From: Ben Skeggs Date: Thu, 8 Jul 2010 03:15:05 +0000 (+1000) Subject: drm/nouveau: allocate fixed amount of PRAMIN per channel on all chipsets X-Git-Tag: v2.6.36-rc1~540^2~19^2~42 X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=816544b21b020bdb9dcb9a5003fe3e1f109e8698;p=~shefty%2Frdma-dev.git drm/nouveau: allocate fixed amount of PRAMIN per channel on all chipsets Previously only done on nv50+ This commit also switches unknown NV2x/NV3x chipsets to noaccel mode. Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c index 7d86e05ac88..b6bcb254f4a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_object.c +++ b/drivers/gpu/drm/nouveau/nouveau_object.c @@ -229,25 +229,12 @@ nouveau_gpuobj_new(struct drm_device *dev, struct nouveau_channel *chan, * available. */ if (chan) { - if (chan->ramin_heap.ml_entry.next) { - NV_DEBUG(dev, "private heap\n"); - pramin = &chan->ramin_heap; - } else - if (dev_priv->card_type < NV_50) { - NV_DEBUG(dev, "global heap fallback\n"); - pramin = &dev_priv->ramin_heap; - } + NV_DEBUG(dev, "channel heap\n"); + pramin = &chan->ramin_heap; } else { NV_DEBUG(dev, "global heap\n"); pramin = &dev_priv->ramin_heap; - } - - if (!pramin) { - NV_ERROR(dev, "No PRAMIN heap!\n"); - return -EINVAL; - } - if (!chan) { ret = engine->instmem.populate(dev, gpuobj, &size); if (ret) { nouveau_gpuobj_del(dev, &gpuobj); @@ -911,6 +898,7 @@ nouveau_gpuobj_channel_init_pramin(struct nouveau_channel *chan) base = 0; /* PGRAPH context */ + size += dev_priv->engine.graph.grctx_size; if (dev_priv->card_type == NV_50) { /* Various fixed table thingos */ @@ -921,12 +909,8 @@ nouveau_gpuobj_channel_init_pramin(struct nouveau_channel *chan) size += 0x8000; /* RAMFC */ size += 0x1000; - /* PGRAPH context */ - size += 0x70000; } - NV_DEBUG(dev, "ch%d PRAMIN size: 0x%08x bytes, base alloc=0x%08x\n", - chan->id, size, base); ret = nouveau_gpuobj_new_ref(dev, NULL, NULL, 0, size, 0x1000, 0, &chan->ramin); if (ret) { @@ -959,15 +943,11 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, NV_DEBUG(dev, "ch%d vram=0x%08x tt=0x%08x\n", chan->id, vram_h, tt_h); - /* Reserve a block of PRAMIN for the channel - *XXX: maybe on card_type == NV_50) { - ret = nouveau_gpuobj_channel_init_pramin(chan); - if (ret) { - NV_ERROR(dev, "init pramin\n"); - return ret; - } + /* Allocate a chunk of memory for per-channel object storage */ + ret = nouveau_gpuobj_channel_init_pramin(chan); + if (ret) { + NV_ERROR(dev, "init pramin\n"); + return ret; } /* NV50 VM diff --git a/drivers/gpu/drm/nouveau/nv20_graph.c b/drivers/gpu/drm/nouveau/nv20_graph.c index f3e6dd70d22..0c776ee81e8 100644 --- a/drivers/gpu/drm/nouveau/nv20_graph.c +++ b/drivers/gpu/drm/nouveau/nv20_graph.c @@ -370,53 +370,42 @@ nv20_graph_create_context(struct nouveau_channel *chan) { struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; void (*ctx_init)(struct drm_device *, struct nouveau_gpuobj *); - unsigned int ctx_size; unsigned int idoffs = 0x28/4; int ret; switch (dev_priv->chipset) { case 0x20: - ctx_size = NV20_GRCTX_SIZE; ctx_init = nv20_graph_context_init; idoffs = 0; break; case 0x25: case 0x28: - ctx_size = NV25_GRCTX_SIZE; ctx_init = nv25_graph_context_init; break; case 0x2a: - ctx_size = NV2A_GRCTX_SIZE; ctx_init = nv2a_graph_context_init; idoffs = 0; break; case 0x30: case 0x31: - ctx_size = NV30_31_GRCTX_SIZE; ctx_init = nv30_31_graph_context_init; break; case 0x34: - ctx_size = NV34_GRCTX_SIZE; ctx_init = nv34_graph_context_init; break; case 0x35: case 0x36: - ctx_size = NV35_36_GRCTX_SIZE; ctx_init = nv35_36_graph_context_init; break; default: - ctx_size = 0; - ctx_init = nv35_36_graph_context_init; - NV_ERROR(dev, "Please contact the devs if you want your NV%x" - " card to work\n", dev_priv->chipset); - return -ENOSYS; - break; + BUG_ON(1); } - ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, ctx_size, 16, - NVOBJ_FLAG_ZERO_ALLOC, - &chan->ramin_grctx); + ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, pgraph->grctx_size, + 16, NVOBJ_FLAG_ZERO_ALLOC, + &chan->ramin_grctx); if (ret) return ret; @@ -535,9 +524,27 @@ nv20_graph_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = (struct drm_nouveau_private *)dev->dev_private; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; uint32_t tmp, vramsz; int ret, i; + switch (dev_priv->chipset) { + case 0x20: + pgraph->grctx_size = NV20_GRCTX_SIZE; + break; + case 0x25: + case 0x28: + pgraph->grctx_size = NV25_GRCTX_SIZE; + break; + case 0x2a: + pgraph->grctx_size = NV2A_GRCTX_SIZE; + break; + default: + NV_ERROR(dev, "unknown chipset, disabling acceleration\n"); + pgraph->accel_blocked = true; + return 0; + } + nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) & ~NV_PMC_ENABLE_PGRAPH); nv_wr32(dev, NV03_PMC_ENABLE, @@ -647,8 +654,27 @@ int nv30_graph_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph; int ret, i; + switch (dev_priv->chipset) { + case 0x30: + case 0x31: + pgraph->grctx_size = NV30_31_GRCTX_SIZE; + break; + case 0x34: + pgraph->grctx_size = NV34_GRCTX_SIZE; + break; + case 0x35: + case 0x36: + pgraph->grctx_size = NV35_36_GRCTX_SIZE; + break; + default: + NV_ERROR(dev, "unknown chipset, disabling acceleration\n"); + pgraph->accel_blocked = true; + return 0; + } + nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) & ~NV_PMC_ENABLE_PGRAPH); nv_wr32(dev, NV03_PMC_ENABLE,