Re: [PATCH] drm/i915/cnp: add CNP gmbus support

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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-add-CNP-gmbus-support/20170601-070244
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_hdmi.c:29:
   drivers/gpu//drm/i915/intel_hdmi.c: In function 'intel_hdmi_ddc_pin':
>> drivers/gpu//drm/i915/intel_hdmi.c:1805:31: 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_hdmi.c:1805:3: 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 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 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/drm/drm_modeset_helper_vtables.h:drm_connector_helper_add
   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/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:hdmi_to_dig_port
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_to_dev
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:hsw_infoframe_enabled
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:hdmi_sink_is_deep_color
   Cyclomatic Complexity 12 drivers/gpu//drm/i915/intel_hdmi.c:gcp_default_phase_possible
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:vlv_enable_hdmi
   Cyclomatic Complexity 23 drivers/gpu//drm/i915/intel_hdmi.c:hdmi_12bpc_possible
   Cyclomatic Complexity 8 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_source_max_tmds_clock
   Cyclomatic Complexity 15 drivers/gpu//drm/i915/intel_hdmi.c:hdmi_port_clock_limit
   Cyclomatic Complexity 16 drivers/gpu//drm/i915/intel_hdmi.c:hdmi_port_clock_valid
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:cpt_infoframe_enabled
   Cyclomatic Complexity 9 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_set_gcp_infoframe
   Cyclomatic Complexity 2 drivers/gpu//drm/i915/intel_hdmi.c:assert_hdmi_port_disabled
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:g4x_infoframe_index
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:g4x_infoframe_enable
   Cyclomatic Complexity 6 drivers/gpu//drm/i915/intel_hdmi.c:cpt_write_infoframe
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_drv.h:enc_to_dig_port
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:ibx_infoframe_enabled
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:g4x_infoframe_enabled
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:vlv_infoframe_enabled
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_hdmi.c:ibx_write_infoframe
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:hsw_dip_data_reg
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:hsw_infoframe_enable
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:hsw_write_infoframe
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_hdmi.c:g4x_write_infoframe
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_hdmi.c:vlv_write_infoframe
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_get_modes
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_destroy
   Cyclomatic Complexity 18 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_ddc_pin
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_add_properties
   Cyclomatic Complexity 2 drivers/gpu//drm/i915/intel_hdmi.c:intel_enable_hdmi_audio
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:vlv_hdmi_post_disable
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:chv_hdmi_post_pll_disable
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:chv_hdmi_post_disable
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:pch_disable_hdmi
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_drv.h:intel_wait_for_vblank
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_drv.h:intel_wait_for_vblank_if_active
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:enc_to_intel_hdmi
   Cyclomatic Complexity 44 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_compute_config
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:intel_write_infoframe
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_set_avi_infoframe
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_set_spd_infoframe
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_set_hdmi_infoframe
   Cyclomatic Complexity 6 drivers/gpu//drm/i915/intel_hdmi.c:cpt_set_infoframes
   Cyclomatic Complexity 9 drivers/gpu//drm/i915/intel_hdmi.c:ibx_set_infoframes
   Cyclomatic Complexity 11 drivers/gpu//drm/i915/intel_hdmi.c:g4x_set_infoframes
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_hdmi.c:hsw_set_infoframes
   Cyclomatic Complexity 9 drivers/gpu//drm/i915/intel_hdmi.c:vlv_set_infoframes
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:intel_attached_hdmi
   Cyclomatic Complexity 23 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_mode_valid
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_unset_edid
   Cyclomatic Complexity 8 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_dp_dual_mode_detect
   Cyclomatic Complexity 9 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_set_edid
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_force
   Cyclomatic Complexity 2 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_detect
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_hdmi.c:g4x_enable_hdmi
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:vlv_hdmi_pre_enable
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:chv_hdmi_pre_enable
   Cyclomatic Complexity 13 drivers/gpu//drm/i915/intel_hdmi.c:ibx_enable_hdmi
   Cyclomatic Complexity 9 drivers/gpu//drm/i915/intel_hdmi.c:cpt_enable_hdmi
   Cyclomatic Complexity 22 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_get_config
