diff options
author | Alejandro Gonzalez <alex.gonzalez@digi.com> | 2010-06-23 11:14:38 +0200 |
---|---|---|
committer | Alejandro Gonzalez <alex.gonzalez@digi.com> | 2010-06-23 11:26:39 +0200 |
commit | 436bc07e9deda38533233e1b1d822f0b360d1f60 (patch) | |
tree | 3b147c5e6b296c957a8089bd4864f205ffc90252 | |
parent | 2512cc2076c2af03cab91aed79a0a9eee1222528 (diff) |
ccwmx51: Remove old SMSC911X driver.
We are now using the mainline kernel driver.
Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>
-rw-r--r-- | drivers/net/Kconfig | 9 | ||||
-rw-r--r-- | drivers/net/Makefile | 1 | ||||
-rw-r--r-- | drivers/net/smsc9118/Makefile | 1 | ||||
-rw-r--r-- | drivers/net/smsc9118/smsc911x.c | 2710 | ||||
-rw-r--r-- | drivers/net/smsc9118/smsc911x.h | 392 |
5 files changed, 0 insertions, 3113 deletions
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 26612275d21f..387f7ed5a4c1 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -1013,15 +1013,6 @@ config SMSC911X <file:Documentation/networking/net-modules.txt>. The module will be called smsc911x. -config SMSC9118 - tristate "SMSC LAN9218 support" - depends on NET_ETHERNET && (MACH_CC9M2443JS || MACH_CCW9M2443JS || MACH_CCWMX51JS || MACH_CCMX51JS) - select CRC32 - select MII - ---help--- - Say Y here if you want support for SMSC LAN921x families - of ethernet controllers. - config NET_VENDOR_RACAL bool "Racal-Interlan (Micom) NI cards" depends on ISA diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 9383000211c2..ead8cab3cfe1 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -249,7 +249,6 @@ obj-$(CONFIG_MACB) += macb.o obj-$(CONFIG_S6GMAC) += s6gmac.o obj-$(CONFIG_ARM) += arm/ -obj-$(CONFIG_SMSC9118) += smsc9118/ obj-$(CONFIG_DEV_APPLETALK) += appletalk/ obj-$(CONFIG_TR) += tokenring/ obj-$(CONFIG_WAN) += wan/ diff --git a/drivers/net/smsc9118/Makefile b/drivers/net/smsc9118/Makefile deleted file mode 100644 index d33fe1dc8e38..000000000000 --- a/drivers/net/smsc9118/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-$(CONFIG_SMSC9118) += smsc911x.o diff --git a/drivers/net/smsc9118/smsc911x.c b/drivers/net/smsc9118/smsc911x.c deleted file mode 100644 index e0e7707d9cb2..000000000000 --- a/drivers/net/smsc9118/smsc911x.c +++ /dev/null @@ -1,2710 +0,0 @@ -/*************************************************************************** - * - * Copyright (C) 2004-2007 SMSC - * Copyright (C) 2005 ARM - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - *************************************************************************** - * Rewritten, heavily based on smsc911x simple driver by SMSC. - * Partly uses io macros from smc91x.c by Nicolas Pitre - * - * Supported devices: - * LAN9115, LAN9116, LAN9117, LAN9118 - * LAN9215, LAN9216, LAN9217, LAN9218 - * - * History: - * 05/05/2005 bahadir.balban@arm.com - * - Transition to linux coding style - * - Platform driver and module interface - * - * 17/07/2006 steve.glendinning@smsc.com - * - Added support for LAN921x family - * - Added workaround for multicast filters - * - * 31/07/2006 steve.glendinning@smsc.com - * - Removed tasklet, using NAPI poll instead - * - Multiple device support - * - Large tidy-up following feedback from netdev list - * - * 03/08/2006 steve.glendinning@smsc.com - * - Added ethtool support - * - Convert to use generic MII interface - * - * 04/08/2006 bahadir.balban@arm.com - * - Added ethtool eeprom r/w support - * - * 17/06/2007 steve.glendinning@smsc.com - * - Incorporate changes from Bill Gatliff and Russell King - * - * 04/07/2007 steve.glendinning@smsc.com - * - move irq configuration to platform_device - * - fix link poller after interface is stopped and restarted - * - * 13/07/2007 bahadir.balban@arm.com - * - set irq polarity before requesting irq - * - * 26/06/2007 hennerich@blackfin.uclinux.org - * - Fixed minor style issue to pass checkpatch.pl - */ - -#include <linux/crc32.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/etherdevice.h> -#include <linux/ethtool.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/kernel.h> -#include <linux/mii.h> -#include <linux/module.h> -#include <linux/netdevice.h> -#include <linux/platform_device.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <linux/timer.h> -#include <linux/version.h> -#include <linux/bug.h> -#include <linux/bitops.h> -#include <linux/irq.h> -#include <asm/io.h> - -/* For having the same platform-data as in the Vanilla kernel */ -#include <linux/smc911x.h> - -#include "smsc911x.h" - -#define SMSC_CHIPNAME "smsc911x" -#define SMSC_DRV_VERSION "2007-07-13" - -MODULE_LICENSE("GPL"); - - -/* Base address of the connected controller: S3C2410_CS5 = 0x28000000 */ -#define printk_err(fmt, args...) printk(KERN_ERR "[ ERROR ] smsc911x: " fmt, ## args) -#define printk_info(fmt, args...) printk(KERN_INFO "smsc911x: " fmt, ## args) - -#if 0 -#define SMSC911X_DEBUG -#endif - -#ifdef SMSC911X_DEBUG -# define printk_debug(fmt, args...) printk(KERN_DEBUG "smsc911x: " fmt, ## args) -#else -# define printk_debug(fmt, args...) -#endif - -/* Enables the debug messages for the PM-operations (WOL, suspend, etc.) */ -#if 0 -#define SMSC911X_PM_DEBUG -#endif - -#ifdef SMSC911X_PM_DEBUG -# define printk_pmdbg(fmt, args...) printk(KERN_DEBUG "smsc911x: " fmt, ## args) -#else -# define printk_pmdbg(fmt, args...) -#endif - -struct smsc911x_data { - void __iomem *ioaddr; - - unsigned int idrev; - unsigned int generation; /* used to decide which workarounds apply */ - - /* device configuration */ - unsigned int irq_polarity; - unsigned int irq_type; - unsigned int irq_flags; - - /* This needs to be acquired before calling any of below: - * smsc911x_mac_read(), smsc911x_mac_write() - * smsc911x_phy_read(), smsc911x_phy_write() - */ - spinlock_t phy_lock; - - struct mii_if_info mii; - unsigned int using_extphy; - u32 msg_enable; -#ifdef USE_LED1_WORK_AROUND - unsigned int gpio_setting; - unsigned int gpio_orig_setting; -#endif - struct net_device *netdev; - struct napi_struct napi; - struct timer_list link_poll_timer; - unsigned int stop_link_poll; - - unsigned int software_irq_signal; - -#ifdef USE_PHY_WORK_AROUND -#define MIN_PACKET_SIZE (64) - char loopback_tx_pkt[MIN_PACKET_SIZE]; - char loopback_rx_pkt[MIN_PACKET_SIZE]; - unsigned int resetcount; -#endif - - /* Members for Multicast filter workaround */ - unsigned int multicast_update_pending; - unsigned int set_bits_mask; - unsigned int clear_bits_mask; - unsigned