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Commit | Line | Data |
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29b619fa | 1 | /* |
109771a6 | 2 | * Copyright 1998-2009 VIA Technologies, Inc. All Rights Reserved. |
29b619fa JC |
3 | * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. |
4 | ||
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public | |
7 | * License as published by the Free Software Foundation; | |
8 | * either version 2, or (at your option) any later version. | |
9 | ||
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even | |
12 | * the implied warranty of MERCHANTABILITY or FITNESS FOR | |
13 | * A PARTICULAR PURPOSE.See the GNU General Public License | |
14 | * for more details. | |
15 | ||
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., | |
19 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
20 | */ | |
21 | ||
22 | #include <linux/module.h> | |
afbd3c12 | 23 | #include <linux/seq_file.h> |
5a0e3ad6 | 24 | #include <linux/slab.h> |
93967bee | 25 | #include <linux/stat.h> |
ec66841e | 26 | #include <linux/via-core.h> |
e7589271 | 27 | #include <linux/via_i2c.h> |
8aa4d96f | 28 | #include <asm/olpc.h> |
29b619fa | 29 | |
ec66841e | 30 | #define _MASTER_FILE |
29b619fa JC |
31 | #include "global.h" |
32 | ||
29b619fa JC |
33 | static char *viafb_name = "Via"; |
34 | static u32 pseudo_pal[17]; | |
35 | ||
36 | /* video mode */ | |
fe9aab8e FTS |
37 | static char *viafb_mode; |
38 | static char *viafb_mode1; | |
dba77f84 FTS |
39 | static int viafb_bpp = 32; |
40 | static int viafb_bpp1 = 32; | |
41 | ||
42 | static unsigned int viafb_second_offset; | |
43 | static int viafb_second_size; | |
29b619fa | 44 | |
31de59d5 FTS |
45 | static int viafb_accel = 1; |
46 | ||
29b619fa | 47 | /* Added for specifying active devices.*/ |
23e5abd5 | 48 | static char *viafb_active_dev; |
29b619fa | 49 | |
29b619fa | 50 | /*Added for specify lcd output port*/ |
23e5abd5 SH |
51 | static char *viafb_lcd_port = ""; |
52 | static char *viafb_dvi_port = ""; | |
29b619fa | 53 | |
29b619fa JC |
54 | static void retrieve_device_setting(struct viafb_ioctl_setting |
55 | *setting_info); | |
ee79d54d FTS |
56 | static int viafb_pan_display(struct fb_var_screeninfo *var, |
57 | struct fb_info *info); | |
29b619fa | 58 | |
29b619fa JC |
59 | static struct fb_ops viafb_ops; |
60 | ||
dd7a0b08 | 61 | /* supported output devices on each IGP |
51f4332b | 62 | * only CX700, VX800, VX855, VX900 were documented |
dd7a0b08 FTS |
63 | * VIA_CRT should be everywhere |
64 | * VIA_6C can be onle pre-CX700 (probably only on CLE266) as 6C is used for PLL | |
65 | * source selection on CX700 and later | |
66 | * K400 seems to support VIA_96, VIA_DVP1, VIA_LVDS{1,2} as in viamode.c | |
67 | */ | |
68 | static const u32 supported_odev_map[] = { | |
a2aa9f9f FTS |
69 | [UNICHROME_CLE266] = VIA_CRT | VIA_LDVP0 | VIA_LDVP1, |
70 | [UNICHROME_K400] = VIA_CRT | VIA_DVP0 | VIA_DVP1 | VIA_LVDS1 | |
dd7a0b08 | 71 | | VIA_LVDS2, |
a2aa9f9f | 72 | [UNICHROME_K800] = VIA_CRT | VIA_DVP0 | VIA_DVP1 | VIA_LVDS1 |
dd7a0b08 | 73 | | VIA_LVDS2, |
a2aa9f9f | 74 | [UNICHROME_PM800] = VIA_CRT | VIA_DVP0 | VIA_DVP1 | VIA_LVDS1 |
dd7a0b08 | 75 | | VIA_LVDS2, |
a2aa9f9f | 76 | [UNICHROME_CN700] = VIA_CRT | VIA_DVP0 | VIA_DVP1 | VIA_LVDS1 |
dd7a0b08 FTS |
77 | | VIA_LVDS2, |
78 | [UNICHROME_CX700] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, | |
79 | [UNICHROME_CN750] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, | |
80 | [UNICHROME_K8M890] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, | |
81 | [UNICHROME_P4M890] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, | |
82 | [UNICHROME_P4M900] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, | |
83 | [UNICHROME_VX800] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, | |
84 | [UNICHROME_VX855] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, | |
51f4332b | 85 | [UNICHROME_VX900] = VIA_CRT | VIA_DVP1 | VIA_LVDS1 | VIA_LVDS2, |
dd7a0b08 | 86 | }; |
29b619fa | 87 | |
bd140691 FTS |
88 | static void viafb_fill_var_color_info(struct fb_var_screeninfo *var, u8 depth) |
89 | { | |
90 | var->grayscale = 0; | |
91 | var->red.msb_right = 0; | |
92 | var->green.msb_right = 0; | |
93 | var->blue.msb_right = 0; | |
94 | var->transp.offset = 0; | |
95 | var->transp.length = 0; | |
96 | var->transp.msb_right = 0; | |
97 | var->nonstd = 0; | |
98 | switch (depth) { | |
99 | case 8: | |
100 | var->bits_per_pixel = 8; | |
101 | var->red.offset = 0; | |
102 | var->green.offset = 0; | |
103 | var->blue.offset = 0; | |
415559fb FTS |
104 | var->red.length = 8; |
105 | var->green.length = 8; | |
106 | var->blue.length = 8; | |
bd140691 | 107 | break; |
e17cea3c FTS |
108 | case 15: |
109 | var->bits_per_pixel = 16; | |
110 | var->red.offset = 10; | |
111 | var->green.offset = 5; | |
112 | var->blue.offset = 0; | |
113 | var->red.length = 5; | |
114 | var->green.length = 5; | |
115 | var->blue.length = 5; | |
116 | break; | |
bd140691 FTS |
117 | case 16: |
118 | var->bits_per_pixel = 16; | |
119 | var->red.offset = 11; | |
120 | var->green.offset = 5; | |
121 | var->blue.offset = 0; | |
122 | var->red.length = 5; | |
123 | var->green.length = 6; | |
124 | var->blue.length = 5; | |
125 | break; | |
126 | case 24: | |
127 | var->bits_per_pixel = 32; | |
128 | var->red.offset = 16; | |
129 | var->green.offset = 8; | |
130 | var->blue.offset = 0; | |
131 | var->red.length = 8; | |
132 | var->green.length = 8; | |
133 | var->blue.length = 8; | |
134 | break; | |
e17cea3c FTS |
135 | case 30: |
136 | var->bits_per_pixel = 32; | |
137 | var->red.offset = 20; | |
138 | var->green.offset = 10; | |
139 | var->blue.offset = 0; | |
140 | var->red.length = 10; | |
141 | var->green.length = 10; | |
142 | var->blue.length = 10; | |
143 | break; | |
bd140691 FTS |
144 | } |
145 | } | |
146 | ||
81228a36 FTS |
147 | static void viafb_update_fix(struct fb_info *info) |
148 | { | |
149 | u32 bpp = info->var.bits_per_pixel; | |
29b619fa | 150 | |
81228a36 FTS |
151 | info->fix.visual = |
152 | bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; | |
936a3f77 FTS |
153 | info->fix.line_length = ALIGN(info->var.xres_virtual * bpp / 8, |
154 | VIA_PITCH_SIZE); | |
29b619fa JC |
155 | } |
156 | ||
29b619fa JC |
157 | static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix, |
158 | struct viafb_par *viaparinfo) | |
159 | { | |
160 | memset(fix, 0, sizeof(struct fb_fix_screeninfo)); | |
161 | strcpy(fix->id, viafb_name); | |
162 | ||
163 | fix->smem_start = viaparinfo->fbmem; | |
164 | fix->smem_len = viaparinfo->fbmem_free; | |
29b619fa JC |
165 | |
166 | fix->type = FB_TYPE_PACKED_PIXELS; | |
167 | fix->type_aux = 0; | |
bd140691 | 168 | fix->visual = FB_VISUAL_TRUECOLOR; |
29b619fa JC |
169 | |
170 | fix->xpanstep = fix->ywrapstep = 0; | |
171 | fix->ypanstep = 1; | |
172 | ||
173 | /* Just tell the accel name */ | |
174 | viafbinfo->fix.accel = FB_ACCEL_VIA_UNICHROME; | |
175 | } | |
176 | static int viafb_open(struct fb_info *info, int user) | |
177 | { | |
178 | DEBUG_MSG(KERN_INFO "viafb_open!\n"); | |
179 | return 0; | |
180 | } | |
181 | ||
182 | static int viafb_release(struct fb_info *info, int user) | |
183 | { | |
184 | DEBUG_MSG(KERN_INFO "viafb_release!\n"); | |
185 | return 0; | |
186 | } | |
187 | ||
726abbc7 FTS |
188 | static inline int get_var_refresh(struct fb_var_screeninfo *var) |
189 | { | |
190 | u32 htotal, vtotal; | |
191 | ||
192 | htotal = var->left_margin + var->xres + var->right_margin | |
193 | + var->hsync_len; | |
194 | vtotal = var->upper_margin + var->yres + var->lower_margin | |
195 | + var->vsync_len; | |
196 | return PICOS2KHZ(var->pixclock) * 1000 / (htotal * vtotal); | |
197 | } | |
198 | ||
29b619fa JC |
199 | static int viafb_check_var(struct fb_var_screeninfo *var, |
200 | struct fb_info *info) | |
201 | { | |
726abbc7 | 202 | int depth, refresh; |
c3e25673 | 203 | struct viafb_par *ppar = info->par; |
726abbc7 | 204 | u32 line; |
29b619fa JC |
205 | |
206 | DEBUG_MSG(KERN_INFO "viafb_check_var!\n"); | |
207 | /* Sanity check */ | |
208 | /* HW neither support interlacte nor double-scaned mode */ | |
209 | if (var->vmode & FB_VMODE_INTERLACED || var->vmode & FB_VMODE_DOUBLE) | |
210 | return -EINVAL; | |
211 | ||
94715ba9 FTS |
212 | /* the refresh rate is not important here, as we only want to know |
213 | * whether the resolution exists | |
214 | */ | |
215 | if (!viafb_get_best_mode(var->xres, var->yres, 60)) { | |
29b619fa JC |
216 | DEBUG_MSG(KERN_INFO |
217 | "viafb: Mode %dx%dx%d not supported!!\n", | |
218 | var->xres, var->yres, var->bits_per_pixel); | |
219 | return -EINVAL; | |
220 | } | |
221 | ||
bd140691 FTS |
222 | depth = fb_get_color_depth(var, &info->fix); |
223 | if (!depth) | |
224 | depth = var->bits_per_pixel; | |
29b619fa | 225 | |
bd140691 | 226 | if (depth < 0 || depth > 32) |
29b619fa | 227 | return -EINVAL; |
bd140691 FTS |
228 | else if (!depth) |
229 | depth = 24; | |
e17cea3c FTS |
230 | else if (depth == 15 && viafb_dual_fb && ppar->iga_path == IGA1) |
231 | depth = 15; | |
232 | else if (depth == 30) | |
233 | depth = 30; | |
bd140691 FTS |
234 | else if (depth <= 8) |
235 | depth = 8; | |
236 | else if (depth <= 16) | |
237 | depth = 16; | |
238 | else | |
239 | depth = 24; | |
240 | ||
241 | viafb_fill_var_color_info(var, depth); | |
936a3f77 FTS |
242 | if (var->xres_virtual < var->xres) |
243 | var->xres_virtual = var->xres; | |
244 | ||
245 | line = ALIGN(var->xres_virtual * var->bits_per_pixel / 8, | |
246 | VIA_PITCH_SIZE); | |
247 | if (line > VIA_PITCH_MAX || line * var->yres_virtual > ppar->memsize) | |
29b619fa JC |
248 | return -EINVAL; |
249 | ||
250 | /* Based on var passed in to calculate the refresh, | |
251 | * because our driver use some modes special. | |
252 | */ | |
726abbc7 FTS |
253 | refresh = viafb_get_refresh(var->xres, var->yres, |
254 | get_var_refresh(var)); | |
29b619fa JC |
255 | |
256 | /* Adjust var according to our driver's own table */ | |
94715ba9 FTS |
257 | viafb_fill_var_timing_info(var, |
258 | viafb_get_best_mode(var->xres, var->yres, refresh)); | |
af29a5b1 | 259 | if (var->accel_flags & FB_ACCELF_TEXT && |
24b4d82e | 260 | !ppar->shared->vdev->engine_mmio) |
af29a5b1 | 261 | var->accel_flags = 0; |
29b619fa | 262 | |
29b619fa JC |
263 | return 0; |
264 | } | |
265 | ||
266 | static int viafb_set_par(struct fb_info *info) | |
267 | { | |
c3e25673 | 268 | struct viafb_par *viapar = info->par; |
726abbc7 | 269 | int refresh; |
29b619fa JC |
270 | DEBUG_MSG(KERN_INFO "viafb_set_par!\n"); |
271 | ||
65123c68 | 272 | viafb_update_fix(info); |
c3e25673 | 273 | viapar->depth = fb_get_color_depth(&info->var, &info->fix); |
5c9443ed | 274 | viafb_update_device_setting(viafbinfo->var.xres, viafbinfo->var.yres, |
726abbc7 | 275 | viafbinfo->var.bits_per_pixel, 0); |
