From: Ben Skeggs Date: Tue, 8 May 2018 20:39:46 +1000 Subject: drm/nouveau/fb/gf100-: bump size of mmu debug buffers to match big page size Git-commit: d1ea77ab5f7cf378864255fa90f1ab70676a2a10 Patch-mainline: v4.18-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 Signed-off-by: Ben Skeggs Acked-by: Petr Tesarik --- drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c | 4 ++-- drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c @@ -46,10 +46,10 @@ gf100_fb_oneinit(struct nvkm_fb *base) { struct gf100_fb *fb = gf100_fb(base); struct nvkm_device *device = fb->base.subdev.device; - int ret, size = 0x1000; + int ret, size = 1 << (fb->base.page ? fb->base.page : 17); size = nvkm_longopt(device->cfgopt, "MmuDebugBufferSize", size); - size = min(size, 0x1000); + size = max(size, 0x1000); ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000, true, &fb->base.mmu_rd); --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c @@ -48,7 +48,7 @@ gp100_fb_init(struct nvkm_fb *base) nvkm_wr32(device, 0x100cc8, nvkm_memory_addr(fb->base.mmu_wr) >> 8); nvkm_wr32(device, 0x100ccc, nvkm_memory_addr(fb->base.mmu_rd) >> 8); nvkm_mask(device, 0x100cc4, 0x00060000, - max(nvkm_memory_size(fb->base.mmu_rd) >> 16, (u64)2) << 17); + min(nvkm_memory_size(fb->base.mmu_rd) >> 16, (u64)2) << 17); } static const struct nvkm_fb_func