HSW_NO_CHANNELS]; - u32 mute_volume[SST_HSW_NO_CHANNELS]; - - /* DX */ - struct sst_hsw_ipc_dx_reply dx; - void *dx_context; - dma_addr_t dx_context_paddr; - enum sst_hsw_device_id dx_dev; - enum sst_hsw_device_mclk dx_mclk; - enum sst_hsw_device_mode dx_mode; - u32 dx_clock_divider; - - /* boot */ - wait_queue_head_t boot_wait; - bool boot_complete; - bool shutdown; - - /* IPC messaging */ - struct sst_generic_ipc ipc; - - /* FW log stream */ - struct sst_hsw_log_stream log_stream; - - /* flags bit field to track module state when resume from RTD3, - * each bit represent state (enabled/disabled) of single module */ - u32 enabled_modules_rtd3; - - /* buffer to store parameter lines */ - u32 param_idx_w; /* write index */ - u32 param_idx_r; /* read index */ - u8 param_buf[WAVES_PARAM_LINES][WAVES_PARAM_COUNT]; -}; - -#define CREATE_TRACE_POINTS -#include <trace/events/hswadsp.h> - -static inline u32 msg_get_global_type(u32 msg) -{ - return (msg & IPC_GLB_TYPE_MASK) >> IPC_GLB_TYPE_SHIFT; -} - -static inline u32 msg_get_global_reply(u32 msg) -{ - return (msg & IPC_GLB_REPLY_MASK) >> IPC_GLB_REPLY_SHIFT; -} - -static inline u32 msg_get_stream_type(u32 msg) -{ - return (msg & IPC_STR_TYPE_MASK) >> IPC_STR_TYPE_SHIFT; -} - -static inline u32 msg_get_stream_id(u32 msg) -{ - return (msg & IPC_STR_ID_MASK) >> IPC_STR_ID_SHIFT; -} - -static inline u32 msg_get_notify_reason(u32 msg) -{ - return (msg & IPC_STG_TYPE_MASK) >> IPC_STG_TYPE_SHIFT; -} - -static inline u32 msg_get_module_operation(u32 msg) -{ - return (msg & IPC_MODULE_OPERATION_MASK) >> IPC_MODULE_OPERATION_SHIFT; -} - -static inline u32 msg_get_module_id(u32 msg) -{ - return (msg & IPC_MODULE_ID_MASK) >> IPC_MODULE_ID_SHIFT; -} - -u32 create_channel_map(enum sst_hsw_channel_config config) -{ - switch (config) { - case SST_HSW_CHANNEL_CONFIG_MONO: - return (0xFFFFFFF0 | SST_HSW_CHANNEL_CENTER); - case SST_HSW_CHANNEL_CONFIG_STEREO: - return (0xFFFFFF00 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_RIGHT << 4)); - case SST_HSW_CHANNEL_CONFIG_2_POINT_1: - return (0xFFFFF000 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_RIGHT << 4) - | (SST_HSW_CHANNEL_LFE << 8 )); - case SST_HSW_CHANNEL_CONFIG_3_POINT_0: - return (0xFFFFF000 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_CENTER << 4) - | (SST_HSW_CHANNEL_RIGHT << 8)); - case SST_HSW_CHANNEL_CONFIG_3_POINT_1: - return (0xFFFF0000 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_CENTER << 4) - | (SST_HSW_CHANNEL_RIGHT << 8) - | (SST_HSW_CHANNEL_LFE << 12)); - case SST_HSW_CHANNEL_CONFIG_QUATRO: - return (0xFFFF0000 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_RIGHT << 4) - | (SST_HSW_CHANNEL_LEFT_SURROUND << 8) - | (SST_HSW_CHANNEL_RIGHT_SURROUND << 12)); - case SST_HSW_CHANNEL_CONFIG_4_POINT_0: - return (0xFFFF0000 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_CENTER << 4) - | (SST_HSW_CHANNEL_RIGHT << 8) - | (SST_HSW_CHANNEL_CENTER_SURROUND << 12)); - case SST_HSW_CHANNEL_CONFIG_5_POINT_0: - return (0xFFF00000 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_CENTER << 4) - | (SST_HSW_CHANNEL_RIGHT << 8) - | (SST_HSW_CHANNEL_LEFT_SURROUND << 12) - | (SST_HSW_CHANNEL_RIGHT_SURROUND << 16)); - case SST_HSW_CHANNEL_CONFIG_5_POINT_1: - return (0xFF000000 | SST_HSW_CHANNEL_CENTER - | (SST_HSW_CHANNEL_LEFT << 4) - | (SST_HSW_CHANNEL_RIGHT << 8) - | (SST_HSW_CHANNEL_LEFT_SURROUND << 12) - | (SST_HSW_CHANNEL_RIGHT_SURROUND << 16) - | (SST_HSW_CHANNEL_LFE << 20)); - case SST_HSW_CHANNEL_CONFIG_DUAL_MONO: - return (0xFFFFFF00 | SST_HSW_CHANNEL_LEFT - | (SST_HSW_CHANNEL_LEFT << 4)); - default: - return 0xFFFFFFFF; - } -} - -static struct sst_hsw_stream *get_stream_by_id(struct sst_hsw *hsw, - int stream_id) -{ - struct sst_hsw_stream *stream; - - list_for_each_entry(stream, &hsw->stream_list, node) { - if (stream->reply.stream_hw_id == stream_id) - return stream; - } - - return NULL; -} - -static void hsw_fw_ready(struct sst_hsw *hsw, u32 header) -{ - struct sst_hsw_ipc_fw_ready fw_ready; - u32 offset; - u8 fw_info[IPC_MAX_MAILBOX_BYTES - 5 * sizeof(u32)]; - char *tmp[5], *pinfo; - int i = 0; - - offset = (header & 0x1FFFFFFF) << 3; - - dev_dbg(hsw->dev, "ipc: DSP is ready 0x%8.8x offset %d\n", - header, offset); - - /* copy data from the DSP FW ready offset */ - sst_dsp_read(hsw->dsp, &fw_ready, offset, sizeof(fw_ready)); - - sst_dsp_mailbox_init(hsw->dsp, fw_ready.inbox_offset, - fw_ready.inbox_size, fw_ready.outbox_offset, - fw_ready.outbox_size); - - hsw->boot_complete = true; - wake_up(&hsw->boot_wait); - - dev_dbg(hsw->dev, " mailbox upstream 0x%x - size 0x%x\n", - fw_ready.inbox_offset, fw_ready.inbox_size); - dev_dbg(hsw->dev, " mailbox downstream 0x%x - size 0x%x\n", - fw_ready.outbox_offset, fw_ready.outbox_size); - if (fw_ready.fw_info_size < sizeof(fw_ready.fw_info)) { - fw_ready.fw_info[fw_ready.fw_info_size] = 0; - dev_dbg(hsw->dev, " Firmware info: %s \n", fw_ready.fw_info); - - /* log the FW version info got from the mailbox here. */ - memcpy(fw_info, fw_ready.fw_info, fw_ready.fw_info_size); - pinfo = &fw_info[0]; - for (i = 0; i < ARRAY_SIZE(tmp); i++) - tmp[i] = strsep(&pinfo, " "); - dev_info(hsw->dev, "FW loaded, mailbox readback FW info: type %s, - " - "version: %s.%s, build %s, source commit id: %s\n", - tmp[0], tmp[1], tmp[2], tmp[3], tmp[4]); - } -} - -static void hsw_notification_work(struct work_struct *work) -{ - struct sst_hsw_stream *stream = container_of(work, - struct sst_hsw_stream, notify_work); - struct sst_hsw_ipc_stream_glitch_position *glitch = &stream->glitch; - struct sst_hsw_ipc_stream_get_position *pos = &stream->rpos; - struct sst_hsw *hsw = stream->hsw; - u32 reason; - - reason = msg_get_notify_reason(stream->header); - - switch (reason) { - case IPC_STG_GLITCH: - trace_ipc_notification("DSP stream under/overrun", - stream->reply.stream_hw_id); - sst_dsp_inbox_read(hsw->dsp, glitch, sizeof(*glitch)); - - dev_err(hsw->dev, "glitch %d pos 0x%x write pos 0x%x\n", - glitch->glitch_type, glitch->present_pos, - glitch->write_pos); - break; - - case IPC_POSITION_CHANGED: - trace_ipc_notification("DSP stream position changed for", - stream->reply.stream_hw_id); - sst_dsp_inbox_read(hsw->dsp, pos, sizeof(*pos)); - - if (stream->notify_position) - stream->notify_position(stream, stream->pdata); - - break; - default: - dev_err(hsw->dev, "error: unknown notification 0x%x\n", - stream->header); - break; - } - - /* tell