#include "nouveau_grctx.h"
#include "nouveau_ramht.h"
-static int nv40_graph_register(struct drm_device *);
-static void nv40_graph_isr(struct drm_device *);
+struct nv40_graph_engine {
+ struct nouveau_exec_engine base;
+ u32 grctx_size;
+};
-struct nouveau_channel *
+static struct nouveau_channel *
nv40_graph_channel(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_gpuobj *grctx;
uint32_t inst;
int i;
inst = (inst & NV40_PGRAPH_CTXCTL_CUR_INSTANCE) << 4;
for (i = 0; i < dev_priv->engine.fifo.channels; i++) {
- struct nouveau_channel *chan = dev_priv->channels.ptr[i];
+ if (!dev_priv->channels.ptr[i])
+ continue;
- if (chan && chan->ramin_grctx &&
- chan->ramin_grctx->pinst == inst)
- return chan;
+ grctx = dev_priv->channels.ptr[i]->engctx[NVOBJ_ENGINE_GR];
+ if (grctx && grctx->pinst == inst)
+ return dev_priv->channels.ptr[i];
}
return NULL;
}
-int
-nv40_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;
- struct nouveau_grctx ctx = {};
- unsigned long flags;
- int ret;
-
- ret = nouveau_gpuobj_new(dev, chan, pgraph->grctx_size, 16,
- NVOBJ_FLAG_ZERO_ALLOC, &chan->ramin_grctx);
- if (ret)
- return ret;
-
- /* Initialise default context values */
- ctx.dev = chan->dev;
- ctx.mode = NOUVEAU_GRCTX_VALS;
- ctx.data = chan->ramin_grctx;
- nv40_grctx_init(&ctx);
-
- nv_wo32(chan->ramin_grctx, 0, chan->ramin_grctx->pinst);
-
- /* init grctx pointer in ramfc, and on PFIFO if channel is
- * already active there
- */
- spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
- nv_wo32(chan->ramfc, 0x38, chan->ramin_grctx->pinst >> 4);
- nv_mask(dev, 0x002500, 0x00000001, 0x00000000);
- if ((nv_rd32(dev, 0x003204) & 0x0000001f) == chan->id)
- nv_wr32(dev, 0x0032e0, chan->ramin_grctx->pinst >> 4);
- nv_mask(dev, 0x002500, 0x00000001, 0x00000001);
- spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
- return 0;
-}
-
-void
-nv40_graph_destroy_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;
- unsigned long flags;
-
- spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
- pgraph->fifo_access(dev, false);
-
- /* Unload the context if it's the currently active one */
- if (pgraph->channel(dev) == chan)
- pgraph->unload_context(dev);
-
- pgraph->fifo_access(dev, true);
- spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
-
- /* Free the context resources */
- nouveau_gpuobj_ref(NULL, &chan->ramin_grctx);
-}
-
static int
nv40_graph_transfer_context(struct drm_device *dev, uint32_t inst, int save)
{
return 0;
}
-/* Restore the context for a specific channel into PGRAPH */
-int
-nv40_graph_load_context(struct nouveau_channel *chan)
+static int
+nv40_graph_unload_context(struct drm_device *dev)
{
- struct drm_device *dev = chan->dev;
uint32_t inst;
int ret;
- if (!chan->ramin_grctx)
- return -EINVAL;
- inst = chan->ramin_grctx->pinst >> 4;
+ inst = nv_rd32(dev, NV40_PGRAPH_CTXCTL_CUR);
+ if (!(inst & NV40_PGRAPH_CTXCTL_CUR_LOADED))
+ return 0;
+ inst &= NV40_PGRAPH_CTXCTL_CUR_INSTANCE;
+
+ ret = nv40_graph_transfer_context(dev, inst, 1);
+
+ nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR, inst);
+ return ret;
+}
- ret = nv40_graph_transfer_context(dev, inst, 0);
+static int
+nv40_graph_context_new(struct nouveau_channel *chan, int engine)
+{
+ struct nv40_graph_engine *pgraph = nv_engine(chan->dev, engine);
+ struct drm_device *dev = chan->dev;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_gpuobj *grctx = NULL;
+ struct nouveau_grctx ctx = {};
+ unsigned long flags;
+ int ret;
+
+ ret = nouveau_gpuobj_new(dev, NULL, pgraph->grctx_size, 16,
+ NVOBJ_FLAG_ZERO_ALLOC, &grctx);
if (ret)
return ret;
- /* 0x40032C, no idea of it's exact function. Could simply be a
- * record of the currently active PGRAPH context. It's currently
- * unknown as to what bit 24 does. The nv ddx has it set, so we will
- * set it here too.
