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Message-ID: <202410031735.8iRZZR6T-lkp@intel.com>
Date: Thu, 3 Oct 2024 18:11:47 +0800
From: kernel test robot <lkp@...el.com>
To: shiyongbang <shiyongbang@...wei.com>, xinliang.liu@...aro.org,
tiantao6@...ilicon.com, maarten.lankhorst@...ux.intel.com,
mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com,
daniel@...ll.ch, kong.kongxinwei@...ilicon.com
Cc: oe-kbuild-all@...ts.linux.dev, liangjian010@...wei.com,
chenjianmin@...wei.com, lidongming5@...wei.com,
shiyongbang@...wei.com, libaihan@...wei.com, shenjian15@...wei.com,
shaojijie@...wei.com, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH drm-dp 2/4] drm/hisilicon/hibmc: add dp link moduel in
hibmc drivers
Hi shiyongbang,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on linus/master v6.12-rc1 next-20241003]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/shiyongbang/drm-hisilicon-hibmc-add-dp-aux-in-hibmc-drivers/20240930-181437
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link: https://lore.kernel.org/r/20240930100610.782363-3-shiyongbang%40huawei.com
patch subject: [PATCH drm-dp 2/4] drm/hisilicon/hibmc: add dp link moduel in hibmc drivers
config: i386-buildonly-randconfig-003-20241003 (https://download.01.org/0day-ci/archive/20241003/202410031735.8iRZZR6T-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241003/202410031735.8iRZZR6T-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410031735.8iRZZR6T-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c:10:
drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c: In function 'dp_link_training_cr_pre':
>> drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.h:45:41: error: implicit declaration of function 'FIELD_PREP' [-Werror=implicit-function-declaration]
45 | #define DPCD_VOLTAGE_SWING_LEVEL_2 FIELD_PREP(GENMASK(1, 0), 2)
| ^~~~~~~~~~
drivers/gpu/drm/hisilicon/hibmc/dp/dp_link.c:105:32: note: in expansion of macro 'DPCD_VOLTAGE_SWING_LEVEL_2'
105 | train_set[i] = DPCD_VOLTAGE_SWING_LEVEL_2 | DPCD_PRE_EMPHASIS_LEVEL_0;
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/FIELD_PREP +45 drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.h
ff6e8ef6021188 baihan li 2024-09-30 37
ff6e8ef6021188 baihan li 2024-09-30 38 #define DPCD_TRAINING_PATTERN_DISABLE 0x0
ff6e8ef6021188 baihan li 2024-09-30 39 #define DPCD_TRAINING_PATTERN_1 0x1
ff6e8ef6021188 baihan li 2024-09-30 40 #define DPCD_TRAINING_PATTERN_2 0x2
ff6e8ef6021188 baihan li 2024-09-30 41 #define DPCD_TRAINING_PATTERN_3 0x3
ff6e8ef6021188 baihan li 2024-09-30 42 #define DPCD_TRAINING_PATTERN_4 0x7
ff6e8ef6021188 baihan li 2024-09-30 43 #define DPCD_VOLTAGE_SWING_LEVEL_0 FIELD_PREP(GENMASK(1, 0), 0)
ff6e8ef6021188 baihan li 2024-09-30 44 #define DPCD_VOLTAGE_SWING_LEVEL_1 FIELD_PREP(GENMASK(1, 0), 1)
ff6e8ef6021188 baihan li 2024-09-30 @45 #define DPCD_VOLTAGE_SWING_LEVEL_2 FIELD_PREP(GENMASK(1, 0), 2)
ff6e8ef6021188 baihan li 2024-09-30 46 #define DPCD_VOLTAGE_SWING_LEVEL_3 FIELD_PREP(GENMASK(1, 0), 3)
ff6e8ef6021188 baihan li 2024-09-30 47 #define DPCD_PRE_EMPHASIS_LEVEL_0 FIELD_PREP(GENMASK(4, 3), 0)
ff6e8ef6021188 baihan li 2024-09-30 48 #define DPCD_PRE_EMPHASIS_LEVEL_1 FIELD_PREP(GENMASK(4, 3), 1)
ff6e8ef6021188 baihan li 2024-09-30 49 #define DPCD_PRE_EMPHASIS_LEVEL_2 FIELD_PREP(GENMASK(4, 3), 2)
ff6e8ef6021188 baihan li 2024-09-30 50 #define DPCD_PRE_EMPHASIS_LEVEL_3 FIELD_PREP(GENMASK(4, 3), 3)
ff6e8ef6021188 baihan li 2024-09-30 51
--
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