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realtek: Add L2 aging configuration functions for all SoC families 

Instead of a generic L2 aging configuration function with complex
logic, we implement an individual function for all SoC types.

Signed-off-by: Sebastian Gottschall <s.gottschall@dd-wrt.com>
Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
This commit is contained in:
Birger Koblitz 2022-01-18 20:53:31 +01:00 committed by Daniel Golle
parent f3c5e7ddcc
commit 9d396fc1e8
6 changed files with 58 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/dsa.c
View File

@ -1039,25 +1039,11 @@ static int rtl93xx_get_mac_eee(struct dsa_switch *ds, int port,
return 0;
}
/*
* Set Switch L2 Aging time, t is time in milliseconds
* t = 0: aging is disabled
*/
static int rtl83xx_set_l2aging(struct dsa_switch *ds, u32 t)
static int rtl83xx_set_ageing_time(struct dsa_switch *ds, unsigned int msec)
{
struct rtl838x_switch_priv *priv = ds->priv;
int t_max = priv->family_id == RTL8380_FAMILY_ID ? 0x7fffff : 0x1FFFFF;
/* Convert time in mseconds to internal value */
if (t > 0x10000000) { /* Set to maximum */
t = t_max;
} else {
if (priv->family_id == RTL8380_FAMILY_ID)
t = ((t * 625) / 1000 + 127) / 128;
else
t = (t * 5 + 2) / 3;
}
sw_w32(t, priv->r->l2_ctrl_1);
priv->r->set_ageing_time(msec);
return 0;
}
@ -2137,7 +2123,7 @@ const struct dsa_switch_ops rtl83xx_switch_ops = {
.get_mac_eee = rtl83xx_get_mac_eee,
.set_mac_eee = rtl83xx_set_mac_eee,
.set_ageing_time = rtl83xx_set_l2aging,
.set_ageing_time = rtl83xx_set_ageing_time,
.port_bridge_join = rtl83xx_port_bridge_join,
.port_bridge_leave = rtl83xx_port_bridge_leave,
.port_stp_state_set = rtl83xx_port_stp_state_set,
@ -2190,7 +2176,7 @@ const struct dsa_switch_ops rtl930x_switch_ops = {
.get_mac_eee = rtl93xx_get_mac_eee,
.set_mac_eee = rtl83xx_set_mac_eee,
.set_ageing_time = rtl83xx_set_l2aging,
.set_ageing_time = rtl83xx_set_ageing_time,
.port_bridge_join = rtl83xx_port_bridge_join,
.port_bridge_leave = rtl83xx_port_bridge_leave,
.port_stp_state_set = rtl83xx_port_stp_state_set,

17
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl838x.c
View File

@ -1637,6 +1637,22 @@ void rtl838x_vlan_port_pvid_set(int port, enum pbvlan_type type, int pvid)
sw_w32_mask(0xfff << 16, pvid << 16, RTL838X_VLAN_PORT_PB_VLAN + (port << 2));
}
static int rtl838x_set_ageing_time(unsigned long msec)
{
int t = sw_r32(RTL838X_L2_CTRL_1);
t &= 0x7FFFFF;
t = t * 128 / 625; /* Aging time in seconds. 0: L2 aging disabled */
pr_debug("L2 AGING time: %d sec\n", t);
t = (msec * 625 + 127000) / 128000;
t = t > 0x7FFFFF ? 0x7FFFFF : t;
sw_w32_mask(0x7FFFFF, t, RTL838X_L2_CTRL_1);
pr_debug("Dynamic aging for ports: %x\n", sw_r32(RTL838X_L2_PORT_AGING_OUT));
return 0;
}
static void rtl838x_set_igr_filter(int port, enum igr_filter state)
{
sw_w32_mask(0x3 << ((port & 0xf)<<1), state << ((port & 0xf)<<1),
@ -1675,6 +1691,7 @@ const struct rtl838x_reg rtl838x_reg = {
.l2_ctrl_0 = RTL838X_L2_CTRL_0,
.l2_ctrl_1 = RTL838X_L2_CTRL_1,
.l2_port_aging_out = RTL838X_L2_PORT_AGING_OUT,
.set_ageing_time = rtl838x_set_ageing_time,
.smi_poll_ctrl = RTL838X_SMI_POLL_CTRL,
.l2_tbl_flush_ctrl = RTL838X_L2_TBL_FLUSH_CTRL,
.exec_tbl0_cmd = rtl838x_exec_tbl0_cmd,

