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drm/nv84: decode PCRYPT errors

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Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Marcin Slusarz 2012-06-11 00:21:12 +02:00 committed by Ben Skeggs
parent 16fde6cd32
commit e0dd536a7a
1 changed files with 15 additions and 3 deletions
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18
drivers/gpu/drm/nouveau/nv84_crypt.c
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@ -117,18 +117,30 @@ nv84_crypt_tlb_flush(struct drm_device *dev, int engine)
nv50_vm_flush_engine(dev, 0x0a);
}
static struct nouveau_bitfield nv84_crypt_intr[] = {
{ 0x00000001, "INVALID_STATE" },
{ 0x00000002, "ILLEGAL_MTHD" },
{ 0x00000004, "ILLEGAL_CLASS" },
{ 0x00000080, "QUERY" },
{ 0x00000100, "FAULT" },
{}
};
static void
nv84_crypt_isr(struct drm_device *dev)
{
u32 stat = nv_rd32(dev, 0x102130);
u32 mthd = nv_rd32(dev, 0x102190);
u32 data = nv_rd32(dev, 0x102194);
u32 inst = nv_rd32(dev, 0x102188) & 0x7fffffff;
u64 inst = (u64)(nv_rd32(dev, 0x102188) & 0x7fffffff) << 12;
int show = nouveau_ratelimit();
int chid = nv50_graph_isr_chid(dev, inst);
if (show) {
NV_INFO(dev, "PCRYPT_INTR: 0x%08x 0x%08x 0x%08x 0x%08x\n",
stat, mthd, data, inst);
NV_INFO(dev, "PCRYPT:");
nouveau_bitfield_print(nv84_crypt_intr, stat);
printk(KERN_CONT " ch %d (0x%010llx) mthd 0x%04x data 0x%08x\n",
chid, inst, mthd, data);
}
nv_wr32(dev, 0x102130, stat);