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authorBen Skeggs <bskeggs@redhat.com>2011-03-29 09:28:24 +1000
committerBen Skeggs <bskeggs@redhat.com>2011-05-16 10:47:37 +1000
commit7795bee0c437aff7fb188afe750fe79a7a971a2c (patch)
tree6f875df0805c5e498a0ba407bd6c6b20139bb452 /drivers/gpu
parente2966632ae37abdb03a09bc941ee6d7556cd3624 (diff)
downloadop-kernel-dev-7795bee0c437aff7fb188afe750fe79a7a971a2c.zip
op-kernel-dev-7795bee0c437aff7fb188afe750fe79a7a971a2c.tar.gz
drm/nvc0: decode gpc/hubclient on vm fault
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nvc0_fifo.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvc0_fifo.c b/drivers/gpu/drm/nouveau/nvc0_fifo.c
index e6cb17a..55a4245 100644
--- a/drivers/gpu/drm/nouveau/nvc0_fifo.c
+++ b/drivers/gpu/drm/nouveau/nvc0_fifo.c
@@ -383,6 +383,32 @@ struct nouveau_enum nvc0_fifo_fault_reason[] = {
{}
};
+struct nouveau_enum nvc0_fifo_fault_hubclient[] = {
+ { 0x01, "PCOPY0" },
+ { 0x02, "PCOPY1" },
+ { 0x04, "DISPATCH" },
+ { 0x05, "CTXCTL" },
+ { 0x06, "PFIFO" },
+ { 0x07, "BAR_READ" },
+ { 0x08, "BAR_WRITE" },
+ { 0x0b, "PVP" },
+ { 0x0c, "PPPP" },
+ { 0x0d, "PBSP" },
+ { 0x11, "PCOUNTER" },
+ { 0x12, "PDAEMON" },
+ { 0x14, "CCACHE" },
+ { 0x15, "CCACHE_POST" },
+ {}
+};
+
+struct nouveau_enum nvc0_fifo_fault_gpcclient[] = {
+ { 0x01, "TEX" },
+ { 0x0c, "ESETUP" },
+ { 0x0e, "CTXCTL" },
+ { 0x0f, "PROP" },
+ {}
+};
+
struct nouveau_bitfield nvc0_fifo_subfifo_intr[] = {
/* { 0x00008000, "" } seen with null ib push */
{ 0x00200000, "ILLEGAL_MTHD" },
@@ -397,12 +423,20 @@ nvc0_fifo_isr_vm_fault(struct drm_device *dev, int unit)
u32 valo = nv_rd32(dev, 0x2804 + (unit * 0x10));
u32 vahi = nv_rd32(dev, 0x2808 + (unit * 0x10));
u32 stat = nv_rd32(dev, 0x280c + (unit * 0x10));
+ u32 client = (stat & 0x00001f00) >> 8;
NV_INFO(dev, "PFIFO: %s fault at 0x%010llx [",
(stat & 0x00000080) ? "write" : "read", (u64)vahi << 32 | valo);
nouveau_enum_print(nvc0_fifo_fault_reason, stat & 0x0000000f);
printk("] from ");
nouveau_enum_print(nvc0_fifo_fault_unit, unit);
+ if (stat & 0x00000040) {
+ printk("/");
+ nouveau_enum_print(nvc0_fifo_fault_hubclient, client);
+ } else {
+ printk("/GPC%d/", (stat & 0x1f000000) >> 24);
+ nouveau_enum_print(nvc0_fifo_fault_gpcclient, client);
+ }
printk(" on channel 0x%010llx\n", (u64)inst << 12);
}
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