linux-kernel - [PATCH 2/5] staging: r8188eu: remove rf_type from issue

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Message-Id: <20211125195936.10060-3-straube.linux@gmail.com>
Date:   Thu, 25 Nov 2021 20:59:33 +0100
From:   Michael Straube <straube.linux@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     Larry.Finger@...inger.net, phil@...lpotter.co.uk,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Michael Straube <straube.linux@...il.com>
Subject: [PATCH 2/5] staging: r8188eu: remove rf_type from issue_assocreq()

rf_type is always RF_1T1R. Remove it from issue_assocreq() and remove
related dead code.

Signed-off-by: Michael Straube <straube.linux@...il.com>
---
 drivers/staging/r8188eu/core/rtw_mlme_ext.c | 25 +++++----------------
 1 file changed, 5 insertions(+), 20 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
index 55c3d4a6faeb..bb0b565833cb 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
@@ -5060,7 +5060,7 @@ void issue_assocreq(struct adapter *padapter)
 	__le16 *fctrl;
 	__le16		le_tmp;
 	unsigned int	i, j, ie_len, index = 0;
-	unsigned char	rf_type, bssrate[NumRates], sta_bssrate[NumRates];
+	unsigned char bssrate[NumRates], sta_bssrate[NumRates];
 	struct ndis_802_11_var_ie *pIE;
 	struct registry_priv	*pregpriv = &padapter->registrypriv;
 	struct xmit_priv		*pxmitpriv = &padapter->xmitpriv;
@@ -5185,25 +5185,10 @@ void issue_assocreq(struct adapter *padapter)
 			/* todo: disable SM power save mode */
 			pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x000c);
 
-			GetHwReg8188EU(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
-			switch (rf_type) {
-			case RF_1T1R:
-				if (pregpriv->rx_stbc)
-					pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0100);/* RX STBC One spatial stream */
-				memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_1R, 16);
-				break;
-			case RF_2T2R:
-			case RF_1T2R:
-			default:
-				if ((pregpriv->rx_stbc == 0x3) ||/* enable for 2.4/5 GHz */
-				    ((pmlmeext->cur_wireless_mode & WIRELESS_11_24N) && (pregpriv->rx_stbc == 0x1)) || /* enable for 2.4GHz */
-				    (pregpriv->wifi_spec == 1)) {
-					DBG_88E("declare supporting RX STBC\n");
-					pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0200);/* RX STBC two spatial stream */
-				}
-				memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_2R, 16);
-				break;
-			}
+			if (pregpriv->rx_stbc)
+				pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0100);/* RX STBC One spatial stream */
+			memcpy(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_rate_1R, 16);
+
 			pframe = rtw_set_ie(pframe, _HT_CAPABILITY_IE_, ie_len, (u8 *)(&pmlmeinfo->HT_caps), &pattrib->pktlen);
 		}
 	}
-- 
2.33.1