[TG3]: Replace some magic 5704S constants
This patch replaces magic values with preprocessor definitions for the sg_dig_ctrl and sg_dig_status registers. This is preparatory work for the next patch. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
ba4d07a848
commit
c98f6e3be1
@ -2683,7 +2683,7 @@ static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
|
||||
sg_dig_ctrl = tr32(SG_DIG_CTRL);
|
||||
|
||||
if (tp->link_config.autoneg != AUTONEG_ENABLE) {
|
||||
if (sg_dig_ctrl & (1 << 31)) {
|
||||
if (sg_dig_ctrl & SG_DIG_USING_HW_AUTONEG) {
|
||||
if (workaround) {
|
||||
u32 val = serdes_cfg;
|
||||
|
||||
@ -2693,7 +2693,8 @@ static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
|
||||
val |= 0x4010000;
|
||||
tw32_f(MAC_SERDES_CFG, val);
|
||||
}
|
||||
tw32_f(SG_DIG_CTRL, 0x01388400);
|
||||
|
||||
tw32_f(SG_DIG_CTRL, SG_DIG_COMMON_SETUP);
|
||||
}
|
||||
if (mac_status & MAC_STATUS_PCS_SYNCED) {
|
||||
tg3_setup_flow_control(tp, 0, 0);
|
||||
@ -2703,13 +2704,13 @@ static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
|
||||
}
|
||||
|
||||
/* Want auto-negotiation. */
|
||||
expected_sg_dig_ctrl = 0x81388400;
|
||||
expected_sg_dig_ctrl = SG_DIG_USING_HW_AUTONEG | SG_DIG_COMMON_SETUP;
|
||||
|
||||
/* Pause capability */
|
||||
expected_sg_dig_ctrl |= (1 << 11);
|
||||
expected_sg_dig_ctrl |= SG_DIG_PAUSE_CAP;
|
||||
|
||||
/* Asymettric pause */
|
||||
expected_sg_dig_ctrl |= (1 << 12);
|
||||
expected_sg_dig_ctrl |= SG_DIG_ASYM_PAUSE;
|
||||
|
||||
if (sg_dig_ctrl != expected_sg_dig_ctrl) {
|
||||
if ((tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT) &&
|
||||
@ -2724,7 +2725,7 @@ static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
|
||||
restart_autoneg:
|
||||
if (workaround)
|
||||
tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
|
||||
tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
|
||||
tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | SG_DIG_SOFT_RESET);
|
||||
udelay(5);
|
||||
tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
|
||||
|
||||
@ -2735,22 +2736,22 @@ restart_autoneg:
|
||||
sg_dig_status = tr32(SG_DIG_STATUS);
|
||||
mac_status = tr32(MAC_STATUS);
|
||||
|
||||
if ((sg_dig_status & (1 << 1)) &&
|
||||
if ((sg_dig_status & SG_DIG_AUTONEG_COMPLETE) &&
|
||||
(mac_status & MAC_STATUS_PCS_SYNCED)) {
|
||||
u32 local_adv, remote_adv;
|
||||
|
||||
local_adv = ADVERTISE_PAUSE_CAP;
|
||||
remote_adv = 0;
|
||||
if (sg_dig_status & (1 << 19))
|
||||
if (sg_dig_status & SG_DIG_PARTNER_PAUSE_CAPABLE)
|
||||
remote_adv |= LPA_PAUSE_CAP;
|
||||
if (sg_dig_status & (1 << 20))
|
||||
if (sg_dig_status & SG_DIG_PARTNER_ASYM_PAUSE)
|
||||
remote_adv |= LPA_PAUSE_ASYM;
|
||||
|
||||
tg3_setup_flow_control(tp, local_adv, remote_adv);
|
||||
current_link_up = 1;
|
||||
tp->serdes_counter = 0;
|
||||
tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
|
||||
} else if (!(sg_dig_status & (1 << 1))) {
|
||||
} else if (!(sg_dig_status & SG_DIG_AUTONEG_COMPLETE)) {
|
||||
if (tp->serdes_counter)
|
||||
tp->serdes_counter--;
|
||||
else {
|
||||
@ -2765,7 +2766,7 @@ restart_autoneg:
|
||||
tw32_f(MAC_SERDES_CFG, val);
|
||||
}
|
||||
|
||||
tw32_f(SG_DIG_CTRL, 0x01388400);
|
||||
tw32_f(SG_DIG_CTRL, SG_DIG_COMMON_SETUP);
|
||||
udelay(40);
|
||||
|
||||
/* Link parallel detection - link is up */
|
||||
|
@ -545,6 +545,8 @@
|
||||
#define SG_DIG_FIBER_MODE 0x00008000
|
||||
#define SG_DIG_REMOTE_FAULT_MASK 0x00006000
|
||||
#define SG_DIG_PAUSE_MASK 0x00001800
|
||||
#define SG_DIG_PAUSE_CAP 0x00000800
|
||||
#define SG_DIG_ASYM_PAUSE 0x00001000
|
||||
#define SG_DIG_GBIC_ENABLE 0x00000400
|
||||
#define SG_DIG_CHECK_END_ENABLE 0x00000200
|
||||
#define SG_DIG_SGMII_AUTONEG_TIMER 0x00000100
|
||||
@ -556,6 +558,11 @@
|
||||
#define SG_DIG_AUTONEG_LOW_ENABLE 0x00000004
|
||||
#define SG_DIG_REMOTE_LOOPBACK 0x00000002
|
||||
#define SG_DIG_LOOPBACK 0x00000001
|
||||
#define SG_DIG_COMMON_SETUP (SG_DIG_CRC16_CLEAR_N | \
|
||||
SG_DIG_LOCAL_DUPLEX_STATUS | \
|
||||
SG_DIG_LOCAL_LINK_STATUS | \
|
||||
(0x2 << SG_DIG_SPEED_STATUS_SHIFT) | \
|
||||
SG_DIG_FIBER_MODE | SG_DIG_GBIC_ENABLE)
|
||||
#define SG_DIG_STATUS 0x000005b4
|
||||
#define SG_DIG_CRC16_BUS_MASK 0xffff0000
|
||||
#define SG_DIG_PARTNER_FAULT_MASK 0x00600000 /* If !MRADV_CRC16_SELECT */
|
||||
|
Loading…
Reference in New Issue
Block a user