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authorV3n3RiX <venerix@redcorelinux.org>2018-04-09 23:18:36 +0100
committerV3n3RiX <venerix@redcorelinux.org>2018-04-09 23:18:36 +0100
commit5e4beeeb54fd6882ed76923a85f9f7e84418a5d2 (patch)
treefbbfce6524e9bc61f235335bc61f411f9969e895 /sys-kernel/linux-image/files/enable_alx_wol.patch
parent28b9aea2f16a8264e515ddb74f3dd7c5ded3bc8c (diff)
sys-kernel/linux-{image,headers} : version bump
Diffstat (limited to 'sys-kernel/linux-image/files/enable_alx_wol.patch')
-rw-r--r--sys-kernel/linux-image/files/enable_alx_wol.patch473
1 files changed, 473 insertions, 0 deletions
diff --git a/sys-kernel/linux-image/files/enable_alx_wol.patch b/sys-kernel/linux-image/files/enable_alx_wol.patch
new file mode 100644
index 00000000..f9347bfa
--- /dev/null
+++ b/sys-kernel/linux-image/files/enable_alx_wol.patch
@@ -0,0 +1,473 @@
+diff -Nur a/drivers/net/ethernet/atheros/alx/ethtool.c b/drivers/net/ethernet/atheros/alx/ethtool.c
+--- a/drivers/net/ethernet/atheros/alx/ethtool.c 2018-04-01 22:20:27.000000000 +0100
++++ b/drivers/net/ethernet/atheros/alx/ethtool.c 2018-04-06 01:07:48.163242605 +0100
+@@ -310,11 +310,47 @@
+ }
+ }
+
++static void alx_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
++{
++ struct alx_priv *alx = netdev_priv(netdev);
++ struct alx_hw *hw = &alx->hw;
++
++ wol->supported = WAKE_MAGIC | WAKE_PHY;
++ wol->wolopts = 0;
++
++ if (hw->sleep_ctrl & ALX_SLEEP_WOL_MAGIC)
++ wol->wolopts |= WAKE_MAGIC;
++ if (hw->sleep_ctrl & ALX_SLEEP_WOL_PHY)
++ wol->wolopts |= WAKE_PHY;
++}
++
++static int alx_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
++{
++ struct alx_priv *alx = netdev_priv(netdev);
++ struct alx_hw *hw = &alx->hw;
++
++ if (wol->wolopts & ~(WAKE_MAGIC | WAKE_PHY))
++ return -EOPNOTSUPP;
++
++ hw->sleep_ctrl = 0;
++
++ if (wol->wolopts & WAKE_MAGIC)
++ hw->sleep_ctrl |= ALX_SLEEP_WOL_MAGIC;
++ if (wol->wolopts & WAKE_PHY)
++ hw->sleep_ctrl |= ALX_SLEEP_WOL_PHY;
++
++ device_set_wakeup_enable(&alx->hw.pdev->dev, hw->sleep_ctrl);
++
++ return 0;
++}
++
+ const struct ethtool_ops alx_ethtool_ops = {
+ .get_pauseparam = alx_get_pauseparam,
+ .set_pauseparam = alx_set_pauseparam,
+ .get_msglevel = alx_get_msglevel,
+ .set_msglevel = alx_set_msglevel,
++ .get_wol = alx_get_wol,
++ .set_wol = alx_set_wol,
+ .get_link = ethtool_op_get_link,
+ .get_strings = alx_get_strings,
+ .get_sset_count = alx_get_sset_count,
+diff -Nur a/drivers/net/ethernet/atheros/alx/hw.c b/drivers/net/ethernet/atheros/alx/hw.c
+--- a/drivers/net/ethernet/atheros/alx/hw.c 2018-04-01 22:20:27.000000000 +0100
++++ b/drivers/net/ethernet/atheros/alx/hw.c 2018-04-06 01:07:48.163242605 +0100
+@@ -332,6 +332,16 @@
+ alx_write_mem32(hw, ALX_STAD1, val);
+ }
+
++static void alx_enable_osc(struct alx_hw *hw)
++{
++ u32 val;
++
++ /* rising edge */
++ val = alx_read_mem32(hw, ALX_MISC);
++ alx_write_mem32(hw, ALX_MISC, val & ~ALX_MISC_INTNLOSC_OPEN);
++ alx_write_mem32(hw, ALX_MISC, val | ALX_MISC_INTNLOSC_OPEN);
++}
++
+ static void alx_reset_osc(struct alx_hw *hw, u8 rev)
+ {
+ u32 val, val2;
+@@ -848,6 +858,66 @@
+ }
+ }
+
++
++/* NOTE:
++ * 1. phy link must be established before calling this function
++ * 2. wol option (pattern,magic,link,etc.) is configed before call it.
