diff options
Diffstat (limited to 'drivers/net/r8169.c')
-rw-r--r-- | drivers/net/r8169.c | 628 |
1 files changed, 501 insertions, 127 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 5990621fb5cd..40bcb82d9116 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -22,6 +22,7 @@ #include <linux/ip.h> #include <linux/tcp.h> #include <linux/init.h> +#include <linux/interrupt.h> #include <linux/dma-mapping.h> #include <linux/pm_runtime.h> #include <linux/firmware.h> @@ -40,6 +41,7 @@ #define FIRMWARE_8168D_2 "rtl_nic/rtl8168d-2.fw" #define FIRMWARE_8168E_1 "rtl_nic/rtl8168e-1.fw" #define FIRMWARE_8168E_2 "rtl_nic/rtl8168e-2.fw" +#define FIRMWARE_8168E_3 "rtl_nic/rtl8168e-3.fw" #define FIRMWARE_8105E_1 "rtl_nic/rtl8105e-1.fw" #ifdef RTL8169_DEBUG @@ -69,8 +71,6 @@ static const int multicast_filter_limit = 32; #define MAC_ADDR_LEN 6 #define MAX_READ_REQUEST_SHIFT 12 -#define RX_FIFO_THRESH 7 /* 7 means NO threshold, Rx buffer level before first PCI xfer. */ -#define RX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ #define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ #define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */ #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ @@ -132,6 +132,7 @@ enum mac_version { RTL_GIGA_MAC_VER_31, RTL_GIGA_MAC_VER_32, RTL_GIGA_MAC_VER_33, + RTL_GIGA_MAC_VER_34, RTL_GIGA_MAC_NONE = 0xff, }; @@ -215,7 +216,9 @@ static const struct { [RTL_GIGA_MAC_VER_32] = _R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_1), [RTL_GIGA_MAC_VER_33] = - _R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_2) + _R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_2), + [RTL_GIGA_MAC_VER_34] = + _R("RTL8168evl/8111evl",RTL_TD_1, FIRMWARE_8168E_3) }; #undef _R @@ -269,10 +272,20 @@ enum rtl_registers { TxPoll = 0x38, IntrMask = 0x3c, IntrStatus = 0x3e, + TxConfig = 0x40, - RxConfig = 0x44, +#define TXCFG_AUTO_FIFO (1 << 7) /* 8111e-vl */ +#define TXCFG_EMPTY (1 << 11) /* 8111e-vl */ -#define RTL_RX_CONFIG_MASK 0xff7e1880u + RxConfig = 0x44, +#define RX128_INT_EN (1 << 15) /* 8111c and later */ +#define RX_MULTI_EN (1 << 14) /* 8111c only */ +#define RXCFG_FIFO_SHIFT 13 + /* No threshold before first PCI xfer */ +#define RX_FIFO_THRESH (7 << RXCFG_FIFO_SHIFT) +#define RXCFG_DMA_SHIFT 8 + /* Unlimited maximum PCI burst. */ +#define RX_DMA_BURST (7 << RXCFG_DMA_SHIFT) RxMissed = 0x4c, Cfg9346 = 0x50, @@ -326,12 +339,13 @@ enum rtl8168_8101_registers { #define EPHYAR_REG_SHIFT 16 #define EPHYAR_DATA_MASK 0xffff DLLPR = 0xd0, -#define PM_SWITCH (1 << 6) +#define PFM_EN (1 << 6) DBG_REG = 0xd1, #define FIX_NAK_1 (1 << 4) #define FIX_NAK_2 (1 << 3) TWSI = 0xd2, MCU = 0xd3, +#define NOW_IS_OOB (1 << 7) #define EN_NDP (1 << 3) #define EN_OOB_RESET (1 << 2) EFUSEAR = 0xdc, @@ -344,18 +358,22 @@ enum rtl8168_8101_registers { }; enum rtl8168_registers { + LED_FREQ = 0x1a, + EEE_LED = 0x1b, ERIDR = 0x70, ERIAR = 0x74, #define ERIAR_FLAG 0x80000000 #define ERIAR_WRITE_CMD 0x80000000 #define ERIAR_READ_CMD 0x00000000 #define ERIAR_ADDR_BYTE_ALIGN 4 -#define ERIAR_EXGMAC 0 -#define ERIAR_MSIX 1 -#define ERIAR_ASF 2 #define ERIAR_TYPE_SHIFT 16 -#define ERIAR_BYTEEN 0x0f -#define ERIAR_BYTEEN_SHIFT 12 +#define ERIAR_EXGMAC (0x00 << ERIAR_TYPE_SHIFT) +#define ERIAR_MSIX (0x01 << ERIAR_TYPE_SHIFT) +#define ERIAR_ASF (0x02 << ERIAR_TYPE_SHIFT) +#define ERIAR_MASK_SHIFT 12 +#define ERIAR_MASK_0001 (0x1 << ERIAR_MASK_SHIFT) +#define ERIAR_MASK_0011 (0x3 << ERIAR_MASK_SHIFT) +#define ERIAR_MASK_1111 (0xf << ERIAR_MASK_SHIFT) EPHY_RXER_NUM = 0x7c, OCPDR = 0xb0, /* OCP GPHY access */ #define OCPDR_WRITE_CMD 0x80000000 @@ -370,6 +388,7 @@ enum rtl8168_registers { RDSAR1 = 0xd0, /* 8168c only. Undocumented on 8168dp */ MISC = 0xf0, /* 8168e only. */ #define TXPLA_RST (1 << 29) +#define PWM_EN (1 << 22) }; enum rtl_register_content { @@ -394,6 +413,7 @@ enum rtl_register_content { RxCRC = (1 << 19), /* ChipCmdBits */ + StopReq = 0x80, CmdReset = 0x10, CmdRxEnb = 0x08, CmdTxEnb = 0x04, @@ -415,10 +435,7 @@ enum rtl_register_content { AcceptMulticast = 0x04, AcceptMyPhys = 0x02, AcceptAllPhys = 0x01, - - /* RxConfigBits */ - RxCfgFIFOShift = 13, - RxCfgDMAShift = 8, +#define RX_CONFIG_ACCEPT_MASK 0x3f /* TxConfigBits */ TxInterFrameGapShift = 24, @@ -658,7 +675,6 @@ struct rtl8169_private { unsigned int (*phy_reset_pending)(struct rtl8169_private *tp); unsigned int (*link_ok)(void __iomem *); int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd); - int pcie_cap; struct delayed_work task; unsigned features; @@ -666,7 +682,18 @@ struct rtl8169_private { struct rtl8169_counters counters; u32 saved_wolopts; - const struct firmware *fw; + struct rtl_fw { + const struct firmware *fw; + +#define RTL_VER_SIZE 32 + + char version[RTL_VER_SIZE]; + + struct rtl_fw_phy_action { + __le32 *code; + size_t size; + } phy_action; + } *rtl_fw; #define RTL_FIRMWARE_UNKNOWN ERR_PTR(-EAGAIN); }; @@ -701,9 +728,6 @@ static void rtl8169_down(struct net_device *dev); static void rtl8169_rx_clear(struct rtl8169_private *tp); static int rtl8169_poll(struct napi_struct *napi, int budget); -static const unsigned int rtl8169_rx_config = - (RX_FIFO_THRESH << RxCfgFIFOShift) | (RX_DMA_BURST << RxCfgDMAShift); - static u32 ocp_read(struct rtl8169_private *tp, u8 mask, u16 reg) { void __iomem *ioaddr = tp->mmio_addr; @@ -1024,6 +1048,49 @@ static u32 rtl_csi_read(void __iomem *ioaddr, int addr) return value; } +static +void rtl_eri_write(void __iomem *ioaddr, int addr, u32 mask, u32 val, int type) +{ + unsigned int i; + + BUG_ON((addr & 3) || (mask == 0)); + RTL_W32(ERIDR, val); + RTL_W32(ERIAR, ERIAR_WRITE_CMD | type | mask | addr); + + for (i = 0; i < 100; i++) { + if (!(RTL_R32(ERIAR) & ERIAR_FLAG)) + break; + udelay(100); + } +} + +static u32 rtl_eri_read(void __iomem *ioaddr, int addr, int type) +{ + u32 value = ~0x00; + unsigned int i; + + RTL_W32(ERIAR, ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr); + + for (i = 0; i < 100; i++) { + if (RTL_R32(ERIAR) & ERIAR_FLAG) { + value = RTL_R32(ERIDR); + break; + } + udelay(100); + } + + return value; +} + +static void +rtl_w1w0_eri(void __iomem *ioaddr, int addr, u32 mask, u32 p, u32 m, int type) +{ + u32 val; + + val = rtl_eri_read(ioaddr, addr, type); + rtl_eri_write(ioaddr, addr, mask, (val & ~m) | p, type); +} + static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr) { u8 value = 0xff; @@ -1049,13 +1116,6 @@ static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr) RTL_W16(IntrStatus, 0xffff); } -static void rtl8169_asic_down(void __iomem *ioaddr) -{ - RTL_W8(ChipCmd, 0x00); - rtl8169_irq_mask_and_ack(ioaddr); - RTL_R16(CPlusCmd); -} - static unsigned int rtl8169_tbi_reset_pending(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; @@ -1093,6 +1153,39 @@ static void rtl8169_xmii_reset_enable(struct rtl8169_private *tp) rtl_writephy(tp, MII_BMCR, val & 0xffff); } +static void rtl_link_chg_patch(struct rtl8169_private *tp) +{ + void __iomem *ioaddr = tp->mmio_addr; + struct net_device *dev = tp->dev; + + if (!netif_running(dev)) + return; + + if (tp->mac_version == RTL_GIGA_MAC_VER_34) { + if (RTL_R8(PHYstatus) & _1000bpsF) { + rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111, + 0x00000011, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111, + 0x00000005, ERIAR_EXGMAC); + } else if (RTL_R8(PHYstatus) & _100bps) { + rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111, + 0x0000001f, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111, + 