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-rw-r--r--shared-core/nouveau_drv.h8
-rw-r--r--shared-core/nouveau_fifo.c56
-rw-r--r--shared-core/nouveau_object.c148
-rw-r--r--shared-core/nouveau_state.c1
-rw-r--r--shared-core/nv40_graph.c1
-rw-r--r--shared-core/r300_cmdbuf.c8
-rw-r--r--shared-core/r300_reg.h6
7 files changed, 123 insertions, 105 deletions
diff --git a/shared-core/nouveau_drv.h b/shared-core/nouveau_drv.h
index c3d19bb0..c27c93ea 100644
--- a/shared-core/nouveau_drv.h
+++ b/shared-core/nouveau_drv.h
@@ -61,6 +61,7 @@ struct nouveau_object
{
struct nouveau_object *next;
struct nouveau_object *prev;
+ int channel;
struct mem_block *instance;
uint32_t ht_loc;
@@ -190,11 +191,14 @@ extern int nouveau_fifo_id_get(drm_device_t *dev, DRMFILE filp);
extern void nouveau_fifo_free(drm_device_t *dev, int channel);
/* nouveau_object.c */
-extern void nouveau_object_cleanup(drm_device_t *dev, DRMFILE filp);
+extern void nouveau_object_cleanup(drm_device_t *dev, int channel);
extern struct nouveau_object *
-nouveau_dma_object_create(drm_device_t *dev, int class,
+nouveau_object_gr_create(drm_device_t *dev, int channel, int class);
+extern struct nouveau_object *
+nouveau_object_dma_create(drm_device_t *dev, int channel, int class,
uint32_t offset, uint32_t size,
int access, int target);
+extern void nouveau_object_free(drm_device_t *dev, struct nouveau_object *obj);
extern int nouveau_ioctl_object_init(DRM_IOCTL_ARGS);
extern int nouveau_ioctl_dma_object_init(DRM_IOCTL_ARGS);
extern uint32_t nouveau_chip_instance_get(drm_device_t *dev, struct mem_block *mem);
diff --git a/shared-core/nouveau_fifo.c b/shared-core/nouveau_fifo.c
index ebdf7fb6..3ffb0516 100644
--- a/shared-core/nouveau_fifo.c
+++ b/shared-core/nouveau_fifo.c
@@ -239,12 +239,14 @@ nouveau_fifo_cmdbuf_alloc(struct drm_device *dev, int channel)
}
if (cb->flags & NOUVEAU_MEM_AGP) {
- cb_dma = nouveau_dma_object_create(dev, NV_CLASS_DMA_IN_MEMORY,
+ cb_dma = nouveau_object_dma_create(dev, channel,
+ NV_CLASS_DMA_IN_MEMORY,
cb->start - dev_priv->agp_phys,
cb->size,
NV_DMA_ACCESS_RO, NV_DMA_TARGET_AGP);
} else if (dev_priv->card_type != NV_04) {
- cb_dma = nouveau_dma_object_create(dev, NV_CLASS_DMA_IN_MEMORY,
+ cb_dma = nouveau_object_dma_create(dev, channel,
+ NV_CLASS_DMA_IN_MEMORY,
cb->start - drm_get_resource_start(dev, 1),
cb->size,
NV_DMA_ACCESS_RO, NV_DMA_TARGET_VIDMEM);
@@ -253,7 +255,8 @@ nouveau_fifo_cmdbuf_alloc(struct drm_device *dev, int channel)
* exact reason for existing :) PCI access to cmdbuf in
* VRAM.
