Hi Mathieu, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v4.15 next-20180202] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Mathieu-Malaterre/Fix-loading-of-module-radeonfb-on-PowerMac/20180203-085907 config: x86_64-randconfig-x009-201804 (attached as .config) compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): In file included from drivers/video/fbdev/aty/radeon_base.c:91:0: >> drivers/video/fbdev/aty/../edid.h:21:0: warning: "EDID_LENGTH" redefined #define EDID_LENGTH 0x80 In file included from include/drm/drm_crtc.h:44:0, from include/drm/drm_fb_helper.h:35, from drivers/video/fbdev/aty/radeon_base.c:73: include/drm/drm_edid.h:32:0: note: this is the location of the previous definition #define EDID_LENGTH 128 Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:fls64 Cyclomatic Complexity 1 include/linux/log2.h:__ilog2_u64 Cyclomatic Complexity 1 include/asm-generic/getorder.h:__get_order Cyclomatic Complexity 1 include/linux/string.h:strnlen Cyclomatic Complexity 4 include/linux/string.h:strlen Cyclomatic Complexity 6 include/linux/string.h:strlcpy Cyclomatic Complexity 4 include/linux/string.h:memcpy Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_disable Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_enable Cyclomatic Complexity 1 include/linux/spinlock.h:spinlock_check Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock_irqrestore Cyclomatic Complexity 1 include/linux/jiffies.h:_msecs_to_jiffies Cyclomatic Complexity 3 include/linux/jiffies.h:msecs_to_jiffies Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readb Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readw Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readl Cyclomatic Complexity 1 arch/x86/include/asm/io.h:writeb Cyclomatic Complexity 1 arch/x86/include/asm/io.h:writel Cyclomatic Complexity 1 arch/x86/include/asm/io.h:ioremap Cyclomatic Complexity 1 include/linux/kobject.h:kobject_name Cyclomatic Complexity 2 include/linux/device.h:dev_name Cyclomatic Complexity 1 include/linux/device.h:dev_get_drvdata Cyclomatic Complexity 1 include/linux/device.h:dev_set_drvdata Cyclomatic Complexity 1 include/linux/io.h:arch_phys_wc_add Cyclomatic Complexity 1 include/linux/io.h:arch_phys_wc_del Cyclomatic Complexity 68 include/linux/slab.h:kmalloc_large Cyclomatic Complexity 3 include/linux/slab.h:kmalloc Cyclomatic Complexity 1 include/linux/slab.h:kzalloc Cyclomatic Complexity 1 include/linux/pci.h:pci_get_drvdata Cyclomatic Complexity 1 include/linux/pci.h:pci_set_drvdata Cyclomatic Complexity 1 include/linux/pci.h:pci_name Cyclomatic Complexity 2 include/linux/fb.h:alloc_apertures Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeonfb.h:radeon_pll_errata_after_index Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeonfb.h:radeon_pll_errata_after_data Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeonfb.h:round_div Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeonfb.h:var_to_depth Cyclomatic Complexity 5 drivers/video/fbdev/aty/radeonfb.h:radeon_get_dstbpp Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeonfb.h:radeonfb_bl_init Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeonfb.h:radeonfb_bl_exit Cyclomatic Complexity 1 include/drm/drm_fb_helper.h:drm_fb_helper_remove_conflicting_framebuffers Cyclomatic Complexity 21 drivers/video/fbdev/aty/radeon_base.c:radeon_calc_pll_regs Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeonfb_exit Cyclomatic Complexity 6 drivers/video/fbdev/aty/radeon_base.c:radeon_find_mem_vbios Cyclomatic Complexity 4 drivers/video/fbdev/aty/radeon_base.c:radeon_kick_out_firmware_fb Cyclomatic Complexity 5 drivers/video/fbdev/aty/radeon_base.c:radeonfb_pci_unregister Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeon_show_one_edid Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_show_edid2 Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_show_edid1 Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeon_set_fbinfo Cyclomatic Complexity 18 drivers/video/fbdev/aty/radeon_base.c:radeonfb_check_var Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeon_unmap_ROM Cyclomatic Complexity 7 drivers/video/fbdev/aty/radeon_base.c:radeon_map_ROM Cyclomatic Complexity 16 drivers/video/fbdev/aty/radeon_base.c:radeonfb_setup Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeonfb_init Cyclomatic Complexity 8 drivers/video/fbdev/aty/radeon_base.c:_radeon_msleep Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeon_pll_errata_after_index_slow Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_pll_errata_after_data_slow Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:_OUTREGP Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:__INPLL Cyclomatic Complexity 20 drivers/video/fbdev/aty/radeon_base.c:radeon_probe_pll_params Cyclomatic Complexity 10 drivers/video/fbdev/aty/radeon_base.c:radeon_get_pllinfo Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeon_save_state Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:__OUTPLL Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:__OUTPLLP Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:_radeon_fifo_wait Cyclomatic Complexity 17 drivers/video/fbdev/aty/radeon_base.c:radeon_write_pll_regs Cyclomatic Complexity 25 drivers/video/fbdev/aty/radeon_base.c:radeon_identify_vram Cyclomatic Complexity 31 drivers/video/fbdev/aty/radeon_base.c:radeonfb_pci_register Cyclomatic Complexity 10 drivers/video/fbdev/aty/radeon_base.c:radeonfb_ioctl Cyclomatic Complexity 4 drivers/video/fbdev/aty/radeon_base.c:radeonfb_pan_display Cyclomatic Complexity 16 drivers/video/fbdev/aty/radeon_base.c:radeon_setcolreg Cyclomatic Complexity 9 drivers/video/fbdev/aty/radeon_base.c:radeonfb_setcmap Cyclomatic Complexity 6 drivers/video/fbdev/aty/radeon_base.c:radeonfb_setcolreg Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_engine_flush Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:_radeon_engine_idle Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeon_lvds_timer_func Cyclomatic Complexity 17 drivers/video/fbdev/aty/radeon_base.c:radeon_screen_blank Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeonfb_blank Cyclomatic Complexity 7 drivers/video/fbdev/aty/radeon_base.c:radeon_write_mode Cyclomatic Complexity 42 drivers/video/fbdev/aty/radeon_base.c:radeonfb_set_par In file included from drivers/video/fbdev/aty/radeon_base.c:91:0: >> drivers/video/fbdev/aty/../edid.h:21:0: warning: "EDID_LENGTH" redefined #define EDID_LENGTH 0x80 In file included from include/drm/drm_crtc.h:44:0, from include/drm/drm_fb_helper.h:35, from drivers/video/fbdev/aty/radeon_base.c:73: include/drm/drm_edid.h:32:0: note: this is the location of the previous definition #define EDID_LENGTH 128 vim +/EDID_LENGTH +21 drivers/video/fbdev/aty/../edid.h ^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16 20 ^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16 @21 #define EDID_LENGTH 0x80 ^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16 22 #define EDID_HEADER 0x00 ^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16 23 #define EDID_HEADER_END 0x07 ^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16 24 :::::: The code at line 21 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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