ishtp_write_message identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/hid/intel-ish-hid/ishtp/bus.c, line 102

Defined in 1 files as a prototype:

drivers/hid/intel-ish-hid/ishtp/bus.h, line 59 (as a prototype)

Defined in 1 files as a function:

drivers/hid/intel-ish-hid/ishtp/bus.c, line 113 (as a function)

Referenced in 3 files:

Smatch caller information:

drivers/hid/intel-ish-hid/ishtp/loader.c loader_write_message() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->devc	4096-ptr_max
PARAM_VALUE	0	dev->devc->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->devc->driver_data	4096-ptr_max
PARAM_VALUE	0	dev->fw_loader_received	0
PARAM_VALUE	0	dev->fw_loader_rx_size	4,32
PARAM_VALUE	0	dev->ops->ipc_get_header	4096-ptr_max
PARAM_VALUE	0	dev->ops->write	4096-ptr_max
PARAM_VALUE	1	hdr	2142761996376944640
PARAM_VALUE	1	hdr->fw_addr	16
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	690997856117784576,5000984403546464256,5203849251618643968
BUF_SIZE	0	dev->fw_loader_rx_buf	124
BUF_SIZE	2	buf	4,8,120
BUF_SIZE	2	buf	4,8,120
DATA_SOURCE	0	dev	$0
DATA_SOURCE	2	buf	$1
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/client.c ipc_tx_send() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->dev_state	2
PARAM_VALUE	0	dev->mtu	1-u64max
PARAM_VALUE	0	dev->ops->ipc_get_header	4096-ptr_max
PARAM_VALUE	0	dev->ops->write	4096-ptr_max
PARAM_VALUE	1	hdr	3912977410209615872
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	4096-ptr_max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	2	buf	unit_byte
LOCK2		&cl->tx_list_spinlock
LOCK2		tx_flags
HALF_LOCKED2		&dev->cl_list_lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ishtp_cl)->tx_list_spinlock

drivers/hid/intel-ish-hid/ishtp/client.c ipc_tx_send() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->dev_state	2
PARAM_VALUE	0	dev->mtu	0-18446744073709551614
PARAM_VALUE	0	dev->ops->ipc_get_header	4096-ptr_max
PARAM_VALUE	0	dev->ops->write	4096-ptr_max
PARAM_VALUE	1	hdr	3912977410209615872
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	4096-ptr_max
CAPPED_DATA	0	dev->mtu	1
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	2	buf	unit_byte
LOCK2		&cl->tx_list_spinlock
LOCK2		tx_flags
HALF_LOCKED2		&dev->cl_list_lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct ishtp_cl)->tx_list_spinlock

drivers/hid/intel-ish-hid/ishtp/client.c ishtp_cl_send_msg_dma() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->ishtp_dma_tx_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->ishtp_dma_tx_map	1-u64max
PARAM_VALUE	0	dev->ops	4096-ptr_max
PARAM_VALUE	0	dev->ops->dma_no_cache_snooping	1204373158861713408
PARAM_VALUE	0	dev->transfer_path	2
PARAM_VALUE	0	*dev->ishtp_dma_tx_map	1
PARAM_VALUE	1	hdr	3827019886910558208
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	20
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	9141403105870884864
BUF_SIZE	2	buf	20
DATA_SOURCE	0	dev	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	dev->ishtp_msg_hdr	1-u32max
HALF_LOCKED2		&pool->lock
HALF_LOCKED2	0	&dev->cl_list_lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_cl_connect_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-9223372036854775807
PARAM_VALUE	0	dev->dev_state	2
PARAM_VALUE	0	dev->open_handle_count	s64min-255
PARAM_VALUE	1	hdr	2430687845541580800
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	4
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	1661586318962556928
BUF_SIZE	2	buf	4
DATA_SOURCE	0	dev	$0
MEM_ZERO	2	buf
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_cl_disconnect_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	hdr	6356695583697502208
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	4
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	5282808370507960320
BUF_SIZE	2	buf	4
DATA_SOURCE	0	dev	$0
MEM_ZERO	2	buf
RX_PATH
TASK_NOT_RUNNING

