diff options
Diffstat (limited to 'drivers/accel/habanalabs/Kconfig')
| -rw-r--r-- | drivers/accel/habanalabs/Kconfig | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/accel/habanalabs/Kconfig b/drivers/accel/habanalabs/Kconfig index be85336107f9..6d1506acbd72 100644 --- a/drivers/accel/habanalabs/Kconfig +++ b/drivers/accel/habanalabs/Kconfig @@ -6,7 +6,7 @@ config DRM_ACCEL_HABANALABS tristate "HabanaLabs AI accelerators" depends on DRM_ACCEL - depends on X86_64 + depends on X86 && X86_64 depends on PCI && HAS_IOMEM select GENERIC_ALLOCATOR select HWMON @@ -27,3 +27,26 @@ config DRM_ACCEL_HABANALABS To compile this driver as a module, choose M here: the module will be called habanalabs. + +if DRM_ACCEL_HABANALABS + +config HL_HLDIO + bool "Habanalabs NVMe Direct I/O (HLDIO)" + depends on PCI_P2PDMA + depends on BLOCK + help + Enable NVMe peer-to-peer direct I/O support for Habanalabs AI + accelerators. + + This allows direct data transfers between NVMe storage devices + and Habanalabs accelerators without involving system memory, + using PCI peer-to-peer DMA capabilities. + + Requirements: + - CONFIG_PCI_P2PDMA=y + - NVMe device and Habanalabs accelerator under same PCI root complex + - IOMMU disabled or in passthrough mode + - Hardware supporting PCI P2P DMA + + If unsure, say N +endif # DRM_ACCEL_HABANALABS |