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1 | /* | |
2 | * Copyright 2010 Red Hat Inc. | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
21 | * | |
22 | * Authors: Ben Skeggs | |
23 | */ | |
24 | ||
25 | #include "nouveau_drv.h" | |
26 | #include "nouveau_dma.h" | |
27 | #include "nouveau_fbcon.h" | |
28 | ||
29 | int | |
30 | nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) | |
31 | { | |
32 | struct nouveau_fbdev *nfbdev = info->par; | |
33 | struct nouveau_drm *drm = nouveau_drm(nfbdev->dev); | |
34 | struct nouveau_channel *chan = drm->channel; | |
35 | int ret; | |
36 | ||
37 | ret = RING_SPACE(chan, rect->rop == ROP_COPY ? 7 : 11); | |
38 | if (ret) | |
39 | return ret; | |
40 | ||
41 | if (rect->rop != ROP_COPY) { | |
42 | BEGIN_NV04(chan, NvSub2D, 0x02ac, 1); | |
43 | OUT_RING(chan, 1); | |
44 | } | |
45 | BEGIN_NV04(chan, NvSub2D, 0x0588, 1); | |
46 | if (info->fix.visual == FB_VISUAL_TRUECOLOR || | |
47 | info->fix.visual == FB_VISUAL_DIRECTCOLOR) | |
48 | OUT_RING(chan, ((uint32_t *)info->pseudo_palette)[rect->color]); | |
49 | else | |
50 | OUT_RING(chan, rect->color); | |
51 | BEGIN_NV04(chan, NvSub2D, 0x0600, 4); | |
52 | OUT_RING(chan, rect->dx); | |
53 | OUT_RING(chan, rect->dy); | |
54 | OUT_RING(chan, rect->dx + rect->width); | |
55 | OUT_RING(chan, rect->dy + rect->height); | |
56 | if (rect->rop != ROP_COPY) { | |
57 | BEGIN_NV04(chan, NvSub2D, 0x02ac, 1); | |
58 | OUT_RING(chan, 3); | |
59 | } | |
60 | FIRE_RING(chan); | |
61 | return 0; | |
62 | } | |
63 | ||
64 | int | |
65 | nv50_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region) | |
66 | { | |
67 | struct nouveau_fbdev *nfbdev = info->par; | |
68 | struct nouveau_drm *drm = nouveau_drm(nfbdev->dev); | |
69 | struct nouveau_channel *chan = drm->channel; | |
70 | int ret; | |
71 | ||
72 | ret = RING_SPACE(chan, 12); | |
73 | if (ret) | |
74 | return ret; | |
75 | ||
76 | BEGIN_NV04(chan, NvSub2D, 0x0110, 1); | |
77 | OUT_RING(chan, 0); | |
78 | BEGIN_NV04(chan, NvSub2D, 0x08b0, 4); | |
79 | OUT_RING(chan, region->dx); | |
80 | OUT_RING(chan, region->dy); | |
81 | OUT_RING(chan, region->width); | |
82 | OUT_RING(chan, region->height); | |
83 | BEGIN_NV04(chan, NvSub2D, 0x08d0, 4); | |
84 | OUT_RING(chan, 0); | |
85 | OUT_RING(chan, region->sx); | |
86 | OUT_RING(chan, 0); | |
87 | OUT_RING(chan, region->sy); | |
88 | FIRE_RING(chan); | |
89 | return 0; | |
90 | } | |
91 | ||
92 | int | |
93 | nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) | |
94 | { | |
95 | struct nouveau_fbdev *nfbdev = info->par; | |
96 | struct nouveau_drm *drm = nouveau_drm(nfbdev->dev); | |
97 | struct nouveau_channel *chan = drm->channel; | |