   Cyclomatic Complexity 8 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_get_hw_state
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_hdmi.c:intel_dp_dual_mode_set_tmds_output
   Cyclomatic Complexity 21 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_prepare
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_pre_enable
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:vlv_hdmi_pre_pll_enable
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:chv_hdmi_pre_pll_enable
   Cyclomatic Complexity 9 drivers/gpu//drm/i915/intel_hdmi.c:intel_disable_hdmi
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_hdmi.c:g4x_disable_hdmi
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_hdmi.c:pch_post_disable_hdmi
   Cyclomatic Complexity 7 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_handle_sink_scrambling
   Cyclomatic Complexity 20 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_init_connector
   Cyclomatic Complexity 21 drivers/gpu//drm/i915/intel_hdmi.c:intel_hdmi_init
   cc1: all warnings being treated as errors
--
   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_i2c.c:29:
   drivers/gpu//drm/i915/intel_i2c.c: In function 'get_gmbus_pin':
>> drivers/gpu//drm/i915/intel_i2c.c:82:6: error: implicit declaration of function 'HAS_PCH_CNP' [-Werror=implicit-function-declaration]
     if (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_i2c.c:82:2: note: in expansion of macro 'if'
     if (HAS_PCH_CNP(dev_priv))
     ^~
   Cyclomatic Complexity 1 arch/x86/include/asm/current.h:get_current
   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 arch/x86/include/asm/preempt.h:preempt_count
   Cyclomatic Complexity 7 arch/x86/include/asm/preempt.h:__preempt_count_add
   Cyclomatic Complexity 1 arch/x86/include/asm/preempt.h:__preempt_count_dec_and_test
   Cyclomatic Complexity 1 include/linux/jiffies.h:_usecs_to_jiffies
   Cyclomatic Complexity 4 include/linux/jiffies.h:usecs_to_jiffies
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readl
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:writel
   Cyclomatic Complexity 4 include/drm/drmP.h:drm_can_sleep
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_reg.h:i915_mmio_reg_offset
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_reg.h:i915_mmio_reg_equal
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_reg.h:i915_mmio_reg_valid
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_drv.h:intel_info
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_drv.h:__raw_i915_read32
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/i915_drv.h:__raw_i915_write32
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:to_intel_gmbus
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_i2c.c:gmbus_is_index_read
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:gmbus_func
   Cyclomatic Complexity 10 drivers/gpu//drm/i915/intel_i2c.c:get_gmbus_pin
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:intel_gpio_setup
   Cyclomatic Complexity 5 drivers/gpu//drm/i915/intel_i2c.c:intel_i2c_quirk_set
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_i2c.c:get_reserved
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:get_clock
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:get_data
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_i2c.c:set_clock
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_i2c.c:set_data
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:intel_gpio_post_xfer
   Cyclomatic Complexity 1 include/linux/sched/clock.h:local_clock
   Cyclomatic Complexity 21 drivers/gpu//drm/i915/intel_i2c.c:gmbus_wait
   Cyclomatic Complexity 6 drivers/gpu//drm/i915/intel_i2c.c:gmbus_xfer_read_chunk
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_i2c.c:gmbus_xfer_read
   Cyclomatic Complexity 9 drivers/gpu//drm/i915/intel_i2c.c:gmbus_xfer_index_read
   Cyclomatic Complexity 7 drivers/gpu//drm/i915/intel_i2c.c:gmbus_xfer_write_chunk
   Cyclomatic Complexity 4 drivers/gpu//drm/i915/intel_i2c.c:gmbus_xfer_write
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_uncore.h:intel_wait_for_register_fw
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_i2c.c:gmbus_wait_idle
   Cyclomatic Complexity 18 drivers/gpu//drm/i915/intel_i2c.c:do_gmbus_xfer
   Cyclomatic Complexity 7 drivers/gpu//drm/i915/intel_i2c.c:gmbus_xfer
   Cyclomatic Complexity 12 drivers/gpu//drm/i915/intel_i2c.c:intel_gmbus_is_valid_pin
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:intel_i2c_reset
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:intel_gpio_pre_xfer
   Cyclomatic Complexity 15 drivers/gpu//drm/i915/intel_i2c.c:intel_setup_gmbus
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_i2c.c:intel_gmbus_get_adapter
   Cyclomatic Complexity 1 drivers/gpu//drm/i915/intel_i2c.c:intel_gmbus_set_speed
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_i2c.c:intel_gmbus_force_bit
   Cyclomatic Complexity 3 drivers/gpu//drm/i915/intel_i2c.c:intel_teardown_gmbus
   cc1: all warnings being treated as errors

vim +/HAS_PCH_CNP +1805 drivers/gpu//drm/i915/intel_hdmi.c

  1799				      info->alternate_ddc_pin, port_name(port));
  1800			return info->alternate_ddc_pin;
  1801		}
  1802	
  1803		switch (port) {
  1804		case PORT_B:
> 1805			if (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv))
  1806				ddc_pin = GMBUS_PIN_1_BXT;
  1807			else
  1808				ddc_pin = GMBUS_PIN_DPB;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip

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