3
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl838x.h
View File

@ -851,8 +851,8 @@ struct rtl838x_reg {
u64 (*traffic_get)(int source);
int l2_ctrl_0;
int l2_ctrl_1;
int l2_port_aging_out;
int smi_poll_ctrl;
u32 l2_port_aging_out;
int l2_tbl_flush_ctrl;
void (*exec_tbl0_cmd)(u32 cmd);
void (*exec_tbl1_cmd)(u32 cmd);
@ -880,6 +880,7 @@ struct rtl838x_reg {
int (*mac_port_ctrl)(int port);
int (*l2_port_new_salrn)(int port);
int (*l2_port_new_sa_fwd)(int port);
int (*set_ageing_time)(unsigned long msec);
int mir_ctrl;
int mir_dpm;
int mir_spm;

17
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl839x.c
View File

@ -1762,6 +1762,22 @@ void rtl839x_vlan_port_pvid_set(int port, enum pbvlan_type type, int pvid)
sw_w32_mask(0xfff << 16, pvid << 16, RTL839X_VLAN_PORT_PB_VLAN + (port << 2));
}
static int rtl839x_set_ageing_time(unsigned long msec)
{
int t = sw_r32(RTL839X_L2_CTRL_1);
t &= 0x1FFFFF;
t = t * 3 / 5; /* Aging time in seconds. 0: L2 aging disabled */
pr_debug("L2 AGING time: %d sec\n", t);
t = (msec * 5 + 2000) / 3000;
t = t > 0x1FFFFF ? 0x1FFFFF : t;
sw_w32_mask(0x1FFFFF, t, RTL839X_L2_CTRL_1);
pr_debug("Dynamic aging for ports: %x\n", sw_r32(RTL839X_L2_PORT_AGING_OUT));
return 0;
}
static void rtl839x_set_igr_filter(int port, enum igr_filter state)
{
sw_w32_mask(0x3 << ((port & 0xf)<<1), state << ((port & 0xf)<<1),
@ -1799,6 +1815,7 @@ const struct rtl838x_reg rtl839x_reg = {
.l2_ctrl_0 = RTL839X_L2_CTRL_0,
.l2_ctrl_1 = RTL839X_L2_CTRL_1,
.l2_port_aging_out = RTL839X_L2_PORT_AGING_OUT,
.set_ageing_time = rtl839x_set_ageing_time,
.smi_poll_ctrl = RTL839X_SMI_PORT_POLLING_CTRL,
.l2_tbl_flush_ctrl = RTL839X_L2_TBL_FLUSH_CTRL,
.exec_tbl0_cmd = rtl839x_exec_tbl0_cmd,

17
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl930x.c
View File

@ -2332,6 +2332,22 @@ void rtl930x_vlan_port_pvid_set(int port, enum pbvlan_type type, int pvid)
sw_w32_mask(0xfff << 16, pvid << 16, RTL930X_VLAN_PORT_PB_VLAN + (port << 2));
}
static int rtl930x_set_ageing_time(unsigned long msec)
{
int t = sw_r32(RTL930X_L2_AGE_CTRL);
t &= 0x1FFFFF;
t = (t * 7) / 10;
pr_debug("L2 AGING time: %d sec\n", t);
t = (msec / 100 + 6) / 7;
t = t > 0x1FFFFF ? 0x1FFFFF : t;
sw_w32_mask(0x1FFFFF, t, RTL930X_L2_AGE_CTRL);
pr_debug("Dynamic aging for ports: %x\n", sw_r32(RTL930X_L2_PORT_AGE_CTRL));
return 0;
}
static void rtl930x_set_igr_filter(int port, enum igr_filter state)
{
sw_w32_mask(0x3 << ((port & 0xf)<<1), state << ((port & 0xf)<<1),
@ -2401,6 +2417,7 @@ const struct rtl838x_reg rtl930x_reg = {
.l2_ctrl_0 = RTL930X_L2_CTRL,
.l2_ctrl_1 = RTL930X_L2_AGE_CTRL,
.l2_port_aging_out = RTL930X_L2_PORT_AGE_CTRL,
.set_ageing_time = rtl930x_set_ageing_time,
.smi_poll_ctrl = RTL930X_SMI_POLL_CTRL, // TODO: Difference to RTL9300_SMI_PRVTE_POLLING_CTRL
.l2_tbl_flush_ctrl = RTL930X_L2_TBL_FLUSH_CTRL,
.exec_tbl0_cmd = rtl930x_exec_tbl0_cmd,

1
target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl931x.c
View File

@ -439,6 +439,7 @@ const struct rtl838x_reg rtl931x_reg = {
.l2_ctrl_0 = RTL931X_L2_CTRL,
.l2_ctrl_1 = RTL931X_L2_AGE_CTRL,
.l2_port_aging_out = RTL931X_L2_PORT_AGE_CTRL,
.set_ageing_time = rtl931x_set_ageing_time,
// .smi_poll_ctrl does not exist
.l2_tbl_flush_ctrl = RTL931X_L2_TBL_FLUSH_CTRL,
.exec_tbl0_cmd = rtl931x_exec_tbl0_cmd,