Add linux-next specific files for 20110831
[linux-2.6/next.git] / drivers / gpu / drm / nouveau / nv04_fbcon.c
blob7a11893710963677c5912fb305fed0a313aae162
1 /*
2 * Copyright 2009 Ben Skeggs
3 * Copyright 2008 Stuart Bennett
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:
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.
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.
25 #include "drmP.h"
26 #include "nouveau_drv.h"
27 #include "nouveau_dma.h"
28 #include "nouveau_ramht.h"
29 #include "nouveau_fbcon.h"
31 int
32 nv04_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
34 struct nouveau_fbdev *nfbdev = info->par;
35 struct drm_device *dev = nfbdev->dev;
36 struct drm_nouveau_private *dev_priv = dev->dev_private;
37 struct nouveau_channel *chan = dev_priv->channel;
38 int ret;
40 ret = RING_SPACE(chan, 4);
41 if (ret)
42 return ret;
44 BEGIN_RING(chan, NvSubImageBlit, 0x0300, 3);
45 OUT_RING(chan, (region->sy << 16) | region->sx);
46 OUT_RING(chan, (region->dy << 16) | region->dx);
47 OUT_RING(chan, (region->height << 16) | region->width);
48 FIRE_RING(chan);
49 return 0;
52 int
53 nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
55 struct nouveau_fbdev *nfbdev = info->par;
56 struct drm_device *dev = nfbdev->dev;
57 struct drm_nouveau_private *dev_priv = dev->dev_private;
58 struct nouveau_channel *chan = dev_priv->channel;
59 int ret;
61 ret = RING_SPACE(chan, 7);
62 if (ret)
63 return ret;
65 BEGIN_RING(chan, NvSubGdiRect, 0x02fc, 1);
66 OUT_RING(chan, (rect->rop != ROP_COPY) ? 1 : 3);
67 BEGIN_RING(chan, NvSubGdiRect, 0x03fc, 1);
68 if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
69 info->fix.visual == FB_VISUAL_DIRECTCOLOR)
70 OUT_RING(chan, ((uint32_t *)info->pseudo_palette)[rect->color]);
71 else
72 OUT_RING(chan, rect->color);
73 BEGIN_RING(chan, NvSubGdiRect, 0x0400, 2);
74 OUT_RING(chan, (rect->dx << 16) | rect->dy);
75 OUT_RING(chan, (rect->width << 16) | rect->height);
76 FIRE_RING(chan);
77 return 0;
80 int
81 nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
83 struct nouveau_fbdev *nfbdev = info->par;
84 struct drm_device *dev = nfbdev->dev;
85 struct drm_nouveau_private *dev_priv = dev->dev_private;
86 struct nouveau_channel *chan = dev_priv->channel;
87 uint32_t fg;
88 uint32_t bg;
89 uint32_t dsize;
90 uint32_t width;
91 uint32_t *data = (uint32_t *)image->data;
92 int ret;
94 if (image->depth != 1)
95 return -ENODEV;
97 ret = RING_SPACE(chan, 8);
98 if (ret)
99 return ret;
101 width = ALIGN(image->width, 8);
102 dsize = ALIGN(width * image->height, 32) >> 5;
104 if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
105 info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
106 fg = ((uint32_t *) info->pseudo_palette)[image->fg_color];
107 bg = ((uint32_t *) info->pseudo_palette)[image->bg_color];
108 } else {
109 fg = image->fg_color;
110 bg = image->bg_color;
113 BEGIN_RING(chan, NvSubGdiRect, 0x0be4, 7);
114 OUT_RING(chan, (image->dy << 16) | (image->dx & 0xffff));
115 OUT_RING(chan, ((image->dy + image->height) << 16) |
116 ((image->dx + image->width) & 0xffff));
117 OUT_RING(chan, bg);
118 OUT_RING(chan, fg);
119 OUT_RING(chan, (image->height << 16) | width);
120 OUT_RING(chan, (image->height << 16) | image->width);
121 OUT_RING(chan, (image->dy << 16) | (image->dx & 0xffff));
123 while (dsize) {
124 int iter_len = dsize > 128 ? 128 : dsize;
126 ret = RING_SPACE(chan, iter_len + 1);
127 if (ret)
128 return ret;
130 BEGIN_RING(chan, NvSubGdiRect, 0x0c00, iter_len);
131 OUT_RINGp(chan, data, iter_len);
132 data += iter_len;
133 dsize -= iter_len;
136 FIRE_RING(chan);
137 return 0;
141 nv04_fbcon_accel_init(struct fb_info *info)
143 struct nouveau_fbdev *nfbdev = info->par;
144 struct drm_device *dev = nfbdev->dev;
145 struct drm_nouveau_private *dev_priv = dev->dev_private;
146 struct nouveau_channel *chan = dev_priv->channel;
147 const int sub = NvSubCtxSurf2D;
148 int surface_fmt, pattern_fmt, rect_fmt;
149 int ret;
151 switch (info->var.bits_per_pixel) {
152 case 8:
153 surface_fmt = 1;
154 pattern_fmt = 3;
155 rect_fmt = 3;
156 break;
157 case 16:
158 surface_fmt = 4;
159 pattern_fmt = 1;
160 rect_fmt = 1;
161 break;
162 case 32:
163 switch (info->var.transp.length) {
164 case 0: /* depth 24 */
165 case 8: /* depth 32 */
166 break;
167 default:
168 return -EINVAL;
171 surface_fmt = 6;
172 pattern_fmt = 3;
173 rect_fmt = 3;
174 break;
175 default:
176 return -EINVAL;
179 ret = nouveau_gpuobj_gr_new(chan, NvCtxSurf2D,
180 dev_priv->card_type >= NV_10 ?
