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Message-ID: <202501272018.GPmzUBlW-lkp@intel.com>
Date: Mon, 27 Jan 2025 21:09:37 +0800
From: kernel test robot <lkp@...el.com>
To: Jason Yan <yanaijie@...wei.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-kernel@...r.kernel.org, Sam Ravnborg <sam@...nborg.org>
Subject: drivers/video/fbdev/matrox/g450_pll.c:410:18: warning: variable
'mnp' set but not used
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 9c5968db9e625019a0ee5226c7eebef5519d366a
commit: 7b987887f97b9fdbc5fa4774ff973158266d834c video: fbdev: matroxfb: remove dead code and set but not used variable
date: 4 years, 10 months ago
config: x86_64-randconfig-071-20241231 (https://download.01.org/0day-ci/archive/20250127/202501272018.GPmzUBlW-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250127/202501272018.GPmzUBlW-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501272018.GPmzUBlW-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/video/fbdev/matrox/g450_pll.c:17:
In file included from drivers/video/fbdev/matrox/g450_pll.h:5:
In file included from drivers/video/fbdev/matrox/matroxfb_base.h:33:
In file included from include/linux/mm.h:1289:
include/linux/vmstat.h:398:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
398 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
399 | item];
| ~~~~
include/linux/vmstat.h:405:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
405 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
406 | NR_VM_NUMA_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:412:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
412 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:417:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
417 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
418 | NR_VM_NUMA_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:426:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
426 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
427 | NR_VM_NUMA_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~
>> drivers/video/fbdev/matrox/g450_pll.c:410:18: warning: variable 'mnp' set but not used [-Wunused-but-set-variable]
410 | unsigned int mnp;
| ^
6 warnings generated.
vim +/mnp +410 drivers/video/fbdev/matrox/g450_pll.c
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 330
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 331 static int __g450_setclk(struct matrox_fb_info *minfo, unsigned int fout,
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 332 unsigned int pll, unsigned int *mnparray,
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 333 unsigned int *deltaarray)
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 334 {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 335 unsigned int mnpcount;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 336 const struct matrox_pll_limits* pi;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 337 struct matrox_pll_cache* ci;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 338
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 339 switch (pll) {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 340 case M_PIXEL_PLL_A:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 341 case M_PIXEL_PLL_B:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 342 case M_PIXEL_PLL_C:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 343 {
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 344 u_int8_t tmp, xpwrctrl;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 345 unsigned long flags;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 346
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 347 matroxfb_DAC_lock_irqsave(flags);
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 348
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 349 xpwrctrl = matroxfb_DAC_in(minfo, M1064_XPWRCTRL);
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 350 matroxfb_DAC_out(minfo, M1064_XPWRCTRL, xpwrctrl & ~M1064_XPWRCTRL_PANELPDN);
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 351 mga_outb(M_SEQ_INDEX, M_SEQ1);
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 352 mga_outb(M_SEQ_DATA, mga_inb(M_SEQ_DATA) | M_SEQ1_SCROFF);
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 353 tmp = matroxfb_DAC_in(minfo, M1064_XPIXCLKCTRL);
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 354 tmp |= M1064_XPIXCLKCTRL_DIS;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 355 if (!(tmp & M1064_XPIXCLKCTRL_PLL_UP)) {
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 356 tmp |= M1064_XPIXCLKCTRL_PLL_UP;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 357 }
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 358 matroxfb_DAC_out(minfo, M1064_XPIXCLKCTRL, tmp);
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 359 /* DVI PLL preferred for frequencies up to
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 360 panel link max, standard PLL otherwise */
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 361 if (fout >= minfo->max_pixel_clock_panellink)
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 362 tmp = 0;
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 363 else tmp =
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 364 M1064_XDVICLKCTRL_DVIDATAPATHSEL |
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 365 M1064_XDVICLKCTRL_C1DVICLKSEL |
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 366 M1064_XDVICLKCTRL_C1DVICLKEN |
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 367 M1064_XDVICLKCTRL_DVILOOPCTL |
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 368 M1064_XDVICLKCTRL_P1LOOPBWDTCTL;
8c651311a3a08c drivers/video/matrox/g450_pll.c Alan Cox 2009-12-15 369 /* Setting this breaks PC systems so don't do it */
8c651311a3a08c drivers/video/matrox/g450_pll.c Alan Cox 2009-12-15 370 /* matroxfb_DAC_out(minfo, M1064_XDVICLKCTRL, tmp); */
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 371 matroxfb_DAC_out(minfo, M1064_XPWRCTRL,
e798bd95b61918 drivers/video/matrox/g450_pll.c Paul A. Clarke 2007-08-10 372 xpwrctrl);
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 373
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 374 matroxfb_DAC_unlock_irqrestore(flags);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 375 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 376 {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 377 u_int8_t misc;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 378
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 379 misc = mga_inb(M_MISC_REG_READ) & ~0x0C;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 380 switch (pll) {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 381 case M_PIXEL_PLL_A:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 382 break;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 383 case M_PIXEL_PLL_B:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 384 misc |= 0x04;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 385 break;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 386 default:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 387 misc |= 0x0C;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 388 break;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 389 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 390 mga_outb(M_MISC_REG, misc);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 391 }
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 392 pi = &minfo->limits.pixel;
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 393 ci = &minfo->cache.pixel;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 394 break;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 395 case M_SYSTEM_PLL:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 396 {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 397 u_int32_t opt;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 398