DSP that notification has been handled */ - sst_dsp_shim_update_bits(hsw->dsp, SST_IPCD, - SST_IPCD_BUSY | SST_IPCD_DONE, SST_IPCD_DONE); - - /* unmask busy interrupt */ - sst_dsp_shim_update_bits(hsw->dsp, SST_IMRX, SST_IMRX_BUSY, 0); -} - -static void hsw_stream_update(struct sst_hsw *hsw, struct ipc_message *msg) -{ - struct sst_hsw_stream *stream; - u32 header = msg->tx.header & ~(IPC_STATUS_MASK | IPC_GLB_REPLY_MASK); - u32 stream_id = msg_get_stream_id(header); - u32 stream_msg = msg_get_stream_type(header); - - stream = get_stream_by_id(hsw, stream_id); - if (stream == NULL) - return; - - switch (stream_msg) { - case IPC_STR_STAGE_MESSAGE: - case IPC_STR_NOTIFICATION: - break; - case IPC_STR_RESET: - trace_ipc_notification("stream reset", stream->reply.stream_hw_id); - break; - case IPC_STR_PAUSE: - stream->running = false; - trace_ipc_notification("stream paused", - stream->reply.stream_hw_id); - break; - case IPC_STR_RESUME: - stream->running = true; - trace_ipc_notification("stream running", - stream->reply.stream_hw_id); - break; - } -} - -static int hsw_process_reply(struct sst_hsw *hsw, u32 header) -{ - struct ipc_message *msg; - u32 reply = msg_get_global_reply(header); - - trace_ipc_reply("processing -->", header); - - msg = sst_ipc_reply_find_msg(&hsw->ipc, header); - if (msg == NULL) { - trace_ipc_error("error: can't find message header", header); - return -EIO; - } - - msg->rx.header = header; - /* first process the header */ - switch (reply) { - case IPC_GLB_REPLY_PENDING: - trace_ipc_pending_reply("received", header); - msg->pending = true; - hsw->ipc.pending = true; - return 1; - case IPC_GLB_REPLY_SUCCESS: - if (msg->pending) { - trace_ipc_pending_reply("completed", header); - sst_dsp_inbox_read(hsw->dsp, msg->rx.data, - msg->rx.size); - hsw->ipc.pending = false; - } else { - /* copy data from the DSP */ - sst_dsp_outbox_read(hsw->dsp, msg->rx.data, - msg->rx.size); - } - break; - /* these will be rare - but useful for debug */ - case IPC_GLB_REPLY_UNKNOWN_MESSAGE_TYPE: - trace_ipc_error("error: unknown message type", header); - msg->errno = -EBADMSG; - break; - case IPC_GLB_REPLY_OUT_OF_RESOURCES: - trace_ipc_error("error: out of resources", header); - msg->errno = -ENOMEM; - break; - case IPC_GLB_REPLY_BUSY: - trace_ipc_error("error: reply busy", header); - msg->errno = -EBUSY; - break; - case IPC_GLB_REPLY_FAILURE: - trace_ipc_error("error: reply failure", header); - msg->errno = -EINVAL; - break; - case IPC_GLB_REPLY_STAGE_UNINITIALIZED: - trace_ipc_error("error: stage uninitialized", header); - msg->errno = -EINVAL; - break; - case IPC_GLB_REPLY_NOT_FOUND: - trace_ipc_error("error: reply not found", header); - msg->errno = -EINVAL; - break; - case IPC_GLB_REPLY_SOURCE_NOT_STARTED: - trace_ipc_error("error: source not started", header); - msg->errno = -EINVAL; - break; - case IPC_GLB_REPLY_INVALID_REQUEST: - trace_ipc_error("error: invalid request", header); - msg->errno = -EINVAL; - break; - case IPC_GLB_REPLY_ERROR_INVALID_PARAM: - trace_ipc_error("error: invalid parameter", header); - msg->errno = -EINVAL; - break; - default: - trace_ipc_error("error: unknown reply", header); - msg->errno = -EINVAL; - break; - } - - /* update any stream states */ - if (msg_get_global_type(header) == IPC_GLB_STREAM_MESSAGE) - hsw_stream_update(hsw, msg); - - /* wake up and return the error if we have waiters on this message ? */ - list_del(&msg->list); - sst_ipc_tx_msg_reply_complete(&hsw->ipc, msg); - - return 1; -} - -static int hsw_module_message(struct sst_hsw *hsw, u32 header) -{ - u32 operation, module_id; - int handled = 0; - - operation = msg_get_module_operation(header); - module_id = msg_get_module_id(header); - dev_dbg(hsw->dev, "received module message header: 0x%8.8x\n", - header); - dev_dbg(hsw->dev, "operation: 0x%8.8x module_id: 0x%8.8x\n", - operation, module_id); - - switch (operation) { - case IPC_MODULE_NOTIFICATION: - dev_dbg(hsw->dev, "module notification received"); - handled = 1; - break; - default: - handled = hsw_process_reply(hsw, header); - break; - } - - return handled; -} - -static int hsw_stream_message(struct sst_hsw *hsw, u32 header) -{ - u32 stream_msg, stream_id; - struct sst_hsw_stream *stream; - int handled = 0; - - stream_msg = msg_get_stream_type(header); - stream_id = msg_get_stream_id(header); - - stream = get_stream_by_id(hsw, stream_id); - if (stream == NULL) - return handled; - - stream->header = header; - - switch (stream_msg) { - case IPC_STR_STAGE_MESSAGE: - dev_err(hsw->dev, "error: stage msg not implemented 0x%8.8x\n", - header); - break; - case IPC_STR_NOTIFICATION: - schedule_work(&stream->notify_work); - break; - default: - /* handle pending message complete request */ - handled = hsw_process_reply(hsw, header); - break; - } - - return handled; -} - -static int hsw_log_message(struct sst_hsw *hsw, u32 header) -{ - u32 operation = (header & IPC_LOG_OP_MASK) >> IPC_LOG_OP_SHIFT; - struct sst_hsw_log_stream *stream = &hsw->log_stream; - int ret = 1; - - if (operation != IPC_DEBUG_REQUEST_LOG_DUMP) { - dev_err(hsw->dev, - "error: log msg not implemented 0x%8.8x\n", header); - return 0; - } - - mutex_lock(&stream->rw_mutex); - stream->last_pos = stream->curr_pos; - sst_dsp_inbox_read( - hsw->dsp, &stream->curr_pos, sizeof(stream->curr_pos)); - mutex_unlock(&stream->rw_mutex); - - schedule_work(&stream->notify_work); - - return ret; -} - -static int hsw_process_notification(struct sst_hsw *hsw) -{ - struct sst_dsp *sst = hsw->dsp; - u32 type, header; - int handled = 1; - - header = sst_dsp_shim_read_unlocked(sst, SST_IPCD); - type = msg_get_global_type(header); - - trace_ipc_request("processing -->", header); - - /* FW Ready is a special case */ - if (!hsw->boot_complete && header & IPC_FW_READY) { - hsw_fw_ready(hsw, header); - return handled; - } - - switch (type) { - case IPC_GLB_GET_FW_VERSION: - case IPC_GLB_ALLOCATE_STREAM: - case IPC_GLB_FREE_STREAM: - case IPC_GLB_GET_FW_CAPABILITIES: - case IPC_GLB_REQUEST_DUMP: - case IPC_GLB_GET_DEVICE_FORMATS: - case IPC_GLB_SET_DEVICE_FORMATS: - case IPC_GLB_ENTER_DX_STATE: - case IPC_GLB_GET_MIXER_STREAM_INFO: - case IPC_GLB_MAX_IPC_MESSAGE_TYPE: - case IPC_GLB_RESTORE_CONTEXT: - case IPC_GLB_SHORT_REPLY: - dev_err(hsw->dev, "error: message type %d header 0x%x\n", - type, header); - break; - case IPC_GLB_STREAM_MESSAGE: - handled = hsw_stream_message(hsw, header); - break; - case