diff options
author | Ian Romanick <idr@us.ibm.com> | 2007-07-12 15:28:17 -0700 |
---|---|---|
committer | Ian Romanick <idr@us.ibm.com> | 2007-07-12 15:28:17 -0700 |
commit | 5522136b7f01402ae02cbe35180e3d80f850a6b3 (patch) | |
tree | 275da77af4df8b332f17cb503a4b58b608de8620 /shared-core/nv30_graph.c | |
parent | 76ca1e858fb8e1a65ea49c0c62350d7ca91044a2 (diff) | |
parent | 851c950d988e5a47fa6add71427e5ef8d4dcf231 (diff) |
Merge branch 'master' into xgi-0-0-2
Diffstat (limited to 'shared-core/nv30_graph.c')
-rw-r--r-- | shared-core/nv30_graph.c | 109 |
1 files changed, 86 insertions, 23 deletions
diff --git a/shared-core/nv30_graph.c b/shared-core/nv30_graph.c index f4faadd8..a83ad714 100644 --- a/shared-core/nv30_graph.c +++ b/shared-core/nv30_graph.c @@ -16,7 +16,7 @@ * contexts are taken from dumps just after the 3D object is * created. */ -static void nv30_graph_context_init(drm_device_t *dev, struct mem_block *ctx) +static void nv30_graph_context_init(drm_device_t *dev, nouveau_gpuobj_t *ctx) { drm_nouveau_private_t *dev_priv = dev->dev_private; int i; @@ -100,14 +100,14 @@ 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; - struct nouveau_fifo *chan = &dev_priv->fifos[channel]; - void (*ctx_init)(drm_device_t *, struct mem_block *); + struct nouveau_fifo *chan = dev_priv->fifos[channel]; + void (*ctx_init)(drm_device_t *, nouveau_gpuobj_t *); unsigned int ctx_size; - int i; + int ret; switch (dev_priv->chipset) { default: @@ -116,28 +116,91 @@ int nv30_graph_context_create(drm_device_t *dev, int channel) break; } - /* Alloc and clear RAMIN to store the context */ - chan->ramin_grctx = nouveau_instmem_alloc(dev, ctx_size, 4); - if (!chan->ramin_grctx) - return DRM_ERR(ENOMEM); - for (i=0; i<ctx_size; i+=4) - INSTANCE_WR(chan->ramin_grctx, i/4, 0x00000000); + if ((ret = nouveau_gpuobj_new_ref(dev, channel, -1, 0, ctx_size, 16, + NVOBJ_FLAG_ZERO_ALLOC, + &chan->ramin_grctx))) + return ret; /* Initialise default context values */ - ctx_init(dev, chan->ramin_grctx); + ctx_init(dev, chan->ramin_grctx->gpuobj); - INSTANCE_WR(chan->ramin_grctx, 10, channel << 24); /* CTX_USER */ - INSTANCE_WR(dev_priv->ctx_table, channel, nouveau_chip_instance_get(dev, chan->ramin_grctx)); + INSTANCE_WR(chan->ramin_grctx->gpuobj, 10, channel<<24); /* CTX_USER */ + INSTANCE_WR(dev_priv->ctx_table->gpuobj, channel, + chan->ramin_grctx->instance >> 4); 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_gpuobj_ref_del(dev, &chan->ramin_grctx); + + INSTANCE_WR(dev_priv->ctx_table->gpuobj, 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 = chan->ramin_grctx->instance >> 4; + + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_POINTER, inst); + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_XFER, + NV20_PGRAPH_CHANNEL_CTX_XFER_LOAD); + + 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 = chan->ramin_grctx->instance >> 4; + + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_POINTER, inst); + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_XFER, + NV20_PGRAPH_CHANNEL_CTX_XFER_SAVE); + + return nouveau_graph_wait_idle(dev); +} + int nv30_graph_init(drm_device_t *dev) { drm_nouveau_private_t *dev_priv = (drm_nouveau_private_t *)dev->dev_private; uint32_t vramsz, tmp; - int i; + int ret, i; NV_WRITE(NV03_PMC_ENABLE, NV_READ(NV03_PMC_ENABLE) & ~NV_PMC_ENABLE_PGRAPH); @@ -146,14 +209,14 @@ int nv30_graph_init(drm_device_t *dev) /* Create Context Pointer Table */ dev_priv->ctx_table_size = 32 * 4; - dev_priv->ctx_table = nouveau_instmem_alloc(dev, dev_priv->ctx_table_size, 4); - if (!dev_priv->ctx_table) - return DRM_ERR(ENOMEM); - - for (i=0; i< dev_priv->ctx_table_size; i+=4) - INSTANCE_WR(dev_priv->ctx_table, i/4, 0x00000000); - - NV_WRITE(NV10_PGRAPH_CHANNEL_CTX_TABLE, nouveau_chip_instance_get(dev, dev_priv->ctx_table)); + if ((ret = nouveau_gpuobj_new_ref(dev, -1, -1, 0, + dev_priv->ctx_table_size, 16, + NVOBJ_FLAG_ZERO_ALLOC, + &dev_priv->ctx_table))) + return ret; + + NV_WRITE(NV10_PGRAPH_CHANNEL_CTX_TABLE, + dev_priv->ctx_table->instance >> 4); NV_WRITE(NV03_PGRAPH_INTR_EN, 0x00000000); NV_WRITE(NV03_PGRAPH_INTR , 0xFFFFFFFF); |