0x00000005, ERIAR_EXGMAC); + } else { + rtl_eri_write(ioaddr, 0x1bc, ERIAR_MASK_1111, + 0x0000001f, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0x1dc, ERIAR_MASK_1111, + 0x0000003f, ERIAR_EXGMAC); + } + /* Reset packet filter */ + rtl_w1w0_eri(ioaddr, 0xdc, ERIAR_MASK_0001, 0x00, 0x01, + ERIAR_EXGMAC); + rtl_w1w0_eri(ioaddr, 0xdc, ERIAR_MASK_0001, 0x01, 0x00, + ERIAR_EXGMAC); + } +} + static void __rtl8169_check_link_status(struct net_device *dev, struct rtl8169_private *tp, void __iomem *ioaddr, bool pm) @@ -1101,6 +1194,7 @@ static void __rtl8169_check_link_status(struct net_device *dev, spin_lock_irqsave(&tp->lock, flags); if (tp->link_ok(ioaddr)) { + rtl_link_chg_patch(tp); /* This is to cancel a scheduled suspend if there's one. */ if (pm) pm_request_resume(&tp->pci_dev->dev); @@ -1221,12 +1315,14 @@ static void rtl8169_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { struct rtl8169_private *tp = netdev_priv(dev); + struct rtl_fw *rtl_fw = tp->rtl_fw; strcpy(info->driver, MODULENAME); strcpy(info->version, RTL8169_VERSION); strcpy(info->bus_info, pci_name(tp->pci_dev)); - strncpy(info->fw_version, IS_ERR_OR_NULL(tp->fw) ? "N/A" : - rtl_lookup_firmware_name(tp), sizeof(info->fw_version) - 1); + BUILD_BUG_ON(sizeof(info->fw_version) < sizeof(rtl_fw->version)); + strcpy(info->fw_version, IS_ERR_OR_NULL(rtl_fw) ? "N/A" : + rtl_fw->version); } static int rtl8169_get_regs_len(struct net_device *dev) @@ -1627,6 +1723,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, int mac_version; } mac_info[] = { /* 8168E family. */ + { 0x7c800000, 0x2c800000, RTL_GIGA_MAC_VER_34 }, { 0x7cf00000, 0x2c200000, RTL_GIGA_MAC_VER_33 }, { 0x7cf00000, 0x2c100000, RTL_GIGA_MAC_VER_32 }, { 0x7c800000, 0x2c000000, RTL_GIGA_MAC_VER_33 }, @@ -1741,21 +1838,75 @@ static void rtl_writephy_batch(struct rtl8169_private *tp, #define PHY_DELAY_MS 0xe0000000 #define PHY_WRITE_ERI_WORD 0xf0000000 -static void -rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) +struct fw_info { + u32 magic; + char version[RTL_VER_SIZE]; + __le32 fw_start; + __le32 fw_len; + u8 chksum; +} __packed; + +#define FW_OPCODE_SIZE sizeof(typeof(*((struct rtl_fw_phy_action *)0)->code)) + +static bool rtl_fw_format_ok(struct rtl8169_private *tp, struct rtl_fw *rtl_fw) { - __le32 *phytable = (__le32 *)fw->data; - struct net_device *dev = tp->dev; - size_t index, fw_size = fw->size / sizeof(*phytable); - u32 predata, count; + const struct firmware *fw = rtl_fw->fw; + struct fw_info *fw_info = (struct fw_info *)fw->data; + struct rtl_fw_phy_action *pa = &rtl_fw->phy_action; + char *version = rtl_fw->version; + bool rc = false; - if (fw->size % sizeof(*phytable)) { - netif_err(tp, probe, dev, "odd sized firmware %zd\n", fw->size); - return; + if (fw->size < FW_OPCODE_SIZE) + goto out; + + if (!fw_info->magic) { + size_t i, size, start; + u8 checksum = 0; + + if (fw->size < sizeof(*fw_info)) + goto out; + + for (i = 0; i < fw->size; i++) + checksum += fw->data[i]; + if (checksum != 0) + goto out; + + start = le32_to_cpu(fw_info->fw_start); + if (start > fw->size) + goto out; + + size = le32_to_cpu(fw_info->fw_len); + if (size > (fw->size - start) / FW_OPCODE_SIZE) + goto out; + + memcpy(version, fw_info->version, RTL_VER_SIZE); + + pa->code = (__le32 *)(fw->data + start); + pa->size = size; + } else { + if (fw->size % FW_OPCODE_SIZE) + goto out; + + strlcpy(version, rtl_lookup_firmware_name(tp), RTL_VER_SIZE); + + pa->code = (__le32 *)fw->data; + pa->size = fw->size / FW_OPCODE_SIZE; } + version[RTL_VER_SIZE - 1] = 0; - for (index = 0; index < fw_size; index++) { - u32 action = le32_to_cpu(phytable[index]); + rc = true; +out: + return rc; +} + +static bool rtl_fw_data_ok(struct rtl8169_private *tp, struct net_device *dev, + struct