summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/nouveau_irq.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_irq.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_irq.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c
index 370c72c968d..3b9bad66162 100644
--- a/drivers/gpu/drm/nouveau/nouveau_irq.c
+++ b/drivers/gpu/drm/nouveau/nouveau_irq.c
@@ -483,6 +483,13 @@ nouveau_pgraph_intr_error(struct drm_device *dev, uint32_t nsource)
if (nsource & NV03_PGRAPH_NSOURCE_ILLEGAL_MTHD) {
if (nouveau_pgraph_intr_swmthd(dev, &trap))
unhandled = 1;
+ } else if (nsource & NV03_PGRAPH_NSOURCE_DMA_VTX_PROTECTION) {
+ uint32_t v = nv_rd32(dev, 0x402000);
+ nv_wr32(dev, 0x402000, v);
+
+ /* dump the error anyway for now: it's useful for
+ Gallium development */
+ unhandled = 1;
} else {
unhandled = 1;
}
@@ -635,6 +642,7 @@ nv50_pgraph_irq_handler(struct drm_device *dev)
if ((nv_rd32(dev, 0x400500) & isb) != isb)
nv_wr32(dev, 0x400500, nv_rd32(dev, 0x400500) | isb);
+ nv_wr32(dev, 0x400824, nv_rd32(dev, 0x400824) & ~(1 << 31));
}
nv_wr32(dev, NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING);