linux-kernel - [PATCH v2 4/5] staging: vt6655: Replace MACvTransmit0 with function vt6655_mac_dma

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Date:   Fri, 29 Jul 2022 10:14:46 +0200
From:   Philipp Hortmann <philipp.g.hortmann@...il.com>
To:     Forest Bond <forest@...ttletooquiet.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: [PATCH v2 4/5] staging: vt6655: Replace MACvTransmit0 with function
 vt6655_mac_dma_ctl

Convert macro MACvTransmit0 to existing static function. This saves
codelines and multiline macros are not liked by kernel community.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@...il.com>
---
V1 -> V2: Improved description
---
 drivers/staging/vt6655/device_main.c |  2 +-
 drivers/staging/vt6655/mac.h         | 10 ----------
 2 files changed, 1 insertion(+), 11 deletions(-)

diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index 554531411dad..c0a00063e4d1 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1231,7 +1231,7 @@ static int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)
 	if (head_td->td_info->flags & TD_FLAGS_NETIF_SKB)
 		MACvTransmitAC0(priv->port_offset);
 	else
-		MACvTransmit0(priv->port_offset);
+		vt6655_mac_dma_ctl(priv->port_offset, MAC_REG_TXDMACTL0);
 
 	priv->iTDUsed[dma_idx]++;
 
diff --git a/drivers/staging/vt6655/mac.h b/drivers/staging/vt6655/mac.h
index 5a473ca393f2..be33da59dd84 100644
--- a/drivers/staging/vt6655/mac.h
+++ b/drivers/staging/vt6655/mac.h
@@ -537,16 +537,6 @@
 
 /*---------------------  Export Macros ------------------------------*/
 
-#define MACvTransmit0(iobase)						\
-do {									\
-	unsigned long dwData;						\
-	dwData = ioread32(iobase + MAC_REG_TXDMACTL0);			\
-	if (dwData & DMACTL_RUN)					\
-		iowrite32(DMACTL_WAKE, iobase + MAC_REG_TXDMACTL0);	\
-	else								\
-		iowrite32(DMACTL_RUN, iobase + MAC_REG_TXDMACTL0);	\
-} while (0)
-
 #define MACvTransmitAC0(iobase)					\
 do {									\
 	unsigned long dwData;						\
-- 
2.37.1