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authorDave Airlie <airlied@redhat.com>2020-09-17 06:20:48 +0300
committerDave Airlie <airlied@redhat.com>2020-09-17 23:14:41 +0300
commit7626168fd132009c79a0457bccc58014abc738f5 (patch)
tree963660ce229de967db864207c79d913b139f9cde
parent0b988ca1c7c4c73983b4ea96ef7c2af2263c87eb (diff)
downloadlinux-7626168fd132009c79a0457bccc58014abc738f5.tar.xz
drm/ttm: flip tt destroy ordering.
Call the driver first and have it call the common code cleanup. This is useful later to fix unbind. Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200917043040.146575-3-airlied@gmail.com
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c1
-rw-r--r--drivers/gpu/drm/drm_gem_vram_helper.c1
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c1
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_sgdma.c1
-rw-r--r--drivers/gpu/drm/qxl/qxl_ttm.c1
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c3
-rw-r--r--drivers/gpu/drm/ttm/ttm_tt.c7
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c1
-rw-r--r--include/drm/ttm/ttm_tt.h7
9 files changed, 22 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 2851cf30091a..dbe3f90a0cf6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1267,6 +1267,7 @@ static void amdgpu_ttm_backend_destroy(struct ttm_bo_device *bdev,
{
struct amdgpu_ttm_tt *gtt = (void *)ttm;
+ ttm_tt_destroy_common(bdev, ttm);
if (gtt->usertask)
put_task_struct(gtt->usertask);
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index f96321509d7e..50cad0e4a92e 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -922,6 +922,7 @@ static const struct drm_gem_object_funcs drm_gem_vram_object_funcs = {
static void bo_driver_ttm_tt_destroy(struct ttm_bo_device *bdev, struct ttm_tt *tt)
{
+ ttm_tt_destroy_common(bdev, tt);
ttm_tt_fini(tt);
kfree(tt);
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 616d8844ba97..b239381498c3 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1372,6 +1372,7 @@ nouveau_ttm_tt_destroy(struct ttm_bo_device *bdev,
#if IS_ENABLED(CONFIG_AGP)
struct nouveau_drm *drm = nouveau_bdev(bdev);
if (drm->agp.bridge) {
+ ttm_tt_destroy_common(bdev, ttm);
ttm_agp_destroy(ttm);
return;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
index 21fb92770ea2..0dfaa6fb536e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c
+++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c
@@ -20,6 +20,7 @@ nouveau_sgdma_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)ttm;
if (ttm) {
+ ttm_tt_destroy_common(bdev, ttm);
ttm_dma_tt_fini(&nvbe->ttm);
kfree(nvbe);
}
diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c
index bf3b091d0e2a..fd691fff8394 100644
--- a/drivers/gpu/drm/qxl/qxl_ttm.c
+++ b/drivers/gpu/drm/qxl/qxl_ttm.c
@@ -130,6 +130,7 @@ static void qxl_ttm_backend_destroy(struct ttm_bo_device *bdev,
{
struct qxl_ttm_tt *gtt = (void *)ttm;
+ ttm_tt_destroy_common(bdev, ttm);
ttm_tt_fini(&gtt->ttm);
kfree(gtt);
}
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index fc8bbca28b34..76e24c6058ff 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -576,6 +576,8 @@ static void radeon_ttm_backend_destroy(struct ttm_bo_device *bdev, struct ttm_tt
{
struct radeon_ttm_tt *gtt = (void *)ttm;
+ ttm_tt_destroy_common(bdev, ttm);
+
ttm_dma_tt_fini(&gtt->ttm);
kfree(gtt);
}
@@ -755,6 +757,7 @@ static void radeon_ttm_tt_destroy(struct ttm_bo_device *bdev,
struct radeon_device *rdev = radeon_get_rdev(bdev);
if (rdev->flags & RADEON_IS_AGP) {
+ ttm_tt_destroy_common(bdev, ttm);
ttm_agp_destroy(ttm);
return;
}
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index a4f0296effac..f43fa69a1e65 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -207,7 +207,7 @@ int ttm_tt_set_placement_caching(struct ttm_tt *ttm, uint32_t placement)
}
EXPORT_SYMBOL(ttm_tt_set_placement_caching);
-void ttm_tt_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
+void ttm_tt_destroy_common(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
{
ttm_tt_unpopulate(bdev, ttm);
@@ -216,6 +216,11 @@ void ttm_tt_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
fput(ttm->swap_storage);
ttm->swap_storage = NULL;
+}
+EXPORT_SYMBOL(ttm_tt_destroy_common);
+
+void ttm_tt_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
+{
bdev->driver->ttm_tt_destroy(bdev, ttm);
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index 01146b27c9a1..d46426164577 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -636,6 +636,7 @@ static void vmw_ttm_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm)
struct vmw_ttm_tt *vmw_be =
container_of(ttm, struct vmw_ttm_tt, dma_ttm.ttm);
+ ttm_tt_destroy_common(bdev, ttm);
vmw_ttm_unmap_dma(vmw_be);
if (vmw_be->dev_priv->map_mode == vmw_dma_alloc_coherent)
ttm_dma_tt_fini(&vmw_be->dma_ttm);
diff --git a/include/drm/ttm/ttm_tt.h b/include/drm/ttm/ttm_tt.h
index 4e906e32d08c..75208c0a0cac 100644
--- a/include/drm/ttm/ttm_tt.h
+++ b/include/drm/ttm/ttm_tt.h
@@ -156,6 +156,13 @@ void ttm_dma_tt_fini(struct ttm_dma_tt *ttm_dma);
void ttm_tt_destroy(struct ttm_bo_device *bdev, struct ttm_tt *ttm);
/**
+ * ttm_tt_destroy_common:
+ *
+ * Called from driver to destroy common path.
+ */
+void ttm_tt_destroy_common(struct ttm_bo_device *bdev, struct ttm_tt *ttm);
+
+/**
* ttm_tt_swapin:
*
* @ttm: The struct ttm_tt.