* FIXES:
* 2005/12/02 - Michael O'Donnell <Michael.ODonnell at stratus dot com>
* - Stratus87247: protect MDI control register manipulations
+ * 2009/06/01 - Andreas Mohr <andi at lisas dot de>
+ * - add clean lowlevel I/O emulation for cards with MII-lacking PHYs
*/
#include <linux/module.h>
#include <linux/skbuff.h>
#include <linux/ethtool.h>
#include <linux/string.h>
+#include <linux/firmware.h>
#include <asm/unaligned.h>
#define DRV_NAME "e100"
#define DRV_EXT "-NAPI"
-#define DRV_VERSION "3.5.23-k4"DRV_EXT
+#define DRV_VERSION "3.5.24-k2"DRV_EXT
#define DRV_DESCRIPTION "Intel(R) PRO/100 Network Driver"
#define DRV_COPYRIGHT "Copyright(c) 1999-2006 Intel Corporation"
#define PFX DRV_NAME ": "
#define E100_WATCHDOG_PERIOD (2 * HZ)
#define E100_NAPI_WEIGHT 16
+#define FIRMWARE_D101M "e100/d101m_ucode.bin"
+#define FIRMWARE_D101S "e100/d101s_ucode.bin"
+#define FIRMWARE_D102E "e100/d102e_ucode.bin"
+
MODULE_DESCRIPTION(DRV_DESCRIPTION);
MODULE_AUTHOR(DRV_COPYRIGHT);
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
+MODULE_FIRMWARE(FIRMWARE_D101M);
+MODULE_FIRMWARE(FIRMWARE_D101S);
+MODULE_FIRMWARE(FIRMWARE_D102E);
static int debug = 3;
static int eeprom_bad_csum_allow = 0;
#define DPRINTK(nlevel, klevel, fmt, args...) \
(void)((NETIF_MSG_##nlevel & nic->msg_enable) && \
printk(KERN_##klevel PFX "%s: %s: " fmt, nic->netdev->name, \
- __FUNCTION__ , ## args))
+ __func__ , ## args))
#define INTEL_8255X_ETHERNET_DEVICE(device_id, ich) {\
PCI_VENDOR_ID_INTEL, device_id, PCI_ANY_ID, PCI_ANY_ID, \
INTEL_8255X_ETHERNET_DEVICE(0x1093, 7),
INTEL_8255X_ETHERNET_DEVICE(0x1094, 7),
INTEL_8255X_ETHERNET_DEVICE(0x1095, 7),
+ INTEL_8255X_ETHERNET_DEVICE(0x10fe, 7),
INTEL_8255X_ETHERNET_DEVICE(0x1209, 0),
INTEL_8255X_ETHERNET_DEVICE(0x1229, 0),
INTEL_8255X_ETHERNET_DEVICE(0x2449, 2),
phy_82562_em = 0x032002A8,
phy_82562_ek = 0x031002A8,
phy_82562_eh = 0x017002A8,
+ phy_82552_v = 0xd061004d,
phy_unknown = 0xFFFFFFFF,
};
enum eeprom_offsets {
eeprom_cnfg_mdix = 0x03,
+ eeprom_phy_iface = 0x06,
eeprom_id = 0x0A,
eeprom_config_asf = 0x0D,
eeprom_smbus_addr = 0x90,
eeprom_mdix_enabled = 0x0080,
};
+enum eeprom_phy_iface {
+ NoSuchPhy = 0,
+ I82553AB,
+ I82553C,
+ I82503,
+ DP83840,
+ S80C240,
+ S80C24,
+ I82555,
+ DP83840A = 10,
+};
+
enum eeprom_id {
eeprom_id_wol = 0x0020,
};
u32 msg_enable ____cacheline_aligned;
struct net_device *netdev;
struct pci_dev *pdev;
+ u16 (*mdio_ctrl)(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data);
struct rx *rxs ____cacheline_aligned;
struct rx *rx_to_use;
e100_disable_irq(nic);
/* Check results of self-test */
- if(nic->mem->selftest.result != 0) {
+ if (nic->mem->selftest.result != 0) {
DPRINTK(HW, ERR, "Self-test failed: result=0x%08X\n",
nic->mem->selftest.result);
return -ETIMEDOUT;
}
- if(nic->mem->selftest.signature == 0) {
+ if (nic->mem->selftest.signature == 0) {
DPRINTK(HW, ERR, "Self-test failed: timed out\n");
return -ETIMEDOUT;
}
cmd_addr_data[2] = op_ewds << (addr_len - 2);
/* Bit-bang cmds to write word to eeprom */
- for(j = 0; j < 3; j++) {
+ for (j = 0; j < 3; j++) {
/* Chip select */
iowrite8(eecs | eesk, &nic->csr->eeprom_ctrl_lo);
e100_write_flush(nic); udelay(4);
- for(i = 31; i >= 0; i--) {
+ for (i = 31; i >= 0; i--) {
ctrl = (cmd_addr_data[j] & (1 << i)) ?
eecs | eedi : eecs;
iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
e100_write_flush(nic); udelay(4);
/* Bit-bang to read word from eeprom */
- for(i = 31; i >= 0; i--) {
+ for (i = 31; i >= 0; i--) {
ctrl = (cmd_addr_data & (1 << i)) ? eecs | eedi : eecs;
iowrite8(ctrl, &nic->csr->eeprom_ctrl_lo);
e100_write_flush(nic); udelay(4);
/* Eeprom drives a dummy zero to EEDO after receiving
* complete address. Use this to adjust addr_len. */
ctrl = ioread8(&nic->csr->eeprom_ctrl_lo);
- if(!(ctrl & eedo) && i > 16) {
+ if (!(ctrl & eedo) && i > 16) {
*addr_len -= (i - 16);
i = 17;
}
e100_eeprom_read(nic, &addr_len, 0);
nic->eeprom_wc = 1 << addr_len;
- for(addr = 0; addr < nic->eeprom_wc; addr++) {
+ for (addr = 0; addr < nic->eeprom_wc; addr++) {
nic->eeprom[addr] = e100_eeprom_read(nic, &addr_len, addr);
- if(addr < nic->eeprom_wc - 1)
+ if (addr < nic->eeprom_wc - 1)
checksum += le16_to_cpu(nic->eeprom[addr]);
}
e100_eeprom_read(nic, &addr_len, 0);
nic->eeprom_wc = 1 << addr_len;
- if(start + count >= nic->eeprom_wc)
+ if (start + count >= nic->eeprom_wc)
return -EINVAL;
- for(addr = start; addr < start + count; addr++)
+ for (addr = start; addr < start + count; addr++)
e100_eeprom_write(nic, addr_len, addr, nic->eeprom[addr]);
/* The checksum, stored in the last word, is calculated such that
* the sum of words should be 0xBABA */
- for(addr = 0; addr < nic->eeprom_wc - 1; addr++)
+ for (addr = 0; addr < nic->eeprom_wc - 1; addr++)
checksum += le16_to_cpu(nic->eeprom[addr]);
nic->eeprom[nic->eeprom_wc - 1] = cpu_to_le16(0xBABA - checksum);
e100_eeprom_write(nic, addr_len, nic->eeprom_wc - 1,
spin_lock_irqsave(&nic->cmd_lock, flags);
/* Previous command is accepted when SCB clears */
- for(i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
- if(likely(!ioread8(&nic->csr->scb.cmd_lo)))
+ for (i = 0; i < E100_WAIT_SCB_TIMEOUT; i++) {
+ if (likely(!ioread8(&nic->csr->scb.cmd_lo)))
break;
cpu_relax();
- if(unlikely(i > E100_WAIT_SCB_FAST))
+ if (unlikely(i > E100_WAIT_SCB_FAST))
udelay(5);
}
- if(unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
+ if (unlikely(i == E100_WAIT_SCB_TIMEOUT)) {
err = -EAGAIN;
goto err_unlock;
}
- if(unlikely(cmd != cuc_resume))
+ if (unlikely(cmd != cuc_resume))
iowrite32(dma_addr, &nic->csr->scb.gen_ptr);
iowrite8(cmd, &nic->csr->scb.cmd_lo);
spin_lock_irqsave(&nic->cb_lock, flags);
- if(unlikely(!nic->cbs_avail)) {
+ if (unlikely(!nic->cbs_avail)) {
err = -ENOMEM;
goto err_unlock;
}
nic->cbs_avail--;
cb->skb = skb;
- if(unlikely(!nic->cbs_avail))
+ if (unlikely(!nic->cbs_avail))
err = -ENOSPC;
cb_prepare(nic, cb, skb);
wmb();
cb->prev->command &= cpu_to_le16(~cb_s);
- while(nic->cb_to_send != nic->cb_to_use) {
- if(unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
+ while (nic->cb_to_send != nic->cb_to_use) {
+ if (unlikely(e100_exec_cmd(nic, nic->cuc_cmd,
nic->cb_to_send->dma_addr))) {
/* Ok, here's where things get sticky. It's
* possible that we can't schedule the command
* because the controller is too busy, so
* let's just queue the command and try again
* when another command is scheduled. */
- if(err == -ENOSPC) {
+ if (err == -ENOSPC) {
//request a reset
schedule_work(&nic->tx_timeout_task);
}
return err;
}
-static u16 mdio_ctrl(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
+static int mdio_read(struct net_device *netdev, int addr, int reg)
+{
+ struct nic *nic = netdev_priv(netdev);
+ return nic->mdio_ctrl(nic, addr, mdi_read, reg, 0);
+}
+
+static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
+{
+ struct nic *nic = netdev_priv(netdev);
+
+ nic->mdio_ctrl(nic, addr, mdi_write, reg, data);
+}
+
+/* the standard mdio_ctrl() function for usual MII-compliant hardware */
+static u16 mdio_ctrl_hw(struct nic *nic, u32 addr, u32 dir, u32 reg, u16 data)
{
u32 data_out = 0;
unsigned int i;
return (u16)data_out;
}
-static int mdio_read(struct net_device *netdev, int addr, int reg)
-{
- return mdio_ctrl(netdev_priv(netdev), addr, mdi_read, reg, 0);
+/* slightly tweaked mdio_ctrl() function for phy_82552_v specifics */
+static u16 mdio_ctrl_phy_82552_v(struct nic *nic,
+ u32 addr,
+ u32 dir,
+ u32 reg,
+ u16 data)
+{
+ if ((reg == MII_BMCR) && (dir == mdi_write)) {
+ if (data & (BMCR_ANRESTART | BMCR_ANENABLE)) {
+ u16 advert = mdio_read(nic->netdev, nic->mii.phy_id,
+ MII_ADVERTISE);
+
+ /*
+ * Workaround Si issue where sometimes the part will not
+ * autoneg to 100Mbps even when advertised.
+ */
+ if (advert & ADVERTISE_100FULL)
+ data |= BMCR_SPEED100 | BMCR_FULLDPLX;
+ else if (advert & ADVERTISE_100HALF)
+ data |= BMCR_SPEED100;
+ }
+ }
+ return mdio_ctrl_hw(nic, addr, dir, reg, data);
}
-static void mdio_write(struct net_device *netdev, int addr, int reg, int data)
+/* Fully software-emulated mdio_ctrl() function for cards without
+ * MII-compliant PHYs.
+ * For now, this is mainly geared towards 80c24 support; in case of further
+ * requirements for other types (i82503, ...?) either extend this mechanism
+ * or split it, whichever is cleaner.
+ */
+static u16 mdio_ctrl_phy_mii_emulated(struct nic *nic,
+ u32 addr,
+ u32 dir,
+ u32 reg,
+ u16 data)
+{
+ /* might need to allocate a netdev_priv'ed register array eventually
+ * to be able to record state changes, but for now
+ * some fully hardcoded register handling ought to be ok I guess. */
+
+ if (dir == mdi_read) {
+ switch (reg) {
+ case MII_BMCR:
+ /* Auto-negotiation, right? */
+ return BMCR_ANENABLE |
+ BMCR_FULLDPLX;
+ case MII_BMSR:
+ return BMSR_LSTATUS /* for mii_link_ok() */ |
+ BMSR_ANEGCAPABLE |
+ BMSR_10FULL;
+ case MII_ADVERTISE:
+ /* 80c24 is a "combo card" PHY, right? */
+ return ADVERTISE_10HALF |
+ ADVERTISE_10FULL;
+ default:
+ DPRINTK(HW, DEBUG,
+ "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
+ dir == mdi_read ? "READ" : "WRITE", addr, reg, data);
+ return 0xFFFF;
+ }
+ } else {
+ switch (reg) {
+ default:
+ DPRINTK(HW, DEBUG,
+ "%s:addr=%d, reg=%d, data=0x%04X: unimplemented emulation!\n",
+ dir == mdi_read ? "READ" : "WRITE", addr, reg, data);
+ return 0xFFFF;
+ }
+ }
+}
+static inline int e100_phy_supports_mii(struct nic *nic)
{
- mdio_ctrl(netdev_priv(netdev), addr, mdi_write, reg, data);
+ /* for now, just check it by comparing whether we
+ are using MII software emulation.
+ */
+ return (nic->mdio_ctrl != mdio_ctrl_phy_mii_emulated);
}
static void e100_get_defaults(struct nic *nic)
/* MAC type is encoded as rev ID; exception: ICH is treated as 82559 */
nic->mac = (nic->flags & ich) ? mac_82559_D101M : nic->pdev->revision;
- if(nic->mac == mac_unknown)
+ if (nic->mac == mac_unknown)
nic->mac = mac_82557_D100_A;
nic->params.rfds = rfds;
config->standard_stat_counter = 0x1; /* 1=standard, 0=extended */
config->rx_discard_short_frames = 0x1; /* 1=discard, 0=pass */
config->tx_underrun_retry = 0x3; /* # of underrun retries */
- config->mii_mode = 0x1; /* 1=MII mode, 0=503 mode */
+ if (e100_phy_supports_mii(nic))
+ config->mii_mode = 1; /* 1=MII mode, 0=i82503 mode */
config->pad10 = 0x6;
config->no_source_addr_insertion = 0x1; /* 1=no, 0=yes */
config->preamble_length = 0x2; /* 0=1, 1=3, 2=7, 3=15 bytes */
config->adaptive_ifs = nic->adaptive_ifs;
config->loopback = nic->loopback;
- if(nic->mii.force_media && nic->mii.full_duplex)
+ if (nic->mii.force_media && nic->mii.full_duplex)
config->full_duplex_force = 0x1; /* 1=force, 0=auto */
- if(nic->flags & promiscuous || nic->loopback) {
+ if (nic->flags & promiscuous || nic->loopback) {
config->rx_save_bad_frames = 0x1; /* 1=save, 0=discard */
config->rx_discard_short_frames = 0x0; /* 1=discard, 0=save */
config->promiscuous_mode = 0x1; /* 1=on, 0=off */
}
- if(nic->flags & multicast_all)
+ if (nic->flags & multicast_all)
config->multicast_all = 0x1; /* 1=accept, 0=no */
/* disable WoL when up */
- if(netif_running(nic->netdev) || !(nic->flags & wol_magic))
+ if (netif_running(nic->netdev) || !(nic->flags & wol_magic))
config->magic_packet_disable = 0x1; /* 1=off, 0=on */
- if(nic->mac >= mac_82558_D101_A4) {
+ if (nic->mac >= mac_82558_D101_A4) {
config->fc_disable = 0x1; /* 1=Tx fc off, 0=Tx fc on */
config->mwi_enable = 0x1; /* 1=enable, 0=disable */
config->standard_tcb = 0x0; /* 1=standard, 0=extended */
c[16], c[17], c[18], c[19], c[20], c[21], c[22], c[23]);
}
-/********************************************************/
-/* Micro code for 8086:1229 Rev 8 */
-/********************************************************/
-
-/* Parameter values for the D101M B-step */
-#define D101M_CPUSAVER_TIMER_DWORD 78
-#define D101M_CPUSAVER_BUNDLE_DWORD 65
-#define D101M_CPUSAVER_MIN_SIZE_DWORD 126
-
-#define D101M_B_RCVBUNDLE_UCODE \
-{\
-0x00550215, 0xFFFF0437, 0xFFFFFFFF, 0x06A70789, 0xFFFFFFFF, 0x0558FFFF, \
-0x000C0001, 0x00101312, 0x000C0008, 0x00380216, \
-0x0010009C, 0x00204056, 0x002380CC, 0x00380056, \
-0x0010009C, 0x00244C0B, 0x00000800, 0x00124818, \
-0x00380438, 0x00000000, 0x00140000, 0x00380555, \
-0x00308000, 0x00100662, 0x00100561, 0x000E0408, \
-0x00134861, 0x000C0002, 0x00103093, 0x00308000, \
-0x00100624, 0x00100561, 0x000E0408, 0x00100861, \
-0x000C007E, 0x00222C21, 0x000C0002, 0x00103093, \
-0x00380C7A, 0x00080000, 0x00103090, 0x00380C7A, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x0010009C, 0x00244C2D, 0x00010004, 0x00041000, \
-0x003A0437, 0x00044010, 0x0038078A, 0x00000000, \
-0x00100099, 0x00206C7A, 0x0010009C, 0x00244C48, \
-0x00130824, 0x000C0001, 0x00101213, 0x00260C75, \
-0x00041000, 0x00010004, 0x00130826, 0x000C0006, \
-0x002206A8, 0x0013C926, 0x00101313, 0x003806A8, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00080600, 0x00101B10, 0x00050004, 0x00100826, \
-0x00101210, 0x00380C34, 0x00000000, 0x00000000, \
-0x0021155B, 0x00100099, 0x00206559, 0x0010009C, \
-0x00244559, 0x00130836, 0x000C0000, 0x00220C62, \
-0x000C0001, 0x00101B13, 0x00229C0E, 0x00210C0E, \
