Hi Rodrigo, [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on v4.12-rc3 next-20170531] [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/Rodrigo-Vivi/drm-i915-cnp-Panel-Power-sequence-changes-for-CNP-PCH/20170601-101509 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: x86_64-randconfig-x014-201722 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/mod_devicetable.h:11, from include/linux/i2c.h:29, from drivers/gpu//drm/i915/intel_dp.c:28: drivers/gpu//drm/i915/intel_dp.c: In function 'intel_pps_get_registers': >> drivers/gpu//drm/i915/intel_dp.c:801:32: error: implicit declaration of function 'HAS_PCH_CNP' [-Werror=implicit-function-declaration] if (!IS_GEN9_LP(dev_priv) && !HAS_PCH_CNP(dev_priv)) ^ include/linux/compiler.h:160:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> drivers/gpu//drm/i915/intel_dp.c:801:2: note: in expansion of macro 'if' if (!IS_GEN9_LP(dev_priv) && !HAS_PCH_CNP(dev_priv)) ^~ Cyclomatic Complexity 5 include/linux/compiler.h:__read_once_size Cyclomatic Complexity 5 include/linux/compiler.h:__write_once_size Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:ffs Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:fls64 Cyclomatic Complexity 1 include/linux/log2.h:__ilog2_u64 Cyclomatic Complexity 1 include/linux/list.h:INIT_LIST_HEAD Cyclomatic Complexity 1 include/linux/err.h:ERR_PTR Cyclomatic Complexity 1 arch/x86/include/asm/atomic64_64.h:atomic64_read Cyclomatic Complexity 1 include/asm-generic/atomic-long.h:atomic_long_read Cyclomatic Complexity 1 include/asm-generic/getorder.h:__get_order Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_save_flags Cyclomatic Complexity 1 arch/x86/include/asm/irqflags.h:arch_irqs_disabled_flags Cyclomatic Complexity 1 arch/x86/include/asm/processor.h:rep_nop Cyclomatic Complexity 1 arch/x86/include/asm/processor.h:cpu_relax Cyclomatic Complexity 1 include/linux/mutex.h:__mutex_owner Cyclomatic Complexity 1 include/linux/mutex.h:mutex_is_locked Cyclomatic Complexity 1 arch/x86/include/asm/preempt.h:preempt_count Cyclomatic Complexity 1 include/linux/jiffies.h:_msecs_to_jiffies Cyclomatic Complexity 5 include/linux/jiffies.h:msecs_to_jiffies Cyclomatic Complexity 1 include/linux/jiffies.h:_usecs_to_jiffies Cyclomatic Complexity 4 include/linux/jiffies.h:usecs_to_jiffies Cyclomatic Complexity 1 include/linux/workqueue.h:to_delayed_work Cyclomatic Complexity 1 include/linux/workqueue.h:__init_work Cyclomatic Complexity 68 include/linux/slab.h:kmalloc_large Cyclomatic Complexity 5 include/linux/slab.h:kmalloc Cyclomatic Complexity 1 include/linux/slab.h:kzalloc Cyclomatic Complexity 1 include/linux/ww_mutex.h:ww_mutex_is_locked Cyclomatic Complexity 1 include/drm/drm_modeset_lock.h:drm_modeset_is_locked Cyclomatic Complexity 4 include/drm/drmP.h:drm_can_sleep Cyclomatic Complexity 1 include/drm/drm_modeset_helper_vtables.h:drm_connector_helper_add Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_reg.h:i915_mmio_reg_offset Cyclomatic Complexity 2 drivers/gpu//drm/i915/i915_drv.h:yesno Cyclomatic Complexity 2 drivers/gpu//drm/i915/i915_drv.h:onoff Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_drv.h:to_i915 Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_drv.h:intel_info Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_drv.h:msecs_to_jiffies_timeout Cyclomatic Complexity 1 include/drm/drm_dp_helper.h:drm_dp_max_lane_count Cyclomatic Complexity 3 include/drm/drm_dp_helper.h:drm_dp_enhanced_frame_cap Cyclomatic Complexity 3 include/drm/drm_dp_helper.h:drm_dp_tps3_supported Cyclomatic Complexity 1 include/drm/drm_dp_helper.h:drm_dp_is_branch Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:intel_get_crtc_for_pipe Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:intel_attached_encoder Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:dp_to_dig_port Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:dp_to_lspcon Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:intel_crtc_has_type Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:intel_dp_unused_lane_mask Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:is_edp Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:intel_dp_to_dev Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:intel_dp_max_common_rate Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:intel_dp_max_common_lane_count Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:vlv_pipe_has_pp_on Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:vlv_pipe_has_vdd_on Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:vlv_pipe_any Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:skl_get_aux_clock_divider