Re: [Outreachy kernel] [PATCH] Staging: rtl8723bs: sdio_halinit: Remove unnecessary conditions

From: Shreeya Patel
Date: Wed Mar 11 2020 - 18:29:02 EST


Hey Joe,

On March 11, 2020 10:56:29 PM GMT+05:30, Joe Perches <joe@xxxxxxxxxxx> wrote:
>On Wed, 2020-03-11 at 19:08 +0530, Shreeya Patel wrote:
>> Remove if and else conditions since both are leading to the
>> initialization of "valueDMATimeout" and "valueDMAPageCount" with
>> the same value.
>
>You might consider removing the
> /* Timeout value is calculated by 34 / (2^n) */
>comment entirely as it doesn't make much sense.
>

You want me to remove the other comments as well?
Since Julia suggested in another email that the comments are not useful if we are removing the condition since they were applied to only one branch ( i.e. "if" branch )


Thanks

>For what N is "(34 / (2 ^ N))" = 6 ?
>
>> diff --git a/drivers/staging/rtl8723bs/hal/sdio_halinit.c
>b/drivers/staging/rtl8723bs/hal/sdio_halinit.c
>[]
>> @@ -551,18 +551,11 @@ static void HalRxAggr8723BSdio(struct adapter
>*padapter)
>>
>> pregistrypriv = &padapter->registrypriv;
>>
>> - if (pregistrypriv->wifi_spec) {
>> - /* 2010.04.27 hpfan */
>> - /* Adjust RxAggrTimeout to close to zero disable RxAggr,
>suggested by designer */
>> - /* Timeout value is calculated by 34 / (2^n) */
>> - valueDMATimeout = 0x06;
>> - valueDMAPageCount = 0x06;
>> - } else {
>> - /* 20130530, Isaac@SD1 suggest 3 kinds of parameter */
>> - /* TX/RX Balance */
>> - valueDMATimeout = 0x06;
>> - valueDMAPageCount = 0x06;
>> - }
>> + /* 2010.04.27 hpfan */
>> + /* Adjust RxAggrTimeout to close to zero disable RxAggr, suggested
>by designer */
>> + /* Timeout value is calculated by 34 / (2^n) */
>> + valueDMATimeout = 0x06;
>> + valueDMAPageCount = 0x06;

--
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