linux-kernel - [PATCH 3/9] staging: r8188eu: reorder assignments, clarify the header format

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Message-Id: <20221106124901.720785-4-martin@kaiser.cx>
Date:   Sun,  6 Nov 2022 13:48:55 +0100
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>,
        Pavel Skripkin <paskripkin@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 3/9] staging: r8188eu: reorder assignments, clarify the header format

Reorder some of the assignments in update_recvframe_attrib_88e.

This should make it a bit easier to understand the format of the header
that is added by the chip's firmware.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/r8188eu/hal/rtl8188e_rxdesc.c | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/r8188eu/hal/rtl8188e_rxdesc.c b/drivers/staging/r8188eu/hal/rtl8188e_rxdesc.c
index 9a61eef8550b..d1ac2960f1c4 100644
--- a/drivers/staging/r8188eu/hal/rtl8188e_rxdesc.c
+++ b/drivers/staging/r8188eu/hal/rtl8188e_rxdesc.c
@@ -66,28 +66,25 @@ void update_recvframe_attrib_88e(struct recv_frame *precvframe, struct recv_stat
 
 	if (pattrib->pkt_rpt_type == NORMAL_RX) {
 		pattrib->pkt_len = le32_to_cpu(prxstat->rxdw0) & 0x00003fff;
+		pattrib->icv_err = (le32_to_cpu(prxstat->rxdw0) >> 15) & 0x1;
 		pattrib->drvinfo_sz = ((le32_to_cpu(prxstat->rxdw0) >> 16) & 0xf) * 8;
-
+		pattrib->encrypt = (u8)((le32_to_cpu(prxstat->rxdw0) >> 20) & 0x7);
+		pattrib->qos = (le32_to_cpu(prxstat->rxdw0) >> 23) & 0x1;
+		pattrib->shift_sz = (le32_to_cpu(prxstat->rxdw0) >> 24) & 0x3;
 		pattrib->physt = (le32_to_cpu(prxstat->rxdw0) >> 26) & 0x1;
-
 		pattrib->bdecrypted = (le32_to_cpu(prxstat->rxdw0) & BIT(27)) ? 0 : 1;
-		pattrib->encrypt = (le32_to_cpu(prxstat->rxdw0) >> 20) & 0x7;
 
-		pattrib->qos = (le32_to_cpu(prxstat->rxdw0) >> 23) & 0x1;
 		pattrib->priority = (le32_to_cpu(prxstat->rxdw1) >> 8) & 0xf;
-
 		pattrib->amsdu = (le32_to_cpu(prxstat->rxdw1) >> 13) & 0x1;
+		pattrib->mdata = (le32_to_cpu(prxstat->rxdw1) >> 26) & 0x1;
+		pattrib->mfrag = (le32_to_cpu(prxstat->rxdw1) >> 27) & 0x1;
 
 		pattrib->seq_num = le32_to_cpu(prxstat->rxdw2) & 0x00000fff;
 		pattrib->frag_num = (le32_to_cpu(prxstat->rxdw2) >> 12) & 0xf;
-		pattrib->mfrag = (le32_to_cpu(prxstat->rxdw1) >> 27) & 0x1;
-		pattrib->mdata = (le32_to_cpu(prxstat->rxdw1) >> 26) & 0x1;
 
 		pattrib->mcs_rate = le32_to_cpu(prxstat->rxdw3) & 0x3f;
 		pattrib->rxht = (le32_to_cpu(prxstat->rxdw3) >> 6) & 0x1;
 
-		pattrib->icv_err = (le32_to_cpu(prxstat->rxdw0) >> 15) & 0x1;
-		pattrib->shift_sz = (le32_to_cpu(prxstat->rxdw0) >> 24) & 0x3;
 	} else if (pattrib->pkt_rpt_type == TX_REPORT1) { /* CCX */
 		pattrib->pkt_len = TX_RPT1_PKT_LEN;
 	} else if (pattrib->pkt_rpt_type == TX_REPORT2) {
-- 
2.30.2