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 399 pci_read_config_dword(minfo->pcidev, PCI_OPTION_REG, &opt);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 400 if (!(opt & 0x20)) {
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 401 pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, opt | 0x20);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 402 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 403 }
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 404 pi = &minfo->limits.system;
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 405 ci = &minfo->cache.system;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 406 break;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 407 case M_VIDEO_PLL:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 408 {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 409 u_int8_t tmp;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 @410 unsigned int mnp;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 411 unsigned long flags;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 412
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 413 matroxfb_DAC_lock_irqsave(flags);
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 414 tmp = matroxfb_DAC_in(minfo, M1064_XPWRCTRL);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 415 if (!(tmp & 2)) {
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 416 matroxfb_DAC_out(minfo, M1064_XPWRCTRL, tmp | 2);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 417 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 418
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 419 mnp = matroxfb_DAC_in(minfo, M1064_XPIXPLLCM) << 16;
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 420 mnp |= matroxfb_DAC_in(minfo, M1064_XPIXPLLCN) << 8;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 421 matroxfb_DAC_unlock_irqrestore(flags);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 422 }
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 423 pi = &minfo->limits.video;
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 424 ci = &minfo->cache.video;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 425 break;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 426 default:
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 427 return -EINVAL;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 428 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 429
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 430 mnpcount = 0;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 431 {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 432 unsigned int mnp;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 433 unsigned int xvco;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 434
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 435 for (mnp = g450_firstpll(minfo, pi, &xvco, fout); mnp != NO_MORE_MNP; mnp = g450_nextpll(minfo, pi, &xvco, mnp)) {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 436 unsigned int idx;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 437 unsigned int vco;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 438 unsigned int delta;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 439
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 440 vco = g450_mnp2vco(minfo, mnp);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 441 delta = pll_freq_delta(fout, g450_vco2f(mnp, vco));
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 442 for (idx = mnpcount; idx > 0; idx--) {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 443 /* == is important; due to nextpll algorithm we get
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 444 sorted equally good frequencies from lower VCO
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 445 frequency to higher - with <= lowest wins, while
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 446 with < highest one wins */
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 447 if (delta <= deltaarray[idx-1]) {
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 448 /* all else being equal except VCO,
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 449 * choose VCO not near (within 1/16th or so) VCOmin
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 450 * (freqs near VCOmin aren't as stable)
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 451 */
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 452 if (delta == deltaarray[idx-1]
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 453 && vco != g450_mnp2vco(minfo, mnparray[idx-1])
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 454 && vco < (pi->vcomin * 17 / 16)) {
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 455 break;
6d39bedc47fbf1 drivers/video/matrox/g450_pll.c Paul A. Clarke 2006-05-20 456 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 457 mnparray[idx] = mnparray[idx-1];
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 458 deltaarray[idx] = deltaarray[idx-1];
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 459 } else {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 460 break;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 461 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 462 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 463 mnparray[idx] = mnp;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 464 deltaarray[idx] = delta;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 465 mnpcount++;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 466 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 467 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 468 /* VideoPLL and PixelPLL matched: do nothing... In all other cases we should get at least one frequency */
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 469 if (!mnpcount) {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 470 return -EBUSY;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 471 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 472 {
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 473 unsigned long flags;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 474 unsigned int mnp;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 475
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 476 matroxfb_DAC_lock_irqsave(flags);
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 477 mnp = g450_checkcache(minfo, ci, mnparray[0]);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 478 if (mnp != NO_MORE_MNP) {
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 479 matroxfb_g450_setpll_cond(minfo, mnp, pll);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 480 } else {
316b4d644caceb drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 481 mnp = g450_findworkingpll(minfo, pll, mnparray, mnpcount);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 482 g450_addcache(ci, mnparray[0], mnp);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 483 }
fc2d10ddfc8989 drivers/video/matrox/g450_pll.c Jean Delvare 2009-09-22 484 updatehwstate_clk(&minfo->hw, mnp, pll);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 485 matroxfb_DAC_unlock_irqrestore(flags);
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 486 return mnp;
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 487 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 488 }
^1da177e4c3f41 drivers/video/matrox/g450_pll.c Linus Torvalds 2005-04-16 489
:::::: The code at line 410 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>
--
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