From ba3c87fffb79311f54464288c66421d19c2c1234 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 2 Jun 2023 12:58:05 -0400 Subject: [PATCH] amd/amdkfd: drop unused KFD_IOCTL_SVM_FLAG_UNCACHED flag Was leftover from GC 9.4.3 bring up and is currently unused. Drop it for now. Cc: Philip.Yang@amd.com Cc: rajneesh.bhardwaj@amd.com Cc: Felix.Kuehling@amd.com Reviewed-by: Rajneesh Bhardwaj Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 2 +- include/uapi/linux/kfd_ioctl.h | 2 -- 2 files changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c index 615eab3f78c9..5ff1a5a89d96 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c @@ -1154,7 +1154,7 @@ svm_range_get_pte_flags(struct kfd_node *node, uint64_t pte_flags; bool snoop = (domain != SVM_RANGE_VRAM_DOMAIN); bool coherent = flags & KFD_IOCTL_SVM_FLAG_COHERENT; - bool uncached = flags & KFD_IOCTL_SVM_FLAG_UNCACHED; + bool uncached = false; /*flags & KFD_IOCTL_SVM_FLAG_UNCACHED;*/ unsigned int mtype_local; if (domain == SVM_RANGE_VRAM_DOMAIN) diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index 2a9671e1ddb5..2da5c3ad71bd 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -623,8 +623,6 @@ enum kfd_mmio_remap { #define KFD_IOCTL_SVM_FLAG_GPU_READ_MOSTLY 0x00000020 /* Keep GPU memory mapping always valid as if XNACK is disable */ #define KFD_IOCTL_SVM_FLAG_GPU_ALWAYS_MAPPED 0x00000040 -/* Uncached access to memory */ -#define KFD_IOCTL_SVM_FLAG_UNCACHED 0x00000080 /** * kfd_ioctl_svm_op - SVM ioctl operations