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Message-ID: <12493732442221-git-send-email-jie.yang@atheros.com>
Date: Tue, 4 Aug 2009 16:07:24 +0800
From: <jie.yang@...eros.com>
To: <davem@...emloft.net>
CC: <Angus.Huang@...eros.com>, <netdev@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, jie yang <jie.yang@...eros.com>
Subject: [PATCH]atl1c:update version from 1.0.0.0 to 1.0.1.0
1. update atl1c_suspend routine, just set speed to 10M Full when
in suspend for power saving.
2. change atl1c_set_aspm routine for power saving.
3. add atl1c_pcie_patch routine just for refactoring.
4. update version to 1.0.1.0-NAPI.
Signed-off-by: jie yang <jie.yang@...eros.com>
---
diff --git a/drivers/net/atl1c/atl1c.h b/drivers/net/atl1c/atl1c.h
index 2a1120a..d838962 100644
--- a/drivers/net/atl1c/atl1c.h
+++ b/drivers/net/atl1c/atl1c.h
@@ -91,6 +91,7 @@
#define AT_ASPM_L0S_TIMER 6
#define AT_ASPM_L1_TIMER 12
+#define AT_LCKDET_TIMER 12
#define ATL1C_PCIE_L0S_L1_DISABLE 0x01
#define ATL1C_PCIE_PHY_RESET 0x02
diff --git a/drivers/net/atl1c/atl1c_hw.h b/drivers/net/atl1c/atl1c_hw.h
index c2c738d..58b58b4 100644
--- a/drivers/net/atl1c/atl1c_hw.h
+++ b/drivers/net/atl1c/atl1c_hw.h
@@ -149,13 +149,15 @@ int atl1c_restart_autoneg(struct atl1c_hw *hw);
#define PM_CTRL_ASPM_L0S_EN 0x00001000
#define PM_CTRL_CLK_SWH_L1 0x00002000
#define PM_CTRL_CLK_PWM_VER1_1 0x00004000
-#define PM_CTRL_PCIE_RECV 0x00008000
+#define PM_CTRL_RCVR_WT_TIMER 0x00008000
#define PM_CTRL_L1_ENTRY_TIMER_MASK 0xF
#define PM_CTRL_L1_ENTRY_TIMER_SHIFT 16
#define PM_CTRL_PM_REQ_TIMER_MASK 0xF
#define PM_CTRL_PM_REQ_TIMER_SHIFT 20
-#define PM_CTRL_LCKDET_TIMER_MASK 0x3F
+#define PM_CTRL_LCKDET_TIMER_MASK 0xF
#define PM_CTRL_LCKDET_TIMER_SHIFT 24
+#define PM_CTRL_EN_BUFS_RX_L0S 0x10000000
+#define PM_CTRL_SA_DLY_EN 0x20000000
#define PM_CTRL_MAC_ASPM_CHK 0x40000000
#define PM_CTRL_HOTRST 0x80000000
@@ -165,6 +167,7 @@ int atl1c_restart_autoneg(struct atl1c_hw *hw);
#define MASTER_CTRL_TEST_MODE_MASK 0x3
#define MASTER_CTRL_TEST_MODE_SHIFT 2
#define MASTER_CTRL_BERT_START 0x10
+#define MASTER_CTRL_SA_TIMER_EN 0x80
#define MASTER_CTRL_MTIMER_EN 0x100
#define MASTER_CTRL_MANUAL_INT 0x200
#define MASTER_CTRL_TX_ITIMER_EN 0x400
@@ -217,6 +220,12 @@ int atl1c_restart_autoneg(struct atl1c_hw *hw);
GPHY_CTRL_PWDOWN_HW |\