5c9443ed | 276 | |
5c9443ed | 277 | if (viafb_dual_fb) { |
5c9443ed FTS |
278 | viafb_update_device_setting(viafbinfo1->var.xres, |
279 | viafbinfo1->var.yres, viafbinfo1->var.bits_per_pixel, | |
726abbc7 | 280 | 1); |
5c9443ed | 281 | } else if (viafb_SAMM_ON == 1) { |
29b619fa JC |
282 | DEBUG_MSG(KERN_INFO |
283 | "viafb_second_xres = %d, viafb_second_yres = %d, bpp = %d\n", | |
284 | viafb_second_xres, viafb_second_yres, viafb_bpp1); | |
29b619fa JC |
285 | |
286 | viafb_update_device_setting(viafb_second_xres, | |
726abbc7 | 287 | viafb_second_yres, viafb_bpp1, 1); |
29b619fa JC |
288 | } |
289 | ||
838ac785 FTS |
290 | refresh = get_var_refresh(&info->var); |
291 | if (viafb_dual_fb && viapar->iga_path == IGA2) { | |
292 | viafb_bpp1 = info->var.bits_per_pixel; | |
293 | viafb_refresh1 = refresh; | |
294 | } else { | |
295 | viafb_bpp = info->var.bits_per_pixel; | |
296 | viafb_refresh = refresh; | |
29b619fa JC |
297 | } |
298 | ||
838ac785 FTS |
299 | if (info->var.accel_flags & FB_ACCELF_TEXT) |
300 | info->flags &= ~FBINFO_HWACCEL_DISABLED; | |
301 | else | |
302 | info->flags |= FBINFO_HWACCEL_DISABLED; | |
303 | viafb_setmode(); | |
304 | viafb_pan_display(&info->var, info); | |
305 | ||
29b619fa JC |
306 | return 0; |
307 | } | |
308 | ||
309 | /* Set one color register */ | |
310 | static int viafb_setcolreg(unsigned regno, unsigned red, unsigned green, | |
311 | unsigned blue, unsigned transp, struct fb_info *info) | |
312 | { | |
415559fb FTS |
313 | struct viafb_par *viapar = info->par; |
314 | u32 r, g, b; | |
29b619fa | 315 | |
415559fb FTS |
316 | if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR) { |
317 | if (regno > 255) | |
318 | return -EINVAL; | |
29b619fa | 319 | |
415559fb FTS |
320 | if (!viafb_dual_fb || viapar->iga_path == IGA1) |
321 | viafb_set_primary_color_register(regno, red >> 8, | |
322 | green >> 8, blue >> 8); | |
29b619fa | 323 | |
415559fb FTS |
324 | if (!viafb_dual_fb || viapar->iga_path == IGA2) |
325 | viafb_set_secondary_color_register(regno, red >> 8, | |
326 | green >> 8, blue >> 8); | |
327 | } else { | |
328 | if (regno > 15) | |
329 | return -EINVAL; | |
29b619fa | 330 | |
415559fb FTS |
331 | r = (red >> (16 - info->var.red.length)) |
332 | << info->var.red.offset; | |
333 | b = (blue >> (16 - info->var.blue.length)) | |
334 | << info->var.blue.offset; | |
335 | g = (green >> (16 - info->var.green.length)) | |
336 | << info->var.green.offset; | |
337 | ((u32 *) info->pseudo_palette)[regno] = r | g | b; | |
29b619fa | 338 | } |
415559fb | 339 | |
29b619fa JC |
340 | return 0; |
341 | } | |
342 | ||
343 | static int viafb_pan_display(struct fb_var_screeninfo *var, | |
344 | struct fb_info *info) | |
345 | { | |
ee79d54d | 346 | struct viafb_par *viapar = info->par; |
d933990c FTS |
347 | u32 vram_addr = viapar->vram_addr |
348 | + var->yoffset * info->fix.line_length | |
349 | + var->xoffset * info->var.bits_per_pixel / 8; | |
ee79d54d FTS |
350 | |
351 | DEBUG_MSG(KERN_DEBUG "viafb_pan_display, address = %d\n", vram_addr); | |
352 | if (!viafb_dual_fb) { | |
2749413d FTS |
353 | via_set_primary_address(vram_addr); |
354 | via_set_secondary_address(vram_addr); | |
ee79d54d | 355 | } else if (viapar->iga_path == IGA1) |
2749413d | 356 | via_set_primary_address(vram_addr); |
ee79d54d | 357 | else |
2749413d | 358 | via_set_secondary_address(vram_addr); |
29b619fa | 359 | |
29b619fa JC |
360 | return 0; |
361 | } | |
362 | ||
363 | static int viafb_blank(int blank_mode, struct fb_info *info) | |
364 | { | |
365 | DEBUG_MSG(KERN_INFO "viafb_blank!\n"); | |
366 | /* clear DPMS setting */ | |
367 | ||
368 | switch (blank_mode) { | |
369 | case FB_BLANK_UNBLANK: | |
370 | /* Screen: On, HSync: On, VSync: On */ | |
371 | /* control CRT monitor power management */ | |
6f9422d4 | 372 | via_set_state(VIA_CRT, VIA_STATE_ON); |
29b619fa JC |
373 | break; |
374 | case FB_BLANK_HSYNC_SUSPEND: | |
375 | /* Screen: Off, HSync: Off, VSync: On */ | |
376 | /* control CRT monitor power management */ | |
6f9422d4 | 377 | via_set_state(VIA_CRT, VIA_STATE_STANDBY); |
29b619fa JC |
378 | break; |
379 | case FB_BLANK_VSYNC_SUSPEND: | |
380 | /* Screen: Off, HSync: On, VSync: Off */ | |
381 | /* control CRT monitor power management */ | |
6f9422d4 | 382 | via_set_state(VIA_CRT, VIA_STATE_SUSPEND); |
29b619fa JC |
383 | break; |
384 | case FB_BLANK_POWERDOWN: | |
385 | /* Screen: Off, HSync: Off, VSync: Off */ | |
386 | /* control CRT monitor power management */ | |
6f9422d4 | 387 | via_set_state(VIA_CRT, VIA_STATE_OFF); |
29b619fa JC |
388 | break; |
389 | } | |
390 | ||
391 | return 0; | |
392 | } | |
393 | ||
394 | static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg) | |
395 | { | |
e687d691 BP |
396 | union { |
397 | struct viafb_ioctl_mode viamode; | |
398 | struct viafb_ioctl_samm viasamm; | |
399 | struct viafb_driver_version driver_version; | |
400 | struct fb_var_screeninfo sec_var; | |
401 | struct _panel_size_pos_info panel_pos_size_para; | |
402 | struct viafb_ioctl_setting viafb_setting; | |
403 | struct device_t active_dev; | |
404 | } u; | |
29b619fa | 405 | u32 state_info = 0; |
29b619fa JC |
406 | u32 *viafb_gamma_table; |
407 | char driver_name[] = "viafb"; | |
408 | ||
409 | u32 __user *argp = (u32 __user *) arg; | |
410 | u32 gpu32; | |
29b619fa JC |
411 | |
412 | DEBUG_MSG(KERN_INFO "viafb_ioctl: 0x%X !!\n", cmd); | |
cc8b82f8 | 413 | printk(KERN_WARNING "viafb_ioctl: Please avoid this interface as it is unstable and might change or vanish at any time!\n"); |
e687d691 | 414 | memset(&u, 0, sizeof(u)); |
29b619fa JC |
415 | |
416 | switch (cmd) { | |
417 | case VIAFB_GET_CHIP_INFO: | |
418 | if (copy_to_user(argp, viaparinfo->chip_info, | |
419 | sizeof(struct chip_information))) | |
420 | return -EFAULT; | |
421 | break; | |
422 | case VIAFB_GET_INFO_SIZE: | |
e687d691 | 423 | return put_user((u32)sizeof(struct viafb_ioctl_info), argp); |
29b619fa JC |
424 | case VIAFB_GET_INFO: |
425 | return viafb_ioctl_get_viafb_info(arg); | |
426 | case VIAFB_HOTPLUG: | |
427 | return put_user(viafb_ioctl_hotplug(info->var.xres, | |
428 | info->var.yres, | |
429 | info->var.bits_per_pixel), argp); | |
430 | case VIAFB_SET_HOTPLUG_FLAG: | |
431 | if (copy_from_user(&gpu32, argp, sizeof(gpu32))) | |
432 | return -EFAULT; | |
433 | viafb_hotplug = (gpu32) ? 1 : 0; | |
434 | break; | |
435 | case VIAFB_GET_RESOLUTION: | |
e687d691 BP |
436 | u.viamode.xres = (u32) viafb_hotplug_Xres; |
437 | u.viamode.yres = (u32) viafb_hotplug_Yres; | |
438 | u.viamode.refresh = (u32) viafb_hotplug_refresh; | |
439 | u.viamode.bpp = (u32) viafb_hotplug_bpp; | |
29b619fa | 440 | if (viafb_SAMM_ON == 1) { |
e687d691 BP |
441 | u.viamode.xres_sec = viafb_second_xres; |
442 | u.viamode.yres_sec = viafb_second_yres; | |
7f980a06 FTS |
443 | u.viamode.virtual_xres_sec = viafb_dual_fb ? viafbinfo1->var.xres_virtual : viafbinfo->var.xres_virtual; |
444 | u.viamode.virtual_yres_sec = viafb_dual_fb ? viafbinfo1->var.yres_virtual : viafbinfo->var.yres_virtual; | |
e687d691 BP |
445 | u.viamode.refresh_sec = viafb_refresh1; |
446 | u.viamode.bpp_sec = viafb_bpp1; | |
29b619fa | 447 | } else { |
e687d691 BP |
448 | u.viamode.xres_sec = 0; |
449 | u.viamode.yres_sec = 0; | |
450 | u.viamode.virtual_xres_sec = 0; | |
451 | u.viamode.virtual_yres_sec = 0; | |
452 | u.viamode.refresh_sec = 0; | |
453 | u.viamode.bpp_sec = 0; | |
29b619fa | 454 | } |
e687d691 | 455 | if (copy_to_user(argp, &u.viamode, sizeof(u.viamode))) |
29b619fa JC |
456 | return -EFAULT; |
457 | break; | |
458 | case VIAFB_GET_SAMM_INFO: | |
e687d691 | 459 | u.viasamm.samm_status = viafb_SAMM_ON; |
29b619fa JC |
460 | |
461 | if (viafb_SAMM_ON == 1) { | |
462 | if (viafb_dual_fb) { | |
e687d691 BP |
463 | u.viasamm.size_prim = viaparinfo->fbmem_free; |
464 | u.viasamm.size_sec = viaparinfo1->fbmem_free; | |
29b619fa JC |
465 | } else { |
466 | if (viafb_second_size) { | |
e687d691 | 467 | u.viasamm.size_prim = |
29b619fa JC |
468 | viaparinfo->fbmem_free - |
469 | viafb_second_size * 1024 * 1024; | |
e687d691 | 470 | u.viasamm.size_sec = |
29b619fa JC |
471 | viafb_second_size * 1024 * 1024; |
472 | } else { | |
e687d691 | 473 | u.viasamm.size_prim = |
29b619fa | 474 | viaparinfo->fbmem_free >> 1; |
e687d691 | 475 | u.viasamm.size_sec = |
29b619fa JC |
476 | (viaparinfo->fbmem_free >> 1); |
477 | } | |
478 | } | |
e687d691 BP |
479 | u.viasamm.mem_base = viaparinfo->fbmem; |
480 | u.viasamm.offset_sec = viafb_second_offset; | |
29b619fa | 481 | } else { |
e687d691 | 482 | u.viasamm.size_prim = |
29b619fa | 483 | viaparinfo->memsize - viaparinfo->fbmem_used; |
e687d691 BP |
484 | u.viasamm.size_sec = 0; |
485 | u.viasamm.mem_base = viaparinfo->fbmem; | |
486 | u.viasamm.offset_sec = 0; | |
29b619fa JC |
487 | } |
488 | ||
e687d691 | 489 | if (copy_to_user(argp, &u.viasamm, sizeof(u.viasamm))) |
29b619fa JC |
490 | return -EFAULT; |
491 | ||
492 | break; | |
493 | case VIAFB_TURN_ON_OUTPUT_DEVICE: | |
494 | if (copy_from_user(&gpu32, argp, sizeof(gpu32))) | |
495 | return -EFAULT; | |
496 | if (gpu32 & CRT_Device) | |
6f9422d4 | 497 | via_set_state(VIA_CRT, VIA_STATE_ON); |
29b619fa JC |
498 | if (gpu32 & DVI_Device) |
499 | viafb_dvi_enable(); | |
500 | if (gpu32 & LCD_Device) | |
501 | viafb_lcd_enable(); | |
502 | break; | |
503 | case VIAFB_TURN_OFF_OUTPUT_DEVICE: | |
504 | if (copy_from_user(&gpu32, argp, sizeof(gpu32))) | |
505 | return -EFAULT; | |
506 | if (gpu32 & CRT_Device) | |
6f9422d4 | 507 | via_set_state(VIA_CRT, VIA_STATE_OFF); |
29b619fa JC |
508 | if (gpu32 & DVI_Device) |
509 | viafb_dvi_disable(); | |
510 | if (gpu32 & LCD_Device) | |
511 | viafb_lcd_disable(); | |
512 | break; | |
29b619fa | 513 | case VIAFB_GET_DEVICE: |
e687d691 BP |
514 | u.active_dev.crt = viafb_CRT_ON; |
515 | u.active_dev.dvi = viafb_DVI_ON; | |
516 | u.active_dev.lcd = viafb_LCD_ON; | |
517 | u.active_dev.samm = viafb_SAMM_ON; | |
518 | u.active_dev.primary_dev = viafb_primary_dev; | |
29b619fa | 519 | |
e687d691 BP |
520 | u.active_dev.lcd_dsp_cent = viafb_lcd_dsp_method; |
521 | u.active_dev.lcd_panel_id = viafb_lcd_panel_id; | |
522 | u.active_dev.lcd_mode = viafb_lcd_mode; | |
29b619fa | 523 | |
e687d691 BP |
524 | u.active_dev.xres = viafb_hotplug_Xres; |
525 | u.active_dev.yres = viafb_hotplug_Yres; | |
29b619fa | 526 | |
e687d691 BP |
527 | u.active_dev.xres1 = viafb_second_xres; |
528 | u.active_dev.yres1 = viafb_second_yres; | |
29b619fa | 529 | |
e687d691 BP |
530 | u.active_dev.bpp = viafb_bpp; |
531 | u.active_dev.bpp1 = viafb_bpp1; | |
532 | u.active_dev.refresh = viafb_refresh; | |
533 | u.active_dev.refresh1 = viafb_refresh1; | |
29b619fa | 534 | |
e687d691 BP |
535 | u.active_dev.epia_dvi = viafb_platform_epia_dvi; |
536 | u.active_dev.lcd_dual_edge = viafb_device_lcd_dualedge; | |