rtl_fw_phy_action *pa) +{ + bool rc = false; + size_t index; + + for (index = 0; index < pa->size; index++) { + u32 action = le32_to_cpu(pa->code[index]); u32 regno = (action & 0x0fff0000) >> 16; switch(action & 0xf0000000) { @@ -1771,25 +1922,25 @@ rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) case PHY_BJMPN: if (regno > index) { - netif_err(tp, probe, tp->dev, + netif_err(tp, ifup, tp->dev, "Out of range of firmware\n"); - return; + goto out; } break; case PHY_READCOUNT_EQ_SKIP: - if (index + 2 >= fw_size) { - netif_err(tp, probe, tp->dev, + if (index + 2 >= pa->size) { + netif_err(tp, ifup, tp->dev, "Out of range of firmware\n"); - return; + goto out; } break; case PHY_COMP_EQ_SKIPN: case PHY_COMP_NEQ_SKIPN: case PHY_SKIPN: - if (index + 1 + regno >= fw_size) { - netif_err(tp, probe, tp->dev, + if (index + 1 + regno >= pa->size) { + netif_err(tp, ifup, tp->dev, "Out of range of firmware\n"); - return; + goto out; } break; @@ -1797,17 +1948,42 @@ rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) case PHY_WRITE_MAC_BYTE: case PHY_WRITE_ERI_WORD: default: - netif_err(tp, probe, tp->dev, + netif_err(tp, ifup, tp->dev, "Invalid action 0x%08x\n", action); - return; + goto out; } } + rc = true; +out: + return rc; +} + +static int rtl_check_firmware(struct rtl8169_private *tp, struct rtl_fw *rtl_fw) +{ + struct net_device *dev = tp->dev; + int rc = -EINVAL; + + if (!rtl_fw_format_ok(tp, rtl_fw)) { + netif_err(tp, ifup, dev, "invalid firwmare\n"); + goto out; + } + + if (rtl_fw_data_ok(tp, dev, &rtl_fw->phy_action)) + rc = 0; +out: + return rc; +} + +static void rtl_phy_write_fw(struct rtl8169_private *tp, struct rtl_fw *rtl_fw) +{ + struct rtl_fw_phy_action *pa = &rtl_fw->phy_action; + u32 predata, count; + size_t index; - predata = 0; - count = 0; + predata = count = 0; - for (index = 0; index < fw_size; ) { - u32 action = le32_to_cpu(phytable[index]); + for (index = 0; index < pa->size; ) { + u32 action = le32_to_cpu(pa->code[index]); u32 data = action & 0x0000ffff; u32 regno = (action & 0x0fff0000) >> 16; @@ -1879,18 +2055,20 @@ rtl_phy_write_fw(struct rtl8169_private *tp, const struct firmware *fw) static void rtl_release_firmware(struct rtl8169_private *tp) { - if (!IS_ERR_OR_NULL(tp->fw)) - release_firmware(tp->fw); - tp->fw = RTL_FIRMWARE_UNKNOWN; + if (!IS_ERR_OR_NULL(tp->rtl_fw)) { + release_firmware(tp->rtl_fw->fw); + kfree(tp->rtl_fw); + } + tp->rtl_fw = RTL_FIRMWARE_UNKNOWN; } static void rtl_apply_firmware(struct rtl8169_private *tp) { - const struct firmware *fw = tp->fw; + struct rtl_fw *rtl_fw = tp->rtl_fw; /* TODO: release firmware once rtl_phy_write_fw signals failures. */ - if (!IS_ERR_OR_NULL(fw)) - rtl_phy_write_fw(tp, fw); + if (!IS_ERR_OR_NULL(rtl_fw)) + rtl_phy_write_fw(tp, rtl_fw); } static void rtl_apply_firmware_cond(struct rtl8169_private *tp, u8 reg, u16 val) @@ -2523,7 +2701,7 @@ static void rtl8168d_4_hw_phy_config(struct rtl8169_private *tp) rtl_patchphy(tp, 0x0d, 1 << 5); } -static void rtl8168e_hw_phy_config(struct rtl8169_private *tp) +static void rtl8168e_1_hw_phy_config(struct rtl8169_private *tp) { static const struct phy_reg phy_reg_init[] = { /* Enable Delay cap */ @@ -2596,6 +2774,91 @@ static void rtl8168e_hw_phy_config(struct rtl8169_private *tp) rtl_writephy(tp, 0x0d, 0x0000); } +static void rtl8168e_2_hw_phy_config(struct rtl8169_private *tp) +{ + static const struct phy_reg phy_reg_init[] = { + /* Enable Delay cap */ + { 0x1f, 0x0004 }, + { 0x1f, 0x0007 }, + { 0x1e, 0x00ac }, + { 0x18, 0x0006 }, + { 0x1f, 0x0002 }, + { 0x1f, 0x0000 }, + { 0x1f, 0x0000 }, + + /* Channel estimation fine tune */ + { 0x1f, 0x0003 }, + { 0x09, 0xa20f }, + { 0x1f, 0x0000 }, + { 0x1f, 0x0000 }, + + /* Green Setting */ + { 0x1f, 