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24#include "priv.h"
25#include "ram.h"
26
27#include <core/memory.h>
28#include <core/option.h>
29#include <subdev/bios.h>
30#include <subdev/bios/M0203.h>
31#include <engine/gr.h>
32#include <engine/mpeg.h>
33
34void
35nvkm_fb_tile_fini(struct nvkm_fb *fb, int region, struct nvkm_fb_tile *tile)
36{
37 fb->func->tile.fini(fb, region, tile);
38}
39
40void
41nvkm_fb_tile_init(struct nvkm_fb *fb, int region, u32 addr, u32 size,
42 u32 pitch, u32 flags, struct nvkm_fb_tile *tile)
43{
44 fb->func->tile.init(fb, region, addr, size, pitch, flags, tile);
45}
46
47void
48nvkm_fb_tile_prog(struct nvkm_fb *fb, int region, struct nvkm_fb_tile *tile)
49{
50 struct nvkm_device *device = fb->subdev.device;
51 if (fb->func->tile.prog) {
52 fb->func->tile.prog(fb, region, tile);
53 if (device->gr)
54 nvkm_engine_tile(&device->gr->engine, region);
55 if (device->mpeg)
56 nvkm_engine_tile(device->mpeg, region);
57 }
58}
59
60int
61nvkm_fb_bios_memtype(struct nvkm_bios *bios)
62{
63 struct nvkm_subdev *subdev = &bios->subdev;
64 struct nvkm_device *device = subdev->device;
65 const u8 ramcfg = (nvkm_rd32(device, 0x101000) & 0x0000003c) >> 2;
66 struct nvbios_M0203E M0203E;
67 u8 ver, hdr;
68
69 if (nvbios_M0203Em(bios, ramcfg, &ver, &hdr, &M0203E)) {
70 switch (M0203E.type) {
71 case M0203E_TYPE_DDR2 : return NVKM_RAM_TYPE_DDR2;
72 case M0203E_TYPE_DDR3 : return NVKM_RAM_TYPE_DDR3;
73 case M0203E_TYPE_GDDR3: return NVKM_RAM_TYPE_GDDR3;
74 case M0203E_TYPE_GDDR5: return NVKM_RAM_TYPE_GDDR5;
75 default:
76 nvkm_warn(subdev, "M0203E type %02x\n", M0203E.type);
77 return NVKM_RAM_TYPE_UNKNOWN;
78 }
79 }
80
81 nvkm_warn(subdev, "M0203E not matched!\n");
82 return NVKM_RAM_TYPE_UNKNOWN;
83}
84
85static void
86nvkm_fb_intr(struct nvkm_subdev *subdev)
87{
88 struct nvkm_fb *fb = nvkm_fb(subdev);
89 if (fb->func->intr)
90 fb->func->intr(fb);
91}
92
93static int
94nvkm_fb_oneinit(struct nvkm_subdev *subdev)
95{
96 struct nvkm_fb *fb = nvkm_fb(subdev);
97 u32 tags = 0;
98
99 if (fb->func->ram_new) {
100 int ret = fb->func->ram_new(fb, &fb->ram);
101 if (ret) {
102 nvkm_error(subdev, "vram setup failed, %d\n", ret);
103 return ret;
104 }
105 }
106
107 if (fb->func->oneinit) {
108 int ret = fb->func->oneinit(fb);
109 if (ret)
110 return ret;
111 }
112
113
114
115
116
117 if (fb->func->tags) {
118 tags = fb->func->tags(fb);
119 nvkm_debug(subdev, "%d comptags\n", tags);
120 }
121
122 return nvkm_mm_init(&fb->tags, 0, 0, tags, 1);
123}
124
125static int
126nvkm_fb_init(struct nvkm_subdev *subdev)
127{
128 struct nvkm_fb *fb = nvkm_fb(subdev);
129 int ret, i;
130
131 if (fb->ram) {
132 ret = nvkm_ram_init(fb->ram);
133 if (ret)
134 return ret;
135 }
136
137 for (i = 0; i < fb->tile.regions; i++)
138 fb->func->tile.prog(fb, i, &fb->tile.region[i]);
139
140 if (fb->func->init)
141 fb->func->init(fb);
142
143 if (fb->func->init_page) {
144 ret = fb->func->init_page(fb);
145 if (WARN_ON(ret))
146 return ret;
147 }
148
149 if (fb->func->init_unkn)
150 fb->func->init_unkn(fb);
151 return 0;
152}
153
154static void *
155nvkm_fb_dtor(struct nvkm_subdev *subdev)
156{
157 struct nvkm_fb *fb = nvkm_fb(subdev);
158 int i;
159
160 nvkm_memory_unref(&fb->mmu_wr);
161 nvkm_memory_unref(&fb->mmu_rd);
162
163 for (i = 0; i < fb->tile.regions; i++)
164 fb->func->tile.fini(fb, i, &fb->tile.region[i]);
165
166 nvkm_mm_fini(&fb->tags);
167 nvkm_ram_del(&fb->ram);
168
169 if (fb->func->dtor)
170 return fb->func->dtor(fb);
171 return fb;
172}
173
174static const struct nvkm_subdev_func
175nvkm_fb = {
176 .dtor = nvkm_fb_dtor,
177 .oneinit = nvkm_fb_oneinit,
178 .init = nvkm_fb_init,
179 .intr = nvkm_fb_intr,
180};
181
182void
183nvkm_fb_ctor(const struct nvkm_fb_func *func, struct nvkm_device *device,
184 int index, struct nvkm_fb *fb)
185{
186 nvkm_subdev_ctor(&nvkm_fb, device, index, &fb->subdev);
187 fb->func = func;
188 fb->tile.regions = fb->func->tile.regions;
189 fb->page = nvkm_longopt(device->cfgopt, "NvFbBigPage",
190 fb->func->default_bigpage);
191}
192
193int
194nvkm_fb_new_(const struct nvkm_fb_func *func, struct nvkm_device *device,
195 int index, struct nvkm_fb **pfb)
196{
197 if (!(*pfb = kzalloc(sizeof(**pfb), GFP_KERNEL)))
198 return -ENOMEM;
199 nvkm_fb_ctor(func, device, index, *pfb);
200 return 0;
201}
202