537 | u.active_dev.bus_width = viafb_bus_width; | |
29b619fa | 538 | |
e687d691 | 539 | if (copy_to_user(argp, &u.active_dev, sizeof(u.active_dev))) |
29b619fa JC |
540 | return -EFAULT; |
541 | break; | |
542 | ||
543 | case VIAFB_GET_DRIVER_VERSION: | |
e687d691 BP |
544 | u.driver_version.iMajorNum = VERSION_MAJOR; |
545 | u.driver_version.iKernelNum = VERSION_KERNEL; | |
546 | u.driver_version.iOSNum = VERSION_OS; | |
547 | u.driver_version.iMinorNum = VERSION_MINOR; | |
29b619fa | 548 | |
e687d691 BP |
549 | if (copy_to_user(argp, &u.driver_version, |
550 | sizeof(u.driver_version))) | |
29b619fa JC |
551 | return -EFAULT; |
552 | ||
553 | break; | |
554 | ||
29b619fa JC |
555 | case VIAFB_GET_DEVICE_INFO: |
556 | ||
e687d691 | 557 | retrieve_device_setting(&u.viafb_setting); |
29b619fa | 558 | |
e687d691 BP |
559 | if (copy_to_user(argp, &u.viafb_setting, |
560 | sizeof(u.viafb_setting))) | |
29b619fa JC |
561 | return -EFAULT; |
562 | ||
563 | break; | |
564 | ||
565 | case VIAFB_GET_DEVICE_SUPPORT: | |
566 | viafb_get_device_support_state(&state_info); | |
567 | if (put_user(state_info, argp)) | |
568 | return -EFAULT; | |
569 | break; | |
570 | ||
571 | case VIAFB_GET_DEVICE_CONNECT: | |
572 | viafb_get_device_connect_state(&state_info); | |
573 | if (put_user(state_info, argp)) | |
574 | return -EFAULT; | |
575 | break; | |
576 | ||
577 | case VIAFB_GET_PANEL_SUPPORT_EXPAND: | |
578 | state_info = | |
579 | viafb_lcd_get_support_expand_state(info->var.xres, | |
580 | info->var.yres); | |
581 | if (put_user(state_info, argp)) | |
582 | return -EFAULT; | |
583 | break; | |
584 | ||
585 | case VIAFB_GET_DRIVER_NAME: | |
586 | if (copy_to_user(argp, driver_name, sizeof(driver_name))) | |
587 | return -EFAULT; | |
588 | break; | |
589 | ||
590 | case VIAFB_SET_GAMMA_LUT: | |
a51faabc JL |
591 | viafb_gamma_table = memdup_user(argp, 256 * sizeof(u32)); |
592 | if (IS_ERR(viafb_gamma_table)) | |
593 | return PTR_ERR(viafb_gamma_table); | |
29b619fa JC |
594 | viafb_set_gamma_table(viafb_bpp, viafb_gamma_table); |
595 | kfree(viafb_gamma_table); | |
596 | break; | |
597 | ||
598 | case VIAFB_GET_GAMMA_LUT: | |
6da2ec56 KC |
599 | viafb_gamma_table = kmalloc_array(256, sizeof(u32), |
600 | GFP_KERNEL); | |
29b619fa JC |
601 | if (!viafb_gamma_table) |
602 | return -ENOMEM; | |
603 | viafb_get_gamma_table(viafb_gamma_table); | |
604 | if (copy_to_user(argp, viafb_gamma_table, | |
0f050585 | 605 | 256 * sizeof(u32))) { |
29b619fa JC |
606 | kfree(viafb_gamma_table); |
607 | return -EFAULT; | |
608 | } | |
609 | kfree(viafb_gamma_table); | |
610 | break; | |
611 | ||
612 | case VIAFB_GET_GAMMA_SUPPORT_STATE: | |
613 | viafb_get_gamma_support_state(viafb_bpp, &state_info); | |
614 | if (put_user(state_info, argp)) | |
615 | return -EFAULT; | |
616 | break; | |
29b619fa JC |
617 | case VIAFB_SYNC_SURFACE: |
618 | DEBUG_MSG(KERN_INFO "lobo VIAFB_SYNC_SURFACE\n"); | |
619 | break; | |
620 | case VIAFB_GET_DRIVER_CAPS: | |
621 | break; | |
622 | ||
623 | case VIAFB_GET_PANEL_MAX_SIZE: | |
e687d691 BP |
624 | if (copy_from_user(&u.panel_pos_size_para, argp, |
625 | sizeof(u.panel_pos_size_para))) | |
29b619fa | 626 | return -EFAULT; |
e687d691 BP |
627 | u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0; |
628 | if (copy_to_user(argp, &u.panel_pos_size_para, | |
629 | sizeof(u.panel_pos_size_para))) | |
29b619fa JC |
630 | return -EFAULT; |
631 | break; | |
632 | case VIAFB_GET_PANEL_MAX_POSITION: | |
e687d691 BP |
633 | if (copy_from_user(&u.panel_pos_size_para, argp, |
634 | sizeof(u.panel_pos_size_para))) | |
29b619fa | 635 | return -EFAULT; |
e687d691 BP |
636 | u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0; |
637 | if (copy_to_user(argp, &u.panel_pos_size_para, | |
638 | sizeof(u.panel_pos_size_para))) | |
29b619fa JC |
639 | return -EFAULT; |
640 | break; | |
641 | ||
642 | case VIAFB_GET_PANEL_POSITION: | |
e687d691 BP |
643 | if (copy_from_user(&u.panel_pos_size_para, argp, |
644 | sizeof(u.panel_pos_size_para))) | |
29b619fa | 645 | return -EFAULT; |
e687d691 BP |
646 | u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0; |
647 | if (copy_to_user(argp, &u.panel_pos_size_para, | |
648 | sizeof(u.panel_pos_size_para))) | |
29b619fa JC |
649 | return -EFAULT; |
650 | break; | |
651 | case VIAFB_GET_PANEL_SIZE: | |
e687d691 BP |
652 | if (copy_from_user(&u.panel_pos_size_para, argp, |
653 | sizeof(u.panel_pos_size_para))) | |
29b619fa | 654 | return -EFAULT; |
e687d691 BP |
655 | u.panel_pos_size_para.x = u.panel_pos_size_para.y = 0; |
656 | if (copy_to_user(argp, &u.panel_pos_size_para, | |
657 | sizeof(u.panel_pos_size_para))) | |
29b619fa JC |
658 | return -EFAULT; |
659 | break; | |
660 | ||
661 | case VIAFB_SET_PANEL_POSITION: | |
e687d691 BP |
662 | if (copy_from_user(&u.panel_pos_size_para, argp, |
663 | sizeof(u.panel_pos_size_para))) | |
29b619fa JC |
664 | return -EFAULT; |
665 | break; | |
666 | case VIAFB_SET_PANEL_SIZE: | |
e687d691 BP |
667 | if (copy_from_user(&u.panel_pos_size_para, argp, |
668 | sizeof(u.panel_pos_size_para))) | |
29b619fa JC |
669 | return -EFAULT; |
670 | break; | |
671 | ||
672 | default: | |
673 | return -EINVAL; | |
674 | } | |
675 | ||
676 | return 0; | |
677 | } | |
678 | ||
679 | static void viafb_fillrect(struct fb_info *info, | |
680 | const struct fb_fillrect *rect) | |
681 | { | |
c3e25673 | 682 | struct viafb_par *viapar = info->par; |
31de59d5 | 683 | struct viafb_shared *shared = viapar->shared; |
c3e25673 FTS |
684 | u32 fg_color; |
685 | u8 rop; | |
29b619fa | 686 | |
31de59d5 | 687 | if (info->flags & FBINFO_HWACCEL_DISABLED || !shared->hw_bitblt) { |
2899bb09 HE |
688 | cfb_fillrect(info, rect); |
689 | return; | |
690 | } | |
29b619fa JC |
691 | |
692 | if (!rect->width || !rect->height) | |
693 | return; | |
694 | ||
c3e25673 FTS |
695 | if (info->fix.visual == FB_VISUAL_TRUECOLOR) |
696 | fg_color = ((u32 *)info->pseudo_palette)[rect->color]; | |
697 | else | |
698 | fg_color = rect->color; | |
699 | ||
700 | if (rect->rop == ROP_XOR) | |
29b619fa | 701 | rop = 0x5A; |
c3e25673 | 702 | else |
29b619fa | 703 | rop = 0xF0; |
29b619fa | 704 | |
c3e25673 | 705 | DEBUG_MSG(KERN_DEBUG "viafb 2D engine: fillrect\n"); |
24b4d82e | 706 | if (shared->hw_bitblt(shared->vdev->engine_mmio, VIA_BITBLT_FILL, |
c3e25673 FTS |
707 | rect->width, rect->height, info->var.bits_per_pixel, |
708 | viapar->vram_addr, info->fix.line_length, rect->dx, rect->dy, | |
709 | NULL, 0, 0, 0, 0, fg_color, 0, rop)) | |
710 | cfb_fillrect(info, rect); | |
29b619fa JC |
711 | } |
712 | ||
713 | static void viafb_copyarea(struct fb_info *info, | |
714 | const struct fb_copyarea *area) | |
715 | { | |
c3e25673 | 716 | struct viafb_par *viapar = info->par; |
31de59d5 | 717 | struct viafb_shared *shared = viapar->shared; |
29b619fa | 718 | |
31de59d5 | 719 | if (info->flags & FBINFO_HWACCEL_DISABLED || !shared->hw_bitblt) { |
2899bb09 HE |
720 | cfb_copyarea(info, area); |
721 | return; | |
722 | } | |
29b619fa JC |
723 | |
724 | if (!area->width || !area->height) | |
725 | return; | |
726 | ||
c3e25673 | 727 | DEBUG_MSG(KERN_DEBUG "viafb 2D engine: copyarea\n"); |
24b4d82e | 728 | if (shared->hw_bitblt(shared->vdev->engine_mmio, VIA_BITBLT_COLOR, |
c3e25673 FTS |
729 | area->width, area->height, info->var.bits_per_pixel, |
730 | viapar->vram_addr, info->fix.line_length, area->dx, area->dy, | |
731 | NULL, viapar->vram_addr, info->fix.line_length, | |
732 | area->sx, area->sy, 0, 0, 0)) | |
733 | cfb_copyarea(info, area); | |
29b619fa JC |
734 | } |
735 | ||
736 | static void viafb_imageblit(struct fb_info *info, | |
737 | const struct fb_image *image) | |
738 | { | |
c3e25673 | 739 | struct viafb_par *viapar = info->par; |
31de59d5 | 740 | struct viafb_shared *shared = viapar->shared; |
c3e25673 FTS |
741 | u32 fg_color = 0, bg_color = 0; |
742 | u8 op; | |
29b619fa | 743 | |
31de59d5 | 744 | if (info->flags & FBINFO_HWACCEL_DISABLED || !shared->hw_bitblt || |
c3e25673 | 745 | (image->depth != 1 && image->depth != viapar->depth)) { |
2899bb09 HE |
746 | cfb_imageblit(info, image); |
747 | return; | |
748 | } | |
29b619fa | 749 | |
c3e25673 FTS |
750 | if (image->depth == 1) { |
751 | op = VIA_BITBLT_MONO; | |
752 | if (info->fix.visual == FB_VISUAL_TRUECOLOR) { | |
753 | fg_color = | |
754 | ((u32 *)info->pseudo_palette)[image->fg_color]; | |
755 | bg_color = | |
756 | ((u32 *)info->pseudo_palette)[image->bg_color]; | |
757 | } else { | |
758 | fg_color = image->fg_color; | |
759 | bg_color = image->bg_color; | |
760 | } | |
761 | } else | |
762 | op = VIA_BITBLT_COLOR; | |
29b619fa | 763 | |
c3e25673 | 764 | DEBUG_MSG(KERN_DEBUG "viafb 2D engine: imageblit\n"); |
24b4d82e | 765 | if (shared->hw_bitblt(shared->vdev->engine_mmio, op, |
c3e25673 FTS |
766 | image->width, image->height, info->var.bits_per_pixel, |
767 | viapar->vram_addr, info->fix.line_length, image->dx, image->dy, | |
768 | (u32 *)image->data, 0, 0, 0, 0, fg_color, bg_color, 0)) | |
769 | cfb_imageblit(info, image); | |
29b619fa JC |
770 | } |
771 | ||
772 | static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor) | |
773 | { | |
5016af53 | 774 | struct viafb_par *viapar = info->par; |
24b4d82e | 775 | void __iomem *engine = viapar->shared->vdev->engine_mmio; |
5016af53 FTS |
776 | u32 temp, xx, yy, bg_color = 0, fg_color = 0, |
777 | chip_name = viapar->shared->chip_info.gfx_chip_name; | |
778 | int i, j = 0, cur_size = 64; | |
29b619fa | 779 | |
5016af53 | 780 | if (info->flags & FBINFO_HWACCEL_DISABLED || info != viafbinfo) |
29b619fa JC |
781 | return -ENODEV; |
782 | ||
0b94190e FTS |
783 | /* LCD ouput does not support hw cursors (at least on VN896) */ |
784 | if ((chip_name == UNICHROME_CLE266 && viapar->iga_path == IGA2) || | |
785 | viafb_LCD_ON) | |
29b619fa JC |
786 | return -ENODEV; |
787 | ||
788 | viafb_show_hw_cursor(info, HW_Cursor_OFF); | |
29b619fa JC |
789 | |
790 | if (cursor->set & FB_CUR_SETHOT) { | |
5016af53 | 791 | temp = (cursor->hot.x << 16) + cursor->hot.y; |
31de59d5 | 792 | writel(temp, engine + VIA_REG_CURSOR_ORG); |
29b619fa JC |
793 | } |
794 | ||
795 | if (cursor->set & FB_CUR_SETPOS) { | |
29b619fa JC |
796 | yy = cursor->image.dy - info->var.yoffset; |
797 | xx = cursor->image.dx - info->var.xoffset; | |
798 | temp = yy & 0xFFFF; | |
799 | temp |= (xx << 16); | |
31de59d5 | 800 | writel(temp, engine + VIA_REG_CURSOR_POS); |
29b619fa JC |
801 | } |
802 | ||
5016af53 FTS |
803 | if (cursor->image.width <= 32 && cursor->image.height <= 32) |
804 | cur_size = 32; | |
805 | else if (cursor->image.width <= 64 && cursor->image.height <= 64) | |
806 | cur_size = 64; | |
807 | else { | |
808 | printk(KERN_WARNING "viafb_cursor: The cursor is too large " | |
809 | "%dx%d", cursor->image.width, cursor->image.height); | |
810 | return -ENXIO; | |
811 | } | |
