Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 | /* * 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> #include <core/option.h> #include <subdev/therm.h> void gf100_fb_intr(struct nvkm_fb *base) { struct gf100_fb *fb = gf100_fb(base); struct nvkm_subdev *subdev = &fb->base.subdev; struct nvkm_device *device = subdev->device; u32 intr = nvkm_rd32(device, 0x000100); if (intr & 0x08000000) nvkm_debug(subdev, "PFFB intr\n"); if (intr & 0x00002000) nvkm_debug(subdev, "PBFB intr\n"); } int 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 = 1 << (fb->base.page ? fb->base.page : 17); size = nvkm_longopt(device->cfgopt, "MmuDebugBufferSize", size); size = max(size, 0x1000); ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000, true, &fb->base.mmu_rd); if (ret) return ret; ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000, true, &fb->base.mmu_wr); if (ret) return ret; return 0; } int gf100_fb_init_page(struct nvkm_fb *fb) { struct nvkm_device *device = fb->subdev.device; switch (fb->page) { case 16: nvkm_mask(device, 0x100c80, 0x00000001, 0x00000001); break; case 17: nvkm_mask(device, 0x100c80, 0x00000001, 0x00000000); break; default: return -EINVAL; } return 0; } void gf100_fb_sysmem_flush_page_init(struct nvkm_fb *fb) { nvkm_wr32(fb->subdev.device, 0x100c10, fb->sysmem.flush_page_addr >> 8); } void gf100_fb_init(struct nvkm_fb *base) { struct gf100_fb *fb = gf100_fb(base); struct nvkm_device *device = fb->base.subdev.device; if (base->func->clkgate_pack) { nvkm_therm_clkgate_init(device->therm, base->func->clkgate_pack); } } void * gf100_fb_dtor(struct nvkm_fb *base) { struct gf100_fb *fb = gf100_fb(base); return fb; } int gf100_fb_new_(const struct nvkm_fb_func *func, struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fb **pfb) { struct gf100_fb *fb; if (!(fb = kzalloc(sizeof(*fb), GFP_KERNEL))) return -ENOMEM; nvkm_fb_ctor(func, device, type, inst, &fb->base); *pfb = &fb->base; return 0; } static const struct nvkm_fb_func gf100_fb = { .dtor = gf100_fb_dtor, .oneinit = gf100_fb_oneinit, .init = gf100_fb_init, .init_page = gf100_fb_init_page, .intr = gf100_fb_intr, .sysmem.flush_page_init = gf100_fb_sysmem_flush_page_init, .ram_new = gf100_ram_new, .default_bigpage = 17, }; int gf100_fb_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fb **pfb) { return gf100_fb_new_(&gf100_fb, device, type, inst, pfb); } |