| /* |
| * Copyright 2012 Red Hat Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: Ben Skeggs |
| */ |
| #include "gf100.h" |
| #include "ram.h" |
| |
| #include <core/memory.h> |
| |
| int |
| gm200_fb_init_page(struct nvkm_fb *fb) |
| { |
| struct nvkm_device *device = fb->subdev.device; |
| switch (fb->page) { |
| case 16: nvkm_mask(device, 0x100c80, 0x00001801, 0x00001001); break; |
| case 17: nvkm_mask(device, 0x100c80, 0x00001801, 0x00000000); break; |
| case 0: nvkm_mask(device, 0x100c80, 0x00001800, 0x00001800); break; |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| void |
| gm200_fb_init(struct nvkm_fb *base) |
| { |
| struct gf100_fb *fb = gf100_fb(base); |
| struct nvkm_device *device = fb->base.subdev.device; |
| |
| if (fb->r100c10_page) |
| nvkm_wr32(device, 0x100c10, fb->r100c10 >> 8); |
| |
| 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, |
| min(nvkm_memory_size(fb->base.mmu_rd) >> 16, (u64)2) << 17); |
| } |
| |
| static const struct nvkm_fb_func |
| gm200_fb = { |
| .dtor = gf100_fb_dtor, |
| .oneinit = gf100_fb_oneinit, |
| .init = gm200_fb_init, |
| .init_page = gm200_fb_init_page, |
| .intr = gf100_fb_intr, |
| .ram_new = gm200_ram_new, |
| .default_bigpage = 0 /* per-instance. */, |
| }; |
| |
| int |
| gm200_fb_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fb **pfb) |
| { |
| return gf100_fb_new_(&gm200_fb, device, type, inst, pfb); |
| } |