29b619fa | 812 | |
5016af53 | 813 | if (cursor->set & FB_CUR_SETSIZE) { |
31de59d5 | 814 | temp = readl(engine + VIA_REG_CURSOR_MODE); |
5016af53 | 815 | if (cur_size == 32) |
29b619fa | 816 | temp |= 0x2; |
5016af53 FTS |
817 | else |
818 | temp &= ~0x2; | |
29b619fa | 819 | |
31de59d5 | 820 | writel(temp, engine + VIA_REG_CURSOR_MODE); |
29b619fa JC |
821 | } |
822 | ||
823 | if (cursor->set & FB_CUR_SETCMAP) { | |
5016af53 FTS |
824 | fg_color = cursor->image.fg_color; |
825 | bg_color = cursor->image.bg_color; | |
826 | if (chip_name == UNICHROME_CX700 || | |
0306ab11 | 827 | chip_name == UNICHROME_VX800 || |
51f4332b FTS |
828 | chip_name == UNICHROME_VX855 || |
829 | chip_name == UNICHROME_VX900) { | |
5016af53 FTS |
830 | fg_color = |
831 | ((info->cmap.red[fg_color] & 0xFFC0) << 14) | | |
832 | ((info->cmap.green[fg_color] & 0xFFC0) << 4) | | |
833 | ((info->cmap.blue[fg_color] & 0xFFC0) >> 6); | |
834 | bg_color = | |
835 | ((info->cmap.red[bg_color] & 0xFFC0) << 14) | | |
836 | ((info->cmap.green[bg_color] & 0xFFC0) << 4) | | |
837 | ((info->cmap.blue[bg_color] & 0xFFC0) >> 6); | |
838 | } else { | |
839 | fg_color = | |
840 | ((info->cmap.red[fg_color] & 0xFF00) << 8) | | |
841 | (info->cmap.green[fg_color] & 0xFF00) | | |
842 | ((info->cmap.blue[fg_color] & 0xFF00) >> 8); | |
843 | bg_color = | |
844 | ((info->cmap.red[bg_color] & 0xFF00) << 8) | | |
845 | (info->cmap.green[bg_color] & 0xFF00) | | |
846 | ((info->cmap.blue[bg_color] & 0xFF00) >> 8); | |
29b619fa JC |
847 | } |
848 | ||
31de59d5 FTS |
849 | writel(bg_color, engine + VIA_REG_CURSOR_BG); |
850 | writel(fg_color, engine + VIA_REG_CURSOR_FG); | |
29b619fa JC |
851 | } |
852 | ||
853 | if (cursor->set & FB_CUR_SETSHAPE) { | |
e687d691 | 854 | struct { |
5016af53 FTS |
855 | u8 data[CURSOR_SIZE]; |
856 | u32 bak[CURSOR_SIZE / 4]; | |
e687d691 | 857 | } *cr_data = kzalloc(sizeof(*cr_data), GFP_ATOMIC); |
5016af53 FTS |
858 | int size = ((cursor->image.width + 7) >> 3) * |
859 | cursor->image.height; | |
29b619fa | 860 | |
5016af53 FTS |
861 | if (!cr_data) |
862 | return -ENOMEM; | |
e687d691 | 863 | |
5016af53 FTS |
864 | if (cur_size == 32) { |
865 | for (i = 0; i < (CURSOR_SIZE / 4); i++) { | |
e687d691 BP |
866 | cr_data->bak[i] = 0x0; |
867 | cr_data->bak[i + 1] = 0xFFFFFFFF; | |
29b619fa JC |
868 | i += 1; |
869 | } | |
5016af53 FTS |
870 | } else { |
871 | for (i = 0; i < (CURSOR_SIZE / 4); i++) { | |
e687d691 BP |
872 | cr_data->bak[i] = 0x0; |
873 | cr_data->bak[i + 1] = 0x0; | |
874 | cr_data->bak[i + 2] = 0xFFFFFFFF; | |
875 | cr_data->bak[i + 3] = 0xFFFFFFFF; | |
29b619fa JC |
876 | i += 3; |
877 | } | |
878 | } | |
879 | ||
5016af53 | 880 | switch (cursor->rop) { |
29b619fa JC |
881 | case ROP_XOR: |
882 | for (i = 0; i < size; i++) | |
5016af53 | 883 | cr_data->data[i] = cursor->mask[i]; |
29b619fa JC |
884 | break; |
885 | case ROP_COPY: | |
886 | ||
887 | for (i = 0; i < size; i++) | |
5016af53 | 888 | cr_data->data[i] = cursor->mask[i]; |
29b619fa JC |
889 | break; |
890 | default: | |
891 | break; | |
892 | } | |
893 | ||
5016af53 | 894 | if (cur_size == 32) { |
29b619fa | 895 | for (i = 0; i < size; i++) { |
e687d691 BP |
896 | cr_data->bak[j] = (u32) cr_data->data[i]; |
897 | cr_data->bak[j + 1] = ~cr_data->bak[j]; | |
29b619fa JC |
898 | j += 2; |
899 | } | |
5016af53 | 900 | } else { |
29b619fa | 901 | for (i = 0; i < size; i++) { |
e687d691 BP |
902 | cr_data->bak[j] = (u32) cr_data->data[i]; |
903 | cr_data->bak[j + 1] = 0x0; | |
904 | cr_data->bak[j + 2] = ~cr_data->bak[j]; | |
905 | cr_data->bak[j + 3] = ~cr_data->bak[j + 1]; | |
29b619fa JC |
906 | j += 4; |
907 | } | |
908 | } | |
909 | ||
5016af53 FTS |
910 | memcpy_toio(viafbinfo->screen_base + viapar->shared-> |
911 | cursor_vram_addr, cr_data->bak, CURSOR_SIZE); | |
e687d691 | 912 | kfree(cr_data); |
29b619fa JC |
913 | } |
914 | ||
5016af53 | 915 | if (cursor->enable) |
29b619fa JC |
916 | viafb_show_hw_cursor(info, HW_Cursor_ON); |
917 | ||
918 | return 0; | |
919 | } | |
920 | ||
921 | static int viafb_sync(struct fb_info *info) | |
922 | { | |
31de59d5 FTS |
923 | if (!(info->flags & FBINFO_HWACCEL_DISABLED)) |
924 | viafb_wait_engine_idle(info); | |
29b619fa JC |
925 | return 0; |
926 | } | |
927 | ||
29b619fa JC |
928 | static int get_primary_device(void) |
929 | { | |
930 | int primary_device = 0; | |
931 | /* Rule: device on iga1 path are the primary device. */ | |
932 | if (viafb_SAMM_ON) { | |
933 | if (viafb_CRT_ON) { | |
0523656e FTS |
934 | if (viaparinfo->shared->iga1_devices & VIA_CRT) { |
935 | DEBUG_MSG(KERN_INFO "CRT IGA Path:%d\n", IGA1); | |
29b619fa JC |
936 | primary_device = CRT_Device; |
937 | } | |
938 | } | |
939 | if (viafb_DVI_ON) { | |
940 | if (viaparinfo->tmds_setting_info->iga_path == IGA1) { | |
941 | DEBUG_MSG(KERN_INFO "DVI IGA Path:%d\n", | |
942 | viaparinfo-> | |
943 | tmds_setting_info->iga_path); | |
944 | primary_device = DVI_Device; | |
945 | } | |
946 | } | |
947 | if (viafb_LCD_ON) { | |
948 | if (viaparinfo->lvds_setting_info->iga_path == IGA1) { | |
949 | DEBUG_MSG(KERN_INFO "LCD IGA Path:%d\n", | |
950 | viaparinfo-> | |
951 | lvds_setting_info->iga_path); | |
952 | primary_device = LCD_Device; | |
953 | } | |
954 | } | |
955 | if (viafb_LCD2_ON) { | |
956 | if (viaparinfo->lvds_setting_info2->iga_path == IGA1) { | |
957 | DEBUG_MSG(KERN_INFO "LCD2 IGA Path:%d\n", | |
958 | viaparinfo-> | |
959 | lvds_setting_info2->iga_path); | |
960 | primary_device = LCD2_Device; | |
961 | } | |
962 | } | |
963 | } | |
964 | return primary_device; | |
965 | } | |
966 | ||
29b619fa JC |
967 | static void retrieve_device_setting(struct viafb_ioctl_setting |
968 | *setting_info) | |
969 | { | |
970 | ||
971 | /* get device status */ | |
972 | if (viafb_CRT_ON == 1) | |
973 | setting_info->device_status = CRT_Device; | |
974 | if (viafb_DVI_ON == 1) | |
975 | setting_info->device_status |= DVI_Device; | |
976 | if (viafb_LCD_ON == 1) | |
977 | setting_info->device_status |= LCD_Device; | |
978 | if (viafb_LCD2_ON == 1) | |
979 | setting_info->device_status |= LCD2_Device; | |
29b619fa JC |
980 | |
981 | setting_info->samm_status = viafb_SAMM_ON; | |
982 | setting_info->primary_device = get_primary_device(); | |
983 | ||
984 | setting_info->first_dev_bpp = viafb_bpp; | |
985 | setting_info->second_dev_bpp = viafb_bpp1; | |
986 | ||
987 | setting_info->first_dev_refresh = viafb_refresh; | |
988 | setting_info->second_dev_refresh = viafb_refresh1; | |
989 | ||
990 | setting_info->first_dev_hor_res = viafb_hotplug_Xres; | |
991 | setting_info->first_dev_ver_res = viafb_hotplug_Yres; | |
992 | setting_info->second_dev_hor_res = viafb_second_xres; | |
993 | setting_info->second_dev_ver_res = viafb_second_yres; | |
994 | ||
995 | /* Get lcd attributes */ | |
996 | setting_info->lcd_attributes.display_center = viafb_lcd_dsp_method; | |
997 | setting_info->lcd_attributes.panel_id = viafb_lcd_panel_id; | |
998 | setting_info->lcd_attributes.lcd_mode = viafb_lcd_mode; | |
999 | } | |
1000 | ||
f4ab2f7a | 1001 | static int __init parse_active_dev(void) |
29b619fa JC |
1002 | { |
1003 | viafb_CRT_ON = STATE_OFF; | |
1004 | viafb_DVI_ON = STATE_OFF; | |
1005 | viafb_LCD_ON = STATE_OFF; | |
1006 | viafb_LCD2_ON = STATE_OFF; | |
1007 | /* 1. Modify the active status of devices. */ | |
1008 | /* 2. Keep the order of devices, so we can set corresponding | |
1009 | IGA path to devices in SAMM case. */ | |
1010 | /* Note: The previous of active_dev is primary device, | |
1011 | and the following is secondary device. */ | |
fe9aab8e | 1012 | if (!viafb_active_dev) { |
8aa4d96f DD |
1013 | if (machine_is_olpc()) { /* LCD only */ |
1014 | viafb_LCD_ON = STATE_ON; | |
1015 | viafb_SAMM_ON = STATE_OFF; | |
1016 | } else { | |
1017 | viafb_CRT_ON = STATE_ON; | |
1018 | viafb_SAMM_ON = STATE_OFF; | |
1019 | } | |
fe9aab8e | 1020 | } else if (!strcmp(viafb_active_dev, "CRT+DVI")) { |
29b619fa JC |
1021 | /* CRT+DVI */ |
1022 | viafb_CRT_ON = STATE_ON; | |
1023 | viafb_DVI_ON = STATE_ON; | |
1024 | viafb_primary_dev = CRT_Device; | |
fe9aab8e | 1025 | } else if (!strcmp(viafb_active_dev, "DVI+CRT")) { |
29b619fa JC |
1026 | /* DVI+CRT */ |
1027 | viafb_CRT_ON = STATE_ON; | |
1028 | viafb_DVI_ON = STATE_ON; | |
1029 | viafb_primary_dev = DVI_Device; | |
fe9aab8e | 1030 | } else if (!strcmp(viafb_active_dev, "CRT+LCD")) { |
29b619fa JC |
1031 | /* CRT+LCD */ |
1032 | viafb_CRT_ON = STATE_ON; | |
1033 | viafb_LCD_ON = STATE_ON; | |
1034 | viafb_primary_dev = CRT_Device; | |
fe9aab8e | 1035 | } else if (!strcmp(viafb_active_dev, "LCD+CRT")) { |
29b619fa JC |
1036 | /* LCD+CRT */ |
1037 | viafb_CRT_ON = STATE_ON; | |
1038 | viafb_LCD_ON = STATE_ON; | |
1039 | viafb_primary_dev = LCD_Device; | |
fe9aab8e | 1040 | } else if (!strcmp(viafb_active_dev, "DVI+LCD")) { |
29b619fa JC |
1041 | /* DVI+LCD */ |
1042 | viafb_DVI_ON = STATE_ON; | |
1043 | viafb_LCD_ON = STATE_ON; | |
1044 | viafb_primary_dev = DVI_Device; | |
fe9aab8e | 1045 | } else if (!strcmp(viafb_active_dev, "LCD+DVI")) { |
29b619fa JC |
1046 | /* LCD+DVI */ |
1047 | viafb_DVI_ON = STATE_ON; | |
1048 | viafb_LCD_ON = STATE_ON; | |
1049 | viafb_primary_dev = LCD_Device; | |
fe9aab8e | 1050 | } else if (!strcmp(viafb_active_dev, "LCD+LCD2")) { |
29b619fa JC |
1051 | viafb_LCD_ON = STATE_ON; |
1052 | viafb_LCD2_ON = STATE_ON; | |
1053 | viafb_primary_dev = LCD_Device; | |
fe9aab8e | 1054 | } else if (!strcmp(viafb_active_dev, "LCD2+LCD")) { |
29b619fa JC |
1055 | viafb_LCD_ON = STATE_ON; |
1056 | viafb_LCD2_ON = STATE_ON; | |
1057 | viafb_primary_dev = LCD2_Device; | |
fe9aab8e | 1058 | } else if (!strcmp(viafb_active_dev, "CRT")) { |
29b619fa JC |
1059 | /* CRT only */ |
1060 | viafb_CRT_ON = STATE_ON; | |
1061 | viafb_SAMM_ON = STATE_OFF; | |
fe9aab8e | 1062 | } else if (!strcmp(viafb_active_dev, "DVI")) { |
29b619fa JC |
1063 | /* DVI only */ |
1064 | viafb_DVI_ON = STATE_ON; | |
1065 | viafb_SAMM_ON = STATE_OFF; | |
fe9aab8e | 1066 | } else if (!strcmp(viafb_active_dev, "LCD")) { |
29b619fa JC |
1067 | /* LCD only */ |
1068 | viafb_LCD_ON = STATE_ON; | |
1069 | viafb_SAMM_ON = STATE_OFF; | |
fe9aab8e FTS |
1070 | } else |
1071 | return -EINVAL; | |
1072 | ||
1073 | return 0; | |
29b619fa JC |
1074 | } |
1075 | ||
48c68c4f | 1076 | static int parse_port(char *opt_str, int *output_interface) |
29b619fa JC |
1077 | { |
1078 | if (!strncmp(opt_str, "DVP0", 4)) | |
1079 | *output_interface = INTERFACE_DVP0; | |
1080 | else if (!strncmp(opt_str, "DVP1", 4)) | |
1081 | *output_interface = INTERFACE_DVP1; | |
1082 | else if (!strncmp(opt_str, "DFP_HIGHLOW", 11)) | |
1083 | *output_interface = INTERFACE_DFP; | |
1084 | else if (!strncmp(opt_str, "DFP_HIGH", 8)) | |
1085 | *output_interface = INTERFACE_DFP_HIGH; | |
1086 | else if (!strncmp(opt_str, "DFP_LOW", 7)) | |
1087 | *output_interface = INTERFACE_DFP_LOW; | |
