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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/net/can/at91_can.c at91_chip_start() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
PARAM_VALUE 1 reg 0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &rtnl_mutex

drivers/net/can/at91_can.c at91_chip_start() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
PARAM_VALUE 1 reg 16
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 global &rtnl_mutex

drivers/net/can/at91_can.c at91_chip_stop() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
PARAM_VALUE 1 reg 0
RX_PATH
TASK_NOT_RUNNING

drivers/net/can/at91_can.c at91_get_berr_counter() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 1 reg 32
RX_PATH
TASK_NOT_RUNNING

drivers/net/can/at91_can.c at91_get_reg_sr_rx() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 1 reg 16
DATA_SOURCE 0 priv $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq

drivers/net/can/at91_can.c at91_get_timestamp() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 1 reg 24
DATA_SOURCE 0 priv $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/net/can/at91_can.c at91_irq_tx() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq

drivers/net/can/at91_can.c at91_mailbox_read() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
DATA_SOURCE 0 priv r rx_offload_to_priv
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/net/can/at91_can.c at91_mailbox_read() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
DATA_SOURCE 0 priv r rx_offload_to_priv
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/net/can/at91_can.c at91_mailbox_read() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
DATA_SOURCE 0 priv r rx_offload_to_priv
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/net/can/at91_can.c at91_mailbox_read() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
DATA_SOURCE 0 priv r rx_offload_to_priv
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags

drivers/net/can/at91_can.c at91_start_xmit() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &txq->_xmit_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read

drivers/net/can/at91_can.c at91_start_xmit() -> at91_read()

Type Parameter Key Value
PARAM_VALUE 0 priv 4096-ptr_max
CAPPED_DATA 0 priv->echo_skb_max 1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &txq->_xmit_lock
HALF_LOCKED2 bh
HALF_LOCKED2 flags
HALF_LOCKED2 rcu_read