Commit | Line | Data |
---|---|---|
25338628 | 1 | // SPDX-License-Identifier: GPL-2.0 |
67088d49 MR |
2 | #include <linux/kernel.h> |
3 | #include <linux/module.h> | |
4 | #include <linux/errno.h> | |
5 | #include <linux/string.h> | |
6 | #include <linux/mm.h> | |
7 | #include <linux/slab.h> | |
8 | #include <linux/delay.h> | |
9 | #include <linux/fb.h> | |
10 | #include <linux/ioport.h> | |
11 | #include <linux/init.h> | |
12 | #include <linux/pci.h> | |
13 | #include <linux/mm_types.h> | |
14 | #include <linux/vmalloc.h> | |
15 | #include <linux/pagemap.h> | |
16 | #include <linux/screen_info.h> | |
81dee67e | 17 | #include <linux/console.h> |
81dee67e SM |
18 | #include <asm/fb.h> |
19 | #include "sm750.h" | |
81dee67e SM |
20 | #include "sm750_accel.h" |
21 | #include "sm750_cursor.h" | |
22 | ||
81dee67e | 23 | /* |
c52c3700 MC |
24 | * #ifdef __BIG_ENDIAN |
25 | * ssize_t lynxfb_ops_write(struct fb_info *info, const char __user *buf, | |
26 | * size_t count, loff_t *ppos); | |
27 | * ssize_t lynxfb_ops_read(struct fb_info *info, char __user *buf, | |
28 | * size_t count, loff_t *ppos); | |
29 | * #endif | |
81dee67e SM |
30 | */ |
31 | ||
81dee67e SM |
32 | /* common var for all device */ |
33 | static int g_hwcursor = 1; | |
b30edfcd | 34 | static int g_noaccel; |
b30edfcd | 35 | static int g_nomtrr; |
27fa159b | 36 | static const char *g_fbmode[] = {NULL, NULL}; |
888db9a6 | 37 | static const char *g_def_fbmode = "1024x768-32@60"; |
df525686 | 38 | static char *g_settings; |
b30edfcd | 39 | static int g_dualview; |
df525686 | 40 | static char *g_option; |
27fa159b | 41 | |
81dee67e | 42 | static const struct fb_videomode lynx750_ext[] = { |
4bd9503d | 43 | /* 1024x600-60 VESA [1.71:1] */ |
81dee67e | 44 | {NULL, 60, 1024, 600, 20423, 144, 40, 18, 1, 104, 3, |
3318bb5e MC |
45 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
46 | FB_VMODE_NONINTERLACED}, | |
81dee67e | 47 | |
4bd9503d | 48 | /* 1024x600-70 VESA */ |
81dee67e | 49 | {NULL, 70, 1024, 600, 17211, 152, 48, 21, 1, 104, 3, |
3318bb5e MC |
50 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
51 | FB_VMODE_NONINTERLACED}, | |
81dee67e | 52 | |
4bd9503d | 53 | /* 1024x600-75 VESA */ |
81dee67e | 54 | {NULL, 75, 1024, 600, 15822, 160, 56, 23, 1, 104, 3, |
3318bb5e MC |
55 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
56 | FB_VMODE_NONINTERLACED}, | |
81dee67e | 57 | |
4bd9503d | 58 | /* 1024x600-85 VESA */ |
81dee67e | 59 | {NULL, 85, 1024, 600, 13730, 168, 56, 26, 1, 112, 3, |
3318bb5e MC |
60 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
61 | FB_VMODE_NONINTERLACED}, | |
81dee67e SM |
62 | |
63 | /* 720x480 */ | |
64 | {NULL, 60, 720, 480, 37427, 88, 16, 13, 1, 72, 3, | |
3318bb5e MC |
65 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
66 | FB_VMODE_NONINTERLACED}, | |
81dee67e SM |
67 | |
68 | /* 1280x720 [1.78:1] */ | |
69 | {NULL, 60, 1280, 720, 13426, 162, 86, 22, 1, 136, 3, | |
3318bb5e MC |
70 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
71 | FB_VMODE_NONINTERLACED}, | |
81dee67e | 72 | |
4bd9503d | 73 | /* 1280x768@60 */ |
45e3b3da | 74 | {NULL, 60, 1280, 768, 12579, 192, 64, 20, 3, 128, 7, |
3318bb5e MC |
75 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
76 | FB_VMODE_NONINTERLACED}, | |
81dee67e | 77 | |
81dee67e SM |
78 | /* 1360 x 768 [1.77083:1] */ |
79 | {NULL, 60, 1360, 768, 11804, 208, 64, 23, 1, 144, 3, | |
3318bb5e MC |
80 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
81 | FB_VMODE_NONINTERLACED}, | |
81dee67e SM |
82 | |
83 | /* 1368 x 768 [1.78:1] */ | |
84 | {NULL, 60, 1368, 768, 11647, 216, 72, 23, 1, 144, 3, | |
3318bb5e MC |
85 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
86 | FB_VMODE_NONINTERLACED}, | |
81dee67e | 87 | |
4bd9503d | 88 | /* 1440 x 900 [16:10] */ |
81dee67e | 89 | {NULL, 60, 1440, 900, 9392, 232, 80, 28, 1, 152, 3, |
3318bb5e MC |
90 | FB_SYNC_VERT_HIGH_ACT, |
91 | FB_VMODE_NONINTERLACED}, | |
81dee67e SM |
92 | |
93 | /* 1440x960 [15:10] */ | |
94 | {NULL, 60, 1440, 960, 8733, 240, 88, 30, 1, 152, 3, | |
3318bb5e MC |
95 | FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
96 | FB_VMODE_NONINTERLACED}, | |
81dee67e SM |
97 | |
98 | /* 1920x1080 [16:9] */ | |
99 | {NULL, 60, 1920, 1080, 6734, 148, 88, 41, 1, 44, 3, | |
3318bb5e MC |
100 | FB_SYNC_VERT_HIGH_ACT, |
101 | FB_VMODE_NONINTERLACED}, | |
81dee67e SM |
102 | }; |
103 | ||
81dee67e | 104 | /* no hardware cursor supported under version 2.6.10, kernel bug */ |
27fa159b | 105 | static int lynxfb_ops_cursor(struct fb_info *info, struct fb_cursor *fbcursor) |
81dee67e | 106 | { |
27fa159b MC |
107 | struct lynxfb_par *par; |
108 | struct lynxfb_crtc *crtc; | |
109 | struct lynx_cursor *cursor; | |
81dee67e SM |
110 | |
111 | par = info->par; | |
112 | crtc = &par->crtc; | |
113 | cursor = &crtc->cursor; | |
114 | ||
5ace4e10 | 115 | if (fbcursor->image.width > cursor->maxW || |
c9750456 MD |
116 | fbcursor->image.height > cursor->maxH || |
117 | fbcursor->image.depth > 1) { | |
81dee67e SM |
118 | return -ENXIO; |
119 | } | |
120 | ||
52d0744d | 121 | sm750_hw_cursor_disable(cursor); |
f46a04c7 | 122 | if (fbcursor->set & FB_CUR_SETSIZE) |
52d0744d | 123 | sm750_hw_cursor_setSize(cursor, |
c9750456 MD |
124 | fbcursor->image.width, |
125 | fbcursor->image.height); | |
81dee67e | 126 | |
3318bb5e | 127 | if (fbcursor->set & FB_CUR_SETPOS) |
52d0744d | 128 | sm750_hw_cursor_setPos(cursor, |
c9750456 MD |
129 | fbcursor->image.dx - info->var.xoffset, |
130 | fbcursor->image.dy - info->var.yoffset); | |
81dee67e | 131 | |
5ace4e10 | 132 | if (fbcursor->set & FB_CUR_SETCMAP) { |
81dee67e | 133 | /* get the 16bit color of kernel means */ |
45e3b3da | 134 | u16 fg, bg; |
876e5a70 | 135 | |
13ef3458 | 136 | fg = ((info->cmap.red[fbcursor->image.fg_color] & 0xf800)) | |
c9750456 MD |
137 | ((info->cmap.green[fbcursor->image.fg_color] & 0xfc00) >> 5) | |
138 | ((info->cmap.blue[fbcursor->image.fg_color] & 0xf800) >> 11); | |
81dee67e | 139 | |
13ef3458 | 140 | bg = ((info->cmap.red[fbcursor->image.bg_color] & 0xf800)) | |
c9750456 MD |
141 | ((info->cmap.green[fbcursor->image.bg_color] & 0xfc00) >> 5) | |
