From f8c4bf89b91caa6b51348eaf4d0be9ca30b62d7e Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 8 Aug 2010 20:15:10 +0000 Subject: [PATCH] rtl8366: re-enable learning by default, disabling it broke switching functionality. add a configuration option for dynamically enabling/disabling this feature. based on patch from #7637 SVN-Revision: 22545 --- .../generic/files/drivers/net/phy/rtl8366rb.c | 50 +++++++++++++++++-- .../generic/files/drivers/net/phy/rtl8366s.c | 50 +++++++++++++++++-- 2 files changed, 92 insertions(+), 8 deletions(-) diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366rb.c b/target/linux/generic/files/drivers/net/phy/rtl8366rb.c index 659445a64cb..99d49c5b220 100644 --- a/target/linux/generic/files/drivers/net/phy/rtl8366rb.c +++ b/target/linux/generic/files/drivers/net/phy/rtl8366rb.c @@ -248,11 +248,11 @@ static int rtl8366rb_hw_init(struct rtl8366_smi *smi) /* enable all ports */ REG_WR(smi, RTL8366RB_PECR, 0); - /* disable learning for all ports */ - REG_WR(smi, RTL8366RB_SSCR0, RTL8366RB_PORT_ALL); + /* enable learning for all ports */ + REG_WR(smi, RTL8366RB_SSCR0, 0); - /* disable auto ageing for all ports */ - REG_WR(smi, RTL8366RB_SSCR1, RTL8366RB_PORT_ALL); + /* enable auto ageing for all ports */ + REG_WR(smi, RTL8366RB_SSCR1, 0); /* * discard VLAN tagged packets if the port is not a member of @@ -649,6 +649,41 @@ static int rtl8366rb_sw_set_vlan_enable(struct switch_dev *dev, return rtl8366rb_vlan_set_4ktable(smi, val->value.i); } +static int rtl8366rb_sw_get_learning_enable(struct switch_dev *dev, + const struct switch_attr *attr, + struct switch_val *val) +{ + struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev); + u32 data; + + rtl8366_smi_read_reg(smi, RTL8366RB_SSCR0, &data); + val->value.i = !data; + + return 0; +} + + +static int rtl8366rb_sw_set_learning_enable(struct switch_dev *dev, + const struct switch_attr *attr, + struct switch_val *val) +{ + struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev); + u32 portmask = 0; + int err = 0; + + if (!val->value.i) + portmask = RTL8366RB_PORT_ALL; + + /* set learning for all ports */ + REG_WR(smi, RTL8366RB_SSCR0, portmask); + + /* set auto ageing for all ports */ + REG_WR(smi, RTL8366RB_SSCR1, portmask); + + return 0; +} + + static const char *rtl8366rb_speed_str(unsigned speed) { switch (speed) { @@ -777,6 +812,13 @@ static int rtl8366rb_sw_reset_switch(struct switch_dev *dev) static struct switch_attr rtl8366rb_globals[] = { { + .type = SWITCH_TYPE_INT, + .name = "enable_learning", + .description = "Enable learning, enable aging", + .set = rtl8366rb_sw_set_learning_enable, + .get = rtl8366rb_sw_get_learning_enable, + .max = 1 + }, { .type = SWITCH_TYPE_INT, .name = "enable_vlan", .description = "Enable VLAN mode", diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366s.c b/target/linux/generic/files/drivers/net/phy/rtl8366s.c index 7aab8341cf5..abd2956deff 100644 --- a/target/linux/generic/files/drivers/net/phy/rtl8366s.c +++ b/target/linux/generic/files/drivers/net/phy/rtl8366s.c @@ -259,11 +259,11 @@ static int rtl8366s_hw_init(struct rtl8366_smi *smi) /* enable all ports */ REG_WR(smi, RTL8366S_PECR, 0); - /* disable learning for all ports */ - REG_WR(smi, RTL8366S_SSCR0, RTL8366S_PORT_ALL); + /* enable learning for all ports */ + REG_WR(smi, RTL8366S_SSCR0, 0); - /* disable auto ageing for all ports */ - REG_WR(smi, RTL8366S_SSCR1, RTL8366S_PORT_ALL); + /* enable auto ageing for all ports */ + REG_WR(smi, RTL8366S_SSCR1, 0); /* * discard VLAN tagged packets if the port is not a member of @@ -674,6 +674,41 @@ static int rtl8366s_sw_set_vlan_enable(struct switch_dev *dev, return rtl8366s_vlan_set_4ktable(smi, val->value.i); } +static int rtl8366s_sw_get_learning_enable(struct switch_dev *dev, + const struct switch_attr *attr, + struct switch_val *val) +{ + struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev); + u32 data; + + rtl8366_smi_read_reg(smi,RTL8366S_SSCR0, &data); + val->value.i = !data; + + return 0; +} + + +static int rtl8366s_sw_set_learning_enable(struct switch_dev *dev, + const struct switch_attr *attr, + struct switch_val *val) +{ + struct rtl8366_smi *smi = sw_to_rtl8366_smi(dev); + u32 portmask = 0; + int err = 0; + + if (!val->value.i) + portmask = RTL8366S_PORT_ALL; + + /* set learning for all ports */ + REG_WR(smi, RTL8366S_SSCR0, portmask); + + /* set auto ageing for all ports */ + REG_WR(smi, RTL8366S_SSCR1, portmask); + + return 0; +} + + static const char *rtl8366s_speed_str(unsigned speed) { switch (speed) { @@ -804,6 +839,13 @@ static int rtl8366s_sw_reset_switch(struct switch_dev *dev) static struct switch_attr rtl8366s_globals[] = { { + .type = SWITCH_TYPE_INT, + .name = "enable_learning", + .description = "Enable learning, enable aging", + .set = rtl8366s_sw_set_learning_enable, + .get = rtl8366s_sw_get_learning_enable, + .max = 1, + }, { .type = SWITCH_TYPE_INT, .name = "enable_vlan", .description = "Enable VLAN mode", -- 2.30.2