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Commit 1733a2ad authored by Alexandre Courbot's avatar Alexandre Courbot Committed by Ben Skeggs
Browse files

drm/nouveau/device/pci: set as non-CPU-coherent on ARM64 



Without this buffer inconsistencies may appear between the CPU
and GPU when using a PCI GPU on an ARM64 board.

Signed-off-by: default avatarAlexandre Courbot <acourbot@nvidia.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent f2014cd0

drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c

+1 −1
Original line number Diff line number Diff line
@@ -1614,7 +1614,7 @@ nvkm_device_pci_func = { 
	.fini = nvkm_device_pci_fini,

	.resource_addr = nvkm_device_pci_resource_addr,

	.resource_size = nvkm_device_pci_resource_size,

	.cpu_coherent = !IS_ENABLED(CONFIG_ARM),

	.cpu_coherent = !IS_ENABLED(CONFIG_ARM) && !IS_ENABLED(CONFIG_ARM64),

};



int