*/
- cb_dma = nouveau_dma_object_create(dev, NV_CLASS_DMA_IN_MEMORY,
+ cb_dma = nouveau_object_dma_create(dev, channel,
+ NV_CLASS_DMA_IN_MEMORY,
cb->start, cb->size,
NV_DMA_ACCESS_RO, NV_DMA_TARGET_PCI);
}
@@ -524,15 +527,20 @@ static int nouveau_fifo_alloc(drm_device_t* dev,drm_nouveau_fifo_alloc_t* init,
if (i==nouveau_fifo_number(dev))
return DRM_ERR(EINVAL);
+ /* that fifo is used */
+ dev_priv->fifos[i].used = 1;
+ dev_priv->fifos[i].filp = filp;
+ /* FIFO has no objects yet */
+ dev_priv->fifos[i].objs = NULL;
+
/* allocate a command buffer, and create a dma object for the gpu */
ret = nouveau_fifo_cmdbuf_alloc(dev, i);
- if (ret) return ret;
+ if (ret) {
+ nouveau_fifo_free(dev, i);
+ return ret;
+ }
cb_obj = dev_priv->fifos[i].cmdbuf_obj;
- /* that fifo is used */
- dev_priv->fifos[i].used=1;
- dev_priv->fifos[i].filp=filp;
-
init->channel = i;
init->put_base = 0;
dev_priv->cur_fifo = init->channel;
@@ -635,8 +643,6 @@ static int nouveau_fifo_alloc(drm_device_t* dev,drm_nouveau_fifo_alloc_t* init,
init->cmdbuf = dev_priv->fifos[init->channel].cmdbuf_mem->start;
init->cmdbuf_size = dev_priv->fifos[init->channel].cmdbuf_mem->size;
- /* FIFO has no objects yet */
- dev_priv->fifos[init->channel].objs = NULL;
dev_priv->fifo_alloc_count++;
DRM_INFO("%s: initialised FIFO %d\n", __func__, init->channel);
@@ -644,43 +650,51 @@ static int nouveau_fifo_alloc(drm_device_t* dev,drm_nouveau_fifo_alloc_t* init,
}
/* stops a fifo */
-void nouveau_fifo_free(drm_device_t* dev,int n)
+void nouveau_fifo_free(drm_device_t* dev, int channel)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
+ struct nouveau_fifo *chan = &dev_priv->fifos[channel];
int i;
int ctx_size = nouveau_fifo_ctx_size(dev);
- dev_priv->fifos[n].used=0;
- DRM_INFO("%s: freeing fifo %d\n", __func__, n);
+ chan->used = 0;
+ DRM_INFO("%s: freeing fifo %d\n", __func__, channel);
/* disable the fifo caches */
NV_WRITE(NV03_PFIFO_CACHES, 0x00000000);
- NV_WRITE(NV04_PFIFO_MODE,NV_READ(NV04_PFIFO_MODE)&~(1<<n));
+ NV_WRITE(NV04_PFIFO_MODE, NV_READ(NV04_PFIFO_MODE)&~(1<<channel));
// FIXME XXX needs more code
/* Clean RAMFC */
for (i=0;i<ctx_size;i+=4) {
DRM_DEBUG("RAMFC +%02x: 0x%08x\n", i, NV_READ(NV_RAMIN +
- dev_priv->ramfc_offset + n*ctx_size + i));
- NV_WRITE(NV_RAMIN + dev_priv->ramfc_offset + n*ctx_size + i, 0);
+ dev_priv->ramfc_offset +
+ channel*ctx_size + i));
+ NV_WRITE(NV_RAMIN + dev_priv->ramfc_offset +
+ channel*ctx_size + i, 0);
}
+ /* Cleanup PGRAPH state */
if (dev_priv->card_type >= NV_40)
- nouveau_instmem_free(dev, dev_priv->fifos[n].ramin_grctx);
+ nouveau_instmem_free(dev, chan->ramin_grctx);
else if (dev_priv->card_type >= NV_30) {
}
else if (dev_priv->card_type >= NV_20) {
/* clear ctx table */
- INSTANCE_WR(dev_priv->ctx_table, n, 0);
- nouveau_instmem_free(dev, dev_priv->fifos[n].ramin_grctx);
+ INSTANCE_WR(dev_priv->ctx_table, channel, 0);
+ nouveau_instmem_free(dev, chan->ramin_grctx);
}
/* reenable the fifo caches */
NV_WRITE(NV03_PFIFO_CACHES, 0x00000001);
- /* Deallocate command buffer, and dma object */
- nouveau_mem_free(dev, dev_priv->fifos[n].cmdbuf_mem);
+ /* Deallocate command buffer */
+ if (chan->cmdbuf_mem)
+ nouveau_mem_free(dev, chan->cmdbuf_mem);
+
+ /* Destroy objects belonging to the channel */
+ nouveau_object_cleanup(dev, channel);
dev_priv->fifo_alloc_count--;
}
diff --git a/shared-core/nouveau_object.c b/shared-core/nouveau_object.c