Cyclomatic Complexity 2 drivers/gpu//drm/i915/intel_dp.c:skl_get_aux_send_ctl Cyclomatic Complexity 7 drivers/gpu//drm/i915/intel_dp.c:gen4_signal_levels Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:intel_dp_autotest_phy_pattern Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_dp.c:intel_dp_rate_index Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_dp.c:intel_dp_common_len_rate_limit Cyclomatic Complexity 14 drivers/gpu//drm/i915/intel_dp.c:intel_dp_set_clock Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_dp.c:vlv_active_pipe Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_dp.c:vlv_initial_pps_pipe Cyclomatic Complexity 12 drivers/gpu//drm/i915/intel_dp.c:g4x_get_aux_send_ctl Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_dp.c:g4x_get_aux_clock_divider Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_dp.c:ilk_get_aux_clock_divider Cyclomatic Complexity 11 drivers/gpu//drm/i915/intel_dp.c:hsw_get_aux_clock_divider Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_dp.c:intel_dp_unpack_aux Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:intel_pps_dump_state Cyclomatic Complexity 8 drivers/gpu//drm/i915/intel_dp.c:gen7_edp_signal_levels Cyclomatic Complexity 6 drivers/gpu//drm/i915/intel_dp.c:gen6_edp_signal_levels Cyclomatic Complexity 37 drivers/gpu//drm/i915/intel_dp.c:_intel_dp_set_link_train Cyclomatic Complexity 2 include/linux/ktime.h:ktime_divns Cyclomatic Complexity 1 include/linux/ktime.h:ktime_to_ms Cyclomatic Complexity 1 include/linux/ktime.h:ktime_ms_delta Cyclomatic Complexity 1 include/linux/err.h:IS_ERR Cyclomatic Complexity 3 include/linux/err.h:IS_ERR_OR_NULL Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_drv.h:enc_to_dig_port Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:enc_to_intel_dp Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_dp.c:intel_attached_dp Cyclomatic Complexity 16 drivers/gpu//drm/i915/intel_dp.c:vlv_find_free_pps Cyclomatic Complexity 6 drivers/gpu//drm/i915/intel_dp.c:ibx_digital_port_connected Cyclomatic Complexity 7 drivers/gpu//drm/i915/intel_dp.c:cpt_digital_port_connected Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_dp.c:gm45_digital_port_connected Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_dp.c:g4x_digital_port_connected Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_dp.c:intel_dp_num_rates Cyclomatic Complexity 2 drivers/gpu//drm/i915/intel_dp.c:intel_dp_set_sink_rates Cyclomatic Complexity 8 drivers/gpu//drm/i915/intel_dp.c:intersect_rates Cyclomatic Complexity 6 drivers/gpu//drm/i915/intel_dp.c:intel_dp_set_common_rates Cyclomatic Complexity 7 drivers/gpu//drm/i915/intel_dp.c:intel_dp_init_connector_port_info Cyclomatic Complexity 8 drivers/gpu//drm/i915/intel_dp.c:intel_aux_port Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_dp.c:skl_aux_ctl_reg Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_dp.c:ilk_aux_ctl_reg Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_dp.c:g4x_aux_ctl_reg Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_dp.c:intel_aux_ctl_reg Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_dp.c:skl_aux_data_reg Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_dp.c:ilk_aux_data_reg Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_dp.c:g4x_aux_data_reg Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_dp.c:intel_aux_data_reg vim +/HAS_PCH_CNP +801 drivers/gpu//drm/i915/intel_dp.c 795 pps_idx = vlv_power_sequencer_pipe(intel_dp); 796 797 regs->pp_ctrl = PP_CONTROL(pps_idx); 798 regs->pp_stat = PP_STATUS(pps_idx); 799 regs->pp_on = PP_ON_DELAYS(pps_idx); 800 regs->pp_off = PP_OFF_DELAYS(pps_idx); > 801 if (!IS_GEN9_LP(dev_priv) && !HAS_PCH_CNP(dev_priv)) 802 regs->pp_div = PP_DIVISOR(pps_idx); 803 } 804 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation