Message-ID: <201511222158.uE7YWqMV%fengguang.wu@intel.com>
Date:	Sun, 22 Nov 2015 21:57:27 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Jitao Shi <jitao.shi@...iatek.com>
Cc:	kbuild-all@...org, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	David Airlie <airlied@...ux.ie>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Jitao Shi <jitao.shi@...iatek.com>,
	Thierry Reding <treding@...dia.com>,
	Ajay Kumar <ajaykumar.rs@...sung.com>,
	Inki Dae <inki.dae@...sung.com>,
	Rahul Sharma <rahul.sharma@...sung.com>,
	Sean Paul <seanpaul@...omium.org>,
	Vincent Palatin <vpalatin@...omium.org>,
	Andy Yan <andy.yan@...k-chips.com>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Russell King <rmk+kernel@....linux.org.uk>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org, srv_heupstream@...iatek.com,
	Sascha Hauer <kernel@...gutronix.de>,
	yingjoe.chen@...iatek.com, eddie.huang@...iatek.com,
	cawa.cheng@...iatek.com, bibby.hsieh@...iatek.com,
	ck.hu@...iatek.com
Subject: Re: [PATCH v4 2/2] drm/bridge: Add I2C based driver for ps8640 bridge

Hi Jitao,

[auto build test ERROR on: drm/drm-next]
[also build test ERROR on: v4.4-rc1 next-20151120]

url:    https://github.com/0day-ci/linux/commits/Jitao-Shi/Documentation-bridge-Add-documentation-for-ps8640-DT-properties/20151122-180613
base:   git://people.freedesktop.org/~airlied/linux.git drm-next
config: alpha-allmodconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=alpha 

All errors (new ones prefixed by >>):

   drivers/built-in.o: In function `ps8640_post_disable':
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8b944): undefined reference to `drm_err'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8b94c): undefined reference to `drm_err'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8b990): undefined reference to `drm_err'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8b99c): undefined reference to `drm_err'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8b9b8): undefined reference to `drm_connector_init'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8b9c8): undefined reference to `drm_connector_init'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8b9e0): undefined reference to `drm_err'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8b9ec): undefined reference to `drm_err'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8ba00): undefined reference to `drm_connector_register'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8ba14): undefined reference to `drm_connector_register'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8ba28): undefined reference to `drm_mode_connector_attach_encoder'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8ba30): undefined reference to `drm_mode_connector_attach_encoder'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8ba44): undefined reference to `drm_panel_attach'
   drivers/built-in.o: In function `ps8640_bridge_attach':
   (.text+0x8ba4c): undefined reference to `drm_panel_attach'
   drivers/built-in.o: In function `ps8640_disable':
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bad0): undefined reference to `drm_err'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bad8): undefined reference to `drm_err'
   drivers/built-in.o: In function `ps8640_regw':
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bb6c): undefined reference to `i2c_master_send'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bba4): undefined reference to `i2c_master_send'
   drivers/built-in.o: In function `ps8640_regr':
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bc00): undefined reference to `i2c_master_send'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bc34): undefined reference to `i2c_master_send'
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bc70): undefined reference to `i2c_master_recv'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bc80): undefined reference to `i2c_master_recv'
   drivers/built-in.o: In function `ps8640_connector_destroy':
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bce0): undefined reference to `drm_connector_unregister'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bcf0): undefined reference to `drm_connector_unregister'
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bd00): undefined reference to `drm_connector_cleanup'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bd04): undefined reference to `drm_connector_cleanup'
   drivers/built-in.o: In function `ps8640_remove':
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bd2c): undefined reference to `drm_bridge_remove'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bd3c): undefined reference to `drm_bridge_remove'
   drivers/built-in.o: In function `ps8640_prepare':
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bdb8): undefined reference to `drm_err'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8bdc0): undefined reference to `drm_err'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8be08): undefined reference to `drm_err'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8be10): undefined reference to `drm_err'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8be40): undefined reference to `drm_err'
   drivers/built-in.o:drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8be48): more undefined references to `drm_err' follow
   drivers/built-in.o: In function `ps8640_probe':
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8c388): undefined reference to `of_drm_find_panel'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8c390): undefined reference to `of_drm_find_panel'
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8c3d8): undefined reference to `i2c_new_dummy'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8c3f0): undefined reference to `i2c_new_dummy'
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8c560): undefined reference to `drm_bridge_add'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.text+0x8c578): undefined reference to `drm_bridge_add'
   drivers/built-in.o: In function `ps8640_driver_init':
>> drivers/gpu/drm/bridge/parade-ps8640.o:(.init.text+0x589c): undefined reference to `i2c_register_driver'
   drivers/gpu/drm/bridge/parade-ps8640.o:(.init.text+0x58ac): undefined reference to `i2c_register_driver'
>> drivers/built-in.o:(.data.rel.ro+0x12a0): undefined reference to `drm_atomic_helper_connector_dpms'
>> drivers/built-in.o:(.data.rel.ro+0x12b8): undefined reference to `drm_atomic_helper_connector_reset'
>> drivers/built-in.o:(.data.rel.ro+0x12c8): undefined reference to `drm_helper_probe_single_connector_modes'
>> drivers/built-in.o:(.data.rel.ro+0x12e8): undefined reference to `drm_atomic_helper_connector_duplicate_state'
>> drivers/built-in.o:(.data.rel.ro+0x12f0): undefined reference to `drm_atomic_helper_connector_destroy_state'

---
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