98 | uint32_t dwords, *data = (uint32_t *)image->data; | |
99 | uint32_t mask = ~(~0 >> (32 - info->var.bits_per_pixel)); | |
100 | uint32_t *palette = info->pseudo_palette; | |
101 | int ret; | |
102 | ||
103 | if (image->depth != 1) | |
104 | return -ENODEV; | |
105 | ||
106 | ret = RING_SPACE(chan, 11); | |
107 | if (ret) | |
108 | return ret; | |
109 | ||
110 | BEGIN_NV04(chan, NvSub2D, 0x0814, 2); | |
111 | if (info->fix.visual == FB_VISUAL_TRUECOLOR || | |
112 | info->fix.visual == FB_VISUAL_DIRECTCOLOR) { | |
113 | OUT_RING(chan, palette[image->bg_color] | mask); | |
114 | OUT_RING(chan, palette[image->fg_color] | mask); | |
115 | } else { | |
116 | OUT_RING(chan, image->bg_color); | |
117 | OUT_RING(chan, image->fg_color); | |
118 | } | |
119 | BEGIN_NV04(chan, NvSub2D, 0x0838, 2); | |
120 | OUT_RING(chan, image->width); | |
121 | OUT_RING(chan, image->height); | |
122 | BEGIN_NV04(chan, NvSub2D, 0x0850, 4); | |
123 | OUT_RING(chan, 0); | |
124 | OUT_RING(chan, image->dx); | |
125 | OUT_RING(chan, 0); | |
126 | OUT_RING(chan, image->dy); | |
127 | ||
128 | dwords = ALIGN(image->width * image->height, 32) >> 5; | |
129 | while (dwords) { | |
130 | int push = dwords > 2047 ? 2047 : dwords; | |
131 | ||
132 | ret = RING_SPACE(chan, push + 1); | |
133 | if (ret) | |
134 | return ret; | |
135 | ||
136 | dwords -= push; | |
137 | ||
138 | BEGIN_NI04(chan, NvSub2D, 0x0860, push); | |
139 | OUT_RINGp(chan, data, push); | |
140 | data += push; | |
141 | } | |
142 | ||
143 | FIRE_RING(chan); | |
144 | return 0; | |
145 | } | |
146 | ||
147 | int | |
148 | nv50_fbcon_accel_init(struct fb_info *info) | |
149 | { | |
150 | struct nouveau_fbdev *nfbdev = info->par; | |
151 | struct nouveau_framebuffer *fb = &nfbdev->nouveau_fb; | |
152 | struct drm_device *dev = nfbdev->dev; | |
153 | struct nouveau_drm *drm = nouveau_drm(dev); | |
154 | struct nouveau_channel *chan = drm->channel; | |
155 | int ret, format; | |
156 | ||
157 | switch (info->var.bits_per_pixel) { | |
158 | case 8: | |
159 | format = 0xf3; | |
160 | break; | |
161 | case 15: | |
162 | format = 0xf8; | |
163 | break; | |
164 | case 16: | |
165 | format = 0xe8; | |
166 | break; | |
167 | case 32: | |
168 | switch (info->var.transp.length) { | |
169 | case 0: /* depth 24 */ | |
170 | case 8: /* depth 32, just use 24.. */ | |
171 | format = 0xe6; | |
172 | break; | |
173 | case 2: /* depth 30 */ | |
174 | format = 0xd1; | |
175 | break; | |
176 | default: | |
177 | return -EINVAL; | |
178 | } | |
179 | break; | |
180 | default: | |
181 | return -EINVAL; | |
182 | } | |
183 | ||
184 | ret = nvif_object_init(&chan->user, 0x502d, 0x502d, NULL, 0, | |
