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authorGabor Juhos <juhosg@openwrt.org>2012-04-25 13:02:11 +0000
committerGabor Juhos <juhosg@openwrt.org>2012-04-25 13:02:11 +0000
commita447f1810c0e3d74e8eeaf0b6eea8b712f026338 (patch)
tree09c1a6ddb2f5c5b443152afb3240b947c2a17725 /target/linux/ar71xx
parentcad1fa359d0944701d3113df591c5cedeb94627a (diff)
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ar71xx: enable MIB counters in the built-in switch of the AR934x
SVN-Revision: 31476
Diffstat (limited to 'target/linux/ar71xx')
-rw-r--r--target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
index b303113598..fc8b6d53eb 100644
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
@@ -83,6 +83,7 @@
#define AR7240_MIB_AT_HALF_EN BIT(16)
#define AR7240_MIB_BUSY BIT(17)
#define AR7240_MIB_FUNC_S 24
+#define AR7240_MIB_FUNC_M BITM(3)
#define AR7240_MIB_FUNC_NO_OP 0x0
#define AR7240_MIB_FUNC_FLUSH 0x1
#define AR7240_MIB_FUNC_CAPTURE 0x3
@@ -218,6 +219,8 @@
#define AR934X_AT_CTRL_AGE_EN BIT(17)
#define AR934X_AT_CTRL_LEARN_CHANGE BIT(18)
+#define AR934X_MIB_ENABLE BIT(30)
+
#define AR934X_REG_PORT_BASE(_port) (0x100 + (_port) * 0x100)
#define AR934X_REG_PORT_VLAN1(_port) (AR934X_REG_PORT_BASE((_port)) + 0x08)
@@ -517,8 +520,9 @@ static int ar7240sw_capture_stats(struct ar7240sw *as)
write_lock(&as->stats_lock);
/* Capture the hardware statistics for all ports */
- ar7240sw_reg_write(mii, AR7240_REG_MIB_FUNCTION0,
- (AR7240_MIB_FUNC_CAPTURE << AR7240_MIB_FUNC_S));
+ ar7240sw_reg_rmw(mii, AR7240_REG_MIB_FUNCTION0,
+ (AR7240_MIB_FUNC_M << AR7240_MIB_FUNC_S),
+ (AR7240_MIB_FUNC_CAPTURE << AR7240_MIB_FUNC_S));
/* Wait for the capturing to complete. */
ret = ar7240sw_reg_wait(mii, AR7240_REG_MIB_FUNCTION0,
@@ -579,6 +583,11 @@ static void ar7240sw_setup(struct ar7240sw *as)
/* Enable Broadcast frames transmitted to the CPU */
ar7240sw_reg_set(mii, AR934X_REG_FLOOD_MASK,
AR934X_FLOOD_MASK_BC_DP(0));
+
+ /* Enable MIB counters */
+ ar7240sw_reg_set(mii, AR7240_REG_MIB_FUNCTION0,
+ AR934X_MIB_ENABLE);
+
} else {
/* Enable ARP frame acknowledge, aging, MAC replacing */
ar7240sw_reg_write(mii, AR7240_REG_AT_CTRL,