- */
- nv_wr32(dev, NV20_PGRAPH_CHANNEL_CTX_POINTER, inst);
- nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR,
- (inst & NV40_PGRAPH_CTXCTL_CUR_INSTANCE) |
- NV40_PGRAPH_CTXCTL_CUR_LOADED);
- /* 0x32E0 records the instance address of the active FIFO's PGRAPH
- * context. If at any time this doesn't match 0x40032C, you will
- * receive PGRAPH_INTR_CONTEXT_SWITCH
+ /* Initialise default context values */
+ ctx.dev = chan->dev;
+ ctx.mode = NOUVEAU_GRCTX_VALS;
+ ctx.data = grctx;
+ nv40_grctx_init(&ctx);
+
+ nv_wo32(grctx, 0, grctx->vinst);
+
+ /* init grctx pointer in ramfc, and on PFIFO if channel is
+ * already active there
*/
- nv_wr32(dev, NV40_PFIFO_GRCTX_INSTANCE, inst);
+ spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
+ nv_wo32(chan->ramfc, 0x38, grctx->vinst >> 4);
+ nv_mask(dev, 0x002500, 0x00000001, 0x00000000);
+ if ((nv_rd32(dev, 0x003204) & 0x0000001f) == chan->id)
+ nv_wr32(dev, 0x0032e0, grctx->vinst >> 4);
+ nv_mask(dev, 0x002500, 0x00000001, 0x00000001);
+ spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
+
+ chan->engctx[engine] = grctx;
return 0;
}
-int
-nv40_graph_unload_context(struct drm_device *dev)
+static void
+nv40_graph_context_del(struct nouveau_channel *chan, int engine)
{
- uint32_t inst;
- int ret;
+ struct nouveau_gpuobj *grctx = chan->engctx[engine];
+ struct drm_device *dev = chan->dev;
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ unsigned long flags;
- inst = nv_rd32(dev, NV40_PGRAPH_CTXCTL_CUR);
- if (!(inst & NV40_PGRAPH_CTXCTL_CUR_LOADED))
- return 0;
- inst &= NV40_PGRAPH_CTXCTL_CUR_INSTANCE;
+ spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
+ nv04_graph_fifo_access(dev, false);
- ret = nv40_graph_transfer_context(dev, inst, 1);
+ /* Unload the context if it's the currently active one */
+ if (nv40_graph_channel(dev) == chan)
+ nv40_graph_unload_context(dev);
- nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR, inst);
- return ret;
+ nv04_graph_fifo_access(dev, true);
+ spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
+
+ /* Free the context resources */
+ nouveau_gpuobj_ref(NULL, &grctx);
+ chan->engctx[engine] = NULL;
}
int
-nv40_graph_object_new(struct nouveau_channel *chan, u32 handle, u16 class)
+nv40_graph_object_new(struct nouveau_channel *chan, int engine,
+ u32 handle, u16 class)
{
struct drm_device *dev = chan->dev;
struct nouveau_gpuobj *obj = NULL;
* C51 0x4e
*/
int
-nv40_graph_init(struct drm_device *dev)
+nv40_graph_init(struct drm_device *dev, int engine)
{
- struct drm_nouveau_private *dev_priv =
- (struct drm_nouveau_private *)dev->dev_private;
+ struct nv40_graph_engine *pgraph = nv_engine(dev, engine);
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
struct nouveau_grctx ctx = {};
uint32_t vramsz, *cp;
- int ret, i, j;
+ int i, j;
nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) &
~NV_PMC_ENABLE_PGRAPH);
ctx.data = cp;
ctx.ctxprog_max = 256;
nv40_grctx_init(&ctx);
- dev_priv->engine.graph.grctx_size = ctx.ctxvals_pos * 4;
+ pgraph->grctx_size = ctx.ctxvals_pos * 4;
nv_wr32(dev, NV40_PGRAPH_CTXCTL_UCODE_INDEX, 0);
for (i = 0; i < ctx.ctxprog_len; i++)
kfree(cp);
- ret = nv40_graph_register(dev);
- if (ret)
- return ret;
-
/* No context present currently */
nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR, 0x00000000);
- nouveau_irq_register(dev, 12, nv40_graph_isr);
nv_wr32(dev, NV03_PGRAPH_INTR , 0xFFFFFFFF);
nv_wr32(dev, NV40_PGRAPH_INTR_EN, 0xFFFFFFFF);
return 0;
}
-void nv40_graph_takedown(struct drm_device *dev)
-{
- nouveau_irq_unregister(dev, 12);
-}
-
static int
-nv40_graph_register(struct drm_device *dev)
