drm/nvc0/fifo: avoid touching missing subfifos

Signed-off-by: N Ben Skeggs <bskeggs@redhat.com>

drm/nvc0/fifo: avoid touching missing subfifos
Signed-off-by: N Ben Skeggs <bskeggs@redhat.com>
3dcbb02b · Ben Skeggs · 84e2ad8b · 3dcbb02b
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drivers/gpu/drm/nouveau/nvc0_fifo.c drivers/gpu/drm/nouveau/nvc0_fifo.c +1 -1

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--- a/drivers/gpu/drm/nouveau/nvc0_fifo.c
+++ b/drivers/gpu/drm/nouveau/nvc0_fifo.c
@@ -322,7 +322,7 @@ nvc0_fifo_init(struct drm_device *dev)
 	}

 	/* PSUBFIFO[n] */
-	for (i = 0; i < 3; i++) {
+	for (i = 0; i < priv->spoon_nr; i++) {
 		nv_mask(dev, 0x04013c + (i * 0x2000), 0x10000100, 0x00000000);
 		nv_wr32(dev, 0x040108 + (i * 0x2000), 0xffffffff); /* INTR */
 		nv_wr32(dev, 0x04010c + (i * 0x2000), 0xfffffeff); /* INTR_EN */