-0x00226C0E, 0x00216C0E, 0x0022FC0E, 0x00215C0E, \
-0x00214C0E, 0x00380555, 0x00010004, 0x00041000, \
-0x00278C67, 0x00040800, 0x00018100, 0x003A0437, \
-0x00130826, 0x000C0001, 0x00220559, 0x00101313, \
-0x00380559, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00130831, 0x0010090B, 0x00124813, \
-0x000CFF80, 0x002606AB, 0x00041000, 0x00010004, \
-0x003806A8, 0x00000000, 0x00000000, 0x00000000, \
-}
-
-/********************************************************/
-/* Micro code for 8086:1229 Rev 9 */
-/********************************************************/
-
-/* Parameter values for the D101S */
-#define D101S_CPUSAVER_TIMER_DWORD 78
-#define D101S_CPUSAVER_BUNDLE_DWORD 67
-#define D101S_CPUSAVER_MIN_SIZE_DWORD 128
-
-#define D101S_RCVBUNDLE_UCODE \
-{\
-0x00550242, 0xFFFF047E, 0xFFFFFFFF, 0x06FF0818, 0xFFFFFFFF, 0x05A6FFFF, \
-0x000C0001, 0x00101312, 0x000C0008, 0x00380243, \
-0x0010009C, 0x00204056, 0x002380D0, 0x00380056, \
-0x0010009C, 0x00244F8B, 0x00000800, 0x00124818, \
-0x0038047F, 0x00000000, 0x00140000, 0x003805A3, \
-0x00308000, 0x00100610, 0x00100561, 0x000E0408, \
-0x00134861, 0x000C0002, 0x00103093, 0x00308000, \
-0x00100624, 0x00100561, 0x000E0408, 0x00100861, \
-0x000C007E, 0x00222FA1, 0x000C0002, 0x00103093, \
-0x00380F90, 0x00080000, 0x00103090, 0x00380F90, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x0010009C, 0x00244FAD, 0x00010004, 0x00041000, \
-0x003A047E, 0x00044010, 0x00380819, 0x00000000, \
-0x00100099, 0x00206FFD, 0x0010009A, 0x0020AFFD, \
-0x0010009C, 0x00244FC8, 0x00130824, 0x000C0001, \
-0x00101213, 0x00260FF7, 0x00041000, 0x00010004, \
-0x00130826, 0x000C0006, 0x00220700, 0x0013C926, \
-0x00101313, 0x00380700, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00080600, 0x00101B10, 0x00050004, 0x00100826, \
-0x00101210, 0x00380FB6, 0x00000000, 0x00000000, \
-0x002115A9, 0x00100099, 0x002065A7, 0x0010009A, \
-0x0020A5A7, 0x0010009C, 0x002445A7, 0x00130836, \
-0x000C0000, 0x00220FE4, 0x000C0001, 0x00101B13, \
-0x00229F8E, 0x00210F8E, 0x00226F8E, 0x00216F8E, \
-0x0022FF8E, 0x00215F8E, 0x00214F8E, 0x003805A3, \
-0x00010004, 0x00041000, 0x00278FE9, 0x00040800, \
-0x00018100, 0x003A047E, 0x00130826, 0x000C0001, \
-0x002205A7, 0x00101313, 0x003805A7, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00130831, \
-0x0010090B, 0x00124813, 0x000CFF80, 0x00260703, \
-0x00041000, 0x00010004, 0x00380700 \
-}
-
-/********************************************************/
-/* Micro code for the 8086:1229 Rev F/10 */
-/********************************************************/
-
-/* Parameter values for the D102 E-step */
-#define D102_E_CPUSAVER_TIMER_DWORD 42
-#define D102_E_CPUSAVER_BUNDLE_DWORD 54
-#define D102_E_CPUSAVER_MIN_SIZE_DWORD 46
-
-#define D102_E_RCVBUNDLE_UCODE \
-{\
-0x007D028F, 0x0E4204F9, 0x14ED0C85, 0x14FA14E9, 0x0EF70E36, 0x1FFF1FFF, \
-0x00E014B9, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014BD, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014D5, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014C1, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00E014C8, 0x00000000, 0x00000000, 0x00000000, \
-0x00200600, 0x00E014EE, 0x00000000, 0x00000000, \
-0x0030FF80, 0x00940E46, 0x00038200, 0x00102000, \
-0x00E00E43, 0x00000000, 0x00000000, 0x00000000, \
-0x00300006, 0x00E014FB, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00906E41, 0x00800E3C, 0x00E00E39, 0x00000000, \
-0x00906EFD, 0x00900EFD, 0x00E00EF8, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-0x00000000, 0x00000000, 0x00000000, 0x00000000, \
-}
-
-static void e100_setup_ucode(struct nic *nic, struct cb *cb, struct sk_buff *skb)
-{
-/* *INDENT-OFF* */
- static struct {
- u32 ucode[UCODE_SIZE + 1];
- u8 mac;
- u8 timer_dword;
- u8 bundle_dword;
- u8 min_size_dword;
- } ucode_opts[] = {
- { D101M_B_RCVBUNDLE_UCODE,
- mac_82559_D101M,
- D101M_CPUSAVER_TIMER_DWORD,
- D101M_CPUSAVER_BUNDLE_DWORD,
- D101M_CPUSAVER_MIN_SIZE_DWORD },
- { D101S_RCVBUNDLE_UCODE,
- mac_82559_D101S,
- D101S_CPUSAVER_TIMER_DWORD,
- D101S_CPUSAVER_BUNDLE_DWORD,
- D101S_CPUSAVER_MIN_SIZE_DWORD },
- { D102_E_RCVBUNDLE_UCODE,
- mac_82551_F,
- D102_E_CPUSAVER_TIMER_DWORD,
- D102_E_CPUSAVER_BUNDLE_DWORD,
- D102_E_CPUSAVER_MIN_SIZE_DWORD },
- { D102_E_RCVBUNDLE_UCODE,
- mac_82551_10,
- D102_E_CPUSAVER_TIMER_DWORD,
- D102_E_CPUSAVER_BUNDLE_DWORD,
- D102_E_CPUSAVER_MIN_SIZE_DWORD },
- { {0}, 0, 0, 0, 0}
- }, *opts;
-/* *INDENT-ON* */
-
/*************************************************************************
* CPUSaver parameters
*
#define BUNDLEMAX (u16)6
#define INTDELAY (u16)1536 /* 0x600 */
+/* Initialize firmware */
+static const struct firmware *e100_request_firmware(struct nic *nic)
+{
+ const char *fw_name;
+ const struct firmware *fw;
+ u8 timer, bundle, min_size;
+ int err;
+
/* do not load u-code for ICH devices */
if (nic->flags & ich)
- goto noloaducode;
+ return NULL;
/* Search for ucode match against h/w revision */
- for (opts = ucode_opts; opts->mac; opts++) {
- int i;
- u32 *ucode = opts->ucode;
- if (nic->mac != opts->mac)
- continue;
-
- /* Insert user-tunable settings */
- ucode[opts->timer_dword] &= 0xFFFF0000;
- ucode[opts->timer_dword] |= INTDELAY;
- ucode[opts->bundle_dword] &= 0xFFFF0000;
- ucode[opts->bundle_dword] |= BUNDLEMAX;
- ucode[opts->min_size_dword] &= 0xFFFF0000;