index b3c4b0e0..83f039db 100644
--- a/shared-core/nouveau_object.c
+++ b/shared-core/nouveau_object.c
@@ -44,8 +44,8 @@
* in the future when we can access more instance ram which isn't mapped into
* the PRAMIN aperture
*/
-uint32_t nouveau_chip_instance_get(drm_device_t *dev,
- struct mem_block *mem)
+uint32_t
+nouveau_chip_instance_get(drm_device_t *dev, struct mem_block *mem)
{
uint32_t inst = (uint32_t)mem->start >> 4;
DRM_DEBUG("****** on-chip instance for 0x%016llx = 0x%08x\n",
@@ -53,34 +53,34 @@ uint32_t nouveau_chip_instance_get(drm_device_t *dev,
return inst;
}
-static void nouveau_object_link(drm_device_t *dev, int fifo_num,
- struct nouveau_object *obj)
+static void
+nouveau_object_link(drm_device_t *dev, struct nouveau_object *obj)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
- struct nouveau_fifo *fifo = &dev_priv->fifos[fifo_num];
+ struct nouveau_fifo *chan = &dev_priv->fifos[obj->channel];
- if (!fifo->objs) {
- fifo->objs = obj;
+ if (!chan->objs) {
+ chan->objs = obj;
return;
}
obj->prev = NULL;
- obj->next = fifo->objs;
+ obj->next = chan->objs;
- fifo->objs->prev = obj;
- fifo->objs = obj;
+ chan->objs->prev = obj;
+ chan->objs = obj;
}
-static void nouveau_object_unlink(drm_device_t *dev, int fifo_num,
- struct nouveau_object *obj)
+static void
+nouveau_object_unlink(drm_device_t *dev, struct nouveau_object *obj)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
- struct nouveau_fifo *fifo = &dev_priv->fifos[fifo_num];
+ struct nouveau_fifo *chan = &dev_priv->fifos[obj->channel];
if (obj->prev == NULL) {
if (obj->next)
obj->next->prev = NULL;
- fifo->objs = obj->next;
+ chan->objs = obj->next;
} else if (obj->next == NULL) {
if (obj->prev)
obj->prev->next = NULL;
@@ -91,11 +91,11 @@ static void nouveau_object_unlink(drm_device_t *dev, int fifo_num,
}
static struct nouveau_object *
-nouveau_object_handle_find(drm_device_t *dev, int fifo_num, uint32_t handle)
+nouveau_object_handle_find(drm_device_t *dev, int channel, uint32_t handle)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
- struct nouveau_fifo *fifo = &dev_priv->fifos[fifo_num];
- struct nouveau_object *obj = fifo->objs;
+ struct nouveau_fifo *chan = &dev_priv->fifos[channel];
+ struct nouveau_object *obj = chan->objs;
DRM_DEBUG("Looking for handle 0x%08x\n", handle);
while (obj) {
@@ -138,8 +138,8 @@ nouveau_object_handle_find(drm_device_t *dev, int fifo_num, uint32_t handle)
The key into the hash table depends on the object handle and channel id and
is given as:
*/
-static uint32_t nouveau_handle_hash(drm_device_t* dev, uint32_t handle,
- int fifo)
+static uint32_t
+nouveau_ht_handle_hash(drm_device_t *dev, int channel, uint32_t handle)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
uint32_t hash = 0;
@@ -149,19 +149,21 @@ static uint32_t nouveau_handle_hash(drm_device_t* dev, uint32_t handle,
hash ^= (handle & ((1 << dev_priv->ramht_bits) - 1));
handle >>= dev_priv->ramht_bits;
}
- hash ^= fifo << (dev_priv->ramht_bits - 4);
+ hash ^= channel << (dev_priv->ramht_bits - 4);
return hash << 3;
}
-static int nouveau_hash_table_insert(drm_device_t* dev, int fifo,
- struct nouveau_object *obj)
+static int
+nouveau_ht_object_insert(drm_device_t* dev, int channel, uint32_t handle,
+ struct nouveau_object *obj)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
int ht_base = NV_RAMIN + dev_priv->ramht_offset;
