Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / drivers / gpu / drm / nouveau / nv04_fbcon.c
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1/*
2 * Copyright 2009 Ben Skeggs
3 * Copyright 2008 Stuart Bennett
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
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25#include <core/object.h>
26
27#include "nouveau_drm.h"
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28#include "nouveau_dma.h"
29#include "nouveau_fbcon.h"
30
ceed5f30 31int
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32nv04_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
33{
8be48d92 34 struct nouveau_fbdev *nfbdev = info->par;
77145f1c 35 struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
ebb945a9 36 struct nouveau_channel *chan = drm->channel;
ceed5f30 37 int ret;
6ee73861 38
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39 ret = RING_SPACE(chan, 4);
40 if (ret)
41 return ret;
6ee73861 42
6d597027 43 BEGIN_NV04(chan, NvSubImageBlit, 0x0300, 3);
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44 OUT_RING(chan, (region->sy << 16) | region->sx);
45 OUT_RING(chan, (region->dy << 16) | region->dx);
46 OUT_RING(chan, (region->height << 16) | region->width);
47 FIRE_RING(chan);
ceed5f30 48 return 0;
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49}
50
ceed5f30 51int
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52nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
53{
8be48d92 54 struct nouveau_fbdev *nfbdev = info->par;
77145f1c 55 struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
ebb945a9 56 struct nouveau_channel *chan = drm->channel;
ceed5f30 57 int ret;
6ee73861 58
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59 ret = RING_SPACE(chan, 7);
60 if (ret)
61 return ret;
6ee73861 62
6d597027 63 BEGIN_NV04(chan, NvSubGdiRect, 0x02fc, 1);
6ee73861 64 OUT_RING(chan, (rect->rop != ROP_COPY) ? 1 : 3);
6d597027 65 BEGIN_NV04(chan, NvSubGdiRect, 0x03fc, 1);
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66 if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
67 info->fix.visual == FB_VISUAL_DIRECTCOLOR)
68 OUT_RING(chan, ((uint32_t *)info->pseudo_palette)[rect->color]);
69 else
70 OUT_RING(chan, rect->color);
6d597027 71 BEGIN_NV04(chan, NvSubGdiRect, 0x0400, 2);
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72 OUT_RING(chan, (rect->dx << 16) | rect->dy);
73 OUT_RING(chan, (rect->width << 16) | rect->height);
74 FIRE_RING(chan);
ceed5f30 75 return 0;
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76}
77
ceed5f30 78int
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79nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
80{
8be48d92 81 struct nouveau_fbdev *nfbdev = info->par;
77145f1c 82 struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
ebb945a9 83 struct nouveau_channel *chan = drm->channel;
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84 uint32_t fg;
85 uint32_t bg;
86 uint32_t dsize;
87 uint32_t width;
88 uint32_t *data = (uint32_t *)image->data;
ceed5f30 89 int ret;
6ee73861 90
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91 if (image->depth != 1)
92 return -ENODEV;
6ee73861 93
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94 ret = RING_SPACE(chan, 8);
95 if (ret)
96 return ret;
6ee73861 97
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98 width = ALIGN(image->width, 8);
99 dsize = ALIGN(width * image->height, 32) >> 5;
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100
101 if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
102 info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
103 fg = ((uint32_t *) info->pseudo_palette)[image->fg_color];
104 bg = ((uint32_t *) info->pseudo_palette)[image->bg_color];
105 } else {
106 fg = image->fg_color;
107 bg = image->bg_color;
108 }
109
6d597027 110 BEGIN_NV04(chan, NvSubGdiRect, 0x0be4, 7);
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111 OUT_RING(chan, (image->dy << 16) | (image->dx & 0xffff));
112 OUT_RING(chan, ((image->dy + image->height) << 16) |
113 ((image->dx + image->width) & 0xffff));
114 OUT_RING(chan, bg);
115 OUT_RING(chan, fg);
6ee73861 116 OUT_RING(chan, (image->height << 16) | width);
c82b88d5 117 OUT_RING(chan, (image->height << 16) | image->width);
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118 OUT_RING(chan, (image->dy << 16) | (image->dx & 0xffff));
119
120 while (dsize) {
121 int iter_len = dsize > 128 ? 128 : dsize;
122
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123 ret = RING_SPACE(chan, iter_len + 1);
124 if (ret)
125 return ret;
6ee73861 126
6d597027 127 BEGIN_NV04(chan, NvSubGdiRect, 0x0c00, iter_len);
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128 OUT_RINGp(chan, data, iter_len);
129 data += iter_len;
130 dsize -= iter_len;
131 }
132
133 FIRE_RING(chan);
ceed5f30 134 return 0;
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135}
136
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137int
138nv04_fbcon_accel_init(struct fb_info *info)
139{
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140 struct nouveau_fbdev *nfbdev = info->par;
141 struct drm_device *dev = nfbdev->dev;
77145f1c 142 struct nouveau_drm *drm = nouveau_drm(dev);
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143 struct nouveau_channel *chan = drm->channel;
