drivers/media/platform/qcom/venus/hfi_msgs.c

Source file repositories/reference/linux-study-clean/drivers/media/platform/qcom/venus/hfi_msgs.c

File Facts

System
Linux kernel
Corpus path
drivers/media/platform/qcom/venus/hfi_msgs.c
Extension
.c
Size
22858 bytes
Lines
863
Domain
Driver Families
Bucket
drivers/media
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct hfi_done_handler {
	u32 pkt;
	u32 pkt_sz;
	u32 pkt_sz2;
	void (*done)(struct venus_core *, struct venus_inst *, void *);
	bool is_sys_pkt;
};

static const struct hfi_done_handler handlers[] = {
	{.pkt = HFI_MSG_EVENT_NOTIFY,
	 .pkt_sz = sizeof(struct hfi_msg_event_notify_pkt),
	 .done = hfi_event_notify,
	},
	{.pkt = HFI_MSG_SYS_INIT,
	 .pkt_sz = sizeof(struct hfi_msg_sys_init_done_pkt),
	 .done = hfi_sys_init_done,
	 .is_sys_pkt = true,
	},
	{.pkt = HFI_MSG_SYS_PROPERTY_INFO,
	 .pkt_sz = sizeof(struct hfi_msg_sys_property_info_pkt),
	 .done = hfi_sys_property_info,
	 .is_sys_pkt = true,
	},
	{.pkt = HFI_MSG_SYS_RELEASE_RESOURCE,
	 .pkt_sz = sizeof(struct hfi_msg_sys_release_resource_done_pkt),
	 .done = hfi_sys_rel_resource_done,
	 .is_sys_pkt = true,
	},
	{.pkt = HFI_MSG_SYS_PING_ACK,
	 .pkt_sz = sizeof(struct hfi_msg_sys_ping_ack_pkt),
	 .done = hfi_sys_ping_done,
	 .is_sys_pkt = true,
	},
	{.pkt = HFI_MSG_SYS_IDLE,
	 .pkt_sz = sizeof(struct hfi_msg_sys_idle_pkt),
	 .done = hfi_sys_idle_done,
	 .is_sys_pkt = true,
	},
	{.pkt = HFI_MSG_SYS_PC_PREP,
	 .pkt_sz = sizeof(struct hfi_msg_sys_pc_prep_done_pkt),
	 .done = hfi_sys_pc_prepare_done,
	 .is_sys_pkt = true,
	},
	{.pkt = HFI_MSG_SYS_SESSION_INIT,
	 .pkt_sz = sizeof(struct hfi_msg_session_init_done_pkt),
	 .done = hfi_session_init_done,
	},
	{.pkt = HFI_MSG_SYS_SESSION_END,
	 .pkt_sz = sizeof(struct hfi_msg_session_end_done_pkt),
	 .done = hfi_session_end_done,
	},
	{.pkt = HFI_MSG_SESSION_LOAD_RESOURCES,
	 .pkt_sz = sizeof(struct hfi_msg_session_load_resources_done_pkt),
	 .done = hfi_session_load_res_done,
	},
	{.pkt = HFI_MSG_SESSION_START,
	 .pkt_sz = sizeof(struct hfi_msg_session_start_done_pkt),
	 .done = hfi_session_start_done,
	},
	{.pkt = HFI_MSG_SESSION_STOP,
	 .pkt_sz = sizeof(struct hfi_msg_session_stop_done_pkt),
	 .done = hfi_session_stop_done,
	},
	{.pkt = HFI_MSG_SYS_SESSION_ABORT,
	 .pkt_sz = sizeof(struct hfi_msg_sys_session_abort_done_pkt),
	 .done = hfi_session_abort_done,
	},
	{.pkt = HFI_MSG_SESSION_EMPTY_BUFFER,
	 .pkt_sz = sizeof(struct hfi_msg_session_empty_buffer_done_pkt),
	 .done = hfi_session_etb_done,
	},
	{.pkt = HFI_MSG_SESSION_FILL_BUFFER,
	 .pkt_sz = sizeof(struct hfi_msg_session_fbd_uncompressed_plane0_pkt),
	 .pkt_sz2 = sizeof(struct hfi_msg_session_fbd_compressed_pkt),
	 .done = hfi_session_ftb_done,
	},
	{.pkt = HFI_MSG_SESSION_FLUSH,
	 .pkt_sz = sizeof(struct hfi_msg_session_flush_done_pkt),
	 .done = hfi_session_flush_done,
	},
	{.pkt = HFI_MSG_SESSION_PROPERTY_INFO,
	 .pkt_sz = sizeof(struct hfi_msg_session_property_info_pkt),
	 .done = hfi_session_prop_info,
	},
	{.pkt = HFI_MSG_SESSION_RELEASE_RESOURCES,
	 .pkt_sz = sizeof(struct hfi_msg_session_release_resources_done_pkt),
	 .done = hfi_session_rel_res_done,
	},
	{.pkt = HFI_MSG_SESSION_GET_SEQUENCE_HEADER,
	 .pkt_sz = sizeof(struct hfi_msg_session_get_sequence_hdr_done_pkt),

Annotation

Implementation Notes