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-rw-r--r--shared-core/nouveau_drm.h20
-rw-r--r--shared-core/nouveau_drv.h4
-rw-r--r--shared-core/nouveau_fifo.c1
-rw-r--r--shared-core/nouveau_mem.c71
4 files changed, 87 insertions, 9 deletions
diff --git a/shared-core/nouveau_drm.h b/shared-core/nouveau_drm.h
index bbb51bc4..4b5869ad 100644
--- a/shared-core/nouveau_drm.h
+++ b/shared-core/nouveau_drm.h
@@ -25,7 +25,7 @@
#ifndef __NOUVEAU_DRM_H__
#define __NOUVEAU_DRM_H__
-#define NOUVEAU_DRM_HEADER_PATCHLEVEL 10
+#define NOUVEAU_DRM_HEADER_PATCHLEVEL 11
struct drm_nouveau_channel_alloc {
uint32_t fb_ctxdma_handle;
@@ -85,10 +85,12 @@ struct drm_nouveau_gpuobj_free {
#define NOUVEAU_MEM_PINNED 0x00000040
#define NOUVEAU_MEM_USER_BACKED 0x00000080
#define NOUVEAU_MEM_MAPPED 0x00000100
-#define NOUVEAU_MEM_INSTANCE 0x00000200 /* internal */
-#define NOUVEAU_MEM_NOTIFIER 0x00000400 /* internal */
-#define NOUVEAU_MEM_NOVM 0x00000800 /* internal */
-#define NOUVEAU_MEM_USER 0x00001000 /* internal */
+#define NOUVEAU_MEM_TILE 0x00000200
+#define NOUVEAU_MEM_TILE_ZETA 0x00000400
+#define NOUVEAU_MEM_INSTANCE 0x01000000 /* internal */
+#define NOUVEAU_MEM_NOTIFIER 0x02000000 /* internal */
+#define NOUVEAU_MEM_NOVM 0x04000000 /* internal */
+#define NOUVEAU_MEM_USER 0x08000000 /* internal */
#define NOUVEAU_MEM_INTERNAL (NOUVEAU_MEM_INSTANCE | \
NOUVEAU_MEM_NOTIFIER | \
NOUVEAU_MEM_NOVM | \
@@ -107,6 +109,13 @@ struct drm_nouveau_mem_free {
int flags;
};
+struct drm_nouveau_mem_tile {
+ uint64_t offset;
+ uint64_t delta;
+ uint64_t size;
+ int flags;
+};
+
/* FIXME : maybe unify {GET,SET}PARAMs */
#define NOUVEAU_GETPARAM_PCI_VENDOR 3
#define NOUVEAU_GETPARAM_PCI_DEVICE 4
@@ -168,5 +177,6 @@ struct drm_nouveau_sarea {
#define DRM_NOUVEAU_GPUOBJ_FREE 0x07
#define DRM_NOUVEAU_MEM_ALLOC 0x08
#define DRM_NOUVEAU_MEM_FREE 0x09
+#define DRM_NOUVEAU_MEM_TILE 0x0a
#endif /* __NOUVEAU_DRM_H__ */
diff --git a/shared-core/nouveau_drv.h b/shared-core/nouveau_drv.h
index 33e2a5b6..03fe2ba7 100644
--- a/shared-core/nouveau_drv.h
+++ b/shared-core/nouveau_drv.h
@@ -34,7 +34,7 @@
#define DRIVER_MAJOR 0
#define DRIVER_MINOR 0
-#define DRIVER_PATCHLEVEL 10
+#define DRIVER_PATCHLEVEL 11
#define NOUVEAU_FAMILY 0x0000FFFF
#define NOUVEAU_FLAGS 0xFFFF0000
@@ -385,6 +385,8 @@ extern int nouveau_ioctl_mem_alloc(struct drm_device *, void *data,
struct drm_file *);
extern int nouveau_ioctl_mem_free(struct drm_device *, void *data,
struct drm_file *);
+extern int nouveau_ioctl_mem_tile(struct drm_device *, void *data,
+ struct drm_file *);
extern struct mem_block* nouveau_mem_alloc(struct drm_device *,
int alignment, uint64_t size,
int flags, struct drm_file *);
diff --git a/shared-core/nouveau_fifo.c b/shared-core/nouveau_fifo.c
index d8fda277..085336af 100644
--- a/shared-core/nouveau_fifo.c
+++ b/shared-core/nouveau_fifo.c
@@ -593,6 +593,7 @@ struct drm_ioctl_desc nouveau_ioctls[] = {
DRM_IOCTL_DEF(DRM_NOUVEAU_GPUOBJ_FREE, nouveau_ioctl_gpuobj_free, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_MEM_ALLOC, nouveau_ioctl_mem_alloc, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_MEM_FREE, nouveau_ioctl_mem_free, DRM_AUTH),
+ DRM_IOCTL_DEF(DRM_NOUVEAU_MEM_TILE, nouveau_ioctl_mem_tile, DRM_AUTH),
};
int nouveau_max_ioctl = DRM_ARRAY_SIZE(nouveau_ioctls);
diff --git a/shared-core/nouveau_mem.c b/shared-core/nouveau_mem.c
index 861d699f..db207e76 100644
--- a/shared-core/nouveau_mem.c
+++ b/shared-core/nouveau_mem.c
@@ -606,8 +606,11 @@ nouveau_mem_alloc(struct drm_device *dev, int alignment, uint64_t size,
/* Align allocation sizes to 64KiB blocks on G8x. We use a 64KiB
* page size in the GPU VM.
