[PATCH 12/15] sis900: use IS_ENABLED() instead of checking for built-in or module

From: Javier Martinez Canillas
Date: Mon Sep 12 2016 - 10:06:33 EST


The IS_ENABLED() macro checks if a Kconfig symbol has been enabled either
built-in or as a module, use that macro instead of open coding the same.

Using the macro makes the code more readable by helping abstract away some
of the Kconfig built-in and module enable details.

Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
---

drivers/net/ethernet/sis/sis900.c | 4 ++--
drivers/net/ethernet/sis/sis900.h | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/sis/sis900.c b/drivers/net/ethernet/sis/sis900.c
index 95001ee408ab..6f85276376e8 100644
--- a/drivers/net/ethernet/sis/sis900.c
+++ b/drivers/net/ethernet/sis/sis900.c
@@ -1426,7 +1426,7 @@ static void sis900_set_mode(struct sis900_private *sp, int speed, int duplex)
rx_flags |= RxATX;
}

-#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
+#if IS_ENABLED(CONFIG_VLAN_8021Q)
/* Can accept Jumbo packet */
rx_flags |= RxAJAB;
#endif
@@ -1750,7 +1750,7 @@ static int sis900_rx(struct net_device *net_dev)
data_size = rx_status & DSIZE;
rx_size = data_size - CRC_SIZE;

-#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
+#if IS_ENABLED(CONFIG_VLAN_8021Q)
/* ``TOOLONG'' flag means jumbo packet received. */
if ((rx_status & TOOLONG) && data_size <= MAX_FRAME_SIZE)
rx_status &= (~ ((unsigned int)TOOLONG));
diff --git a/drivers/net/ethernet/sis/sis900.h b/drivers/net/ethernet/sis/sis900.h
index 7d430d322931..f0da3dc52c01 100644
--- a/drivers/net/ethernet/sis/sis900.h
+++ b/drivers/net/ethernet/sis/sis900.h
@@ -310,7 +310,7 @@ enum sis630_revision_id {
#define CRC_SIZE 4
#define MAC_HEADER_SIZE 14

-#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
+#if IS_ENABLED(CONFIG_VLAN_8021Q)
#define MAX_FRAME_SIZE (1518 + 4)
#else
#define MAX_FRAME_SIZE 1518
--
2.7.4