On 04/09/2016 11:06 AM, Takashi Iwai wrote:
> On Fri, 08 Apr 2016 00:23:03 +0200,
> Harvey, Ryan wrote:
>>
>> Hello,
>>
>> I receive a set of checkpatch warnings against my switch fallthru
>> structure in readable_registers(). I¹m able to eliminate these warnings
>> with a preceding comment, but that does messy the code. Is there a method
>> better than switch for accomplishing this?
>>
>> static bool cs43130_readable_register(struct device *dev, unsigned int reg)
>> {
>> switch (reg) {
>> case CS43130_DEVID_AB ... CS43130_SYS_CLK_CTL_1:
>> case CS43130_PWDN_CTL:
>> case CS43130_PLL_SET_1 ... CS43130_PLL_SET_6:
>> case CS43130_PLL_SET_7:
>> case CS43130_PLL_SET_8:
>> case CS43130_PLL_SET_9:
>> case CS43130_PLL_SET_10:
>> case CS43130_CLKOUT_CTL:
>> case CS43130_ASP_NUM_1 ... CS43130_ASP_FRAME_CONF:
>> case CS43130_HP_OUT_CTL_1:
>> case CS43130_PCM_FILT_OPT ... CS43130_PCM_PATH_CTL_2:
>> case CS43130_CLASS_H_CTL:
>> case CS43130_HP_DETECT ... CS43130_HP_STATUS:
>> case CS43130_HP_LOAD_1:
>> case CS43130_HP_LOAD_STAT:
>> case CS43130_INT_MASK_1 ... CS43130_INT_MASK_5:
>> return true;
>> default:
>> return false;
>> }
>> }
>>
>>
>> 140: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_PLL_SET_7:
>> 141: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_PLL_SET_8:
>> 142: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_PLL_SET_9:
>> 143: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_PLL_SET_10:
>> 144: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_CLKOUT_CTL:
>> 152: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_HP_OUT_CTL_1:
>> 154: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_CLASS_H_CTL:
>> 156: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_HP_LOAD_1:
>> 160: [WARNING] Possible switch case/default not preceeded by break or
>> fallthrough comment
>> + case CS43130_HP_LOAD_STAT:
>
> You may ignore the warnings. The purpose of checkpatch is to improve
> the code readability, and what it suggests is exactly opposite.
It's a bug in checkpatch. It seems to get confused by the "...". The
best approach to solving those warnings is to create a fix for checkpatch.
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