- ucode[opts->min_size_dword] |= (BUNDLESMALL) ? 0xFFFF : 0xFF80;
+ if (nic->mac == mac_82559_D101M)
+ fw_name = FIRMWARE_D101M;
+ else if (nic->mac == mac_82559_D101S)
+ fw_name = FIRMWARE_D101S;
+ else if (nic->mac == mac_82551_F || nic->mac == mac_82551_10)
+ fw_name = FIRMWARE_D102E;
+ else /* No ucode on other devices */
+ return NULL;
+
+ err = request_firmware(&fw, fw_name, &nic->pdev->dev);
+ if (err) {
+ DPRINTK(PROBE, ERR, "Failed to load firmware \"%s\": %d\n",
+ fw_name, err);
+ return ERR_PTR(err);
+ }
+ /* Firmware should be precisely UCODE_SIZE (words) plus three bytes
+ indicating the offsets for BUNDLESMALL, BUNDLEMAX, INTDELAY */
+ if (fw->size != UCODE_SIZE * 4 + 3) {
+ DPRINTK(PROBE, ERR, "Firmware \"%s\" has wrong size %zu\n",
+ fw_name, fw->size);
+ release_firmware(fw);
+ return ERR_PTR(-EINVAL);
+ }
- for (i = 0; i < UCODE_SIZE; i++)
- cb->u.ucode[i] = cpu_to_le32(ucode[i]);
- cb->command = cpu_to_le16(cb_ucode | cb_el);
- return;
+ /* Read timer, bundle and min_size from end of firmware blob */
+ timer = fw->data[UCODE_SIZE * 4];
+ bundle = fw->data[UCODE_SIZE * 4 + 1];
+ min_size = fw->data[UCODE_SIZE * 4 + 2];
+
+ if (timer >= UCODE_SIZE || bundle >= UCODE_SIZE ||
+ min_size >= UCODE_SIZE) {
+ DPRINTK(PROBE, ERR,
+ "\"%s\" has bogus offset values (0x%x,0x%x,0x%x)\n",
+ fw_name, timer, bundle, min_size);
+ release_firmware(fw);
+ return ERR_PTR(-EINVAL);
}
+ /* OK, firmware is validated and ready to use... */
+ return fw;
+}
+
+static void e100_setup_ucode(struct nic *nic, struct cb *cb,
+ struct sk_buff *skb)
+{
+ const struct firmware *fw = (void *)skb;
+ u8 timer, bundle, min_size;
+
+ /* It's not a real skb; we just abused the fact that e100_exec_cb
+ will pass it through to here... */
+ cb->skb = NULL;
+
+ /* firmware is stored as little endian already */
+ memcpy(cb->u.ucode, fw->data, UCODE_SIZE * 4);
+
+ /* Read timer, bundle and min_size from end of firmware blob */
+ timer = fw->data[UCODE_SIZE * 4];
+ bundle = fw->data[UCODE_SIZE * 4 + 1];
+ min_size = fw->data[UCODE_SIZE * 4 + 2];
-noloaducode:
- cb->command = cpu_to_le16(cb_nop | cb_el);
+ /* Insert user-tunable settings in cb->u.ucode */
+ cb->u.ucode[timer] &= cpu_to_le32(0xFFFF0000);
+ cb->u.ucode[timer] |= cpu_to_le32(INTDELAY);
+ cb->u.ucode[bundle] &= cpu_to_le32(0xFFFF0000);
+ cb->u.ucode[bundle] |= cpu_to_le32(BUNDLEMAX);
+ cb->u.ucode[min_size] &= cpu_to_le32(0xFFFF0000);
+ cb->u.ucode[min_size] |= cpu_to_le32((BUNDLESMALL) ? 0xFFFF : 0xFF80);
+
+ cb->command = cpu_to_le16(cb_ucode | cb_el);
}
-static inline int e100_exec_cb_wait(struct nic *nic, struct sk_buff *skb,
- void (*cb_prepare)(struct nic *, struct cb *, struct sk_buff *))
+static inline int e100_load_ucode_wait(struct nic *nic)
{
+ const struct firmware *fw;
int err = 0, counter = 50;
struct cb *cb = nic->cb_to_clean;
- if ((err = e100_exec_cb(nic, NULL, e100_setup_ucode)))
+ fw = e100_request_firmware(nic);
+ /* If it's NULL, then no ucode is required */
+ if (!fw || IS_ERR(fw))
+ return PTR_ERR(fw);
+
+ if ((err = e100_exec_cb(nic, (void *)fw, e100_setup_ucode)))
DPRINTK(PROBE,ERR, "ucode cmd failed with error %d\n", err);
/* must restart cuc */
offsetof(struct mem, dump_buf));
}
+static int e100_phy_check_without_mii(struct nic *nic)
+{
+ u8 phy_type;
+ int without_mii;
+
+ phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f;
+
+ switch (phy_type) {
+ case NoSuchPhy: /* Non-MII PHY; UNTESTED! */
+ case I82503: /* Non-MII PHY; UNTESTED! */
+ case S80C24: /* Non-MII PHY; tested and working */
+ /* paragraph from the FreeBSD driver, "FXP_PHY_80C24":
+ * The Seeq 80c24 AutoDUPLEX(tm) Ethernet Interface Adapter
+ * doesn't have a programming interface of any sort. The
+ * media is sensed automatically based on how the link partner
+ * is configured. This is, in essence, manual configuration.
+ */
+ DPRINTK(PROBE, INFO,
+ "found MII-less i82503 or 80c24 or other PHY\n");
+
+ nic->mdio_ctrl = mdio_ctrl_phy_mii_emulated;
+ nic->mii.phy_id = 0; /* is this ok for an MII-less PHY? */
+
+ /* these might be needed for certain MII-less cards...
+ * nic->flags |= ich;
+ * nic->flags |= ich_10h_workaround; */
+
+ without_mii = 1;
+ break;
+ default:
+ without_mii = 0;
+ break;
+ }
+ return without_mii;
+}
+
#define NCONFIG_AUTO_SWITCH 0x0080
#define MII_NSC_CONG MII_RESV1
#define NSC_CONG_ENABLE 0x0100
u16 bmcr, stat, id_lo, id_hi, cong;
/* Discover phy addr by searching addrs in order {1,0,2,..., 31} */
- for(addr = 0; addr < 32; addr++) {
+ for (addr = 0; addr < 32; addr++) {
nic->mii.phy_id = (addr == 0) ? 1 : (addr == 1) ? 0 : addr;
bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
stat = mdio_read(netdev, nic->mii.phy_id, MII_BMSR);
- if(!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
+ if (!((bmcr == 0xFFFF) || ((stat == 0) && (bmcr == 0))))
break;
}
- DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id);
- if(addr == 32)
- return -EAGAIN;
-
- /* Selected the phy and isolate the rest */
- for(addr = 0; addr < 32; addr++) {
- if(addr != nic->mii.phy_id) {
- mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
- } else {
- bmcr = mdio_read(netdev, addr, MII_BMCR);
- mdio_write(netdev, addr, MII_BMCR,
- bmcr & ~BMCR_ISOLATE);
+ if (addr == 32) {
+ /* uhoh, no PHY detected: check whether we seem to be some
+ * weird, rare variant which is *known* to not have any MII.
