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Date: Thu, 22 May 2008 19:56:57 -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 2/8] tg3: Code cleanup.
This patch applies cleanups that would otherwise clutter later
patches.
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 7928acc..e402f16 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1002,43 +1002,38 @@ static u8 tg3_resolve_flowctrl_1000X(u16 lcladv, u16 rmtadv)
return cap;
}
-static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
+static void tg3_setup_flow_control(struct tg3 *tp, u32 lcladv, u32 rmtadv)
{
- u8 new_tg3_flags = 0;
+ u8 flowctrl = 0;
u32 old_rx_mode = tp->rx_mode;
u32 old_tx_mode = tp->tx_mode;
if (tp->link_config.autoneg == AUTONEG_ENABLE &&
(tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG)) {
if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
- new_tg3_flags = tg3_resolve_flowctrl_1000X(local_adv,
- remote_adv);
+ flowctrl = tg3_resolve_flowctrl_1000X(lcladv, rmtadv);
else
- new_tg3_flags = tg3_resolve_flowctrl_1000T(local_adv,
- remote_adv);
- } else {
- new_tg3_flags = tp->link_config.flowctrl;
- }
+ flowctrl = tg3_resolve_flowctrl_1000T(lcladv, rmtadv);
+ } else
+ flowctrl = tp->link_config.flowctrl;
- tp->link_config.active_flowctrl = new_tg3_flags;
+ tp->link_config.active_flowctrl = flowctrl;
- if (new_tg3_flags & TG3_FLOW_CTRL_RX)
+ if (flowctrl & TG3_FLOW_CTRL_RX)
tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
else
tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
- if (old_rx_mode != tp->rx_mode) {
+ if (old_rx_mode != tp->rx_mode)
tw32_f(MAC_RX_MODE, tp->rx_mode);
- }
- if (new_tg3_flags & TG3_FLOW_CTRL_TX)
+ if (flowctrl & TG3_FLOW_CTRL_TX)
tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
else
tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
- if (old_tx_mode != tp->tx_mode) {
+ if (old_tx_mode != tp->tx_mode)
tw32_f(MAC_TX_MODE, tp->tx_mode);
- }
}
static void tg3_phydsp_write(struct tg3 *tp, u32 reg, u32 val)
@@ -7091,7 +7086,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
(GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) ||
(GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784) ||
(GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761))
- val |= (1 << 29);
+ val |= WDMAC_MODE_STATUS_TAG_FIX;
tw32_f(WDMAC_MODE, val);
udelay(40);
@@ -11542,14 +11537,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
}
}
- if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5784 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5761 &&
- GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906)
+ if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ||
+ (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
pcie_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_EXP);
@@ -11833,8 +11822,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
tp->phy_otp = TG3_OTP_DEFAULT;
}
- if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 ||
- GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761)
+ if (tp->tg3_flags & TG3_FLAG_CPMU_PRESENT)
tp->mi_mode = MAC_MI_MODE_500KHZ_CONST;
else
tp->mi_mode = MAC_MI_MODE_BASE;
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 0404f93..5643be5 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1109,6 +1109,7 @@
#define WDMAC_MODE_FIFOOREAD_ENAB 0x00000100
#define WDMAC_MODE_LNGREAD_ENAB 0x00000200
#define WDMAC_MODE_RX_ACCEL 0x00000400
+#define WDMAC_MODE_STATUS_TAG_FIX 0x20000000
#define WDMAC_STATUS 0x00004c04
#define WDMAC_STATUS_TGTABORT 0x00000004
#define WDMAC_STATUS_MSTABORT 0x00000008
--
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