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Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/1706-drm-amdgpu-Support-DGMA-domain-in-get_dmabuf_info-v2.patch')
-rw-r--r--common/recipes-kernel/linux/linux-yocto-4.14.71/1706-drm-amdgpu-Support-DGMA-domain-in-get_dmabuf_info-v2.patch47
1 files changed, 47 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/1706-drm-amdgpu-Support-DGMA-domain-in-get_dmabuf_info-v2.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/1706-drm-amdgpu-Support-DGMA-domain-in-get_dmabuf_info-v2.patch
new file mode 100644
index 00000000..d050bd12
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/1706-drm-amdgpu-Support-DGMA-domain-in-get_dmabuf_info-v2.patch
@@ -0,0 +1,47 @@
+From 5b48155609cac830a2728f033e63275f0e48d6ab Mon Sep 17 00:00:00 2001
+From: ozeng <oak.zeng@amd.com>
+Date: Fri, 5 May 2017 16:19:11 -0500
+Subject: [PATCH 1706/4131] drm/amdgpu: Support DGMA domain in get_dmabuf_info
+ v2
+
+Change-Id: I2500738f01a72962ef664dff971810a5165a517f
+Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
+Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 13 +++++++++----
+ 1 file changed, 9 insertions(+), 4 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+index 46e1954..6446d8f 100755
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+@@ -437,8 +437,9 @@ int amdgpu_amdkfd_get_dmabuf_info(struct kgd_dev *kgd, int dma_buf_fd,
+ adev = obj->dev->dev_private;
+ bo = gem_to_amdgpu_bo(obj);
+ if (!(bo->prefered_domains & (AMDGPU_GEM_DOMAIN_VRAM |
+- AMDGPU_GEM_DOMAIN_GTT)))
+- /* Only VRAM and GTT BOs are supported */
++ AMDGPU_GEM_DOMAIN_GTT |
++ AMDGPU_GEM_DOMAIN_DGMA)))
++ /* Only VRAM, GTT and DGMA BOs are supported */
+ goto out_put;
+
+ r = 0;
+@@ -452,8 +453,12 @@ int amdgpu_amdkfd_get_dmabuf_info(struct kgd_dev *kgd, int dma_buf_fd,
+ r = amdgpu_bo_get_metadata(bo, metadata_buffer, buffer_size,
+ metadata_size, &metadata_flags);
+ if (flags) {
+- *flags = (bo->prefered_domains & AMDGPU_GEM_DOMAIN_VRAM) ?
+- ALLOC_MEM_FLAGS_VRAM : ALLOC_MEM_FLAGS_GTT;
++ /* If the preferred domain is DGMA, set flags to VRAM because
++ * KFD doesn't support allocating DGMA memory
++ */
++ *flags = (bo->prefered_domains & (AMDGPU_GEM_DOMAIN_VRAM |
++ AMDGPU_GEM_DOMAIN_DGMA)) ?
++ ALLOC_MEM_FLAGS_VRAM : ALLOC_MEM_FLAGS_GTT;
+
+ if (bo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED)
+ *flags |= ALLOC_MEM_FLAGS_PUBLIC;
+--
+2.7.4
+