linux-kernel - Re: [PATCH 2/5] staging: r8188eu: odm_rate

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Date:   Wed, 20 Oct 2021 22:06:33 +0100
From:   Phillip Potter <phil@...lpotter.co.uk>
To:     Martin Kaiser <martin@...ser.cx>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Larry Finger <Larry.Finger@...inger.net>,
        Michael Straube <straube.linux@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] staging: r8188eu: odm_rate_adapt Type is constant

On Wed, Oct 20, 2021 at 09:53:58PM +0200, Martin Kaiser wrote:
> Type in struct odm_rate_adapt is always DM_Type_ByDriver.
> Therefore, bUseRAMask is always true.
> 
> Remove the constant components, unused defines and dead code.
> 
> Signed-off-by: Martin Kaiser <martin@...ser.cx>
> ---
>  drivers/staging/r8188eu/hal/odm.c     | 9 ---------
>  drivers/staging/r8188eu/include/odm.h | 6 ------
>  2 files changed, 15 deletions(-)
> 
> diff --git a/drivers/staging/r8188eu/hal/odm.c b/drivers/staging/r8188eu/hal/odm.c
> index 47d8cdf1c3e8..67cf8f7baba5 100644
> --- a/drivers/staging/r8188eu/hal/odm.c
> +++ b/drivers/staging/r8188eu/hal/odm.c
> @@ -669,12 +669,6 @@ void odm_RateAdaptiveMaskInit(struct odm_dm_struct *pDM_Odm)
>  {
>  	struct odm_rate_adapt *pOdmRA = &pDM_Odm->RateAdaptive;
>  
> -	pOdmRA->Type = DM_Type_ByDriver;
> -	if (pOdmRA->Type == DM_Type_ByDriver)
> -		pDM_Odm->bUseRAMask = true;
> -	else
> -		pDM_Odm->bUseRAMask = false;
> -
>  	pOdmRA->RATRState = DM_RATR_STA_INIT;
>  	pOdmRA->HighRSSIThresh = 50;
>  	pOdmRA->LowRSSIThresh = 20;
> @@ -755,9 +749,6 @@ void odm_RefreshRateAdaptiveMask(struct odm_dm_struct *pDM_Odm)
>  	if (pAdapter->bDriverStopped)
>  		return;
>  
> -	if (!pDM_Odm->bUseRAMask)
> -		return;
> -
>  	for (i = 0; i < ODM_ASSOCIATE_ENTRY_NUM; i++) {
>  		struct sta_info *pstat = pDM_Odm->pODM_StaInfo[i];
>  		if (IS_STA_VALID(pstat)) {
> diff --git a/drivers/staging/r8188eu/include/odm.h b/drivers/staging/r8188eu/include/odm.h
> index 1fc90a8dc063..f08655208b32 100644
> --- a/drivers/staging/r8188eu/include/odm.h
> +++ b/drivers/staging/r8188eu/include/odm.h
> @@ -150,7 +150,6 @@ struct edca_turbo {
>  };
>  
>  struct odm_rate_adapt {
> -	u8	Type;		/*  DM_Type_ByFW/DM_Type_ByDriver */
>  	u8	HighRSSIThresh;	/*  if RSSI > HighRSSIThresh	=> RATRState is DM_RATR_STA_HIGH */
>  	u8	LowRSSIThresh;	/*  if RSSI <= LowRSSIThresh	=> RATRState is DM_RATR_STA_LOW */
>  	u8	RATRState;	/*  Current RSSI level, DM_RATR_STA_HIGH/DM_RATR_STA_MIDDLE/DM_RATR_STA_LOW */
> @@ -165,8 +164,6 @@ struct odm_rate_adapt {
>  #define AVG_THERMAL_NUM		8
>  #define IQK_Matrix_REG_NUM	8
>  
> -#define	DM_Type_ByDriver	1
> -
>  struct odm_phy_dbg_info {
>  	/* ODM Write,debug info */
>  	s8	RxSNRdB[MAX_PATH_NUM_92CS];
> @@ -586,9 +583,6 @@ struct odm_dm_struct {
>  	bool	bPSDinProcess;
>  	bool	bDMInitialGainEnable;
>  
> -	/* for rate adaptive, in fact,  88c/92c fw will handle this */
> -	u8	bUseRAMask;
> -
>  	struct odm_rate_adapt RateAdaptive;
>  
>  	struct odm_rf_cal RFCalibrateInfo;
> -- 
> 2.20.1
> 

Looks good.

Acked-by: Phillip Potter <phil@...lpotter.co.uk>

Regards,
Phil