IPC_GLB_DEBUG_LOG_MESSAGE: - handled = hsw_log_message(hsw, header); - break; - case IPC_GLB_MODULE_OPERATION: - handled = hsw_module_message(hsw, header); - break; - default: - dev_err(hsw->dev, "error: unexpected type %d hdr 0x%8.8x\n", - type, header); - break; - } - - return handled; -} - -static irqreturn_t hsw_irq_thread(int irq, void *context) -{ - struct sst_dsp *sst = (struct sst_dsp *) context; - struct sst_hsw *hsw = sst_dsp_get_thread_context(sst); - struct sst_generic_ipc *ipc = &hsw->ipc; - u32 ipcx, ipcd; - unsigned long flags; - - spin_lock_irqsave(&sst->spinlock, flags); - - ipcx = sst_dsp_ipc_msg_rx(hsw->dsp); - ipcd = sst_dsp_shim_read_unlocked(sst, SST_IPCD); - - /* reply message from DSP */ - if (ipcx & SST_IPCX_DONE) { - - /* Handle Immediate reply from DSP Core */ - hsw_process_reply(hsw, ipcx); - - /* clear DONE bit - tell DSP we have completed */ - sst_dsp_shim_update_bits_unlocked(sst, SST_IPCX, - SST_IPCX_DONE, 0); - - /* unmask Done interrupt */ - sst_dsp_shim_update_bits_unlocked(sst, SST_IMRX, - SST_IMRX_DONE, 0); - } - - /* new message from DSP */ - if (ipcd & SST_IPCD_BUSY) { - - /* Handle Notification and Delayed reply from DSP Core */ - hsw_process_notification(hsw); - - /* clear BUSY bit and set DONE bit - accept new messages */ - sst_dsp_shim_update_bits_unlocked(sst, SST_IPCD, - SST_IPCD_BUSY | SST_IPCD_DONE, SST_IPCD_DONE); - - /* unmask busy interrupt */ - sst_dsp_shim_update_bits_unlocked(sst, SST_IMRX, - SST_IMRX_BUSY, 0); - } - - spin_unlock_irqrestore(&sst->spinlock, flags); - - /* continue to send any remaining messages... */ - schedule_work(&ipc->kwork); - - return IRQ_HANDLED; -} - -int sst_hsw_fw_get_version(struct sst_hsw *hsw, - struct sst_hsw_ipc_fw_version *version) -{ - struct sst_ipc_message request = {0}, reply = {0}; - int ret; - - request.header = IPC_GLB_TYPE(IPC_GLB_GET_FW_VERSION); - reply.data = version; - reply.size = sizeof(*version); - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, &reply); - if (ret < 0) - dev_err(hsw->dev, "error: get version failed\n"); - - return ret; -} - -/* Mixer Controls */ -int sst_hsw_stream_get_volume(struct sst_hsw *hsw, struct sst_hsw_stream *stream, - u32 stage_id, u32 channel, u32 *volume) -{ - if (channel > 1) - return -EINVAL; - - sst_dsp_read(hsw->dsp, volume, - stream->reply.volume_register_address[channel], - sizeof(*volume)); - - return 0; -} - -/* stream volume */ -int sst_hsw_stream_set_volume(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, u32 stage_id, u32 channel, u32 volume) -{ - struct sst_hsw_ipc_volume_req *req; - struct sst_ipc_message request; - int ret; - - trace_ipc_request("set stream volume", stream->reply.stream_hw_id); - - if (channel >= 2 && channel != SST_HSW_CHANNELS_ALL) - return -EINVAL; - - request.header = IPC_GLB_TYPE(IPC_GLB_STREAM_MESSAGE) | - IPC_STR_TYPE(IPC_STR_STAGE_MESSAGE); - request.header |= (stream->reply.stream_hw_id << IPC_STR_ID_SHIFT); - request.header |= (IPC_STG_SET_VOLUME << IPC_STG_TYPE_SHIFT); - request.header |= (stage_id << IPC_STG_ID_SHIFT); - - req = &stream->vol_req; - req->target_volume = volume; - - /* set both at same time ? */ - if (channel == SST_HSW_CHANNELS_ALL) { - if (hsw->mute[0] && hsw->mute[1]) { - hsw->mute_volume[0] = hsw->mute_volume[1] = volume; - return 0; - } else if (hsw->mute[0]) - req->channel = 1; - else if (hsw->mute[1]) - req->channel = 0; - else - req->channel = SST_HSW_CHANNELS_ALL; - } else { - /* set only 1 channel */ - if (hsw->mute[channel]) { - hsw->mute_volume[channel] = volume; - return 0; - } - req->channel = channel; - } - - request.data = req; - request.size = sizeof(*req); - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - if (ret < 0) { - dev_err(hsw->dev, "error: set stream volume failed\n"); - return ret; - } - - return 0; -} - -int sst_hsw_mixer_get_volume(struct sst_hsw *hsw, u32 stage_id, u32 channel, - u32 *volume) -{ - if (channel > 1) - return -EINVAL; - - sst_dsp_read(hsw->dsp, volume, - hsw->mixer_info.volume_register_address[channel], - sizeof(*volume)); - - return 0; -} - -/* global mixer volume */ -int sst_hsw_mixer_set_volume(struct sst_hsw *hsw, u32 stage_id, u32 channel, - u32 volume) -{ - struct sst_hsw_ipc_volume_req req; - struct sst_ipc_message request; - int ret; - - trace_ipc_request("set mixer volume", volume); - - if (channel >= 2 && channel != SST_HSW_CHANNELS_ALL) - return -EINVAL; - - /* set both at same time ? */ - if (channel == SST_HSW_CHANNELS_ALL) { - if (hsw->mute[0] && hsw->mute[1]) { - hsw->mute_volume[0] = hsw->mute_volume[1] = volume; - return 0; - } else if (hsw->mute[0]) - req.channel = 1; - else if (hsw->mute[1]) - req.channel = 0; - else - req.channel = SST_HSW_CHANNELS_ALL; - } else { - /* set only 1 channel */ - if (hsw->mute[channel]) { - hsw->mute_volume[channel] = volume; - return 0; - } - req.channel = channel; - } - - request.header = IPC_GLB_TYPE(IPC_GLB_STREAM_MESSAGE) | - IPC_STR_TYPE(IPC_STR_STAGE_MESSAGE); - request.header |= (hsw->mixer_info.mixer_hw_id << IPC_STR_ID_SHIFT); - request.header |= (IPC_STG_SET_VOLUME << IPC_STG_TYPE_SHIFT); - request.header |= (stage_id << IPC_STG_ID_SHIFT); - - req.curve_duration = hsw->curve_duration; - req.curve_type = hsw->curve_type; - req.target_volume = volume; - - request.data = &req; - request.size = sizeof(req); - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - if (ret < 0) { - dev_err(hsw->dev, "error: set mixer volume failed\n"); - return ret; - } - - return 0; -} - -/* Stream API */ -struct sst_hsw_stream *sst_hsw_stream_new(struct sst_hsw *hsw, int id, - u32 (*notify_position)(struct sst_hsw_stream *stream, void *data), - void *data) -{ - struct sst_hsw_stream *stream; - struct sst_dsp *sst = hsw->dsp; - unsigned long flags; - - stream = kzalloc(sizeof(*stream), GFP_KERNEL); - if (stream == NULL) - return NULL; - - spin_lock_irqsave(&sst->spinlock, flags); - stream->reply.stream_hw_id = INVALID_STREAM_HW_ID; - list_add(&stream->node, &hsw->stream_list); - stream->notify_position = notify_position; - stream->pdata = data; - stream->hsw = hsw; - stream->host_id = id; - - /* work to process notification messages */ - INIT_WORK(&stream->notify_work, hsw_notification_work); - spin_unlock_irqrestore(&sst->spinlock, flags); - - return stream; -} - -int sst_hsw_stream_free(struct sst_hsw *hsw, struct sst_hsw_stream *stream) -{ - struct sst_ipc_message request; - int ret = 0; - struct sst_dsp *sst = hsw->dsp; - unsigned long flags; - - if (!stream) { - dev_warn(hsw->dev, "warning: stream is NULL, no stream to free, ignore it.