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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 
25 #include <core/object.h>
26 
27 #include "nouveau_drm.h"
28 #include "nouveau_dma.h"
29 #include "nouveau_fbcon.h"
30 
31 int
33 {
34  struct nouveau_fbdev *nfbdev = info->par;
35  struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
36  struct nouveau_channel *chan = drm->channel;
37  int ret;
38 
39  ret = RING_SPACE(chan, 4);
40  if (ret)
41  return ret;
42 
43  BEGIN_NV04(chan, NvSubImageBlit, 0x0300, 3);
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);
48  return 0;
49 }
50 
51 int
52 nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
53 {
54  struct nouveau_fbdev *nfbdev = info->par;
55  struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
56  struct nouveau_channel *chan = drm->channel;
57  int ret;
58 
59  ret = RING_SPACE(chan, 7);
60  if (ret)
61  return ret;
62 
63  BEGIN_NV04(chan, NvSubGdiRect, 0x02fc, 1);
64  OUT_RING(chan, (rect->rop != ROP_COPY) ? 1 : 3);
65  BEGIN_NV04(chan, NvSubGdiRect, 0x03fc, 1);
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);
71  BEGIN_NV04(chan, NvSubGdiRect, 0x0400, 2);
72  OUT_RING(chan, (rect->dx << 16) | rect->dy);
73  OUT_RING(chan, (rect->width << 16) | rect->height);
74  FIRE_RING(chan);
75  return 0;
76 }
77 
78 int
80 {
81  struct nouveau_fbdev *nfbdev = info->par;
82  struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
83  struct nouveau_channel *chan = drm->channel;
84  uint32_t fg;
85  uint32_t bg;
86  uint32_t dsize;
88  uint32_t *data = (uint32_t *)image->data;
89  int ret;
90 
91  if (image->depth != 1)
92  return -ENODEV;
93 
94  ret = RING_SPACE(chan, 8);
95  if (ret)
96  return ret;
97 
98  width = ALIGN(image->width, 8);
99  dsize = ALIGN(width * image->height, 32) >> 5;
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 
110  BEGIN_NV04(chan, NvSubGdiRect, 0x0be4, 7);
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);
116  OUT_RING(chan, (image->height << 16) | width);
117  OUT_RING(chan, (image->height << 16) | image->width);
118  OUT_RING(chan, (image->dy << 16) | (image->dx & 0xffff));
119 
120  while (dsize) {
121  int iter_len = dsize > 128 ? 128 : dsize;
122 
123  ret = RING_SPACE(chan, iter_len + 1);
124  if (ret)
125  return ret;
126 
127  BEGIN_NV04(chan, NvSubGdiRect, 0x0c00, iter_len);
128  OUT_RINGp(chan, data, iter_len);
129  data += iter_len;
130  dsize -= iter_len;
131  }
132 
133  FIRE_RING(chan);
134  return 0;
135 }
136 
137 int
139 {
140  struct nouveau_fbdev *nfbdev = info->par;
141  struct drm_device *dev = nfbdev->dev;
142  struct nouveau_drm *drm = nouveau_drm(dev);
143  struct nouveau_channel *chan = drm->channel;
144  struct nouveau_device *device = nv_device(drm->device);
145  struct nouveau_object *object;
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 
177  ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvCtxSurf2D,
178  device->card_type >= NV_10 ? 0x0062 : 0x0042,
179  NULL, 0, &object);
180  if (ret)
181  return ret;
182 
183  ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvClipRect,
184  0x0019, NULL, 0, &object);
185  if (ret)
186  return ret;
187 
188  ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvRop,
189  0x0043, NULL, 0, &object);
190  if (ret)
191  return ret;
192 
193  ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvImagePatt,
194  0x0044, NULL, 0, &object);
195  if (ret)
196  return ret;
197 
198  ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvGdiRect,
199  0x004a, NULL, 0, &object);
200  if (ret)
201  return ret;
202 
203  ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, NvImageBlit,
204  device->chipset >= 0x11 ? 0x009f : 0x005f,
205  NULL, 0, &object);
206  if (ret)
207  return ret;
208 
209  if (RING_SPACE(chan, 49)) {
211  return 0;
212  }
213 
214  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
215  OUT_RING(chan, NvCtxSurf2D);
216  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0184, 2);
217  OUT_RING(chan, NvDmaFB);
218  OUT_RING(chan, NvDmaFB);
219  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 4);
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 
225  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
226  OUT_RING(chan, NvRop);
227  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 1);
228  OUT_RING(chan, 0x55);
229 
230  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
231  OUT_RING(chan, NvImagePatt);
232  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 8);
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 
246  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0000, 1);
247  OUT_RING(chan, NvClipRect);
248  BEGIN_NV04(chan, NvSubCtxSurf2D, 0x0300, 2);
249  OUT_RING(chan, 0);
250  OUT_RING(chan, (info->var.yres_virtual << 16) | info->var.xres_virtual);
251 
252  BEGIN_NV04(chan, NvSubImageBlit, 0x0000, 1);
253  OUT_RING(chan, NvImageBlit);
254  BEGIN_NV04(chan, NvSubImageBlit, 0x019c, 1);
255  OUT_RING(chan, NvCtxSurf2D);
256  BEGIN_NV04(chan, NvSubImageBlit, 0x02fc, 1);
257  OUT_RING(chan, 3);
258 
259  BEGIN_NV04(chan, NvSubGdiRect, 0x0000, 1);
260  OUT_RING(chan, NvGdiRect);
261  BEGIN_NV04(chan, NvSubGdiRect, 0x0198, 1);
262  OUT_RING(chan, NvCtxSurf2D);
263  BEGIN_NV04(chan, NvSubGdiRect, 0x0188, 2);
264  OUT_RING(chan, NvImagePatt);
265  OUT_RING(chan, NvRop);
266  BEGIN_NV04(chan, NvSubGdiRect, 0x0304, 1);
267  OUT_RING(chan, 1);
268  BEGIN_NV04(chan, NvSubGdiRect, 0x0300, 1);
269  OUT_RING(chan, rect_fmt);
270  BEGIN_NV04(chan, NvSubGdiRect, 0x02fc, 1);
271  OUT_RING(chan, 3);
272 
273  FIRE_RING(chan);
274 
275  return 0;
276 }
277