Re: [PATCH] scsi: pm8001: clean up structurally dead code when PM8001_USE_MSIX is defined

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On 29/03/2019 10:29, Mukesh Ojha wrote:
> 
> On 3/29/2019 5:13 AM, Colin King wrote:
>> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>>
>> When macro PM8001_USE_MSIX is defined there are redundant dead code
>> calls to pm8001_chip_intx_interrupt_{enable|disable}. Clean this up
>> by compiling in the appropriate enable/disable handlers for the
>> defined PM8001_USE_MSIX and undefined PM8001_USE_MSIX cases.
>>
>> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> 
> 
> This looks good.
> 
> Reviewed-by: Mukesh Ojha <mojha@xxxxxxxxxxxxxx>
> 
> 
> Not relevant to this patch but Can you do something about
> pm8001_chip_is_our_interupt() as well ?

Ah, yes, I missed that one, will do that sometime today.

> 
> 
> Cheers,
> -Mukesh
>> ---
>>   drivers/scsi/pm8001/pm8001_hwi.c | 14 ++++++++------
>>   1 file changed, 8 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/scsi/pm8001/pm8001_hwi.c
>> b/drivers/scsi/pm8001/pm8001_hwi.c
>> index e4209091c1da..7d81246a432b 100644
>> --- a/drivers/scsi/pm8001/pm8001_hwi.c
>> +++ b/drivers/scsi/pm8001/pm8001_hwi.c
>> @@ -1204,6 +1204,7 @@ void pm8001_chip_iounmap(struct pm8001_hba_info
>> *pm8001_ha)
>>       }
>>   }
>>   +#ifndef PM8001_USE_MSIX
>>   /**
>>    * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
>>    * @pm8001_ha: our hba card information
>> @@ -1225,6 +1226,8 @@ pm8001_chip_intx_interrupt_disable(struct
>> pm8001_hba_info *pm8001_ha)
>>       pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL);
>>   }
>>   +#else
>> +
>>   /**
>>    * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt
>>    * @pm8001_ha: our hba card information
>> @@ -1256,6 +1259,7 @@ pm8001_chip_msix_interrupt_disable(struct
>> pm8001_hba_info *pm8001_ha,
>>       msi_index += MSIX_TABLE_BASE;
>>       pm8001_cw32(pm8001_ha, 0,  msi_index, MSIX_INTERRUPT_DISABLE);
>>   }
>> +#endif
>>     /**
>>    * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
>> @@ -1266,10 +1270,9 @@ pm8001_chip_interrupt_enable(struct
>> pm8001_hba_info *pm8001_ha, u8 vec)
>>   {
>>   #ifdef PM8001_USE_MSIX
>>       pm8001_chip_msix_interrupt_enable(pm8001_ha, 0);
>> -    return;
>> -#endif
>> +#else
>>       pm8001_chip_intx_interrupt_enable(pm8001_ha);
>> -
>> +#endif
>>   }
>>     /**
>> @@ -1281,10 +1284,9 @@ pm8001_chip_interrupt_disable(struct
>> pm8001_hba_info *pm8001_ha, u8 vec)
>>   {
>>   #ifdef PM8001_USE_MSIX
>>       pm8001_chip_msix_interrupt_disable(pm8001_ha, 0);
>> -    return;
>> -#endif
>> +#else
>>       pm8001_chip_intx_interrupt_disable(pm8001_ha);
>> -
>> +#endif
>>   }
>>     /**




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