++ */
++int alx_pre_suspend(struct alx_hw *hw, int speed, u8 duplex)
++{
++ u32 master, mac, phy, val;
++ int err = 0;
++
++ master = alx_read_mem32(hw, ALX_MASTER);
++ master &= ~ALX_MASTER_PCLKSEL_SRDS;
++ mac = hw->rx_ctrl;
++ /* 10/100 half */
++ ALX_SET_FIELD(mac, ALX_MAC_CTRL_SPEED, ALX_MAC_CTRL_SPEED_10_100);
++ mac &= ~(ALX_MAC_CTRL_FULLD | ALX_MAC_CTRL_RX_EN | ALX_MAC_CTRL_TX_EN);
++
++ phy = alx_read_mem32(hw, ALX_PHY_CTRL);
++ phy &= ~(ALX_PHY_CTRL_DSPRST_OUT | ALX_PHY_CTRL_CLS);
++ phy |= ALX_PHY_CTRL_RST_ANALOG | ALX_PHY_CTRL_HIB_PULSE |
++ ALX_PHY_CTRL_HIB_EN;
++
++ /* without any activity */
++ if (!(hw->sleep_ctrl & ALX_SLEEP_ACTIVE)) {
++ err = alx_write_phy_reg(hw, ALX_MII_IER, 0);
++ if (err)
++ return err;
++ phy |= ALX_PHY_CTRL_IDDQ | ALX_PHY_CTRL_POWER_DOWN;
++ } else {
++ if (hw->sleep_ctrl & (ALX_SLEEP_WOL_MAGIC | ALX_SLEEP_CIFS))
++ mac |= ALX_MAC_CTRL_RX_EN | ALX_MAC_CTRL_BRD_EN;
++ if (hw->sleep_ctrl & ALX_SLEEP_CIFS)
++ mac |= ALX_MAC_CTRL_TX_EN;
++ if (duplex == DUPLEX_FULL)
++ mac |= ALX_MAC_CTRL_FULLD;
++ if (speed == SPEED_1000)
++ ALX_SET_FIELD(mac, ALX_MAC_CTRL_SPEED,
++ ALX_MAC_CTRL_SPEED_1000);
++ phy |= ALX_PHY_CTRL_DSPRST_OUT;
++ err = alx_write_phy_ext(hw, ALX_MIIEXT_ANEG,
++ ALX_MIIEXT_S3DIG10,
++ ALX_MIIEXT_S3DIG10_SL);
++ if (err)
++ return err;
++ }
++
++ alx_enable_osc(hw);
++ hw->rx_ctrl = mac;
++ alx_write_mem32(hw, ALX_MASTER, master);
++ alx_write_mem32(hw, ALX_MAC_CTRL, mac);
++ alx_write_mem32(hw, ALX_PHY_CTRL, phy);
++
++ /* set val of PDLL D3PLLOFF */
++ val = alx_read_mem32(hw, ALX_PDLL_TRNS1);
++ val |= ALX_PDLL_TRNS1_D3PLLOFF_EN;
++ alx_write_mem32(hw, ALX_PDLL_TRNS1, val);
++
++ return 0;
++}
++
+ bool alx_phy_configured(struct alx_hw *hw)
+ {
+ u32 cfg, hw_cfg;
+@@ -920,6 +990,26 @@
+ return alx_read_phy_reg(hw, ALX_MII_ISR, &isr);
+ }
+
++int alx_config_wol(struct alx_hw *hw)
++{
++ u32 wol = 0;
++ int err = 0;
++
++ /* turn on magic packet event */
++ if (hw->sleep_ctrl & ALX_SLEEP_WOL_MAGIC)
++ wol |= ALX_WOL0_MAGIC_EN | ALX_WOL0_PME_MAGIC_EN;
++
++ /* turn on link up event */
++ if (hw->sleep_ctrl & ALX_SLEEP_WOL_PHY) {
++ wol |= ALX_WOL0_LINK_EN | ALX_WOL0_PME_LINK;
++ /* only link up can wake up */
++ err = alx_write_phy_reg(hw, ALX_MII_IER, ALX_IER_LINK_UP);
++ }
++ alx_write_mem32(hw, ALX_WOL0, wol);
++
++ return err;
++}
++
+ void alx_disable_rss(struct alx_hw *hw)
+ {
+ u32 ctrl = alx_read_mem32(hw, ALX_RXQ0);
+@@ -1045,6 +1135,71 @@
+ }
+
+
++int alx_select_powersaving_speed(struct alx_hw *hw, int *speed, u8 *duplex)