GPHY_CTRL_PHY_IDDQ)
+#define GPHY_CTRL_POWER_SAVING ( \
+ GPHY_CTRL_SEL_ANA_RST |\
+ GPHY_CTRL_HIB_EN |\
+ GPHY_CTRL_HIB_PULSE |\
+ GPHY_CTRL_PWDOWN_HW |\
+ GPHY_CTRL_PHY_IDDQ)
/* Block IDLE Status Register */
#define REG_IDLE_STATUS 0x1410
#define IDLE_STATUS_MASK 0x00FF
@@ -284,6 +293,14 @@ int atl1c_restart_autoneg(struct atl1c_hw *hw);
#define SERDES_LOCK_DETECT 0x1 /* SerDes lock detected. This signal
* comes from Analog SerDes */
#define SERDES_LOCK_DETECT_EN 0x2 /* 1: Enable SerDes Lock detect function */
+#define SERDES_LOCK_STS_SELFB_PLL_SHIFT 0xE
+#define SERDES_LOCK_STS_SELFB_PLL_MASK 0x3
+#define SERDES_OVCLK_18_25 0x0
+#define SERDES_OVCLK_12_18 0x1
+#define SERDES_OVCLK_0_4 0x2
+#define SERDES_OVCLK_4_12 0x3
+#define SERDES_MAC_CLK_SLOWDOWN 0x20000
+#define SERDES_PYH_CLK_SLOWDOWN 0x40000
/* MAC Control Register */
#define REG_MAC_CTRL 0x1480
@@ -688,6 +705,21 @@ int atl1c_restart_autoneg(struct atl1c_hw *hw);
#define REG_MAC_TX_STATUS_BIN 0x1760
#define REG_MAC_TX_STATUS_END 0x17c0
+#define REG_CLK_GATING_CTRL 0x1814
+#define CLK_GATING_DMAW_EN 0x0001
+#define CLK_GATING_DMAR_EN 0x0002
+#define CLK_GATING_TXQ_EN 0x0004
+#define CLK_GATING_RXQ_EN 0x0008
+#define CLK_GATING_TXMAC_EN 0x0010
+#define CLK_GATING_RXMAC_EN 0x0020
+
+#define CLK_GATING_EN_ALL (CLK_GATING_DMAW_EN |\
+ CLK_GATING_DMAR_EN |\
+ CLK_GATING_TXQ_EN |\
+ CLK_GATING_RXQ_EN |\
+ CLK_GATING_TXMAC_EN|\
+ CLK_GATING_RXMAC_EN)
+
/* DEBUG ADDR */
#define REG_DEBUG_DATA0 0x1900
#define REG_DEBUG_DATA1 0x1904
diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c
index 1d601ce..a3ed02a 100644
--- a/drivers/net/atl1c/atl1c_main.c
+++ b/drivers/net/atl1c/atl1c_main.c
@@ -21,7 +21,7 @@
#include "atl1c.h"
-#define ATL1C_DRV_VERSION "1.0.0.1-NAPI"
+#define ATL1C_DRV_VERSION "1.0.1.0-NAPI"
char atl1c_driver_name[] = "atl1c";
char atl1c_driver_version[] = ATL1C_DRV_VERSION;
#define PCI_DEVICE_ID_ATTANSIC_L2C 0x1062
@@ -85,6 +85,15 @@ static const u16 atl1c_rrd_addr_lo_regs[AT_MAX_RECEIVE_QUEUE] =
REG_RRD3_HEAD_ADDR_LO
};
+static void atl1c_pcie_patch(struct atl1c_hw *hw)
+{
+ u32 data;
+
+ AT_READ_REG(hw, REG_PCIE_PHYMISC, &data);
+ data |= PCIE_PHYMISC_FORCE_RCV_DET;
+ AT_WRITE_REG(hw, REG_PCIE_PHYMISC, data);
+
+}
static const u32 atl1c_default_msg = NETIF_MSG_DRV | NETIF_MSG_PROBE |
