Hi Uwe, kernel test robot noticed the following build warnings:
[auto build test WARNING on 0636e6205beed850d985276dc56fd73d785bea5c] url: https://github.com/intel-lab-lkp/linux/commits/Uwe-Kleine-K-nig/fbdev-au1100fb-Mark-several-local-functions-as-static/20260204-171704 base: 0636e6205beed850d985276dc56fd73d785bea5c patch link: https://lore.kernel.org/r/474eca0c9ecb8a2e610e82922ad22ad7e8ff0b8b.1770196161.git.u.kleine-koenig%40baylibre.com patch subject: [PATCH v1 2/3] fbdev: au1100fb: Make driver compilable on non-mips platforms config: sparc64-allmodconfig (https://download.01.org/0day-ci/archive/20260204/[email protected]/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260204/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All warnings (new ones prefixed by >>): >> drivers/video/fbdev/au1100fb.c:473:6: warning: format specifies type 'int' >> but the argument has type 'size_t' (aka 'unsigned long') [-Wformat] 472 | print_err("fail to allocate framebuffer (size: %dK))", | ~~ | %zu 473 | fbdev->fb_len / 1024); | ^~~~~~~~~~~~~~~~~~~~ drivers/video/fbdev/au1100fb.h:33:74: note: expanded from macro 'print_err' 33 | #define print_err(f, arg...) printk(KERN_ERR DRIVER_NAME ": " f "\n", ## arg) | ~ ^~~ include/linux/printk.h:512:60: note: expanded from macro 'printk' 512 | #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__) | ~~~ ^~~~~~~~~~~ include/linux/printk.h:484:19: note: expanded from macro 'printk_index_wrap' 484 | _p_func(_fmt, ##__VA_ARGS__); \ | ~~~~ ^~~~~~~~~~~ 1 warning generated. vim +473 drivers/video/fbdev/au1100fb.c ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 415 48c68c4f1b5424 drivers/video/au1100fb.c Greg Kroah-Hartman 2012-12-21 416 static int au1100fb_drv_probe(struct platform_device *dev) ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 417 { 46953e6aab262d drivers/video/fbdev/au1100fb.c Markus Elfring 2018-03-28 418 struct au1100fb_device *fbdev; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 419 struct resource *regs_res; 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 420 struct clk *c; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 421 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 422 /* Allocate new device private */ db66f0252e2f17 drivers/video/fbdev/au1100fb.c Markus Elfring 2018-03-28 423 fbdev = devm_kzalloc(&dev->dev, sizeof(*fbdev), GFP_KERNEL); 29914badc59b23 drivers/video/fbdev/au1100fb.c Markus Elfring 2018-03-28 424 if (!fbdev) 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 425 return -ENOMEM; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 426 d121c3f3cedb84 drivers/video/au1100fb.c Manuel Lauss 2011-09-30 427 if (au1100fb_setup(fbdev)) d121c3f3cedb84 drivers/video/au1100fb.c Manuel Lauss 2011-09-30 428 goto failed; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 429 7a192ec334cab9 drivers/video/au1100fb.c Ming Lei 2009-02-06 430 platform_set_drvdata(dev, (void *)fbdev); 67f30ad19c4b32 drivers/video/fbdev/au1100fb.c Christoph Hellwig 2019-04-28 431 fbdev->dev = &dev->dev; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 432 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 433 /* Allocate region for our registers and map them */ d121c3f3cedb84 drivers/video/au1100fb.c Manuel Lauss 2011-09-30 434 regs_res = platform_get_resource(dev, IORESOURCE_MEM, 0); d121c3f3cedb84 drivers/video/au1100fb.c Manuel Lauss 2011-09-30 435 if (!regs_res) { 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 436 print_err("fail to retrieve registers resource"); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 437 return -EFAULT; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 438 } ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 439 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 440 au1100fb_fix.mmio_start = regs_res->start; 28f65c11f2ffb3 drivers/video/au1100fb.c Joe Perches 2011-06-09 441 au1100fb_fix.mmio_len = resource_size(regs_res); ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 442 93019734555f8d drivers/video/au1100fb.c Manuel Lauss 2012-03-24 443 if (!devm_request_mem_region(&dev->dev, 93019734555f8d drivers/video/au1100fb.c Manuel Lauss 2012-03-24 444 au1100fb_fix.mmio_start, 1c16697bf9d5b2 drivers/video/au1100fb.c Julia Lawall 2012-01-21 445 au1100fb_fix.mmio_len, 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 446 DRIVER_NAME)) { c05b7f3d12b945 drivers/video/au1100fb.c Rodolfo Giometti 2006-05-30 447 print_err("fail to lock memory region at 0x%08lx", 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 448 au1100fb_fix.mmio_start); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 449 return -EBUSY; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 450 } ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 451 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 452 fbdev->regs = (struct au1100fb_regs*)KSEG1ADDR(au1100fb_fix.mmio_start); ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 453 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 454 print_dbg("Register memory map at %p", fbdev->regs); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 455 print_dbg("phys=0x%08x, size=%d", fbdev->regs_phys, fbdev->regs_len); ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 456 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 457 c = clk_get(NULL, "lcd_intclk"); 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 458 if (!IS_ERR(c)) { 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 459 fbdev->lcdclk = c; 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 460 clk_set_rate(c, 48000000); 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 461 clk_prepare_enable(c); 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 462 } 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 