Defined in 1 files as a prototype:
Defined in 2 files as a function:
- include/linux/dma-map-ops.h, line 333 (as a function)
- kernel/dma/mapping.c, line 538 (as a function)
Referenced in 3 files:
Smatch caller information:
kernel/dma/ops_helpers.c dma_common_mmap() -> dma_pgprot()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 2 | attrs | $5 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dev->attach_lock | ||
| HALF_LOCKED2 | &fbi->mm_lock | ||
| HALF_LOCKED2 | &file->device->disassociate_srcu | ||
| HALF_LOCKED2 | &file->disassociation_lock | ||
| HALF_LOCKED2 | &idev->info_lock | ||
| HALF_LOCKED2 | &info->mm_lock | ||
| HALF_LOCKED2 | &q->mutex |
drivers/iommu/dma-iommu.c iommu_dma_alloc_pages() -> dma_pgprot()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 2 | attrs | $4 |
| BIT_INFO | 2 | attrs | 0x0,0xffffffffffffdfff |
| BIT_INFO | 2 | attrs | 0x0,0xffffffffffffdfff |
drivers/iommu/dma-iommu.c iommu_dma_alloc_remap() -> dma_pgprot()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 2 | attrs | $4 |
| BIT_INFO | 2 | attrs | 0x0,0xffffffffffffdfbf |
| BIT_INFO | 2 | attrs | 0x0,0xffffffffffffdfbf |
drivers/iommu/dma-iommu.c iommu_dma_mmap() -> dma_pgprot()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 2 | attrs | $5 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | &dev->attach_lock | ||
| HALF_LOCKED2 | &fbi->mm_lock | ||
| HALF_LOCKED2 | &file->device->disassociate_srcu | ||
| HALF_LOCKED2 | &file->disassociation_lock | ||
| HALF_LOCKED2 | &idev->info_lock | ||
| HALF_LOCKED2 | &info->mm_lock | ||
| HALF_LOCKED2 | &q->mutex |
kernel/dma/direct.c dma_direct_alloc() -> dma_pgprot()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 2 | attrs | $4 [m] |
| BIT_INFO | 2 | attrs | 0x0,0xffffffffffffdfff |
| BIT_INFO | 2 | attrs | 0x0,0xffffffffffffdfff |
kernel/dma/direct.c dma_direct_mmap() -> dma_pgprot()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| DATA_SOURCE | 2 | attrs | $5 [m] |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | &dev->attach_lock | ||
| HALF_LOCKED2 | &fbi->mm_lock | ||
| HALF_LOCKED2 | &file->device->disassociate_srcu | ||
| HALF_LOCKED2 | &file->disassociation_lock | ||
| HALF_LOCKED2 | &idev->info_lock | ||
| HALF_LOCKED2 | &info->mm_lock | ||
| HALF_LOCKED2 | &q->mutex |