181 0x0062 : 0x0042);
182 if (ret)
183 return ret;
185 ret = nouveau_gpuobj_gr_new(chan, NvClipRect, 0x0019);
186 if (ret)
187 return ret;
189 ret = nouveau_gpuobj_gr_new(chan, NvRop, 0x0043);
190 if (ret)
191 return ret;
193 ret = nouveau_gpuobj_gr_new(chan, NvImagePatt, 0x0044);
194 if (ret)
195 return ret;
197 ret = nouveau_gpuobj_gr_new(chan, NvGdiRect, 0x004a);
198 if (ret)
199 return ret;
201 ret = nouveau_gpuobj_gr_new(chan, NvImageBlit,
202 dev_priv->chipset >= 0x11 ?
203 0x009f : 0x005f);
204 if (ret)
205 return ret;
207 if (RING_SPACE(chan, 49)) {
208 nouveau_fbcon_gpu_lockup(info);
209 return 0;
212 BEGIN_RING(chan, sub, 0x0000, 1);
213 OUT_RING(chan, NvCtxSurf2D);
214 BEGIN_RING(chan, sub, 0x0184, 2);
215 OUT_RING(chan, NvDmaFB);
216 OUT_RING(chan, NvDmaFB);
217 BEGIN_RING(chan, sub, 0x0300, 4);
218 OUT_RING(chan, surface_fmt);
219 OUT_RING(chan, info->fix.line_length | (info->fix.line_length << 16));
220 OUT_RING(chan, info->fix.smem_start - dev->mode_config.fb_base);
221 OUT_RING(chan, info->fix.smem_start - dev->mode_config.fb_base);
223 BEGIN_RING(chan, sub, 0x0000, 1);
224 OUT_RING(chan, NvRop);
225 BEGIN_RING(chan, sub, 0x0300, 1);
226 OUT_RING(chan, 0x55);
228 BEGIN_RING(chan, sub, 0x0000, 1);
229 OUT_RING(chan, NvImagePatt);
230 BEGIN_RING(chan, sub, 0x0300, 8);
231 OUT_RING(chan, pattern_fmt);
232 #ifdef __BIG_ENDIAN
233 OUT_RING(chan, 2);
234 #else
235 OUT_RING(chan, 1);
236 #endif
237 OUT_RING(chan, 0);
238 OUT_RING(chan, 1);
239 OUT_RING(chan, ~0);
240 OUT_RING(chan, ~0);
241 OUT_RING(chan, ~0);
242 OUT_RING(chan, ~0);
244 BEGIN_RING(chan, sub, 0x0000, 1);
245 OUT_RING(chan, NvClipRect);
246 BEGIN_RING(chan, sub, 0x0300, 2);
247 OUT_RING(chan, 0);
248 OUT_RING(chan, (info->var.yres_virtual << 16) | info->var.xres_virtual);
250 BEGIN_RING(chan, NvSubImageBlit, 0x0000, 1);
251 OUT_RING(chan, NvImageBlit);
252 BEGIN_RING(chan, NvSubImageBlit, 0x019c, 1);
253 OUT_RING(chan, NvCtxSurf2D);
254 BEGIN_RING(chan, NvSubImageBlit, 0x02fc, 1);
255 OUT_RING(chan, 3);
257 BEGIN_RING(chan, NvSubGdiRect, 0x0000, 1);
258 OUT_RING(chan, NvGdiRect);
259 BEGIN_RING(chan, NvSubGdiRect, 0x0198, 1);
260 OUT_RING(chan, NvCtxSurf2D);
261 BEGIN_RING(chan, NvSubGdiRect, 0x0188, 2);
262 OUT_RING(chan, NvImagePatt);
263 OUT_RING(chan, NvRop);
264 BEGIN_RING(chan, NvSubGdiRect, 0x0304, 1);
265 OUT_RING(chan, 1);
266 BEGIN_RING(chan, NvSubGdiRect, 0x0300, 1);
267 OUT_RING(chan, rect_fmt);
268 BEGIN_RING(chan, NvSubGdiRect, 0x02fc, 1);
269 OUT_RING(chan, 3);
271 FIRE_RING(chan);
273 return 0;