142 | ((info->cmap.blue[fbcursor->image.bg_color] & 0xf800) >> 11); | |
81dee67e | 143 | |
52d0744d | 144 | sm750_hw_cursor_setColor(cursor, fg, bg); |
81dee67e SM |
145 | } |
146 | ||
5ace4e10 | 147 | if (fbcursor->set & (FB_CUR_SETSHAPE | FB_CUR_SETIMAGE)) { |
52d0744d | 148 | sm750_hw_cursor_setData(cursor, |
c9750456 MD |
149 | fbcursor->rop, |
150 | fbcursor->image.data, | |
151 | fbcursor->mask); | |
81dee67e SM |
152 | } |
153 | ||
f46a04c7 | 154 | if (fbcursor->enable) |
52d0744d | 155 | sm750_hw_cursor_enable(cursor); |
81dee67e SM |
156 | |
157 | return 0; | |
158 | } | |
159 | ||
3318bb5e MC |
160 | static void lynxfb_ops_fillrect(struct fb_info *info, |
161 | const struct fb_fillrect *region) | |
81dee67e | 162 | { |
27fa159b | 163 | struct lynxfb_par *par; |
e359b6a8 | 164 | struct sm750_dev *sm750_dev; |
45e3b3da | 165 | unsigned int base, pitch, Bpp, rop; |
81dee67e SM |
166 | u32 color; |
167 | ||
f46a04c7 | 168 | if (info->state != FBINFO_STATE_RUNNING) |
81dee67e | 169 | return; |
81dee67e SM |
170 | |
171 | par = info->par; | |
e359b6a8 | 172 | sm750_dev = par->dev; |
81dee67e | 173 | |
d11ac7cb SM |
174 | /* |
175 | * each time 2d function begin to work,below three variable always need | |
176 | * be set, seems we can put them together in some place | |
177 | */ | |
81dee67e SM |
178 | base = par->crtc.oScreen; |
179 | pitch = info->fix.line_length; | |
180 | Bpp = info->var.bits_per_pixel >> 3; | |
181 | ||
13ef3458 SM |
182 | color = (Bpp == 1) ? region->color : |
183 | ((u32 *)info->pseudo_palette)[region->color]; | |
184 | rop = (region->rop != ROP_COPY) ? HW_ROP2_XOR : HW_ROP2_COPY; | |
81dee67e | 185 | |
cb422f3b | 186 | /* |
97af1ce2 | 187 | * If not use spin_lock, system will die if user load driver |
69e98df7 | 188 | * and immediately unload driver frequently (dual) |
97af1ce2 DB |
189 | * since they fb_count could change during the lifetime of |
190 | * this lock, we are holding it for all cases. | |
cb422f3b | 191 | */ |
97af1ce2 | 192 | spin_lock(&sm750_dev->slock); |
e359b6a8 MR |
193 | |
194 | sm750_dev->accel.de_fillrect(&sm750_dev->accel, | |
195 | base, pitch, Bpp, | |
196 | region->dx, region->dy, | |
197 | region->width, region->height, | |
198 | color, rop); | |
97af1ce2 | 199 | spin_unlock(&sm750_dev->slock); |
81dee67e SM |
200 | } |
201 | ||
3318bb5e MC |
202 | static void lynxfb_ops_copyarea(struct fb_info *info, |
203 | const struct fb_copyarea *region) | |
81dee67e | 204 | { |
27fa159b | 205 | struct lynxfb_par *par; |
e359b6a8 | 206 | struct sm750_dev *sm750_dev; |
45e3b3da | 207 | unsigned int base, pitch, Bpp; |
81dee67e SM |
208 | |
209 | par = info->par; | |
e359b6a8 | 210 | sm750_dev = par->dev; |
81dee67e | 211 | |
d11ac7cb SM |
212 | /* |
213 | * each time 2d function begin to work,below three variable always need | |
214 | * be set, seems we can put them together in some place | |
215 | */ | |
81dee67e SM |
216 | base = par->crtc.oScreen; |
217 | pitch = info->fix.line_length; | |
218 | Bpp = info->var.bits_per_pixel >> 3; | |
219 | ||
cb422f3b LS |
220 | /* |
221 | * If not use spin_lock, system will die if user load driver | |
69e98df7 | 222 | * and immediately unload driver frequently (dual) |
97af1ce2 DB |
223 | * since they fb_count could change during the lifetime of |
224 | * this lock, we are holding it for all cases. | |
cb422f3b | 225 | */ |
97af1ce2 | 226 | spin_lock(&sm750_dev->slock); |
e359b6a8 MR |
227 | |
228 | sm750_dev->accel.de_copyarea(&sm750_dev->accel, | |
229 | base, pitch, region->sx, region->sy, | |
230 | base, pitch, Bpp, region->dx, region->dy, | |
231 | region->width, region->height, | |
232 | HW_ROP2_COPY); | |
97af1ce2 | 233 | spin_unlock(&sm750_dev->slock); |
81dee67e SM |
234 | } |
235 | ||
3318bb5e MC |
236 | static void lynxfb_ops_imageblit(struct fb_info *info, |
237 | const struct fb_image *image) | |
81dee67e | 238 | { |
45e3b3da MC |
239 | unsigned int base, pitch, Bpp; |
240 | unsigned int fgcol, bgcol; | |
27fa159b | 241 | struct lynxfb_par *par; |
e359b6a8 | 242 | struct sm750_dev *sm750_dev; |
81dee67e SM |
243 | |
244 | par = info->par; | |
e359b6a8 | 245 | sm750_dev = par->dev; |
d11ac7cb SM |
246 | /* |
247 | * each time 2d function begin to work,below three variable always need | |
248 | * be set, seems we can put them together in some place | |
249 | */ | |
81dee67e SM |
250 | base = par->crtc.oScreen; |
251 | pitch = info->fix.line_length; | |
252 | Bpp = info->var.bits_per_pixel >> 3; | |
253 | ||
288ef567 | 254 | /* TODO: Implement hardware acceleration for image->depth > 1 */ |
f8fbc838 SM |
255 | if (image->depth != 1) { |
256 | cfb_imageblit(info, image); | |
257 | return; | |
258 | } | |
259 | ||
260 | if (info->fix.visual == FB_VISUAL_TRUECOLOR || | |
261 | info->fix.visual == FB_VISUAL_DIRECTCOLOR) { | |
262 | fgcol = ((u32 *)info->pseudo_palette)[image->fg_color]; | |
263 | bgcol = ((u32 *)info->pseudo_palette)[image->bg_color]; | |
264 | } else { | |
265 | fgcol = image->fg_color; | |
266 | bgcol = image->bg_color; | |
267 | } | |
288ef567 | 268 | |
cb422f3b LS |
269 | /* |
270 | * If not use spin_lock, system will die if user load driver | |
69e98df7 | 271 | * and immediately unload driver frequently (dual) |
97af1ce2 DB |
272 | * since they fb_count could change during the lifetime of |
273 | * this lock, we are holding it for all cases. | |
cb422f3b | 274 | */ |
97af1ce2 | 275 | spin_lock(&sm750_dev->slock); |
e359b6a8 MR |
276 | |
277 | sm750_dev->accel.de_imageblit(&sm750_dev->accel, | |
278 | image->data, image->width >> 3, 0, | |
279 | base, pitch, Bpp, | |
280 | image->dx, image->dy, | |
281 | image->width, image->height, | |
282 | fgcol, bgcol, HW_ROP2_COPY); | |
97af1ce2 | 283 | spin_unlock(&sm750_dev->slock); |
81dee67e SM |
284 | } |
285 | ||
286 | static int lynxfb_ops_pan_display(struct fb_var_screeninfo *var, | |
c52c3700 | 287 | struct fb_info *info) |
81dee67e | 288 | { |
27fa159b MC |
289 | struct lynxfb_par *par; |
290 | struct lynxfb_crtc *crtc; | |
81dee67e | 291 | |
5ace4e10 | 292 | if (!info) |
c52c3700 | 293 | return -EINVAL; |
81dee67e | 294 | |