1088 | else | |
1089 | *output_interface = INTERFACE_NONE; | |
1090 | return 0; | |
1091 | } | |
1092 | ||
48c68c4f | 1093 | static void parse_lcd_port(void) |
29b619fa JC |
1094 | { |
1095 | parse_port(viafb_lcd_port, &viaparinfo->chip_info->lvds_chip_info. | |
1096 | output_interface); | |
1097 | /*Initialize to avoid unexpected behavior */ | |
1098 | viaparinfo->chip_info->lvds_chip_info2.output_interface = | |
1099 | INTERFACE_NONE; | |
1100 | ||
1101 | DEBUG_MSG(KERN_INFO "parse_lcd_port: viafb_lcd_port:%s,interface:%d\n", | |
1102 | viafb_lcd_port, viaparinfo->chip_info->lvds_chip_info. | |
1103 | output_interface); | |
1104 | } | |
1105 | ||
48c68c4f | 1106 | static void parse_dvi_port(void) |
29b619fa JC |
1107 | { |
1108 | parse_port(viafb_dvi_port, &viaparinfo->chip_info->tmds_chip_info. | |
1109 | output_interface); | |
1110 | ||
1111 | DEBUG_MSG(KERN_INFO "parse_dvi_port: viafb_dvi_port:%s,interface:%d\n", | |
1112 | viafb_dvi_port, viaparinfo->chip_info->tmds_chip_info. | |
1113 | output_interface); | |
1114 | } | |
1115 | ||
2b78a963 FTS |
1116 | #ifdef CONFIG_FB_VIA_DIRECT_PROCFS |
1117 | ||
29b619fa JC |
1118 | /* |
1119 | * The proc filesystem read/write function, a simple proc implement to | |
1120 | * get/set the value of DPA DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1, | |
1121 | * DVP1Driving, DFPHigh, DFPLow CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2], | |
1122 | * CR9B, SR65, CR97, CR99 | |
1123 | */ | |
afbd3c12 | 1124 | static int viafb_dvp0_proc_show(struct seq_file *m, void *v) |
29b619fa | 1125 | { |
29b619fa JC |
1126 | u8 dvp0_data_dri = 0, dvp0_clk_dri = 0, dvp0 = 0; |
1127 | dvp0_data_dri = | |
1128 | (viafb_read_reg(VIASR, SR2A) & BIT5) >> 4 | | |
1129 | (viafb_read_reg(VIASR, SR1B) & BIT1) >> 1; | |
1130 | dvp0_clk_dri = | |
1131 | (viafb_read_reg(VIASR, SR2A) & BIT4) >> 3 | | |
1132 | (viafb_read_reg(VIASR, SR1E) & BIT2) >> 2; | |
1133 | dvp0 = viafb_read_reg(VIACR, CR96) & 0x0f; | |
afbd3c12 AD |
1134 | seq_printf(m, "%x %x %x\n", dvp0, dvp0_data_dri, dvp0_clk_dri); |
1135 | return 0; | |
29b619fa | 1136 | } |
afbd3c12 AD |
1137 | |
1138 | static int viafb_dvp0_proc_open(struct inode *inode, struct file *file) | |
1139 | { | |
1140 | return single_open(file, viafb_dvp0_proc_show, NULL); | |
1141 | } | |
1142 | ||
1143 | static ssize_t viafb_dvp0_proc_write(struct file *file, | |
1144 | const char __user *buffer, size_t count, loff_t *pos) | |
29b619fa JC |
1145 | { |
1146 | char buf[20], *value, *pbuf; | |
1147 | u8 reg_val = 0; | |
1148 | unsigned long length, i; | |
1149 | if (count < 1) | |
1150 | return -EINVAL; | |
1151 | length = count > 20 ? 20 : count; | |
1152 | if (copy_from_user(&buf[0], buffer, length)) | |
1153 | return -EFAULT; | |
1154 | buf[length - 1] = '\0'; /*Ensure end string */ | |
1155 | pbuf = &buf[0]; | |
1156 | for (i = 0; i < 3; i++) { | |
1157 | value = strsep(&pbuf, " "); | |
1158 | if (value != NULL) { | |
4ce36bbb WS |
1159 | if (kstrtou8(value, 0, ®_val) < 0) |
1160 | return -EINVAL; | |
29b619fa JC |
1161 | DEBUG_MSG(KERN_INFO "DVP0:reg_val[%l]=:%x\n", i, |
1162 | reg_val); | |
1163 | switch (i) { | |
1164 | case 0: | |
1165 | viafb_write_reg_mask(CR96, VIACR, | |
1166 | reg_val, 0x0f); | |
1167 | break; | |
1168 | case 1: | |
1169 | viafb_write_reg_mask(SR2A, VIASR, | |
1170 | reg_val << 4, BIT5); | |
1171 | viafb_write_reg_mask(SR1B, VIASR, | |
1172 | reg_val << 1, BIT1); | |
1173 | break; | |
1174 | case 2: | |
1175 | viafb_write_reg_mask(SR2A, VIASR, | |
1176 | reg_val << 3, BIT4); | |
1177 | viafb_write_reg_mask(SR1E, VIASR, | |
1178 | reg_val << 2, BIT2); | |
1179 | break; | |
1180 | default: | |
1181 | break; | |
1182 | } | |
1183 | } else { | |
1184 | break; | |
1185 | } | |
1186 | } | |
1187 | return count; | |
1188 | } | |
afbd3c12 AD |
1189 | |
1190 | static const struct file_operations viafb_dvp0_proc_fops = { | |
1191 | .owner = THIS_MODULE, | |
1192 | .open = viafb_dvp0_proc_open, | |
1193 | .read = seq_read, | |
1194 | .llseek = seq_lseek, | |
1195 | .release = single_release, | |
1196 | .write = viafb_dvp0_proc_write, | |
1197 | }; | |
1198 | ||
1199 | static int viafb_dvp1_proc_show(struct seq_file *m, void *v) | |
29b619fa | 1200 | { |
29b619fa JC |
1201 | u8 dvp1 = 0, dvp1_data_dri = 0, dvp1_clk_dri = 0; |
1202 | dvp1 = viafb_read_reg(VIACR, CR9B) & 0x0f; | |
1203 | dvp1_data_dri = (viafb_read_reg(VIASR, SR65) & 0x0c) >> 2; | |
1204 | dvp1_clk_dri = viafb_read_reg(VIASR, SR65) & 0x03; | |
afbd3c12 AD |
1205 | seq_printf(m, "%x %x %x\n", dvp1, dvp1_data_dri, dvp1_clk_dri); |
1206 | return 0; | |
29b619fa | 1207 | } |
afbd3c12 AD |
1208 | |
1209 | static int viafb_dvp1_proc_open(struct inode *inode, struct file *file) | |
1210 | { | |
1211 | return single_open(file, viafb_dvp1_proc_show, NULL); | |
1212 | } | |
1213 | ||
1214 | static ssize_t viafb_dvp1_proc_write(struct file *file, | |
1215 | const char __user *buffer, size_t count, loff_t *pos) | |
29b619fa JC |
1216 | { |
1217 | char buf[20], *value, *pbuf; | |
1218 | u8 reg_val = 0; | |
1219 | unsigned long length, i; | |
1220 | if (count < 1) | |
1221 | return -EINVAL; | |
1222 | length = count > 20 ? 20 : count; | |
1223 | if (copy_from_user(&buf[0], buffer, length)) | |
1224 | return -EFAULT; | |
1225 | buf[length - 1] = '\0'; /*Ensure end string */ | |
1226 | pbuf = &buf[0]; | |
1227 | for (i = 0; i < 3; i++) { | |
1228 | value = strsep(&pbuf, " "); | |
1229 | if (value != NULL) { | |
4ce36bbb WS |
1230 | if (kstrtou8(value, 0, ®_val) < 0) |
1231 | return -EINVAL; | |
29b619fa JC |
1232 | switch (i) { |
1233 | case 0: | |
1234 | viafb_write_reg_mask(CR9B, VIACR, | |
1235 | reg_val, 0x0f); | |
1236 | break; | |
1237 | case 1: | |
1238 | viafb_write_reg_mask(SR65, VIASR, | |
1239 | reg_val << 2, 0x0c); | |
1240 | break; | |
1241 | case 2: | |
1242 | viafb_write_reg_mask(SR65, VIASR, | |
1243 | reg_val, 0x03); | |
1244 | break; | |
1245 | default: | |
1246 | break; | |
1247 | } | |
1248 | } else { | |
1249 | break; | |
1250 | } | |
1251 | } | |
1252 | return count; | |
1253 | } | |
1254 | ||
afbd3c12 AD |
1255 | static const struct file_operations viafb_dvp1_proc_fops = { |
1256 | .owner = THIS_MODULE, | |
1257 | .open = viafb_dvp1_proc_open, | |
1258 | .read = seq_read, | |
1259 | .llseek = seq_lseek, | |
1260 | .release = single_release, | |
1261 | .write = viafb_dvp1_proc_write, | |
1262 | }; | |
1263 | ||
1264 | static int viafb_dfph_proc_show(struct seq_file *m, void *v) | |
29b619fa | 1265 | { |
29b619fa JC |
1266 | u8 dfp_high = 0; |
1267 | dfp_high = viafb_read_reg(VIACR, CR97) & 0x0f; | |
afbd3c12 AD |
1268 | seq_printf(m, "%x\n", dfp_high); |
1269 | return 0; | |
29b619fa | 1270 | } |
afbd3c12 AD |
1271 | |
1272 | static int viafb_dfph_proc_open(struct inode *inode, struct file *file) | |
1273 | { | |
1274 | return single_open(file, viafb_dfph_proc_show, NULL); | |
1275 | } | |
1276 | ||
1277 | static ssize_t viafb_dfph_proc_write(struct file *file, | |
1278 | const char __user *buffer, size_t count, loff_t *pos) | |
29b619fa | 1279 | { |
9f5610e2 PH |
1280 | int err; |
1281 | u8 reg_val; | |
1282 | err = kstrtou8_from_user(buffer, count, 0, ®_val); | |
1283 | if (err) | |
1284 | return err; | |
1285 | ||
29b619fa JC |
1286 | viafb_write_reg_mask(CR97, VIACR, reg_val, 0x0f); |
1287 | return count; | |
1288 | } | |
afbd3c12 AD |
1289 | |
1290 | static const struct file_operations viafb_dfph_proc_fops = { | |
1291 | .owner = THIS_MODULE, | |
1292 | .open = viafb_dfph_proc_open, | |
1293 | .read = seq_read, | |
1294 | .llseek = seq_lseek, | |
1295 | .release = single_release, | |
1296 | .write = viafb_dfph_proc_write, | |
1297 | }; | |
1298 | ||
1299 | static int viafb_dfpl_proc_show(struct seq_file *m, void *v) | |
29b619fa | 1300 | { |
29b619fa JC |
1301 | u8 dfp_low = 0; |
1302 | dfp_low = viafb_read_reg(VIACR, CR99) & 0x0f; | |
afbd3c12 AD |
1303 | seq_printf(m, "%x\n", dfp_low); |
1304 | return 0; | |
1305 | } | |
1306 | ||
1307 | static int viafb_dfpl_proc_open(struct inode *inode, struct file *file) | |
1308 | { | |
1309 | return single_open(file, viafb_dfpl_proc_show, NULL); | |
29b619fa | 1310 | } |
afbd3c12 AD |
1311 | |
1312 | static ssize_t viafb_dfpl_proc_write(struct file *file, | |
1313 | const char __user *buffer, size_t count, loff_t *pos) | |
29b619fa | 1314 | { |
9f5610e2 PH |
1315 | int err; |
1316 | u8 reg_val; | |
1317 | err = kstrtou8_from_user(buffer, count, 0, ®_val); | |
1318 | if (err) | |
1319 | return err; | |
1320 | ||
29b619fa JC |
1321 | viafb_write_reg_mask(CR99, VIACR, reg_val, 0x0f); |
1322 | return count; | |
1323 | } | |
afbd3c12 AD |
1324 | |
1325 | static const struct file_operations viafb_dfpl_proc_fops = { | |
1326 | .owner = THIS_MODULE, | |
1327 | .open = viafb_dfpl_proc_open, | |
1328 | .read = seq_read, | |
1329 | .llseek = seq_lseek, | |
1330 | .release = single_release, | |
1331 | .write = viafb_dfpl_proc_write, | |
1332 | }; | |
1333 | ||
1334 | static int viafb_vt1636_proc_show(struct seq_file *m, void *v) | |
29b619fa | 1335 | { |
29b619fa JC |
1336 | u8 vt1636_08 = 0, vt1636_09 = 0; |
1337 | switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { | |
1338 | case VT1636_LVDS: | |
1339 | vt1636_08 = | |
1340 | viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info, | |
1341 | &viaparinfo->chip_info->lvds_chip_info, 0x08) & 0x0f; | |
1342 | vt1636_09 = | |
1343 | viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info, | |
1344 | &viaparinfo->chip_info->lvds_chip_info, 0x09) & 0x1f; | |
afbd3c12 | 1345 | seq_printf(m, "%x %x\n", vt1636_08, vt1636_09); |
29b619fa JC |
1346 | break; |
1347 | default: | |
1348 | break; | |
1349 | } | |
1350 | switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) { | |
1351 | case VT1636_LVDS: | |
1352 | vt1636_08 = | |
1353 | viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2, | |
1354 | &viaparinfo->chip_info->lvds_chip_info2, 0x08) & 0x0f; | |
1355 | vt1636_09 = | |
1356 | viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2, | |
1357 | &viaparinfo->chip_info->lvds_chip_info2, 0x09) & 0x1f; | |
afbd3c12 | 1358 | seq_printf(m, " %x %x\n", vt1636_08, vt1636_09); |
29b619fa JC |
1359 | break; |
1360 | default: | |
1361 | break; | |
1362 | } | |
afbd3c12 | 1363 | return 0; |
29b619fa | 1364 | } |
afbd3c12 AD |
1365 | |
1366 | static int viafb_vt1636_proc_open(struct inode *inode, struct file *file) | |
1367 | { | |
1368 | return single_open(file, viafb_vt1636_proc_show, NULL); | |
1369 | } | |
1370 | ||
1371 | static ssize_t viafb_vt1636_proc_write(struct file *file, | |
1372 | const char __user *buffer, size_t count, loff_t *pos) | |
29b619fa JC |
1373 | { |
1374 | char buf[30], *value, *pbuf; | |
1375 | struct IODATA reg_val; | |
1376 | unsigned long length, i; | |
1377 | if (count < 1) | |
