[alsa-devel] [PATCH 3/8] ASoC: Intel: add function to enable/disable sound effect module waves
han.lu at intel.com
han.lu at intel.com
Mon Mar 2 08:36:13 CET 2015
From: "Lu, Han" <han.lu at intel.com>
Signed-off-by: Lu, Han <han.lu at intel.com>
diff --git a/sound/soc/intel/sst-haswell-ipc.c b/sound/soc/intel/sst-haswell-ipc.c
index 711439e..2c15da2 100644
--- a/sound/soc/intel/sst-haswell-ipc.c
+++ b/sound/soc/intel/sst-haswell-ipc.c
@@ -79,6 +79,15 @@
#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
@@ -115,6 +124,7 @@ enum ipc_glb_type {
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 */
};
@@ -133,6 +143,16 @@ enum ipc_glb_reply {
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,
@@ -352,6 +372,16 @@ 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) {
@@ -795,6 +825,31 @@ static int hsw_process_reply(struct sst_hsw *hsw, u32 header)
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_info(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, stage_type;
@@ -890,6 +945,9 @@ static int hsw_process_notification(struct sst_hsw *hsw)
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);
@@ -1917,6 +1975,17 @@ bool sst_hsw_is_module_loaded(struct sst_hsw *hsw, u32 module_id)
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;
+}
+
int sst_hsw_module_load(struct sst_hsw *hsw,
u32 module_id, u32 instance_id, char *name)
{
@@ -1973,6 +2042,115 @@ out:
return ret;
}
+int sst_hsw_module_enable(struct sst_hsw *hsw,
+ u32 module_id, u32 instance_id)
+{
+ int ret;
+ u32 header = 0;
+ 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;
+ }
+
+ 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", 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);
+
+ ret = ipc_tx_message_wait(hsw, header,
+ &config, sizeof(config), NULL, 0);
+ if (ret < 0)
+ dev_err(dev, "ipc: module enable failed - %d\n", ret);
+ else {
+ dev_info(dev, "ipc: module enable success\n");
+ 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;
+ u32 header;
+ 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;
+ }
+
+ header = IPC_GLB_TYPE(IPC_GLB_MODULE_OPERATION) |
+ IPC_MODULE_OPERATION(IPC_MODULE_DISABLE) |
+ IPC_MODULE_ID(module_id);
+
+ ret = ipc_tx_message_wait(hsw, header, NULL, 0, NULL, 0);
+ if (ret < 0)
+ dev_err(dev, "module disable failed - %d\n", ret);
+ else {
+ dev_info(dev, "module %d is now disabled\n", module_id);
+ module->state = SST_MODULE_STATE_INITIALIZED;
+ }
+ return ret;
+}
+
static struct sst_dsp_device hsw_dev = {
.thread = hsw_irq_thread,
.ops = &haswell_ops,
diff --git a/sound/soc/intel/sst-haswell-ipc.h b/sound/soc/intel/sst-haswell-ipc.h
index 208724b..30c65b2 100644
--- a/sound/soc/intel/sst-haswell-ipc.h
+++ b/sound/soc/intel/sst-haswell-ipc.h
@@ -215,6 +215,12 @@ struct sst_hsw_fx_enable {
struct sst_hsw_memory_info persistent_mem;
} __attribute__((packed));
+struct sst_hsw_ipc_module_config {
+ struct sst_hsw_module_map map;
+ struct sst_hsw_memory_info persistent_mem;
+ struct sst_hsw_memory_info scratch_mem;
+} __attribute__((packed));
+
struct sst_hsw_get_fx_param {
u32 parameter_id;
u32 param_size;
@@ -470,9 +476,14 @@ struct sst_dsp *sst_hsw_get_dsp(struct sst_hsw *hsw);
/* fw module function */
void sst_hsw_init_module_state(struct sst_hsw *hsw);
bool sst_hsw_is_module_loaded(struct sst_hsw *hsw, u32 module_id);
+bool sst_hsw_is_module_active(struct sst_hsw *hsw, u32 module_id);
int sst_hsw_module_load(struct sst_hsw *hsw,
u32 module_id, u32 instance_id, char *name);
+int sst_hsw_module_enable(struct sst_hsw *hsw,
+ u32 module_id, u32 instance_id);
+int sst_hsw_module_disable(struct sst_hsw *hsw,
+ u32 module_id, u32 instance_id);
/* runtime module management */
struct sst_module_runtime *sst_hsw_runtime_module_create(struct sst_hsw *hsw,
--
1.9.1
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