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authorMarcin Slusarz <marcin.slusarz@gmail.com>2012-06-11 00:21:12 +0200
committerBen Skeggs <bskeggs@redhat.com>2012-07-26 10:28:13 +1000
commite0dd536a7abbce564eff9929e0a3cf77ba2d2e2e (patch)
treef030650b3218fb695c0d1c8efcc596a24f9f7d2c /drivers/gpu/drm
parent16fde6cd323a4f7654ac76dae12cb36208ed4c5d (diff)
downloadblackbird-op-linux-e0dd536a7abbce564eff9929e0a3cf77ba2d2e2e.tar.gz
blackbird-op-linux-e0dd536a7abbce564eff9929e0a3cf77ba2d2e2e.zip
drm/nv84: decode PCRYPT errors
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/nouveau/nv84_crypt.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nv84_crypt.c b/drivers/gpu/drm/nouveau/nv84_crypt.c
index edece9c616eb..bbfcc73b6708 100644
--- a/drivers/gpu/drm/nouveau/nv84_crypt.c
+++ b/drivers/gpu/drm/nouveau/nv84_crypt.c
@@ -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);
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