0x0005 }, + { 0x05, 0x8b5b }, + { 0x06, 0x9222 }, + { 0x05, 0x8b6d }, + { 0x06, 0x8000 }, + { 0x05, 0x8b76 }, + { 0x06, 0x8000 }, + { 0x1f, 0x0000 } + }; + + rtl_apply_firmware(tp); + + rtl_writephy_batch(tp, phy_reg_init, ARRAY_SIZE(phy_reg_init)); + + /* For 4-corner performance improve */ + rtl_writephy(tp, 0x1f, 0x0005); + rtl_writephy(tp, 0x05, 0x8b80); + rtl_w1w0_phy(tp, 0x17, 0x0006, 0x0000); + rtl_writephy(tp, 0x1f, 0x0000); + + /* PHY auto speed down */ + rtl_writephy(tp, 0x1f, 0x0004); + rtl_writephy(tp, 0x1f, 0x0007); + rtl_writephy(tp, 0x1e, 0x002d); + rtl_w1w0_phy(tp, 0x18, 0x0010, 0x0000); + rtl_writephy(tp, 0x1f, 0x0002); + rtl_writephy(tp, 0x1f, 0x0000); + rtl_w1w0_phy(tp, 0x14, 0x8000, 0x0000); + + /* improve 10M EEE waveform */ + rtl_writephy(tp, 0x1f, 0x0005); + rtl_writephy(tp, 0x05, 0x8b86); + rtl_w1w0_phy(tp, 0x06, 0x0001, 0x0000); + rtl_writephy(tp, 0x1f, 0x0000); + + /* Improve 2-pair detection performance */ + rtl_writephy(tp, 0x1f, 0x0005); + rtl_writephy(tp, 0x05, 0x8b85); + rtl_w1w0_phy(tp, 0x06, 0x4000, 0x0000); + rtl_writephy(tp, 0x1f, 0x0000); + + /* EEE setting */ + rtl_w1w0_eri(tp->mmio_addr, 0x1b0, ERIAR_MASK_1111, 0x0000, 0x0003, + ERIAR_EXGMAC); + rtl_writephy(tp, 0x1f, 0x0005); + rtl_writephy(tp, 0x05, 0x8b85); + rtl_w1w0_phy(tp, 0x06, 0x0000, 0x2000); + rtl_writephy(tp, 0x1f, 0x0004); + rtl_writephy(tp, 0x1f, 0x0007); + rtl_writephy(tp, 0x1e, 0x0020); + rtl_w1w0_phy(tp, 0x06, 0x0000, 0x0100); + rtl_writephy(tp, 0x1f, 0x0002); + rtl_writephy(tp, 0x1f, 0x0000); + rtl_writephy(tp, 0x0d, 0x0007); + rtl_writephy(tp, 0x0e, 0x003c); + rtl_writephy(tp, 0x0d, 0x4007); + rtl_writephy(tp, 0x0e, 0x0000); + rtl_writephy(tp, 0x0d, 0x0000); + + /* Green feature */ + rtl_writephy(tp, 0x1f, 0x0003); + rtl_w1w0_phy(tp, 0x19, 0x0000, 0x0001); + rtl_w1w0_phy(tp, 0x10, 0x0000, 0x0400); + rtl_writephy(tp, 0x1f, 0x0000); +} + static void rtl8102e_hw_phy_config(struct rtl8169_private *tp) { static const struct phy_reg phy_reg_init[] = { @@ -2715,7 +2978,10 @@ static void rtl_hw_phy_config(struct net_device *dev) break; case RTL_GIGA_MAC_VER_32: case RTL_GIGA_MAC_VER_33: - rtl8168e_hw_phy_config(tp); + rtl8168e_1_hw_phy_config(tp); + break; + case RTL_GIGA_MAC_VER_34: + rtl8168e_2_hw_phy_config(tp); break; default: @@ -3125,8 +3391,10 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) rtl_writephy(tp, 0x1f, 0x0000); rtl_writephy(tp, MII_BMCR, 0x0000); - RTL_W32(RxConfig, RTL_R32(RxConfig) | - AcceptBroadcast | AcceptMulticast | AcceptMyPhys); + if (tp->mac_version == RTL_GIGA_MAC_VER_32 || + tp->mac_version == RTL_GIGA_MAC_VER_33) + RTL_W32(RxConfig, RTL_R32(RxConfig) | AcceptBroadcast | + AcceptMulticast | AcceptMyPhys); return; } @@ -3221,6 +3489,7 @@ static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp) case RTL_GIGA_MAC_VER_31: case RTL_GIGA_MAC_VER_32: case RTL_GIGA_MAC_VER_33: + case RTL_GIGA_MAC_VER_34: ops->down = r8168_pll_power_down; ops->up = r8168_pll_power_up; break; @@ -3232,6 +3501,47 @@ static void __devinit rtl_init_pll_power_ops(struct rtl8169_private *tp) } } +static void rtl_init_rxcfg(struct rtl8169_private *tp) +{ + void __iomem *ioaddr = tp->mmio_addr; + + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_01: + case RTL_GIGA_MAC_VER_02: + case RTL_GIGA_MAC_VER_03: + case RTL_GIGA_MAC_VER_04: + case RTL_GIGA_MAC_VER_05: + case RTL_GIGA_MAC_VER_06: + case RTL_GIGA_MAC_VER_10: + case RTL_GIGA_MAC_VER_11: + case RTL_GIGA_MAC_VER_12: + case RTL_GIGA_MAC_VER_13: + case RTL_GIGA_MAC_VER_14: + case RTL_GIGA_MAC_VER_15: + case RTL_GIGA_MAC_VER_16: + case RTL_GIGA_MAC_VER_17: + RTL_W32(RxConfig, RX_FIFO_THRESH | RX_DMA_BURST); + break; + case RTL_GIGA_MAC_VER_18: + case RTL_GIGA_MAC_VER_19: + case RTL_GIGA_MAC_VER_20: + case