It looks like at least the call to drm_dp_dpcd_writeb should be indented.  
Please check.

julia


---------- Forwarded message ----------
Date: Wed, 16 Dec 2015 07:15:44 +0800
From: kbuild test robot <[email protected]>
To: [email protected]
Cc: Julia Lawall <[email protected]>
Subject: Re: [Intel-gfx] [PATCH] drm/i915: Add Backlight Control using DPCD for
    eDP connectors (v4)

CC: [email protected]
In-Reply-To: <[email protected]>
TO: Yetunde Adebisi <[email protected]>
CC: [email protected], Yetunde Adebisi 
<[email protected]>, Jani Nikula <[email protected]>
CC: Yetunde Adebisi <[email protected]>, Jani Nikula 
<[email protected]>

Hi Yetunde,

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on next-20151215]
[cannot apply to v4.4-rc5]

url:    
https://github.com/0day-ci/linux/commits/Yetunde-Adebisi/drm-i915-Add-Backlight-Control-using-DPCD-for-eDP-connectors-v4/20151216-030252
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
:::::: branch date: 4 hours ago
:::::: commit date: 4 hours ago

>> drivers/gpu/drm/i915/intel_dp_aux_backlight.c:158:2-53: code aligned with 
>> following code on line 161

git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout f26dfdeaa8719aa796eaf7a642dffac78d56bfc2
vim +158 drivers/gpu/drm/i915/intel_dp_aux_backlight.c

f26dfdea Yetunde Adebisi 2015-12-15  152                DRM_DEBUG_KMS("AUX 
Backlight Control Supported!\n");
f26dfdea Yetunde Adebisi 2015-12-15  153                
set_aux_backlight_enable(intel_dp, true);
f26dfdea Yetunde Adebisi 2015-12-15  154                if 
((intel_dp_dpcd_read_wake(&intel_dp->aux,
f26dfdea Yetunde Adebisi 2015-12-15  155                        
DP_EDP_BACKLIGHT_MODE_SET_REGISTER, &dpcd_buf, 1) == 1) &&
f26dfdea Yetunde Adebisi 2015-12-15  156                        ((dpcd_buf & 
DP_EDP_BACKLIGHT_CONTROL_MODE_MASK) ==
f26dfdea Yetunde Adebisi 2015-12-15  157                                        
DP_EDP_BACKLIGHT_CONTROL_MODE_PRESET))
f26dfdea Yetunde Adebisi 2015-12-15 @158                
drm_dp_dpcd_writeb(&intel_dp->aux, DP_EDP_BACKLIGHT_MODE_SET_REGISTER,
f26dfdea Yetunde Adebisi 2015-12-15  159                                
(dpcd_buf | DP_EDP_BACKLIGHT_CONTROL_MODE_DPCD));
f26dfdea Yetunde Adebisi 2015-12-15  160  
f26dfdea Yetunde Adebisi 2015-12-15 @161                return true;
f26dfdea Yetunde Adebisi 2015-12-15  162        }
f26dfdea Yetunde Adebisi 2015-12-15  163        return false;
f26dfdea Yetunde Adebisi 2015-12-15  164  }

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