1378 | return -EINVAL; | |
1379 | length = count > 30 ? 30 : count; | |
1380 | if (copy_from_user(&buf[0], buffer, length)) | |
1381 | return -EFAULT; | |
1382 | buf[length - 1] = '\0'; /*Ensure end string */ | |
1383 | pbuf = &buf[0]; | |
1384 | switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { | |
1385 | case VT1636_LVDS: | |
1386 | for (i = 0; i < 2; i++) { | |
1387 | value = strsep(&pbuf, " "); | |
1388 | if (value != NULL) { | |
4ce36bbb WS |
1389 | if (kstrtou8(value, 0, ®_val.Data) < 0) |
1390 | return -EINVAL; | |
29b619fa JC |
1391 | switch (i) { |
1392 | case 0: | |
1393 | reg_val.Index = 0x08; | |
1394 | reg_val.Mask = 0x0f; | |
1395 | viafb_gpio_i2c_write_mask_lvds | |
1396 | (viaparinfo->lvds_setting_info, | |
1397 | &viaparinfo-> | |
1398 | chip_info->lvds_chip_info, | |
1399 | reg_val); | |
1400 | break; | |
1401 | case 1: | |
1402 | reg_val.Index = 0x09; | |
1403 | reg_val.Mask = 0x1f; | |
1404 | viafb_gpio_i2c_write_mask_lvds | |
1405 | (viaparinfo->lvds_setting_info, | |
1406 | &viaparinfo-> | |
1407 | chip_info->lvds_chip_info, | |
1408 | reg_val); | |
1409 | break; | |
1410 | default: | |
1411 | break; | |
1412 | } | |
1413 | } else { | |
1414 | break; | |
1415 | } | |
1416 | } | |
1417 | break; | |
1418 | default: | |
1419 | break; | |
1420 | } | |
1421 | switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) { | |
1422 | case VT1636_LVDS: | |
1423 | for (i = 0; i < 2; i++) { | |
1424 | value = strsep(&pbuf, " "); | |
1425 | if (value != NULL) { | |
4ce36bbb WS |
1426 | if (kstrtou8(value, 0, ®_val.Data) < 0) |
1427 | return -EINVAL; | |
29b619fa JC |
1428 | switch (i) { |
1429 | case 0: | |
1430 | reg_val.Index = 0x08; | |
1431 | reg_val.Mask = 0x0f; | |
1432 | viafb_gpio_i2c_write_mask_lvds | |
1433 | (viaparinfo->lvds_setting_info2, | |
1434 | &viaparinfo-> | |
1435 | chip_info->lvds_chip_info2, | |
1436 | reg_val); | |
1437 | break; | |
1438 | case 1: | |
1439 | reg_val.Index = 0x09; | |
1440 | reg_val.Mask = 0x1f; | |
1441 | viafb_gpio_i2c_write_mask_lvds | |
1442 | (viaparinfo->lvds_setting_info2, | |
1443 | &viaparinfo-> | |
1444 | chip_info->lvds_chip_info2, | |
1445 | reg_val); | |
1446 | break; | |
1447 | default: | |
1448 | break; | |
1449 | } | |
1450 | } else { | |
1451 | break; | |
1452 | } | |
1453 | } | |
1454 | break; | |
1455 | default: | |
1456 | break; | |
1457 | } | |
1458 | return count; | |
1459 | } | |
1460 | ||
afbd3c12 AD |
1461 | static const struct file_operations viafb_vt1636_proc_fops = { |
1462 | .owner = THIS_MODULE, | |
1463 | .open = viafb_vt1636_proc_open, | |
1464 | .read = seq_read, | |
1465 | .llseek = seq_lseek, | |
1466 | .release = single_release, | |
1467 | .write = viafb_vt1636_proc_write, | |
1468 | }; | |
1469 | ||
2a918392 FTS |
1470 | #endif /* CONFIG_FB_VIA_DIRECT_PROCFS */ |
1471 | ||
dd7a0b08 FTS |
1472 | static int viafb_sup_odev_proc_show(struct seq_file *m, void *v) |
1473 | { | |
1474 | via_odev_to_seq(m, supported_odev_map[ | |
1475 | viaparinfo->shared->chip_info.gfx_chip_name]); | |
1476 | return 0; | |
1477 | } | |
1478 | ||
2a918392 | 1479 | static ssize_t odev_update(const char __user *buffer, size_t count, u32 *odev) |
29b619fa | 1480 | { |
2a918392 FTS |
1481 | char buf[64], *ptr = buf; |
1482 | u32 devices; | |
1483 | bool add, sub; | |
1484 | ||
1485 | if (count < 1 || count > 63) | |
1486 | return -EINVAL; | |
1487 | if (copy_from_user(&buf[0], buffer, count)) | |
1488 | return -EFAULT; | |
1489 | buf[count] = '\0'; | |
1490 | add = buf[0] == '+'; | |
1491 | sub = buf[0] == '-'; | |
1492 | if (add || sub) | |
1493 | ptr++; | |
1494 | devices = via_parse_odev(ptr, &ptr); | |
1495 | if (*ptr == '\n') | |
1496 | ptr++; | |
1497 | if (*ptr != 0) | |
1498 | return -EINVAL; | |
1499 | if (add) | |
1500 | *odev |= devices; | |
1501 | else if (sub) | |
1502 | *odev &= ~devices; | |
1503 | else | |
1504 | *odev = devices; | |
1505 | return count; | |
1506 | } | |
1507 | ||
1508 | static int viafb_iga1_odev_proc_show(struct seq_file *m, void *v) | |
1509 | { | |
1510 | via_odev_to_seq(m, viaparinfo->shared->iga1_devices); | |
1511 | return 0; | |
1512 | } | |
1513 | ||
1514 | static int viafb_iga1_odev_proc_open(struct inode *inode, struct file *file) | |
1515 | { | |
1516 | return single_open(file, viafb_iga1_odev_proc_show, NULL); | |
1517 | } | |
1518 | ||
1519 | static ssize_t viafb_iga1_odev_proc_write(struct file *file, | |
1520 | const char __user *buffer, size_t count, loff_t *pos) | |
1521 | { | |
1522 | u32 dev_on, dev_off, dev_old, dev_new; | |
1523 | ssize_t res; | |
1524 | ||
1525 | dev_old = dev_new = viaparinfo->shared->iga1_devices; | |
1526 | res = odev_update(buffer, count, &dev_new); | |
1527 | if (res != count) | |
1528 | return res; | |
1529 | dev_off = dev_old & ~dev_new; | |
1530 | dev_on = dev_new & ~dev_old; | |
1531 | viaparinfo->shared->iga1_devices = dev_new; | |
1532 | viaparinfo->shared->iga2_devices &= ~dev_new; | |
6f9422d4 | 1533 | via_set_state(dev_off, VIA_STATE_OFF); |
2a918392 | 1534 | via_set_source(dev_new, IGA1); |
6f9422d4 | 1535 | via_set_state(dev_on, VIA_STATE_ON); |
2a918392 FTS |
1536 | return res; |
1537 | } | |
1538 | ||
1539 | static const struct file_operations viafb_iga1_odev_proc_fops = { | |
1540 | .owner = THIS_MODULE, | |
1541 | .open = viafb_iga1_odev_proc_open, | |
1542 | .read = seq_read, | |
1543 | .llseek = seq_lseek, | |
1544 | .release = single_release, | |
1545 | .write = viafb_iga1_odev_proc_write, | |
1546 | }; | |
1547 | ||
1548 | static int viafb_iga2_odev_proc_show(struct seq_file *m, void *v) | |
1549 | { | |
1550 | via_odev_to_seq(m, viaparinfo->shared->iga2_devices); | |
1551 | return 0; | |
1552 | } | |
1553 | ||
1554 | static int viafb_iga2_odev_proc_open(struct inode *inode, struct file *file) | |
1555 | { | |
1556 | return single_open(file, viafb_iga2_odev_proc_show, NULL); | |
1557 | } | |
1558 | ||
1559 | static ssize_t viafb_iga2_odev_proc_write(struct file *file, | |
1560 | const char __user *buffer, size_t count, loff_t *pos) | |
1561 | { | |
1562 | u32 dev_on, dev_off, dev_old, dev_new; | |
1563 | ssize_t res; | |
1564 | ||
1565 | dev_old = dev_new = viaparinfo->shared->iga2_devices; | |
1566 | res = odev_update(buffer, count, &dev_new); | |
1567 | if (res != count) | |
1568 | return res; | |
1569 | dev_off = dev_old & ~dev_new; | |
1570 | dev_on = dev_new & ~dev_old; | |
1571 | viaparinfo->shared->iga2_devices = dev_new; | |
1572 | viaparinfo->shared->iga1_devices &= ~dev_new; | |
6f9422d4 | 1573 | via_set_state(dev_off, VIA_STATE_OFF); |
2a918392 | 1574 | via_set_source(dev_new, IGA2); |
6f9422d4 | 1575 | via_set_state(dev_on, VIA_STATE_ON); |
2a918392 FTS |
1576 | return res; |
1577 | } | |
1578 | ||
1579 | static const struct file_operations viafb_iga2_odev_proc_fops = { | |
1580 | .owner = THIS_MODULE, | |
1581 | .open = viafb_iga2_odev_proc_open, | |
1582 | .read = seq_read, | |
1583 | .llseek = seq_lseek, | |
1584 | .release = single_release, | |
1585 | .write = viafb_iga2_odev_proc_write, | |
1586 | }; | |
29b619fa | 1587 | |
2a918392 FTS |
1588 | #define IS_VT1636(lvds_chip) ((lvds_chip).lvds_chip_name == VT1636_LVDS) |
1589 | static void viafb_init_proc(struct viafb_shared *shared) | |
1590 | { | |
1591 | struct proc_dir_entry *iga1_entry, *iga2_entry, | |
1592 | *viafb_entry = proc_mkdir("viafb", NULL); | |
1593 | ||
1594 | shared->proc_entry = viafb_entry; | |
1595 | if (viafb_entry) { | |
1596 | #ifdef CONFIG_FB_VIA_DIRECT_PROCFS | |
1597 | proc_create("dvp0", 0, viafb_entry, &viafb_dvp0_proc_fops); | |
1598 | proc_create("dvp1", 0, viafb_entry, &viafb_dvp1_proc_fops); | |
1599 | proc_create("dfph", 0, viafb_entry, &viafb_dfph_proc_fops); | |
1600 | proc_create("dfpl", 0, viafb_entry, &viafb_dfpl_proc_fops); | |
1601 | if (IS_VT1636(shared->chip_info.lvds_chip_info) | |
1602 | || IS_VT1636(shared->chip_info.lvds_chip_info2)) | |
1603 | proc_create("vt1636", 0, viafb_entry, | |
1604 | &viafb_vt1636_proc_fops); | |
1605 | #endif /* CONFIG_FB_VIA_DIRECT_PROCFS */ | |
1606 | ||
3f3942ac CH |
1607 | proc_create_single("supported_output_devices", 0, viafb_entry, |
1608 | viafb_sup_odev_proc_show); | |
2a918392 FTS |
1609 | iga1_entry = proc_mkdir("iga1", viafb_entry); |
1610 | shared->iga1_proc_entry = iga1_entry; | |
1611 | proc_create("output_devices", 0, iga1_entry, | |
1612 | &viafb_iga1_odev_proc_fops); | |
1613 | iga2_entry = proc_mkdir("iga2", viafb_entry); | |
1614 | shared->iga2_proc_entry = iga2_entry; | |
1615 | proc_create("output_devices", 0, iga2_entry, | |
1616 | &viafb_iga2_odev_proc_fops); | |
29b619fa JC |
1617 | } |
1618 | } | |
2a918392 | 1619 | static void viafb_remove_proc(struct viafb_shared *shared) |
29b619fa | 1620 | { |
484c7bbf | 1621 | struct proc_dir_entry *viafb_entry = shared->proc_entry; |
2a918392 FTS |
1622 | |
1623 | if (!viafb_entry) | |
1624 | return; | |
2fed547c | 1625 | |
484c7bbf | 1626 | remove_proc_entry("output_devices", shared->iga2_proc_entry); |
2a918392 | 1627 | remove_proc_entry("iga2", viafb_entry); |
484c7bbf | 1628 | remove_proc_entry("output_devices", shared->iga1_proc_entry); |
2a918392 | 1629 | remove_proc_entry("iga1", viafb_entry); |
dd7a0b08 | 1630 | remove_proc_entry("supported_output_devices", viafb_entry); |
2a918392 FTS |
1631 | |
1632 | #ifdef CONFIG_FB_VIA_DIRECT_PROCFS | |
29b619fa JC |
1633 | remove_proc_entry("dvp0", viafb_entry);/* parent dir */ |
1634 | remove_proc_entry("dvp1", viafb_entry); | |
1635 | remove_proc_entry("dfph", viafb_entry); | |
1636 | remove_proc_entry("dfpl", viafb_entry); | |
2a918392 FTS |
1637 | if (IS_VT1636(shared->chip_info.lvds_chip_info) |
1638 | || IS_VT1636(shared->chip_info.lvds_chip_info2)) | |
2fed547c | 1639 | remove_proc_entry("vt1636", viafb_entry); |
2a918392 | 1640 | #endif /* CONFIG_FB_VIA_DIRECT_PROCFS */ |
2fed547c | 1641 | |
c267fd77 | 1642 | remove_proc_entry("viafb", NULL); |
29b619fa | 1643 | } |
2a918392 | 1644 | #undef IS_VT1636 |
2b78a963 | 1645 | |
5dc5f618 | 1646 | static int parse_mode(const char *str, u32 devices, u32 *xres, u32 *yres) |
5ff32f69 | 1647 | { |
5dc5f618 | 1648 | const struct fb_videomode *mode = NULL; |
5ff32f69 FTS |
1649 | char *ptr; |
1650 | ||
fe9aab8e | 1651 | if (!str) { |
5dc5f618 FTS |
1652 | if (devices == VIA_CRT) |
1653 | mode = via_aux_get_preferred_mode( | |
1654 | viaparinfo->shared->i2c_26); | |
1655 | else if (devices == VIA_DVP1) | |
1656 | mode = via_aux_get_preferred_mode( | |
1657 | viaparinfo->shared->i2c_31); | |
1658 | ||
1659 | if (mode) { | |
1660 | *xres = mode->xres; | |
1661 | *yres = mode->yres; | |
1662 | } else if (machine_is_olpc()) { | |
8aa4d96f DD |
1663 | *xres = 1200; |
1664 | *yres = 900; | |
1665 | } else { | |
1666 | *xres = 640; | |
1667 | *yres = 480; | |
1668 | } | |
fe9aab8e FTS |
1669 | return 0; |
1670 | } | |
1671 | ||
5ff32f69 FTS |