RTL_GIGA_MAC_VER_21: + case RTL_GIGA_MAC_VER_22: + case RTL_GIGA_MAC_VER_23: + case RTL_GIGA_MAC_VER_24: + RTL_W32(RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST); + break; + default: + RTL_W32(RxConfig, RX128_INT_EN | RX_DMA_BURST); + break; + } +} + +static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) +{ + tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0; +} + static void rtl_hw_reset(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; @@ -3244,8 +3554,10 @@ static void rtl_hw_reset(struct rtl8169_private *tp) for (i = 0; i < 100; i++) { if ((RTL_R8(ChipCmd) & CmdReset) == 0) break; - msleep_interruptible(1); + udelay(100); } + + rtl8169_init_ring_indexes(tp); } static int __devinit @@ -3349,9 +3661,13 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) } tp->mmio_addr = ioaddr; - tp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); - if (!tp->pcie_cap) - netif_info(tp, probe, dev, "no PCI Express capability\n"); + if (!pci_is_pcie(pdev)) + netif_info(tp, probe, dev, "not PCI Express\n"); + + /* Identify chip attached to board */ + rtl8169_get_mac_version(tp, dev, cfg->default_ver); + + rtl_init_rxcfg(tp); RTL_W16(IntrMask, 0x0000); @@ -3361,9 +3677,6 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_master(pdev); - /* Identify chip attached to board */ - rtl8169_get_mac_version(tp, dev, cfg->default_ver); - /* * Pretend we are using VLANs; This bypasses a nasty bug where * Interrupts stop flowing on high load on 8110SCd controllers. @@ -3443,7 +3756,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->timer.data = (unsigned long) dev; tp->timer.function = rtl8169_phy_timer; - tp->fw = RTL_FIRMWARE_UNKNOWN; + tp->rtl_fw = RTL_FIRMWARE_UNKNOWN; rc = register_netdev(dev); if (rc < 0) @@ -3512,25 +3825,48 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev) pci_set_drvdata(pdev, NULL); } -static void rtl_request_firmware(struct rtl8169_private *tp) +static void rtl_request_uncached_firmware(struct rtl8169_private *tp) { - /* Return early if the firmware is already loaded / cached. */ - if (IS_ERR(tp->fw)) { - const char *name; + struct rtl_fw *rtl_fw; + const char *name; + int rc = -ENOMEM; - name = rtl_lookup_firmware_name(tp); - if (name) { - int rc; + name = rtl_lookup_firmware_name(tp); + if (!name) + goto out_no_firmware; - rc = request_firmware(&tp->fw, name, &tp->pci_dev->dev); - if (rc >= 0) - return; + rtl_fw = kzalloc(sizeof(*rtl_fw), GFP_KERNEL); + if (!rtl_fw) + goto err_warn; - netif_warn(tp, ifup, tp->dev, "unable to load " - "firmware patch %s (%d)\n", name, rc); - } - tp->fw = NULL; - } + rc = request_firmware(&rtl_fw->fw, name, &tp->pci_dev->dev); + if (rc < 0) + goto err_free; + + rc = rtl_check_firmware(tp, rtl_fw); + if (rc < 0) + goto err_release_firmware; + + tp->rtl_fw = rtl_fw; +out: + return; + +err_release_firmware: + release_firmware(rtl_fw->fw); +err_free: + kfree(rtl_fw); +err_warn: + netif_warn(tp, ifup, tp->dev, "unable to load firmware patch %s (%d)\n", + name, rc); +out_no_firmware: + tp->rtl_fw = NULL; + goto out; +} + +static void rtl_request_firmware(struct rtl8169_private *tp) +{ + if (IS_ERR(tp->rtl_fw)) + rtl_request_uncached_firmware(tp); } static int rtl8169_open(struct net_device *dev) @@ -3605,6 +3941,13 @@ err_pm_runtime_put: goto out; } +static void rtl_rx_close(struct rtl8169_private *tp) +{ + void __iomem *ioaddr = tp->mmio_addr; + + RTL_W32(RxConfig, RTL_R32(RxConfig) & ~RX_CONFIG_ACCEPT_MASK); +} + static void rtl8169_hw_reset(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; @@ -3612,28 +3955,27 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp) /* Disable interrupts */ rtl8169_irq_mask_and_ack(ioaddr); + rtl_rx_close(tp); + if (tp->mac_version == RTL_GIGA_MAC_VER_27 || tp->mac_version == RTL_GIGA_MAC_VER_28 || tp->mac_version == RTL_GIGA_MAC_VER_31) { while (RTL_R8(TxPoll) & NPQ) udelay(20); - + } else if (tp->mac_version == RTL_GIGA_MAC_VER_34) { + while (!