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authorAndrew Lunn <andrew@lunn.ch>2015-03-27 04:36:41 +0300
committerDavid S. Miller <davem@davemloft.net>2015-03-29 23:23:56 +0300
commit464caa2f5ba8d937ce3d434b1be4179fefb011e5 (patch)
tree1ccfbba4633644c16520e991fb243158e4e7d27b /drivers/net/dsa/mv88e6171.c
parenta8f064c602cf0170d41274e173a26151d7520dbe (diff)
downloadlinux-464caa2f5ba8d937ce3d434b1be4179fefb011e5.tar.xz
net: dsa: mv88e6171: Add defines for switch product IDs
Make the code more readable by using defines for the switch IDs. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6171.c')
-rw-r--r--drivers/net/dsa/mv88e6171.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c
index 6ce6a3ea1b8d..54ebfed1b938 100644
--- a/drivers/net/dsa/mv88e6171.c
+++ b/drivers/net/dsa/mv88e6171.c
@@ -17,6 +17,10 @@
#include <net/dsa.h>
#include "mv88e6xxx.h"
+/* Switch product IDs */
+#define ID_6171 0x1710
+#define ID_6172 0x1720
+
static char *mv88e6171_probe(struct device *host_dev, int sw_addr)
{
struct mii_bus *bus = dsa_host_dev_to_mii_bus(host_dev);
@@ -27,9 +31,9 @@ static char *mv88e6171_probe(struct device *host_dev, int sw_addr)
ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), 0x03);
if (ret >= 0) {
- if ((ret & 0xfff0) == 0x1710)
+ if ((ret & 0xfff0) == ID_6171)
return "Marvell 88E6171";
- if ((ret & 0xfff0) == 0x1720)
+ if ((ret & 0xfff0) == ID_6172)
return "Marvell 88E6172";
}