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suppress another "this statement may fall through" warning

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The whole warning is quite long but looks like this:

  CC [M]  seeed-voicecard/ac108.o
In file included from ./include/linux/printk.h:331,
                 from ./include/linux/kernel.h:15,
                 from ./include/linux/list.h:9,
                 from ./include/linux/module.h:12,
                 from seeed-voicecard/ac108.c:15:
seeed-voicecard/ac108.c: In function ‘ac108_set_fmt’:
./include/linux/dynamic_debug.h:122:52: warning: this statement may fall through [-Wimplicit-fallthrough=]
  122 | #define __dynamic_func_call(id, fmt, func, ...) do { \
      |                                                    ^
./include/linux/dynamic_debug.h:143:2: note: in expansion of macro ‘__dynamic_func_call’
  143 |  __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
      |  ^~~~~~~~~~~~~~~~~~~
./include/linux/dynamic_debug.h:157:2: note: in expansion of macro ‘_dynamic_func_call’
  157 |  _dynamic_func_call(fmt,__dynamic_dev_dbg,   \
      |  ^~~~~~~~~~~~~~~~~~
./include/linux/device.h:1795:2: note: in expansion of macro ‘dynamic_dev_dbg’
 1795 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
      |  ^~~~~~~~~~~~~~~
seeed-voicecard/ac108.c:866:4: note: in expansion of macro ‘dev_dbg’
  866 |    dev_dbg(dai->dev, "used as slave when AC101 is master\n");
      |    ^~~~~~~
seeed-voicecard/ac108.c:868:2: note: here
  868 |  case SND_SOC_DAIFMT_CBS_CFS:    /*AC108 Slave*/
      |  ^~~~
This commit is contained in:
Hin-Tak Leung 2020-04-26 23:39:25 +01:00
parent 2563020e29
commit deed034f31
1 changed files with 1 additions and 0 deletions
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ac108.c
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@ -865,6 +865,7 @@ static int ac108_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) {
/* TODO: Both cpu_dai and codec_dai(AC108) be set as slave in DTS */ /* TODO: Both cpu_dai and codec_dai(AC108) be set as slave in DTS */
dev_dbg(dai->dev, "used as slave when AC101 is master\n"); dev_dbg(dai->dev, "used as slave when AC101 is master\n");
} }
/* fall through */
case SND_SOC_DAIFMT_CBS_CFS: /*AC108 Slave*/ case SND_SOC_DAIFMT_CBS_CFS: /*AC108 Slave*/
dev_dbg(dai->dev, "AC108 set to work as Slave\n"); dev_dbg(dai->dev, "AC108 set to work as Slave\n");
/** /**