(RTL_R32(TxConfig) & TXCFG_EMPTY)) + udelay(100); + } else { + RTL_W8(ChipCmd, RTL_R8(ChipCmd) | StopReq); + udelay(100); } - /* Reset the chipset */ - RTL_W8(ChipCmd, CmdReset); - - /* PCI commit */ - RTL_R8(ChipCmd); + rtl_hw_reset(tp); } static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp) { void __iomem *ioaddr = tp->mmio_addr; - u32 cfg = rtl8169_rx_config; - - cfg |= (RTL_R32(RxConfig) & RTL_RX_CONFIG_MASK); - RTL_W32(RxConfig, cfg); /* Set DMA burst size and Interframe Gap Time */ RTL_W32(TxConfig, (TX_DMA_BURST << TxDMAShift) | @@ -3644,8 +3986,6 @@ static void rtl_hw_start(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); - rtl_hw_reset(tp); - tp->hw_start(dev); netif_start_queue(dev); @@ -3723,6 +4063,8 @@ static void rtl_hw_start_8169(struct net_device *dev) tp->mac_version == RTL_GIGA_MAC_VER_04) RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb); + rtl_init_rxcfg(tp); + RTL_W8(EarlyTxThres, NoEarlyTx); rtl_set_rx_max_size(ioaddr, rx_buf_sz); @@ -3780,9 +4122,7 @@ static void rtl_hw_start_8169(struct net_device *dev) static void rtl_tx_performance_tweak(struct pci_dev *pdev, u16 force) { - struct net_device *dev = pci_get_drvdata(pdev); - struct rtl8169_private *tp = netdev_priv(dev); - int cap = tp->pcie_cap; + int cap = pci_pcie_cap(pdev); if (cap) { u16 ctl; @@ -3830,9 +4170,7 @@ static void rtl_ephy_init(void __iomem *ioaddr, const struct ephy_info *e, int l static void rtl_disable_clock_request(struct pci_dev *pdev) { - struct net_device *dev = pci_get_drvdata(pdev); - struct rtl8169_private *tp = netdev_priv(dev); - int cap = tp->pcie_cap; + int cap = pci_pcie_cap(pdev); if (cap) { u16 ctl; @@ -3845,9 +4183,7 @@ static void rtl_disable_clock_request(struct pci_dev *pdev) static void rtl_enable_clock_request(struct pci_dev *pdev) { - struct net_device *dev = pci_get_drvdata(pdev); - struct rtl8169_private *tp = netdev_priv(dev); - int cap = tp->pcie_cap; + int cap = pci_pcie_cap(pdev); if (cap) { u16 ctl; @@ -4038,9 +4374,9 @@ static void rtl_hw_start_8168d_4(void __iomem *ioaddr, struct pci_dev *pdev) rtl_enable_clock_request(pdev); } -static void rtl_hw_start_8168e(void __iomem *ioaddr, struct pci_dev *pdev) +static void rtl_hw_start_8168e_1(void __iomem *ioaddr, struct pci_dev *pdev) { - static const struct ephy_info e_info_8168e[] = { + static const struct ephy_info e_info_8168e_1[] = { { 0x00, 0x0200, 0x0100 }, { 0x00, 0x0000, 0x0004 }, { 0x06, 0x0002, 0x0001 }, @@ -4058,7 +4394,7 @@ static void rtl_hw_start_8168e(void __iomem *ioaddr, struct pci_dev *pdev) rtl_csi_access_enable_2(ioaddr); - rtl_ephy_init(ioaddr, e_info_8168e, ARRAY_SIZE(e_info_8168e)); + rtl_ephy_init(ioaddr, e_info_8168e_1, ARRAY_SIZE(e_info_8168e_1)); rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); @@ -4073,6 +4409,44 @@ static void rtl_hw_start_8168e(void __iomem *ioaddr, struct pci_dev *pdev) RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en); } +static void rtl_hw_start_8168e_2(void __iomem *ioaddr, struct pci_dev *pdev) +{ + static const struct ephy_info e_info_8168e_2[] = { + { 0x09, 0x0000, 0x0080 }, + { 0x19, 0x0000, 0x0224 } + }; + + rtl_csi_access_enable_1(ioaddr); + + rtl_ephy_init(ioaddr, e_info_8168e_2, ARRAY_SIZE(e_info_8168e_2)); + + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + + rtl_eri_write(ioaddr, 0xc0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0xb8, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0xc8, ERIAR_MASK_1111, 0x00100002, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0xe8, ERIAR_MASK_1111, 