int hashhi; - unsigned int hashlo; - unsigned int last_rxstat; - - /* Registers for the internal PM */ - unsigned long mac_wucsr; - unsigned long pmt_ctrl; - unsigned long phy_intmsk; -}; - - -static int smsc911x_set_mac(struct net_device *dev, void *addr); - -#if SMSC_CAN_USE_32BIT - -static inline u32 smsc911x_reg_read(struct smsc911x_data *pdata, u32 reg) -{ - return readl(pdata->ioaddr + reg); -} - -static inline void smsc911x_reg_write(u32 val, struct smsc911x_data *pdata, - u32 reg) -{ - writel(val, pdata->ioaddr + reg); -} - -#else /* SMSC_CAN_USE_32BIT */ - -static inline u32 smsc911x_reg_read(struct smsc911x_data *pdata, u32 reg) -{ - u32 reg_val; - unsigned long flags; - - /* these two 16-bit reads must be performed consecutively, so must - * not be interrupted by our own ISR (which would start another - * read operation) */ - local_irq_save(flags); - reg_val = ((readw(pdata->ioaddr + reg) & 0xFFFF) | - ((readw(pdata->ioaddr + reg + 2) & 0xFFFF) << 16)); - local_irq_restore(flags); - - return reg_val; -} - -static inline void smsc911x_reg_write(u32 val, struct smsc911x_data *pdata, - u32 reg) -{ - unsigned long flags; - - /* these two 16-bit writes must be performed consecutively, so must - * not be interrupted by our own ISR (which would start another - * read operation) */ - local_irq_save(flags); - writew(val & 0xFFFF, pdata->ioaddr + reg); - writew((val >> 16) & 0xFFFF, pdata->ioaddr + reg + 2); - local_irq_restore(flags); -} - -#endif /* SMSC_CAN_USE_32BIT */ - -#ifndef CONFIG_BLACKFIN -/* Writes a packet to the TX_DATA_FIFO */ -static inline void -smsc911x_tx_writefifo(struct smsc911x_data *pdata, unsigned int *buf, - unsigned int wordcount) -{ - while (wordcount--) - smsc911x_reg_write(*buf++, pdata, TX_DATA_FIFO); -} - -/* Reads a packet out of the RX_DATA_FIFO */ -static inline void -smsc911x_rx_readfifo(struct smsc911x_data *pdata, unsigned int *buf, - unsigned int wordcount) -{ - while (wordcount--) - *buf++ = smsc911x_reg_read(pdata, RX_DATA_FIFO); -} -#else -/* Writes a packet to the TX_DATA_FIFO */ -static inline void -smsc911x_tx_writefifo(struct smsc911x_data *pdata, unsigned int *buf, - unsigned int wordcount) -{ - if (wordcount > 24) - dma_outsl((u_long)pdata->ioaddr + TX_DATA_FIFO, buf, wordcount); - else - outsl((u_long)pdata->ioaddr + TX_DATA_FIFO, buf, wordcount); -} - -/* Reads a packet out of the RX_DATA_FIFO */ -static inline void -smsc911x_rx_readfifo(struct smsc911x_data *pdata, unsigned int *buf, - unsigned int wordcount) -{ - if (wordcount > 24) - dma_insl((u_long)pdata->ioaddr + RX_DATA_FIFO, buf, wordcount); - else - insl((u_long)pdata->ioaddr + RX_DATA_FIFO, buf, wordcount); -} -#endif - -/* waits for MAC not busy, with timeout. Only called by smsc911x_mac_read - * and smsc911x_mac_write, so assumes phy_lock is held */ -static int smsc911x_mac_notbusy(struct smsc911x_data *pdata) -{ - int i; - u32 val; - - for (i = 0; i < 40; i++) { - val = smsc911x_reg_read(pdata, MAC_CSR_CMD); - if (!