Use ttm_pool_populate/ttm_pool_unpopulate if the driver doesn't provide
a function.
Signed-off-by: Christian König <christian.koe...@amd.com>
---
drivers/gpu/drm/ttm/ttm_tt.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 9fd7115a013a..65bf4eac184b 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -410,7 +410,10 @@ int ttm_tt_populate(struct ttm_tt *ttm, struct
ttm_operation_ctx *ctx)
if (ttm->state != tt_unpopulated)
return 0;
- ret = ttm->bdev->driver->ttm_tt_populate(ttm, ctx);
+ if (ttm->bdev->driver->ttm_tt_populate)
+ ret = ttm->bdev->driver->ttm_tt_populate(ttm, ctx);
+ else
+ ret = ttm_pool_populate(ttm, ctx);
if (!ret)
ttm_tt_add_mapping(ttm);
return ret;
@@ -436,5 +439,8 @@ void ttm_tt_unpopulate(struct ttm_tt *ttm)
return;
ttm_tt_clear_mapping(ttm);
- ttm->bdev->driver->ttm_tt_unpopulate(ttm);
+ if (ttm->bdev->driver->ttm_tt_unpopulate)
+ ttm->bdev->driver->ttm_tt_unpopulate(ttm);
+ else
+ ttm_pool_unpopulate(ttm);
}
--
2.14.1
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