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authorBen Skeggs <bskeggs@redhat.com>2017-11-01 03:56:20 +1000
committerBen Skeggs <bskeggs@redhat.com>2017-11-02 13:32:32 +1000
commitb34720200bb1334c78aaecb999cc2b18a71b9277 (patch)
treee0d5eab47b48924a72912e585e0b5737c4e014a6 /drivers/gpu/drm/nouveau
parent658c71f4e7cabce658692a81732563e74de0c952 (diff)
drm/nouveau: use nvif_mmu_type to determine BAR1 caching
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvif/device.h1
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c4
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvif/device.h b/drivers/gpu/drm/nouveau/include/nvif/device.h
index bcb981711617..9a29b7ca3105 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/device.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/device.h
@@ -58,7 +58,6 @@ u64 nvif_device_time(struct nvif_device *);
#define nvxx_bios(a) nvxx_device(a)->bios
#define nvxx_fb(a) nvxx_device(a)->fb
#define nvxx_mmu(a) nvxx_device(a)->mmu
-#define nvxx_bar(a) nvxx_device(a)->bar
#define nvxx_gpio(a) nvxx_device(a)->gpio
#define nvxx_clk(a) nvxx_device(a)->clk
#define nvxx_i2c(a) nvxx_device(a)->i2c
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 8aa2bc6f78fb..6e7e283e18b5 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -589,6 +589,7 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
struct ttm_mem_type_manager *man)
{
struct nouveau_drm *drm = nouveau_bdev(bdev);
+ struct nvif_mmu *mmu = &drm->client.mmu;
switch (type) {
case TTM_PL_SYSTEM:
@@ -605,7 +606,8 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) {
/* Some BARs do not support being ioremapped WC */
- if (nvxx_bar(&drm->client.device)->iomap_uncached) {
+ const u8 type = mmu->type[drm->ttm.type_vram].type;
+ if (type & NVIF_MEM_UNCACHED) {
man->available_caching = TTM_PL_FLAG_UNCACHED;
man->default_caching = TTM_PL_FLAG_UNCACHED;
}