From: Ben Skeggs <bskeggs@redhat.com>
Date: Wed, 1 Nov 2017 03:56:19 +1000
Subject: drm/nouveau/fifo/nv04-nv40: fix missing nvkm_kmap() calls around
ramfc access
Git-commit: ac47c15b76d0f2c42eedde7e993a0d3db92f215d
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c
@@ -95,6 +95,7 @@ nv04_fifo_dma_fini(struct nvkm_fifo_chan
nvkm_mask(device, NV04_PFIFO_CACHE1_PULL0, 0x00000001, 0);
c = fifo->ramfc;
+ nvkm_kmap(fctx);
do {
u32 rm = ((1ULL << c->bits) - 1) << c->regs;
u32 cm = ((1ULL << c->bits) - 1) << c->ctxs;
@@ -102,6 +103,7 @@ nv04_fifo_dma_fini(struct nvkm_fifo_chan
u32 cv = (nvkm_ro32(fctx, c->ctxp + data) & ~cm);
nvkm_wo32(fctx, c->ctxp + data, cv | (rv << c->ctxs));
} while ((++c)->bits);
+ nvkm_done(fctx);
c = fifo->ramfc;
do {