#include "nouveau_drv.h"
#include "nouveau_mem.h"
#include "nouveau_ttm.h"
+#include "nouveau_bo.h"
struct nouveau_sgdma_be {
/* this has to be the first field so populate/unpopulated in
* nouve_bo.c works properly, otherwise have to move them here
*/
- struct ttm_dma_tt ttm;
+ struct ttm_tt ttm;
struct nouveau_mem *mem;
};
if (ttm) {
nouveau_sgdma_unbind(bdev, ttm);
ttm_tt_destroy_common(bdev, ttm);
- ttm_dma_tt_fini(&nvbe->ttm);
+ ttm_tt_fini(&nvbe->ttm);
kfree(nvbe);
}
}
struct ttm_tt *
nouveau_sgdma_create_ttm(struct ttm_buffer_object *bo, uint32_t page_flags)
{
+ struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
+ struct nouveau_bo *nvbo = nouveau_bo(bo);
struct nouveau_sgdma_be *nvbe;
+ enum ttm_caching caching;
+
+ if (nvbo->force_coherent)
+ caching = ttm_uncached;
+ else if (drm->agp.bridge)
+ caching = ttm_write_combined;
+ else
+ caching = ttm_cached;
nvbe = kzalloc(sizeof(*nvbe), GFP_KERNEL);
if (!nvbe)
return NULL;
- if (ttm_dma_tt_init(&nvbe->ttm, bo, page_flags)) {
+ if (ttm_sg_tt_init(&nvbe->ttm, bo, page_flags, caching)) {
kfree(nvbe);
return NULL;
}
- return &nvbe->ttm.ttm;
+ return &nvbe->ttm;
}