+nv40_graph_fini(struct drm_device *dev, int engine)
{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
-
- if (dev_priv->engine.graph.registered)
- return 0;
-
- NVOBJ_CLASS(dev, 0x506e, SW); /* nvsw */
- NVOBJ_CLASS(dev, 0x0030, GR); /* null */
- NVOBJ_CLASS(dev, 0x0039, GR); /* m2mf */
- NVOBJ_CLASS(dev, 0x004a, GR); /* gdirect */
- NVOBJ_CLASS(dev, 0x009f, GR); /* imageblit (nv12) */
- NVOBJ_CLASS(dev, 0x008a, GR); /* ifc */
- NVOBJ_CLASS(dev, 0x0089, GR); /* sifm */
- NVOBJ_CLASS(dev, 0x3089, GR); /* sifm (nv40) */
- NVOBJ_CLASS(dev, 0x0062, GR); /* surf2d */
- NVOBJ_CLASS(dev, 0x3062, GR); /* surf2d (nv40) */
- NVOBJ_CLASS(dev, 0x0043, GR); /* rop */
- NVOBJ_CLASS(dev, 0x0012, GR); /* beta1 */
- NVOBJ_CLASS(dev, 0x0072, GR); /* beta4 */
- NVOBJ_CLASS(dev, 0x0019, GR); /* cliprect */
- NVOBJ_CLASS(dev, 0x0044, GR); /* pattern */
- NVOBJ_CLASS(dev, 0x309e, GR); /* swzsurf */
-
- /* curie */
- if (nv44_graph_class(dev))
- NVOBJ_CLASS(dev, 0x4497, GR);
- else
- NVOBJ_CLASS(dev, 0x4097, GR);
-
- /* nvsw */
- NVOBJ_CLASS(dev, 0x506e, SW);
- NVOBJ_MTHD (dev, 0x506e, 0x0500, nv04_graph_mthd_page_flip);
-
- dev_priv->engine.graph.registered = true;
+ nv40_graph_unload_context(dev);
return 0;
}
nv40_graph_isr_chid(struct drm_device *dev, u32 inst)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_channel *chan;
+ struct nouveau_gpuobj *grctx;
unsigned long flags;
int i;
spin_lock_irqsave(&dev_priv->channels.lock, flags);
for (i = 0; i < dev_priv->engine.fifo.channels; i++) {
- chan = dev_priv->channels.ptr[i];
- if (!chan || !chan->ramin_grctx)
+ if (!dev_priv->channels.ptr[i])
continue;
+ grctx = dev_priv->channels.ptr[i]->engctx[NVOBJ_ENGINE_GR];
- if (inst == chan->ramin_grctx->pinst)
+ if (grctx && grctx->pinst == inst)
break;
}
spin_unlock_irqrestore(&dev_priv->channels.lock, flags);
}
}
}
+
+static void
+nv40_graph_destroy(struct drm_device *dev, int engine)
+{
+ struct nv40_graph_engine *pgraph = nv_engine(dev, engine);
+
+ nouveau_irq_unregister(dev, 12);
+
+ NVOBJ_ENGINE_DEL(dev, GR);
+ kfree(pgraph);
+}
+
+int
+nv40_graph_create(struct drm_device *dev)
+{
+ struct nv40_graph_engine *pgraph;
+
+ pgraph = kzalloc(sizeof(*pgraph), GFP_KERNEL);
+ if (!pgraph)
+ return -ENOMEM;
+
+ pgraph->base.destroy = nv40_graph_destroy;
+ pgraph->base.init = nv40_graph_init;
+ pgraph->base.fini = nv40_graph_fini;
+ pgraph->base.context_new = nv40_graph_context_new;
+ pgraph->base.context_del = nv40_graph_context_del;
+ pgraph->base.object_new = nv40_graph_object_new;
+
+ NVOBJ_ENGINE_ADD(dev, GR, &pgraph->base);
+ nouveau_irq_register(dev, 12, nv40_graph_isr);
+
+ NVOBJ_CLASS(dev, 0x506e, SW); /* nvsw */
+ NVOBJ_CLASS(dev, 0x0030, GR); /* null */
+ NVOBJ_CLASS(dev, 0x0039, GR); /* m2mf */
+ NVOBJ_CLASS(dev, 0x004a, GR); /* gdirect */
+ NVOBJ_CLASS(dev, 0x009f, GR); /* imageblit (nv12) */
+ NVOBJ_CLASS(dev, 0x008a, GR); /* ifc */
+ NVOBJ_CLASS(dev, 0x0089, GR); /* sifm */
+ NVOBJ_CLASS(dev, 0x3089, GR); /* sifm (nv40) */
+ NVOBJ_CLASS(dev, 0x0062, GR); /* surf2d */
+ NVOBJ_CLASS(dev, 0x3062, GR); /* surf2d (nv40) */
+ NVOBJ_CLASS(dev, 0x0043, GR); /* rop */
+ NVOBJ_CLASS(dev, 0x0012, GR); /* beta1 */
+ NVOBJ_CLASS(dev, 0x0072, GR); /* beta4 */
+ NVOBJ_CLASS(dev, 0x0019, GR); /* cliprect */
+ NVOBJ_CLASS(dev, 0x0044, GR); /* pattern */
+ NVOBJ_CLASS(dev, 0x309e, GR); /* swzsurf */
+
+ /* curie */
+ if (nv44_graph_class(dev))
+ NVOBJ_CLASS(dev, 0x4497, GR);
+ else
+ NVOBJ_CLASS(dev, 0x4097, GR);
+
+ /* nvsw */
+ NVOBJ_CLASS(dev, 0x506e, SW);
+ NVOBJ_MTHD (dev, 0x506e, 0x0500, nv04_graph_mthd_page_flip);
+ return 0;
+}
projects / openwrt / staging / blogic.git / commitdiff