Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_adjust_lt() -> cdns_mhdp_mailbox_recv_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mhdp | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex->first_waiter->task->blocked_lock.owner | (-4611686018427387904)-4611686018427387903 |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | mhdp->aux.hw_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->link.num_lanes | 0-31 |
| PARAM_VALUE | 0 | mhdp->link.rate | 0-6885000 |
| PARAM_VALUE | 0 | mhdp->link_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->link_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | mhdp->link_up | 0 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_on | (-1)-0 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | mhdp->phy | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->phy->ops->configure | 1-u64max |
| PARAM_VALUE | 0 | mhdp->plugged | 1 |
| PARAM_VALUE | 0 | mhdp->sink.lanes_cnt | 0-31 |
| PARAM_VALUE | 0 | mhdp->sink.link_rate | 0,81000,135000-6885000 |
| PARAM_VALUE | 0 | mhdp->sink.pattern_supp | 3,7,11,15 |
| PARAM_VALUE | 1 | module_id | 1 |
| PARAM_VALUE | 2 | opcode | 3 |
| PARAM_VALUE | 3 | req_size | 11 |
| CAPPED_DATA | 0 | mhdp->link.num_lanes | 1 |
| CAPPED_DATA | 0 | &mhdp->mbox_mutex | 1 |
| DATA_SOURCE | 0 | mhdp | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 3 | req_size | unit_byte |
| LOCK2 | 0 | &mhdp->link_mutex | |
| LOCK2 | 0 | &mhdp->mbox_mutex | |
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->link_mutex | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->mbox_mutex |
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_dpcd_read() -> cdns_mhdp_mailbox_recv_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mhdp | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | module_id | 1 |
| PARAM_VALUE | 2 | opcode | 3 |
| BUF_SIZE | 0 | mhdp | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | mhdp | s32min-(-2),1-s32max |
| CAPPED_DATA | 0 | &mhdp->mbox_mutex | 1 |
| DATA_SOURCE | 0 | mhdp | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | req_size | 5-36[c] |
| USER_DATA | 3 | req_size | 5-20[c] |
| UNITS | 0 | mhdp | unit_byte |
| UNITS | 3 | req_size | unit_byte |
| LOCK2 | &aux->hw_mutex | ||
| LOCK2 | 0 | &mhdp->mbox_mutex | |
| HALF_LOCKED2 | &aux->cec.lock | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->mbox_mutex | ||
| TYPE_LOCK | (struct drm_dp_aux)->hw_mutex |
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_dpcd_write() -> cdns_mhdp_mailbox_recv_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mhdp | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | module_id | 1 |
| PARAM_VALUE | 2 | opcode | 4 |
| PARAM_VALUE | 3 | req_size | 5 |
| BUF_SIZE | 0 | mhdp | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | mhdp | s32min-(-2),1-s32max |
| CAPPED_DATA | 0 | &mhdp->mbox_mutex | 1 |
| DATA_SOURCE | 0 | mhdp | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mhdp | unit_byte |
| UNITS | 3 | req_size | unit_byte |
| LOCK2 | &aux->hw_mutex | ||
| LOCK2 | 0 | &mhdp->mbox_mutex | |
| HALF_LOCKED2 | &aux->cec.lock | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->mbox_mutex | ||
| TYPE_LOCK | (struct drm_dp_aux)->hw_mutex |
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_get_edid_block() -> cdns_mhdp_mailbox_recv_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mhdp | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | module_id | 1 |
| PARAM_VALUE | 2 | opcode | 2 |
| PARAM_VALUE | 3 | req_size | 130 |
| BUF_SIZE | 0 | mhdp | (-1)-0,2336 |
| BUF_SIZE | 0 | mhdp | (-1)-0,2336 |
| CAPPED_DATA | 0 | &mhdp->mbox_mutex | 1 |
| DATA_SOURCE | 0 | mhdp | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 3 | req_size | unit_byte |
| LOCK2 | 0 | &mhdp->mbox_mutex | |
| TYPE_LOCK | (struct cdns_mhdp_device)->mbox_mutex |
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_get_hpd_status() -> cdns_mhdp_mailbox_recv_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mhdp | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->link_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->link_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | module_id | 1 |
| PARAM_VALUE | 2 | opcode | 17 |
| PARAM_VALUE | 3 | req_size | 1 |
| CAPPED_DATA | 0 | &mhdp->mbox_mutex | 1 |
| DATA_SOURCE | 0 | mhdp | $0 |
| UNITS | 3 | req_size | unit_byte |
| LOCK2 | 0 | &mhdp->link_mutex | |
| LOCK2 | 0 | &mhdp->mbox_mutex | |
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->link_mutex | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->mbox_mutex |
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_read_hpd_event() -> cdns_mhdp_mailbox_recv_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mhdp | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->link_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->link_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | module_id | 1 |
| PARAM_VALUE | 2 | opcode | 10 |
| PARAM_VALUE | 3 | req_size | 1 |
| CAPPED_DATA | 0 | &mhdp->mbox_mutex | 1 |
| DATA_SOURCE | 0 | mhdp | $0 |
| UNITS | 3 | req_size | unit_byte |
| LOCK2 | 0 | &mhdp->link_mutex | |
| LOCK2 | 0 | &mhdp->mbox_mutex | |
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->link_mutex | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->mbox_mutex |
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_reg_read() -> cdns_mhdp_mailbox_recv_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mhdp | 4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->info->ops->enable | 8731129010598400000 |
| PARAM_VALUE | 0 | mhdp->link_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->link_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->link_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->link_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | mhdp->mbox_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | module_id | 10 |
| PARAM_VALUE | 2 | opcode | 7 |
| PARAM_VALUE | 3 | req_size | 8 |
| CAPPED_DATA | 0 | &mhdp->mbox_mutex | 1 |
| DATA_SOURCE | 0 | mhdp | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 3 | req_size | unit_byte |
| LOCK2 | 0 | &mhdp->link_mutex | |
| LOCK2 | 0 | &mhdp->mbox_mutex | |
| TYPE_LOCK | (struct cdns_mhdp_device)->link_mutex | ||
| TYPE_LOCK | (struct cdns_mhdp_device)->mbox_mutex |