int ht_end = ht_base + dev_priv->ramht_size;
int o_ofs, ofs;
- o_ofs = ofs = nouveau_handle_hash(dev, obj->handle, fifo);
+ obj->handle = handle;
+ o_ofs = ofs = nouveau_ht_handle_hash(dev, channel, obj->handle);
while (NV_READ(ht_base + ofs) || NV_READ(ht_base + ofs + 4)) {
ofs += 8;
@@ -174,19 +176,19 @@ static int nouveau_hash_table_insert(drm_device_t* dev, int fifo,
ofs += ht_base;
DRM_DEBUG("Channel %d - Handle 0x%08x at 0x%08x\n",
- fifo, obj->handle, ofs);
+ channel, obj->handle, ofs);
NV_WRITE(NV_RAMHT_HANDLE_OFFSET + ofs, obj->handle);
if (dev_priv->card_type >= NV_40)
NV_WRITE(NV_RAMHT_CONTEXT_OFFSET + ofs,
- (fifo << NV40_RAMHT_CONTEXT_CHANNEL_SHIFT) |
+ (channel << NV40_RAMHT_CONTEXT_CHANNEL_SHIFT) |
(obj->engine << NV40_RAMHT_CONTEXT_ENGINE_SHIFT) |
nouveau_chip_instance_get(dev, obj->instance)
);
else
NV_WRITE(NV_RAMHT_CONTEXT_OFFSET + ofs,
NV_RAMHT_CONTEXT_VALID |
- (fifo << NV_RAMHT_CONTEXT_CHANNEL_SHIFT) |
+ (channel << NV_RAMHT_CONTEXT_CHANNEL_SHIFT) |
(obj->engine << NV_RAMHT_CONTEXT_ENGINE_SHIFT) |
nouveau_chip_instance_get(dev, obj->instance)
);
@@ -210,7 +212,8 @@ static void nouveau_hash_table_remove(drm_device_t* dev,
}
}
-static struct nouveau_object *nouveau_instance_alloc(drm_device_t* dev)
+static struct nouveau_object *
+nouveau_object_instance_alloc(drm_device_t* dev, int channel)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
struct nouveau_object *obj;
@@ -221,6 +224,8 @@ static struct nouveau_object *nouveau_instance_alloc(drm_device_t* dev)
DRM_ERROR("couldn't alloc memory for object\n");
return NULL;
}
+
+ /* Allocate instance memory */
obj->instance = nouveau_instmem_alloc(dev,
(dev_priv->card_type >= NV_40 ? 32 : 16), 4);
if (!obj->instance) {
@@ -229,25 +234,28 @@ static struct nouveau_object *nouveau_instance_alloc(drm_device_t* dev)
return NULL;
}
+ /* Bind object to channel */
+ obj->channel = channel;
+ obj->handle = ~0;
+ nouveau_object_link(dev, obj);
+
return obj;
}
-static void nouveau_object_instance_free(drm_device_t *dev,
- struct nouveau_object *obj)
+static void
+nouveau_object_instance_free(drm_device_t *dev, struct nouveau_object *obj)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
- int count, i;
+ int i;
- if (dev_priv->card_type >= NV_40)
- count = 8;
- else
- count = 4;
+ /* Unbind object from channel */
+ nouveau_object_unlink(dev, obj);
/* Clean RAMIN entry */
DRM_DEBUG("Instance entry for 0x%08x"
"(engine %d, class 0x%x) before destroy:\n",
obj->handle, obj->engine, obj->class);
- for (i=0;i<count;i++) {
+ for (i=0; i<(obj->instance->size/4); i++) {
DRM_DEBUG(" +0x%02x: 0x%08x\n", (i*4),
INSTANCE_RD(obj->instance, i));
INSTANCE_WR(obj->instance, i, 0x00000000);
@@ -283,7 +291,7 @@ static void nouveau_object_instance_free(drm_device_t *dev,
*/
struct nouveau_object *
-nouveau_dma_object_create(drm_device_t* dev, int class,
+nouveau_object_dma_create(drm_device_t* dev, int channel, int class,
uint32_t offset, uint32_t size,
int access, int target)
{
@@ -318,7 +326,7 @@ nouveau_dma_object_create(drm_device_t* dev, int class,
frame = offset & ~0x00000FFF;
adjust = offset & 0x00000FFF;
- obj = nouveau_instance_alloc(dev);
+ obj = nouveau_object_instance_alloc(dev, channel);
if (!obj) {
DRM_ERROR("couldn't allocate DMA object\n");
return obj;
@@ -391,15 +399,15 @@ nouveau_dma_object_create(drm_device_t* dev, int class,
entry[5]:
set to 0?
