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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/gpu/drm/xe/xe_pcode.c pcode_try_request() -> pcode_mailbox_rw()

Type Parameter Key Value
PARAM_VALUE 0 tile 4096-ptr_max
PARAM_VALUE 3 data1 0
PARAM_VALUE 4 timeout_ms 1
PARAM_VALUE 5 return_data 1
BUF_SIZE 0 tile (-1),1216
BUF_SIZE 0 tile (-1),1216
DATA_SOURCE 0 tile $0
DATA_SOURCE 1 mbox $1
DATA_SOURCE 6 atomic $6
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 2 *data0 0-u32max
HALF_LOCKED2 0 &tile->pcode.lock

drivers/gpu/drm/xe/xe_pcode.c xe_pcode_init_min_freq_table() -> pcode_mailbox_rw()

Type Parameter Key Value
PARAM_VALUE 0 tile 4096-ptr_max
PARAM_VALUE 0 tile->pcode.lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 tile->pcode.lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 tile->pcode.lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 tile->pcode.lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner (-1)
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner_cpu u32max
PARAM_VALUE 1 mbox 8
PARAM_VALUE 2 data0 5905776298944913408
PARAM_VALUE 3 data1 0
PARAM_VALUE 4 timeout_ms 1
PARAM_VALUE 5 return_data 0
PARAM_VALUE 6 atomic 0
CAPPED_DATA 0 &tile->pcode.lock 1
DATA_SOURCE 0 tile $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &pc->freq_lock
LOCK2 0 &tile->pcode.lock
TYPE_LOCK (struct xe_guc_pc)->freq_lock
TYPE_LOCK (struct xe_tile)->pcode.lock

drivers/gpu/drm/xe/xe_pcode.c xe_pcode_read() -> pcode_mailbox_rw()

Type Parameter Key Value
PARAM_VALUE 0 tile->pcode.lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 tile->pcode.lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 tile->pcode.lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 tile->pcode.lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner (-1)
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner_cpu u32max
PARAM_VALUE 4 timeout_ms 1
PARAM_VALUE 5 return_data 1
PARAM_VALUE 6 atomic 0
BUF_SIZE 0 tile (-1),1216
BUF_SIZE 0 tile (-1),1216
BUF_SIZE 2 data0 (-1),8
BUF_SIZE 2 data0 (-1),8
CAPPED_DATA 0 &tile->pcode.lock 1
DATA_SOURCE 0 tile $0
DATA_SOURCE 1 mbox $1
DATA_SOURCE 2 data0 $2
DATA_SOURCE 3 data1 $3
BIT_INFO 1 mbox 0x0,0xffffff
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 2 *data0 0-u32max
LOCK2 0 &tile->pcode.lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 _T->lock
TYPE_LOCK (struct xe_tile)->pcode.lock

drivers/gpu/drm/xe/xe_pcode.c xe_pcode_write64_timeout() -> pcode_mailbox_rw()

Type Parameter Key Value
PARAM_VALUE 0 tile 4096-ptr_max
PARAM_VALUE 0 tile->pcode.lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 tile->pcode.lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 tile->pcode.lock.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 tile->pcode.lock.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 tile->pcode.lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 tile->pcode.lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner (-1)
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner_cpu u32max
PARAM_VALUE 0 tile->xe 4096-ptr_max
PARAM_VALUE 1 mbox 0-16777215
PARAM_VALUE 4 timeout_ms 1
PARAM_VALUE 5 return_data 0
PARAM_VALUE 6 atomic 0
BUF_SIZE 0 tile 1216
BUF_SIZE 0 tile 1216
CAPPED_DATA 0 &tile->pcode.lock 1
DATA_SOURCE 0 tile $0
DATA_SOURCE 1 mbox $1
DATA_SOURCE 4 timeout_ms $4
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 2 *data0 0-u32max
HOST_DATA 3 *data1 0-u32max
USER_DATA 2 *data0 0-u32max[c]
USER_DATA 3 *data1 0-u32max[c]
USER_PTR 2 data0
USER_PTR 3 data1
LOCK2 0 &tile->pcode.lock
HALF_LOCKED2 &hwmon->hwmon_lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 _T->lock
TYPE_LOCK (struct xe_tile)->pcode.lock

drivers/gpu/drm/xe/xe_pcode.c xe_pcode_write_timeout() -> pcode_mailbox_rw()

Type Parameter Key Value
PARAM_VALUE 0 tile 4096-ptr_max
PARAM_VALUE 0 tile->pcode.lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 tile->pcode.lock.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 tile->pcode.lock.osq.tail.counter 0-s32max
PARAM_VALUE 0 tile->pcode.lock.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner (-1)
PARAM_VALUE 0 tile->pcode.lock.wait_lock.owner_cpu u32max
PARAM_VALUE 1 mbox 0-16777215
PARAM_VALUE 2 *data0 0-2036
PARAM_VALUE 3 data1 0
PARAM_VALUE 4 timeout_ms 1
PARAM_VALUE 5 return_data 0
PARAM_VALUE 6 atomic 0
BUF_SIZE 0 tile 1216
BUF_SIZE 0 tile 1216
CAPPED_DATA 0 &tile->pcode.lock 1
DATA_SOURCE 0 tile $0
DATA_SOURCE 1 mbox $1
DATA_SOURCE 4 timeout_ms $3
RX_PATH
TASK_NOT_RUNNING
USER_DATA 2 *data0 0-2036[c]
USER_PTR 2 data0
LOCK2 &hwmon->hwmon_lock
LOCK2 &of->mutex
LOCK2 _T->lock
LOCK2 0 &tile->pcode.lock
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex
TYPE_LOCK (struct xe_hwmon)->hwmon_lock
TYPE_LOCK (struct xe_tile)->pcode.lock