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_cl_flow_control_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->ops->dma_no_cache_snooping	1204373158861713408
PARAM_VALUE	0	dev->read_list.list.prev	4096-ptr_max
PARAM_VALUE	0	dev->read_list.list.prev->next	4096-ptr_max
PARAM_VALUE	0	dev->read_list.list.prev->next->next	4096-ptr_max
PARAM_VALUE	1	hdr	4380911807673151488
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	8
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	8503883406979743744
BUF_SIZE	2	buf	8
DATA_SOURCE	0	dev	$0
MEM_ZERO	2	buf
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	dev->ishtp_msg_hdr	1-u32max
LOCK2		&cl->fc_spinlock
LOCK2		flags
HALF_LOCKED2		flags
HALF_LOCKED2	0	&dev->read_list_spinlock
TYPE_LOCK		(struct ishtp_cl)->fc_spinlock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_dispatch() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->dev_state	2
PARAM_VALUE	0	dev->devc	0,4096-ptr_max
PARAM_VALUE	0	dev->devc->bus	0,4096-ptr_max
PARAM_VALUE	0	dev->devc->class	0,4096-ptr_max
PARAM_VALUE	0	dev->devc->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->devc->driver	0,4096-ptr_max
PARAM_VALUE	0	dev->devc->iommu->attach_deferred	0-1
PARAM_VALUE	0	dev->fw_clients	4096-ptr_max
PARAM_VALUE	0	dev->hbm_state	4
PARAM_VALUE	0	dev->ishtp_host_dma_rx_buf	1-u64max
PARAM_VALUE	0	dev->pdev->block_cfg_access	0
PARAM_VALUE	0	dev->pdev->current_state	s32min-s32max
PARAM_VALUE	0	dev->pdev->is_virtfn	0
PARAM_VALUE	0	dev->pdev->pm_cap	0-255
PARAM_VALUE	0	dev->pdev->sriov->offset	0-u16max
PARAM_VALUE	0	dev->pdev->sriov->stride	0-u16max
PARAM_VALUE	0	dev->pdev->state_saved	0
PARAM_VALUE	0	dev->rd_msg_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->recvd_hw_ready	0
PARAM_VALUE	0	dev->wr_free_list.next	4096-ptr_max
PARAM_VALUE	0	dev->wr_free_list.next->next	4096-ptr_max
PARAM_VALUE	0	dev->wr_free_list.next->prev	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev->next	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev->next->next	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev->prev	0,4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	*dev->pdev->saved_config_space	0-4294967295
PARAM_VALUE	1	hdr	323930254037901312
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	16
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	8072556992758198272
BUF_SIZE	2	buf	16
CAPPED_DATA	0	dev->devc	1
DATA_SOURCE	0	dev	$0
MEM_ZERO	2	buf
RX_PATH
NOCHECK_CALL
HOST_DATA	0	dev->pdev->current_state	0-3[c]
HOST_DATA	0	dev->pdev->sriov->offset	0
HOST_DATA	0	dev->pdev->sriov->stride	0
NO_OVERFLOW_SIMPLE	0	dev->ishtp_dma_num_slots
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_dma_xfer() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->ishtp_host_dma_enabled	s32min-(-1),1-s32max
PARAM_VALUE	1	hdr	3568437335237107712
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	7213807930646736896,8013481348560420864
BUF_SIZE	2	buf	128
BUF_SIZE	2	buf	128
DATA_SOURCE	0	dev	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	dev->ishtp_msg_hdr	1-u32max

