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drm/nouveau/fb/gf100-: zero mmu debug buffers 

These are used for accesses to sparse mappings, and we want reads of
such mappings to return 0.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2017-08-07 13:27:31 +10:00
parent 485c2c91d4
commit 7a1af0f8bb
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c
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@ -60,12 +60,12 @@ gf100_fb_oneinit(struct nvkm_fb *base)
size = min(size, 0x1000);
ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000,
false, &fb->base.mmu_rd);
true, &fb->base.mmu_rd);
if (ret)
return ret;
ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000,
false, &fb->base.mmu_wr);
true, &fb->base.mmu_wr);
if (ret)
return ret;