*/
-static struct nouveau_object *
-nouveau_context_object_create(drm_device_t* dev, int class)
+struct nouveau_object *
+nouveau_object_gr_create(drm_device_t* dev, int channel, int class)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
struct nouveau_object *obj;
DRM_DEBUG("class=%x\n", class);
- obj = nouveau_instance_alloc(dev);
+ obj = nouveau_object_instance_alloc(dev, channel);
if (!obj) {
DRM_ERROR("couldn't allocate context object\n");
return obj;
@@ -444,29 +452,22 @@ nouveau_context_object_create(drm_device_t* dev, int class)
return obj;
}
-static void
-nouveau_object_free(drm_device_t *dev, int fifo_num, struct nouveau_object *obj)
+void
+nouveau_object_free(drm_device_t *dev, struct nouveau_object *obj)
{
- nouveau_object_unlink(dev, fifo_num, obj);
-
nouveau_object_instance_free(dev, obj);
- nouveau_hash_table_remove(dev, obj);
-
+ if (obj->handle != ~0)
+ nouveau_hash_table_remove(dev, obj);
drm_free(obj, sizeof(struct nouveau_object), DRM_MEM_DRIVER);
- return;
}
-void nouveau_object_cleanup(drm_device_t *dev, DRMFILE filp)
+void nouveau_object_cleanup(drm_device_t *dev, int channel)
{
drm_nouveau_private_t *dev_priv=dev->dev_private;
- int fifo;
-
- fifo = nouveau_fifo_id_get(dev, filp);
- if (fifo == -1)
- return;
- while (dev_priv->fifos[fifo].objs)
- nouveau_object_free(dev, fifo, dev_priv->fifos[fifo].objs);
+ while (dev_priv->fifos[channel].objs) {
+ nouveau_object_free(dev, dev_priv->fifos[channel].objs);
+ }
}
int nouveau_ioctl_object_init(DRM_IOCTL_ARGS)
@@ -474,10 +475,10 @@ int nouveau_ioctl_object_init(DRM_IOCTL_ARGS)
DRM_DEVICE;
drm_nouveau_object_init_t init;
struct nouveau_object *obj;
- int fifo;
+ int channel;
- fifo = nouveau_fifo_id_get(dev, filp);
- if (fifo == -1)
+ channel = nouveau_fifo_id_get(dev, filp);
+ if (channel == -1)
return DRM_ERR(EINVAL);
DRM_COPY_FROM_USER_IOCTL(init, (drm_nouveau_object_init_t __user *)
@@ -485,24 +486,21 @@ int nouveau_ioctl_object_init(DRM_IOCTL_ARGS)
//FIXME: check args, only allow trusted objects to be created
- if (nouveau_object_handle_find(dev, fifo, init.handle)) {
+ if (nouveau_object_handle_find(dev, channel, init.handle)) {
DRM_ERROR("Channel %d: handle 0x%08x already exists\n",
- fifo, init.handle);
+ channel, init.handle);
return DRM_ERR(EINVAL);
}
- obj = nouveau_context_object_create(dev, init.class);
+ obj = nouveau_object_gr_create(dev, channel, init.class);
if (!obj)
return DRM_ERR(ENOMEM);
- obj->handle = init.handle;
- if (nouveau_hash_table_insert(dev, fifo, obj)) {
- nouveau_object_free(dev, fifo, obj);
+ if (nouveau_ht_object_insert(dev, channel, init.handle, obj)) {
+ nouveau_object_free(dev, obj);
return DRM_ERR(ENOMEM);
}
- nouveau_object_link(dev, fifo, obj);
-
return 0;
}
@@ -569,10 +567,10 @@ int nouveau_ioctl_dma_object_init(DRM_IOCTL_ARGS)
DRM_DEVICE;
drm_nouveau_dma_object_init_t init;
struct nouveau_object *obj;
- int fifo;
+ int channel;
- fifo = nouveau_fifo_id_get(dev, filp);
- if (fifo == -1)
+ channel = nouveau_fifo_id_get(dev, filp);
+ if (channel == -1)
return DRM_ERR(EINVAL);
DRM_COPY_FROM_USER_IOCTL(init, (drm_nouveau_dma_object_init_t __user *)