c52c3700 MC |
295 | par = info->par; |
296 | crtc = &par->crtc; | |
c202beee | 297 | return hw_sm750_pan_display(crtc, var, info); |
81dee67e SM |
298 | } |
299 | ||
27fa159b | 300 | static int lynxfb_ops_set_par(struct fb_info *info) |
81dee67e | 301 | { |
27fa159b | 302 | struct lynxfb_par *par; |
27fa159b MC |
303 | struct lynxfb_crtc *crtc; |
304 | struct lynxfb_output *output; | |
305 | struct fb_var_screeninfo *var; | |
306 | struct fb_fix_screeninfo *fix; | |
81dee67e SM |
307 | int ret; |
308 | unsigned int line_length; | |
81dee67e | 309 | |
5ace4e10 | 310 | if (!info) |
81dee67e SM |
311 | return -EINVAL; |
312 | ||
313 | ret = 0; | |
314 | par = info->par; | |
81dee67e SM |
315 | crtc = &par->crtc; |
316 | output = &par->output; | |
317 | var = &info->var; | |
318 | fix = &info->fix; | |
319 | ||
fbb8c963 | 320 | /* fix structure is not so FIX ... */ |
81dee67e | 321 | line_length = var->xres_virtual * var->bits_per_pixel / 8; |
e3a3f9f5 | 322 | line_length = ALIGN(line_length, crtc->line_pad); |
81dee67e | 323 | fix->line_length = line_length; |
78cb7a38 | 324 | pr_info("fix->line_length = %d\n", fix->line_length); |
81dee67e | 325 | |
d11ac7cb SM |
326 | /* |
327 | * var->red,green,blue,transp are need to be set by driver | |
81dee67e | 328 | * and these data should be set before setcolreg routine |
d11ac7cb | 329 | */ |
81dee67e | 330 | |
5ace4e10 | 331 | switch (var->bits_per_pixel) { |
d6b0d6de IC |
332 | case 8: |
333 | fix->visual = FB_VISUAL_PSEUDOCOLOR; | |
334 | var->red.offset = 0; | |
335 | var->red.length = 8; | |
336 | var->green.offset = 0; | |
337 | var->green.length = 8; | |
338 | var->blue.offset = 0; | |
339 | var->blue.length = 8; | |
340 | var->transp.length = 0; | |
341 | var->transp.offset = 0; | |
342 | break; | |
343 | case 16: | |
344 | var->red.offset = 11; | |
345 | var->red.length = 5; | |
346 | var->green.offset = 5; | |
347 | var->green.length = 6; | |
348 | var->blue.offset = 0; | |
349 | var->blue.length = 5; | |
350 | var->transp.length = 0; | |
351 | var->transp.offset = 0; | |
352 | fix->visual = FB_VISUAL_TRUECOLOR; | |
353 | break; | |
354 | case 24: | |
355 | case 32: | |
356 | var->red.offset = 16; | |
357 | var->red.length = 8; | |
358 | var->green.offset = 8; | |
359 | var->green.length = 8; | |
a0c838f1 | 360 | var->blue.offset = 0; |
d6b0d6de IC |
361 | var->blue.length = 8; |
362 | fix->visual = FB_VISUAL_TRUECOLOR; | |
363 | break; | |
364 | default: | |
365 | ret = -EINVAL; | |
366 | break; | |
81dee67e SM |
367 | } |
368 | var->height = var->width = -1; | |
369 | var->accel_flags = 0;/*FB_ACCELF_TEXT;*/ | |
370 | ||
5ace4e10 | 371 | if (ret) { |
81dee67e SM |
372 | pr_err("pixel bpp format not satisfied\n."); |
373 | return ret; | |
374 | } | |
c202beee | 375 | ret = hw_sm750_crtc_setMode(crtc, var, fix); |
5ace4e10 | 376 | if (!ret) |
9821ed04 | 377 | ret = hw_sm750_output_setMode(output, var, fix); |
81dee67e SM |
378 | return ret; |
379 | } | |
848f2fce | 380 | |
3318bb5e MC |
381 | static inline unsigned int chan_to_field(unsigned int chan, |
382 | struct fb_bitfield *bf) | |
81dee67e SM |
383 | { |
384 | chan &= 0xffff; | |
385 | chan >>= 16 - bf->length; | |
386 | return chan << bf->offset; | |
387 | } | |
388 | ||
848f2fce SM |
389 | #ifdef CONFIG_PM |
390 | static int lynxfb_suspend(struct pci_dev *pdev, pm_message_t mesg) | |
391 | { | |
392 | struct fb_info *info; | |
083c2048 | 393 | struct sm750_dev *sm750_dev; |
848f2fce SM |
394 | int ret; |
395 | ||
396 | if (mesg.event == pdev->dev.power.power_state.event) | |
397 | return 0; | |
398 | ||
399 | ret = 0; | |
083c2048 | 400 | sm750_dev = pci_get_drvdata(pdev); |
848f2fce SM |
401 | switch (mesg.event) { |
402 | case PM_EVENT_FREEZE: | |
403 | case PM_EVENT_PRETHAW: | |
404 | pdev->dev.power.power_state = mesg; | |
405 | return 0; | |
406 | } | |
407 | ||
408 | console_lock(); | |
409 | if (mesg.event & PM_EVENT_SLEEP) { | |
e359b6a8 | 410 | info = sm750_dev->fbinfo[0]; |
848f2fce | 411 | if (info) |
4bd9503d | 412 | /* 1 means do suspend */ |
848f2fce | 413 | fb_set_suspend(info, 1); |
e359b6a8 | 414 | info = sm750_dev->fbinfo[1]; |
848f2fce | 415 | if (info) |
4bd9503d | 416 | /* 1 means do suspend */ |
848f2fce SM |
417 | fb_set_suspend(info, 1); |
418 | ||
419 | ret = pci_save_state(pdev); | |
420 | if (ret) { | |
6504b9bd ERR |
421 | dev_err(&pdev->dev, |
422 | "error:%d occurred in pci_save_state\n", ret); | |
4895398d | 423 | goto lynxfb_suspend_err; |
848f2fce SM |
424 | } |
425 | ||
848f2fce SM |
426 | ret = pci_set_power_state(pdev, pci_choose_state(pdev, mesg)); |
427 | if (ret) { | |
6504b9bd ERR |
428 | dev_err(&pdev->dev, |
429 | "error:%d occurred in pci_set_power_state\n", | |
430 | ret); | |
4895398d | 431 | goto lynxfb_suspend_err; |
848f2fce SM |
432 | } |
433 | } | |
434 | ||
435 | pdev->dev.power.power_state = mesg; | |
4895398d PJ |
436 | |
437 | lynxfb_suspend_err: | |
848f2fce SM |
438 | console_unlock(); |
439 | return ret; | |
440 | } | |
81dee67e | 441 | |
27fa159b | 442 | static int lynxfb_resume(struct pci_dev *pdev) |
81dee67e | 443 | { |
27fa159b | 444 | struct fb_info *info; |
700591a9 | 445 | struct sm750_dev *sm750_dev; |
81dee67e | 446 | |
27fa159b MC |
447 | struct lynxfb_par *par; |
448 | struct lynxfb_crtc *crtc; | |
449 | struct lynx_cursor *cursor; | |
81dee67e SM |
450 | |
451 | int ret; | |
c52c3700 | 452 | |
81dee67e | 453 | ret = 0; |
083c2048 | 454 | sm750_dev = pci_get_drvdata(pdev); |
81dee67e SM |
455 | |
456 | console_lock(); | |
457 | ||
61c507cf MC |
458 | ret = pci_set_power_state(pdev, PCI_D0); |
459 | if (ret) { | |
6504b9bd ERR |
460 | dev_err(&pdev->dev, |
461 | "error:%d occurred in pci_set_power_state\n", ret); | |
4895398d | 462 | goto lynxfb_resume_err; |
81dee67e SM |
463 | } |
464 | ||
5ace4e10 | 465 | if (pdev->dev.power.power_state.event != PM_EVENT_FREEZE) { |
81dee67e | 466 | pci_restore_state(pdev); |
61c507cf MC |
467 | ret = pci_enable_device(pdev); |
468 | if (ret) { | |
6504b9bd ERR |
469 | dev_err(&pdev->dev, |
470 | "error:%d occurred in pci_enable_device\n", | |
471 | ret); | |
4895398d | 472 | goto lynxfb_resume_err; |