++{
++ int i, err;
++ u16 lpa;
++
++ err = alx_read_phy_link(hw);
++ if (err)
++ return err;
++
++ if (hw->link_speed == SPEED_UNKNOWN) {
++ *speed = SPEED_UNKNOWN;
++ *duplex = DUPLEX_UNKNOWN;
++ return 0;
++ }
++
++ err = alx_read_phy_reg(hw, MII_LPA, &lpa);
++ if (err)
++ return err;
++
++ if (!(lpa & LPA_LPACK)) {
++ *speed = hw->link_speed;
++ return 0;
++ }
++
++ if (lpa & LPA_10FULL) {
++ *speed = SPEED_10;
++ *duplex = DUPLEX_FULL;
++ } else if (lpa & LPA_10HALF) {
++ *speed = SPEED_10;
++ *duplex = DUPLEX_HALF;
++ } else if (lpa & LPA_100FULL) {
++ *speed = SPEED_100;
++ *duplex = DUPLEX_FULL;
++ } else {
++ *speed = SPEED_100;
++ *duplex = DUPLEX_HALF;
++ }
++
++ if (*speed == hw->link_speed && *duplex == hw->duplex)
++ return 0;
++ err = alx_write_phy_reg(hw, ALX_MII_IER, 0);
++ if (err)
++ return err;
++ err = alx_setup_speed_duplex(hw, alx_speed_to_ethadv(*speed, *duplex) |
++ ADVERTISED_Autoneg, ALX_FC_ANEG |
++ ALX_FC_RX | ALX_FC_TX);
++ if (err)
++ return err;
++
++ /* wait for linkup */
++ for (i = 0; i < ALX_MAX_SETUP_LNK_CYCLE; i++) {
++ msleep(100);
++
++ err = alx_read_phy_link(hw);
++ if (err < 0)
++ return err;
++ if (hw->link_speed != SPEED_UNKNOWN)
++ break;
++ }
++ if (i == ALX_MAX_SETUP_LNK_CYCLE)
++ return -ETIMEDOUT;
++
++ return 0;
++}
++
+ bool alx_get_phy_info(struct alx_hw *hw)
+ {
+ u16 devs1, devs2;
+diff -Nur a/drivers/net/ethernet/atheros/alx/hw.h b/drivers/net/ethernet/atheros/alx/hw.h
+--- a/drivers/net/ethernet/atheros/alx/hw.h 2018-04-01 22:20:27.000000000 +0100
++++ b/drivers/net/ethernet/atheros/alx/hw.h 2018-04-06 01:07:48.163242605 +0100
+@@ -487,6 +487,8 @@
+ u8 flowctrl;
+ u32 adv_cfg;
+
++ u32 sleep_ctrl;
++
+ spinlock_t mdio_lock;
+ struct mdio_if_info mdio;
+ u16 phy_id[2];
+@@ -549,12 +551,14 @@
+ void alx_enable_aspm(struct alx_hw *hw, bool l0s_en, bool l1_en);
+ int alx_setup_speed_duplex(struct alx_hw *hw, u32 ethadv, u8 flowctrl);
+ void alx_post_phy_link(struct alx_hw *hw);
++int alx_pre_suspend(struct alx_hw *hw, int speed, u8 duplex);
+ int alx_read_phy_reg(struct alx_hw *hw, u16 reg, u16 *phy_data);
+ int alx_write_phy_reg(struct alx_hw *hw, u16 reg, u16 phy_data);
+ int alx_read_phy_ext(struct alx_hw *hw, u8 dev, u16 reg, u16 *pdata);
+ int alx_write_phy_ext(struct alx_hw *hw, u8 dev, u16 reg, u16 data);
+ int alx_read_phy_link(struct alx_hw *hw);
+ int alx_clear_phy_intr(struct alx_hw *hw);
++int alx_config_wol(struct alx_hw *hw);
+ void alx_cfg_mac_flowcontrol(struct alx_hw *hw, u8 fc);
