i2c_put_dma_safe_msg_buf identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/i2c/i2c-core-base.c, line 2694

Defined in 1 files as a prototype:

include/linux/i2c.h, line 969 (as a prototype)

Defined in 1 files as a function:

drivers/i2c/i2c-core-base.c, line 2700 (as a function)

Referenced in 10 files:

Smatch caller information:

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_gpi() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
NOCHECK_CALL

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_gpi() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
NOCHECK_CALL

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_gpi_unmap() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
BUF_SIZE	0	buf	s32min-(-1),1-s32max
DATA_SOURCE	0	buf	$2
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_gpi_unmap() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
DATA_SOURCE	0	buf	$4
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_rx_msg_cleanup() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
DATA_SOURCE	1	msg	$1
RX_PATH
NOCHECK_CALL

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_rx_one_msg() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->flags	1-u16max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	1	msg	$1
RX_PATH
NOCHECK_CALL

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_tx_msg_cleanup() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-qcom-geni.c geni_i2c_tx_one_msg() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-at91-master.c at91_twi_xfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	1	msg	4096-ptr_max
BUF_SIZE	0	buf	s32min-(-2),0-s32max
BUF_SIZE	0	buf	s32min-(-2),0-s32max
NOCHECK_CALL

drivers/i2c/busses/i2c-amd-mp2-plat.c i2c_amd_dma_unmap() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->len	33-u16max
PARAM_VALUE	2	xferred	1
FUZZY_MAX	1	msg->len	33
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&i2c_common->mp2_dev->c2p_lock
TYPE_LOCK		(struct amd_mp2_dev)->c2p_lock

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	1
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	1
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->buf	1-u64max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	1
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-mt65xx.c mtk_i2c_do_transfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	2	xferred	1
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
NOCHECK_CALL

drivers/i2c/busses/i2c-mxs.c mxs_i2c_xfer_msg() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->flags	1-u16max
PARAM_VALUE	1	msg->len	5-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
FUZZY_MAX	1	msg->len	5
NOCHECK_CALL

drivers/i2c/busses/i2c-mxs.c mxs_i2c_xfer_msg() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->flags	1-u16max
PARAM_VALUE	1	msg->len	5-u16max
PARAM_VALUE	2	xferred	1
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
FUZZY_MAX	1	msg->len	5
NOCHECK_CALL

drivers/i2c/busses/i2c-sh_mobile.c sh_mobile_xfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	2	xferred	0
NOCHECK_CALL

drivers/i2c/busses/i2c-stm32f7.c stm32f7_i2c_dma_callback() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	2	xferred	1
BUF_SIZE	0	buf	s32min-(-2),1-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	buf	unit_byte
HALF_LOCKED2		&bdma_chan->lock
HALF_LOCKED2		&ioat_chan->cleanup_lock
HALF_LOCKED2		&mv_chan->lock
HALF_LOCKED2		&pd_chan->lock
HALF_LOCKED2		&plxdev->ring_lock
HALF_LOCKED2		&swdma_chan->complete_lock
HALF_LOCKED2		&td_chan->lock
HALF_LOCKED2		bh

drivers/i2c/busses/i2c-stm32f7.c stm32f7_i2c_xfer_msg() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	0	buf	1
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	1	msg	$1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	buf	unit_byte

drivers/i2c/busses/i2c-virtio.c virtio_i2c_complete_reqs() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	1	msg	4096-ptr_max
NOCHECK_CALL

drivers/i2c/busses/i2c-virtio.c virtio_i2c_prepare_reqs() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	2	xferred	0
NOCHECK_CALL

drivers/i2c/busses/i2c-imx-lpi2c.c lpi2c_imx_dma_xfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	0
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL

drivers/i2c/busses/i2c-imx-lpi2c.c lpi2c_imx_dma_xfer() -> i2c_put_dma_safe_msg_buf()

Type	Parameter	Key	Value
PARAM_VALUE	0	buf	1-u64max
PARAM_VALUE	1	msg	4096-ptr_max
PARAM_VALUE	1	msg->len	1-u16max
PARAM_VALUE	2	xferred	1
BUF_SIZE	0	buf	s32min-(-2),1-s32max
BUF_SIZE	0	buf	s32min-(-2),1-s32max
CAPPED_DATA	1	msg->len	1
DATA_SOURCE	0	buf	r i2c_get_dma_safe_msg_buf
DATA_SOURCE	1	msg	$1
NOCHECK_CALL