NETIF_MSG_LINK | NETIF_MSG_TIMER | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP;
@@ -117,6 +126,7 @@ static void atl1c_reset_pcie(struct atl1c_hw *hw, u32 flag)
data &= ~PCIE_UC_SERVRITY_FCP;
AT_WRITE_REG(hw, REG_PCIE_UC_SEVERITY, data);
+ atl1c_pcie_patch(hw);
if (flag & ATL1C_PCIE_L0S_L1_DISABLE)
atl1c_disable_l0s_l1(hw);
if (flag & ATL1C_PCIE_PHY_RESET)
@@ -626,9 +636,7 @@ static int atl1c_setup_mac_funcs(struct atl1c_hw *hw)
AT_READ_REG(hw, REG_PHY_STATUS, &phy_status_data);
AT_READ_REG(hw, REG_LINK_CTRL, &link_ctrl_data);
- hw->ctrl_flags = ATL1C_INTR_CLEAR_ON_READ |
- ATL1C_INTR_MODRT_ENABLE |
- ATL1C_RX_IPV6_CHKSUM |
+ hw->ctrl_flags = ATL1C_INTR_MODRT_ENABLE |
ATL1C_TXQ_MODE_ENHANCE;
if (link_ctrl_data & LINK_CTRL_L0S_EN)
hw->ctrl_flags |= ATL1C_ASPM_L0S_SUPPORT;
@@ -1063,7 +1071,7 @@ static void atl1c_configure_rx(struct atl1c_adapter *adapter)
rxq_ctrl_data |= (hw->rss_hash_bits & RSS_HASH_BITS_MASK) <<
RSS_HASH_BITS_SHIFT;
if (hw->ctrl_flags & ATL1C_ASPM_CTRL_MON)
- rxq_ctrl_data |= (ASPM_THRUPUT_LIMIT_100M &
+ rxq_ctrl_data |= (ASPM_THRUPUT_LIMIT_1M &
ASPM_THRUPUT_LIMIT_MASK) << ASPM_THRUPUT_LIMIT_SHIFT;
AT_WRITE_REG(hw, REG_RXQ_CTRL, rxq_ctrl_data);
@@ -1241,17 +1249,43 @@ static void atl1c_set_aspm(struct atl1c_hw *hw, bool linkup)
AT_READ_REG(hw, REG_PM_CTRL, &pm_ctrl_data);
pm_ctrl_data &= ~PM_CTRL_SERDES_PD_EX_L1;
+#if 0
+ pm_ctrl_data |= PM_CTRL_SERDES_BUDS_RX_L1_EN;
+ pm_ctrl_data |= PM_CTRL_SERDES_L1_EN;
+#endif
pm_ctrl_data &= ~(PM_CTRL_L1_ENTRY_TIMER_MASK <<
PM_CTRL_L1_ENTRY_TIMER_SHIFT);
+ pm_ctrl_data &= ~(PM_CTRL_LCKDET_TIMER_MASK <<
+ PM_CTRL_LCKDET_TIMER_SHIFT);
pm_ctrl_data |= PM_CTRL_MAC_ASPM_CHK;
+ pm_ctrl_data &= ~PM_CTRL_ASPM_L1_EN;
+ pm_ctrl_data |= PM_CTRL_RBER_EN;
+ pm_ctrl_data |= PM_CTRL_SDES_EN;
if (linkup) {
pm_ctrl_data |= PM_CTRL_SERDES_PLL_L1_EN;
pm_ctrl_data &= ~PM_CTRL_CLK_SWH_L1;
+ pm_ctrl_data |= AT_LCKDET_TIMER <<
+ PM_CTRL_LCKDET_TIMER_SHIFT;
pm_ctrl_data |= PM_CTRL_SERDES_BUDS_RX_L1_EN;
pm_ctrl_data |= PM_CTRL_SERDES_L1_EN;
+ pm_ctrl_data |= PM_CTRL_CLK_REQ_EN;
+ pm_ctrl_data &= ~PM_CTRL_ASPM_L0S_EN;
+#if 0 /* to disable L1/L0s when connected , required by AK */
+ if (hw->ctrl_flags & ATL1C_ASPM_L1_SUPPORT) {
+ pm_ctrl_data |= AT_ASPM_L1_TIMER <<
+ PM_CTRL_L1_ENTRY_TIMER_SHIFT;
+ pm_ctrl_data |= PM_CTRL_ASPM_L1_EN;
