Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 2 files as a function:
Referenced in 5 files:
- drivers/iommu/amd/iommu.c, line 545
- drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
- drivers/iommu/intel/iommu.c
- drivers/iommu/iommu.c
- drivers/pci/ats.c
Smatch caller information:
drivers/iommu/amd/iommu.c pdev_get_caps() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
drivers/iommu/intel/iommu.c intel_iommu_probe_device() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 0,4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &iommu_probe_device_lock |
drivers/iommu/intel/iommu.c intel_iommu_probe_device() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| CAPPED_DATA | 0 | dev | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &iommu_probe_device_lock |
drivers/iommu/intel/iommu.c intel_iommu_release_device() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &group->mutex | ||
| LOCK2 | &iommu->iopf_lock | ||
| HALF_LOCKED2 | global &iommu_probe_device_lock | ||
| TYPE_LOCK | (struct intel_iommu)->iopf_lock | ||
| TYPE_LOCK | (struct iommu_group)->mutex |
drivers/pci/ats.c pci_ats_required() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | dev | $0 |
drivers/pci/ats.c pci_ats_supported() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | dev->acs_capabilities | 0-u16max |
| HOST_DATA | 0 | dev->bus->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->bus->parent->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->class | 0-16777215 |
| HOST_DATA | 0 | dev->current_state | 0-3[c] |
| HOST_DATA | 0 | dev->dev.flags | 0-u32max |
| HOST_DATA | 0 | dev->devcap | 0-u32max |
| HOST_DATA | 0 | dev->devfn | 1-503[c] |
| HOST_DATA | 0 | dev->device | 0-u16max |
| HOST_DATA | 0 | dev->eetlp_prefix_max | 0-7[c] |
| HOST_DATA | 0 | dev->fm_enabled | 0-1[c] |
| HOST_DATA | 0 | dev->hdr_type | 0-255[c] |
| HOST_DATA | 0 | dev->ide_cfg | 0-1[c] |
| HOST_DATA | 0 | dev->ide_tee_limit | 0-1[c] |
| HOST_DATA | 0 | dev->irq | 0-255 |
| HOST_DATA | 0 | dev->is_cxl | 0-1 |
| HOST_DATA | 0 | dev->multifunction | 0-1[c] |
| HOST_DATA | 0 | dev->nr_ide_mem | 0-255[c] |
| HOST_DATA | 0 | dev->pcie_flags_reg | 0-u16max |
| HOST_DATA | 0 | dev->pcie_mpss | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->acs_capabilities | 0-u16max |
| HOST_DATA | 0 | dev->physfn->bus->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->physfn->bus->parent->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->physfn->class | 0-16777215 |
| HOST_DATA | 0 | dev->physfn->current_state | 0-3[c] |
| HOST_DATA | 0 | dev->physfn->devcap | 0-u32max |
| HOST_DATA | 0 | dev->physfn->devfn | 1-503[c] |
| HOST_DATA | 0 | dev->physfn->device | 0-u16max |
| HOST_DATA | 0 | dev->physfn->eetlp_prefix_max | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->fm_enabled | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->hdr_type | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->ide_cfg | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->ide_tee_limit | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->irq | 0-255 |
| HOST_DATA | 0 | dev->physfn->is_cxl | 0-1 |
| HOST_DATA | 0 | dev->physfn->multifunction | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->nr_ide_mem | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->pcie_flags_reg | 0-u16max |
| HOST_DATA | 0 | dev->physfn->pcie_mpss | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->pin | 0 |
| HOST_DATA | 0 | dev->physfn->pme_support | 0-31[c] |
| HOST_DATA | 0 | dev->physfn->ptm_granularity | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->revision | 0-255 |
| HOST_DATA | 0 | dev->physfn->subsystem_device | 0-u16max |
| HOST_DATA | 0 | dev->physfn->subsystem_vendor | 0-u16max |
| HOST_DATA | 0 | dev->physfn->supported_speeds | 0,2-254[c] |
| HOST_DATA | 0 | dev->physfn->transparent | 0[c] |
| HOST_DATA | 0 | dev->physfn->vendor | 0-u16max |
| HOST_DATA | 0 | dev->pin | 0 |
| HOST_DATA | 0 | dev->pme_support | 0-31[c] |
| HOST_DATA | 0 | dev->ptm_granularity | 0-255[c] |
| HOST_DATA | 0 | dev->revision | 0-255 |
| HOST_DATA | 0 | dev->subsystem_device | 0-u16max |
