Pipeline represents a scheduling entity. Their existence as well as their state machine is controlled through CREATE_PIPELINE, DELETE_PIPELINE and SET_PIPELINE_STATE IPCs.
Signed-off-by: Amadeusz Sławiński amadeuszx.slawinski@linux.intel.com Signed-off-by: Cezary Rojewski cezary.rojewski@intel.com --- sound/soc/intel/avs/messages.c | 76 ++++++++++++++++++++++++++++++++++ sound/soc/intel/avs/messages.h | 48 +++++++++++++++++++++ 2 files changed, 124 insertions(+)
diff --git a/sound/soc/intel/avs/messages.c b/sound/soc/intel/avs/messages.c index 055ba74f8e0b..3a6c2f9e9542 100644 --- a/sound/soc/intel/avs/messages.c +++ b/sound/soc/intel/avs/messages.c @@ -63,3 +63,79 @@ int avs_ipc_load_library(struct avs_dev *adev, u32 dma_id, u32 lib_id)
return ret; } + +int avs_ipc_create_pipeline(struct avs_dev *adev, u16 req_size, u8 priority, + u8 instance_id, bool lp, u16 attributes) +{ + union avs_global_msg msg = AVS_GLOBAL_REQUEST(CREATE_PIPELINE); + struct avs_ipc_msg request = {{0}}; + int ret; + + msg.create_ppl.ppl_mem_size = req_size; + msg.create_ppl.ppl_priority = priority; + msg.create_ppl.instance_id = instance_id; + msg.ext.create_ppl.lp = lp; + msg.ext.create_ppl.attributes = attributes; + request.header = msg.val; + + ret = avs_dsp_send_msg(adev, &request, NULL); + if (ret) + avs_ipc_err(adev, &request, "create pipeline", ret); + + return ret; +} + +int avs_ipc_delete_pipeline(struct avs_dev *adev, u8 instance_id) +{ + union avs_global_msg msg = AVS_GLOBAL_REQUEST(DELETE_PIPELINE); + struct avs_ipc_msg request = {{0}}; + int ret; + + msg.ppl.instance_id = instance_id; + request.header = msg.val; + + ret = avs_dsp_send_msg(adev, &request, NULL); + if (ret) + avs_ipc_err(adev, &request, "delete pipeline", ret); + + return ret; +} + +int avs_ipc_set_pipeline_state(struct avs_dev *adev, u8 instance_id, + enum avs_pipeline_state state) +{ + union avs_global_msg msg = AVS_GLOBAL_REQUEST(SET_PIPELINE_STATE); + struct avs_ipc_msg request = {{0}}; + int ret; + + msg.set_ppl_state.ppl_id = instance_id; + msg.set_ppl_state.state = state; + request.header = msg.val; + + ret = avs_dsp_send_msg(adev, &request, NULL); + if (ret) + avs_ipc_err(adev, &request, "set pipeline state", ret); + + return ret; +} + +int avs_ipc_get_pipeline_state(struct avs_dev *adev, u8 instance_id, + enum avs_pipeline_state *state) +{ + union avs_global_msg msg = AVS_GLOBAL_REQUEST(GET_PIPELINE_STATE); + struct avs_ipc_msg request = {{0}}; + struct avs_ipc_msg reply = {{0}}; + int ret; + + msg.get_ppl_state.ppl_id = instance_id; + request.header = msg.val; + + ret = avs_dsp_send_msg(adev, &request, &reply); + if (ret) { + avs_ipc_err(adev, &request, "get pipeline state", ret); + return ret; + } + + *state = reply.rsp.ext.get_ppl_state.state; + return ret; +} diff --git a/sound/soc/intel/avs/messages.h b/sound/soc/intel/avs/messages.h index 5e16aabfb6f4..8f18eb7935d1 100644 --- a/sound/soc/intel/avs/messages.h +++ b/sound/soc/intel/avs/messages.h @@ -26,6 +26,10 @@ enum avs_msg_direction { enum avs_global_msg_type { AVS_GLB_LOAD_MULTIPLE_MODULES = 15, AVS_GLB_UNLOAD_MULTIPLE_MODULES = 16, + AVS_GLB_CREATE_PIPELINE = 17, + AVS_GLB_DELETE_PIPELINE = 18, + AVS_GLB_SET_PIPELINE_STATE = 19, + AVS_GLB_GET_PIPELINE_STATE = 20, AVS_GLB_LOAD_LIBRARY = 24, AVS_GLB_NOTIFICATION = 27, }; @@ -45,6 +49,23 @@ union avs_global_msg { struct { u32 mod_cnt:8; } load_multi_mods; + /* pipeline management */ + struct { + u32 ppl_mem_size:11; + u32 ppl_priority:5; + u32 instance_id:8; + } create_ppl; + struct { + u32 rsvd:16; + u32 instance_id:8; + } ppl; /* generic ppl request */ + struct { + u32 state:16; + u32 ppl_id:8; + } set_ppl_state; + struct { + u32 ppl_id:8; + } get_ppl_state; /* library loading */ struct { u32 dma_id:5; @@ -54,6 +75,12 @@ union avs_global_msg { }; union { u32 val; + /* pipeline management */ + struct { + u32 lp:1; /* low power flag */ + u32 rsvd:3; + u32 attributes:16; /* additional scheduling flags */ + } create_ppl; } ext; }; } __packed; @@ -101,6 +128,10 @@ union avs_reply_msg { struct { u32 err_mod_id:16; } load_multi_mods; + /* pipeline management */ + struct { + u32 state:5; + } get_ppl_state; } ext; }; } __packed; @@ -189,4 +220,21 @@ int avs_ipc_load_modules(struct avs_dev *adev, u16 *mod_ids, u32 num_mod_ids); int avs_ipc_unload_modules(struct avs_dev *adev, u16 *mod_ids, u32 num_mod_ids); int avs_ipc_load_library(struct avs_dev *adev, u32 dma_id, u32 lib_id);
+/* Pipeline management messages */ +enum avs_pipeline_state { + AVS_PPL_STATE_INVALID, + AVS_PPL_STATE_UNINITIALIZED, + AVS_PPL_STATE_RESET, + AVS_PPL_STATE_PAUSED, + AVS_PPL_STATE_RUNNING, +}; + +int avs_ipc_create_pipeline(struct avs_dev *adev, u16 req_size, u8 priority, + u8 instance_id, bool lp, u16 attributes); +int avs_ipc_delete_pipeline(struct avs_dev *adev, u8 instance_id); +int avs_ipc_set_pipeline_state(struct avs_dev *adev, u8 instance_id, + enum avs_pipeline_state state); +int avs_ipc_get_pipeline_state(struct avs_dev *adev, u8 instance_id, + enum avs_pipeline_state *state); + #endif /* __SOUND_SOC_INTEL_AVS_MSGS_H */