summaryrefslogtreecommitdiff
path: root/sound/soc/intel/skylake
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/intel/skylake')
-rw-r--r--sound/soc/intel/skylake/skl-sst-ipc.c43
-rw-r--r--sound/soc/intel/skylake/skl-sst-ipc.h10
2 files changed, 52 insertions, 1 deletions
diff --git a/sound/soc/intel/skylake/skl-sst-ipc.c b/sound/soc/intel/skylake/skl-sst-ipc.c
index 797cf4053235..087b8d6e7186 100644
--- a/sound/soc/intel/skylake/skl-sst-ipc.c
+++ b/sound/soc/intel/skylake/skl-sst-ipc.c
@@ -172,6 +172,17 @@
<< IPC_INITIAL_BLOCK_SHIFT)
#define IPC_INITIAL_BLOCK_CLEAR ~(IPC_INITIAL_BLOCK_MASK \
<< IPC_INITIAL_BLOCK_SHIFT)
+/* Set D0ix IPC extension register */
+#define IPC_D0IX_WAKE_SHIFT 0
+#define IPC_D0IX_WAKE_MASK 0x1
+#define IPC_D0IX_WAKE(x) (((x) & IPC_D0IX_WAKE_MASK) \
+ << IPC_D0IX_WAKE_SHIFT)
+
+#define IPC_D0IX_STREAMING_SHIFT 1
+#define IPC_D0IX_STREAMING_MASK 0x1
+#define IPC_D0IX_STREAMING(x) (((x) & IPC_D0IX_STREAMING_MASK) \
+ << IPC_D0IX_STREAMING_SHIFT)
+
enum skl_ipc_msg_target {
IPC_FW_GEN_MSG = 0,
@@ -258,7 +269,8 @@ enum skl_ipc_module_msg {
IPC_MOD_LARGE_CONFIG_SET = 4,
IPC_MOD_BIND = 5,
IPC_MOD_UNBIND = 6,
- IPC_MOD_SET_DX = 7
+ IPC_MOD_SET_DX = 7,
+ IPC_MOD_SET_D0IX = 8
};
static void skl_ipc_tx_data_copy(struct ipc_message *msg, char *tx_data,
@@ -931,3 +943,32 @@ int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
return ret;
}
EXPORT_SYMBOL_GPL(skl_sst_ipc_load_library);
+
+int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc, struct skl_ipc_d0ix_msg *msg)
+{
+ struct skl_ipc_header header = {0};
+ u64 *ipc_header = (u64 *)(&header);
+ int ret;
+
+ header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
+ header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
+ header.primary |= IPC_GLB_TYPE(IPC_MOD_SET_D0IX);
+ header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
+ header.primary |= IPC_MOD_ID(msg->module_id);
+
+ header.extension = IPC_D0IX_WAKE(msg->wake);
+ header.extension |= IPC_D0IX_STREAMING(msg->streaming);
+
+ dev_dbg(ipc->dev, "In %s primary=%x ext=%x\n", __func__,
+ header.primary, header.extension);
+
+ /*
+ * Use the nopm IPC here as we dont want it checking for D0iX
+ */
+ ret = sst_ipc_tx_message_nopm(ipc, *ipc_header, NULL, 0, NULL, 0);
+ if (ret < 0)
+ dev_err(ipc->dev, "ipc: set d0ix failed, err %d\n", ret);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(skl_ipc_set_d0ix);
diff --git a/sound/soc/intel/skylake/skl-sst-ipc.h b/sound/soc/intel/skylake/skl-sst-ipc.h
index 0334ed4af031..1ae265d8ee08 100644
--- a/sound/soc/intel/skylake/skl-sst-ipc.h
+++ b/sound/soc/intel/skylake/skl-sst-ipc.h
@@ -111,6 +111,13 @@ struct skl_ipc_large_config_msg {
u32 param_data_size;
};
+struct skl_ipc_d0ix_msg {
+ u32 module_id;
+ u32 instance_id;
+ u8 streaming;
+ u8 wake;
+};
+
#define SKL_IPC_BOOT_MSECS 3000
#define SKL_IPC_D3_MASK 0
@@ -155,6 +162,9 @@ int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
u8 dma_id, u8 table_id);
+int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc,
+ struct skl_ipc_d0ix_msg *msg);
+
void skl_ipc_int_enable(struct sst_dsp *dsp);
void skl_ipc_op_int_enable(struct sst_dsp *ctx);
void skl_ipc_op_int_disable(struct sst_dsp *ctx);