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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

drivers/char/lp.c lp_console_write() -> parport_write()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
PARAM_VALUE 2 len 1-9223372036854775807
BUF_SIZE 1 buffer (-1),1,7,85,256,512,2048
DATA_SOURCE 1 buffer $1 [m]
STR_LEN 0 port (-1),6
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 port->physport->cad->state->u.pc s64min-s64max
HOST_DATA 0 port->physport->cad->state->u.pc->ctr 0-u32max
HOST_DATA 0 port->physport->cad->state->u.pc->ecr 0-u32max
HOST_DATA 0 port->physport->private_data->ctr 0-255[c]
HOST_DATA 0 port->private_data->shadowDCR 0-255[c]
UNITS 0 port unit_byte
HALF_LOCKED2 flags

drivers/char/lp.c lp_console_write() -> parport_write()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
PARAM_VALUE 2 len 1-s32max
BUF_SIZE 1 buffer (-1),3
STR_LEN 0 port (-1),2
TERMINATED 1 buffer 1
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 port->physport->cad->state->u.pc s64min-s64max
HOST_DATA 0 port->physport->cad->state->u.pc->ctr 0-u32max
HOST_DATA 0 port->physport->cad->state->u.pc->ecr 0-u32max
HOST_DATA 0 port->physport->private_data->ctr 0-255[c]
HOST_DATA 0 port->private_data->shadowDCR 0-255[c]
UNITS 0 port unit_byte
HALF_LOCKED2 flags

drivers/char/lp.c lp_write() -> parport_write()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
PARAM_VALUE 0 port->physport->ieee1284.irq.first_waiter->up 0-1
PARAM_VALUE 2 len 0-4096
BUF_SIZE 1 buffer 4096
CAPPED_DATA 2 len 1
CAPPED_DATA 2 len 1
FUZZY_MAX 2 len 4096
HOST_DATA 0 port->physport->cad->state->u.pc s64min-s64max
HOST_DATA 0 port->physport->cad->state->u.pc->ctr 0-u32max
HOST_DATA 0 port->physport->cad->state->u.pc->ecr 0-u32max
USER_DATA 0 port->physport->private_data->ctr 0-255[c]
USER_DATA 0 port->private_data->shadowDCR 0-255[c]
USER_DATA 0 *port->physport->private_data->dma_buf 0-255
USER_DATA 2 len 0-4096[c]
UNITS 0 port unit_byte
USER_PTR 1 buffer

drivers/char/ppdev.c pp_write() -> parport_write()

Type Parameter Key Value
PARAM_VALUE 0 port 4096-ptr_max
PARAM_VALUE 0 port->physport->ieee1284.irq.first_waiter->up 0-1
PARAM_VALUE 1 buffer 16,4096-ptr_max
PARAM_VALUE 2 len 1-1024
BUF_SIZE 1 buffer 0-1024
CAPPED_DATA 2 len 1
DATA_SOURCE 1 buffer r _kmalloc_noprof
HOST_DATA 0 port->physport->cad->state->u.pc s64min-s64max
HOST_DATA 0 port->physport->cad->state->u.pc->ctr 0-u32max
HOST_DATA 0 port->physport->cad->state->u.pc->ecr 0-u32max
USER_DATA 0 port->physport->private_data->ctr 0-255[c]
USER_DATA 0 port->private_data->shadowDCR 0-255[c]
USER_DATA 0 *port->physport->private_data->dma_buf 0-255
USER_DATA 2 len 1-1023[c]
UNITS 0 port unit_byte
USER_PTR 1 buffer