81dee67e SM |
473 | } |
474 | pci_set_master(pdev); | |
475 | } | |
81dee67e | 476 | |
700591a9 | 477 | hw_sm750_inithw(sm750_dev, pdev); |
81dee67e | 478 | |
e359b6a8 | 479 | info = sm750_dev->fbinfo[0]; |
81dee67e | 480 | |
5ace4e10 | 481 | if (info) { |
81dee67e SM |
482 | par = info->par; |
483 | crtc = &par->crtc; | |
484 | cursor = &crtc->cursor; | |
3de08a2d LS |
485 | memset_io(cursor->vstart, 0x0, cursor->size); |
486 | memset_io(crtc->vScreen, 0x0, crtc->vidmem_size); | |
81dee67e SM |
487 | lynxfb_ops_set_par(info); |
488 | fb_set_suspend(info, 0); | |
489 | } | |
490 | ||
e359b6a8 | 491 | info = sm750_dev->fbinfo[1]; |
81dee67e | 492 | |
5ace4e10 | 493 | if (info) { |
81dee67e SM |
494 | par = info->par; |
495 | crtc = &par->crtc; | |
496 | cursor = &crtc->cursor; | |
3de08a2d LS |
497 | memset_io(cursor->vstart, 0x0, cursor->size); |
498 | memset_io(crtc->vScreen, 0x0, crtc->vidmem_size); | |
81dee67e SM |
499 | lynxfb_ops_set_par(info); |
500 | fb_set_suspend(info, 0); | |
501 | } | |
502 | ||
31557ea0 | 503 | pdev->dev.power.power_state.event = PM_EVENT_RESUME; |
4895398d PJ |
504 | |
505 | lynxfb_resume_err: | |
81dee67e SM |
506 | console_unlock(); |
507 | return ret; | |
508 | } | |
509 | #endif | |
510 | ||
3318bb5e MC |
511 | static int lynxfb_ops_check_var(struct fb_var_screeninfo *var, |
512 | struct fb_info *info) | |
81dee67e | 513 | { |
27fa159b MC |
514 | struct lynxfb_par *par; |
515 | struct lynxfb_crtc *crtc; | |
81dee67e SM |
516 | resource_size_t request; |
517 | ||
81dee67e SM |
518 | par = info->par; |
519 | crtc = &par->crtc; | |
81dee67e SM |
520 | |
521 | pr_debug("check var:%dx%d-%d\n", | |
c52c3700 MC |
522 | var->xres, |
523 | var->yres, | |
524 | var->bits_per_pixel); | |
81dee67e | 525 | |
5ace4e10 | 526 | switch (var->bits_per_pixel) { |
d6b0d6de IC |
527 | case 8: |
528 | info->fix.visual = FB_VISUAL_PSEUDOCOLOR; | |
529 | var->red.offset = 0; | |
530 | var->red.length = 8; | |
531 | var->green.offset = 0; | |
532 | var->green.length = 8; | |
533 | var->blue.offset = 0; | |
534 | var->blue.length = 8; | |
535 | var->transp.length = 0; | |
536 | var->transp.offset = 0; | |
537 | break; | |
538 | case 16: | |
539 | var->red.offset = 11; | |
540 | var->red.length = 5; | |
541 | var->green.offset = 5; | |
542 | var->green.length = 6; | |
543 | var->blue.offset = 0; | |
544 | var->blue.length = 5; | |
545 | var->transp.length = 0; | |
546 | var->transp.offset = 0; | |
547 | info->fix.visual = FB_VISUAL_TRUECOLOR; | |
548 | break; | |
549 | case 24: | |
550 | case 32: | |
551 | var->red.offset = 16; | |
552 | var->red.length = 8; | |
553 | var->green.offset = 8; | |
554 | var->green.length = 8; | |
a0c838f1 | 555 | var->blue.offset = 0; |
d6b0d6de IC |
556 | var->blue.length = 8; |
557 | info->fix.visual = FB_VISUAL_TRUECOLOR; | |
558 | break; | |
559 | default: | |
104f456c MR |
560 | pr_err("bpp %d not supported\n", var->bits_per_pixel); |
561 | return -EINVAL; | |
81dee67e SM |
562 | } |
563 | var->height = var->width = -1; | |
4bd9503d | 564 | var->accel_flags = 0;/* FB_ACCELF_TEXT; */ |
81dee67e | 565 | |
3318bb5e | 566 | /* check if current fb's video memory big enought to hold the onscreen*/ |
81dee67e SM |
567 | request = var->xres_virtual * (var->bits_per_pixel >> 3); |
568 | /* defaulty crtc->channel go with par->index */ | |
569 | ||
e3a3f9f5 | 570 | request = ALIGN(request, crtc->line_pad); |
81dee67e | 571 | request = request * var->yres_virtual; |
5ace4e10 | 572 | if (crtc->vidmem_size < request) { |
81dee67e SM |
573 | pr_err("not enough video memory for mode\n"); |
574 | return -ENOMEM; | |
575 | } | |
576 | ||
c202beee | 577 | return hw_sm750_crtc_checkMode(crtc, var); |
81dee67e SM |
578 | } |
579 | ||
14c681ea MM |
580 | static int lynxfb_ops_setcolreg(unsigned int regno, |
581 | unsigned int red, | |
582 | unsigned int green, | |
583 | unsigned int blue, | |
584 | unsigned int transp, | |
876e5a70 | 585 | struct fb_info *info) |
81dee67e | 586 | { |
27fa159b MC |
587 | struct lynxfb_par *par; |
588 | struct lynxfb_crtc *crtc; | |
589 | struct fb_var_screeninfo *var; | |
c52c3700 MC |
590 | int ret; |
591 | ||
592 | par = info->par; | |
593 | crtc = &par->crtc; | |
594 | var = &info->var; | |
595 | ret = 0; | |
596 | ||
5ace4e10 | 597 | if (regno > 256) { |
45e3b3da | 598 | pr_err("regno = %d\n", regno); |
c52c3700 MC |
599 | return -EINVAL; |
600 | } | |
601 | ||
5ace4e10 | 602 | if (info->var.grayscale) |
c52c3700 MC |
603 | red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; |
604 | ||
3318bb5e MC |
605 | if (var->bits_per_pixel == 8 && |
606 | info->fix.visual == FB_VISUAL_PSEUDOCOLOR) { | |
c52c3700 MC |
607 | red >>= 8; |
608 | green >>= 8; | |
609 | blue >>= 8; | |
c202beee | 610 | ret = hw_sm750_setColReg(crtc, regno, red, green, blue); |
c52c3700 MC |
611 | goto exit; |
612 | } | |
613 | ||
5ace4e10 | 614 | if (info->fix.visual == FB_VISUAL_TRUECOLOR && regno < 256) { |
c52c3700 | 615 | u32 val; |
876e5a70 | 616 | |
5ace4e10 | 617 | if (var->bits_per_pixel == 16 || |
876e5a70 MC |
618 | var->bits_per_pixel == 32 || |
619 | var->bits_per_pixel == 24) { | |
45e3b3da MC |
620 | val = chan_to_field(red, &var->red); |
621 | val |= chan_to_field(green, &var->green); | |
622 | val |= chan_to_field(blue, &var->blue); | |
c52c3700 MC |
623 | par->pseudo_palette[regno] = val; |
624 | goto exit; | |
625 | } | |
626 | } | |
627 | ||
628 | ret = -EINVAL; | |
81dee67e SM |
629 | |
630 | exit: | |
c52c3700 | 631 | return ret; |
81dee67e SM |
632 | } |
633 | ||
27fa159b | 634 | static int lynxfb_ops_blank(int blank, struct fb_info *info) |
81dee67e | 635 | { |
27fa159b MC |
636 | struct lynxfb_par *par; |
637 | struct lynxfb_output *output; | |
c52c3700 | 638 | |
45e3b3da | 639 | pr_debug("blank = %d.\n", blank); |
81dee67e SM |
640 | par = info->par; |
641 | output = &par->output; | |
45e3b3da | 642 | return output->proc_setBLANK(output, blank); |
81dee67e SM |
643 | } |
644 | ||
27fa159b | 645 | static int sm750fb_set_drv(struct lynxfb_par *par) |
81dee67e | 646 | { |
c52c3700 | 647 | int ret; |
5ef2f688 | 648 | struct sm750_dev *sm750_dev; |
