Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/dma/direct.c dma_coherent_ok() -> phys_to_dma_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 1 | phys | $1 |
| DATA_SOURCE | 2 | unencrypted | r force_dma_unencrypted |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | dev->cma_area->available_count | |
| UNITS | 0 | dev | unit_byte |
kernel/dma/direct.c dma_direct_alloc() -> phys_to_dma_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->dma_range_map | 0,4096-ptr_max |
| PARAM_VALUE | 1 | phys | 0,4096-18446744073709547520 |
| CAPPED_DATA | 1 | phys | 1 |
| DATA_SOURCE | 0 | dev | $0 |
| BIT_INFO | 1 | phys | 0x0,0xfffffffffffff000 |
| BIT_INFO | 2 | unencrypted | 0x0,0x4000 |
kernel/dma/direct.c dma_direct_alloc_from_pool() -> phys_to_dma_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->dma_range_map | 0,4096-ptr_max |
| PARAM_VALUE | 1 | phys | 0,4096-18446744073709547520 |
| CAPPED_DATA | 1 | phys | 1 |
| DATA_SOURCE | 0 | dev | $0 |
| BIT_INFO | 1 | phys | 0x0,0xfffffffffffff000 |
| BIT_INFO | 2 | unencrypted | 0x0,0x4000 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | dev->cma_area->available_count | |
| UNITS | 0 | dev | unit_byte |
kernel/dma/direct.c dma_direct_alloc_pages() -> phys_to_dma_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->dma_range_map | 0,4096-ptr_max |
| PARAM_VALUE | 1 | phys | 0,4096-18446744073709547520 |
| CAPPED_DATA | 0 | dev->cma_area->nranges | 1 |
| CAPPED_DATA | 1 | phys | 1 |
| DATA_SOURCE | 0 | dev | $0 |
| BIT_INFO | 1 | phys | 0x0,0xfffffffffffff000 |
| BIT_INFO | 2 | unencrypted | 0x0,0x4000 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | dev->cma_area->available_count | 1-s64max[c] |
| NO_OVERFLOW_SIMPLE | 0 | dev->cma_area->available_count | |
| UNITS | 0 | dev | unit_byte |
kernel/dma/direct.c dma_direct_get_required_mask() -> phys_to_dma_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 1 | phys | 4095-4503599627370495,u64max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 2 | unencrypted | r force_dma_unencrypted |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| UNITS | 1 | phys | unit_byte |