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-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c13
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c11
-rw-r--r--drivers/gpu/drm/ttm/ttm_agp_backend.c17
-rw-r--r--drivers/gpu/drm/ttm/ttm_tt.c2
-rw-r--r--include/drm/ttm/ttm_bo_driver.h2
5 files changed, 45 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 8cf4a48f872..724b41a2b9e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1066,6 +1066,12 @@ nouveau_ttm_tt_populate(struct ttm_tt *ttm)
dev_priv = nouveau_bdev(ttm->bdev);
dev = dev_priv->dev;
+#if __OS_HAS_AGP
+ if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) {
+ return ttm_agp_tt_populate(ttm);
+ }
+#endif
+
#ifdef CONFIG_SWIOTLB
if (swiotlb_nr_tbl()) {
return ttm_dma_populate((void *)ttm, dev->dev);
@@ -1105,6 +1111,13 @@ nouveau_ttm_tt_unpopulate(struct ttm_tt *ttm)
dev_priv = nouveau_bdev(ttm->bdev);
dev = dev_priv->dev;
+#if __OS_HAS_AGP
+ if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) {
+ ttm_agp_tt_unpopulate(ttm);
+ return;
+ }
+#endif
+
#ifdef CONFIG_SWIOTLB
if (swiotlb_nr_tbl()) {
ttm_dma_unpopulate((void *)ttm, dev->dev);
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 1882025a9dc..c421e77ace7 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -618,6 +618,11 @@ static int radeon_ttm_tt_populate(struct ttm_tt *ttm)
return 0;
rdev = radeon_get_rdev(ttm->bdev);
+#if __OS_HAS_AGP
+ if (rdev->flags & RADEON_IS_AGP) {
+ return ttm_agp_tt_populate(ttm);
+ }
+#endif
#ifdef CONFIG_SWIOTLB
if (swiotlb_nr_tbl()) {
@@ -654,6 +659,12 @@ static void radeon_ttm_tt_unpopulate(struct ttm_tt *ttm)
unsigned i;
rdev = radeon_get_rdev(ttm->bdev);
+#if __OS_HAS_AGP
+ if (rdev->flags & RADEON_IS_AGP) {
+ ttm_agp_tt_unpopulate(ttm);
+ return;
+ }
+#endif
#ifdef CONFIG_SWIOTLB
if (swiotlb_nr_tbl()) {
diff --git a/drivers/gpu/drm/ttm/ttm_agp_backend.c b/drivers/gpu/drm/ttm/ttm_agp_backend.c
index 14ebd3650aa..747c1413fc9 100644
--- a/drivers/gpu/drm/ttm/ttm_agp_backend.c
+++ b/drivers/gpu/drm/ttm/ttm_agp_backend.c
@@ -31,6 +31,7 @@
#include "ttm/ttm_module.h"
#include "ttm/ttm_bo_driver.h"
+#include "ttm/ttm_page_alloc.h"
#ifdef TTM_HAS_AGP
#include "ttm/ttm_placement.h"
#include <linux/agp_backend.h>
@@ -97,6 +98,7 @@ static void ttm_agp_destroy(struct ttm_tt *ttm)
if (agp_be->mem)
ttm_agp_unbind(ttm);
+ ttm_tt_fini(ttm);
kfree(agp_be);
}
@@ -129,4 +131,19 @@ struct ttm_tt *ttm_agp_tt_create(struct ttm_bo_device *bdev,
}
EXPORT_SYMBOL(ttm_agp_tt_create);
+int ttm_agp_tt_populate(struct ttm_tt *ttm)
+{
+ if (ttm->state != tt_unpopulated)
+ return 0;
+
+ return ttm_pool_populate(ttm);
+}
+EXPORT_SYMBOL(ttm_agp_tt_populate);
+
+void ttm_agp_tt_unpopulate(struct ttm_tt *ttm)
+{
+ ttm_pool_unpopulate(ttm);
+}
+EXPORT_SYMBOL(ttm_agp_tt_unpopulate);
+
#endif
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index 58e1fa14fe3..2f75d203a2b 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -191,6 +191,7 @@ int ttm_tt_init(struct ttm_tt *ttm, struct ttm_bo_device *bdev,
ttm->page_flags = page_flags;
ttm->dummy_read_page = dummy_read_page;
ttm->state = tt_unpopulated;
+ ttm->swap_storage = NULL;
ttm_tt_alloc_page_directory(ttm);
if (!ttm->pages) {
@@ -222,6 +223,7 @@ int ttm_dma_tt_init(struct ttm_dma_tt *ttm_dma, struct ttm_bo_device *bdev,
ttm->page_flags = page_flags;
ttm->dummy_read_page = dummy_read_page;
ttm->state = tt_unpopulated;
+ ttm->swap_storage = NULL;
INIT_LIST_HEAD(&ttm_dma->pages_list);
ttm_dma_tt_alloc_page_directory(ttm_dma);
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 2be889161b4..d43e892307f 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -1030,6 +1030,8 @@ extern struct ttm_tt *ttm_agp_tt_create(struct ttm_bo_device *bdev,
struct agp_bridge_data *bridge,
unsigned long size, uint32_t page_flags,
struct page *dummy_read_page);
+int ttm_agp_tt_populate(struct ttm_tt *ttm);
+void ttm_agp_tt_unpopulate(struct ttm_tt *ttm);
#endif
#endif