+ } else
+ pm_ctrl_data &= ~PM_CTRL_ASPM_L1_EN;
+
+ if (hw->ctrl_flags & ATL1C_ASPM_L0S_SUPPORT)
+ pm_ctrl_data |= PM_CTRL_ASPM_L0S_EN;
+ else
+ pm_ctrl_data &= ~PM_CTRL_ASPM_L0S_EN;
+#endif
} else {
pm_ctrl_data &= ~PM_CTRL_SERDES_BUDS_RX_L1_EN;
pm_ctrl_data &= ~PM_CTRL_SERDES_L1_EN;
@@ -1259,13 +1293,12 @@ static void atl1c_set_aspm(struct atl1c_hw *hw, bool linkup)
pm_ctrl_data &= ~PM_CTRL_SERDES_PLL_L1_EN;
pm_ctrl_data |= PM_CTRL_CLK_SWH_L1;
-
+ pm_ctrl_data |= 0xF << PM_CTRL_LCKDET_TIMER_SHIFT;
if (hw->ctrl_flags & ATL1C_ASPM_L1_SUPPORT)
pm_ctrl_data |= PM_CTRL_ASPM_L1_EN;
else
pm_ctrl_data &= ~PM_CTRL_ASPM_L1_EN;
}
-
AT_WRITE_REG(hw, REG_PM_CTRL, pm_ctrl_data);
}
@@ -2301,10 +2334,9 @@ static int atl1c_suspend(struct pci_dev *pdev, pm_message_t state)
struct net_device *netdev = pci_get_drvdata(pdev);
struct atl1c_adapter *adapter = netdev_priv(netdev);
struct atl1c_hw *hw = &adapter->hw;
- u32 ctrl;
u32 mac_ctrl_data;
u32 master_ctrl_data;
- u32 wol_ctrl_data;
+ u32 wol_ctrl_data = 0;
u16 mii_bmsr_data;
u16 save_autoneg_advertised;
u16 mii_intr_status_data;
@@ -2321,23 +2353,29 @@ static int atl1c_suspend(struct pci_dev *pdev, pm_message_t state)
retval = pci_save_state(pdev);
if (retval)
return retval;
- if (wufc) {
- AT_READ_REG(hw, REG_MASTER_CTRL, &master_ctrl_data);
- master_ctrl_data &= ~MASTER_CTRL_CLK_SEL_DIS;
/* get link status */
- atl1c_read_phy_reg(hw, MII_BMSR, (u16 *)&mii_bmsr_data);
- atl1c_read_phy_reg(hw, MII_BMSR, (u16 *)&mii_bmsr_data);
- save_autoneg_advertised = hw->autoneg_advertised;
- hw->autoneg_advertised = ADVERTISED_10baseT_Half;
- if (atl1c_restart_autoneg(hw) != 0)
- if (netif_msg_link(adapter))
- dev_warn(&pdev->dev, "phy autoneg failed\n");
- hw->phy_configured = false; /* re-init PHY when resume */
- hw->autoneg_advertised = save_autoneg_advertised;
+ atl1c_read_phy_reg(hw, MII_BMSR, (u16 *)&mii_bmsr_data);
+ atl1c_read_phy_reg(hw, MII_BMSR, (u16 *)&mii_bmsr_data);
+
+ save_autoneg_advertised = hw->autoneg_advertised;
+ hw->autoneg_advertised = ADVERTISED_10baseT_Full;
+ if (atl1c_restart_autoneg(hw) != 0)
+ dev_dbg(&pdev->dev, "phy autoneg failed\n");
+ hw->phy_configured = false; /* re-init PHY when resume */
+ hw->autoneg_advertised = save_autoneg_advertised;
+ AT_READ_REG(hw, REG_MASTER_CTRL, &master_ctrl_data);
