Commit 8c9ff1b1 authored by Lizhi Hou's avatar Lizhi Hou Committed by Jeff Hugo
Browse files

accel/amdxdna: Add a new driver for AMD AI Engine 



AMD AI Engine forms the core of AMD NPU and can be used for accelerating
machine learning applications.

Add the driver to support AI Engine integrated to AMD CPU.
Only very basic functionalities are added.
  - module and PCI device initialization
  - firmware load
  - power up
  - low level hardware initialization

Co-developed-by: default avatarNarendra Gutta <VenkataNarendraKumar.Gutta@amd.com>
Signed-off-by: default avatarNarendra Gutta <VenkataNarendraKumar.Gutta@amd.com>
Co-developed-by: default avatarGeorge Yang <George.Yang@amd.com>
Signed-off-by: default avatarGeorge Yang <George.Yang@amd.com>
Co-developed-by: default avatarMin Ma <min.ma@amd.com>
Signed-off-by: default avatarMin Ma <min.ma@amd.com>
Reviewed-by: default avatarJeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: default avatarLizhi Hou <lizhi.hou@amd.com>
Signed-off-by: default avatarJeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241118172942.2014541-3-lizhi.hou@amd.com
parent cafb2c9c

MAINTAINERS

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@@ -1178,6 +1178,16 @@ M: Sanjay R Mehta <sanju.mehta@amd.com> 
S:	Maintained

F:	drivers/spi/spi-amd.c









AMD XDNA DRIVER









M:	Min Ma <min.ma@amd.com>









M:	Lizhi Hou <lizhi.hou@amd.com>









L:	dri-devel@lists.freedesktop.org









S:	Supported









T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git









F:	Documentation/accel/amdxdna/









F:	drivers/accel/amdxdna/









F:	include/uapi/drm/amdxdna_accel.h

















AMD XGBE DRIVER









M:	"Shyam Sundar S K" <Shyam-sundar.S-k@amd.com>









L:	netdev@vger.kernel.org
































drivers/accel/Kconfig



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@@ -24,6 +24,7 @@ menuconfig DRM_ACCEL







	  different device files, called accel/accel* (in /dev, sysfs









	  and debugfs).



















source "drivers/accel/amdxdna/Kconfig"









source "drivers/accel/habanalabs/Kconfig"









source "drivers/accel/ivpu/Kconfig"









source "drivers/accel/qaic/Kconfig"
































drivers/accel/Makefile



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# SPDX-License-Identifier: GPL-2.0-only



















obj-$(CONFIG_DRM_ACCEL_AMDXDNA)		+= amdxdna/









obj-$(CONFIG_DRM_ACCEL_HABANALABS)	+= habanalabs/









obj-$(CONFIG_DRM_ACCEL_IVPU)		+= ivpu/









obj-$(CONFIG_DRM_ACCEL_QAIC)		+= qaic/
























drivers/accel/amdxdna/Kconfig
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# SPDX-License-Identifier: GPL-2.0-only



















config DRM_ACCEL_AMDXDNA









	tristate "AMD AI Engine"









	depends on AMD_IOMMU









	depends on DRM_ACCEL









	depends on PCI && HAS_IOMEM









	depends on X86_64









	select DRM_SCHED









	select DRM_GEM_SHMEM_HELPER









	select FW_LOADER









	select HMM_MIRROR









	help









	  Choose this option to enable support for NPU integrated into AMD









	  client CPUs like AMD Ryzen AI 300 Series. AMD NPU can be used to









	  accelerate machine learning applications.



















	  If "M" is selected, the driver module will be amdxdna.
























drivers/accel/amdxdna/Makefile
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# SPDX-License-Identifier: GPL-2.0-only



















amdxdna-y := \









	aie2_pci.o \









	aie2_psp.o \









	aie2_smu.o \









	amdxdna_pci_drv.o \









	amdxdna_sysfs.o \









	npu1_regs.o \









	npu2_regs.o \









	npu4_regs.o \









	npu5_regs.o









obj-$(CONFIG_DRM_ACCEL_AMDXDNA) = amdxdna.o