linux-kernel - [PATCH 6/9] staging:r8188eu: refactor rtw_update_ht_cap()

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Message-Id: <20170214222532.6447-6-insafonov@gmail.com>
Date:   Wed, 15 Feb 2017 01:25:29 +0300
From:   Ivan Safonov <insafonov@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Scott Matheina <scott@...heina.com>,
        Claudiu Beznea <claudiu.beznea@...il.com>,
        sayli karnik <karniksayli1995@...il.com>,
        Luca Ceresoli <luca@...aceresoli.net>,
        Jacky Boen <aqiank@...il.com>,
        Victor Carvajal <carva005@...il.com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Ivan Safonov <insafonov@...il.com>
Subject: [PATCH 6/9] staging:r8188eu: refactor rtw_update_ht_cap() - remove rtw_hal_get_hwreg() call

rtw_hal_get_hwreg(..., HW_VAR_RF_TYPE,...) always return RF_1T1R value.
Replace the function call with RF_1T1R value and refactor rtw_update_ht_cap().

Signed-off-by: Ivan Safonov <insafonov@...il.com>
---
 drivers/staging/rtl8188eu/core/rtw_mlme.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme.c b/drivers/staging/rtl8188eu/core/rtw_mlme.c
index a719289..0ac63a6 100644
--- a/drivers/staging/rtl8188eu/core/rtw_mlme.c
+++ b/drivers/staging/rtl8188eu/core/rtw_mlme.c
@@ -2018,17 +2018,10 @@ void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len)
 	    (le16_to_cpu(pmlmeinfo->HT_caps.cap_info) & BIT(1)) &&
 	    (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
 		int i;
-		u8	rf_type;
-
-		rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
 
 		/* update the MCS rates */
-		for (i = 0; i < 16; i++) {
-			if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
-				((u8 *)&pmlmeinfo->HT_caps.mcs)[i] &= MCS_rate_1R[i];
-			else
-				((u8 *)&pmlmeinfo->HT_caps.mcs)[i] &= MCS_rate_2R[i];
-		}
+		for (i = 0; i < 16; i++)
+			((u8 *)&pmlmeinfo->HT_caps.mcs)[i] &= MCS_rate_1R[i];
 		/* switch to the 40M Hz mode according to the AP */
 		pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
 		switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
-- 
2.10.2