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authorBen Skeggs <bskeggs@redhat.com>2017-10-31 20:56:19 +0300
committerBen Skeggs <bskeggs@redhat.com>2017-11-02 06:32:31 +0300
commit51645eb71485dd3d72d9fe2acd0298057afdf437 (patch)
tree425a3b72924ee3ebb2d93cb70a422c150bb3ad12 /drivers/gpu/drm/nouveau/include
parent3a314f747ba5b4cca22a36603768c176d1761afd (diff)
downloadlinux-51645eb71485dd3d72d9fe2acd0298057afdf437.tar.xz
drm/nouveau/mmu: build up information on available memory types
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/include')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
index 7fa60d79ec4c..11a169d3ed8c 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h
@@ -108,6 +108,26 @@ struct nvkm_mmu {
u8 dma_bits;
u8 lpg_shift;
+ int heap_nr;
+ struct {
+#define NVKM_MEM_VRAM 0x01
+#define NVKM_MEM_HOST 0x02
+#define NVKM_MEM_COMP 0x04
+#define NVKM_MEM_DISP 0x08
+ u8 type;
+ u64 size;
+ } heap[4];
+
+ int type_nr;
+ struct {
+#define NVKM_MEM_KIND 0x10
+#define NVKM_MEM_MAPPABLE 0x20
+#define NVKM_MEM_COHERENT 0x40
+#define NVKM_MEM_UNCACHED 0x80
+ u8 type;
+ u8 heap;
+ } type[16];
+
struct nvkm_vmm *vmm;
struct {