*/
- if (flags & NOUVEAU_MEM_FB && dev_priv->card_type >= NV_50)
- size = (size + (64 * 1024)) & ~((64 * 1024) - 1);
+ if (flags & NOUVEAU_MEM_FB && dev_priv->card_type >= NV_50) {
+ size = (size + 65535) & ~65535;
+ if (alignment < 16)
+ alignment = 16;
+ }
/*
* Warn about 0 sized allocations, but let it go through. It'll return 1 page
@@ -669,6 +672,7 @@ alloc_ok:
struct nouveau_gpuobj *pt = dev_priv->vm_vram_pt;
unsigned offset = block->start;
unsigned count = block->size / 65536;
+ unsigned tile = 0;
if (!pt) {
DRM_ERROR("vm alloc without vm pt\n");
@@ -676,11 +680,22 @@ alloc_ok:
return NULL;
}
+ /* The tiling stuff is *not* what NVIDIA does - but both the
+ * 2D and 3D engines seem happy with this simpler method.
+ * Should look into why NVIDIA do what they do at some point.
+ */
+ if (flags & NOUVEAU_MEM_TILE) {
+ if (flags & NOUVEAU_MEM_TILE_ZETA)
+ tile = 0x00002800;
+ else
+ tile = 0x00007000;
+ }
+
while (count--) {
unsigned pte = offset / 65536;
INSTANCE_WR(pt, (pte * 2) + 0, offset | 1);
- INSTANCE_WR(pt, (pte * 2) + 1, 0x00000000);
+ INSTANCE_WR(pt, (pte * 2) + 1, 0x00000000 | tile);
offset += 65536;
}
} else {
@@ -833,3 +848,53 @@ int nouveau_ioctl_mem_free(struct drm_device *dev, void *data, struct drm_file *
nouveau_mem_free(dev, block);
return 0;
}
+
+int
+nouveau_ioctl_mem_tile(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct drm_nouveau_mem_tile *memtile = data;
+ struct mem_block *block = NULL;
+
+ NOUVEAU_CHECK_INITIALISED_WITH_RETURN;
+
+ if (dev_priv->card_type < NV_50)
+ return -EINVAL;
+
+ if (memtile->flags & NOUVEAU_MEM_FB) {
+ memtile->offset -= 512*1024*1024;
+ block = find_block(dev_priv->fb_heap, memtile->offset);
+ }
+
+ if (!block)
+ return -EINVAL;
+
+ if (block->file_priv != file_priv)
+ return -EPERM;
+
+ {
+ struct nouveau_gpuobj *pt = dev_priv->vm_vram_pt;
+ unsigned offset = block->start + memtile->delta;
+ unsigned count = memtile->size / 65536;
+ unsigned tile = 0;
+
+ if (memtile->flags & NOUVEAU_MEM_TILE) {
+ if (memtile->flags & NOUVEAU_MEM_TILE_ZETA)
+ tile = 0x00002800;
+ else
+ tile = 0x00007000;
+ }
+
+ while (count--) {
+ unsigned pte = offset / 65536;
+
+ INSTANCE_WR(pt, (pte * 2) + 0, offset | 1);
+ INSTANCE_WR(pt, (pte * 2) + 1, 0x00000000 | tile);
+ offset += 65536;
+ }
+ }
+
+ return 0;
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 10:10:01 +0000