diff options
Diffstat (limited to 'drivers/misc/habanalabs/common/habanalabs.h')
| -rw-r--r-- | drivers/misc/habanalabs/common/habanalabs.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/common/habanalabs.h b/drivers/misc/habanalabs/common/habanalabs.h index b1517ed22ca3..4dd7108674b3 100644 --- a/drivers/misc/habanalabs/common/habanalabs.h +++ b/drivers/misc/habanalabs/common/habanalabs.h @@ -818,6 +818,30 @@ enum div_select_defs { DIV_SEL_DIVIDED_PLL = 3, }; +enum pci_region { + PCI_REGION_CFG, + PCI_REGION_SRAM, + PCI_REGION_DRAM, + PCI_REGION_SP_SRAM, + PCI_REGION_NUMBER, +}; + +/** + * struct pci_mem_region - describe memory region in a PCI bar + * @region_base: region base address + * @region_size: region size + * @offset_in_bar: region offset into the bar + * @bar_id: bar ID of the region + * @used: if used 1, otherwise 0 + */ +struct pci_mem_region { + u64 region_base; + u64 region_size; + u32 offset_in_bar; + u8 bar_id; + u8 used; +}; + /** * struct static_fw_load_mgr - static FW load manager * @preboot_version_max_off: max offset to preboot version @@ -2014,6 +2038,7 @@ struct hl_mmu_funcs { * @mmu_priv: device-specific MMU data. * @mmu_func: device-related MMU functions. * @fw_loader: FW loader manager. + * @pci_mem_region: array of memory regions in the PCI * @dram_used_mem: current DRAM memory consumption. * @timeout_jiffies: device CS timeout value. * @max_power: the max power of the device, as configured by the sysadmin. This @@ -2141,6 +2166,8 @@ struct hl_device { struct fw_load_mgr fw_loader; + struct pci_mem_region pci_mem_region[PCI_REGION_NUMBER]; + atomic64_t dram_used_mem; u64 timeout_jiffies; u64 max_power; @@ -2474,6 +2501,7 @@ int hl_pci_set_inbound_region(struct hl_device *hdev, u8 region, struct hl_inbound_pci_region *pci_region); int hl_pci_set_outbound_region(struct hl_device *hdev, struct hl_outbound_pci_region *pci_region); +enum pci_region hl_get_pci_memory_region(struct hl_device *hdev, u64 addr); int hl_pci_init(struct hl_device *hdev); void hl_pci_fini(struct hl_device *hdev); |