+ * But do this AFTER MII checking only, since this does
+ * lookup of EEPROM values which may easily be unreliable. */
+ if (e100_phy_check_without_mii(nic))
+ return 0; /* simply return and hope for the best */
+ else {
+ /* for unknown cases log a fatal error */
+ DPRINTK(HW, ERR,
+ "Failed to locate any known PHY, aborting.\n");
+ return -EAGAIN;
}
- }
+ } else
+ DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id);
+
+ /* Isolate all the PHY ids */
+ for (addr = 0; addr < 32; addr++)
+ mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
+ /* Select the discovered PHY */
+ bmcr &= ~BMCR_ISOLATE;
+ mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
/* Get phy ID */
id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
/* Handle National tx phys */
#define NCS_PHY_MODEL_MASK 0xFFF0FFFF
- if((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
+ if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
/* Disable congestion control */
cong = mdio_read(netdev, nic->mii.phy_id, MII_NSC_CONG);
cong |= NSC_CONG_TXREADY;
mdio_write(netdev, nic->mii.phy_id, MII_NSC_CONG, cong);
}
- if((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
+ if (nic->phy == phy_82552_v) {
+ u16 advert = mdio_read(netdev, nic->mii.phy_id, MII_ADVERTISE);
+
+ /* assign special tweaked mdio_ctrl() function */
+ nic->mdio_ctrl = mdio_ctrl_phy_82552_v;
+
+ /* Workaround Si not advertising flow-control during autoneg */
+ advert |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
+ mdio_write(netdev, nic->mii.phy_id, MII_ADVERTISE, advert);
+
+ /* Reset for the above changes to take effect */
+ bmcr = mdio_read(netdev, nic->mii.phy_id, MII_BMCR);
+ bmcr |= BMCR_RESET;
+ mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
+ } else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) &&
(mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) &&
!(nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) {
/* enable/disable MDI/MDI-X auto-switching. */
e100_hw_reset(nic);
DPRINTK(HW, ERR, "e100_hw_init\n");
- if(!in_interrupt() && (err = e100_self_test(nic)))
+ if (!in_interrupt() && (err = e100_self_test(nic)))
return err;
- if((err = e100_phy_init(nic)))
+ if ((err = e100_phy_init(nic)))
return err;
- if((err = e100_exec_cmd(nic, cuc_load_base, 0)))
+ if ((err = e100_exec_cmd(nic, cuc_load_base, 0)))
return err;
- if((err = e100_exec_cmd(nic, ruc_load_base, 0)))
+ if ((err = e100_exec_cmd(nic, ruc_load_base, 0)))
return err;
- if ((err = e100_exec_cb_wait(nic, NULL, e100_setup_ucode)))
+ if ((err = e100_load_ucode_wait(nic)))
return err;
- if((err = e100_exec_cb(nic, NULL, e100_configure)))
+ if ((err = e100_exec_cb(nic, NULL, e100_configure)))
return err;
- if((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
+ if ((err = e100_exec_cb(nic, NULL, e100_setup_iaaddr)))
return err;
- if((err = e100_exec_cmd(nic, cuc_dump_addr,
+ if ((err = e100_exec_cmd(nic, cuc_dump_addr,
nic->dma_addr + offsetof(struct mem, stats))))
return err;
- if((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
+ if ((err = e100_exec_cmd(nic, cuc_dump_reset, 0)))
return err;
e100_disable_irq(nic);
cb->command = cpu_to_le16(cb_multi);
cb->u.multi.count = cpu_to_le16(count * ETH_ALEN);
- for(i = 0; list && i < count; i++, list = list->next)
+ for (i = 0; list && i < count; i++, list = list->next)
memcpy(&cb->u.multi.addr[i*ETH_ALEN], &list->dmi_addr,
ETH_ALEN);
}
DPRINTK(HW, DEBUG, "mc_count=%d, flags=0x%04X\n",
netdev->mc_count, netdev->flags);
- if(netdev->flags & IFF_PROMISC)
+ if (netdev->flags & IFF_PROMISC)
nic->flags |= promiscuous;
else
nic->flags &= ~promiscuous;
- if(netdev->flags & IFF_ALLMULTI ||
+ if (netdev->flags & IFF_ALLMULTI ||
netdev->mc_count > E100_MAX_MULTICAST_ADDRS)
nic->flags |= multicast_all;
else
* complete, so we're always waiting for results of the
* previous command. */
- if(*complete == cpu_to_le32(cuc_dump_reset_complete)) {
+ if (*complete == cpu_to_le32(cuc_dump_reset_complete)) {
*complete = 0;
nic->tx_frames = le32_to_cpu(s->tx_good_frames);
nic->tx_collisions = le32_to_cpu(s->tx_total_collisions);
le32_to_cpu(s->tx_single_collisions);
nic->tx_multiple_collisions +=
le32_to_cpu(s->tx_multiple_collisions);
- if(nic->mac >= mac_82558_D101_A4) {
+ if (nic->mac >= mac_82558_D101_A4) {
nic->tx_fc_pause += le32_to_cpu(s->fc_xmt_pause);
nic->rx_fc_pause += le32_to_cpu(s->fc_rcv_pause);
nic->rx_fc_unsupported +=
le32_to_cpu(s->fc_rcv_unsupported);
- if(nic->mac >= mac_82559_D101M) {
+ if (nic->mac >= mac_82559_D101M) {
nic->tx_tco_frames +=
le16_to_cpu(s->xmt_tco_frames);
nic->rx_tco_frames +=
}
- if(e100_exec_cmd(nic, cuc_dump_reset, 0))
+ if (e100_exec_cmd(nic, cuc_dump_reset, 0))
DPRINTK(TX_ERR, DEBUG, "exec cuc_dump_reset failed\n");
}
/* Adjust inter-frame-spacing (IFS) between two transmits if
* we're getting collisions on a half-duplex connection. */
- if(duplex == DUPLEX_HALF) {
+ if (duplex == DUPLEX_HALF) {
u32 prev = nic->adaptive_ifs;
u32 min_frames = (speed == SPEED_100) ? 1000 : 100;
- if((nic->tx_frames / 32 < nic->tx_collisions) &&
+ if ((nic->tx_frames / 32 < nic->tx_collisions) &&
(nic->tx_frames > min_frames)) {
- if(nic->adaptive_ifs < 60)
+ if (nic->adaptive_ifs < 60)
nic->adaptive_ifs += 5;
} else if (nic->tx_frames < min_frames) {
- if(nic->adaptive_ifs >= 5)
+ if (nic->adaptive_ifs >= 5)
nic->adaptive_ifs -= 5;
}
- if(nic->adaptive_ifs != prev)
+ if (nic->adaptive_ifs != prev)
e100_exec_cb(nic, NULL, e100_configure);
}
}
mii_ethtool_gset(&nic->mii, &cmd);
- if(mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
- DPRINTK(LINK, INFO, "link up, %sMbps, %s-duplex\n",
- cmd.speed == SPEED_100 ? "100" : "10",
- cmd.duplex == DUPLEX_FULL ? "full" : "half");
- } else if(!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
- DPRINTK(LINK, INFO, "link down\n");
+ if (mii_link_ok(&nic->mii) && !netif_carrier_ok(nic->netdev)) {
+ printk(KERN_INFO "e100: %s NIC Link is Up %s Mbps %s Duplex\n",
+ nic->netdev->name,
+ cmd.speed == SPEED_100 ? "100" : "10",
+ cmd.duplex == DUPLEX_FULL ? "Full" : "Half");
+ } else if (!mii_link_ok(&nic->mii) && netif_carrier_ok(nic->netdev)) {
+ printk(KERN_INFO "e100: %s NIC Link is Down\n",
+ nic->netdev->name);
}
mii_check_link(&nic->mii);
e100_update_stats(nic);
e100_adjust_adaptive_ifs(nic, cmd.speed, cmd.duplex);
- if(nic->mac <= mac_82557_D100_C)
+ if (nic->mac <= mac_82557_D100_C)
/* Issue a multicast command to workaround a 557 lock up */
e100_set_multicast_list(nic->netdev);
- if(nic->flags & ich && cmd.speed==SPEED_10 && cmd.duplex==DUPLEX_HALF)
+ if (nic->flags & ich && cmd.speed==SPEED_10 && cmd.duplex==DUPLEX_HALF)
/* Need SW workaround for ICH[x] 10Mbps/half duplex Tx hang. */
nic->flags |= ich_10h_workaround;
else
{
cb->command = nic->tx_command;
/* interrupt every 16 packets regardless of delay */
- if((nic->cbs_avail & ~15) == nic->cbs_avail)
+ if ((nic->cbs_avail & ~15) == nic->cbs_avail)
cb->command |= cpu_to_le16(cb_i);
cb->u.tcb.tbd_array = cb->dma_addr + offsetof(struct cb, u.tcb.tbd);
cb->u.tcb.tcb_byte_count = 0;
struct nic *nic = netdev_priv(netdev);
int err;
- if(nic->flags & ich_10h_workaround) {
+ if (nic->flags & ich_10h_workaround) {
/* SW workaround for ICH[x] 10Mbps/half duplex Tx hang.
