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path: root/drivers/gpu/drm/nouveau/nv40_graph.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv40_graph.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv40_graph.c236
1 files changed, 180 insertions, 56 deletions
diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c
index 7ee1b91569b8..18d30c2c1aa6 100644
--- a/drivers/gpu/drm/nouveau/nv40_graph.c
+++ b/drivers/gpu/drm/nouveau/nv40_graph.c
@@ -29,6 +29,9 @@
#include "nouveau_drv.h"
#include "nouveau_grctx.h"
+static int nv40_graph_register(struct drm_device *);
+static void nv40_graph_isr(struct drm_device *);
+
struct nouveau_channel *
nv40_graph_channel(struct drm_device *dev)
{
@@ -42,7 +45,7 @@ nv40_graph_channel(struct drm_device *dev)
inst = (inst & NV40_PGRAPH_CTXCTL_CUR_INSTANCE) << 4;
for (i = 0; i < dev_priv->engine.fifo.channels; i++) {
- struct nouveau_channel *chan = dev_priv->fifos[i];
+ struct nouveau_channel *chan = dev_priv->channels.ptr[i];
if (chan && chan->ramin_grctx &&
chan->ramin_grctx->pinst == inst)
@@ -59,6 +62,7 @@ nv40_graph_create_context(struct nouveau_channel *chan)
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,
@@ -73,12 +77,39 @@ nv40_graph_create_context(struct nouveau_channel *chan)
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);
}
@@ -174,43 +205,44 @@ nv40_graph_unload_context(struct drm_device *dev)
}
void
-nv40_graph_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
- uint32_t size, uint32_t pitch)
+nv40_graph_set_tile_region(struct drm_device *dev, int i)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
- uint32_t limit = max(1u, addr + size) - 1;
-
- if (pitch)
- addr |= 1;
+ struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i];
switch (dev_priv->chipset) {
+ case 0x40:
+ case 0x41: /* guess */
+ case 0x42:
+ case 0x43:
+ case 0x45: /* guess */
+ case 0x4e:
+ nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch);
+ nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit);
+ nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr);
+ nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tile->pitch);
+ nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit);
+ nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr);
+ break;
case 0x44:
case 0x4a:
- case 0x4e:
- nv_wr32(dev, NV20_PGRAPH_TSIZE(i), pitch);
- nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), limit);
- nv_wr32(dev, NV20_PGRAPH_TILE(i), addr);
+ nv_wr32(dev, NV20_PGRAPH_TSIZE(i), tile->pitch);
+ nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), tile->limit);
+ nv_wr32(dev, NV20_PGRAPH_TILE(i), tile->addr);
break;
-
case 0x46:
case 0x47:
case 0x49:
case 0x4b:
- nv_wr32(dev, NV47_PGRAPH_TSIZE(i), pitch);
- nv_wr32(dev, NV47_PGRAPH_TLIMIT(i), limit);
- nv_wr32(dev, NV47_PGRAPH_TILE(i), addr);
- nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), pitch);
- nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), limit);
- nv_wr32(dev, NV40_PGRAPH_TILE1(i), addr);
- break;
-
+ case 0x4c:
+ case 0x67:
default:
- nv_wr32(dev, NV20_PGRAPH_TSIZE(i), pitch);
- nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), limit);
- nv_wr32(dev, NV20_PGRAPH_TILE(i), addr);
- nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), pitch);
- nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), limit);
- nv_wr32(dev, NV40_PGRAPH_TILE1(i), addr);
+ nv_wr32(dev, NV47_PGRAPH_TSIZE(i), tile->pitch);
+ nv_wr32(dev, NV47_PGRAPH_TLIMIT(i), tile->limit);
+ nv_wr32(dev, NV47_PGRAPH_TILE(i), tile->addr);
+ nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tile->pitch);
+ nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tile->limit);
+ nv_wr32(dev, NV40_PGRAPH_TILE1(i), tile->addr);
break;
}
}
@@ -232,7 +264,7 @@ nv40_graph_init(struct drm_device *dev)
struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
struct nouveau_grctx ctx = {};
uint32_t vramsz, *cp;
- int i, j;
+ int ret, i, j;
nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) &
~NV_PMC_ENABLE_PGRAPH);
