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Date:   Sun, 17 Oct 2021 13:23:56 +0200
From:   Martin Kaiser <lists@...ser.cx>
To:     Michael Straube <straube.linux@...il.com>
Cc:     gregkh@...uxfoundation.org, Larry.Finger@...inger.net,
        phil@...lpotter.co.uk, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: r8188eu: remove unused constants and variables

Thus wrote Michael Straube (straube.linux@...il.com):

> Remove some unused constants and variables that are left over from
> previous cleanup patches.

> Suggested-by: Martin Kaiser <martin@...ser.cx>
> Signed-off-by: Michael Straube <straube.linux@...il.com>
> ---
>  drivers/staging/r8188eu/hal/odm.c          |  8 --------
>  drivers/staging/r8188eu/hal/odm_HWConfig.c |  3 ---
>  drivers/staging/r8188eu/include/odm.h      | 17 -----------------
>  3 files changed, 28 deletions(-)

> diff --git a/drivers/staging/r8188eu/hal/odm.c b/drivers/staging/r8188eu/hal/odm.c
> index 0987ff3e382a..fc425d359b15 100644
> --- a/drivers/staging/r8188eu/hal/odm.c
> +++ b/drivers/staging/r8188eu/hal/odm.c
> @@ -979,14 +979,6 @@ void ODM_TXPowerTrackingCheck(struct odm_dm_struct *pDM_Odm)
>  	}
>  }

> -/* antenna mapping info */
> -/*  1: right-side antenna */
> -/*  2/0: left-side antenna */
> -/* PDM_SWAT_Table->CCK_Ant1_Cnt /OFDM_Ant1_Cnt:  for right-side antenna:   Ant:1    RxDefaultAnt1 */
> -/* PDM_SWAT_Table->CCK_Ant2_Cnt /OFDM_Ant2_Cnt:  for left-side antenna:     Ant:0    RxDefaultAnt2 */
> -/*  We select left antenna as default antenna in initial process, modify it as needed */
> -/*  */
> -
>  void odm_InitHybridAntDiv(struct odm_dm_struct *pDM_Odm)
>  {
>  	if (!(pDM_Odm->SupportAbility & ODM_BB_ANT_DIV))
> diff --git a/drivers/staging/r8188eu/hal/odm_HWConfig.c b/drivers/staging/r8188eu/hal/odm_HWConfig.c
> index 3d639b2720b2..af28af6f66d7 100644
> --- a/drivers/staging/r8188eu/hal/odm_HWConfig.c
> +++ b/drivers/staging/r8188eu/hal/odm_HWConfig.c
> @@ -58,7 +58,6 @@ static void odm_RxPhyStatus92CSeries_Parsing(struct odm_dm_struct *dm_odm,
>  			struct odm_per_pkt_info *pPktinfo,
>  			struct adapter *adapt)
>  {
> -	struct sw_ant_switch *pDM_SWAT_Table = &dm_odm->DM_SWAT_Table;
>  	u8 i, Max_spatial_stream;
>  	s8 rx_pwr[4], rx_pwr_all = 0;
>  	u8 EVM, PWDB_ALL = 0, PWDB_ALL_BT;
> @@ -224,8 +223,6 @@ static void odm_RxPhyStatus92CSeries_Parsing(struct odm_dm_struct *dm_odm,
>  			pPhyInfo->SignalStrength = (u8)(odm_SignalScaleMapping(dm_odm, total_rssi /= rf_rx_num));
>  	}

> -	/* For 92C/92D HW (Hybrid) Antenna Diversity */
> -	pDM_SWAT_Table->antsel = pPhyStaRpt->ant_sel;
>  	/* For 88E HW Antenna Diversity */
>  	dm_odm->DM_FatTable.antsel_rx_keep_0 = pPhyStaRpt->ant_sel;
>  	dm_odm->DM_FatTable.antsel_rx_keep_1 = pPhyStaRpt->ant_sel_b;
> diff --git a/drivers/staging/r8188eu/include/odm.h b/drivers/staging/r8188eu/include/odm.h
> index 841603b341bd..f1ea9fa89a26 100644
> --- a/drivers/staging/r8188eu/include/odm.h
> +++ b/drivers/staging/r8188eu/include/odm.h
> @@ -111,12 +111,6 @@ struct rx_hpc {

>  #define ODM_ASSOCIATE_ENTRY_NUM	32 /*  Max size of AsocEntry[]. */

> -/*  This indicates two different steps. */
> -/*  Using SWAW_STEP_PEAK, driver needs to switch antenna and listen to
> - *  the signal on the air. */
> -
> -#define SWAW_STEP_PEAK		0
> -
>  struct sw_ant_switch {
>  	u8	try_flag;
>  	s32	PreRSSI;
> @@ -131,8 +125,6 @@ struct sw_ant_switch {
>  	/*  Before link Antenna Switch check */
>  	u8	SWAS_NoLink_State;
>  	u32	SWAS_NoLink_BK_Reg860;
> -	bool	ANTA_ON;	/* To indicate Ant A is or not */
> -	bool	ANTB_ON;	/* To indicate Ant B is on or not */

>  	s32	RSSI_sum_A;
>  	s32	RSSI_sum_B;
> @@ -146,16 +138,8 @@ struct sw_ant_switch {
>  	u64	RXByteCnt_B;
>  	u8	TrafficLoad;
>  	struct timer_list SwAntennaSwitchTimer;
> -	/* Hybrid Antenna Diversity */
> -	u32	CCK_Ant1_Cnt[ODM_ASSOCIATE_ENTRY_NUM];
> -	u32	CCK_Ant2_Cnt[ODM_ASSOCIATE_ENTRY_NUM];
> -	u32	OFDM_Ant1_Cnt[ODM_ASSOCIATE_ENTRY_NUM];
> -	u32	OFDM_Ant2_Cnt[ODM_ASSOCIATE_ENTRY_NUM];
> -	u32	RSSI_Ant1_Sum[ODM_ASSOCIATE_ENTRY_NUM];
> -	u32	RSSI_Ant2_Sum[ODM_ASSOCIATE_ENTRY_NUM];
>  	u8	TxAnt[ODM_ASSOCIATE_ENTRY_NUM];
>  	u8	TargetSTA;
> -	u8	antsel;
>  	u8	RxIdleAnt;
>  };

> @@ -574,7 +558,6 @@ enum ant_div_type {
>  	CGCS_RX_HW_ANTDIV		= 0x02,
>  	FIXED_HW_ANTDIV			= 0x03,
>  	CG_TRX_SMART_ANTDIV		= 0x04,
> -	CGCS_RX_SW_ANTDIV		= 0x05,
>  };

>  /* Copy from SD4 defined structure. We use to support PHY DM integration. */
> -- 
> 2.33.0

Hi Michael,

Looks good, thanks.

Acked-by: Martin Kaiser <martin@...ser.cx>

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