Issue a NOP command followed by a 1us delay before
issuing the Tx command. */
- if(e100_exec_cmd(nic, cuc_nop, 0))
+ if (e100_exec_cmd(nic, cuc_nop, 0))
DPRINTK(TX_ERR, DEBUG, "exec cuc_nop failed\n");
udelay(1);
}
err = e100_exec_cb(nic, skb, e100_xmit_prepare);
- switch(err) {
+ switch (err) {
case -ENOSPC:
/* We queued the skb, but now we're out of space. */
DPRINTK(TX_ERR, DEBUG, "No space for CB\n");
/* This is a hard error - log it. */
DPRINTK(TX_ERR, DEBUG, "Out of Tx resources, returning skb\n");
netif_stop_queue(netdev);
- return 1;
+ return NETDEV_TX_BUSY;
}
netdev->trans_start = jiffies;
spin_lock(&nic->cb_lock);
/* Clean CBs marked complete */
- for(cb = nic->cb_to_clean;
+ for (cb = nic->cb_to_clean;
cb->status & cpu_to_le16(cb_complete);
cb = nic->cb_to_clean = cb->next) {
DPRINTK(TX_DONE, DEBUG, "cb[%d]->status = 0x%04X\n",
(int)(((void*)cb - (void*)nic->cbs)/sizeof(struct cb)),
cb->status);
- if(likely(cb->skb != NULL)) {
+ if (likely(cb->skb != NULL)) {
dev->stats.tx_packets++;
dev->stats.tx_bytes += cb->skb->len;
spin_unlock(&nic->cb_lock);
/* Recover from running out of Tx resources in xmit_frame */
- if(unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
+ if (unlikely(tx_cleaned && netif_queue_stopped(nic->netdev)))
netif_wake_queue(nic->netdev);
return tx_cleaned;
static void e100_clean_cbs(struct nic *nic)
{
- if(nic->cbs) {
- while(nic->cbs_avail != nic->params.cbs.count) {
+ if (nic->cbs) {
+ while (nic->cbs_avail != nic->params.cbs.count) {
struct cb *cb = nic->cb_to_clean;
- if(cb->skb) {
+ if (cb->skb) {
pci_unmap_single(nic->pdev,
le32_to_cpu(cb->u.tcb.tbd.buf_addr),
le16_to_cpu(cb->u.tcb.tbd.size),
nic->cbs = pci_alloc_consistent(nic->pdev,
sizeof(struct cb) * count, &nic->cbs_dma_addr);
- if(!nic->cbs)
+ if (!nic->cbs)
return -ENOMEM;
- for(cb = nic->cbs, i = 0; i < count; cb++, i++) {
+ for (cb = nic->cbs, i = 0; i < count; cb++, i++) {
cb->next = (i + 1 < count) ? cb + 1 : nic->cbs;
cb->prev = (i == 0) ? nic->cbs + count - 1 : cb - 1;
static inline void e100_start_receiver(struct nic *nic, struct rx *rx)
{
- if(!nic->rxs) return;
- if(RU_SUSPENDED != nic->ru_running) return;
+ if (!nic->rxs) return;
+ if (RU_SUSPENDED != nic->ru_running) return;
/* handle init time starts */
- if(!rx) rx = nic->rxs;
+ if (!rx) rx = nic->rxs;
/* (Re)start RU if suspended or idle and RFA is non-NULL */
- if(rx->skb) {
+ if (rx->skb) {
e100_exec_cmd(nic, ruc_start, rx->dma_addr);
nic->ru_running = RU_RUNNING;
}
#define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN)
static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx)
{
- if(!(rx->skb = netdev_alloc_skb(nic->netdev, RFD_BUF_LEN + NET_IP_ALIGN)))
+ if (!(rx->skb = netdev_alloc_skb(nic->netdev, RFD_BUF_LEN + NET_IP_ALIGN)))
return -ENOMEM;
/* Align, init, and map the RFD. */
struct rfd *prev_rfd = (struct rfd *)rx->prev->skb->data;
put_unaligned_le32(rx->dma_addr, &prev_rfd->link);
pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr,
- sizeof(struct rfd), PCI_DMA_TODEVICE);
+ sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
}
return 0;
struct rfd *rfd = (struct rfd *)skb->data;
u16 rfd_status, actual_size;
- if(unlikely(work_done && *work_done >= work_to_do))
+ if (unlikely(work_done && *work_done >= work_to_do))
return -EAGAIN;
/* Need to sync before taking a peek at cb_complete bit */
pci_dma_sync_single_for_cpu(nic->pdev, rx->dma_addr,
- sizeof(struct rfd), PCI_DMA_FROMDEVICE);
+ sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
rfd_status = le16_to_cpu(rfd->status);
DPRINTK(RX_STATUS, DEBUG, "status=0x%04X\n", rfd_status);
/* Get actual data size */
actual_size = le16_to_cpu(rfd->actual_size) & 0x3FFF;
- if(unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
+ if (unlikely(actual_size > RFD_BUF_LEN - sizeof(struct rfd)))
actual_size = RFD_BUF_LEN - sizeof(struct rfd);
/* Get data */
pci_unmap_single(nic->pdev, rx->dma_addr,
- RFD_BUF_LEN, PCI_DMA_FROMDEVICE);
+ RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
/* If this buffer has the el bit, but we think the receiver
* is still running, check to see if it really stopped while
skb_put(skb, actual_size);
skb->protocol = eth_type_trans(skb, nic->netdev);
- if(unlikely(!(rfd_status & cb_ok))) {
+ if (unlikely(!(rfd_status & cb_ok))) {
/* Don't indicate if hardware indicates errors */
dev_kfree_skb_any(skb);
- } else if(actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) {
+ } else if (actual_size > ETH_DATA_LEN + VLAN_ETH_HLEN) {
/* Don't indicate oversized frames */
nic->rx_over_length_errors++;
dev_kfree_skb_any(skb);
} else {
dev->stats.rx_packets++;
dev->stats.rx_bytes += actual_size;
- nic->netdev->last_rx = jiffies;
netif_receive_skb(skb);
- if(work_done)
+ if (work_done)
(*work_done)++;
}
struct rfd *old_before_last_rfd, *new_before_last_rfd;
/* Indicate newly arrived packets */
- for(rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
+ for (rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) {
err = e100_rx_indicate(nic, rx, work_done, work_to_do);
/* Hit quota or no more to clean */
if (-EAGAIN == err || -ENODATA == err)
old_before_last_rfd = (struct rfd *)old_before_last_rx->skb->data;
/* Alloc new skbs to refill list */
- for(rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
- if(unlikely(e100_rx_alloc_skb(nic, rx)))
+ for (rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) {
+ if (unlikely(e100_rx_alloc_skb(nic, rx)))
break; /* Better luck next time (see watchdog) */
}
new_before_last_rfd->command |= cpu_to_le16(cb_el);
pci_dma_sync_single_for_device(nic->pdev,
new_before_last_rx->dma_addr, sizeof(struct rfd),
- PCI_DMA_TODEVICE);
+ PCI_DMA_BIDIRECTIONAL);
/* Now that we have a new stopping point, we can clear the old
* stopping point. We must sync twice to get the proper
old_before_last_rfd->command &= ~cpu_to_le16(cb_el);
pci_dma_sync_single_for_device(nic->pdev,
old_before_last_rx->dma_addr, sizeof(struct rfd),
- PCI_DMA_TODEVICE);
+ PCI_DMA_BIDIRECTIONAL);
old_before_last_rfd->size = cpu_to_le16(VLAN_ETH_FRAME_LEN);
pci_dma_sync_single_for_device(nic->pdev,
old_before_last_rx->dma_addr, sizeof(struct rfd),
- PCI_DMA_TODEVICE);
+ PCI_DMA_BIDIRECTIONAL);
}
- if(restart_required) {
+ if (restart_required) {
// ack the rnr?
iowrite8(stat_ack_rnr, &nic->csr->scb.stat_ack);
e100_start_receiver(nic, nic->rx_to_clean);
- if(work_done)
+ if (work_done)
(*work_done)++;
}
}
nic->ru_running = RU_UNINITIALIZED;
- if(nic->rxs) {
- for(rx = nic->rxs, i = 0; i < count; rx++, i++) {
- if(rx->skb) {
+ if (nic->rxs) {
+ for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
+ if (rx->skb) {
pci_unmap_single(nic->pdev, rx->dma_addr,
- RFD_BUF_LEN, PCI_DMA_FROMDEVICE);
+ RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
dev_kfree_skb(rx->skb);
}
}
nic->rx_to_use = nic->rx_to_clean = NULL;
nic->ru_running = RU_UNINITIALIZED;
- if(!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
+ if (!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC)))
return -ENOMEM;
- for(rx = nic->rxs, i = 0; i < count; rx++, i++) {
+ for (rx = nic->rxs, i = 0; i < count; rx++, i++) {
rx->next = (i + 1 < count) ? rx + 1 : nic->rxs;
rx->prev = (i == 0) ? nic->rxs + count - 1 : rx - 1;
- if(e100_rx_alloc_skb(nic, rx)) {
+ if (e100_rx_alloc_skb(nic, rx)) {
e100_rx_clean_list(nic);
return -ENOMEM;
}
before_last->command |= cpu_to_le16(cb_el);
before_last->size = 0;
pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr,
- sizeof(struct rfd), PCI_DMA_TODEVICE);
