aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_drv.h2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_irq.c56
-rw-r--r--drivers/gpu/drm/nouveau/nv50_fb.c39
3 files changed, 51 insertions, 46 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index dc90fd2861b7..c8b990b09f5d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -903,10 +903,10 @@ extern int nv40_fb_init(struct drm_device *);
extern void nv40_fb_takedown(struct drm_device *);
extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
uint32_t, uint32_t);
-
/* nv50_fb.c */
extern int nv50_fb_init(struct drm_device *);
extern void nv50_fb_takedown(struct drm_device *);
+extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);
/* nvc0_fb.c */
extern int nvc0_fb_init(struct drm_device *);
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c
index 9cc3259a54b9..316e0587fb01 100644
--- a/drivers/gpu/drm/nouveau/nouveau_irq.c
+++ b/drivers/gpu/drm/nouveau/nouveau_irq.c
@@ -607,40 +607,6 @@ nouveau_pgraph_irq_handler(struct drm_device *dev)
nv_wr32(dev, NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING);
}
-static void
-nv50_pfb_vm_trap(struct drm_device *dev, int display, const char *name)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- uint32_t trap[6];
- int i, ch;
- uint32_t idx = nv_rd32(dev, 0x100c90);
- if (idx & 0x80000000) {
- idx &= 0xffffff;
- if (display) {
- for (i = 0; i < 6; i++) {
- nv_wr32(dev, 0x100c90, idx | i << 24);
- trap[i] = nv_rd32(dev, 0x100c94);
- }
- for (ch = 0; ch < dev_priv->engine.fifo.channels; ch++) {
- struct nouveau_channel *chan = dev_priv->fifos[ch];
-
- if (!chan || !chan->ramin)
- continue;
-
- if (trap[1] == chan->ramin->vinst >> 12)
- break;
- }
- NV_INFO(dev, "%s - VM: Trapped %s at %02x%04x%04x status %08x %08x channel %d\n",
- name, (trap[5]&0x100?"read":"write"),
- trap[5]&0xff, trap[4]&0xffff,
- trap[3]&0xffff, trap[0], trap[2], ch);
- }
- nv_wr32(dev, 0x100c90, idx | 0x80000000);
- } else if (display) {
- NV_INFO(dev, "%s - no VM fault?\n", name);
- }
-}
-
static struct nouveau_enum_names nv50_mp_exec_error_names[] =
{
{ 3, "STACK_UNDERFLOW" },
@@ -713,7 +679,7 @@ nv50_pgraph_tp_trap(struct drm_device *dev, int type, uint32_t ustatus_old,
tps++;
switch (type) {
case 6: /* texture error... unknown for now */
- nv50_pfb_vm_trap(dev, display, name);
+ nv50_fb_vm_trap(dev, display, name);
if (display) {
NV_ERROR(dev, "magic set %d:\n", i);
for (r = ustatus_addr + 4; r <= ustatus_addr + 0x10; r += 4)
@@ -736,7 +702,7 @@ nv50_pgraph_tp_trap(struct drm_device *dev, int type, uint32_t ustatus_old,
uint32_t e1c = nv_rd32(dev, ustatus_addr + 0x14);
uint32_t e20 = nv_rd32(dev, ustatus_addr + 0x18);
uint32_t e24 = nv_rd32(dev, ustatus_addr + 0x1c);
- nv50_pfb_vm_trap(dev, display, name);
+ nv50_fb_vm_trap(dev, display, name);
/* 2d engine destination */
if (ustatus & 0x00000010) {
if (display) {
@@ -819,7 +785,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
/* Known to be triggered by screwed up NOTIFY and COND... */
if (ustatus & 0x00000001) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_FAULT");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_FAULT");
nv_wr32(dev, 0x400500, 0);
if (nv_rd32(dev, 0x400808) & 0x80000000) {
if (display) {
@@ -844,7 +810,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
ustatus &= ~0x00000001;
}
if (ustatus & 0x00000002) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_QUERY");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_QUERY");
nv_wr32(dev, 0x400500, 0);
if (nv_rd32(dev, 0x40084c) & 0x80000000) {
