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drm/ttm: add operation ctx to ttm_bo_validate v2

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Give moving a BO into place an operation context to work with.

v2: rebased

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2017-04-12 14:24:39 +02:00
committed by Alex Deucher
parent 750a25037c
commit 19be557010
27 changed files with 131 additions and 76 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
View File

@@ -47,6 +47,7 @@ int vmw_dmabuf_pin_in_placement(struct vmw_private *dev_priv,
struct ttm_placement *placement,
bool interruptible)
{
struct ttm_operation_ctx ctx = {interruptible, false };
struct ttm_buffer_object *bo = &buf->base;
int ret;
uint32_t new_flags;
@@ -65,7 +66,7 @@ int vmw_dmabuf_pin_in_placement(struct vmw_private *dev_priv,
ret = ttm_bo_mem_compat(placement, &bo->mem,
&new_flags) == true ? 0 : -EINVAL;
else
ret = ttm_bo_validate(bo, placement, interruptible, false);
ret = ttm_bo_validate(bo, placement, &ctx);
if (!ret)
vmw_bo_pin_reserved(buf, true);
@@ -95,6 +96,7 @@ int vmw_dmabuf_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
struct vmw_dma_buffer *buf,
bool interruptible)
{
struct ttm_operation_ctx ctx = {interruptible, false };
struct ttm_buffer_object *bo = &buf->base;
int ret;
uint32_t new_flags;
@@ -115,12 +117,11 @@ int vmw_dmabuf_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
goto out_unreserve;
}
ret = ttm_bo_validate(bo, &vmw_vram_gmr_placement, interruptible,
false);
ret = ttm_bo_validate(bo, &vmw_vram_gmr_placement, &ctx);
if (likely(ret == 0) || ret == -ERESTARTSYS)
goto out_unreserve;
ret = ttm_bo_validate(bo, &vmw_vram_placement, interruptible, false);
ret = ttm_bo_validate(bo, &vmw_vram_placement, &ctx);
out_unreserve:
if (!ret)
@@ -170,6 +171,7 @@ int vmw_dmabuf_pin_in_start_of_vram(struct vmw_private *dev_priv,
struct vmw_dma_buffer *buf,
bool interruptible)
{
struct ttm_operation_ctx ctx = {interruptible, false };
struct ttm_buffer_object *bo = &buf->base;
struct ttm_placement placement;
struct ttm_place place;
@@ -200,14 +202,16 @@ int vmw_dmabuf_pin_in_start_of_vram(struct vmw_private *dev_priv,
if (bo->mem.mem_type == TTM_PL_VRAM &&
bo->mem.start < bo->num_pages &&
bo->mem.start > 0 &&
buf->pin_count == 0)
(void) ttm_bo_validate(bo, &vmw_sys_placement, false, false);
buf->pin_count == 0) {
ctx.interruptible = false;
(void) ttm_bo_validate(bo, &vmw_sys_placement, &ctx);
}
if (buf->pin_count > 0)
ret = ttm_bo_mem_compat(&placement, &bo->mem,
&new_flags) == true ? 0 : -EINVAL;
else
ret = ttm_bo_validate(bo, &placement, interruptible, false);
ret = ttm_bo_validate(bo, &placement, &ctx);
/* For some reason we didn't end up at the start of vram */
WARN_ON(ret == 0 && bo->offset != 0);
@@ -286,6 +290,7 @@ void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *bo,
*/
void vmw_bo_pin_reserved(struct vmw_dma_buffer *vbo, bool pin)
{
struct ttm_operation_ctx ctx = { false, true };
struct ttm_place pl;
struct ttm_placement placement;
struct ttm_buffer_object *bo = &vbo->base;
@@ -314,7 +319,7 @@ void vmw_bo_pin_reserved(struct vmw_dma_buffer *vbo, bool pin)
placement.num_placement = 1;
placement.placement = &pl;
ret = ttm_bo_validate(bo, &placement, false, true);
ret = ttm_bo_validate(bo, &placement, &ctx);
BUG_ON(ret != 0 || bo->mem.mem_type != old_mem_type);
}