+ sizeof(struct rfd), PCI_DMA_BIDIRECTIONAL);
nic->rx_to_use = nic->rx_to_clean = nic->rxs;
nic->ru_running = RU_SUSPENDED;
DPRINTK(INTR, DEBUG, "stat_ack = 0x%02X\n", stat_ack);
- if(stat_ack == stat_ack_not_ours || /* Not our interrupt */
+ if (stat_ack == stat_ack_not_ours || /* Not our interrupt */
stat_ack == stat_ack_not_present) /* Hardware is ejected */
return IRQ_NONE;
iowrite8(stat_ack, &nic->csr->scb.stat_ack);
/* We hit Receive No Resource (RNR); restart RU after cleaning */
- if(stat_ack & stat_ack_rnr)
+ if (stat_ack & stat_ack_rnr)
nic->ru_running = RU_SUSPENDED;
- if(likely(netif_rx_schedule_prep(netdev, &nic->napi))) {
+ if (likely(napi_schedule_prep(&nic->napi))) {
e100_disable_irq(nic);
- __netif_rx_schedule(netdev, &nic->napi);
+ __napi_schedule(&nic->napi);
}
return IRQ_HANDLED;
static int e100_poll(struct napi_struct *napi, int budget)
{
struct nic *nic = container_of(napi, struct nic, napi);
- struct net_device *netdev = nic->netdev;
unsigned int work_done = 0;
e100_rx_clean(nic, &work_done, budget);
/* If budget not fully consumed, exit the polling mode */
if (work_done < budget) {
- netif_rx_complete(netdev, napi);
+ napi_complete(napi);
e100_enable_irq(nic);
}
static int e100_change_mtu(struct net_device *netdev, int new_mtu)
{
- if(new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
+ if (new_mtu < ETH_ZLEN || new_mtu > ETH_DATA_LEN)
return -EINVAL;
netdev->mtu = new_mtu;
return 0;
{
int err;
- if((err = e100_rx_alloc_list(nic)))
+ if ((err = e100_rx_alloc_list(nic)))
return err;
- if((err = e100_alloc_cbs(nic)))
+ if ((err = e100_alloc_cbs(nic)))
goto err_rx_clean_list;
- if((err = e100_hw_init(nic)))
+ if ((err = e100_hw_init(nic)))
goto err_clean_cbs;
e100_set_multicast_list(nic->netdev);
e100_start_receiver(nic, NULL);
mod_timer(&nic->watchdog, jiffies);
- if((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
+ if ((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED,
nic->netdev->name, nic->netdev)))
goto err_no_irq;
netif_wake_queue(nic->netdev);
* in loopback mode, and the test passes if the received
* packet compares byte-for-byte to the transmitted packet. */
- if((err = e100_rx_alloc_list(nic)))
+ if ((err = e100_rx_alloc_list(nic)))
return err;
- if((err = e100_alloc_cbs(nic)))
+ if ((err = e100_alloc_cbs(nic)))
goto err_clean_rx;
/* ICH PHY loopback is broken so do MAC loopback instead */
- if(nic->flags & ich && loopback_mode == lb_phy)
+ if (nic->flags & ich && loopback_mode == lb_phy)
loopback_mode = lb_mac;
nic->loopback = loopback_mode;
- if((err = e100_hw_init(nic)))
+ if ((err = e100_hw_init(nic)))
goto err_loopback_none;
- if(loopback_mode == lb_phy)
+ if (loopback_mode == lb_phy)
mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR,
BMCR_LOOPBACK);
e100_start_receiver(nic, NULL);
- if(!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
+ if (!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) {
err = -ENOMEM;
goto err_loopback_none;
}
msleep(10);
pci_dma_sync_single_for_cpu(nic->pdev, nic->rx_to_clean->dma_addr,
- RFD_BUF_LEN, PCI_DMA_FROMDEVICE);
+ RFD_BUF_LEN, PCI_DMA_BIDIRECTIONAL);
- if(memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
+ if (memcmp(nic->rx_to_clean->skb->data + sizeof(struct rfd),
skb->data, ETH_DATA_LEN))
err = -EAGAIN;
}
#define MII_LED_CONTROL 0x1B
+#define E100_82552_LED_OVERRIDE 0x19
+#define E100_82552_LED_ON 0x000F /* LEDTX and LED_RX both on */
+#define E100_82552_LED_OFF 0x000A /* LEDTX and LED_RX both off */
static void e100_blink_led(unsigned long data)
{
struct nic *nic = (struct nic *)data;
led_on_559 = 0x05,
led_on_557 = 0x07,
};
+ u16 led_reg = MII_LED_CONTROL;
+
+ if (nic->phy == phy_82552_v) {
+ led_reg = E100_82552_LED_OVERRIDE;
- nic->leds = (nic->leds & led_on) ? led_off :
- (nic->mac < mac_82559_D101M) ? led_on_557 : led_on_559;
- mdio_write(nic->netdev, nic->mii.phy_id, MII_LED_CONTROL, nic->leds);
+ nic->leds = (nic->leds == E100_82552_LED_ON) ?
+ E100_82552_LED_OFF : E100_82552_LED_ON;
+ } else {
+ nic->leds = (nic->leds & led_on) ? led_off :
+ (nic->mac < mac_82559_D101M) ? led_on_557 :
+ led_on_559;
+ }
+ mdio_write(nic->netdev, nic->mii.phy_id, led_reg, nic->leds);
mod_timer(&nic->blink_timer, jiffies + HZ / 4);
}
buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 |
ioread8(&nic->csr->scb.cmd_lo) << 16 |
ioread16(&nic->csr->scb.status);
- for(i = E100_PHY_REGS; i >= 0; i--)
+ for (i = E100_PHY_REGS; i >= 0; i--)
buff[1 + E100_PHY_REGS - i] =
mdio_read(netdev, nic->mii.phy_id, i);
memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf));
{
struct nic *nic = netdev_priv(netdev);
- if(wol->wolopts != WAKE_MAGIC && wol->wolopts != 0)
+ if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
+ !device_can_wakeup(&nic->pdev->dev))
return -EOPNOTSUPP;
- if(wol->wolopts)
+ if (wol->wolopts)
nic->flags |= wol_magic;
else
nic->flags &= ~wol_magic;
+ device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
+
e100_exec_cb(nic, NULL, e100_configure);
return 0;
{
struct nic *nic = netdev_priv(netdev);
- if(eeprom->magic != E100_EEPROM_MAGIC)
+ if (eeprom->magic != E100_EEPROM_MAGIC)
return -EINVAL;
memcpy(&((u8 *)nic->eeprom)[eeprom->offset], bytes, eeprom->len);
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
return -EINVAL;
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_down(nic);
rfds->count = max(ring->rx_pending, rfds->min);
rfds->count = min(rfds->count, rfds->max);
cbs->count = min(cbs->count, cbs->max);
DPRINTK(DRV, INFO, "Ring Param settings: rx: %d, tx %d\n",
rfds->count, cbs->count);
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_up(nic);
return 0;
memset(data, 0, E100_TEST_LEN * sizeof(u64));
data[0] = !mii_link_ok(&nic->mii);
data[1] = e100_eeprom_load(nic);
- if(test->flags & ETH_TEST_FL_OFFLINE) {
+ if (test->flags & ETH_TEST_FL_OFFLINE) {
/* save speed, duplex & autoneg settings */
err = mii_ethtool_gset(&nic->mii, &cmd);
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_down(nic);
data[2] = e100_self_test(nic);
data[3] = e100_loopback_test(nic, lb_mac);
/* restore speed, duplex & autoneg settings */
err = mii_ethtool_sset(&nic->mii, &cmd);
- if(netif_running(netdev))
+ if (netif_running(netdev))
e100_up(nic);
}
- for(i = 0; i < E100_TEST_LEN; i++)
+ for (i = 0; i < E100_TEST_LEN; i++)
test->flags |= data[i] ? ETH_TEST_FL_FAILED : 0;
msleep_interruptible(4 * 1000);
static int e100_phys_id(struct net_device *netdev, u32 data)
{
struct nic *nic = netdev_priv(netdev);
+ u16 led_reg = (nic->phy == phy_82552_v) ? E100_82552_LED_OVERRIDE :
+ MII_LED_CONTROL;
- if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
+ if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
mod_timer(&nic->blink_timer, jiffies);
msleep_interruptible(data * 1000);
del_timer_sync(&nic->blink_timer);
- mdio_write(netdev, nic->mii.phy_id, MII_LED_CONTROL, 0);
+ mdio_write(netdev, nic->mii.phy_id, led_reg, 0);
return 0;
}
struct nic *nic = netdev_priv(netdev);
int i;
- for(i = 0; i < E100_NET_STATS_LEN; i++)
+ for (i = 0; i < E100_NET_STATS_LEN; i++)
data[i] = ((unsigned long *)&netdev->stats)[i];
data[i++] = nic->tx_deferred;
static void e100_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
{
- switch(stringset) {
+ switch (stringset) {
case ETH_SS_TEST:
memcpy(data, *e100_gstrings_test, sizeof(e100_gstrings_test));
break;
static void e100_free(struct nic *nic)
{
- if(nic->mem) {
+ if (nic->mem) {
pci_free_consistent(nic->pdev, sizeof(struct mem),
nic->mem, nic->dma_addr);
nic->mem = NULL;
int err = 0;
