linux-kernel - [PATCH 1/4] staging: r8188eu: use ieee80211 helper to read the qos tid

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Message-Id: <20220413200742.276806-2-martin@kaiser.cx>
Date:   Wed, 13 Apr 2022 22:07:39 +0200
From:   Martin Kaiser <martin@...ser.cx>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Larry Finger <Larry.Finger@...inger.net>,
        Phillip Potter <phil@...lpotter.co.uk>,
        Michael Straube <straube.linux@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 1/4] staging: r8188eu: use ieee80211 helper to read the qos tid

Replace the driver-specific GetPriority macro with ieee80211_get_tid,
which does exactly the same thing.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/r8188eu/core/rtw_recv.c | 2 +-
 drivers/staging/r8188eu/include/wifi.h  | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_recv.c b/drivers/staging/r8188eu/core/rtw_recv.c
index 91a6e0f035f4..16224476d18a 100644
--- a/drivers/staging/r8188eu/core/rtw_recv.c
+++ b/drivers/staging/r8188eu/core/rtw_recv.c
@@ -978,7 +978,7 @@ static int validate_recv_data_frame(struct adapter *adapter,
 	pattrib->ack_policy = 0;
 	/* parsing QC field */
 	if (pattrib->qos) {
-		pattrib->priority = GetPriority((ptr + 24));
+		pattrib->priority = ieee80211_get_tid(hdr);
 		pattrib->ack_policy = GetAckpolicy((ptr + 24));
 		pattrib->amsdu = GetAMsdu((ptr + 24));
 		pattrib->hdrlen = 26;
diff --git a/drivers/staging/r8188eu/include/wifi.h b/drivers/staging/r8188eu/include/wifi.h
index b26770e91fc0..0254310bdf44 100644
--- a/drivers/staging/r8188eu/include/wifi.h
+++ b/drivers/staging/r8188eu/include/wifi.h
@@ -211,8 +211,6 @@ enum WIFI_REG_DOMAIN {
 #define SetPriority(pbuf, tid)	\
 	*(__le16 *)(pbuf) |= cpu_to_le16(tid & 0xf)
 
-#define GetPriority(pbuf)	((le16_to_cpu(*(__le16 *)(pbuf))) & 0xf)
-
 #define SetEOSP(pbuf, eosp)	\
 		*(__le16 *)(pbuf) |= cpu_to_le16((eosp & 1) << 4)
 
-- 
2.30.2