From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Tue, 20 Feb 2018 19:51:02 +0100
Subject: drm/amdgpu: further mitigate workaround for i915
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Git-commit: 59dd47728625e6f8e77f888d00596c9fb7057540
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Disable the workaround on imported BOs as well.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexdeucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
@@ -107,12 +107,18 @@ amdgpu_gem_prime_import_sg_table(struct
ww_mutex_lock(&resv->lock, NULL);
ret = amdgpu_bo_create(adev, attach->dmabuf->size, PAGE_SIZE, false,
AMDGPU_GEM_DOMAIN_GTT, 0, sg, resv, &bo);
- ww_mutex_unlock(&resv->lock);
if (ret)
- return ERR_PTR(ret);
+ goto error;
+
+ if (attach->dmabuf->ops != &amdgpu_dmabuf_ops)
+ bo->prime_shared_count = 1;
- bo->prime_shared_count = 1;
+ ww_mutex_unlock(&resv->lock);
return &bo->gem_base;
+
+error:
+ ww_mutex_unlock(&resv->lock);
+ return ERR_PTR(ret);
}
static int amdgpu_gem_map_attach(struct dma_buf *dma_buf,