if (display) {
@@ -886,15 +852,15 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_M2MF - no ustatus?\n");
}
if (ustatus & 0x00000001) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_NOTIFY");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_NOTIFY");
ustatus &= ~0x00000001;
}
if (ustatus & 0x00000002) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_IN");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_IN");
ustatus &= ~0x00000002;
}
if (ustatus & 0x00000004) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_OUT");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_OUT");
ustatus &= ~0x00000004;
}
NV_INFO (dev, "PGRAPH_TRAP_M2MF - %08x %08x %08x %08x\n",
@@ -919,7 +885,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_VFETCH - no ustatus?\n");
}
if (ustatus & 0x00000001) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_VFETCH_FAULT");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_VFETCH_FAULT");
NV_INFO (dev, "PGRAPH_TRAP_VFETCH_FAULT - %08x %08x %08x %08x\n",
nv_rd32(dev, 0x400c00),
nv_rd32(dev, 0x400c08),
@@ -941,7 +907,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_STRMOUT - no ustatus?\n");
}
if (ustatus & 0x00000001) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_STRMOUT_FAULT");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_STRMOUT_FAULT");
NV_INFO (dev, "PGRAPH_TRAP_STRMOUT_FAULT - %08x %08x %08x %08x\n",
nv_rd32(dev, 0x401804),
nv_rd32(dev, 0x401808),
@@ -966,7 +932,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_CCACHE - no ustatus?\n");
}
if (ustatus & 0x00000001) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_CCACHE_FAULT");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_CCACHE_FAULT");
NV_INFO (dev, "PGRAPH_TRAP_CCACHE_FAULT - %08x %08x %08x %08x %08x %08x %08x\n",
nv_rd32(dev, 0x405800),
nv_rd32(dev, 0x405804),
@@ -988,7 +954,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
* remaining, so try to handle it anyway. Perhaps related to that
* unknown DMA slot on tesla? */
if (status & 0x20) {
- nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_UNKC04");
+ nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_UNKC04");
ustatus = nv_rd32(dev, 0x402000) & 0x7fffffff;
if (display)
NV_INFO(dev, "PGRAPH_TRAP_UNKC04 - Unhandled ustatus 0x%08x\n", ustatus);
diff --git a/drivers/gpu/drm/nouveau/nv50_fb.c b/drivers/gpu/drm/nouveau/nv50_fb.c
index 32611bd30e6d..594720bd5191 100644
--- a/drivers/gpu/drm/nouveau/nv50_fb.c
+++ b/drivers/gpu/drm/nouveau/nv50_fb.c
@@ -36,3 +36,42 @@ void
nv50_fb_takedown(struct drm_device *dev)
{
}
+
+void
+nv50_fb_vm_trap(struct drm_device *dev, int display, const char *name)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ u32 trap[6], idx, chinst;
+ int i, ch;
+
+ idx = nv_rd32(dev, 0x100c90);
+ if (!(idx & 0x80000000))
+ return;
+ idx &= 0x00ffffff;
+
+ for (i = 0; i < 6; i++) {
+ nv_wr32(dev, 0x100c90, idx | i << 24);
+ trap[i] = nv_rd32(dev, 0x100c94);
+ }
+ nv_wr32(dev, 0x100c90, idx | 0x80000000);
+
+ if (!display)
+ return;
+
+ chinst = (trap[2] << 16) | trap[1];
+ for (ch = 0; ch < dev_priv->engine.fifo.channels; ch++) {
+ struct nouveau_channel *chan = dev_priv->fifos[ch];
+
+ if (!chan || !chan->ramin)
+ continue;
+
+ if (chinst == chan->ramin->vinst >> 12)
+ break;
+ }
+
+ NV_INFO(dev, "%s - VM: Trapped %s at %02x%04x%04x status %08x "
+ "channel %d (0x%08x)\n",
+ name, (trap[5] & 0x100 ? "read" : "write"),
+ trap[5] & 0xff, trap[4] & 0xffff, trap[3] & 0xffff,
+ trap[0], ch, chinst);
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.