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drm/nouveau/fifo: program NV_PFIFO_FB_TIMEOUT on init

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NVGPU and RM both program this value.

Fixes a bunch of random hangs running parallel piglit.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2022-10-03 13:20:07 +10:00
parent 965c41d911
commit 324176e7c8
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c
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@ -645,6 +645,7 @@ gf100_fifo_init_pbdmas(struct nvkm_fifo *fifo, u32 mask)
nvkm_wr32(device, 0x00221c, ~(1 << 1)); /* PCE1 */
}
nvkm_mask(device, 0x002a04, 0xbfffffff, 0xbfffffff);
}
static void

1
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
View File

@ -960,6 +960,7 @@ gk104_fifo_init_pbdmas(struct nvkm_fifo *fifo, u32 mask)
struct nvkm_device *device = fifo->engine.subdev.device;
nvkm_wr32(device, 0x000204, mask);
nvkm_mask(device, 0x002a04, 0xbfffffff, 0xbfffffff);
}
void