@@ -581,26 +579,24 @@ int nouveau_ioctl_dma_object_init(DRM_IOCTL_ARGS)
if (nouveau_dma_object_check_access(dev, &init))
return DRM_ERR(EPERM);
- if (nouveau_object_handle_find(dev, fifo, init.handle)) {
+ if (nouveau_object_handle_find(dev, channel, init.handle)) {
DRM_ERROR("Channel %d: handle 0x%08x already exists\n",
- fifo, init.handle);
+ channel, init.handle);
return DRM_ERR(EINVAL);
}
- obj = nouveau_dma_object_create(dev, init.class,
+ obj = nouveau_object_dma_create(dev, channel, init.class,
init.offset, init.size,
init.access, init.target);
if (!obj)
return DRM_ERR(ENOMEM);
obj->handle = init.handle;
- if (nouveau_hash_table_insert(dev, fifo, obj)) {
- nouveau_object_free(dev, fifo, obj);
+ if (nouveau_ht_object_insert(dev, channel, init.handle, obj)) {
+ nouveau_object_free(dev, obj);
return DRM_ERR(ENOMEM);
}
- nouveau_object_link(dev, fifo, obj);
-
return 0;
}
diff --git a/shared-core/nouveau_state.c b/shared-core/nouveau_state.c
index e1fc6330..ed45c166 100644
--- a/shared-core/nouveau_state.c
+++ b/shared-core/nouveau_state.c
@@ -34,7 +34,6 @@ void nouveau_preclose(drm_device_t * dev, DRMFILE filp)
nouveau_mem_release(filp,dev_priv->fb_heap);
nouveau_mem_release(filp,dev_priv->agp_heap);
- nouveau_object_cleanup(dev, filp);
nouveau_fifo_cleanup(dev, filp);
}
diff --git a/shared-core/nv40_graph.c b/shared-core/nv40_graph.c
index 5e0d8d77..f2650ca1 100644
--- a/shared-core/nv40_graph.c
+++ b/shared-core/nv40_graph.c
@@ -894,7 +894,6 @@ nv40_graph_init(drm_device_t *dev)
drm_nouveau_private_t *dev_priv =
(drm_nouveau_private_t *)dev->dev_private;
uint32_t *ctx_voodoo;
- uint32_t pg0220_inst;
int i;
switch (dev_priv->chipset) {
diff --git a/shared-core/r300_cmdbuf.c b/shared-core/r300_cmdbuf.c
index 0c04b5f8..815b9f86 100644
--- a/shared-core/r300_cmdbuf.c
+++ b/shared-core/r300_cmdbuf.c
@@ -224,7 +224,7 @@ void r300_init_reg_flags(void)
ADD_RANGE(R300_TX_BORDER_COLOR_0, 16);
/* Sporadic registers used as primitives are emitted */
- ADD_RANGE(0x4f18, 1);
+ ADD_RANGE(R300_RB3D_ZCACHE_CTLSTAT, 1);
ADD_RANGE(R300_RB3D_DSTCACHE_CTLSTAT, 1);
ADD_RANGE(R300_VAP_INPUT_ROUTE_0_0, 8);
ADD_RANGE(R300_VAP_INPUT_ROUTE_1_0, 8);
@@ -692,9 +692,9 @@ static __inline__ void r300_pacify(drm_radeon_private_t *dev_priv)
BEGIN_RING(6);
OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
- OUT_RING(0xa);
- OUT_RING(CP_PACKET0(0x4f18, 0));
- OUT_RING(0x3);
+ OUT_RING(R300_RB3D_DSTCACHE_0A);
+ OUT_RING(CP_PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
+ OUT_RING(R300_RB3D_ZCACHE_CTLSTAT_03);
OUT_RING(CP_PACKET3(RADEON_CP_NOP, 0));
OUT_RING(0x0);
ADVANCE_RING();
diff --git a/shared-core/r300_reg.h b/shared-core/r300_reg.h
index 69bc994c..5115b086 100644
--- a/shared-core/r300_reg.h
+++ b/shared-core/r300_reg.h
@@ -1394,6 +1394,12 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
/* gap */
+#define R300_RB3D_ZCACHE_CTLSTAT 0x4F18 /* GUESS */
+# define R300_RB3D_ZCACHE_CTLSTAT_01 0x1
+# define R300_RB3D_ZCACHE_CTLSTAT_03 0x3
+
+/* gap */
+
#define R300_RB3D_DEPTHOFFSET 0x4F20
#define R300_RB3D_DEPTHPITCH 0x4F24
# define R300_DEPTHPITCH_MASK 0x00001FF8 /* GUESS */