linux-kernel - Re: [Outreachy kernel] [PATCH] Staging: rtl8723bs: sdio

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Date:   Wed, 11 Mar 2020 10:26:29 -0700
From:   Joe Perches <joe@...ches.com>
To:     Shreeya Patel <shreeya.patel23498@...il.com>,
        gregkh@...uxfoundation.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, outreachy-kernel@...glegroups.com,
        sbrivio@...hat.com, daniel.baluta@...il.com,
        nramas@...ux.microsoft.com, hverkuil@...all.nl,
        Larry.Finger@...inger.net
Subject: Re: [Outreachy kernel] [PATCH] Staging: rtl8723bs: sdio_halinit:
 Remove unnecessary conditions

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.

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;