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_enum_clients_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->dev_state	1
PARAM_VALUE	0	dev->hbm_state	2
PARAM_VALUE	0	dev->rd_msg_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->version.major_version	1
PARAM_VALUE	0	dev->version.minor_version	0
PARAM_VALUE	1	hdr	4668342462300237824
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	4
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	3665797229101510656
BUF_SIZE	2	buf	4
DATA_SOURCE	0	dev	$0
RX_PATH
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_fw_disconnect_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	hdr	8453495042338988032
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	4
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	7923368267033329664
BUF_SIZE	2	buf	4
CAPPED_DATA	0	&dev->cl_list	1
DATA_SOURCE	0	dev	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	dev->ishtp_msg_hdr	1-u32max
LOCK2		flags
LOCK2	0	&dev->cl_list_lock
TYPE_LOCK		(struct ishtp_device)->cl_list_lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_prop_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->fw_clients	4096-ptr_max
PARAM_VALUE	0	dev->hbm_state	4
PARAM_VALUE	0	dev->rd_msg_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	1	hdr	3571525952166748160
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	4
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	3381293034191167488
BUF_SIZE	2	buf	4
DATA_SOURCE	0	dev	$0
RX_PATH
NO_OVERFLOW_SIMPLE	0	dev->fw_clients_num
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_start_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->cl_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->dev_state	1
PARAM_VALUE	0	dev->devc->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dev->device_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->fw_client_index	0
PARAM_VALUE	0	dev->fw_client_presentation_num	0
PARAM_VALUE	0	dev->fw_clients	0
PARAM_VALUE	0	dev->fw_clients_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->fw_clients_num	0
PARAM_VALUE	0	dev->hbm_state	1
PARAM_VALUE	0	dev->ishtp_dma_tx_map	0
PARAM_VALUE	0	dev->ishtp_host_dma_rx_buf	0
PARAM_VALUE	0	dev->ishtp_host_dma_tx_buf	0
PARAM_VALUE	0	dev->rd_msg_fifo_head	0
PARAM_VALUE	0	dev->rd_msg_fifo_tail	0
PARAM_VALUE	0	dev->rd_msg_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dev->wr_free_list.next->prev	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	1	hdr	7620243245234384896
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	4
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	337405049865719808
BUF_SIZE	2	buf	4
CAPPED_DATA	0	dev->devc->cma_area->nranges	1
DATA_SOURCE	0	dev	$0
MEM_ZERO	0	dev->fw_clients_map
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_hbm_stop_req() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->hbm_state	6
PARAM_VALUE	0	dev->rd_msg_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	1	hdr	1925441102474067968
PARAM_VALUE	1	hdr->fw_addr	0
PARAM_VALUE	1	hdr->length	4
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	3908312098339127296
BUF_SIZE	2	buf	4
DATA_SOURCE	0	dev	$0
RX_PATH
NOCHECK_CALL
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_query_subscribers() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->hw	4096-ptr_max
PARAM_VALUE	0	dev->ops	4096-ptr_max
PARAM_VALUE	0	dev->ops->get_fw_status	4096-ptr_max
PARAM_VALUE	0	dev->ops->ipc_get_header	4096-ptr_max
PARAM_VALUE	0	dev->ops->ipc_reset	4096-ptr_max
PARAM_VALUE	0	dev->ops->write	4096-ptr_max
PARAM_VALUE	0	dev->pdev	4096-ptr_max
PARAM_VALUE	0	dev->wr_free_list.next	4096-ptr_max
PARAM_VALUE	0	dev->wr_free_list.next->next	4096-ptr_max
PARAM_VALUE	0	dev->wr_free_list.next->prev	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev->next	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev->next->next	4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_list.prev->prev	0,4096-ptr_max
PARAM_VALUE	0	dev->wr_processing_spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	1	hdr	4631748895321882624
PARAM_VALUE	1	hdr->fw_addr	13
PARAM_VALUE	1	hdr->length	8
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	2554882513323433984
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev->pdev	(-1),1-s32max
BUF_SIZE	2	buf	8
DATA_SOURCE	0	dev	$0
MEM_ZERO	2	buf
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	dev	unit_byte
HALF_LOCKED2		&pool->lock

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_send_resume() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->hw	4096-ptr_max
PARAM_VALUE	0	dev->ops	4096-ptr_max
PARAM_VALUE	0	dev->ops->get_fw_status	4096-ptr_max
PARAM_VALUE	1	hdr	1740433573446959104
PARAM_VALUE	1	hdr->fw_addr	13
PARAM_VALUE	1	hdr->length	16
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	2269998694755221504
BUF_SIZE	0	dev	s32min-(-1),1-s32max
BUF_SIZE	0	dev	s32min-(-1),1-s32max
BUF_SIZE	2	buf	16
DATA_SOURCE	0	dev	$0
MEM_ZERO	2	buf
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	dev->ishtp_msg_hdr	1-u32max
UNITS	0	dev	unit_byte

drivers/hid/intel-ish-hid/ishtp/hbm.c ishtp_send_suspend() -> ishtp_write_message()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->resume_flag	0
PARAM_VALUE	0	dev->suspend_flag	1
PARAM_VALUE	1	hdr	7736033890499710976
PARAM_VALUE	1	hdr->fw_addr	13
PARAM_VALUE	1	hdr->length	16
PARAM_VALUE	1	hdr->msg_complete	1
PARAM_VALUE	1	hdr->reserved	0
PARAM_VALUE	2	buf	874868270923956224
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	2	buf	16
DATA_SOURCE	0	dev	$0
MEM_ZERO	2	buf
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	dev	unit_byte
HALF_LOCKED2		&fsm->lock