at91_twi_read identifier - Linux source code next-20260811 - Bootlin Elixir Cross Referencer

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- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/i2c/busses/i2c-at91.h, line 167 (as a prototype)

Defined in 1 files as a function:

drivers/i2c/busses/i2c-at91-core.c, line 28 (as a function)

Referenced in 3 files:

Smatch caller information:

drivers/i2c/busses/i2c-at91-core.c at91_twi_irq_save() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	44
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev->buf	s32min-(-1),1-s32max
DATA_SOURCE	0	dev	$0
HOST_DATA	0	dev->imr	0-2327
HOST_DATA	0	dev->transfer_status	0-u32max
UNITS	0	dev	unit_byte

drivers/i2c/busses/i2c-at91-core.c at91_twi_probe() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->base	4096-ptr_max
PARAM_VALUE	1	reg	252
BUF_SIZE	0	dev	2752
BUF_SIZE	0	dev->clk	(-1),1-s32max
BUF_SIZE	0	dev->dev	1616
BUF_SIZE	0	dev->irq	s32min-(-1),1-s32max
CAPPED_DATA	0	dev->pdata->clk_max_div	1
DATA_SOURCE	0	dev	r devm_kzalloc
STR_LEN	0	dev->adapter.name	(-1)
MEM_ZERO	0	dev
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	dev->adapter.cad->state->u.pc	s64min-s64max
HOST_DATA	0	dev->adapter.cad->state->u.pc->ctr	0-4294967295
HOST_DATA	0	dev->adapter.cad->state->u.pc->ecr	0-4294967295
NO_OVERFLOW_SIMPLE	0	dev->adapter.name

drivers/i2c/busses/i2c-at91-master.c at91_do_twi_transfer() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	32
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev->buf	s32min-(-2),1-s32max
DATA_SOURCE	0	dev	$0
NOCHECK_CALL
UNITS	0	dev	unit_byte

drivers/i2c/busses/i2c-at91-master.c at91_do_twi_transfer() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	80
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev->buf	s32min-(-2),1-s32max
DATA_SOURCE	0	dev	$0
UNITS	0	dev	unit_byte

drivers/i2c/busses/i2c-at91-master.c at91_do_twi_transfer() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	32
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev->buf	s32min-(-1),1-s32max
DATA_SOURCE	0	dev	$0
HOST_DATA	0	dev->imr	0-2327
UNITS	0	dev	unit_byte

drivers/i2c/busses/i2c-at91-master.c at91_twi_read_data_dma() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	80
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev->buf	s32min-(-2),1-s32max
CAPPED_DATA	0	dev->buf	1
CAPPED_DATA	0	dev->dev	1
DATA_SOURCE	0	dev	$0
BIT_INFO	0	dev->msg->flags	0x1,0xffff
HOST_DATA	0	dev->imr	0-2327
UNITS	0	dev	unit_byte

drivers/i2c/busses/i2c-at91-master.c at91_twi_read_next_byte() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	48
DATA_SOURCE	0	dev	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	*dev->buf	0-255
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2		flags
HALF_LOCKED2		irq

drivers/i2c/busses/i2c-at91-master.c at91_twi_recover_bus_cmd() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	1	reg	32
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dev	unit_byte
HALF_LOCKED2		&ctrl->lock
HALF_LOCKED2		&drv_data->lock

drivers/i2c/busses/i2c-at91-master.c at91_twi_recover_bus_cmd() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	64
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BIT_INFO	0	dev->transfer_status	0x0,0xfdffffff
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	dev->transfer_status	0-u32max
UNITS	0	dev	unit_byte
HALF_LOCKED2		&ctrl->lock
HALF_LOCKED2		&drv_data->lock

drivers/i2c/busses/i2c-at91-master.c at91_twi_write_data_dma() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	80
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev	s32min-(-2),1-s32max
BUF_SIZE	0	dev->buf	s32min-(-2),1-s32max
CAPPED_DATA	0	dev->buf	1
CAPPED_DATA	0	dev->dev	1
DATA_SOURCE	0	dev	$0
BIT_INFO	0	dev->msg->flags	0x0,0xfffe
HOST_DATA	0	dev->imr	0-2327
UNITS	0	dev	unit_byte

drivers/i2c/busses/i2c-at91-master.c atmel_twi_interrupt() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	1	reg	32
DATA_SOURCE	0	dev	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags

drivers/i2c/busses/i2c-at91-master.c atmel_twi_interrupt() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	44
DATA_SOURCE	0	dev	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags

drivers/i2c/busses/i2c-at91-master.c atmel_twi_interrupt() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	32
DATA_SOURCE	0	dev	$1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	*dev->buf	0-255
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags

drivers/i2c/busses/i2c-at91-slave.c atmel_twi_interrupt_slave() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	1	reg	32
DATA_SOURCE	0	dev	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags

drivers/i2c/busses/i2c-at91-slave.c atmel_twi_interrupt_slave() -> at91_twi_read()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	1	reg	44
DATA_SOURCE	0	dev	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&desc->request_mutex
HALF_LOCKED2		flags