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Date: Tue, 25 Aug 2009 13:10:03 -0700
From: "Matt Carlson" <mcarlson@...adcom.com>
To: davem@...emloft.net
cc: netdev@...r.kernel.org, andy@...yhouse.net
Subject: [PATCH 08/12] tg3: Convert code to use PHY_IS_FET
This patch converts the code to use the PHY_IS_FET flag rather than the
ASIC revision to decide whether or not to use FET paths.
Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Reviewed-by: Michael Chan <mchan@...adcom.com>
Reviewed-by: Benjamin Li <benli@...adcom.com>
---
drivers/net/tg3.c | 73 +++++++++++++++++++++++++++++++++-------------------
drivers/net/tg3.h | 1 +
2 files changed, 47 insertions(+), 27 deletions(-)
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 800f980..2808152 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -784,7 +784,7 @@ static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
unsigned int loops;
int ret;
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906 &&
+ if ((tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) &&
(reg == MII_TG3_CTRL || reg == MII_TG3_AUX_CTRL))
return 0;
@@ -1069,6 +1069,7 @@ static int tg3_mdio_init(struct tg3 *tp)
case TG3_PHY_ID_RTL8201E:
case TG3_PHY_ID_BCMAC131:
phydev->interface = PHY_INTERFACE_MODE_MII;
+ tp->tg3_flags3 |= TG3_FLG3_PHY_IS_FET;
break;
}
@@ -1474,13 +1475,37 @@ static void tg3_phydsp_write(struct tg3 *tp, u32 reg, u32 val)
tg3_writephy(tp, MII_TG3_DSP_RW_PORT, val);
}
+static void tg3_phy_fet_toggle_apd(struct tg3 *tp, bool enable)
+{
+ u32 phytest;
+
+ if (!tg3_readphy(tp, MII_TG3_FET_TEST, &phytest)) {
+ u32 phy;
+
+ tg3_writephy(tp, MII_TG3_FET_TEST,
+ phytest | MII_TG3_FET_SHADOW_EN);
+ if (!tg3_readphy(tp, MII_TG3_FET_SHDW_AUXSTAT2, &phy)) {
+ if (enable)
+ phy |= MII_TG3_FET_SHDW_AUXSTAT2_APD;
+ else
+ phy &= ~MII_TG3_FET_SHDW_AUXSTAT2_APD;
+ tg3_writephy(tp, MII_TG3_FET_SHDW_AUXSTAT2, phy);
+ }
+ tg3_writephy(tp, MII_TG3_FET_TEST, phytest);
+ }
+}
+
static void tg3_phy_toggle_apd(struct tg3 *tp, bool enable)
{
u32 reg;
- if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
+ if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
+ return;
+
+ if (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) {
+ tg3_phy_fet_toggle_apd(tp, enable);
return;
+ }
reg = MII_TG3_MISC_SHDW_WREN |
MII_TG3_MISC_SHDW_SCR5_SEL |
@@ -1511,7 +1536,7 @@ static void tg3_phy_toggle_automdix(struct tg3 *tp, int enable)
(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
return;
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
+ if (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) {
u32 ephy;
if (!tg3_readphy(tp, MII_TG3_FET_TEST, &ephy)) {
@@ -2662,7 +2687,7 @@ static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8
break;
default:
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
+ if (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) {
*speed = (val & MII_TG3_AUX_STAT_100) ? SPEED_100 :
SPEED_10;
*duplex = (val & MII_TG3_AUX_STAT_FULL) ? DUPLEX_FULL :
@@ -2997,7 +3022,7 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
- else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906)
+ else if (!(tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET))
tg3_writephy(tp, MII_TG3_IMASK, ~0);
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
@@ -3107,7 +3132,9 @@ relink:
tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
else
tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
- } else
+ } else if (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET)
+ tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
+ else
tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
@@ -7349,7 +7376,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
return err;
if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) {
+ !(tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET)) {
u32 tmp;
/* Clear CRC stats. */
@@ -9746,20 +9773,8 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
} else if (loopback_mode == TG3_PHY_LOOPBACK) {
u32 val;
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
- u32 phytest;
-
- if (!tg3_readphy(tp, MII_TG3_FET_TEST, &phytest)) {
- u32 phy, reg = MII_TG3_FET_SHDW_AUXSTAT2;
-
- tg3_writephy(tp, MII_TG3_FET_TEST,
- phytest | MII_TG3_FET_SHADOW_EN);
- if (!tg3_readphy(tp, reg, &phy)) {
- phy &= ~MII_TG3_FET_SHDW_AUXSTAT2_APD;
- tg3_writephy(tp, reg, phy);
- }
- tg3_writephy(tp, MII_TG3_FET_TEST, phytest);
- }
+ if (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) {
+ tg3_phy_fet_toggle_apd(tp, false);
val = BMCR_LOOPBACK | BMCR_FULLDPLX | BMCR_SPEED100;
} else
val = BMCR_LOOPBACK | BMCR_FULLDPLX | BMCR_SPEED1000;
@@ -9770,8 +9785,9 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
udelay(40);
mac_mode = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
- tg3_writephy(tp, MII_TG3_FET_PTEST, 0x1800);
+ if (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) {
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
+ tg3_writephy(tp, MII_TG3_FET_PTEST, 0x1800);
mac_mode |= MAC_MODE_PORT_MODE_MII;
} else
mac_mode |= MAC_MODE_PORT_MODE_GMII;
@@ -12268,12 +12284,15 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
}
+ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
+ tp->tg3_flags3 |= TG3_FLG3_PHY_IS_FET;
+
/* A few boards don't want Ethernet@...eSpeed phy feature */
if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
(tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
(tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
- (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) ||
+ (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) ||
(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
@@ -12284,7 +12303,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906 &&
+ !(tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET) &&
GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5785 &&
GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_57780) {
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
@@ -12409,7 +12428,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F ||
tp->pdev->device == PCI_DEVICE_ID_TIGON3_5787F)) ||
tp->pdev->device == TG3PCI_DEVICE_TIGON3_57790 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
+ (tp->tg3_flags3 & TG3_FLG3_PHY_IS_FET))
tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
err = tg3_phy_probe(tp);
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index b8339c9..60b12ab 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2666,6 +2666,7 @@ struct tg3 {
#define TG3_FLG3_5755_PLUS 0x00002000
#define TG3_FLG3_NO_NVRAM 0x00004000
#define TG3_FLG3_TOGGLE_10_100_L1PLLPD 0x00008000
+#define TG3_FLG3_PHY_IS_FET 0x00010000
struct timer_list timer;
u16 timer_counter;
--
1.6.3.3
--
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