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Date: Thu, 22 May 2008 19:57:00 -0700
From: "Matt Carlson" <mcarlson@...adcom.com>
To: davem@...emloft.net
cc: netdev@...r.kernel.org, "Michael Chan" <mchan@...adcom.com>,
"Benjamin Li" <benli@...adcom.com>, andy@...yhouse.net
Subject: [PATCH 3/8] tg3: Add TG3_FLG3_USE_PHYLIB
This patch introduces the TG3_FLG3_USE_PHYLIB flag and applies it to
some select places. This work makes later patches a little easier to
read.
Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Signed-off-by: Michael Chan <mchan@...adcom.com>
Signed-off-by: Benjamin Li <benli@...adcom.com>
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index e402f16..5382325 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1605,7 +1605,7 @@ static void tg3_power_down_phy(struct tg3 *tp)
tw32_f(GRC_MISC_CFG, val | GRC_MISC_CFG_EPHY_IDDQ);
udelay(40);
return;
- } else {
+ } else if (!(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
tg3_writephy(tp, MII_TG3_EXT_CTRL,
MII_TG3_EXT_CTRL_FORCE_LED_OFF);
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2);
@@ -1687,18 +1687,22 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
tw32(TG3PCI_MISC_HOST_CTRL,
misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
- if (tp->link_config.phy_is_low_power == 0) {
+ if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
tp->link_config.phy_is_low_power = 1;
- tp->link_config.orig_speed = tp->link_config.speed;
- tp->link_config.orig_duplex = tp->link_config.duplex;
- tp->link_config.orig_autoneg = tp->link_config.autoneg;
- }
+ } else {
+ if (tp->link_config.phy_is_low_power == 0) {
+ tp->link_config.phy_is_low_power = 1;
+ tp->link_config.orig_speed = tp->link_config.speed;
+ tp->link_config.orig_duplex = tp->link_config.duplex;
+ tp->link_config.orig_autoneg = tp->link_config.autoneg;
+ }
- if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
- tp->link_config.speed = SPEED_10;
- tp->link_config.duplex = DUPLEX_HALF;
- tp->link_config.autoneg = AUTONEG_ENABLE;
- tg3_setup_phy(tp, 0);
+ if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
+ tp->link_config.speed = SPEED_10;
+ tp->link_config.duplex = DUPLEX_HALF;
+ tp->link_config.autoneg = AUTONEG_ENABLE;
+ tg3_setup_phy(tp, 0);
+ }
}
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
@@ -1729,8 +1733,10 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
u32 mac_mode;
if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
- tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
- udelay(40);
+ if (!(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
+ tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
+ udelay(40);
+ }
if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
mac_mode = MAC_MODE_PORT_MODE_GMII;
@@ -3821,7 +3827,15 @@ static int tg3_poll_work(struct tg3 *tp, int work_done, int budget)
sblk->status = SD_STATUS_UPDATED |
(sblk->status & ~SD_STATUS_LINK_CHG);
spin_lock(&tp->lock);
- tg3_setup_phy(tp, 0);
+ if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
+ tw32_f(MAC_STATUS,
+ (MAC_STATUS_SYNC_CHANGED |
+ MAC_STATUS_CFG_CHANGED |
+ MAC_STATUS_MI_COMPLETION |
+ MAC_STATUS_LNKSTATE_CHANGED));
+ udelay(40);
+ } else
+ tg3_setup_phy(tp, 0);
spin_unlock(&tp->lock);
}
}
@@ -6602,7 +6616,8 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
tg3_abort_hw(tp, 1);
}
- if (reset_phy)
+ if (reset_phy &&
+ !(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB))
tg3_phy_reset(tp);
err = tg3_chip_reset(tp);
@@ -7153,13 +7168,6 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
tw32_f(MAC_RX_MODE, tp->rx_mode);
udelay(10);
- if (tp->link_config.phy_is_low_power) {
- tp->link_config.phy_is_low_power = 0;
- tp->link_config.speed = tp->link_config.orig_speed;
- tp->link_config.duplex = tp->link_config.orig_duplex;
- tp->link_config.autoneg = tp->link_config.orig_autoneg;
- }
-
tp->mi_mode &= ~MAC_MI_MODE_AUTO_POLL;
tw32_f(MAC_MI_MODE, tp->mi_mode);
udelay(80);
@@ -7210,19 +7218,28 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
}
- err = tg3_setup_phy(tp, 0);
- if (err)
- return err;
+ if (!(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
+ if (tp->link_config.phy_is_low_power) {
+ tp->link_config.phy_is_low_power = 0;
+ tp->link_config.speed = tp->link_config.orig_speed;
+ tp->link_config.duplex = tp->link_config.orig_duplex;
+ tp->link_config.autoneg = tp->link_config.orig_autoneg;
+ }
- if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) {
- u32 tmp;
+ err = tg3_setup_phy(tp, 0);
+ if (err)
+ return err;
- /* Clear CRC stats. */
- if (!tg3_readphy(tp, MII_TG3_TEST1, &tmp)) {
- tg3_writephy(tp, MII_TG3_TEST1,
- tmp | MII_TG3_TEST1_CRC_EN);
- tg3_readphy(tp, 0x14, &tmp);
+ if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
+ GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) {
+ u32 tmp;
+
+ /* Clear CRC stats. */
+ if (!tg3_readphy(tp, MII_TG3_TEST1, &tmp)) {
+ tg3_writephy(tp, MII_TG3_TEST1,
+ tmp | MII_TG3_TEST1_CRC_EN);
+ tg3_readphy(tp, 0x14, &tmp);
+ }
}
}
@@ -9644,7 +9661,8 @@ static int tg3_test_loopback(struct tg3 *tp)
tw32(TG3_CPMU_MUTEX_GNT, CPMU_MUTEX_GNT_DRIVER);
}
- if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
+ if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
+ !(tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)) {
if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK))
err |= TG3_PHY_LOOPBACK_FAILED;
}
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 5643be5..a3598ed 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2480,6 +2480,7 @@ struct tg3 {
#define TG3_FLG3_ENABLE_APE 0x00000002
#define TG3_FLG3_5761_5784_AX_FIXES 0x00000004
#define TG3_FLG3_5701_DMA_BUG 0x00000008
+#define TG3_FLG3_USE_PHYLIB 0x00000010
struct timer_list timer;
u16 timer_counter;
--
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