185 | &nfbdev->twod); | |
186 | if (ret) | |
187 | return ret; | |
188 | ||
189 | ret = RING_SPACE(chan, 58); | |
190 | if (ret) { | |
191 | nouveau_fbcon_gpu_lockup(info); | |
192 | return ret; | |
193 | } | |
194 | ||
195 | BEGIN_NV04(chan, NvSub2D, 0x0000, 1); | |
196 | OUT_RING(chan, nfbdev->twod.handle); | |
197 | BEGIN_NV04(chan, NvSub2D, 0x0184, 3); | |
198 | OUT_RING(chan, chan->vram.handle); | |
199 | OUT_RING(chan, chan->vram.handle); | |
200 | OUT_RING(chan, chan->vram.handle); | |
201 | BEGIN_NV04(chan, NvSub2D, 0x0290, 1); | |
202 | OUT_RING(chan, 0); | |
203 | BEGIN_NV04(chan, NvSub2D, 0x0888, 1); | |
204 | OUT_RING(chan, 1); | |
205 | BEGIN_NV04(chan, NvSub2D, 0x02ac, 1); | |
206 | OUT_RING(chan, 3); | |
207 | BEGIN_NV04(chan, NvSub2D, 0x02a0, 1); | |
208 | OUT_RING(chan, 0x55); | |
209 | BEGIN_NV04(chan, NvSub2D, 0x08c0, 4); | |
210 | OUT_RING(chan, 0); | |
211 | OUT_RING(chan, 1); | |
212 | OUT_RING(chan, 0); | |
213 | OUT_RING(chan, 1); | |
214 | BEGIN_NV04(chan, NvSub2D, 0x0580, 2); | |
215 | OUT_RING(chan, 4); | |
216 | OUT_RING(chan, format); | |
217 | BEGIN_NV04(chan, NvSub2D, 0x02e8, 2); | |
218 | OUT_RING(chan, 2); | |
219 | OUT_RING(chan, 1); | |
220 | BEGIN_NV04(chan, NvSub2D, 0x0804, 1); | |
221 | OUT_RING(chan, format); | |
222 | BEGIN_NV04(chan, NvSub2D, 0x0800, 1); | |
223 | OUT_RING(chan, 1); | |
224 | BEGIN_NV04(chan, NvSub2D, 0x0808, 3); | |
225 | OUT_RING(chan, 0); | |
226 | OUT_RING(chan, 0); | |
227 | OUT_RING(chan, 1); | |
228 | BEGIN_NV04(chan, NvSub2D, 0x081c, 1); | |
229 | OUT_RING(chan, 1); | |
230 | BEGIN_NV04(chan, NvSub2D, 0x0840, 4); | |
231 | OUT_RING(chan, 0); | |
232 | OUT_RING(chan, 1); | |
233 | OUT_RING(chan, 0); | |
234 | OUT_RING(chan, 1); | |
235 | BEGIN_NV04(chan, NvSub2D, 0x0200, 2); | |
236 | OUT_RING(chan, format); | |
237 | OUT_RING(chan, 1); | |
238 | BEGIN_NV04(chan, NvSub2D, 0x0214, 5); | |
239 | OUT_RING(chan, info->fix.line_length); | |
240 | OUT_RING(chan, info->var.xres_virtual); | |
241 | OUT_RING(chan, info->var.yres_virtual); | |
242 | OUT_RING(chan, upper_32_bits(fb->vma.offset)); | |
243 | OUT_RING(chan, lower_32_bits(fb->vma.offset)); | |
244 | BEGIN_NV04(chan, NvSub2D, 0x0230, 2); | |
245 | OUT_RING(chan, format); | |
246 | OUT_RING(chan, 1); | |
247 | BEGIN_NV04(chan, NvSub2D, 0x0244, 5); | |
248 | OUT_RING(chan, info->fix.line_length); | |
249 | OUT_RING(chan, info->var.xres_virtual); | |
250 | OUT_RING(chan, info->var.yres_virtual); | |
251 | OUT_RING(chan, upper_32_bits(fb->vma.offset)); | |
252 | OUT_RING(chan, lower_32_bits(fb->vma.offset)); | |
253 | FIRE_RING(chan); | |
254 | ||
255 | return 0; | |
256 | } | |
257 |