Re: [PATCH] media: omap2: omapfb: convert to DEFINE_SHOW_ATTRIBUTE

From: kbuild test robot
Date: Sat Dec 01 2018 - 23:08:35 EST


Hi Yangtao,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.20-rc4 next-20181130]
[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/Yangtao-Li/media-omap2-omapfb-convert-to-DEFINE_SHOW_ATTRIBUTE/20181202-104442
config: xtensa-allmodconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 8.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=8.1.0 make.cross ARCH=xtensa

All errors (new ones prefixed by >>):

drivers/video/fbdev/omap2/omapfb/dss/core.c: In function 'dss_debugfs_create_file':
>> drivers/video/fbdev/omap2/omapfb/dss/core.c:138:12: error: 'dss_debug_fops' undeclared (first use in this function); did you mean 'dss_debugfs_dir'?
write, &dss_debug_fops);
^~~~~~~~~~~~~~
dss_debugfs_dir
drivers/video/fbdev/omap2/omapfb/dss/core.c:138:12: note: each undeclared identifier is reported only once for each function it appears in

vim +138 drivers/video/fbdev/omap2/omapfb/dss/core.c

f76ee892 Tomi Valkeinen 2015-12-09 132
f76ee892 Tomi Valkeinen 2015-12-09 133 int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
f76ee892 Tomi Valkeinen 2015-12-09 134 {
f76ee892 Tomi Valkeinen 2015-12-09 135 struct dentry *d;
f76ee892 Tomi Valkeinen 2015-12-09 136
f76ee892 Tomi Valkeinen 2015-12-09 137 d = debugfs_create_file(name, S_IRUGO, dss_debugfs_dir,
f76ee892 Tomi Valkeinen 2015-12-09 @138 write, &dss_debug_fops);
f76ee892 Tomi Valkeinen 2015-12-09 139
f76ee892 Tomi Valkeinen 2015-12-09 140 return PTR_ERR_OR_ZERO(d);
f76ee892 Tomi Valkeinen 2015-12-09 141 }
35b522cf Tomi Valkeinen 2015-12-09 142 #else /* CONFIG_FB_OMAP2_DSS_DEBUGFS */
f76ee892 Tomi Valkeinen 2015-12-09 143 static inline int dss_initialize_debugfs(void)
f76ee892 Tomi Valkeinen 2015-12-09 144 {
f76ee892 Tomi Valkeinen 2015-12-09 145 return 0;
f76ee892 Tomi Valkeinen 2015-12-09 146 }
f76ee892 Tomi Valkeinen 2015-12-09 147 static inline void dss_uninitialize_debugfs(void)
f76ee892 Tomi Valkeinen 2015-12-09 148 {
f76ee892 Tomi Valkeinen 2015-12-09 149 }
f76ee892 Tomi Valkeinen 2015-12-09 150 int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
f76ee892 Tomi Valkeinen 2015-12-09 151 {
f76ee892 Tomi Valkeinen 2015-12-09 152 return 0;
f76ee892 Tomi Valkeinen 2015-12-09 153 }
35b522cf Tomi Valkeinen 2015-12-09 154 #endif /* CONFIG_FB_OMAP2_DSS_DEBUGFS */
f76ee892 Tomi Valkeinen 2015-12-09 155

:::::: The code at line 138 was first introduced by commit
:::::: f76ee892a99e68b55402b8d4b8aeffcae2aff34d omapfb: copy omapdss & displays for omapfb

:::::: TO: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
:::::: CC: Tomi Valkeinen <tomi.valkeinen@xxxxxx>

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