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X-CSE-ConnectionGUID: dwpSqrfpQKSRDY89fl3coA== X-CSE-MsgGUID: xngAuaoBSTOVxD2tIaPMgA== X-IronPort-AV: E=McAfee;i="6800,10657,11787"; a="90545784" X-IronPort-AV: E=Sophos;i="6.23,237,1770624000"; d="scan'208";a="90545784" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 May 2026 16:48:58 -0700 X-CSE-ConnectionGUID: sLChG9qcQpiyBu/nSLdIJg== X-CSE-MsgGUID: GLJszDl/Q56fwFseRVRihA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,237,1770624000"; d="scan'208";a="238949691" Received: from lkp-server01.sh.intel.com (HELO d94e5e629b2d) ([10.239.97.150]) by orviesa009.jf.intel.com with ESMTP; 15 May 2026 16:48:56 -0700 Received: from kbuild by d94e5e629b2d with local (Exim 4.98.2) (envelope-from ) id 1wO2Gz-000000000F3-24nA; Fri, 15 May 2026 23:48:53 +0000 Date: Sat, 16 May 2026 07:48:38 +0800 From: kernel test robot To: Rupesh Majhi , gregkh@linuxfoundation.org Cc: oe-kbuild-all@lists.linux.dev, sudipm.mukherjee@gmail.com, teddy.wang@siliconmotion.com, linux-fbdev@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Rupesh Majhi Subject: Re: [PATCH] staging: sm750: rename CamelCase variable in sm750.c Message-ID: <202605160741.A9M01x77-lkp@intel.com> References: <20260515103811.2808620-1-zoone.rupert@gmail.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260515103811.2808620-1-zoone.rupert@gmail.com> Hi Rupesh, kernel test robot noticed the following build errors: [auto build test ERROR on staging/staging-testing] url: https://github.com/intel-lab-lkp/linux/commits/Rupesh-Majhi/staging-sm750-rename-CamelCase-variable-in-sm750-c/20260515-213450 base: staging/staging-testing patch link: https://lore.kernel.org/r/20260515103811.2808620-1-zoone.rupert%40gmail.com patch subject: [PATCH] staging: sm750: rename CamelCase variable in sm750.c config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20260516/202605160741.A9M01x77-lkp@intel.com/config) compiler: mips-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260516/202605160741.A9M01x77-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202605160741.A9M01x77-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/staging/sm750fb/sm750.c: In function 'lynxfb_set_fbinfo': >> drivers/staging/sm750fb/sm750.c:758:40: error: 'struct sm750_dev' has no member named 'pv_reg'; did you mean 'pvReg'? 758 | crtc->cursor.mmio = sm750_dev->pv_reg + | ^~~~~~ | pvReg drivers/staging/sm750fb/sm750.c: In function 'sm750fb_setup': >> drivers/staging/sm750fb/sm750.c:863:30: error: 'struct init_status' has no member named 'set_all_eng_off'; did you mean 'setAllEngOff'? 863 | sm750_dev->init_parm.set_all_eng_off = 0; | ^~~~~~~~~~~~~~~ | setAllEngOff drivers/staging/sm750fb/sm750.c: In function 'lynxfb_pci_remove': drivers/staging/sm750fb/sm750.c:1062:28: error: 'struct sm750_dev' has no member named 'pv_reg'; did you mean 'pvReg'? 1062 | iounmap(sm750_dev->pv_reg); | ^~~~~~ | pvReg vim +758 drivers/staging/sm750fb/sm750.c 719 720 static int lynxfb_set_fbinfo(struct fb_info *info, int index) 721 { 722 int i; 723 struct lynxfb_par *par; 724 struct sm750_dev *sm750_dev; 725 struct lynxfb_crtc *crtc; 726 struct lynxfb_output *output; 727 struct fb_var_screeninfo *var; 728 struct fb_fix_screeninfo *fix; 729 730 const struct fb_videomode *pdb[] = { 731 lynx750_ext, NULL, vesa_modes, 732 }; 733 int cdb[] = {ARRAY_SIZE(lynx750_ext), 0, VESA_MODEDB_SIZE}; 734 static const char * const fix_id[2] = { 735 "sm750_fb1", "sm750_fb2", 736 }; 737 738 int ret, line_length; 739 740 ret = 0; 741 par = (struct lynxfb_par *)info->par; 742 sm750_dev = par->dev; 743 crtc = &par->crtc; 744 output = &par->output; 745 var = &info->var; 746 fix = &info->fix; 747 748 /* set index */ 749 par->index = index; 750 output->channel = &crtc->channel; 751 sm750fb_set_drv(par); 752 753 /* 754 * set current cursor variable and proc pointer, 755 * must be set after crtc member initialized 756 */ 757 crtc->cursor.offset = crtc->o_screen + crtc->vidmem_size - 1024; > 758 crtc->cursor.mmio = sm750_dev->pv_reg + 759 0x800f0 + (int)crtc->channel * 0x140; 760 761 crtc->cursor.max_h = 64; 762 crtc->cursor.max_w = 64; 763 crtc->cursor.size = crtc->cursor.max_h * crtc->cursor.max_w * 2 / 8; 764 crtc->cursor.vstart = sm750_dev->vmem + crtc->cursor.offset; 765 766 memset_io(crtc->cursor.vstart, 0, crtc->cursor.size); 767 if (!g_hwcursor) 768 sm750_hw_cursor_disable(&crtc->cursor); 769 770 /* set info->fbops, must be set before fb_find_mode */ 771 if (!sm750_dev->accel_off) { 772 /* use 2d acceleration */ 773 if (!g_hwcursor) 774 info->fbops = &lynxfb_ops_accel; 775 else 776 info->fbops = &lynxfb_ops_accel_with_cursor; 777 } else { 778 if (!g_hwcursor) 779 info->fbops = &lynxfb_ops; 780 else 781 info->fbops = &lynxfb_ops_with_cursor; 782 } 783 784 if (!g_fbmode[index]) { 785 g_fbmode[index] = g_def_fbmode; 786 if (index) 787 g_fbmode[index] = g_fbmode[0]; 788 } 789 790 for (i = 0; i < 3; i++) { 791 ret = fb_find_mode(var, info, g_fbmode[index], 792 pdb[i], cdb[i], NULL, 8); 793 794 if (ret == 1 || ret == 2) 795 break; 796 } 797 798 /* set par */ 799 par->info = info; 800 801 /* set info */ 802 line_length = ALIGN((var->xres_virtual * var->bits_per_pixel / 8), 803 crtc->line_pad); 804 805 info->pseudo_palette = &par->pseudo_palette[0]; 806 info->screen_base = crtc->v_screen; 807 info->screen_size = line_length * var->yres_virtual; 808 809 /* set info->fix */ 810 fix->type = FB_TYPE_PACKED_PIXELS; 811 fix->type_aux = 0; 812 fix->xpanstep = crtc->xpanstep; 813 fix->ypanstep = crtc->ypanstep; 814 fix->ywrapstep = crtc->ywrapstep; 815 fix->accel = FB_ACCEL_SMI; 816 817 strscpy(fix->id, fix_id[index], sizeof(fix->id)); 818 819 fix->smem_start = crtc->o_screen + sm750_dev->vidmem_start; 820 /* 821 * according to mmap experiment from user space application, 822 * fix->mmio_len should not larger than virtual size 823 * (xres_virtual x yres_virtual x ByPP) 824 * Below line maybe buggy when user mmap fb dev node and write 825 * data into the bound over virtual size 826 */ 827 fix->smem_len = crtc->vidmem_size; 