27fa159b MC |
649 | struct lynxfb_output *output; |
650 | struct lynxfb_crtc *crtc; | |
c52c3700 MC |
651 | |
652 | ret = 0; | |
653 | ||
f11fa2a9 | 654 | sm750_dev = par->dev; |
c52c3700 MC |
655 | output = &par->output; |
656 | crtc = &par->crtc; | |
657 | ||
a3f92cc9 MR |
658 | crtc->vidmem_size = sm750_dev->vidmem_size; |
659 | if (sm750_dev->fb_count > 1) | |
660 | crtc->vidmem_size >>= 1; | |
661 | ||
c52c3700 | 662 | /* setup crtc and output member */ |
5ef2f688 | 663 | sm750_dev->hwCursor = g_hwcursor; |
c52c3700 | 664 | |
c52c3700 | 665 | crtc->line_pad = 16; |
c52c3700 MC |
666 | crtc->xpanstep = 8; |
667 | crtc->ypanstep = 1; | |
668 | crtc->ywrapstep = 0; | |
669 | ||
e359b6a8 | 670 | output->proc_setBLANK = (sm750_dev->revid == SM750LE_REVISION_ID) ? |
13ef3458 | 671 | hw_sm750le_setBLANK : hw_sm750_setBLANK; |
c52c3700 | 672 | /* chip specific phase */ |
e359b6a8 MR |
673 | sm750_dev->accel.de_wait = (sm750_dev->revid == SM750LE_REVISION_ID) ? |
674 | hw_sm750le_deWait : hw_sm750_deWait; | |
1757d106 | 675 | switch (sm750_dev->dataflow) { |
c52c3700 MC |
676 | case sm750_simul_pri: |
677 | output->paths = sm750_pnc; | |
678 | crtc->channel = sm750_primary; | |
679 | crtc->oScreen = 0; | |
e359b6a8 | 680 | crtc->vScreen = sm750_dev->pvMem; |
c52c3700 MC |
681 | pr_info("use simul primary mode\n"); |
682 | break; | |
683 | case sm750_simul_sec: | |
684 | output->paths = sm750_pnc; | |
685 | crtc->channel = sm750_secondary; | |
686 | crtc->oScreen = 0; | |
e359b6a8 | 687 | crtc->vScreen = sm750_dev->pvMem; |
c52c3700 MC |
688 | break; |
689 | case sm750_dual_normal: | |
5ace4e10 | 690 | if (par->index == 0) { |
c52c3700 MC |
691 | output->paths = sm750_panel; |
692 | crtc->channel = sm750_primary; | |
693 | crtc->oScreen = 0; | |
e359b6a8 | 694 | crtc->vScreen = sm750_dev->pvMem; |
5ace4e10 | 695 | } else { |
c52c3700 MC |
696 | output->paths = sm750_crt; |
697 | crtc->channel = sm750_secondary; | |
4bd9503d | 698 | /* not consider of padding stuffs for oScreen,need fix */ |
9a3aebc0 | 699 | crtc->oScreen = sm750_dev->vidmem_size >> 1; |
e359b6a8 | 700 | crtc->vScreen = sm750_dev->pvMem + crtc->oScreen; |
c52c3700 MC |
701 | } |
702 | break; | |
703 | case sm750_dual_swap: | |
5ace4e10 | 704 | if (par->index == 0) { |
c52c3700 MC |
705 | output->paths = sm750_panel; |
706 | crtc->channel = sm750_secondary; | |
707 | crtc->oScreen = 0; | |
e359b6a8 | 708 | crtc->vScreen = sm750_dev->pvMem; |
5ace4e10 | 709 | } else { |
c52c3700 MC |
710 | output->paths = sm750_crt; |
711 | crtc->channel = sm750_primary; | |
4bd9503d | 712 | /* not consider of padding stuffs for oScreen,need fix */ |
9a3aebc0 | 713 | crtc->oScreen = sm750_dev->vidmem_size >> 1; |
e359b6a8 | 714 | crtc->vScreen = sm750_dev->pvMem + crtc->oScreen; |
c52c3700 MC |
715 | } |
716 | break; | |
717 | default: | |
718 | ret = -EINVAL; | |
719 | } | |
720 | ||
721 | return ret; | |
81dee67e SM |
722 | } |
723 | ||
a0c838f1 | 724 | static struct fb_ops lynxfb_ops = { |
81dee67e SM |
725 | .owner = THIS_MODULE, |
726 | .fb_check_var = lynxfb_ops_check_var, | |
727 | .fb_set_par = lynxfb_ops_set_par, | |
728 | .fb_setcolreg = lynxfb_ops_setcolreg, | |
729 | .fb_blank = lynxfb_ops_blank, | |
81dee67e SM |
730 | .fb_fillrect = cfb_fillrect, |
731 | .fb_imageblit = cfb_imageblit, | |
732 | .fb_copyarea = cfb_copyarea, | |
733 | /* cursor */ | |
734 | .fb_cursor = lynxfb_ops_cursor, | |
735 | }; | |
736 | ||
27fa159b | 737 | static int lynxfb_set_fbinfo(struct fb_info *info, int index) |
81dee67e | 738 | { |
c52c3700 | 739 | int i; |
27fa159b | 740 | struct lynxfb_par *par; |
e359b6a8 | 741 | struct sm750_dev *sm750_dev; |
27fa159b MC |
742 | struct lynxfb_crtc *crtc; |
743 | struct lynxfb_output *output; | |
744 | struct fb_var_screeninfo *var; | |
745 | struct fb_fix_screeninfo *fix; | |
746 | ||
747 | const struct fb_videomode *pdb[] = { | |
45e3b3da | 748 | lynx750_ext, NULL, vesa_modes, |
c52c3700 | 749 | }; |
45e3b3da | 750 | int cdb[] = {ARRAY_SIZE(lynx750_ext), 0, VESA_MODEDB_SIZE}; |
d5d66cfe | 751 | static const char * const mdb_desc[] = { |
c52c3700 MC |
752 | "driver prepared modes", |
753 | "kernel prepared default modedb", | |
754 | "kernel HELPERS prepared vesa_modes", | |
755 | }; | |
756 | ||
27fa159b | 757 | static const char *fixId[2] = { |
45e3b3da | 758 | "sm750_fb1", "sm750_fb2", |
c52c3700 MC |
759 | }; |
760 | ||
45e3b3da | 761 | int ret, line_length; |
c52c3700 MC |
762 | |
763 | ret = 0; | |
764 | par = (struct lynxfb_par *)info->par; | |
e359b6a8 | 765 | sm750_dev = par->dev; |
c52c3700 MC |
766 | crtc = &par->crtc; |
767 | output = &par->output; | |
768 | var = &info->var; | |
769 | fix = &info->fix; | |
770 | ||
771 | /* set index */ | |
772 | par->index = index; | |
773 | output->channel = &crtc->channel; | |
81dee67e | 774 | sm750fb_set_drv(par); |
c52c3700 MC |
775 | lynxfb_ops.fb_pan_display = lynxfb_ops_pan_display; |
776 | ||
d11ac7cb SM |
777 | /* |
778 | * set current cursor variable and proc pointer, | |
779 | * must be set after crtc member initialized | |
780 | */ | |
c52c3700 | 781 | crtc->cursor.offset = crtc->oScreen + crtc->vidmem_size - 1024; |
e359b6a8 MR |
782 | crtc->cursor.mmio = sm750_dev->pvReg + |
783 | 0x800f0 + (int)crtc->channel * 0x140; | |
c52c3700 | 784 | |
45e3b3da | 785 | pr_info("crtc->cursor.mmio = %p\n", crtc->cursor.mmio); |
c52c3700 | 786 | crtc->cursor.maxH = crtc->cursor.maxW = 64; |
13ef3458 | 787 | crtc->cursor.size = crtc->cursor.maxH * crtc->cursor.maxW * 2 / 8; |
e359b6a8 | 788 | crtc->cursor.vstart = sm750_dev->pvMem + crtc->cursor.offset; |
c52c3700 | 789 | |
52e93327 | 790 | memset_io(crtc->cursor.vstart, 0, crtc->cursor.size); |
5ace4e10 | 791 | if (!g_hwcursor) { |
c52c3700 | 792 | lynxfb_ops.fb_cursor = NULL; |
52d0744d | 793 | sm750_hw_cursor_disable(&crtc->cursor); |
c52c3700 MC |
794 | } |
795 | ||
c52c3700 | 796 | /* set info->fbops, must be set before fb_find_mode */ |
e359b6a8 | 797 | if (!sm750_dev->accel_off) { |
c52c3700 MC |
798 | /* use 2d acceleration */ |
799 | lynxfb_ops.fb_fillrect = lynxfb_ops_fillrect; | |
800 | lynxfb_ops.fb_copyarea = lynxfb_ops_copyarea; | |
801 | lynxfb_ops.fb_imageblit = lynxfb_ops_imageblit; | |
802 | } | |
803 | info->fbops = &lynxfb_ops; | |
804 | ||
5ace4e10 | 805 | if (!g_fbmode[index]) { |
c52c3700 | 806 | g_fbmode[index] = g_def_fbmode; |
5ace4e10 | 807 | if (index) |
c52c3700 MC |
808 | g_fbmode[index] = g_fbmode[0]; |
809 | } | |
81dee67e | 810 | |
a0c838f1 | 811 | for (i = 0; i < 3; i++) { |
45e3b3da MC |
812 | ret = fb_find_mode(var, info, g_fbmode[index], |
813 | pdb[i], cdb[i], NULL, 8); | |
81dee67e | 814 | |
5ace4e10 | 815 | if (ret == 1) { |
81dee67e | 816 | pr_info("success! use specified mode:%s in %s\n", |
c52c3700 MC |
817 | g_fbmode[index], |
818 | mdb_desc[i]); | |
81dee67e | 819 | break; |
5ace4e10 | 820 | } else if (ret == 2) { |
81dee67e | 821 | pr_warn("use specified mode:%s in %s,with an ignored refresh rate\n", |
c52c3700 MC |
822 | g_fbmode[index], |
823 | mdb_desc[i]); | |
81dee67e | 824 | break; |
5ace4e10 | 825 | } else if (ret == 3) { |
81dee67e | 826 | pr_warn("wanna use default mode\n"); |
4bd9503d | 827 | /*break;*/ |
5ace4e10 | 828 | } else if (ret == 4) { |
81dee67e | 829 | pr_warn("fall back to any valid mode\n"); |
5ace4e10 | 830 | } else { |
3318bb5e MC |
831 | pr_warn("ret = %d,fb_find_mode failed,with %s\n", |
832 | ret, | |
833 | mdb_desc[i]); | |
81dee67e SM |
834 | } |
835 | } | |
836 | ||
c52c3700 MC |
837 | /* some member of info->var had been set by fb_find_mode */ |
838 | ||
271dbae3 PJ |
839 | pr_info("Member of info->var is :\n" |
840 | "xres=%d\n" | |
841 | "yres=%d\n" | |
842 | "xres_virtual=%d\n" | |
843 | "yres_virtual=%d\n" | |
844 | "xoffset=%d\n" | |
845 | "yoffset=%d\n" | |
846 | "bits_per_pixel=%d\n" | |
847 | " ...\n", | |
3318bb5e MC |
848 | var->xres, |
849 | var->yres, | |
850 | var->xres_virtual, | |
851 | var->yres_virtual, | |
852 | var->xoffset, | |
853 | var->yoffset, | |
854 | var->bits_per_pixel); | |
c52c3700 MC |
855 | |
856 | /* set par */ | |
857 | par->info = info; | |
858 | ||
859 | /* set info */ | |
e3a3f9f5 MR |
860 | line_length = ALIGN((var->xres_virtual * var->bits_per_pixel / 8), |
861 | crtc->line_pad); | |
c52c3700 MC |
862 | |
863 | info->pseudo_palette = &par->pseudo_palette[0]; | |
864 | info->screen_base = crtc->vScreen; | |
45e3b3da | 865 | pr_debug("screen_base vaddr = %p\n", info->screen_base); |
81dee67e | 866 | info->screen_size = line_length * var->yres_virtual; |
13ef3458 | 867 | info->flags = FBINFO_FLAG_DEFAULT | 0; |
81dee67e | 868 | |
c52c3700 MC |
869 | /* set info->fix */ |
870 | fix->type = FB_TYPE_PACKED_PIXELS; | |
871 | fix->type_aux = 0; | |
872 | fix->xpanstep = crtc->xpanstep; | |
873 | fix->ypanstep = crtc->ypanstep; | |
874 | fix->ywrapstep = crtc->ywrapstep; | |
875 | fix->accel = FB_ACCEL_SMI; | |
81dee67e | 876 | |
45e3b3da | 877 | strlcpy(fix->id, fixId[index], sizeof(fix->id)); |
81dee67e | 878 | |
e359b6a8 | 879 | fix->smem_start = crtc->oScreen + sm750_dev->vidmem_start; |
45e3b3da | 880 | pr_info("fix->smem_start = %lx\n", fix->smem_start); |
d11ac7cb SM |
881 | /* |
882 | * according to mmap experiment from user space application, | |
c52c3700 MC |
883 | * fix->mmio_len should not larger than virtual size |
884 | * (xres_virtual x yres_virtual x ByPP) | |
885 | * Below line maybe buggy when user mmap fb dev node and write | |
886 | * data into the bound over virtual size | |
d11ac7cb | 887 | */ |
c52c3700 | 888 | fix->smem_len = crtc->vidmem_size; |
45e3b3da | 889 | pr_info("fix->smem_len = %x\n", fix->smem_len); |
c52c3700 MC |
890 | info->screen_size = fix->smem_len; |
891 | fix->line_length = line_length; | |
e359b6a8 | 892 | fix->mmio_start = sm750_dev->vidreg_start; |
45e3b3da | 893 | pr_info("fix->mmio_start = %lx\n", fix->mmio_start); |
e359b6a8 | 894 | fix->mmio_len = sm750_dev->vidreg_size; |
45e3b3da | 895 | pr_info("fix->mmio_len = %x\n", fix->mmio_len); |
5ace4e10 | 896 | switch (var->bits_per_pixel) { |
c52c3700 MC |
897 | case 8: |
898 | fix->visual = FB_VISUAL_PSEUDOCOLOR; | |
899 | break; | |
900 | case 16: | |
901 | case 32: | |
902 | fix->visual = FB_VISUAL_TRUECOLOR; | |
903 | break; | |
904 | } | |
905 | ||
906 | /* set var */ | |
907 | var->activate = FB_ACTIVATE_NOW; | |
908 | var->accel_flags = 0; | |
909 | var->vmode = FB_VMODE_NONINTERLACED; | |
910 | ||
a1fe154f | 911 | pr_debug("#1 show info->cmap :\nstart=%d,len=%d,red=%p,green=%p,blue=%p,transp=%p\n", |
45e3b3da MC |
912 | info->cmap.start, info->cmap.len, |
913 | info->cmap.red, info->cmap.green, info->cmap.blue, | |
c52c3700 MC |
914 | info->cmap.transp); |
915 | ||
61c507cf MC |
916 | ret = fb_alloc_cmap(&info->cmap, 256, 0); |
917 | if (ret < 0) { | |
00827207 | 918 | pr_err("Could not allocate memory for cmap.\n"); |
c52c3700 MC |
919 | goto exit; |
920 | } | |
921 | ||
a0c838f1 | 922 | pr_debug("#2 show info->cmap :\nstart=%d,len=%d,red=%p,green=%p,blue=%p,transp=%p\n", |
45e3b3da MC |
923 | info->cmap.start, info->cmap.len, |
924 | info->cmap.red, info->cmap.green, info->cmap.blue, | |
c52c3700 | 925 | info->cmap.transp); |
81dee67e SM |
926 | |
927 | exit: | |
45e3b3da | 928 | lynxfb_ops_check_var(var, info); |
c52c3700 | 929 | return ret; |
81dee67e SM |
930 | } |
931 | ||
c52c3700 | 932 | /* chip specific g_option configuration routine */ |
700591a9 | 933 | static void sm750fb_setup(struct sm750_dev *sm750_dev, char *src) |
81dee67e | 934 | { |
27fa159b | 935 | char *opt; |
81dee67e | 936 | int swap; |
c52c3700 | 937 | |
c52c3700 MC |
938 | swap = 0; |
939 | ||
1757d106 MR |
940 | sm750_dev->initParm.chip_clk = 0; |
941 | sm750_dev->initParm.mem_clk = 0; | |
942 | sm750_dev->initParm.master_clk = 0; | |
943 | sm750_dev->initParm.powerMode = 0; | |
944 | sm750_dev->initParm.setAllEngOff = 0; | |
945 | sm750_dev->initParm.resetMemory = 1; | |
c52c3700 | 946 | |
4bd9503d | 947 | /* defaultly turn g_hwcursor on for both view */ |
c52c3700 MC |
948 | g_hwcursor = 3; |
949 | ||
5ace4e10 | 950 | if (!src || !*src) { |
c56de096 | 951 | dev_warn(&sm750_dev->pdev->dev, "no specific g_option.\n"); |
c52c3700 MC |
952 | goto NO_PARAM; |
953 | } | |
954 | ||
5ace4e10 | 955 | while ((opt = strsep(&src, ":")) != NULL && *opt != 0) { |