netif_carrier_off(netdev);
- if((err = e100_up(nic)))
+ if ((err = e100_up(nic)))
DPRINTK(IFUP, ERR, "Cannot open interface, aborting.\n");
return err;
}
return 0;
}
+static const struct net_device_ops e100_netdev_ops = {
+ .ndo_open = e100_open,
+ .ndo_stop = e100_close,
+ .ndo_start_xmit = e100_xmit_frame,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_multicast_list = e100_set_multicast_list,
+ .ndo_set_mac_address = e100_set_mac_address,
+ .ndo_change_mtu = e100_change_mtu,
+ .ndo_do_ioctl = e100_do_ioctl,
+ .ndo_tx_timeout = e100_tx_timeout,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = e100_netpoll,
+#endif
+};
+
static int __devinit e100_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
struct net_device *netdev;
struct nic *nic;
int err;
- DECLARE_MAC_BUF(mac);
- if(!(netdev = alloc_etherdev(sizeof(struct nic)))) {
- if(((1 << debug) - 1) & NETIF_MSG_PROBE)
+ if (!(netdev = alloc_etherdev(sizeof(struct nic)))) {
+ if (((1 << debug) - 1) & NETIF_MSG_PROBE)
printk(KERN_ERR PFX "Etherdev alloc failed, abort.\n");
return -ENOMEM;
}
- netdev->open = e100_open;
- netdev->stop = e100_close;
- netdev->hard_start_xmit = e100_xmit_frame;
- netdev->set_multicast_list = e100_set_multicast_list;
- netdev->set_mac_address = e100_set_mac_address;
- netdev->change_mtu = e100_change_mtu;
- netdev->do_ioctl = e100_do_ioctl;
+ netdev->netdev_ops = &e100_netdev_ops;
SET_ETHTOOL_OPS(netdev, &e100_ethtool_ops);
- netdev->tx_timeout = e100_tx_timeout;
netdev->watchdog_timeo = E100_WATCHDOG_PERIOD;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- netdev->poll_controller = e100_netpoll;
-#endif
strncpy(netdev->name, pci_name(pdev), sizeof(netdev->name) - 1);
nic = netdev_priv(netdev);
nic->netdev = netdev;
nic->pdev = pdev;
nic->msg_enable = (1 << debug) - 1;
+ nic->mdio_ctrl = mdio_ctrl_hw;
pci_set_drvdata(pdev, netdev);
- if((err = pci_enable_device(pdev))) {
+ if ((err = pci_enable_device(pdev))) {
DPRINTK(PROBE, ERR, "Cannot enable PCI device, aborting.\n");
goto err_out_free_dev;
}
- if(!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
+ if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
DPRINTK(PROBE, ERR, "Cannot find proper PCI device "
"base address, aborting.\n");
err = -ENODEV;
goto err_out_disable_pdev;
}
- if((err = pci_request_regions(pdev, DRV_NAME))) {
+ if ((err = pci_request_regions(pdev, DRV_NAME))) {
DPRINTK(PROBE, ERR, "Cannot obtain PCI resources, aborting.\n");
goto err_out_disable_pdev;
}
- if((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) {
+ if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) {
DPRINTK(PROBE, ERR, "No usable DMA configuration, aborting.\n");
goto err_out_free_res;
}
DPRINTK(PROBE, INFO, "using i/o access mode\n");
nic->csr = pci_iomap(pdev, (use_io ? 1 : 0), sizeof(struct csr));
- if(!nic->csr) {
+ if (!nic->csr) {
DPRINTK(PROBE, ERR, "Cannot map device registers, aborting.\n");
err = -ENOMEM;
goto err_out_free_res;
}
- if(ent->driver_data)
+ if (ent->driver_data)
nic->flags |= ich;
else
nic->flags &= ~ich;
INIT_WORK(&nic->tx_timeout_task, e100_tx_timeout_task);
- if((err = e100_alloc(nic))) {
+ if ((err = e100_alloc(nic))) {
DPRINTK(PROBE, ERR, "Cannot alloc driver memory, aborting.\n");
goto err_out_iounmap;
}
- if((err = e100_eeprom_load(nic)))
+ if ((err = e100_eeprom_load(nic)))
goto err_out_free;
e100_phy_init(nic);
}
/* Wol magic packet can be enabled from eeprom */
- if((nic->mac >= mac_82558_D101_A4) &&
- (nic->eeprom[eeprom_id] & eeprom_id_wol))
+ if ((nic->mac >= mac_82558_D101_A4) &&
+ (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
nic->flags |= wol_magic;
+ device_set_wakeup_enable(&pdev->dev, true);
+ }
/* ack any pending wake events, disable PME */
- err = pci_enable_wake(pdev, 0, 0);
- if (err)
- DPRINTK(PROBE, ERR, "Error clearing wake event\n");
+ pci_pme_active(pdev, false);
strcpy(netdev->name, "eth%d");
- if((err = register_netdev(netdev))) {
+ if ((err = register_netdev(netdev))) {
DPRINTK(PROBE, ERR, "Cannot register net device, aborting.\n");
goto err_out_free;
}
- DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %s\n",
+ DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %pM\n",
(unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
- pdev->irq, print_mac(mac, netdev->dev_addr));
+ pdev->irq, netdev->dev_addr);
return 0;
{
struct net_device *netdev = pci_get_drvdata(pdev);
- if(netdev) {
+ if (netdev) {
struct nic *nic = netdev_priv(netdev);
unregister_netdev(netdev);
e100_free(nic);
}
}
-static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
+#define E100_82552_SMARTSPEED 0x14 /* SmartSpeed Ctrl register */
+#define E100_82552_REV_ANEG 0x0200 /* Reverse auto-negotiation */
+#define E100_82552_ANEG_NOW 0x0400 /* Auto-negotiate now */
+static void __e100_shutdown(struct pci_dev *pdev, bool *enable_wake)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct nic *nic = netdev_priv(netdev);
pci_save_state(pdev);
if ((nic->flags & wol_magic) | e100_asf(nic)) {
- pci_enable_wake(pdev, PCI_D3hot, 1);
- pci_enable_wake(pdev, PCI_D3cold, 1);
+ /* enable reverse auto-negotiation */
+ if (nic->phy == phy_82552_v) {
+ u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
+ E100_82552_SMARTSPEED);
+
+ mdio_write(netdev, nic->mii.phy_id,
+ E100_82552_SMARTSPEED, smartspeed |
+ E100_82552_REV_ANEG | E100_82552_ANEG_NOW);
+ }
+ *enable_wake = true;
} else {
- pci_enable_wake(pdev, PCI_D3hot, 0);
- pci_enable_wake(pdev, PCI_D3cold, 0);
+ *enable_wake = false;
}
pci_disable_device(pdev);
- pci_set_power_state(pdev, PCI_D3hot);
+}
- return 0;
+static int __e100_power_off(struct pci_dev *pdev, bool wake)
+{
+ if (wake) {
+ return pci_prepare_to_sleep(pdev);
+ } else {
+ pci_wake_from_d3(pdev, false);
+ return pci_set_power_state(pdev, PCI_D3hot);
+ }
}
#ifdef CONFIG_PM
+static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ bool wake;
+ __e100_shutdown(pdev, &wake);
+ return __e100_power_off(pdev, wake);
+}
+
static int e100_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
/* ack any pending wake events, disable PME */
pci_enable_wake(pdev, 0, 0);
+ /* disable reverse auto-negotiation */
+ if (nic->phy == phy_82552_v) {
+ u16 smartspeed = mdio_read(netdev, nic->mii.phy_id,
+ E100_82552_SMARTSPEED);
+
+ mdio_write(netdev, nic->mii.phy_id,
+ E100_82552_SMARTSPEED,
+ smartspeed & ~(E100_82552_REV_ANEG));
+ }
+
netif_device_attach(netdev);
if (netif_running(netdev))
e100_up(nic);
static void e100_shutdown(struct pci_dev *pdev)
{
- e100_suspend(pdev, PMSG_SUSPEND);
+ bool wake;
+ __e100_shutdown(pdev, &wake);
+ if (system_state == SYSTEM_POWER_OFF)
+ __e100_power_off(pdev, wake);
}
/* ------------------ PCI Error Recovery infrastructure -------------- */
struct net_device *netdev = pci_get_drvdata(pdev);
struct nic *nic = netdev_priv(netdev);
- /* Similar to calling e100_down(), but avoids adapter I/O. */
- netdev->stop(netdev);
-
- /* Detach; put netif into a state similar to hotplug unplug. */
- napi_enable(&nic->napi);
netif_device_detach(netdev);
+
+ if (state == pci_channel_io_perm_failure)
+ return PCI_ERS_RESULT_DISCONNECT;
+
+ if (netif_running(netdev))
+ e100_down(nic);
pci_disable_device(pdev);
/* Request a slot reset. */
static int __init e100_init_module(void)
{
- if(((1 << debug) - 1) & NETIF_MSG_DRV) {
+ if (((1 << debug) - 1) & NETIF_MSG_DRV) {
printk(KERN_INFO PFX "%s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
printk(KERN_INFO PFX "%s\n", DRV_COPYRIGHT);
}
Code Review / linux-2.6.git / blobdiff