+ void alx_start_mac(struct alx_hw *hw);
+ int alx_reset_mac(struct alx_hw *hw);
+@@ -563,6 +567,7 @@
+ void alx_configure_basic(struct alx_hw *hw);
+ void alx_mask_msix(struct alx_hw *hw, int index, bool mask);
+ void alx_disable_rss(struct alx_hw *hw);
++int alx_select_powersaving_speed(struct alx_hw *hw, int *speed, u8 *duplex);
+ bool alx_get_phy_info(struct alx_hw *hw);
+ void alx_update_hw_stats(struct alx_hw *hw);
+
+diff -Nur a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c
+--- a/drivers/net/ethernet/atheros/alx/main.c 2018-04-01 22:20:27.000000000 +0100
++++ b/drivers/net/ethernet/atheros/alx/main.c 2018-04-06 01:07:48.164242638 +0100
+@@ -1070,6 +1070,7 @@
+ alx->dev->max_mtu = ALX_MAX_FRAME_LEN(ALX_MAX_FRAME_SIZE);
+ alx->tx_ringsz = 256;
+ alx->rx_ringsz = 512;
++ hw->sleep_ctrl = ALX_SLEEP_WOL_MAGIC | ALX_SLEEP_WOL_PHY;
+ hw->imt = 200;
+ alx->int_mask = ALX_ISR_MISC;
+ hw->dma_chnl = hw->max_dma_chnl;
+@@ -1345,6 +1346,65 @@
+ __alx_stop(netdev_priv(netdev));
+ return 0;
+ }
++static int __alx_shutdown(struct pci_dev *pdev, bool *wol_en)
++{
++ struct alx_priv *alx = pci_get_drvdata(pdev);
++ struct net_device *netdev = alx->dev;
++ struct alx_hw *hw = &alx->hw;
++ int err, speed;
++ u8 duplex;
++
++ netif_device_detach(netdev);
++
++ if (netif_running(netdev))
++ __alx_stop(alx);
++
++#ifdef CONFIG_PM_SLEEP
++ err = pci_save_state(pdev);
++ if (err)
++ return err;
++#endif
++
++ err = alx_select_powersaving_speed(hw, &speed, &duplex);
++ if (err)
++ return err;
++ err = alx_clear_phy_intr(hw);
++ if (err)
++ return err;
++ err = alx_pre_suspend(hw, speed, duplex);
++ if (err)
++ return err;
++ err = alx_config_wol(hw);
++ if (err)
++ return err;
++
++ *wol_en = false;
++ if (hw->sleep_ctrl & ALX_SLEEP_ACTIVE) {
++ netif_info(alx, wol, netdev,
++ "wol: ctrl=%X, speed=%X\n",
++ hw->sleep_ctrl, speed);
++ device_set_wakeup_enable(&pdev->dev, true);
++ *wol_en = true;
++ }
++
++ pci_disable_device(pdev);
++
++ return 0;
++}
++
++static void alx_shutdown(struct pci_dev *pdev)
++{
++ int err;
++ bool wol_en;
++
++ err = __alx_shutdown(pdev, &wol_en);
++ if (!err) {
++ pci_wake_from_d3(pdev, wol_en);
++ pci_set_power_state(pdev, PCI_D3hot);
++ } else {
++ dev_err(&pdev->dev, "shutdown fail %d\n", err);
++ }
++}
+
+ static void alx_link_check(struct work_struct *work)
+ {
+@@ -1841,6 +1901,8 @@
+ goto out_unmap;
+ }
+
++ device_set_wakeup_enable(&pdev->dev, hw->sleep_ctrl);
++
+ netdev_info(netdev,
+ "Qualcomm Atheros AR816x/AR817x Ethernet [%pM]\n",
+ netdev->dev_addr);
