From: Ramesh Babu ramesh.babu@intel.com
DSP fw can have additional firmwares as libs. These libs can be loaded using message IPC_GLB_LOAD_LIBRARY.
Signed-off-by: Ramesh Babu ramesh.babu@intel.com Signed-off-by: Kranthi G gudishax.kranthikumar@intel.com Signed-off-by: Vinod Koul vinod.koul@intel.com --- sound/soc/intel/skylake/skl-sst-ipc.c | 23 +++++++++++++++++++++++ sound/soc/intel/skylake/skl-sst-ipc.h | 3 +++ 2 files changed, 26 insertions(+)
diff --git a/sound/soc/intel/skylake/skl-sst-ipc.c b/sound/soc/intel/skylake/skl-sst-ipc.c index c141f24cae05..04c1b123aadf 100644 --- a/sound/soc/intel/skylake/skl-sst-ipc.c +++ b/sound/soc/intel/skylake/skl-sst-ipc.c @@ -190,6 +190,7 @@ enum skl_ipc_glb_type { IPC_GLB_GET_PPL_CONTEXT_SIZE = 21, IPC_GLB_SAVE_PPL = 22, IPC_GLB_RESTORE_PPL = 23, + IPC_GLB_LOAD_LIBRARY = 24, IPC_GLB_NOTIFY = 26, IPC_GLB_MAX_IPC_MSG_NUMBER = 31 /* Maximum message number */ }; @@ -902,3 +903,25 @@ int skl_ipc_get_large_config(struct sst_generic_ipc *ipc, return ret; } EXPORT_SYMBOL_GPL(skl_ipc_get_large_config); + +int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc, + u8 dma_id, u8 table_id) +{ + struct skl_ipc_header header = {0}; + u64 *ipc_header = (u64 *)(&header); + int ret = 0; + + header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG); + header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST); + header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_LIBRARY); + header.primary |= IPC_MOD_INSTANCE_ID(table_id); + header.primary |= IPC_MOD_ID(dma_id); + + ret = sst_ipc_tx_message_wait(ipc, *ipc_header, NULL, 0, NULL, 0); + + if (ret < 0) + dev_err(ipc->dev, "ipc: load lib failed\n"); + + return ret; +} +EXPORT_SYMBOL_GPL(skl_sst_ipc_load_library); diff --git a/sound/soc/intel/skylake/skl-sst-ipc.h b/sound/soc/intel/skylake/skl-sst-ipc.h index 31e5bc356aa2..fc46779f80c3 100644 --- a/sound/soc/intel/skylake/skl-sst-ipc.h +++ b/sound/soc/intel/skylake/skl-sst-ipc.h @@ -151,6 +151,9 @@ int skl_ipc_set_large_config(struct sst_generic_ipc *ipc, int skl_ipc_get_large_config(struct sst_generic_ipc *ipc, struct skl_ipc_large_config_msg *msg, u32 *param);
+int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc, + u8 dma_id, u8 table_id); + 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);