@@ -256,9 +288,14 @@ nv40_graph_init(struct drm_device *dev)
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);
@@ -347,7 +384,7 @@ nv40_graph_init(struct drm_device *dev)
/* Turn all the tiling regions off. */
for (i = 0; i < pfb->num_tiles; i++)
- nv40_graph_set_region_tiling(dev, i, 0, 0, 0);
+ nv40_graph_set_tile_region(dev, i);
/* begin RAM config */
vramsz = pci_resource_len(dev->pdev, 0) - 1;
@@ -364,17 +401,20 @@ nv40_graph_init(struct drm_device *dev)
break;
default:
switch (dev_priv->chipset) {
- case 0x46:
- case 0x47:
- case 0x49:
- case 0x4b:
- nv_wr32(dev, 0x400DF0, nv_rd32(dev, NV04_PFB_CFG0));
- nv_wr32(dev, 0x400DF4, nv_rd32(dev, NV04_PFB_CFG1));
- break;
- default:
+ case 0x41:
+ case 0x42:
+ case 0x43:
+ case 0x45:
+ case 0x4e:
+ case 0x44:
+ case 0x4a:
nv_wr32(dev, 0x4009F0, nv_rd32(dev, NV04_PFB_CFG0));
nv_wr32(dev, 0x4009F4, nv_rd32(dev, NV04_PFB_CFG1));
break;
+ default:
+ nv_wr32(dev, 0x400DF0, nv_rd32(dev, NV04_PFB_CFG0));
+ nv_wr32(dev, 0x400DF4, nv_rd32(dev, NV04_PFB_CFG1));
+ break;
}
nv_wr32(dev, 0x4069F0, nv_rd32(dev, NV04_PFB_CFG0));
nv_wr32(dev, 0x4069F4, nv_rd32(dev, NV04_PFB_CFG1));
@@ -390,26 +430,110 @@ nv40_graph_init(struct drm_device *dev)
void nv40_graph_takedown(struct drm_device *dev)
{
+ nouveau_irq_unregister(dev, 12);
+}
+
+static int
+nv40_graph_register(struct drm_device *dev)
+{
+ 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;
+ return 0;
+}
+
+static int
+nv40_graph_isr_chid(struct drm_device *dev, u32 inst)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_channel *chan;
+ 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)
+ continue;
+
+ if (inst == chan->ramin_grctx->pinst)
+ break;
+ }
+ spin_unlock_irqrestore(&dev_priv->channels.lock, flags);
+ return i;
}
-struct nouveau_pgraph_object_class nv40_graph_grclass[] = {
- { 0x0030, false, NULL }, /* null */
- { 0x0039, false, NULL }, /* m2mf */
- { 0x004a, false, NULL }, /* gdirect */
- { 0x009f, false, NULL }, /* imageblit (nv12) */
- { 0x008a, false, NULL }, /* ifc */
- { 0x0089, false, NULL }, /* sifm */
- { 0x3089, false, NULL }, /* sifm (nv40) */
- { 0x0062, false, NULL }, /* surf2d */
- { 0x3062, false, NULL }, /* surf2d (nv40) */
- { 0x0043, false, NULL }, /* rop */
- { 0x0012, false, NULL }, /* beta1 */
- { 0x0072, false, NULL }, /* beta4 */
- { 0x0019, false, NULL }, /* cliprect */
- { 0x0044, false, NULL }, /* pattern */
- { 0x309e, false, NULL }, /* swzsurf */
- { 0x4097, false, NULL }, /* curie (nv40) */
- { 0x4497, false, NULL }, /* curie (nv44) */
- {}
-};
+static void
+nv40_graph_isr(struct drm_device *dev)
+{
+ u32 stat;
+
+ while ((stat = nv_rd32(dev, NV03_PGRAPH_INTR))) {
+ u32 nsource = nv_rd32(dev, NV03_PGRAPH_NSOURCE);
+ u32 nstatus = nv_rd32(dev, NV03_PGRAPH_NSTATUS);
+ u32 inst = (nv_rd32(dev, 0x40032c) & 0x000fffff) << 4;
+ u32 chid = nv40_graph_isr_chid(dev, inst);
+ u32 addr = nv_rd32(dev, NV04_PGRAPH_TRAPPED_ADDR);
+ u32 subc = (addr & 0x00070000) >> 16;
+ u32 mthd = (addr & 0x00001ffc);
+ u32 data = nv_rd32(dev, NV04_PGRAPH_TRAPPED_DATA);
+ u32 class = nv_rd32(dev, 0x400160 + subc * 4) & 0xffff;
+ u32 show = stat;
+
+ if (stat & NV_PGRAPH_INTR_ERROR) {
+ if (nsource & NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD) {
+ if (!nouveau_gpuobj_mthd_call2(dev, chid, class, mthd, data))
+ show &= ~NV_PGRAPH_INTR_ERROR;
+ } else
+ if (nsource & NV03_PGRAPH_NSOURCE_DMA_VTX_PROTECTION) {
+ nv_mask(dev, 0x402000, 0, 0);
+ }
+ }
+ nv_wr32(dev, NV03_PGRAPH_INTR, stat);
+ nv_wr32(dev, NV04_PGRAPH_FIFO, 0x00000001);
+
+ if (show && nouveau_ratelimit()) {
+ NV_INFO(dev, "PGRAPH -");
+ nouveau_bitfield_print(nv10_graph_intr, show);
+ printk(" nsource:");
+ nouveau_bitfield_print(nv04_graph_nsource, nsource);
+ printk(" nstatus:");
+ nouveau_bitfield_print(nv10_graph_nstatus, nstatus);
+ printk("\n");
+ NV_INFO(dev, "PGRAPH - ch %d (0x%08x) subc %d "
+ "class 0x%04x mthd 0x%04x data 0x%08x\n",
+ chid, inst, subc, class, mthd, data);
+ }
+ }
+}
generated by cgit v1.2.3 (git 2.0.4) at 2024-04-26 19:08:21 +0000