144 struct nouveau_device *device = nv_device(drm->device);
145 struct nouveau_object *object;
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146 int surface_fmt, pattern_fmt, rect_fmt;
147 int ret;
148
149 switch (info->var.bits_per_pixel) {
150 case 8:
151 surface_fmt = 1;
152 pattern_fmt = 3;
153 rect_fmt = 3;
154 break;
155 case 16:
156 surface_fmt = 4;
157 pattern_fmt = 1;
158 rect_fmt = 1;
159 break;
160 case 32:
161 switch (info->var.transp.length) {
162 case 0: /* depth 24 */
163 case 8: /* depth 32 */
164 break;
165 default:
166 return -EINVAL;
167 }
168
169 surface_fmt = 6;
170 pattern_fmt = 3;
171 rect_fmt = 3;
172 break;
173 default:
174 return -EINVAL;
175 }
176
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177 ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvCtxSurf2D,
178 device->card_type >= NV_10 ? 0x0062 : 0x0042,
179 NULL, 0, &object);
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180 if (ret)
181 return ret;
182
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183 ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvClipRect,
184 0x0019, NULL, 0, &object);
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185 if (ret)
186 return ret;
187
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188 ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvRop,
189 0x0043, NULL, 0, &object);
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190 if (ret)
191 return ret;
192
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193 ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvImagePatt,
194 0x0044, NULL, 0, &object);
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195 if (ret)
196 return ret;
197
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198 ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvGdiRect,
199 0x004a, NULL, 0, &object);
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200 if (ret)
201 return ret;
202
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203 ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvImageBlit,
204 device->chipset >= 0x11 ? 0x009f : 0x005f,
205 NULL, 0, &object);
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206 if (ret)
207 return ret;
208
209 if (RING_SPACE(chan, 49)) {
846975a9 210 nouveau_fbcon_gpu_lockup(info);
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211 return 0;
212 }
213
ebb945a9 214 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
6ee73861 215 OUT_RING(chan, NvCtxSurf2D);
ebb945a9 216 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0184, 2);
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217 OUT_RING(chan, NvDmaFB);
218 OUT_RING(chan, NvDmaFB);
ebb945a9 219 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 4);
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220 OUT_RING(chan, surface_fmt);
221 OUT_RING(chan, info->fix.line_length | (info->fix.line_length << 16));
222 OUT_RING(chan, info->fix.smem_start - dev->mode_config.fb_base);
223 OUT_RING(chan, info->fix.smem_start - dev->mode_config.fb_base);
224
ebb945a9 225 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
6ee73861 226 OUT_RING(chan, NvRop);
ebb945a9 227 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 1);
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228 OUT_RING(chan, 0x55);
229
ebb945a9 230 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
6ee73861 231 OUT_RING(chan, NvImagePatt);
ebb945a9 232 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 8);
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233 OUT_RING(chan, pattern_fmt);
234#ifdef __BIG_ENDIAN
235 OUT_RING(chan, 2);
236#else
237 OUT_RING(chan, 1);
238#endif
239 OUT_RING(chan, 0);
240 OUT_RING(chan, 1);
241 OUT_RING(chan, ~0);
242 OUT_RING(chan, ~0);
243 OUT_RING(chan, ~0);
244 OUT_RING(chan, ~0);
245
ebb945a9 246 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
6ee73861 247 OUT_RING(chan, NvClipRect);
ebb945a9 248 BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 2);
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249 OUT_RING(chan, 0);
250 OUT_RING(chan, (info->var.yres_virtual << 16) | info->var.xres_virtual);
251
6d597027 252 BEGIN_NV04(chan, NvSubImageBlit, 0x0000, 1);
6ee73861 253 OUT_RING(chan, NvImageBlit);
6d597027 254 BEGIN_NV04(chan, NvSubImageBlit, 0x019c, 1);
6ee73861 255 OUT_RING(chan, NvCtxSurf2D);
6d597027 256 BEGIN_NV04(chan, NvSubImageBlit, 0x02fc, 1);
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257 OUT_RING(chan, 3);
258
6d597027 259 BEGIN_NV04(chan, NvSubGdiRect, 0x0000, 1);
6ee73861 260 OUT_RING(chan, NvGdiRect);
6d597027 261 BEGIN_NV04(chan, NvSubGdiRect, 0x0198, 1);
6ee73861 262 OUT_RING(chan, NvCtxSurf2D);
6d597027 263 BEGIN_NV04(chan, NvSubGdiRect, 0x0188, 2);
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264 OUT_RING(chan, NvImagePatt);
265 OUT_RING(chan, NvRop);
6d597027 266 BEGIN_NV04(chan, NvSubGdiRect, 0x0304, 1);
6ee73861 267 OUT_RING(chan, 1);
6d597027 268 BEGIN_NV04(chan, NvSubGdiRect, 0x0300, 1);
6ee73861 269 OUT_RING(chan, rect_fmt);
6d597027 270 BEGIN_NV04(chan, NvSubGdiRect, 0x02fc, 1);
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271 OUT_RING(chan, 3);
272
273 FIRE_RING(chan);
274
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275 return 0;
276}
277