\n"); - return 0; - } - - /* dont free DSP streams that are not commited */ - if (!stream->commited) - goto out; - - trace_ipc_request("stream free", stream->host_id); - - stream->free_req.stream_id = stream->reply.stream_hw_id; - request.header = IPC_GLB_TYPE(IPC_GLB_FREE_STREAM); - request.data = &stream->free_req; - request.size = sizeof(stream->free_req); - - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - if (ret < 0) { - dev_err(hsw->dev, "error: free stream %d failed\n", - stream->free_req.stream_id); - return -EAGAIN; - } - - trace_hsw_stream_free_req(stream, &stream->free_req); - -out: - cancel_work_sync(&stream->notify_work); - spin_lock_irqsave(&sst->spinlock, flags); - list_del(&stream->node); - kfree(stream); - spin_unlock_irqrestore(&sst->spinlock, flags); - - return ret; -} - -int sst_hsw_stream_set_bits(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, enum sst_hsw_bitdepth bits) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set bits\n"); - return -EINVAL; - } - - stream->request.format.bitdepth = bits; - return 0; -} - -int sst_hsw_stream_set_channels(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, int channels) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set channels\n"); - return -EINVAL; - } - - stream->request.format.ch_num = channels; - return 0; -} - -int sst_hsw_stream_set_rate(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, int rate) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set rate\n"); - return -EINVAL; - } - - stream->request.format.frequency = rate; - return 0; -} - -int sst_hsw_stream_set_map_config(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, u32 map, - enum sst_hsw_channel_config config) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set map\n"); - return -EINVAL; - } - - stream->request.format.map = map; - stream->request.format.config = config; - return 0; -} - -int sst_hsw_stream_set_style(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, enum sst_hsw_interleaving style) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set style\n"); - return -EINVAL; - } - - stream->request.format.style = style; - return 0; -} - -int sst_hsw_stream_set_valid(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, u32 bits) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set valid bits\n"); - return -EINVAL; - } - - stream->request.format.valid_bit = bits; - return 0; -} - -/* Stream Configuration */ -int sst_hsw_stream_format(struct sst_hsw *hsw, struct sst_hsw_stream *stream, - enum sst_hsw_stream_path_id path_id, - enum sst_hsw_stream_type stream_type, - enum sst_hsw_stream_format format_id) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set format\n"); - return -EINVAL; - } - - stream->request.path_id = path_id; - stream->request.stream_type = stream_type; - stream->request.format_id = format_id; - - trace_hsw_stream_alloc_request(stream, &stream->request); - - return 0; -} - -int sst_hsw_stream_buffer(struct sst_hsw *hsw, struct sst_hsw_stream *stream, - u32 ring_pt_address, u32 num_pages, - u32 ring_size, u32 ring_offset, u32 ring_first_pfn) -{ - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for buffer\n"); - return -EINVAL; - } - - stream->request.ringinfo.ring_pt_address = ring_pt_address; - stream->request.ringinfo.num_pages = num_pages; - stream->request.ringinfo.ring_size = ring_size; - stream->request.ringinfo.ring_offset = ring_offset; - stream->request.ringinfo.ring_first_pfn = ring_first_pfn; - - trace_hsw_stream_buffer(stream); - - return 0; -} - -int sst_hsw_stream_set_module_info(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, struct sst_module_runtime *runtime) -{ - struct sst_hsw_module_map *map = &stream->request.map; - struct sst_dsp *dsp = sst_hsw_get_dsp(hsw); - struct sst_module *module = runtime->module; - - if (stream->commited) { - dev_err(hsw->dev, "error: stream committed for set module\n"); - return -EINVAL; - } - - /* only support initial module atm */ - map->module_entries_count = 1; - map->module_entries[0].module_id = module->id; - map->module_entries[0].entry_point = module->entry; - - stream->request.persistent_mem.offset = - sst_dsp_get_offset(dsp, runtime->persistent_offset, SST_MEM_DRAM); - stream->request.persistent_mem.size = module->persistent_size; - - stream->request.scratch_mem.offset = - sst_dsp_get_offset(dsp, dsp->scratch_offset, SST_MEM_DRAM); - stream->request.scratch_mem.size = dsp->scratch_size; - - dev_dbg(hsw->dev, "module %d runtime %d using:\n", module->id, - runtime->id); - dev_dbg(hsw->dev, " persistent offset 0x%x bytes 0x%x\n", - stream->request.persistent_mem.offset, - stream->request.persistent_mem.size); - dev_dbg(hsw->dev, " scratch offset 0x%x bytes 0x%x\n", - stream->request.scratch_mem.offset, - stream->request.scratch_mem.size); - - return 0; -} - -int sst_hsw_stream_commit(struct sst_hsw *hsw, struct sst_hsw_stream *stream) -{ - struct sst_ipc_message request, reply = {0}; - int ret; - - if (!stream) { - dev_warn(hsw->dev, "warning: stream is NULL, no stream to commit, ignore it.\n"); - return 0; - } - - if (stream->commited) { - dev_warn(hsw->dev, "warning: stream is already committed, ignore it.\n"); - return 0; - } - - trace_ipc_request("stream alloc", stream->host_id); - - request.header = IPC_GLB_TYPE(IPC_GLB_ALLOCATE_STREAM); - request.data = &stream->request; - request.size = sizeof(stream->request); - reply.data = &stream->reply; - reply.size = sizeof(stream->reply); - - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, &reply); - if (ret < 0) { - dev_err(hsw->dev, "error: stream commit failed\n"); - return ret; - } - - stream->commited = true; - trace_hsw_stream_alloc_reply(stream); - - return 0; -} - -snd_pcm_uframes_t sst_hsw_stream_get_old_position(struct sst_hsw *hsw, - struct sst_hsw_stream *stream) -{ - return stream->old_position; -} - -void sst_hsw_stream_set_old_position(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, snd_pcm_uframes_t val) -{ - stream->old_position = val; -} - -bool sst_hsw_stream_get_silence_start(struct sst_hsw *hsw, - struct sst_hsw_stream *stream) -{ - return stream->play_silence; -} - -void sst_hsw_stream_set_silence_start(struct sst_hsw *hsw, - struct sst_hsw_stream *stream, bool val) -{ - stream->play_silence = val; -} - -/* Stream Information - these calls could be inline but we want the IPC - ABI to be opaque to client PCM drivers to cope with any future ABI changes */ -int sst_hsw_mixer_get_info(struct sst_hsw *hsw) -{ - struct sst_ipc_message request = {0}, reply = {0}; - int ret; - - request.header = IPC_GLB_TYPE(IPC_GLB_GET_MIXER_STREAM_INFO); - reply.data = &hsw->mixer_info; - reply.size = sizeof(hsw->mixer_info); - - trace_ipc_request("get global mixer info", 0); - - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, &reply); - if (ret < 0) { - dev_err(hsw->dev, "error: get stream info failed\n"); - return ret; - } - - trace_hsw_mixer_info_reply(&hsw->mixer_info); - - return 0; -} - -/* Send stream command */ -static int sst_hsw_stream_operations(struct sst_hsw *hsw, int type, - int stream_id, int wait) -{ - struct sst_ipc_message request = {0}; - - request.header = IPC_GLB_TYPE(IPC_GLB_STREAM_MESSAGE); - request.header |= IPC_STR_TYPE(type) | (stream_id << IPC_STR_ID_SHIFT); - - if (wait) - return sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - else - return sst_ipc_tx_message_nowait(&hsw->ipc, request); -} - -/* Stream ALSA trigger operations */ -int sst_hsw_stream_pause(struct sst_hsw *hsw, struct sst_hsw_stream *stream, - int wait) -{ - int ret; - - if (!stream) { - dev_warn(hsw->dev, "warning: stream is NULL, no stream to pause, ignore it.\n"); - return 0; - } - - trace_ipc_request("stream pause", stream->reply.stream_hw_id); - - ret = sst_hsw_stream_operations(hsw, IPC_STR_PAUSE, - stream->reply.stream_hw_id, wait); - if (ret < 0) - dev_err(hsw->dev, "error: failed to pause stream %d\n", - stream->reply.stream_hw_id); - - return ret; -} - -int sst_hsw_stream_resume(struct sst_hsw *hsw, struct sst_hsw_stream *stream, - int wait) -{ - int ret; - - if (!stream) { - dev_warn(hsw->dev, "warning: stream is NULL, no stream to resume, ignore it.\n"); - return 0; - } - - trace_ipc_request("stream resume", stream->reply.stream_hw_id); - - ret = sst_hsw_stream_operations(hsw, IPC_STR_RESUME, - stream->reply.stream_hw_id, wait); - if (ret < 0) - dev_err(hsw->dev, "error: failed to resume stream %d\n", - stream->reply.stream_hw_id); - - return ret; -} - -int sst_hsw_stream_reset(struct sst_hsw *hsw, struct sst_hsw_stream *stream) -{ - int ret, tries = 10; - - if (!stream) { - dev_warn(hsw->dev, "warning: stream is NULL, no stream to reset, ignore it.\n"); - return 0; - } - - /* dont reset streams that are not commited */ - if (!stream->commited) - return 0; - - /* wait for pause to complete before we reset the stream */ - while (stream->running && --tries) - msleep(1); - if (!tries) { - dev_err(hsw->dev, "error: reset stream %d still running\n", - stream->reply.stream_hw_id); - return -EINVAL; - } - - trace_ipc_request("stream reset", stream->reply.stream_hw_id); - - ret = sst_hsw_stream_operations(hsw, IPC_STR_RESET, - stream->reply.stream_hw_id, 1); - if (ret < 0) - dev_err(hsw->dev, "error: failed to reset stream %d\n", - stream->reply.stream_hw_id); - return ret; -} - -/* Stream pointer positions */ -u32 sst_hsw_get_dsp_position(struct sst_hsw *hsw, - struct sst_hsw_stream *stream) -{ - u32 rpos; - - sst_dsp_read(hsw->dsp, &rpos, - stream->reply.read_position_register_address, sizeof(rpos)); - - return rpos; -} - -/* Stream presentation (monotonic) positions */ -u64 sst_hsw_get_dsp_presentation_position(struct sst_hsw *hsw, - struct sst_hsw_stream *stream) -{ - u64 ppos; - - sst_dsp_read(hsw->dsp, &ppos, - stream->reply.presentation_position_register_address, - sizeof(ppos)); - - return ppos; -} - -/* physical BE config */ -int sst_hsw_device_set_config(struct sst_hsw *hsw, - enum sst_hsw_device_id dev, enum sst_hsw_device_mclk mclk, - enum sst_hsw_device_mode mode, u32 clock_divider) -{ - struct sst_ipc_message request; - struct sst_hsw_ipc_device_config_req config; - int ret; - - trace_ipc_request("set device config", dev); - - hsw->dx_dev = config.ssp_interface = dev; - hsw->dx_mclk = config.clock_frequency = mclk; - hsw->dx_mode = config.mode = mode; - hsw->dx_clock_divider = config.clock_divider = clock_divider; - if (mode == SST_HSW_DEVICE_TDM_CLOCK_MASTER) - config.channels = 4; - else - config.channels = 2; - - trace_hsw_device_config_req(&config); - - request.header = IPC_GLB_TYPE(IPC_GLB_SET_DEVICE_FORMATS); - request.data = &config; - request.size = sizeof(config); - - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - if (ret < 0) - dev_err(hsw->dev, "error: set device formats failed\n"); - - return ret; -} -EXPORT_SYMBOL_GPL(sst_hsw_device_set_config); - -/* DX Config */ -int sst_hsw_dx_set_state(struct sst_hsw *hsw, - enum sst_hsw_dx_state state, struct sst_hsw_ipc_dx_reply *dx) -{ - struct sst_ipc_message request, reply = {0}; - u32 state_; - int ret, item; - - state_ = state; - request.header = IPC_GLB_TYPE(IPC_GLB_ENTER_DX_STATE); - request.data = &state_; - request.size = sizeof(state_); - reply.data = dx; - reply.size = sizeof(*dx); - - trace_ipc_request("PM enter Dx state", state); - - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, &reply); - if (ret < 0) { - dev_err(hsw->dev, "ipc: error set dx state %d failed\n", state); - return ret; - } - - for (item = 0; item < dx->entries_no; item++) { - dev_dbg(hsw->dev, - "Item[%d] offset[%x] - size[%x] - source[%x]\n", - item, dx->mem_info[item].offset, - dx->mem_info[item].size, - dx->mem_info[item].source); - } - dev_dbg(hsw->dev, "ipc: got %d entry numbers for state %d\n", - dx->entries_no, state); - - return ret; -} - -struct sst_module_runtime *sst_hsw_runtime_module_create(struct sst_hsw *hsw, - int mod_id, int offset) -{ - struct sst_dsp *dsp = hsw->dsp; - struct sst_module *module; - struct sst_module_runtime *runtime; - int err; - - module = sst_module_get_from_id(dsp, mod_id); - if (module == NULL) { - dev_err(dsp->dev, "error: failed to get module %d for pcm\n", - mod_id); - return NULL; - } - - runtime = sst_module_runtime_new(module, mod_id, NULL); - if (runtime == NULL) { - dev_err(dsp->dev, "error: failed to create module %d runtime\n", - mod_id); - return NULL; - } - - err = sst_module_runtime_alloc_blocks(runtime, offset); - if (err < 0) { - dev_err(dsp->dev, "error: failed to alloc blocks for module %d runtime\n", - mod_id); - sst_module_runtime_free(runtime); - return NULL; - } - - dev_dbg(dsp->dev, "runtime id %d created for module %d\n", runtime->id, - mod_id); - return runtime; -} - -void sst_hsw_runtime_module_free(struct sst_module_runtime *runtime) -{ - sst_module_runtime_free_blocks(runtime); - sst_module_runtime_free(runtime); -} - -#ifdef CONFIG_PM -static int sst_hsw_dx_state_dump(struct sst_hsw *hsw) -{ - struct sst_dsp *sst = hsw->dsp; - u32 item, offset, size; - int ret = 0; - - trace_ipc_request("PM state dump. Items #", SST_HSW_MAX_DX_REGIONS); - - if (hsw->dx.entries_no > SST_HSW_MAX_DX_REGIONS) { - dev_err(hsw->dev, - "error: number of FW context regions greater than %d\n", - SST_HSW_MAX_DX_REGIONS); - memset(&hsw->dx, 0, sizeof(hsw->dx)); - return -EINVAL; - } - - ret = sst_dsp_dma_get_channel(sst, 0); - if (ret < 0) { - dev_err(hsw->dev, "error: cant allocate dma channel %d\n", ret); - return ret; - } - - /* set on-demond mode on engine 0 channel 3 */ - sst_dsp_shim_update_bits(sst, SST_HMDC, - SST_HMDC_HDDA_E0_ALLCH | SST_HMDC_HDDA_E1_ALLCH, - SST_HMDC_HDDA_E0_ALLCH | SST_HMDC_HDDA_E1_ALLCH); - - for (item = 0; item < hsw->dx.entries_no; item++) { - if (hsw->dx.mem_info[item].source == SST_HSW_DX_TYPE_MEMORY_DUMP - && hsw->dx.mem_info[item].offset > DSP_DRAM_ADDR_OFFSET - && hsw->dx.mem_info[item].offset < - DSP_DRAM_ADDR_OFFSET + SST_HSW_DX_CONTEXT_SIZE) { - - offset = hsw->dx.mem_info[item].offset - - DSP_DRAM_ADDR_OFFSET; - size = (hsw->dx.mem_info[item].size + 3) & (~3); - - ret = sst_dsp_dma_copyfrom(sst, hsw->dx_context_paddr + offset, - sst->addr.lpe_base + offset, size); - if (ret < 0) { - dev_err(hsw->dev, - "error: FW context dump failed\n"); - memset(&hsw->dx, 0, sizeof(hsw->dx)); - goto out; - } - } - } - -out: - sst_dsp_dma_put_channel(sst); - return ret; -} - -static int sst_hsw_dx_state_restore(struct sst_hsw *hsw) -{ - struct sst_dsp *sst = hsw->dsp; - u32 item, offset, size; - int ret; - - for (item = 0; item < hsw->dx.entries_no; item++) { - if (hsw->dx.mem_info[item].source == SST_HSW_DX_TYPE_MEMORY_DUMP - && hsw->dx.mem_info[item].offset > DSP_DRAM_ADDR_OFFSET - && hsw->dx.mem_info[item].offset < - DSP_DRAM_ADDR_OFFSET + SST_HSW_DX_CONTEXT_SIZE) { - - offset = hsw->dx.mem_info[item].offset - - DSP_DRAM_ADDR_OFFSET; - size = (hsw->dx.mem_info[item].size + 3) & (~3); - - ret = sst_dsp_dma_copyto(sst, sst->addr.lpe_base + offset, - hsw->dx_context_paddr + offset, size); - if (ret < 0) { - dev_err(hsw->dev, - "error: FW context restore failed\n"); - return ret; - } - } - } - - return 0; -} - -int sst_hsw_dsp_load(struct sst_hsw *hsw) -{ - struct sst_dsp *dsp = hsw->dsp; - struct sst_fw *sst_fw, *t; - int ret; - - dev_dbg(hsw->dev, "loading audio DSP...."); - - ret = sst_dsp_wake(dsp); - if (ret < 0) { - dev_err(hsw->dev, "error: failed to wake audio DSP\n"); - return -ENODEV; - } - - ret = sst_dsp_dma_get_channel(dsp, 0); - if (ret < 0) { - dev_err(hsw->dev, "error: cant allocate dma channel %d\n", ret); - return ret; - } - - list_for_each_entry_safe_reverse(sst_fw, t, &dsp->fw_list, list) { - ret = sst_fw_reload(sst_fw); - if (ret < 0) { - dev_err(hsw->dev, "error: SST FW reload failed\n"); - sst_dsp_dma_put_channel(dsp); - return -ENOMEM; - } - } - ret = sst_block_alloc_scratch(hsw->dsp); - if (ret < 0) - return -EINVAL; - - sst_dsp_dma_put_channel(dsp); - return 0; -} - -static int sst_hsw_dsp_restore(struct sst_hsw *hsw) -{ - struct sst_dsp *dsp = hsw->dsp; - int ret; - - dev_dbg(hsw->dev, "restoring audio DSP...."); - - ret = sst_dsp_dma_get_channel(dsp, 0); - if (ret < 0) { - dev_err(hsw->dev, "error: cant allocate dma channel %d\n", ret); - return ret; - } - - ret = sst_hsw_dx_state_restore(hsw); - if (ret < 0) { - dev_err(hsw->dev, "error: SST FW context restore failed\n"); - sst_dsp_dma_put_channel(dsp); - return -ENOMEM; - } - sst_dsp_dma_put_channel(dsp); - - /* wait for DSP boot completion */ - sst_dsp_boot(dsp); - - return ret; -} - -int sst_hsw_dsp_runtime_suspend(struct sst_hsw *hsw) -{ - int ret; - - dev_dbg(hsw->dev, "audio dsp runtime suspend\n"); - - ret = sst_hsw_dx_set_state(hsw, SST_HSW_DX_STATE_D3, &hsw->dx); - if (ret < 0) - return ret; - - sst_dsp_stall(hsw->dsp); - - ret = sst_hsw_dx_state_dump(hsw); - if (ret < 0) - return ret; - - sst_ipc_drop_all(&hsw->ipc); - - return 0; -} - -int sst_hsw_dsp_runtime_sleep(struct sst_hsw *hsw) -{ - struct sst_fw *sst_fw, *t; - struct sst_dsp *dsp = hsw->dsp; - - list_for_each_entry_safe(sst_fw, t, &dsp->fw_list, list) { - sst_fw_unload(sst_fw); - } - sst_block_free_scratch(dsp); - - hsw->boot_complete = false; - - sst_dsp_sleep(dsp); - - return 0; -} - -int sst_hsw_dsp_runtime_resume(struct sst_hsw *hsw) -{ - struct device *dev = hsw->dev; - int ret; - - dev_dbg(dev, "audio dsp runtime resume\n"); - - if (hsw->boot_complete) - return 1; /* tell caller no action is required */ - - ret = sst_hsw_dsp_restore(hsw); - if (ret < 0) - dev_err(dev, "error: audio DSP boot failure\n"); - - sst_hsw_init_module_state(hsw); - - ret = wait_event_timeout(hsw->boot_wait, hsw->boot_complete, - msecs_to_jiffies(IPC_BOOT_MSECS)); - if (ret == 0) { - dev_err(hsw->dev, "error: audio DSP boot timeout IPCD 0x%x IPCX 0x%x\n", - sst_dsp_shim_read_unlocked(hsw->dsp, SST_IPCD), - sst_dsp_shim_read_unlocked(hsw->dsp, SST_IPCX)); - return -EIO; - } - - /* Set ADSP SSP port settings - sadly the FW does not store SSP port - settings as part of the PM context. */ - ret = sst_hsw_device_set_config(hsw, hsw->dx_dev, hsw->dx_mclk, - hsw->dx_mode, hsw->dx_clock_divider); - if (ret < 0) - dev_err(dev, "error: SSP re-initialization failed\n"); - - return ret; -} -#endif - -struct sst_dsp *sst_hsw_get_dsp(struct sst_hsw *hsw) -{ - return hsw->dsp; -} - -void sst_hsw_init_module_state(struct sst_hsw *hsw) -{ - struct sst_module *module; - enum sst_hsw_module_id id; - - /* the base fw contains several modules */ - for (id = SST_HSW_MODULE_BASE_FW; id < SST_HSW_MAX_MODULE_ID; id++) { - module = sst_module_get_from_id(hsw->dsp, id); - if (module) { - /* module waves is active only after being enabled */ - if (id == SST_HSW_MODULE_WAVES) - module->state = SST_MODULE_STATE_INITIALIZED; - else - module->state = SST_MODULE_STATE_ACTIVE; - } - } -} - -bool sst_hsw_is_module_loaded(struct sst_hsw *hsw, u32 module_id) -{ - struct sst_module *module; - - module = sst_module_get_from_id(hsw->dsp, module_id); - if (module == NULL || module->state == SST_MODULE_STATE_UNLOADED) - return false; - else - return true; -} - -bool sst_hsw_is_module_active(struct