(val & MAC_CSR_CMD_CSR_BUSY_)) - return 1; - } - SMSC_WARNING("Timed out waiting for MAC not BUSY. " - "MAC_CSR_CMD: 0x%08X", val); - return 0; -} - -/* Fetches a MAC register value. Assumes phy_lock is acquired */ -static u32 smsc911x_mac_read(struct smsc911x_data *pdata, unsigned int offset) -{ - unsigned int temp; - -#ifdef CONFIG_DEBUG_SPINLOCK - if (!spin_is_locked(&pdata->phy_lock)) - SMSC_WARNING("phy_lock not held"); -#endif /* CONFIG_DEBUG_SPINLOCK */ - - temp = smsc911x_reg_read(pdata, MAC_CSR_CMD); - if (unlikely(temp & MAC_CSR_CMD_CSR_BUSY_)) { - SMSC_WARNING("smsc911x_mac_read failed, MAC busy at entry"); - return 0xFFFFFFFF; - } - - /* Send the MAC cmd */ - smsc911x_reg_write(((offset & 0xFF) | MAC_CSR_CMD_CSR_BUSY_ - | MAC_CSR_CMD_R_NOT_W_), pdata, MAC_CSR_CMD); - - /* Workaround for hardware read-after-write restriction */ - temp = smsc911x_reg_read(pdata, BYTE_TEST); - - /* Wait for the read to happen */ - if (likely(smsc911x_mac_notbusy(pdata))) - return smsc911x_reg_read(pdata, MAC_CSR_DATA); - - SMSC_WARNING("smsc911x_mac_read failed, MAC busy after read"); - return 0xFFFFFFFF; -} - -/* Set a mac register, phy_lock must be acquired before calling */ -static void smsc911x_mac_write(struct smsc911x_data *pdata, - unsigned int offset, u32 val) -{ - unsigned int temp; - -#ifdef CONFIG_DEBUG_SPINLOCK - if (!spin_is_locked(&pdata->phy_lock)) - SMSC_WARNING("phy_lock not held"); -#endif /* CONFIG_DEBUG_SPINLOCK */ - - temp = smsc911x_reg_read(pdata, MAC_CSR_CMD); - if (unlikely(temp & MAC_CSR_CMD_CSR_BUSY_)) { - SMSC_WARNING("smsc911x_mac_write failed, MAC busy at entry"); - return; - } - - /* Send data to write */ - smsc911x_reg_write(val, pdata, MAC_CSR_DATA); - - /* Write the actual data */ - smsc911x_reg_write(((offset & 0xFF) | MAC_CSR_CMD_CSR_BUSY_), pdata, - MAC_CSR_CMD); - - /* Workaround for hardware read-after-write restriction */ - temp = smsc911x_reg_read(pdata, BYTE_TEST); - - /* Wait for the write to complete */ - if (likely(smsc911x_mac_notbusy(pdata))) - return; - - SMSC_WARNING("smsc911x_mac_write failed, MAC busy after write"); -} - -/* Gets a phy register, phy_lock must be acquired before calling */ -static u16 smsc911x_phy_read(struct smsc911x_data *pdata, unsigned int index) -{ - unsigned int addr; - int i; - -#ifdef CONFIG_DEBUG_SPINLOCK - if (!spin_is_locked(&pdata->phy_lock)) - SMSC_WARNING("phy_lock not held"); -#endif /* CONFIG_DEBUG_SPINLOCK */ - - /* Confirm MII not busy */ - if (unlikely(smsc911x_mac_read(pdata, MII_ACC) & MII_ACC_MII_BUSY_)) { - SMSC_WARNING("MII is busy in smsc911x_phy_read???"); - return 0; - } - - /* Set the address, index & direction (read from PHY) */ - addr = (((pdata->mii.phy_id) & 0x1F) << 11) - | ((index & 0x1F) << 6); - smsc911x_mac_write(pdata, MII_ACC, addr); - - /* Wait for read to complete w/ timeout */ - for (i = 0; i < 100; i++) { - /* See if MII is finished yet */ - if (!(smsc911x_mac_read(pdata, MII_ACC) & MII_ACC_MII_BUSY_)) { - return smsc911x_mac_read(pdata, MII_DATA); - } - } - SMSC_WARNING("Timed out waiting for MII write to finish"); - return 0xFFFF; -} - -/* Sets a phy register, phy_lock must be acquired before calling */ -static void smsc911x_phy_write(struct smsc911x_data *pdata, - unsigned int index, u16 val) -{ - unsigned int addr; - int i; - -#ifdef CONFIG_DEBUG_SPINLOCK - if (!spin_is_locked(&pdata->phy_lock)) - SMSC_WARNING("phy_lock not held"); -#endif /* CONFIG_DEBUG_SPINLOCK */ - - /* Confirm MII not busy */ - if (unlikely(smsc911x_mac_read(pdata, MII_ACC) & MII_ACC_MII_BUSY_)) { - SMSC_WARNING("MII is busy in smsc911x_write_phy???"); - return; - } - - /* Put the data to write in the MAC */ - smsc911x_mac_write(pdata, MII_DATA, val); - - /* Set the address, index & direction (write to PHY) */ - addr = (((pdata->mii.phy_id) & 0x1F) << 11) | - ((index & 0x1F) << 6) | MII_ACC_MII_WRITE_; - smsc911x_mac_write(pdata, MII_ACC, addr); - - /* Wait for write to complete w/ timeout */ - for (i = 0; i < 100; i++) { - /* See if MII is finished yet */ - if (!(smsc911x_mac_read(pdata, MII_ACC) & MII_ACC_MII_BUSY_)) - return; - } - SMSC_WARNING("Timed out waiting for MII write to finish"); -} - -static int smsc911x_mdio_read(struct net_device *dev, int phy_id, int location) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned long flags; - int reg; - - spin_lock_irqsave(&pdata->phy_lock, flags); - reg = smsc911x_phy_read(pdata, location); - spin_unlock_irqrestore(&pdata->phy_lock, flags); - - return reg; -} - -static void smsc911x_mdio_write(struct net_device *dev, int phy_id, - int location, int val) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned long flags; - - spin_lock_irqsave(&pdata->phy_lock, flags); - smsc911x_phy_write(pdata, location, val); - spin_unlock_irqrestore(&pdata->phy_lock, flags); -} - -/* Autodetects and initialises external phy for SMSC9115 and SMSC9117 flavors. - * If something goes wrong, returns -ENODEV to revert back to internal phy. - * Performed at initialisation only, so interrupts are enabled */ -static int smsc911x_phy_initialise_external(struct smsc911x_data *pdata) -{ - unsigned int address; - unsigned int hwcfg; - unsigned int phyid1; - unsigned int phyid2; - - hwcfg = smsc911x_reg_read(pdata, HW_CFG); - - /* External phy is requested, supported, and detected */ - if (hwcfg & HW_CFG_EXT_PHY_DET_) { - - /* Attempt to switch to external phy for auto-detecting - * its address. Assuming tx and rx are stopped because - * smsc911x_phy_initialise is called before - * smsc911x_rx_initialise and tx_initialise. - */ - - /* Disable phy clocks to the MAC */ - hwcfg &= (~HW_CFG_PHY_CLK_SEL_); - hwcfg |= HW_CFG_PHY_CLK_SEL_CLK_DIS_; - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - udelay(10); /* Enough time for clocks to stop */ - - /* Switch to external phy */ - hwcfg |= HW_CFG_EXT_PHY_EN_; - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - - /* Enable phy clocks to the MAC */ - hwcfg &= (~HW_CFG_PHY_CLK_SEL_); - hwcfg |= HW_CFG_PHY_CLK_SEL_EXT_PHY_; - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - udelay(10); /* Enough time for clocks to restart */ - - hwcfg |= HW_CFG_SMI_SEL_; - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - - /* Auto-detect PHY */ - spin_lock_irq(&pdata->phy_lock); - for (address = 0; address <= 31; address++) { - pdata->mii.phy_id = address; - phyid1 = smsc911x_phy_read(pdata, MII_PHYSID1); - phyid2 = smsc911x_phy_read(pdata, MII_PHYSID2); - if ((phyid1 != 0xFFFFU) || (phyid2 != 0xFFFFU)) { - SMSC_TRACE("Detected PHY at address = " - "0x%02X = %d", address, address); - break; - } - } - spin_unlock_irq(&pdata->phy_lock); - - if ((phyid1 == 0xFFFFU) && (phyid2 == 0xFFFFU)) { - SMSC_WARNING("External PHY is not accessable, " - "using internal PHY instead"); - /* Revert back to internal phy settings. */ - - /* Disable phy clocks to the MAC */ - hwcfg &= (~HW_CFG_PHY_CLK_SEL_); - hwcfg |= HW_CFG_PHY_CLK_SEL_CLK_DIS_; - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - udelay(10); /* Enough time for clocks to stop */ - - /* Switch to internal phy */ - hwcfg &= (~HW_CFG_EXT_PHY_EN_); - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - - /* Enable phy clocks to the MAC */ - hwcfg &= (~HW_CFG_PHY_CLK_SEL_); - hwcfg |= HW_CFG_PHY_CLK_SEL_INT_PHY_; - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - udelay(10); /* Enough time for clocks to restart */ - - hwcfg &= (~HW_CFG_SMI_SEL_); - smsc911x_reg_write(hwcfg, pdata, HW_CFG); - /* Use internal phy */ - return -ENODEV; - } else { - SMSC_TRACE("Successfully switched to external PHY"); - pdata->using_extphy = 1; - } - } else { - SMSC_WARNING("No external PHY detected."); - SMSC_WARNING("Using internal PHY instead."); - /* Use internal phy */ - return -ENODEV; - } - return 0; -} - -/* called by phy_initialise and loopback test */ -static int smsc911x_phy_reset(struct smsc911x_data *pdata) -{ - unsigned int temp; - unsigned int i = 100000; - unsigned long flags; - - SMSC_TRACE("Performing PHY BCR Reset"); - spin_lock_irqsave(&pdata->phy_lock, flags); - smsc911x_phy_write(pdata, MII_BMCR, BMCR_RESET); - do { - udelay(10); - temp = smsc911x_phy_read(pdata, MII_BMCR); - } while ((i--) && (temp & BMCR_RESET)); - spin_unlock_irqrestore(&pdata->phy_lock, flags); - - if (temp & BMCR_RESET) { - SMSC_WARNING("PHY reset failed to complete."); - return 0; - } - /* Extra delay required because the phy may not be completed with - * its reset when BMCR_RESET is cleared. Specs say 256 uS is - * enough delay but using 1ms here to be safe - */ - msleep(1); - - return 1; -} - -/* Fetches a tx status out of the status fifo */ -static unsigned int smsc911x_tx_get_txstatus(struct smsc911x_data *pdata) -{ - unsigned int result = - smsc911x_reg_read(pdata, TX_FIFO_INF) & TX_FIFO_INF_TSUSED_; - - if (result != 0) - result = smsc911x_reg_read(pdata, TX_STATUS_FIFO); - - return result; -} - -/* Fetches the next rx status */ -static unsigned int smsc911x_rx_get_rxstatus(struct smsc911x_data *pdata) -{ - unsigned int result = - smsc911x_reg_read(pdata, RX_FIFO_INF) & RX_FIFO_INF_RXSUSED_; - - if (result != 0) - result = smsc911x_reg_read(pdata, RX_STATUS_FIFO); - - return result; -} - -#ifdef USE_PHY_WORK_AROUND -static int smsc911x_phy_check_loopbackpkt(struct smsc911x_data *pdata) -{ - unsigned int tries; - u32 wrsz; - u32 rdsz; - u32 bufp; - - for (tries = 0; tries < 10; tries++) { - unsigned int txcmd_a; - unsigned int txcmd_b; - unsigned int status; - unsigned int pktlength; - unsigned int i; - - /* Zero-out rx packet memory */ - memset(pdata->loopback_rx_pkt, 0, MIN_PACKET_SIZE); - - /* Write tx packet to 118 */ - txcmd_a = (((unsigned int)pdata->loopback_tx_pkt) - & 0x03) << 16; - txcmd_a |= TX_CMD_A_FIRST_SEG_ | TX_CMD_A_LAST_SEG_; - txcmd_a |= MIN_PACKET_SIZE; - - txcmd_b = MIN_PACKET_SIZE << 16 | MIN_PACKET_SIZE; - - smsc911x_reg_write(txcmd_a, pdata, TX_DATA_FIFO); - smsc911x_reg_write(txcmd_b, pdata, TX_DATA_FIFO); - - bufp = ((u32) pdata->loopback_tx_pkt) & 0xFFFFFFFC; - wrsz = MIN_PACKET_SIZE + 3; - wrsz += (((u32) pdata->loopback_tx_pkt) & 0x3); - wrsz >>= 2; - - smsc911x_tx_writefifo(pdata, (unsigned int *)bufp, wrsz); - - /* Wait till transmit is done */ - i = 60; - do { - udelay(5); - status = smsc911x_tx_get_txstatus(pdata); - } while ((i--) && (!status)); - - if (!status) { - SMSC_WARNING("Failed to transmit during loopback test"); - continue; - } - if (status & TX_STS_ES_) { - SMSC_WARNING("Transmit encountered errors during " - "loopback test"); - continue; - } - - /* Wait till receive is done */ - i = 60; - do { - udelay(5); - status = smsc911x_rx_get_rxstatus(pdata); - } while ((i--) && (!status)); - - if (!status) { - SMSC_WARNING("Failed to receive during loopback test"); - continue; - } - if (status & RX_STS_ES_) { - SMSC_WARNING("Receive encountered errors during " - "loopback test"); - continue; - } - - pktlength = ((status & 0x3FFF0000UL) >> 16); - bufp = (u32)pdata->loopback_rx_pkt; - rdsz = pktlength + 3; - rdsz += ((u32)pdata->loopback_rx_pkt) & 0x3; - rdsz >>= 2; - - smsc911x_rx_readfifo(pdata, (unsigned int *)bufp, rdsz); - - if (pktlength != (MIN_PACKET_SIZE + 4)) { - SMSC_WARNING("Unexpected packet size during " - "loop back test, size=%d, " - "will retry", pktlength); - } else { - unsigned int j; - int mismatch = 0; - for (j = 0; j < MIN_PACKET_SIZE; j++) { - if (pdata->loopback_tx_pkt[j] - != pdata->loopback_rx_pkt[j]) { - mismatch = 1; - break; - } - } - if (!mismatch) { - SMSC_TRACE("Successfully verified " - "loopback packet"); - return 1; - } else { - SMSC_WARNING("Data miss match during " - "loop back test, will retry."); - } - } - } - - return 0; -} - -static int smsc911x_phy_loopbacktest(struct smsc911x_data *pdata) -{ - int result = 0; - unsigned int i; - unsigned int val; - unsigned long flags; - - /* Initialise tx packet */ - for (i = 0; i < 6; i++) { - /* Use broadcast destination address */ - pdata->loopback_tx_pkt[i] = (char)0xFF; - } - - for (i = 6; i < 12; i++) { - /* Use incrementing source address */ - pdata->loopback_tx_pkt[i] = (char)i; - } - - /* Set length type field */ - pdata->loopback_tx_pkt[12] = 0x00; - pdata->loopback_tx_pkt[13] = 0x00; - for (i = 14; i < MIN_PACKET_SIZE; i++) { - pdata->loopback_tx_pkt[i] = (char)i; - } - - val = smsc911x_reg_read(pdata, HW_CFG); - val &= HW_CFG_TX_FIF_SZ_; - val |= HW_CFG_SF_; - smsc911x_reg_write(val, pdata, HW_CFG); - - smsc911x_reg_write(TX_CFG_TX_ON_, pdata, TX_CFG); - smsc911x_reg_write((((unsigned int)pdata->loopback_rx_pkt) - & 0x03) << 8, pdata, RX_CFG); - - for (i = 0; i < 10; i++) { - /* Set PHY to 10/FD, no ANEG, and loopback mode */ - spin_lock_irqsave(&pdata->phy_lock, flags); - smsc911x_phy_write(pdata, MII_BMCR, 0x4100); - - /* Enable MAC tx/rx, FD */ - smsc911x_mac_write(pdata, MAC_CR, MAC_CR_FDPX_ - | MAC_CR_TXEN_ | MAC_CR_RXEN_); - spin_unlock_irqrestore(&pdata->phy_lock, flags); - - if (smsc911x_phy_check_loopbackpkt(pdata)) { - result = 1; - break; - } - pdata->resetcount++; - - /* Disable MAC rx */ - spin_lock_irqsave(&pdata->phy_lock, flags); - smsc911x_mac_write(pdata, MAC_CR, 