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_data()

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 buff 3901484530514698240
PARAM_VALUE 2 buff_size 5
BUF_SIZE 1 buff 5
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 2 buff_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_adjust_lt() -> cdns_mhdp_mailbox_recv_data()

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 2 buff_size 6
BUF_SIZE 1 buff 6
CAPPED_DATA 0 mhdp->link.num_lanes 1
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
DATA_SOURCE 1 buff $4
RX_PATH
TASK_NOT_RUNNING
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_data()

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 buff 657913051911331840
PARAM_VALUE 2 buff_size 5
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 1 buff 5
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mhdp unit_byte
UNITS 2 buff_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_read() -> cdns_mhdp_mailbox_recv_data()

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 buff 0
PARAM_VALUE 2 buff_size 0-250
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 1 buff 2-8,10,13,15-16,20,32,64,128
BUF_SIZE 1 buff 2-8,10,13,15-16,20,32,64,128
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
DATA_SOURCE 1 buff $2
DATA_SOURCE 2 buff_size $3
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 2 buff_size 0-31[c]
USER_DATA 2 buff_size 0-15[c]
UNITS 0 mhdp unit_byte
UNITS 1 buff unit_byte
UNITS 2 buff_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_data()

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 buff 337222809832640512
PARAM_VALUE 2 buff_size 5
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 1 buff 5
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mhdp unit_byte
UNITS 2 buff_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_data()

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 buff 2741297502797291520
PARAM_VALUE 2 buff_size 2
BUF_SIZE 0 mhdp (-1)-0,2336
BUF_SIZE 0 mhdp (-1)-0,2336
BUF_SIZE 1 buff 2
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
RX_PATH
TASK_NOT_RUNNING
UNITS 2 buff_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_edid_block() -> cdns_mhdp_mailbox_recv_data()

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 buff 4096-ptr_max
PARAM_VALUE 2 buff_size 128
BUF_SIZE 0 mhdp (-1)-0,2336
BUF_SIZE 0 mhdp (-1)-0,2336
BUF_SIZE 1 buff (-1),128
BUF_SIZE 1 buff (-1),128
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
DATA_SOURCE 1 buff $1
DATA_SOURCE 2 buff_size $3
RX_PATH
TASK_NOT_RUNNING
UNITS 2 buff_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_data()

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 buff 5191923540960272384
PARAM_VALUE 2 buff_size 1
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
UNITS 2 buff_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_data()

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 buff 9110110709161193472
PARAM_VALUE 1 *buff 0
PARAM_VALUE 2 buff_size 1
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
UNITS 2 buff_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_data()

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 buff 5783240155734196224
PARAM_VALUE 2 buff_size 8
BUF_SIZE 1 buff 8
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
RX_PATH
TASK_NOT_RUNNING
UNITS 2 buff_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

drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c cdns_mhdp_set_firmware_active() -> cdns_mhdp_mailbox_recv_data()

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 buff 4096-ptr_max
PARAM_VALUE 2 buff_size 5
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 0 mhdp s32min-(-2),1-s32max
BUF_SIZE 1 buff 5
CAPPED_DATA 0 &mhdp->mbox_mutex 1
DATA_SOURCE 0 mhdp $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 mhdp unit_byte
UNITS 2 buff_size unit_byte
LOCK2 0 &mhdp->mbox_mutex
HALF_LOCKED2 &_dev->mutex
TYPE_LOCK (struct cdns_mhdp_device)->mbox_mutex