linux-kernel - Re: [V2 PATCH 1/4] scsi:stex.c Support to Pegasus series.

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Date:	Thu, 13 Nov 2014 18:00:57 +0800
From:	Charles Chiou <ch1102chiou@...il.com>
To:	Christoph Hellwig <hch@...radead.org>
CC:	JBottomley@...allels.com, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [V2 PATCH 1/4] scsi:stex.c Support to Pegasus series.



On 11/12/2014 06:43 PM, Christoph Hellwig wrote:
>> +	u8  yellowstone;
>
> Calling this flag yellowstone seems a bit confusing as there already
> is a st_yel card type, and this only seems a subset of those.  Maybe
> a ->support_pm flag or similar would be useful?
>

OK, I'll modify it.

>> +	u32 subID;
>
> We don't use camelCaps, but I don't think you even need this variable at
> all..
>
>>
>>   	hba->cardtype = (unsigned int) id->driver_data;
>>   	ci = &stex_card_info[hba->cardtype];
>> +	subID = id->subdevice;
>> +	if ((subID == 0x4221 || subID == 0x4222 ||
>> +	    subID == 0x4223 || subID == 0x4224 ||
>> +	    subID == 0x4225 || subID == 0x4226 ||
>> +	    subID == 0x4227 || subID == 0x4261 ||
>> +	    subID == 0x4262 || subID == 0x4263 ||
>> +	    subID == 0x4264 || subID == 0x4265) &&
>> +	    (hba->cardtype == st_yel)) {
>> +		hba->yellowstone = 1;
>> +	} else if (hba->cardtype == st_yel) {
>> +		hba->yellowstone = 0;
>> +	}
>
> Just write this as
>
> 	switch (id->subdevice) {
> 	case 0x4221:
> 	case 0x4222:
> 	case 0x4223:
> 	case 0x4224:
> 	case 0x4225:
> 	case 0x4226:
> 	case 0x4227:
> 	case 0x4261:
> 	case 0x4262:
> 	case 0x4263:
> 	case 0x4264:
> 	case 0x4265:
> 		if (hba->cardtype == st_yel) {
> 			hba->supports_pm = 1;
> 			break;
> 		}
> 	default:
> 		hba->supports_pm = 0;
> 	}
>

OK, I'll correct this. Thank you!

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