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drm/nouveau/fifo/gk104: submit NOP after all PBDMA_INTR_0, not just DEVICE
author
Ben Skeggs
<bskeggs@redhat.com>
Fri, 11 Mar 2016 03:09:28 +0000
(13:09 +1000)
committer
Ben Skeggs
<bskeggs@redhat.com>
Mon, 14 Mar 2016 00:13:47 +0000
(10:13 +1000)
Prevents the same interrupt from re-triggering forever.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
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diff --git
a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
index
a1b3013
..
68acb36
100644
(file)
--- a/
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
+++ b/
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
@@
-490,9
+490,10
@@
gk104_fifo_intr_pbdma_0(struct gk104_fifo *fifo, int unit)
if (nvkm_sw_mthd(device->sw, chid, subc, mthd, data))
show &= ~0x00800000;
}
- nvkm_wr32(device, 0x0400c0 + (unit * 0x2000), 0x80600008);
}
+ nvkm_wr32(device, 0x0400c0 + (unit * 0x2000), 0x80600008);
+
if (show) {
nvkm_snprintbf(msg, sizeof(msg), gk104_fifo_pbdma_intr_0, show);
chan = nvkm_fifo_chan_chid(&fifo->base, chid, &flags);