| HOST_DATA | 0 | dev->subsystem_vendor | 0-u16max |
| HOST_DATA | 0 | dev->supported_speeds | 0,2-254[c] |
| HOST_DATA | 0 | dev->transparent | 0[c] |
| HOST_DATA | 0 | dev->vendor | 0-u16max |
| HOST_DATA | 0 | *dev->dev.driver_data | s64min-s64max |
| HOST_DATA | 0 | *dev->physfn->dev.driver_data | s64min-s64max |
| HALF_LOCKED2 | &iommu->iopf_lock | ||
| HALF_LOCKED2 | global &iommu_probe_device_lock |
drivers/pci/ats.c pci_enable_ats() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dev_data->mutex |
drivers/pci/ats.c pci_prepare_ats() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| CAPPED_DATA | 0 | dev | 1 |
| DATA_SOURCE | 0 | dev | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &iommu_probe_device_lock |
drivers/iommu/iommu.c pci_dev_reset_iommu_done() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1)-s32max |
| BUF_SIZE | 0 | dev | (-1)-s32max |
| BUF_SIZE | 0 | dev->dev.dma_mask | (-1),8 |
| BUF_SIZE | 0 | dev->dev.dma_parms | (-1),16 |
| BUF_SIZE | 0 | dev->physfn | (-1),16,40,56,96,128,240,656,704,888,1600,1616,1752,2072,8064 |
| CAPPED_DATA | 0 | dev | 1 |
| DATA_SOURCE | 0 | dev | $0 |
| STR_LEN | 0 | dev | (-1),9-10,12 |
| STR_LEN | 0 | dev | (-1),9-10,12 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | dev->acs_capabilities | 0-u16max |
| HOST_DATA | 0 | dev->bus->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->bus->parent->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->bus->self->pcie_flags_reg | 0-u16max |
| HOST_DATA | 0 | dev->class | 0-16777215 |
| HOST_DATA | 0 | dev->current_state | 0-3[c] |
| HOST_DATA | 0 | dev->dev.class | 0-16777215 |
| HOST_DATA | 0 | dev->dev.flags | 0-u32max |
| HOST_DATA | 0 | dev->dev.iommu.max_pasids | 0-u32max |
| HOST_DATA | 0 | dev->devcap | 0-u32max |
| HOST_DATA | 0 | dev->devfn | 0-503[c] |
| HOST_DATA | 0 | dev->device | 0-u16max |
| HOST_DATA | 0 | dev->eetlp_prefix_max | 0-7[c] |
| HOST_DATA | 0 | dev->fm_enabled | 0-1[c] |
| HOST_DATA | 0 | dev->hdr_type | 0-255[c] |
| HOST_DATA | 0 | dev->ide_cfg | 0-1[c] |
| HOST_DATA | 0 | dev->ide_tee_limit | 0-1[c] |
| HOST_DATA | 0 | dev->irq | 0-255 |
| HOST_DATA | 0 | dev->is_cxl | 0-1 |
| HOST_DATA | 0 | dev->multifunction | 0-1[c] |
| HOST_DATA | 0 | dev->nr_ide_mem | 0-255[c] |
| HOST_DATA | 0 | dev->pcie_flags_reg | 0-u16max |
| HOST_DATA | 0 | dev->pcie_mpss | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->acs_capabilities | 0-u16max |
| HOST_DATA | 0 | dev->physfn->bus->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->physfn->bus->parent->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->physfn->class | 0-16777215 |
| HOST_DATA | 0 | dev->physfn->current_state | 0-3[c] |
| HOST_DATA | 0 | dev->physfn->devcap | 0-u32max |
| HOST_DATA | 0 | dev->physfn->devfn | 1-503[c] |
| HOST_DATA | 0 | dev->physfn->device | 0-u16max |
| HOST_DATA | 0 | dev->physfn->eetlp_prefix_max | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->fm_enabled | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->hdr_type | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->ide_cfg | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->ide_tee_limit | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->irq | 0-255 |
| HOST_DATA | 0 | dev->physfn->is_cxl | 0-1 |
| HOST_DATA | 0 | dev->physfn->multifunction | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->nr_ide_mem | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->pcie_flags_reg | 0-u16max |
| HOST_DATA | 0 | dev->physfn->pcie_mpss | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->pin | 0 |
| HOST_DATA | 0 | dev->physfn->pme_support | 0-31[c] |
| HOST_DATA | 0 | dev->physfn->ptm_granularity | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->revision | 0-255 |
| HOST_DATA | 0 | dev->physfn->subsystem_device | 0-u16max |
| HOST_DATA | 0 | dev->physfn->subsystem_vendor | 0-u16max |
| HOST_DATA | 0 | dev->physfn->supported_speeds | 0,2-254[c] |
| HOST_DATA | 0 | dev->physfn->transparent | 0[c] |
| HOST_DATA | 0 | dev->physfn->vendor | 0-u16max |
| HOST_DATA | 0 | dev->pin | 0 |
| HOST_DATA | 0 | dev->pme_support | 0-31[c] |
| HOST_DATA | 0 | dev->ptm_granularity | 0-255[c] |