c56de096 EL |
956 | dev_info(&sm750_dev->pdev->dev, "opt=%s\n", opt); |
957 | dev_info(&sm750_dev->pdev->dev, "src=%s\n", src); | |
c52c3700 | 958 | |
144634a6 | 959 | if (!strncmp(opt, "swap", strlen("swap"))) { |
c52c3700 | 960 | swap = 1; |
144634a6 | 961 | } else if (!strncmp(opt, "nocrt", strlen("nocrt"))) { |
1757d106 | 962 | sm750_dev->nocrt = 1; |
144634a6 | 963 | } else if (!strncmp(opt, "36bit", strlen("36bit"))) { |
1757d106 | 964 | sm750_dev->pnltype = sm750_doubleTFT; |
144634a6 | 965 | } else if (!strncmp(opt, "18bit", strlen("18bit"))) { |
1757d106 | 966 | sm750_dev->pnltype = sm750_dualTFT; |
144634a6 | 967 | } else if (!strncmp(opt, "24bit", strlen("24bit"))) { |
1757d106 | 968 | sm750_dev->pnltype = sm750_24TFT; |
144634a6 | 969 | } else if (!strncmp(opt, "nohwc0", strlen("nohwc0"))) { |
c52c3700 | 970 | g_hwcursor &= ~0x1; |
144634a6 | 971 | } else if (!strncmp(opt, "nohwc1", strlen("nohwc1"))) { |
c52c3700 | 972 | g_hwcursor &= ~0x2; |
144634a6 | 973 | } else if (!strncmp(opt, "nohwc", strlen("nohwc"))) { |
c52c3700 | 974 | g_hwcursor = 0; |
144634a6 | 975 | } else { |
5ace4e10 | 976 | if (!g_fbmode[0]) { |
c52c3700 | 977 | g_fbmode[0] = opt; |
cee9ba1c AR |
978 | dev_info(&sm750_dev->pdev->dev, |
979 | "find fbmode0 : %s\n", g_fbmode[0]); | |
5ace4e10 | 980 | } else if (!g_fbmode[1]) { |
c52c3700 | 981 | g_fbmode[1] = opt; |
cee9ba1c AR |
982 | dev_info(&sm750_dev->pdev->dev, |
983 | "find fbmode1 : %s\n", g_fbmode[1]); | |
5ace4e10 | 984 | } else { |
c56de096 | 985 | dev_warn(&sm750_dev->pdev->dev, "How many view you wann set?\n"); |
c52c3700 MC |
986 | } |
987 | } | |
988 | } | |
81dee67e SM |
989 | |
990 | NO_PARAM: | |
e359b6a8 | 991 | if (sm750_dev->revid != SM750LE_REVISION_ID) { |
a3f92cc9 | 992 | if (sm750_dev->fb_count > 1) { |
5ace4e10 | 993 | if (swap) |
1757d106 | 994 | sm750_dev->dataflow = sm750_dual_swap; |
c52c3700 | 995 | else |
1757d106 | 996 | sm750_dev->dataflow = sm750_dual_normal; |
5ace4e10 MC |
997 | } else { |
998 | if (swap) | |
1757d106 | 999 | sm750_dev->dataflow = sm750_simul_sec; |
c52c3700 | 1000 | else |
1757d106 | 1001 | sm750_dev->dataflow = sm750_simul_pri; |
c52c3700 | 1002 | } |
5ace4e10 | 1003 | } else { |
c52c3700 | 1004 | /* SM750LE only have one crt channel */ |
1757d106 | 1005 | sm750_dev->dataflow = sm750_simul_sec; |
4bd9503d | 1006 | /* sm750le do not have complex attributes */ |
1757d106 | 1007 | sm750_dev->nocrt = 0; |
c52c3700 | 1008 | } |
81dee67e SM |
1009 | } |
1010 | ||
8ba5843c | 1011 | static void sm750fb_framebuffer_release(struct sm750_dev *sm750_dev) |
9324f919 MR |
1012 | { |
1013 | struct fb_info *fb_info; | |
1014 | ||
1015 | while (sm750_dev->fb_count) { | |
1016 | fb_info = sm750_dev->fbinfo[sm750_dev->fb_count - 1]; | |
1017 | unregister_framebuffer(fb_info); | |
1018 | framebuffer_release(fb_info); | |
1019 | sm750_dev->fb_count--; | |
1020 | } | |
1021 | } | |
1022 | ||
8ba5843c | 1023 | static int sm750fb_framebuffer_alloc(struct sm750_dev *sm750_dev, int fbidx) |
a50bc32d MR |
1024 | { |
1025 | struct fb_info *fb_info; | |
1026 | struct lynxfb_par *par; | |
1027 | int err; | |
1028 | ||
1029 | fb_info = framebuffer_alloc(sizeof(struct lynxfb_par), | |
1030 | &sm750_dev->pdev->dev); | |
1031 | if (!fb_info) | |
1032 | return -ENOMEM; | |
1033 | ||
1034 | sm750_dev->fbinfo[fbidx] = fb_info; | |
1035 | par = fb_info->par; | |
1036 | par->dev = sm750_dev; | |
1037 | ||
1038 | err = lynxfb_set_fbinfo(fb_info, fbidx); | |
1039 | if (err) | |
1040 | goto release_fb; | |
1041 | ||
1042 | err = register_framebuffer(fb_info); | |
1043 | if (err < 0) | |
1044 | goto release_fb; | |
1045 | ||
1046 | sm750_dev->fb_count++; | |
1047 | ||
1048 | return 0; | |
1049 | ||
1050 | release_fb: | |
1051 | framebuffer_release(fb_info); | |
1052 | return err; | |
1053 | } | |
1054 | ||
740c433e TW |
1055 | static int lynxfb_kick_out_firmware_fb(struct pci_dev *pdev) |
1056 | { | |
1057 | struct apertures_struct *ap; | |
1058 | bool primary = false; | |
1059 | ||
1060 | ap = alloc_apertures(1); | |
1061 | if (!ap) | |
1062 | return -ENOMEM; | |
1063 | ||
1064 | ap->ranges[0].base = pci_resource_start(pdev, 0); | |
1065 | ap->ranges[0].size = pci_resource_len(pdev, 0); | |
1066 | #ifdef CONFIG_X86 | |
1067 | primary = pdev->resource[PCI_ROM_RESOURCE].flags & | |
1068 | IORESOURCE_ROM_SHADOW; | |
1069 | #endif | |
1070 | remove_conflicting_framebuffers(ap, "sm750_fb1", primary); | |
1071 | kfree(ap); | |
1072 | return 0; | |
1073 | } | |
1074 | ||
27fa159b | 1075 | static int lynxfb_pci_probe(struct pci_dev *pdev, |
eb0f4271 | 1076 | const struct pci_device_id *ent) |
81dee67e | 1077 | { |
5ef2f688 | 1078 | struct sm750_dev *sm750_dev = NULL; |
a50bc32d | 1079 | int max_fb; |
81dee67e | 1080 | int fbidx; |
baf24530 | 1081 | int err; |
c52c3700 | 1082 | |
740c433e TW |
1083 | err = lynxfb_kick_out_firmware_fb(pdev); |
1084 | if (err) | |
1085 | return err; | |
1086 | ||
81dee67e | 1087 | /* enable device */ |
13b79a0d | 1088 | err = pcim_enable_device(pdev); |
baf24530 MR |
1089 | if (err) |
1090 | return err; | |
81dee67e | 1091 | |
baf24530 | 1092 | err = -ENOMEM; |
677c5072 | 1093 | sm750_dev = devm_kzalloc(&pdev->dev, sizeof(*sm750_dev), GFP_KERNEL); |
baf24530 | 1094 | if (!sm750_dev) |
13b79a0d | 1095 | return err; |
81dee67e | 1096 | |
e359b6a8 MR |
1097 | sm750_dev->fbinfo[0] = sm750_dev->fbinfo[1] = NULL; |
1098 | sm750_dev->devid = pdev->device; | |
1099 | sm750_dev->revid = pdev->revision; | |
e359b6a8 MR |
1100 | sm750_dev->pdev = pdev; |
1101 | sm750_dev->mtrr_off = g_nomtrr; | |
1102 | sm750_dev->mtrr.vram = 0; | |
1103 | sm750_dev->accel_off = g_noaccel; | |
e359b6a8 MR |
1104 | spin_lock_init(&sm750_dev->slock); |
1105 | ||
1106 | if (!sm750_dev->accel_off) { | |
d11ac7cb SM |
1107 | /* |
1108 | * hook deInit and 2d routines, notes that below hw_xxx | |
81dee67e | 1109 | * routine can work on most of lynx chips |
3318bb5e | 1110 | * if some chip need specific function, |
d11ac7cb SM |
1111 | * please hook it in smXXX_set_drv routine |
1112 | */ | |
52d0744d AB |
1113 | sm750_dev->accel.de_init = sm750_hw_de_init; |