1672 | *xres = simple_strtoul(str, &ptr, 10); |
1673 | if (ptr[0] != 'x') | |
fe9aab8e | 1674 | return -EINVAL; |
5ff32f69 FTS |
1675 | |
1676 | *yres = simple_strtoul(&ptr[1], &ptr, 10); | |
1677 | if (ptr[0]) | |
fe9aab8e | 1678 | return -EINVAL; |
5ff32f69 | 1679 | |
fe9aab8e | 1680 | return 0; |
5ff32f69 FTS |
1681 | } |
1682 | ||
f045f77b | 1683 | |
3fd9b6cc | 1684 | #ifdef CONFIG_PM |
751305d9 | 1685 | static int viafb_suspend(void *unused) |
3fd9b6cc | 1686 | { |
ac751efa | 1687 | console_lock(); |
751305d9 DD |
1688 | fb_set_suspend(viafbinfo, 1); |
1689 | viafb_sync(viafbinfo); | |
ac751efa | 1690 | console_unlock(); |
3fd9b6cc DS |
1691 | |
1692 | return 0; | |
1693 | } | |
1694 | ||
751305d9 | 1695 | static int viafb_resume(void *unused) |
3fd9b6cc | 1696 | { |
ac751efa | 1697 | console_lock(); |
adac8d65 FTS |
1698 | if (viaparinfo->shared->vdev->engine_mmio) |
1699 | viafb_reset_engine(viaparinfo); | |
b75f2c01 FTS |
1700 | viafb_set_par(viafbinfo); |
1701 | if (viafb_dual_fb) | |
1702 | viafb_set_par(viafbinfo1); | |
3fd9b6cc DS |
1703 | fb_set_suspend(viafbinfo, 0); |
1704 | ||
ac751efa | 1705 | console_unlock(); |
3fd9b6cc DS |
1706 | return 0; |
1707 | } | |
1708 | ||
751305d9 DD |
1709 | static struct viafb_pm_hooks viafb_fb_pm_hooks = { |
1710 | .suspend = viafb_suspend, | |
1711 | .resume = viafb_resume | |
1712 | }; | |
1713 | ||
3fd9b6cc DS |
1714 | #endif |
1715 | ||
48c68c4f | 1716 | static void i2c_bus_probe(struct viafb_shared *shared) |
e7589271 FTS |
1717 | { |
1718 | /* should be always CRT */ | |
1719 | printk(KERN_INFO "viafb: Probing I2C bus 0x26\n"); | |
1720 | shared->i2c_26 = via_aux_probe(viafb_find_i2c_adapter(VIA_PORT_26)); | |
1721 | ||
1722 | /* seems to be usually DVP1 */ | |
1723 | printk(KERN_INFO "viafb: Probing I2C bus 0x31\n"); | |
1724 | shared->i2c_31 = via_aux_probe(viafb_find_i2c_adapter(VIA_PORT_31)); | |
1725 | ||
1726 | /* FIXME: what is this? */ | |
78145b7a FTS |
1727 | if (!machine_is_olpc()) { |
1728 | printk(KERN_INFO "viafb: Probing I2C bus 0x2C\n"); | |
1729 | shared->i2c_2C = via_aux_probe(viafb_find_i2c_adapter(VIA_PORT_2C)); | |
1730 | } | |
e7589271 FTS |
1731 | |
1732 | printk(KERN_INFO "viafb: Finished I2C bus probing"); | |
1733 | } | |
1734 | ||
1735 | static void i2c_bus_free(struct viafb_shared *shared) | |
1736 | { | |
1737 | via_aux_free(shared->i2c_26); | |
1738 | via_aux_free(shared->i2c_31); | |
1739 | via_aux_free(shared->i2c_2C); | |
1740 | } | |
3fd9b6cc | 1741 | |
48c68c4f | 1742 | int via_fb_pci_probe(struct viafb_dev *vdev) |
29b619fa | 1743 | { |
5ff32f69 | 1744 | u32 default_xres, default_yres; |
dba77f84 | 1745 | struct fb_var_screeninfo default_var; |
109771a6 | 1746 | int rc; |
c4df5489 | 1747 | u32 viafb_par_length; |
29b619fa JC |
1748 | |
1749 | DEBUG_MSG(KERN_INFO "VIAFB PCI Probe!!\n"); | |
dba77f84 | 1750 | memset(&default_var, 0, sizeof(default_var)); |
29b619fa | 1751 | viafb_par_length = ALIGN(sizeof(struct viafb_par), BITS_PER_LONG/8); |
29b619fa JC |
1752 | |
1753 | /* Allocate fb_info and ***_par here, also including some other needed | |
1754 | * variables | |
1755 | */ | |
c4df5489 | 1756 | viafbinfo = framebuffer_alloc(viafb_par_length + |
db8df7b0 | 1757 | ALIGN(sizeof(struct viafb_shared), BITS_PER_LONG/8), |
24b4d82e | 1758 | &vdev->pdev->dev); |
29b619fa JC |
1759 | if (!viafbinfo) { |
1760 | printk(KERN_ERR"Could not allocate memory for viafb_info.\n"); | |
109771a6 | 1761 | return -ENOMEM; |
29b619fa JC |
1762 | } |
1763 | ||
1764 | viaparinfo = (struct viafb_par *)viafbinfo->par; | |
c4df5489 | 1765 | viaparinfo->shared = viafbinfo->par + viafb_par_length; |
24b4d82e | 1766 | viaparinfo->shared->vdev = vdev; |
c3e25673 | 1767 | viaparinfo->vram_addr = 0; |
c4df5489 FTS |
1768 | viaparinfo->tmds_setting_info = &viaparinfo->shared->tmds_setting_info; |
1769 | viaparinfo->lvds_setting_info = &viaparinfo->shared->lvds_setting_info; | |
1770 | viaparinfo->lvds_setting_info2 = | |
1771 | &viaparinfo->shared->lvds_setting_info2; | |
c4df5489 | 1772 | viaparinfo->chip_info = &viaparinfo->shared->chip_info; |
29b619fa | 1773 | |
e7589271 | 1774 | i2c_bus_probe(viaparinfo->shared); |
29b619fa JC |
1775 | if (viafb_dual_fb) |
1776 | viafb_SAMM_ON = 1; | |
29b619fa JC |
1777 | parse_lcd_port(); |
1778 | parse_dvi_port(); | |
1779 | ||
24b4d82e JC |
1780 | viafb_init_chip_info(vdev->chip_type); |
1781 | /* | |
1782 | * The framebuffer will have been successfully mapped by | |
1783 | * the core (or we'd not be here), but we still need to | |
1784 | * set up our own accounting. | |
1785 | */ | |
1786 | viaparinfo->fbmem = vdev->fbmem_start; | |
1787 | viaparinfo->memsize = vdev->fbmem_len; | |
29b619fa JC |
1788 | viaparinfo->fbmem_free = viaparinfo->memsize; |
1789 | viaparinfo->fbmem_used = 0; | |
24b4d82e | 1790 | viafbinfo->screen_base = vdev->fbmem; |
29b619fa | 1791 | |
24b4d82e JC |
1792 | viafbinfo->fix.mmio_start = vdev->engine_start; |
1793 | viafbinfo->fix.mmio_len = vdev->engine_len; | |
29b619fa JC |
1794 | viafbinfo->node = 0; |
1795 | viafbinfo->fbops = &viafb_ops; | |
1796 | viafbinfo->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; | |
1797 | ||
1798 | viafbinfo->pseudo_palette = pseudo_pal; | |
adac8d65 | 1799 | if (viafb_accel && !viafb_setup_engine(viafbinfo)) { |
31de59d5 FTS |
1800 | viafbinfo->flags |= FBINFO_HWACCEL_COPYAREA | |
1801 | FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_IMAGEBLIT; | |
1802 | default_var.accel_flags = FB_ACCELF_TEXT; | |
1803 | } else { | |
1804 | viafbinfo->flags |= FBINFO_HWACCEL_DISABLED; | |
1805 | default_var.accel_flags = 0; | |
29b619fa JC |
1806 | } |
1807 | ||
1808 | if (viafb_second_size && (viafb_second_size < 8)) { | |
1809 | viafb_second_offset = viaparinfo->fbmem_free - | |
1810 | viafb_second_size * 1024 * 1024; | |
1811 | } else { | |
1812 | viafb_second_size = 8; | |
1813 | viafb_second_offset = viaparinfo->fbmem_free - | |
1814 | viafb_second_size * 1024 * 1024; | |
1815 | } | |
1816 | ||
5dc5f618 FTS |
1817 | parse_mode(viafb_mode, viaparinfo->shared->iga1_devices, |
1818 | &default_xres, &default_yres); | |
7f980a06 | 1819 | if (viafb_SAMM_ON == 1) |
5dc5f618 FTS |
1820 | parse_mode(viafb_mode1, viaparinfo->shared->iga2_devices, |
1821 | &viafb_second_xres, &viafb_second_yres); | |
5ff32f69 | 1822 | |
29b619fa JC |
1823 | default_var.xres = default_xres; |
1824 | default_var.yres = default_yres; | |
cd589955 | 1825 | default_var.xres_virtual = default_xres; |
29b619fa JC |
1826 | default_var.yres_virtual = default_yres; |
1827 | default_var.bits_per_pixel = viafb_bpp; | |
94715ba9 FTS |
1828 | viafb_fill_var_timing_info(&default_var, viafb_get_best_mode( |
1829 | default_var.xres, default_var.yres, viafb_refresh)); | |
7cf60792 | 1830 | viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo); |
7cf60792 | 1831 | viafbinfo->var = default_var; |
29b619fa JC |
1832 | |
1833 | if (viafb_dual_fb) { | |
24b4d82e JC |
1834 | viafbinfo1 = framebuffer_alloc(viafb_par_length, |
1835 | &vdev->pdev->dev); | |
29b619fa JC |
1836 | if (!viafbinfo1) { |
1837 | printk(KERN_ERR | |
1838 | "allocate the second framebuffer struct error\n"); | |
109771a6 | 1839 | rc = -ENOMEM; |
24b4d82e | 1840 | goto out_fb_release; |
29b619fa JC |
1841 | } |
1842 | viaparinfo1 = viafbinfo1->par; | |
1843 | memcpy(viaparinfo1, viaparinfo, viafb_par_length); | |
c3e25673 | 1844 | viaparinfo1->vram_addr = viafb_second_offset; |
29b619fa JC |
1845 | viaparinfo1->memsize = viaparinfo->memsize - |
1846 | viafb_second_offset; | |
1847 | viaparinfo->memsize = viafb_second_offset; | |
29b619fa JC |
1848 | viaparinfo1->fbmem = viaparinfo->fbmem + viafb_second_offset; |
1849 | ||
1850 | viaparinfo1->fbmem_used = viaparinfo->fbmem_used; | |
1851 | viaparinfo1->fbmem_free = viaparinfo1->memsize - | |
1852 | viaparinfo1->fbmem_used; | |
1853 | viaparinfo->fbmem_free = viaparinfo->memsize; | |
1854 | viaparinfo->fbmem_used = 0; | |
29b619fa | 1855 | |
09cf1180 FTS |
1856 | viaparinfo->iga_path = IGA1; |
1857 | viaparinfo1->iga_path = IGA2; | |
29b619fa | 1858 | memcpy(viafbinfo1, viafbinfo, sizeof(struct fb_info)); |
c4df5489 | 1859 | viafbinfo1->par = viaparinfo1; |
29b619fa JC |
1860 | viafbinfo1->screen_base = viafbinfo->screen_base + |
1861 | viafb_second_offset; | |
29b619fa JC |
1862 | |
1863 | default_var.xres = viafb_second_xres; | |
1864 | default_var.yres = viafb_second_yres; | |
7f980a06 FTS |
1865 | default_var.xres_virtual = viafb_second_xres; |
1866 | default_var.yres_virtual = viafb_second_yres; | |
29b619fa | 1867 | default_var.bits_per_pixel = viafb_bpp1; |
94715ba9 FTS |
1868 | viafb_fill_var_timing_info(&default_var, viafb_get_best_mode( |
1869 | default_var.xres, default_var.yres, viafb_refresh1)); | |
29b619fa JC |
1870 | |
1871 | viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1); | |
1872 | viafb_check_var(&default_var, viafbinfo1); | |
1873 | viafbinfo1->var = default_var; | |
81228a36 | 1874 | viafb_update_fix(viafbinfo1); |
c3e25673 FTS |
1875 | viaparinfo1->depth = fb_get_color_depth(&viafbinfo1->var, |
1876 | &viafbinfo1->fix); | |
29b619fa JC |
1877 | } |
1878 | ||
e17cea3c | 1879 | viafb_check_var(&viafbinfo->var, viafbinfo); |
81228a36 | 1880 | viafb_update_fix(viafbinfo); |
c3e25673 FTS |
1881 | viaparinfo->depth = fb_get_color_depth(&viafbinfo->var, |
1882 | &viafbinfo->fix); | |
29b619fa | 1883 | default_var.activate = FB_ACTIVATE_NOW; |
109771a6 HW |
1884 | rc = fb_alloc_cmap(&viafbinfo->cmap, 256, 0); |
1885 | if (rc) | |
1886 | goto out_fb1_release; | |
29b619fa JC |
1887 | |
1888 | if (viafb_dual_fb && (viafb_primary_dev == LCD_Device) | |
1889 | && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)) { | |
109771a6 HW |
1890 | rc = register_framebuffer(viafbinfo1); |
1891 | if (rc) | |
1892 | goto out_dealloc_cmap; | |
29b619fa | 1893 | } |
109771a6 HW |
1894 | rc = register_framebuffer(viafbinfo); |
1895 | if (rc) | |
1896 | goto out_fb1_unreg_lcd_cle266; | |
29b619fa JC |
1897 | |
1898 | if (viafb_dual_fb && ((viafb_primary_dev != LCD_Device) | |
1899 | || (viaparinfo->chip_info->gfx_chip_name != | |
1900 | UNICHROME_CLE266))) { | |
109771a6 HW |
1901 | rc = register_framebuffer(viafbinfo1); |
1902 | if (rc) | |
1903 | goto out_fb_unreg; | |
29b619fa JC |
1904 | } |
1905 | DEBUG_MSG(KERN_INFO "fb%d: %s frame buffer device %dx%d-%dbpp\n", | |
1906 | viafbinfo->node, viafbinfo->fix.id, default_var.xres, | |
1907 | default_var.yres, default_var.bits_per_pixel); | |
1908 | ||
2a918392 | 1909 | viafb_init_proc(viaparinfo->shared); |
29b619fa | 1910 | viafb_init_dac(IGA2); |
751305d9 DD |
1911 | |
1912 | #ifdef CONFIG_PM | |
1913 | viafb_pm_register(&viafb_fb_pm_hooks); | |
1914 | #endif | |
29b619fa | 1915 | return 0; |
109771a6 HW |
1916 | |
1917 | out_fb_unreg: | |
1918 | unregister_framebuffer(viafbinfo); | |
1919 | out_fb1_unreg_lcd_cle266: | |