sst_hsw *hsw, u32 module_id) -{ - struct sst_module *module; - - module = sst_module_get_from_id(hsw->dsp, module_id); - if (module != NULL && module->state == SST_MODULE_STATE_ACTIVE) - return true; - else - return false; -} - -void sst_hsw_set_module_enabled_rtd3(struct sst_hsw *hsw, u32 module_id) -{ - hsw->enabled_modules_rtd3 |= (1 << module_id); -} - -void sst_hsw_set_module_disabled_rtd3(struct sst_hsw *hsw, u32 module_id) -{ - hsw->enabled_modules_rtd3 &= ~(1 << module_id); -} - -bool sst_hsw_is_module_enabled_rtd3(struct sst_hsw *hsw, u32 module_id) -{ - return hsw->enabled_modules_rtd3 & (1 << module_id); -} - -void sst_hsw_reset_param_buf(struct sst_hsw *hsw) -{ - hsw->param_idx_w = 0; - hsw->param_idx_r = 0; - memset((void *)hsw->param_buf, 0, sizeof(hsw->param_buf)); -} - -int sst_hsw_store_param_line(struct sst_hsw *hsw, u8 *buf) -{ - /* save line to the first available position of param buffer */ - if (hsw->param_idx_w > WAVES_PARAM_LINES - 1) { - dev_warn(hsw->dev, "warning: param buffer overflow!\n"); - return -EPERM; - } - memcpy(hsw->param_buf[hsw->param_idx_w], buf, WAVES_PARAM_COUNT); - hsw->param_idx_w++; - return 0; -} - -int sst_hsw_load_param_line(struct sst_hsw *hsw, u8 *buf) -{ - u8 id = 0; - - /* read the first matching line from param buffer */ - while (hsw->param_idx_r < WAVES_PARAM_LINES) { - id = hsw->param_buf[hsw->param_idx_r][0]; - hsw->param_idx_r++; - if (buf[0] == id) { - memcpy(buf, hsw->param_buf[hsw->param_idx_r], - WAVES_PARAM_COUNT); - break; - } - } - if (hsw->param_idx_r > WAVES_PARAM_LINES - 1) { - dev_dbg(hsw->dev, "end of buffer, roll to the beginning\n"); - hsw->param_idx_r = 0; - return 0; - } - return 0; -} - -int sst_hsw_launch_param_buf(struct sst_hsw *hsw) -{ - int ret, idx; - - if (!sst_hsw_is_module_active(hsw, SST_HSW_MODULE_WAVES)) { - dev_dbg(hsw->dev, "module waves is not active\n"); - return 0; - } - - /* put all param lines to DSP through ipc */ - for (idx = 0; idx < hsw->param_idx_w; idx++) { - ret = sst_hsw_module_set_param(hsw, - SST_HSW_MODULE_WAVES, 0, hsw->param_buf[idx][0], - WAVES_PARAM_COUNT, hsw->param_buf[idx]); - if (ret < 0) - return ret; - } - return 0; -} - -int sst_hsw_module_load(struct sst_hsw *hsw, - u32 module_id, u32 instance_id, char *name) -{ - int ret = 0; - const struct firmware *fw = NULL; - struct sst_fw *hsw_sst_fw; - struct sst_module *module; - struct device *dev = hsw->dev; - struct sst_dsp *dsp = hsw->dsp; - - dev_dbg(dev, "sst_hsw_module_load id=%d, name='%s'", module_id, name); - - module = sst_module_get_from_id(dsp, module_id); - if (module == NULL) { - /* loading for the first time */ - if (module_id == SST_HSW_MODULE_BASE_FW) { - /* for base module: use fw requested in acpi probe */ - fw = dsp->pdata->fw; - if (!fw) { - dev_err(dev, "request Base fw failed\n"); - return -ENODEV; - } - } else { - /* try and load any other optional modules if they are - * available. Use dev_info instead of dev_err in case - * request firmware failed */ - ret = request_firmware(&fw, name, dev); - if (ret) { - dev_info(dev, "fw image %s not available(%d)\n", - name, ret); - return ret; - } - } - hsw_sst_fw = sst_fw_new(dsp, fw, hsw); - if (hsw_sst_fw == NULL) { - dev_err(dev, "error: failed to load firmware\n"); - ret = -ENOMEM; - goto out; - } - module = sst_module_get_from_id(dsp, module_id); - if (module == NULL) { - dev_err(dev, "error: no module %d in firmware %s\n", - module_id, name); - } - } else - dev_info(dev, "module %d (%s) already loaded\n", - module_id, name); -out: - /* release fw, but base fw should be released by acpi driver */ - if (fw && module_id != SST_HSW_MODULE_BASE_FW) - release_firmware(fw); - - return ret; -} - -int sst_hsw_module_enable(struct sst_hsw *hsw, - u32 module_id, u32 instance_id) -{ - int ret; - struct sst_ipc_message request; - struct sst_hsw_ipc_module_config config; - struct sst_module *module; - struct sst_module_runtime *runtime; - struct device *dev = hsw->dev; - struct sst_dsp *dsp = hsw->dsp; - - if (!sst_hsw_is_module_loaded(hsw, module_id)) { - dev_dbg(dev, "module %d not loaded\n", module_id); - return 0; - } - - if (sst_hsw_is_module_active(hsw, module_id)) { - dev_info(dev, "module %d already enabled\n", module_id); - return 0; - } - - module = sst_module_get_from_id(dsp, module_id); - if (module == NULL) { - dev_err(dev, "module %d not valid\n", module_id); - return -ENXIO; - } - - runtime = sst_module_runtime_get_from_id(module, module_id); - if (runtime == NULL) { - dev_err(dev, "runtime %d not valid", module_id); - return -ENXIO; - } - - request.header = IPC_GLB_TYPE(IPC_GLB_MODULE_OPERATION) | - IPC_MODULE_OPERATION(IPC_MODULE_ENABLE) | - IPC_MODULE_ID(module_id); - dev_dbg(dev, "module enable header: %x\n", (u32)request.header); - - config.map.module_entries_count = 1; - config.map.module_entries[0].module_id = module->id; - config.map.module_entries[0].entry_point = module->entry; - - config.persistent_mem.offset = - sst_dsp_get_offset(dsp, - runtime->persistent_offset, SST_MEM_DRAM); - config.persistent_mem.size = module->persistent_size; - - config.scratch_mem.offset = - sst_dsp_get_offset(dsp, - dsp->scratch_offset, SST_MEM_DRAM); - config.scratch_mem.size = module->scratch_size; - dev_dbg(dev, "mod %d enable p:%d @ %x, s:%d @ %x, ep: %x", - config.map.module_entries[0].module_id, - config.persistent_mem.size, - config.persistent_mem.offset, - config.scratch_mem.size, config.scratch_mem.offset, - config.map.module_entries[0].entry_point); - - request.data = &config; - request.size = sizeof(config); - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - if (ret < 0) - dev_err(dev, "ipc: module enable failed - %d\n", ret); - else - module->state = SST_MODULE_STATE_ACTIVE; - - return ret; -} - -int sst_hsw_module_disable(struct sst_hsw *hsw, - u32 module_id, u32 instance_id) -{ - int ret; - struct sst_ipc_message request = {0}; - struct sst_module *module; - struct device *dev = hsw->dev; - struct sst_dsp *dsp = hsw->dsp; - - if (!sst_hsw_is_module_loaded(hsw, module_id)) { - dev_dbg(dev, "module %d not loaded\n", module_id); - return 0; - } - - if (!sst_hsw_is_module_active(hsw, module_id)) { - dev_info(dev, "module %d already disabled\n", module_id); - return 0; - } - - module = sst_module_get_from_id(dsp, module_id); - if (module == NULL) { - dev_err(dev, "module %d not valid\n", module_id); - return -ENXIO; - } - - request.header = IPC_GLB_TYPE(IPC_GLB_MODULE_OPERATION) | - IPC_MODULE_OPERATION(IPC_MODULE_DISABLE) | - IPC_MODULE_ID(module_id); - - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - if (ret < 0) - dev_err(dev, "module disable failed - %d\n", ret); - else - module->state = SST_MODULE_STATE_INITIALIZED; - - return ret; -} - -int sst_hsw_module_set_param(struct sst_hsw *hsw, - u32 module_id, u32 instance_id, u32 parameter_id, - u32 param_size, char *param) -{ - int ret; - struct sst_ipc_message request = {0}; - u32 payload_size = 0; - struct sst_hsw_transfer_parameter *parameter; - struct device *dev = hsw->dev; - - request.header = IPC_GLB_TYPE(IPC_GLB_MODULE_OPERATION) | - IPC_MODULE_OPERATION(IPC_MODULE_SET_PARAMETER) | - IPC_MODULE_ID(module_id); - dev_dbg(dev, "sst_hsw_module_set_param header=%x\n", - (u32)request.header); - - payload_size = param_size + - sizeof(struct sst_hsw_transfer_parameter) - - sizeof(struct sst_hsw_transfer_list); - dev_dbg(dev, "parameter size : %d\n", param_size); - dev_dbg(dev, "payload size : %d\n", payload_size); - - if (payload_size <= SST_HSW_IPC_MAX_SHORT_PARAMETER_SIZE) { - /* short parameter, mailbox can contain data */ - dev_dbg(dev, "transfer parameter size : %zu\n", - request.size); - - request.size = ALIGN(payload_size, 4); - dev_dbg(dev, "transfer parameter aligned size : %zu\n", - request.size); - - parameter = kzalloc(request.size, GFP_KERNEL); - if (parameter == NULL) - return -ENOMEM; - - memcpy(parameter->data, param, param_size); - } else { - dev_warn(dev, "transfer parameter size too large!"); - return 0; - } - - parameter->parameter_id = parameter_id; - parameter->data_size = param_size; - request.data = parameter; - - ret = sst_ipc_tx_message_wait(&hsw->ipc, request, NULL); - if (ret < 0) - dev_err(dev, "ipc: module set parameter failed - %d\n", ret); - - kfree(parameter); - - return ret; -} - -static struct sst_dsp_device hsw_dev = { - .thread = hsw_irq_thread, - .ops = &haswell_ops, -}; - -static void hsw_tx_msg(struct sst_generic_ipc *ipc, struct ipc_message *msg) -{ - /* send the message */ - sst_dsp_outbox_write(ipc->dsp, msg->tx.data, msg->tx.size); - sst_dsp_ipc_msg_tx(ipc->dsp, msg->tx.header); -} - -static void hsw_shim_dbg(struct sst_generic_ipc *ipc, const char *text) -{ - struct sst_dsp *sst = ipc->dsp; - u32 isr, ipcd, imrx, ipcx; - - ipcx = sst_dsp_shim_read_unlocked(sst, SST_IPCX); - isr = sst_dsp_shim_read_unlocked(sst, SST_ISRX); - ipcd = sst_dsp_shim_read_unlocked(sst, SST_IPCD); - imrx = sst_dsp_shim_read_unlocked(sst, SST_IMRX); - - dev_err(ipc->dev, - "ipc: --%s-- ipcx 0x%8.8x isr 0x%8.8x ipcd 0x%8.8x imrx 0x%8.8x\n", - text, ipcx, isr, ipcd, imrx); -} - -static void hsw_tx_data_copy(struct ipc_message *msg, char *tx_data, - size_t tx_size) -{ - memcpy(msg->tx.data, tx_data, tx_size); -} - -static u64 hsw_reply_msg_match(u64 header, u64 *mask) -{ - /* clear reply bits & status bits */ - header &= ~(IPC_STATUS_MASK | IPC_GLB_REPLY_MASK); - *mask = (u64)-1; - - return header; -} - -static bool hsw_is_dsp_busy(struct sst_dsp *dsp) -{ - u64 ipcx; - - ipcx = sst_dsp_shim_read_unlocked(dsp, SST_IPCX); - return (ipcx & (SST_IPCX_BUSY | SST_IPCX_DONE)); -} - -int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata) -{ - struct sst_hsw_ipc_fw_version version; - struct sst_hsw *hsw; - struct sst_generic_ipc *ipc; - int ret; - - dev_dbg(dev, "initialising Audio DSP IPC\n"); - - hsw = devm_kzalloc(dev, sizeof(*hsw), GFP_KERNEL); - if (hsw == NULL) - return -ENOMEM; - - hsw->dev = dev; - - ipc = &hsw->ipc; - ipc->dev = dev; - ipc->ops.tx_msg = hsw_tx_msg; - ipc->ops.shim_dbg = hsw_shim_dbg; - ipc->ops.tx_data_copy = hsw_tx_data_copy; - ipc->ops.reply_msg_match = hsw_reply_msg_match; - ipc->ops.is_dsp_busy = hsw_is_dsp_busy; - - ipc->tx_data_max_size = IPC_MAX_MAILBOX_BYTES; - ipc->rx_data_max_size = IPC_MAX_MAILBOX_BYTES; - - ret = sst_ipc_init(ipc); - if (ret != 0) - goto ipc_init_err; - - INIT_LIST_HEAD(&hsw->stream_list); - init_waitqueue_head(&hsw->boot_wait); - hsw_dev.thread_context = hsw; - - /* init SST shim */ - hsw->dsp = sst_dsp_new(dev, &hsw_dev, pdata); - if (hsw->dsp == NULL) { - ret = -ENODEV; - goto dsp_new_err; - } - - ipc->dsp = hsw->dsp; - - /* allocate DMA buffer for context storage */ - hsw->dx_context = dma_alloc_coherent(hsw->dsp->dma_dev, - SST_HSW_DX_CONTEXT_SIZE, &hsw->dx_context_paddr, GFP_KERNEL); - if (hsw->dx_context == NULL) { - ret = -ENOMEM; - goto dma_err; - } - - /* keep the DSP in reset state for base FW loading */ - sst_dsp_reset(hsw->dsp); - - /* load base module and other modules in base firmware image */ - ret = sst_hsw_module_load(hsw, SST_HSW_MODULE_BASE_FW, 0, "Base"); - if (ret < 0) - goto fw_err; - - /* try to load module waves */ - sst_hsw_module_load(hsw, SST_HSW_MODULE_WAVES, 0, "intel/IntcPP01.bin"); - - /* allocate scratch mem regions */ - ret = sst_block_alloc_scratch(hsw->dsp); - if (ret < 0) - goto boot_err; - - /* init param buffer */ - sst_hsw_reset_param_buf(hsw); - - /* wait for DSP boot completion */ - sst_dsp_boot(hsw->dsp); - ret = wait_event_timeout(hsw->boot_wait, hsw->boot_complete, - msecs_to_jiffies(IPC_BOOT_MSECS)); - if (ret == 0) { - ret = -EIO; - dev_err(hsw->dev, "error: audio DSP boot timeout IPCD 0x%x IPCX 0x%x\n", - sst_dsp_shim_read_unlocked(hsw->dsp, SST_IPCD), - sst_dsp_shim_read_unlocked(hsw->dsp, SST_IPCX)); - goto boot_err; - } - - /* init module state after boot */ - sst_hsw_init_module_state(hsw); - - /* get the FW version */ - sst_hsw_fw_get_version(hsw, &version); - - /* get the globalmixer */ - ret = sst_hsw_mixer_get_info(hsw); - if (ret < 0) { - dev_err(hsw->dev, "error: failed to get stream info\n"); - goto boot_err; - } - - pdata->dsp = hsw; - return 0; - -boot_err: - sst_dsp_reset(hsw->dsp); - sst_fw_free_all(hsw->dsp); -fw_err: - dma_free_coherent(hsw->dsp->dma_dev, SST_HSW_DX_CONTEXT_SIZE, - hsw->dx_context, hsw->dx_context_paddr); -dma_err: - sst_dsp_free(hsw->dsp); -dsp_new_err: - sst_ipc_fini(ipc); -ipc_init_err: - return ret; -} -EXPORT_SYMBOL_GPL(sst_hsw_dsp_init); - -void sst_hsw_dsp_free(struct device *dev, struct sst_pdata *pdata) -{ - struct sst_hsw *hsw = pdata->dsp; - - sst_dsp_reset(hsw->dsp); - sst_fw_free_all(hsw->dsp); - dma_free_coherent(hsw->dsp->dma_dev, SST_HSW_DX_CONTEXT_SIZE, - hsw->dx_context, hsw->dx_context_paddr); - sst_dsp_free(hsw->dsp); - sst_ipc_fini(&hsw->ipc); -} -EXPORT_SYMBOL_GPL(sst_hsw_dsp_free); |