1114 | sm750_dev->accel.de_fillrect = sm750_hw_fillrect; | |
1115 | sm750_dev->accel.de_copyarea = sm750_hw_copyarea; | |
1116 | sm750_dev->accel.de_imageblit = sm750_hw_imageblit; | |
81dee67e SM |
1117 | } |
1118 | ||
1119 | /* call chip specific setup routine */ | |
700591a9 | 1120 | sm750fb_setup(sm750_dev, g_settings); |
81dee67e SM |
1121 | |
1122 | /* call chip specific mmap routine */ | |
baf24530 MR |
1123 | err = hw_sm750_map(sm750_dev, pdev); |
1124 | if (err) | |
677c5072 | 1125 | return err; |
81dee67e | 1126 | |
e359b6a8 MR |
1127 | if (!sm750_dev->mtrr_off) |
1128 | sm750_dev->mtrr.vram = arch_phys_wc_add(sm750_dev->vidmem_start, | |
1129 | sm750_dev->vidmem_size); | |
81dee67e | 1130 | |
e359b6a8 | 1131 | memset_io(sm750_dev->pvMem, 0, sm750_dev->vidmem_size); |
81dee67e | 1132 | |
083c2048 | 1133 | pci_set_drvdata(pdev, sm750_dev); |
81dee67e SM |
1134 | |
1135 | /* call chipInit routine */ | |
700591a9 | 1136 | hw_sm750_inithw(sm750_dev, pdev); |
81dee67e | 1137 | |
a50bc32d MR |
1138 | /* allocate frame buffer info structures according to g_dualview */ |
1139 | max_fb = g_dualview ? 2 : 1; | |
1140 | for (fbidx = 0; fbidx < max_fb; fbidx++) { | |
8ba5843c | 1141 | err = sm750fb_framebuffer_alloc(sm750_dev, fbidx); |
a50bc32d MR |
1142 | if (err) |
1143 | goto release_fb; | |
c52c3700 | 1144 | } |
81dee67e | 1145 | |
81dee67e SM |
1146 | return 0; |
1147 | ||
a50bc32d | 1148 | release_fb: |
8ba5843c | 1149 | sm750fb_framebuffer_release(sm750_dev); |
baf24530 | 1150 | return err; |
81dee67e SM |
1151 | } |
1152 | ||
bb6ce8b2 | 1153 | static void lynxfb_pci_remove(struct pci_dev *pdev) |
81dee67e | 1154 | { |
4fd92f51 | 1155 | struct sm750_dev *sm750_dev; |
81dee67e | 1156 | |
083c2048 | 1157 | sm750_dev = pci_get_drvdata(pdev); |
81dee67e | 1158 | |
8ba5843c | 1159 | sm750fb_framebuffer_release(sm750_dev); |
e359b6a8 | 1160 | arch_phys_wc_del(sm750_dev->mtrr.vram); |
81dee67e | 1161 | |
e359b6a8 MR |
1162 | iounmap(sm750_dev->pvReg); |
1163 | iounmap(sm750_dev->pvMem); | |
81dee67e | 1164 | kfree(g_settings); |
81dee67e SM |
1165 | } |
1166 | ||
27fa159b | 1167 | static int __init lynxfb_setup(char *options) |
81dee67e SM |
1168 | { |
1169 | int len; | |
27fa159b | 1170 | char *opt, *tmp; |
c52c3700 | 1171 | |
5ace4e10 | 1172 | if (!options || !*options) { |
81dee67e SM |
1173 | pr_warn("no options.\n"); |
1174 | return 0; | |
1175 | } | |
1176 | ||
45e3b3da | 1177 | pr_info("options:%s\n", options); |
81dee67e SM |
1178 | |
1179 | len = strlen(options) + 1; | |
a99e334d | 1180 | g_settings = kzalloc(len, GFP_KERNEL); |
5ace4e10 | 1181 | if (!g_settings) |
81dee67e SM |
1182 | return -ENOMEM; |
1183 | ||
81dee67e SM |
1184 | tmp = g_settings; |
1185 | ||
d11ac7cb SM |
1186 | /* |
1187 | * Notes: | |
1188 | * char * strsep(char **s,const char * ct); | |
1189 | * @s: the string to be searched | |
1190 | * @ct :the characters to search for | |
1191 | * | |
1192 | * strsep() updates @options to pointer after the first found token | |
1193 | * it also returns the pointer ahead the token. | |
1194 | */ | |
a0c838f1 | 1195 | while ((opt = strsep(&options, ":")) != NULL) { |
81dee67e | 1196 | /* options that mean for any lynx chips are configured here */ |
144634a6 | 1197 | if (!strncmp(opt, "noaccel", strlen("noaccel"))) { |
81dee67e | 1198 | g_noaccel = 1; |
144634a6 | 1199 | } else if (!strncmp(opt, "nomtrr", strlen("nomtrr"))) { |
81dee67e | 1200 | g_nomtrr = 1; |
144634a6 | 1201 | } else if (!strncmp(opt, "dual", strlen("dual"))) { |
81dee67e | 1202 | g_dualview = 1; |
144634a6 | 1203 | } else { |
45e3b3da | 1204 | strcat(tmp, opt); |
81dee67e | 1205 | tmp += strlen(opt); |
71b4de84 | 1206 | if (options) |
81dee67e SM |
1207 | *tmp++ = ':'; |
1208 | else | |
1209 | *tmp++ = 0; | |
1210 | } | |
1211 | } | |
1212 | ||
1213 | /* misc g_settings are transport to chip specific routines */ | |
45e3b3da | 1214 | pr_info("parameter left for chip specific analysis:%s\n", g_settings); |
81dee67e SM |
1215 | return 0; |
1216 | } | |
1217 | ||
6aab2d7e | 1218 | static const struct pci_device_id smi_pci_table[] = { |
81dee67e SM |
1219 | { PCI_DEVICE(0x126f, 0x0750), }, |
1220 | {0,} | |
1221 | }; | |
1222 | ||
45e3b3da | 1223 | MODULE_DEVICE_TABLE(pci, smi_pci_table); |
81dee67e SM |
1224 | |
1225 | static struct pci_driver lynxfb_driver = { | |
1226 | .name = "sm750fb", | |
1227 | .id_table = smi_pci_table, | |
1228 | .probe = lynxfb_pci_probe, | |
1229 | .remove = lynxfb_pci_remove, | |
1230 | #ifdef CONFIG_PM | |
1231 | .suspend = lynxfb_suspend, | |
1232 | .resume = lynxfb_resume, | |
1233 | #endif | |
1234 | }; | |
1235 | ||
81dee67e SM |
1236 | static int __init lynxfb_init(void) |
1237 | { | |
a0c838f1 | 1238 | char *option; |
81dee67e SM |
1239 | |
1240 | #ifdef MODULE | |
1241 | option = g_option; | |
1242 | #else | |
5ace4e10 | 1243 | if (fb_get_options("sm750fb", &option)) |
81dee67e SM |
1244 | return -ENODEV; |
1245 | #endif | |
1246 | ||
1247 | lynxfb_setup(option); | |
be704e58 | 1248 | return pci_register_driver(&lynxfb_driver); |
81dee67e SM |
1249 | } |
1250 | module_init(lynxfb_init); | |
1251 | ||
1252 | static void __exit lynxfb_exit(void) | |
1253 | { | |
1254 | pci_unregister_driver(&lynxfb_driver); | |
1255 | } | |
1256 | module_exit(lynxfb_exit); | |
1257 | ||
e6b240bd | 1258 | module_param(g_option, charp, 0444); |
81dee67e SM |
1259 | |
1260 | MODULE_PARM_DESC(g_option, | |
c52c3700 MC |
1261 | "\n\t\tCommon options:\n" |
1262 | "\t\tnoaccel:disable 2d capabilities\n" | |
1263 | "\t\tnomtrr:disable MTRR attribute for video memory\n" | |
1264 | "\t\tdualview:dual frame buffer feature enabled\n" | |
1265 | "\t\tnohwc:disable hardware cursor\n" | |
1266 | "\t\tUsual example:\n" | |
1267 | "\t\tinsmod ./sm750fb.ko g_option=\"noaccel,nohwc,1280x1024-8@60\"\n" | |
1268 | ); | |
81dee67e SM |
1269 | |
1270 | MODULE_AUTHOR("monk liu <monk.liu@siliconmotion.com>"); | |
1271 | MODULE_AUTHOR("Sudip Mukherjee <sudip@vectorindia.org>"); | |
1272 | MODULE_DESCRIPTION("Frame buffer driver for SM750 chipset"); | |
4e0447cd | 1273 | MODULE_LICENSE("Dual BSD/GPL"); |