+ AT_READ_REG(hw, REG_MAC_CTRL, &mac_ctrl_data);
+ mac_ctrl_data &= ~(MAC_CTRL_PRMLEN_MASK << MAC_CTRL_PRMLEN_SHIFT);
+ mac_ctrl_data |= (((u32)adapter->hw.preamble_len &
+ MAC_CTRL_PRMLEN_MASK) <<
+ MAC_CTRL_PRMLEN_SHIFT);
+
+ if (wufc) {
+ master_ctrl_data &= ~MASTER_CTRL_CLK_SEL_DIS;
/* turn on magic packet wol */
if (wufc & AT_WUFC_MAG)
- wol_ctrl_data = WOL_MAGIC_EN | WOL_MAGIC_PME_EN;
+ wol_ctrl_data |= WOL_MAGIC_EN | WOL_MAGIC_PME_EN;
if (wufc & AT_WUFC_LNKC) {
for (i = 0; i < AT_SUSPEND_LINK_TIMEOUT; i++) {
@@ -2367,13 +2405,10 @@ static int atl1c_suspend(struct pci_dev *pdev, pm_message_t state)
/* clear phy interrupt */
atl1c_read_phy_reg(hw, MII_ISR, &mii_intr_status_data);
/* Config MAC Ctrl register */
- mac_ctrl_data = MAC_CTRL_RX_EN;
+ mac_ctrl_data |= MAC_CTRL_RX_EN;
/* set to 10/100M halt duplex */
mac_ctrl_data |= atl1c_mac_speed_10_100 << MAC_CTRL_SPEED_SHIFT;
- mac_ctrl_data |= (((u32)adapter->hw.preamble_len &
- MAC_CTRL_PRMLEN_MASK) <<
- MAC_CTRL_PRMLEN_SHIFT);
-
+ mac_ctrl_data |= MAC_CTRL_DUPLX;
if (adapter->vlgrp)
mac_ctrl_data |= MAC_CTRL_RMV_VLAN;
@@ -2390,23 +2425,29 @@ static int atl1c_suspend(struct pci_dev *pdev, pm_message_t state)
AT_WRITE_REG(hw, REG_MAC_CTRL, mac_ctrl_data);
/* pcie patch */
- AT_READ_REG(hw, REG_PCIE_PHYMISC, &ctrl);
- ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
- AT_WRITE_REG(hw, REG_PCIE_PHYMISC, ctrl);
+ atl1c_pcie_patch(hw);
+ device_set_wakeup_enable(&pdev->dev, 1);
+
+ AT_WRITE_REG(hw, REG_GPHY_CTRL, GPHY_CTRL_DEFAULT |
+ GPHY_CTRL_EXT_RESET);
pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
goto suspend_exit;
}
+ AT_WRITE_REG(hw, REG_GPHY_CTRL, GPHY_CTRL_POWER_SAVING);
+
+ master_ctrl_data |= MASTER_CTRL_CLK_SEL_DIS;
+ mac_ctrl_data |= atl1c_mac_speed_10_100 << MAC_CTRL_SPEED_SHIFT;
+ mac_ctrl_data |= MAC_CTRL_DUPLX;
+ AT_WRITE_REG(hw, REG_MASTER_CTRL, master_ctrl_data);
+ AT_WRITE_REG(hw, REG_MAC_CTRL, mac_ctrl_data);
wol_dis:
/* WOL disabled */
AT_WRITE_REG(hw, REG_WOL_CTRL, 0);
/* pcie patch */
- AT_READ_REG(hw, REG_PCIE_PHYMISC, &ctrl);
- ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
- AT_WRITE_REG(hw, REG_PCIE_PHYMISC, ctrl);
-
+ atl1c_pcie_patch(hw);
atl1c_phy_disable(hw);
hw->phy_configured = false; /* re-init PHY when resume */
--
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