463 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 464 /* Allocate the framebuffer to the maximum screen size * nbr of video buffers */ 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 465 fbdev->fb_len = fbdev->panel->xres * fbdev->panel->yres * 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 466 (fbdev->panel->bpp >> 3) * AU1100FB_NBR_VIDEO_BUFFERS; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 467 93019734555f8d drivers/video/au1100fb.c Manuel Lauss 2012-03-24 468 fbdev->fb_mem = dmam_alloc_coherent(&dev->dev, 1c16697bf9d5b2 drivers/video/au1100fb.c Julia Lawall 2012-01-21 469 PAGE_ALIGN(fbdev->fb_len), 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 470 &fbdev->fb_phys, GFP_KERNEL); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 471 if (!fbdev->fb_mem) { 3879490f3a9765 drivers/video/fbdev/au1100fb.c Colin Ian King 2018-05-15 472 print_err("fail to allocate framebuffer (size: %dK))", 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 @473 fbdev->fb_len / 1024); ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 474 return -ENOMEM; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 475 } 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 476 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 477 au1100fb_fix.smem_start = fbdev->fb_phys; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 478 au1100fb_fix.smem_len = fbdev->fb_len; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 479 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 480 print_dbg("Framebuffer memory map at %p", fbdev->fb_mem); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 481 print_dbg("phys=0x%08x, size=%dK", fbdev->fb_phys, fbdev->fb_len / 1024); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 482 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 483 /* load the panel info into the var struct */ 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 484 au1100fb_var.bits_per_pixel = fbdev->panel->bpp; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 485 au1100fb_var.xres = fbdev->panel->xres; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 486 au1100fb_var.xres_virtual = au1100fb_var.xres; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 487 au1100fb_var.yres = fbdev->panel->yres; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 488 au1100fb_var.yres_virtual = au1100fb_var.yres; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 489 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 490 fbdev->info.screen_base = fbdev->fb_mem; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 491 fbdev->info.fbops = &au1100fb_ops; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 492 fbdev->info.fix = au1100fb_fix; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 493 1c16697bf9d5b2 drivers/video/au1100fb.c Julia Lawall 2012-01-21 494 fbdev->info.pseudo_palette = a86854d0c599b3 drivers/video/fbdev/au1100fb.c Kees Cook 2018-06-12 495 devm_kcalloc(&dev->dev, 16, sizeof(u32), GFP_KERNEL); 1c16697bf9d5b2 drivers/video/au1100fb.c Julia Lawall 2012-01-21 496 if (!fbdev->info.pseudo_palette) 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 497 return -ENOMEM; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 498 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 499 if (fb_alloc_cmap(&fbdev->info.cmap, AU1100_LCD_NBR_PALETTE_ENTRIES, 0) < 0) { 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 500 print_err("Fail to allocate colormap (%d entries)", 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 501 AU1100_LCD_NBR_PALETTE_ENTRIES); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 502 return -EFAULT; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 503 } ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 504 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 505 fbdev->info.var = au1100fb_var; ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 506 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 507 /* Set h/w registers */ 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 508 au1100fb_setmode(fbdev); ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 509 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 510 /* Register new framebuffer */ 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 511 if (register_framebuffer(&fbdev->info) < 0) { 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 512 print_err("cannot register new framebuffer"); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 513 goto failed; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 514 } ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 515 ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 516 return 0; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 517 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 518 failed: 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 519 if (fbdev->lcdclk) { 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 520 clk_disable_unprepare(fbdev->lcdclk); 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 521 clk_put(fbdev->lcdclk); 6b1889c14b4606 drivers/video/fbdev/au1100fb.c Manuel Lauss 2014-07-23 522 } 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 523 if (fbdev->info.cmap.len != 0) { 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 524 fb_dealloc_cmap(&fbdev->info.cmap); 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 525 } ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 526 1c16697bf9d5b2 drivers/video/au1100fb.c Julia Lawall 2012-01-21 527 return -ENODEV; 3b495f2bb749b8 drivers/video/au1100fb.c Pete Popov 2005-04-04 528 } ^1da177e4c3f41 drivers/video/au1100fb.c Linus Torvalds 2005-04-16 529 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
