linux-kernel - [PATCH] staging: vt6656: Use BIT() macro in vnt_mac_reg_bits

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Message-Id: <20200320181326.12156-1-oscar.carter@gmx.com>
Date:   Fri, 20 Mar 2020 19:13:26 +0100
From:   Oscar Carter <oscar.carter@....com>
To:     Forest Bond <forest@...ttletooquiet.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Amir Mahdi Ghorbanian <indigoomega021@...il.com>,
        Oscar Carter <oscar.carter@....com>,
        Quentin Deslandes <quentin.deslandes@...ev.co.uk>,
        Malcolm Priestley <tvboxspy@...il.com>,
        Colin Ian King <colin.king@...onical.com>,
        Gabriela Bittencourt <gabrielabittencourt00@...il.com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: vt6656: Use BIT() macro in vnt_mac_reg_bits_* functions

The last parameter in the functions vnt_mac_reg_bits_on and
vnt_mac_reg_bits_off defines the bits to set or unset. So, it's more
clear to use the BIT() macro instead of an hexadecimal value.

Signed-off-by: Oscar Carter <oscar.carter@....com>
---
 drivers/staging/vt6656/baseband.c | 5 +++--
 drivers/staging/vt6656/card.c     | 4 +++-
 drivers/staging/vt6656/main_usb.c | 3 ++-
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/vt6656/baseband.c b/drivers/staging/vt6656/baseband.c
index f18e059ce66b..a29d9f4f575e 100644
--- a/drivers/staging/vt6656/baseband.c
+++ b/drivers/staging/vt6656/baseband.c
@@ -22,6 +22,7 @@
  *
  */

+#include <linux/bits.h>
 #include "mac.h"
 #include "baseband.h"
 #include "rf.h"
@@ -468,7 +469,7 @@ int vnt_vt3184_init(struct vnt_private *priv)
 		if (ret)
 			goto end;

-		ret = vnt_mac_reg_bits_on(priv, MAC_REG_PAPEDELAY, 0x01);
+		ret = vnt_mac_reg_bits_on(priv, MAC_REG_PAPEDELAY, BIT(0));
 		if (ret)
 			goto end;
 	} else if (priv->rf_type == RF_VT3226D0) {
@@ -477,7 +478,7 @@ int vnt_vt3184_init(struct vnt_private *priv)
 		if (ret)
 			goto end;

-		ret = vnt_mac_reg_bits_on(priv, MAC_REG_PAPEDELAY, 0x01);
+		ret = vnt_mac_reg_bits_on(priv, MAC_REG_PAPEDELAY, BIT(0));
 		if (ret)
 			goto end;
 	}
diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c
index 7958fc165462..dc3ab10eb630 100644
--- a/drivers/staging/vt6656/card.c
+++ b/drivers/staging/vt6656/card.c
@@ -26,6 +26,7 @@
  *
  */

+#include <linux/bits.h>
 #include "device.h"
 #include "card.h"
 #include "baseband.h"
@@ -63,7 +64,8 @@ void vnt_set_channel(struct vnt_private *priv, u32 connection_channel)
 	vnt_mac_reg_bits_on(priv, MAC_REG_MACCR, MACCR_CLRNAV);

 	/* Set Channel[7] = 0 to tell H/W channel is changing now. */
-	vnt_mac_reg_bits_off(priv, MAC_REG_CHANNEL, 0xb0);
+	vnt_mac_reg_bits_off(priv, MAC_REG_CHANNEL,
+			     (BIT(7) | BIT(5) | BIT(4)));

 	vnt_control_out(priv, MESSAGE_TYPE_SELECT_CHANNEL,
 			connection_channel, 0, 0, NULL);
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 5e48b3ddb94c..1196b6e28c22 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -21,6 +21,7 @@
  */
 #undef __NO_VERSION__

+#include <linux/bits.h>
 #include <linux/etherdevice.h>
 #include <linux/file.h>
 #include "device.h"
@@ -370,7 +371,7 @@ static int vnt_init_registers(struct vnt_private *priv)
 	if (ret)
 		goto end;

-	ret = vnt_mac_reg_bits_on(priv, MAC_REG_GPIOCTL0, 0x01);
+	ret = vnt_mac_reg_bits_on(priv, MAC_REG_GPIOCTL0, BIT(0));
 	if (ret)
 		goto end;

--
2.20.1