1920 | if (viafb_dual_fb && (viafb_primary_dev == LCD_Device) | |
1921 | && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)) | |
1922 | unregister_framebuffer(viafbinfo1); | |
1923 | out_dealloc_cmap: | |
1924 | fb_dealloc_cmap(&viafbinfo->cmap); | |
1925 | out_fb1_release: | |
77284951 | 1926 | framebuffer_release(viafbinfo1); |
109771a6 | 1927 | out_fb_release: |
e7589271 | 1928 | i2c_bus_free(viaparinfo->shared); |
109771a6 HW |
1929 | framebuffer_release(viafbinfo); |
1930 | return rc; | |
29b619fa JC |
1931 | } |
1932 | ||
48c68c4f | 1933 | void via_fb_pci_remove(struct pci_dev *pdev) |
29b619fa JC |
1934 | { |
1935 | DEBUG_MSG(KERN_INFO "via_pci_remove!\n"); | |
1936 | fb_dealloc_cmap(&viafbinfo->cmap); | |
1937 | unregister_framebuffer(viafbinfo); | |
1938 | if (viafb_dual_fb) | |
1939 | unregister_framebuffer(viafbinfo1); | |
2a918392 | 1940 | viafb_remove_proc(viaparinfo->shared); |
e7589271 | 1941 | i2c_bus_free(viaparinfo->shared); |
29b619fa JC |
1942 | framebuffer_release(viafbinfo); |
1943 | if (viafb_dual_fb) | |
1944 | framebuffer_release(viafbinfo1); | |
29b619fa JC |
1945 | } |
1946 | ||
1947 | #ifndef MODULE | |
8aa4d96f | 1948 | static int __init viafb_setup(void) |
29b619fa JC |
1949 | { |
1950 | char *this_opt; | |
8aa4d96f DD |
1951 | char *options; |
1952 | ||
29b619fa JC |
1953 | DEBUG_MSG(KERN_INFO "viafb_setup!\n"); |
1954 | ||
8aa4d96f DD |
1955 | if (fb_get_options("viafb", &options)) |
1956 | return -ENODEV; | |
1957 | ||
29b619fa JC |
1958 | if (!options || !*options) |
1959 | return 0; | |
1960 | ||
1961 | while ((this_opt = strsep(&options, ",")) != NULL) { | |
1962 | if (!*this_opt) | |
1963 | continue; | |
1964 | ||
4ce36bbb | 1965 | if (!strncmp(this_opt, "viafb_mode1=", 12)) { |
29b619fa | 1966 | viafb_mode1 = kstrdup(this_opt + 12, GFP_KERNEL); |
4ce36bbb | 1967 | } else if (!strncmp(this_opt, "viafb_mode=", 11)) { |
29b619fa | 1968 | viafb_mode = kstrdup(this_opt + 11, GFP_KERNEL); |
4ce36bbb WS |
1969 | } else if (!strncmp(this_opt, "viafb_bpp1=", 11)) { |
1970 | if (kstrtouint(this_opt + 11, 0, &viafb_bpp1) < 0) | |
1971 | return -EINVAL; | |
1972 | } else if (!strncmp(this_opt, "viafb_bpp=", 10)) { | |
1973 | if (kstrtouint(this_opt + 10, 0, &viafb_bpp) < 0) | |
1974 | return -EINVAL; | |
1975 | } else if (!strncmp(this_opt, "viafb_refresh1=", 15)) { | |
1976 | if (kstrtoint(this_opt + 15, 0, &viafb_refresh1) < 0) | |
1977 | return -EINVAL; | |
1978 | } else if (!strncmp(this_opt, "viafb_refresh=", 14)) { | |
1979 | if (kstrtoint(this_opt + 14, 0, &viafb_refresh) < 0) | |
1980 | return -EINVAL; | |
1981 | } else if (!strncmp(this_opt, "viafb_lcd_dsp_method=", 21)) { | |
1982 | if (kstrtoint(this_opt + 21, 0, | |
1983 | &viafb_lcd_dsp_method) < 0) | |
1984 | return -EINVAL; | |
1985 | } else if (!strncmp(this_opt, "viafb_lcd_panel_id=", 19)) { | |
1986 | if (kstrtoint(this_opt + 19, 0, | |
1987 | &viafb_lcd_panel_id) < 0) | |
1988 | return -EINVAL; | |
1989 | } else if (!strncmp(this_opt, "viafb_accel=", 12)) { | |
1990 | if (kstrtoint(this_opt + 12, 0, &viafb_accel) < 0) | |
1991 | return -EINVAL; | |
1992 | } else if (!strncmp(this_opt, "viafb_SAMM_ON=", 14)) { | |
1993 | if (kstrtoint(this_opt + 14, 0, &viafb_SAMM_ON) < 0) | |
1994 | return -EINVAL; | |
1995 | } else if (!strncmp(this_opt, "viafb_active_dev=", 17)) { | |
29b619fa | 1996 | viafb_active_dev = kstrdup(this_opt + 17, GFP_KERNEL); |
4ce36bbb WS |
1997 | } else if (!strncmp(this_opt, |
1998 | "viafb_display_hardware_layout=", 30)) { | |
1999 | if (kstrtoint(this_opt + 30, 0, | |
2000 | &viafb_display_hardware_layout) < 0) | |
2001 | return -EINVAL; | |
2002 | } else if (!strncmp(this_opt, "viafb_second_size=", 18)) { | |
2003 | if (kstrtoint(this_opt + 18, 0, &viafb_second_size) < 0) | |
2004 | return -EINVAL; | |
2005 | } else if (!strncmp(this_opt, | |
2006 | "viafb_platform_epia_dvi=", 24)) { | |
2007 | if (kstrtoint(this_opt + 24, 0, | |
2008 | &viafb_platform_epia_dvi) < 0) | |
2009 | return -EINVAL; | |
2010 | } else if (!strncmp(this_opt, | |
2011 | "viafb_device_lcd_dualedge=", 26)) { | |
2012 | if (kstrtoint(this_opt + 26, 0, | |
2013 | &viafb_device_lcd_dualedge) < 0) | |
2014 | return -EINVAL; | |
2015 | } else if (!strncmp(this_opt, "viafb_bus_width=", 16)) { | |
2016 | if (kstrtoint(this_opt + 16, 0, &viafb_bus_width) < 0) | |
2017 | return -EINVAL; | |
2018 | } else if (!strncmp(this_opt, "viafb_lcd_mode=", 15)) { | |
2019 | if (kstrtoint(this_opt + 15, 0, &viafb_lcd_mode) < 0) | |
2020 | return -EINVAL; | |
2021 | } else if (!strncmp(this_opt, "viafb_lcd_port=", 15)) { | |
29b619fa | 2022 | viafb_lcd_port = kstrdup(this_opt + 15, GFP_KERNEL); |
4ce36bbb | 2023 | } else if (!strncmp(this_opt, "viafb_dvi_port=", 15)) { |
29b619fa | 2024 | viafb_dvi_port = kstrdup(this_opt + 15, GFP_KERNEL); |
4ce36bbb | 2025 | } |
29b619fa JC |
2026 | } |
2027 | return 0; | |
2028 | } | |
2029 | #endif | |
2030 | ||
f045f77b JC |
2031 | /* |
2032 | * These are called out of via-core for now. | |
2033 | */ | |
2034 | int __init viafb_init(void) | |
29b619fa | 2035 | { |
3f086fe9 | 2036 | u32 dummy_x, dummy_y; |
0acd33d0 | 2037 | int r = 0; |
8aa4d96f DD |
2038 | |
2039 | if (machine_is_olpc()) | |
2040 | /* Apply XO-1.5-specific configuration. */ | |
2041 | viafb_lcd_panel_id = 23; | |
2042 | ||
29b619fa | 2043 | #ifndef MODULE |
8aa4d96f DD |
2044 | r = viafb_setup(); |
2045 | if (r < 0) | |
2046 | return r; | |
29b619fa | 2047 | #endif |
5dc5f618 | 2048 | if (parse_mode(viafb_mode, 0, &dummy_x, &dummy_y) |
94715ba9 | 2049 | || !viafb_get_best_mode(dummy_x, dummy_y, viafb_refresh) |
5dc5f618 | 2050 | || parse_mode(viafb_mode1, 0, &dummy_x, &dummy_y) |
94715ba9 | 2051 | || !viafb_get_best_mode(dummy_x, dummy_y, viafb_refresh1) |
e17cea3c FTS |
2052 | || viafb_bpp < 0 || viafb_bpp > 32 |
2053 | || viafb_bpp1 < 0 || viafb_bpp1 > 32 | |
fe9aab8e FTS |
2054 | || parse_active_dev()) |
2055 | return -EINVAL; | |
2056 | ||
29b619fa | 2057 | printk(KERN_INFO |
25985edc | 2058 | "VIA Graphics Integration Chipset framebuffer %d.%d initializing\n", |
29b619fa | 2059 | VERSION_MAJOR, VERSION_MINOR); |
0acd33d0 | 2060 | return r; |
29b619fa JC |
2061 | } |
2062 | ||
f045f77b | 2063 | void __exit viafb_exit(void) |
29b619fa JC |
2064 | { |
2065 | DEBUG_MSG(KERN_INFO "viafb_exit!\n"); | |
29b619fa JC |
2066 | } |
2067 | ||
2068 | static struct fb_ops viafb_ops = { | |
2069 | .owner = THIS_MODULE, | |
2070 | .fb_open = viafb_open, | |
2071 | .fb_release = viafb_release, | |
2072 | .fb_check_var = viafb_check_var, | |
2073 | .fb_set_par = viafb_set_par, | |
2074 | .fb_setcolreg = viafb_setcolreg, | |
2075 | .fb_pan_display = viafb_pan_display, | |
2076 | .fb_blank = viafb_blank, | |
2077 | .fb_fillrect = viafb_fillrect, | |
2078 | .fb_copyarea = viafb_copyarea, | |
2079 | .fb_imageblit = viafb_imageblit, | |
2080 | .fb_cursor = viafb_cursor, | |
2081 | .fb_ioctl = viafb_ioctl, | |
2082 | .fb_sync = viafb_sync, | |
29b619fa JC |
2083 | }; |
2084 | ||
29b619fa JC |
2085 | |
2086 | #ifdef MODULE | |
93967bee | 2087 | module_param(viafb_mode, charp, S_IRUSR); |
29b619fa JC |
2088 | MODULE_PARM_DESC(viafb_mode, "Set resolution (default=640x480)"); |
2089 | ||
93967bee | 2090 | module_param(viafb_mode1, charp, S_IRUSR); |
29b619fa JC |
2091 | MODULE_PARM_DESC(viafb_mode1, "Set resolution (default=640x480)"); |
2092 | ||
93967bee | 2093 | module_param(viafb_bpp, int, S_IRUSR); |
29b619fa JC |
2094 | MODULE_PARM_DESC(viafb_bpp, "Set color depth (default=32bpp)"); |
2095 | ||
93967bee | 2096 | module_param(viafb_bpp1, int, S_IRUSR); |
29b619fa JC |
2097 | MODULE_PARM_DESC(viafb_bpp1, "Set color depth (default=32bpp)"); |
2098 | ||
93967bee | 2099 | module_param(viafb_refresh, int, S_IRUSR); |
29b619fa JC |
2100 | MODULE_PARM_DESC(viafb_refresh, |
2101 | "Set CRT viafb_refresh rate (default = 60)"); | |
2102 | ||
93967bee | 2103 | module_param(viafb_refresh1, int, S_IRUSR); |
29b619fa JC |
2104 | MODULE_PARM_DESC(viafb_refresh1, |
2105 | "Set CRT refresh rate (default = 60)"); | |
2106 | ||
93967bee | 2107 | module_param(viafb_lcd_panel_id, int, S_IRUSR); |
29b619fa JC |
2108 | MODULE_PARM_DESC(viafb_lcd_panel_id, |
2109 | "Set Flat Panel type(Default=1024x768)"); | |
2110 | ||
93967bee | 2111 | module_param(viafb_lcd_dsp_method, int, S_IRUSR); |
29b619fa JC |
2112 | MODULE_PARM_DESC(viafb_lcd_dsp_method, |
2113 | "Set Flat Panel display scaling method.(Default=Expandsion)"); | |
2114 | ||
93967bee | 2115 | module_param(viafb_SAMM_ON, int, S_IRUSR); |
29b619fa JC |
2116 | MODULE_PARM_DESC(viafb_SAMM_ON, |
2117 | "Turn on/off flag of SAMM(Default=OFF)"); | |
2118 | ||
93967bee | 2119 | module_param(viafb_accel, int, S_IRUSR); |
29b619fa | 2120 | MODULE_PARM_DESC(viafb_accel, |
31de59d5 | 2121 | "Set 2D Hardware Acceleration: 0 = OFF, 1 = ON (default)"); |
29b619fa | 2122 | |
93967bee | 2123 | module_param(viafb_active_dev, charp, S_IRUSR); |
29b619fa JC |
2124 | MODULE_PARM_DESC(viafb_active_dev, "Specify active devices."); |
2125 | ||
93967bee | 2126 | module_param(viafb_display_hardware_layout, int, S_IRUSR); |
29b619fa JC |
2127 | MODULE_PARM_DESC(viafb_display_hardware_layout, |
2128 | "Display Hardware Layout (LCD Only, DVI Only...,etc)"); | |
2129 | ||
93967bee | 2130 | module_param(viafb_second_size, int, S_IRUSR); |
29b619fa JC |
2131 | MODULE_PARM_DESC(viafb_second_size, |
2132 | "Set secondary device memory size"); | |
2133 | ||
93967bee | 2134 | module_param(viafb_dual_fb, int, S_IRUSR); |
29b619fa JC |
2135 | MODULE_PARM_DESC(viafb_dual_fb, |
2136 | "Turn on/off flag of dual framebuffer devices.(Default = OFF)"); | |
2137 | ||
93967bee | 2138 | module_param(viafb_platform_epia_dvi, int, S_IRUSR); |
29b619fa JC |
2139 | MODULE_PARM_DESC(viafb_platform_epia_dvi, |
2140 | "Turn on/off flag of DVI devices on EPIA board.(Default = OFF)"); | |
2141 | ||
93967bee | 2142 | module_param(viafb_device_lcd_dualedge, int, S_IRUSR); |
29b619fa JC |
2143 | MODULE_PARM_DESC(viafb_device_lcd_dualedge, |
2144 | "Turn on/off flag of dual edge panel.(Default = OFF)"); | |
2145 | ||
93967bee | 2146 | module_param(viafb_bus_width, int, S_IRUSR); |
29b619fa JC |
2147 | MODULE_PARM_DESC(viafb_bus_width, |
2148 | "Set bus width of panel.(Default = 12)"); | |
2149 | ||
93967bee | 2150 | module_param(viafb_lcd_mode, int, S_IRUSR); |
29b619fa JC |
2151 | MODULE_PARM_DESC(viafb_lcd_mode, |
2152 | "Set Flat Panel mode(Default=OPENLDI)"); | |
2153 | ||
93967bee | 2154 | module_param(viafb_lcd_port, charp, S_IRUSR); |
29b619fa JC |
2155 | MODULE_PARM_DESC(viafb_lcd_port, "Specify LCD output port."); |
2156 | ||
93967bee | 2157 | module_param(viafb_dvi_port, charp, S_IRUSR); |
29b619fa JC |
2158 | MODULE_PARM_DESC(viafb_dvi_port, "Specify DVI output port."); |
2159 | ||
2160 | MODULE_LICENSE("GPL"); | |
2161 | #endif |