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nouveau: NV3X PGRAPH engtab functions

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Ben Skeggs 2007-06-24 18:58:38 +10:00
parent 341bc78207
commit 5d55b0655c
4 changed files with 74 additions and 12 deletions
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5
shared-core/nouveau_drv.h
View File

@ -294,7 +294,10 @@ extern int nv20_graph_context_create(drm_device_t *dev, int channel);
/* nv30_graph.c */
extern int nv30_graph_init(drm_device_t *dev);
extern void nv30_graph_takedown(drm_device_t *dev);
extern int nv30_graph_context_create(drm_device_t *dev, int channel);
extern int nv30_graph_create_context(drm_device_t *, int channel);
extern void nv30_graph_destroy_context(drm_device_t *, int channel);
extern int nv30_graph_load_context(drm_device_t *, int channel);
extern int nv30_graph_save_context(drm_device_t *, int channel);
/* nv40_graph.c */
extern int nv40_graph_init(drm_device_t *);

9
shared-core/nouveau_fifo.c
View File

@ -306,13 +306,6 @@ static int nouveau_fifo_alloc(drm_device_t* dev, int *chan_ret, DRMFILE filp)
return ret;
}
break;
case NV_30:
ret = nv30_graph_context_create(dev, channel);
if (ret) {
nouveau_fifo_free(dev, channel);
return ret;
}
break;
default:
if (!engine->graph.create_context) {
DRM_ERROR("graph.create_context == NULL\n");
@ -388,8 +381,6 @@ void nouveau_fifo_free(drm_device_t* dev, int channel)
drm_nouveau_private_t *dev_priv = dev->dev_private;
nouveau_engine_func_t *engine = &dev_priv->Engine;
struct nouveau_fifo *chan = &dev_priv->fifos[channel];
int i;
int ctx_size = nouveau_fifo_ctx_size(dev);
chan->used = 0;
DRM_INFO("%s: freeing fifo %d\n", __func__, channel);

4
shared-core/nouveau_state.c
View File

@ -143,6 +143,10 @@ static int nouveau_init_engine_ptrs(drm_device_t *dev)
engine->fb.takedown = nv10_fb_takedown;
engine->graph.init = nv30_graph_init;
engine->graph.takedown = nv30_graph_takedown;
engine->graph.create_context = nv30_graph_create_context;
engine->graph.destroy_context = nv30_graph_destroy_context;
engine->graph.load_context = nv30_graph_load_context;
engine->graph.save_context = nv30_graph_save_context;
engine->fifo.init = nouveau_fifo_init;
engine->fifo.takedown = nouveau_stub_takedown;
engine->fifo.create_context = nv10_fifo_create_context;

66
shared-core/nv30_graph.c
View File

@ -100,7 +100,7 @@ static void nv30_graph_context_init(drm_device_t *dev, struct mem_block *ctx)
}
int nv30_graph_context_create(drm_device_t *dev, int channel)
int nv30_graph_create_context(drm_device_t *dev, int channel)
{
drm_nouveau_private_t *dev_priv =
(drm_nouveau_private_t *)dev->dev_private;
@ -132,6 +132,70 @@ int nv30_graph_context_create(drm_device_t *dev, int channel)
return 0;
}
void nv30_graph_destroy_context(drm_device_t *dev, int channel)
{
drm_nouveau_private_t *dev_priv =
(drm_nouveau_private_t *)dev->dev_private;
struct nouveau_fifo *chan = &dev_priv->fifos[channel];
if (chan->ramin_grctx) {
nouveau_instmem_free(dev, chan->ramin_grctx);
chan->ramin_grctx = NULL;
}
INSTANCE_WR(dev_priv->ctx_table, channel, 0);
}
static int
nouveau_graph_wait_idle(drm_device_t *dev)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
int tv = 1000;
while (tv--) {
if (NV_READ(0x400700) == 0)
break;
}
if (NV_READ(0x400700)) {
DRM_ERROR("timeout!\n");
return DRM_ERR(EBUSY);
}
return 0;
}
int nv30_graph_load_context(drm_device_t *dev, int channel)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
struct nouveau_fifo *chan = &dev_priv->fifos[channel];
uint32_t inst;
if (!chan->ramin_grctx)
return DRM_ERR(EINVAL);
inst = nouveau_chip_instance_get(dev, chan->ramin_grctx);
NV_WRITE(0x400784, inst);
NV_WRITE(0x400788, 1);
return nouveau_graph_wait_idle(dev);
}
int nv30_graph_save_context(drm_device_t *dev, int channel)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
struct nouveau_fifo *chan = &dev_priv->fifos[channel];
uint32_t inst;
if (!chan->ramin_grctx)
return DRM_ERR(EINVAL);
inst = nouveau_chip_instance_get(dev, chan->ramin_grctx);
NV_WRITE(0x400784, inst);
NV_WRITE(0x400788, 2);
return nouveau_graph_wait_idle(dev);
}
int nv30_graph_init(drm_device_t *dev)
{
drm_nouveau_private_t *dev_priv =