+@@ -1883,12 +1945,21 @@
+ static int alx_suspend(struct device *dev)
+ {
+ struct pci_dev *pdev = to_pci_dev(dev);
+- struct alx_priv *alx = pci_get_drvdata(pdev);
++ int err;
++ bool wol_en;
+
+- if (!netif_running(alx->dev))
+- return 0;
+- netif_device_detach(alx->dev);
+- __alx_stop(alx);
++ err = __alx_shutdown(pdev, &wol_en);
++ if (err) {
++ dev_err(&pdev->dev, "shutdown fail in suspend %d\n", err);
++ return err;
++ }
++
++ if (wol_en) {
++ pci_prepare_to_sleep(pdev);
++ } else {
++ pci_wake_from_d3(pdev, false);
++ pci_set_power_state(pdev, PCI_D3hot);
++ }
+ return 0;
+ }
+
+@@ -1896,20 +1967,47 @@
+ {
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct alx_priv *alx = pci_get_drvdata(pdev);
+- struct alx_hw *hw = &alx->hw;
+-
+- alx_reset_phy(hw);
++ struct net_device *netdev = alx->dev;
++ struct alx_hw *hw = &alx->hw;
++ int err;
++
++ pci_set_power_state(pdev, PCI_D0);
++ pci_restore_state(pdev);
++ pci_save_state(pdev);
++
++ pci_enable_wake(pdev, PCI_D3hot, 0);
++ pci_enable_wake(pdev, PCI_D3cold, 0);
++
++ hw->link_speed = SPEED_UNKNOWN;
++ alx->int_mask = ALX_ISR_MISC;
++
++ alx_reset_pcie(hw);
++ alx_reset_phy(hw);
++
++ err = alx_reset_mac(hw);
++ if (err) {
++ netif_err(alx, hw, alx->dev,
++ "resume:reset_mac fail %d\n", err);
++ return -EIO;
++ }
++
++ err = alx_setup_speed_duplex(hw, hw->adv_cfg, hw->flowctrl);
++ if (err) {
++ netif_err(alx, hw, alx->dev,
++ "resume:setup_speed_duplex fail %d\n", err);
++ return -EIO;
++ }
++
++ if (netif_running(netdev)) {
++ err = __alx_open(alx, true);
++ if (err)
++ return err;
++ }
+
+- if (!netif_running(alx->dev))
+- return 0;
+- netif_device_attach(alx->dev);
+- return __alx_open(alx, true);
++ netif_device_attach(netdev);
++ return err;
+ }
+
+-static SIMPLE_DEV_PM_OPS(alx_pm_ops, alx_suspend, alx_resume);
+-#define ALX_PM_OPS (&alx_pm_ops)
+-#else
+-#define ALX_PM_OPS NULL
+ #endif
+
+
+@@ -1955,6 +2053,8 @@
+ }
+
+ pci_set_master(pdev);
++ pci_enable_wake(pdev, PCI_D3hot, 0);
++ pci_enable_wake(pdev, PCI_D3cold, 0);
+
+ alx_reset_pcie(hw);
+ if (!alx_reset_mac(hw))
+@@ -2006,11 +2106,19 @@
+ {}
+ };
+
++#ifdef CONFIG_PM_SLEEP
++static SIMPLE_DEV_PM_OPS(alx_pm_ops, alx_suspend, alx_resume);
++#define ALX_PM_OPS (&alx_pm_ops)
++#else
++#define ALX_PM_OPS NULL
++#endif
++
+ static struct pci_driver alx_driver = {
+ .name = alx_drv_name,
+ .id_table = alx_pci_tbl,
+ .probe = alx_probe,
+ .remove = alx_remove,
++ .shutdown = alx_shutdown,
+ .err_handler = &alx_err_handlers,
+ .driver.pm = ALX_PM_OPS,
+ };