| HOST_DATA | 0 | dev->revision | 0-255 |
| HOST_DATA | 0 | dev->subsystem_device | 0-u16max |
| HOST_DATA | 0 | dev->subsystem_vendor | 0-u16max |
| HOST_DATA | 0 | dev->supported_speeds | 0,2-254[c] |
| HOST_DATA | 0 | dev->transparent | 0[c] |
| HOST_DATA | 0 | dev->vendor | 0-u16max |
| HOST_DATA | 0 | *dev->dev.driver_data | s64min-s64max |
| HOST_DATA | 0 | *dev->physfn->dev.driver_data | s64min-s64max |
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | 0 | &dev->dev.mutex |
drivers/iommu/iommu.c pci_dev_reset_iommu_prepare() -> pci_ats_supported()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1)-s32max |
| BUF_SIZE | 0 | dev | (-1)-s32max |
| BUF_SIZE | 0 | dev->dev.dma_mask | (-1),8 |
| BUF_SIZE | 0 | dev->dev.dma_parms | (-1),16 |
| BUF_SIZE | 0 | dev->physfn | (-1),16,40,56,96,128,240,656,704,888,1600,1616,1752,2072,8064 |
| DATA_SOURCE | 0 | dev | $0 |
| STR_LEN | 0 | dev | (-1),9-10,12 |
| STR_LEN | 0 | dev | (-1),9-10,12 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 0 | dev->acs_capabilities | 0-u16max |
| HOST_DATA | 0 | dev->bus->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->bus->parent->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->class | 0-16777215 |
| HOST_DATA | 0 | dev->current_state | 0-3[c] |
| HOST_DATA | 0 | dev->devcap | 0-u32max |
| HOST_DATA | 0 | dev->devfn | 0-503[c] |
| HOST_DATA | 0 | dev->device | 0-u16max |
| HOST_DATA | 0 | dev->eetlp_prefix_max | 0-7[c] |
| HOST_DATA | 0 | dev->fm_enabled | 0-1[c] |
| HOST_DATA | 0 | dev->hdr_type | 0-255[c] |
| HOST_DATA | 0 | dev->ide_cfg | 0-1[c] |
| HOST_DATA | 0 | dev->ide_tee_limit | 0-1[c] |
| HOST_DATA | 0 | dev->irq | 0-255 |
| HOST_DATA | 0 | dev->is_cxl | 0-1 |
| HOST_DATA | 0 | dev->multifunction | 0-1[c] |
| HOST_DATA | 0 | dev->nr_ide_mem | 0-255[c] |
| HOST_DATA | 0 | dev->pcie_flags_reg | 0-u16max |
| HOST_DATA | 0 | dev->pcie_mpss | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->acs_capabilities | 0-u16max |
| HOST_DATA | 0 | dev->physfn->bus->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->physfn->bus->parent->bridge_ctl | 0-u16max |
| HOST_DATA | 0 | dev->physfn->class | 0-16777215 |
| HOST_DATA | 0 | dev->physfn->current_state | 0-3[c] |
| HOST_DATA | 0 | dev->physfn->devcap | 0-u32max |
| HOST_DATA | 0 | dev->physfn->devfn | 1-503[c] |
| HOST_DATA | 0 | dev->physfn->device | 0-u16max |
| HOST_DATA | 0 | dev->physfn->eetlp_prefix_max | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->fm_enabled | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->hdr_type | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->ide_cfg | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->ide_tee_limit | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->irq | 0-255 |
| HOST_DATA | 0 | dev->physfn->is_cxl | 0-1 |
| HOST_DATA | 0 | dev->physfn->multifunction | 0-1[c] |
| HOST_DATA | 0 | dev->physfn->nr_ide_mem | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->pcie_flags_reg | 0-u16max |
| HOST_DATA | 0 | dev->physfn->pcie_mpss | 0-7[c] |
| HOST_DATA | 0 | dev->physfn->pin | 0 |
| HOST_DATA | 0 | dev->physfn->pme_support | 0-31[c] |
| HOST_DATA | 0 | dev->physfn->ptm_granularity | 0-255[c] |
| HOST_DATA | 0 | dev->physfn->revision | 0-255 |
| HOST_DATA | 0 | dev->physfn->subsystem_device | 0-u16max |
| HOST_DATA | 0 | dev->physfn->subsystem_vendor | 0-u16max |
| HOST_DATA | 0 | dev->physfn->supported_speeds | 0,2-254[c] |
| HOST_DATA | 0 | dev->physfn->transparent | 0[c] |
| HOST_DATA | 0 | dev->physfn->vendor | 0-u16max |
| HOST_DATA | 0 | dev->pin | 0 |
| HOST_DATA | 0 | dev->pme_support | 0-31[c] |
| HOST_DATA | 0 | dev->ptm_granularity | 0-255[c] |
| HOST_DATA | 0 | dev->revision | 0-255 |
| HOST_DATA | 0 | dev->subsystem_device | 0-u16max |
| HOST_DATA | 0 | dev->subsystem_vendor | 0-u16max |
| HOST_DATA | 0 | dev->supported_speeds | 0,2-254[c] |
| HOST_DATA | 0 | dev->transparent | 0[c] |
| HOST_DATA | 0 | dev->vendor | 0-u16max |
| HOST_DATA | 0 | *dev->dev.driver_data | s64min-s64max |
| HOST_DATA | 0 | *dev->physfn->dev.driver_data | s64min-s64max |
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | 0 | &dev->dev.mutex |