828 info->screen_size = fix->smem_len; 829 fix->line_length = line_length; 830 fix->mmio_start = sm750_dev->vidreg_start; 831 fix->mmio_len = sm750_dev->vidreg_size; 832 833 lynxfb_set_visual_mode(info); 834 835 /* set var */ 836 var->activate = FB_ACTIVATE_NOW; 837 var->accel_flags = 0; 838 var->vmode = FB_VMODE_NONINTERLACED; 839 840 ret = fb_alloc_cmap(&info->cmap, 256, 0); 841 if (ret < 0) { 842 dev_err(info->device, "Could not allocate memory for cmap.\n"); 843 goto exit; 844 } 845 846 exit: 847 lynxfb_ops_check_var(var, info); 848 return ret; 849 } 850 851 /* chip specific g_option configuration routine */ 852 static void sm750fb_setup(struct sm750_dev *sm750_dev, char *src) 853 { 854 char *opt; 855 int swap; 856 857 swap = 0; 858 859 sm750_dev->init_parm.chip_clk = 0; 860 sm750_dev->init_parm.mem_clk = 0; 861 sm750_dev->init_parm.master_clk = 0; 862 sm750_dev->init_parm.power_mode = 0; > 863 sm750_dev->init_parm.set_all_eng_off = 0; 864 sm750_dev->init_parm.reset_memory = 1; 865 866 /* defaultly turn g_hwcursor on for both view */ 867 g_hwcursor = 3; 868 869 if (!src || !*src) { 870 dev_warn(&sm750_dev->pdev->dev, "no specific g_option.\n"); 871 goto NO_PARAM; 872 } 873 874 while ((opt = strsep(&src, ":")) != NULL && *opt != 0) { 875 dev_info(&sm750_dev->pdev->dev, "opt=%s\n", opt); 876 dev_info(&sm750_dev->pdev->dev, "src=%s\n", src); 877 878 if (!strncmp(opt, "swap", strlen("swap"))) { 879 swap = 1; 880 } else if (!strncmp(opt, "nocrt", strlen("nocrt"))) { 881 sm750_dev->nocrt = 1; 882 } else if (!strncmp(opt, "36bit", strlen("36bit"))) { 883 sm750_dev->pnltype = SM750_DOUBLE_TFT; 884 } else if (!strncmp(opt, "18bit", strlen("18bit"))) { 885 sm750_dev->pnltype = SM750_DUAL_TFT; 886 } else if (!strncmp(opt, "24bit", strlen("24bit"))) { 887 sm750_dev->pnltype = SM750_24TFT; 888 } else if (!strncmp(opt, "nohwc0", strlen("nohwc0"))) { 889 g_hwcursor &= ~0x1; 890 } else if (!strncmp(opt, "nohwc1", strlen("nohwc1"))) { 891 g_hwcursor &= ~0x2; 892 } else if (!strncmp(opt, "nohwc", strlen("nohwc"))) { 893 g_hwcursor = 0; 894 } else { 895 if (!g_fbmode[0]) { 896 g_fbmode[0] = opt; 897 dev_info(&sm750_dev->pdev->dev, 898 "find fbmode0 : %s\n", g_fbmode[0]); 899 } else if (!g_fbmode[1]) { 900 g_fbmode[1] = opt; 901 dev_info(&sm750_dev->pdev->dev, 902 "find fbmode1 : %s\n", g_fbmode[1]); 903 } else { 904 dev_warn(&sm750_dev->pdev->dev, "How many view you wann set?\n"); 905 } 906 } 907 } 908 909 NO_PARAM: 910 if (sm750_dev->revid != SM750LE_REVISION_ID) { 911 if (sm750_dev->fb_count > 1) { 912 if (swap) 913 sm750_dev->dataflow = sm750_dual_swap; 914 else 915 sm750_dev->dataflow = sm750_dual_normal; 916 } else { 917 if (swap) 918 sm750_dev->dataflow = sm750_simul_sec; 919 else 920 sm750_dev->dataflow = sm750_simul_pri; 921 } 922 } else { 923 /* SM750LE only have one crt channel */ 924 sm750_dev->dataflow = sm750_simul_sec; 925 /* sm750le do not have complex attributes */ 926 sm750_dev->nocrt = 0; 927 } 928 } 929 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki