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From 862b17a4ef83880a5784e5c03f98c36797f77e7f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Tue, 20 Feb 2018 19:51:02 +0100
Subject: [PATCH 3692/4131] drm/amdgpu: further mitigate workaround for i915
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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: Kalyan Alle <kalyan.alle@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c | 25 ++++++-------------------
1 file changed, 6 insertions(+), 19 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
index 88d9fd6..3af671b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
@@ -100,35 +100,22 @@ amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
struct reservation_object *resv = attach->dmabuf->resv;
struct amdgpu_device *adev = dev->dev_private;
struct amdgpu_bo *bo;
- struct amdgpu_gem_object *gobj;
int ret;
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;
bo->prime_shared_count = 1;
- gobj = kzalloc(sizeof(struct amdgpu_gem_object), GFP_KERNEL);
- if (unlikely(!gobj)) {
- amdgpu_bo_unref(&bo);
- return ERR_PTR(-ENOMEM);
- }
-
- ret = drm_gem_object_init(adev->ddev, &gobj->base, amdgpu_bo_size(bo));
- if (unlikely(ret)) {
- kfree(gobj);
- amdgpu_bo_unref(&bo);
- return ERR_PTR(ret);
- }
-
- list_add(&gobj->list, &bo->gem_objects);
- gobj->bo = amdgpu_bo_ref(bo);
+ ww_mutex_unlock(&resv->lock);
+ return &bo->gem_base;
- return &gobj->base;
+error:
+ ww_mutex_unlock(&resv->lock);
+ return ERR_PTR(ret);
}
struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *obj)
--
2.7.4
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