0x00100006, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0xcc, ERIAR_MASK_1111, 0x00000050, ERIAR_EXGMAC); + rtl_eri_write(ioaddr, 0xd0, ERIAR_MASK_1111, 0x07ff0060, ERIAR_EXGMAC); + rtl_w1w0_eri(ioaddr, 0x1b0, ERIAR_MASK_0001, 0x10, 0x00, ERIAR_EXGMAC); + rtl_w1w0_eri(ioaddr, 0x0d4, ERIAR_MASK_0011, 0x0c00, 0xff00, + ERIAR_EXGMAC); + + RTL_W8(MaxTxPacketSize, 0x27); + + rtl_disable_clock_request(pdev); + + RTL_W32(TxConfig, RTL_R32(TxConfig) | TXCFG_AUTO_FIFO); + RTL_W8(MCU, RTL_R8(MCU) & ~NOW_IS_OOB); + + /* Adjust EEE LED frequency */ + RTL_W8(EEE_LED, RTL_R8(EEE_LED) & ~0x07); + + RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN); + RTL_W32(MISC, RTL_R32(MISC) | PWM_EN); + RTL_W8(Config5, RTL_R8(Config5) & ~Spi_en); +} + static void rtl_hw_start_8168(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); @@ -4161,7 +4535,10 @@ static void rtl_hw_start_8168(struct net_device *dev) case RTL_GIGA_MAC_VER_32: case RTL_GIGA_MAC_VER_33: - rtl_hw_start_8168e(ioaddr, pdev); + rtl_hw_start_8168e_1(ioaddr, pdev); + break; + case RTL_GIGA_MAC_VER_34: + rtl_hw_start_8168e_2(ioaddr, pdev); break; default: @@ -4258,7 +4635,7 @@ static void rtl_hw_start_8105e_1(void __iomem *ioaddr, struct pci_dev *pdev) RTL_W32(FuncEvent, RTL_R32(FuncEvent) & ~0x010000); RTL_W8(MCU, RTL_R8(MCU) | EN_NDP | EN_OOB_RESET); - RTL_W8(DLLPR, RTL_R8(DLLPR) | PM_SWITCH); + RTL_W8(DLLPR, RTL_R8(DLLPR) | PFM_EN); rtl_ephy_init(ioaddr, e_info_8105e_1, ARRAY_SIZE(e_info_8105e_1)); } @@ -4277,7 +4654,7 @@ static void rtl_hw_start_8101(struct net_device *dev) if (tp->mac_version == RTL_GIGA_MAC_VER_13 || tp->mac_version == RTL_GIGA_MAC_VER_16) { - int cap = tp->pcie_cap; + int cap = pci_pcie_cap(pdev); if (cap) { pci_write_config_word(pdev, cap + PCI_EXP_DEVCTL, @@ -4460,11 +4837,6 @@ err_out: return -ENOMEM; } -static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) -{ - tp->dirty_tx = tp->dirty_rx = tp->cur_tx = tp->cur_rx = 0; -} - static int rtl8169_init_ring(struct net_device *dev) { struct rtl8169_private *tp = netdev_priv(dev); @@ -4592,7 +4964,7 @@ static void rtl8169_reset_task(struct work_struct *work) rtl8169_tx_clear(tp); - rtl8169_init_ring_indexes(tp); + rtl8169_hw_reset(tp); rtl_hw_start(dev); netif_wake_queue(dev); rtl8169_check_link_status(dev, tp, tp->mmio_addr); @@ -5006,7 +5378,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) * the chip, so just exit the loop. */ if (unlikely(!netif_running(dev))) { - rtl8169_asic_down(ioaddr); + rtl8169_hw_reset(tp); break; } @@ -5129,7 +5501,7 @@ static void rtl8169_down(struct net_device *dev) spin_lock_irq(&tp->lock); - rtl8169_asic_down(ioaddr); + rtl8169_hw_reset(tp); /* * At this point device interrupts can not be enabled in any function, * as netif_running is not true (rtl8169_interrupt, rtl8169_reset_task, @@ -5212,8 +5584,7 @@ static void rtl_set_rx_mode(struct net_device *dev) spin_lock_irqsave(&tp->lock, flags); - tmp = rtl8169_rx_config | rx_mode | - (RTL_R32(RxConfig) & RTL_RX_CONFIG_MASK); + tmp = (RTL_R32(RxConfig) & ~RX_CONFIG_ACCEPT_MASK) | rx_mode; if (tp->mac_version > RTL_GIGA_MAC_VER_06) { u32 data = mc_filter[0]; @@ -5383,13 +5754,16 @@ static void rtl_shutdown(struct pci_dev *pdev) spin_lock_irq(&tp->lock); - rtl8169_asic_down(ioaddr); + rtl8169_hw_reset(tp); spin_unlock_irq(&tp->lock); if (system_state == SYSTEM_POWER_OFF) { - /* WoL fails with some 8168 when the receiver is disabled. */ - if (tp->features & RTL_FEATURE_WOL) { + /* WoL fails with 8168b when the receiver is disabled. */ + if ((tp->mac_version == RTL_GIGA_MAC_VER_11 || + tp->mac_version == RTL_GIGA_MAC_VER_12 || + tp->mac_version == RTL_GIGA_MAC_VER_17) && + (tp->features & RTL_FEATURE_WOL)) { pci_clear_master(pdev); RTL_W8(ChipCmd, CmdRxEnb); |