0); - spin_unlock_irqrestore(&pdata->phy_lock, flags); - - smsc911x_phy_reset(pdata); - } - - /* Disable MAC */ - spin_lock_irqsave(&pdata->phy_lock, flags); - smsc911x_mac_write(pdata, MAC_CR, 0); - - /* Cancel PHY loopback mode */ - smsc911x_phy_write(pdata, MII_BMCR, 0); - spin_unlock_irqrestore(&pdata->phy_lock, flags); - - smsc911x_reg_write(0, pdata, TX_CFG); - smsc911x_reg_write(0, pdata, RX_CFG); - - return result; -} -#endif /* USE_PHY_WORK_AROUND */ - - -inline static void smsc911x_phy_dump_regs(struct smsc911x_data *pdata) -{ - printk("BCR = 0x%04x\n", smsc911x_phy_read(pdata, MII_BMCR)); - printk("BSR = 0x%04x\n", smsc911x_phy_read(pdata, MII_BMSR)); - printk("ID1 = 0x%04x\n", smsc911x_phy_read(pdata, MII_PHYSID1)); - printk("ID2 = 0x%04x\n", smsc911x_phy_read(pdata, MII_PHYSID2)); - printk("ADVER = 0x%04x\n", smsc911x_phy_read(pdata, MII_ADVERTISE)); - printk("LPA = 0x%04x\n", smsc911x_phy_read(pdata, MII_LPA)); - printk("EXP = 0x%04x\n", smsc911x_phy_read(pdata, MII_EXPANSION)); -} - -/* assumes phy_lock is held */ -static void smsc911x_phy_update_flowcontrol(struct smsc911x_data *pdata) -{ - unsigned int temp; - - if (pdata->mii.full_duplex) { - unsigned int phy_adv; - unsigned int phy_lpa; - phy_adv = smsc911x_phy_read(pdata, MII_ADVERTISE); - phy_lpa = smsc911x_phy_read(pdata, MII_LPA); - if (phy_adv & phy_lpa & LPA_PAUSE_CAP) { - /* Both ends support symmetric pause, enable - * PAUSE receive and transmit */ - smsc911x_mac_write(pdata, FLOW, 0xFFFF0002); - temp = smsc911x_reg_read(pdata, AFC_CFG); - temp |= 0xF; - smsc911x_reg_write(temp, pdata, AFC_CFG); - } else if (((phy_adv & ADVERTISE_PAUSE_ALL) == - ADVERTISE_PAUSE_ALL) && - ((phy_lpa & LPA_PAUSE_ALL) == LPA_PAUSE_ASYM)) { - /* We support symmetric and asym pause, the - * other end only supports asym, Enable PAUSE - * receive, disable PAUSE transmit */ - smsc911x_mac_write(pdata, FLOW, 0xFFFF0002); - temp = smsc911x_reg_read(pdata, AFC_CFG); - temp &= ~0xF; - smsc911x_reg_write(temp, pdata, AFC_CFG); - } else { - /* Disable PAUSE receive and transmit */ - smsc911x_mac_write(pdata, FLOW, 0); - temp = smsc911x_reg_read(pdata, AFC_CFG); - temp &= ~0xF; - smsc911x_reg_write(temp, pdata, AFC_CFG); - } - } else { - smsc911x_mac_write(pdata, FLOW, 0); - temp = smsc911x_reg_read(pdata, AFC_CFG); - temp |= 0xF; - smsc911x_reg_write(temp, pdata, AFC_CFG); - } -} - -static void smsc911x_phy_update_duplex(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned long flags; - unsigned int mac_cr; - - spin_lock_irqsave(&pdata->phy_lock, flags); - - mac_cr = smsc911x_mac_read(pdata, MAC_CR); - if (pdata->mii.full_duplex) { - SMSC_TRACE("configuring for full duplex mode"); - mac_cr |= MAC_CR_FDPX_; - } else { - SMSC_TRACE("configuring for half duplex mode"); - mac_cr &= ~MAC_CR_FDPX_; - } - smsc911x_mac_write(pdata, MAC_CR, mac_cr); - smsc911x_phy_update_flowcontrol(pdata); - - spin_unlock_irqrestore(&pdata->phy_lock, flags); -} - - -/* Update link mode if any thing has changed */ -static void smsc911x_phy_update_linkmode(struct net_device *dev, int init) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - - if (mii_check_media(&pdata->mii, netif_msg_link(pdata), init)) - smsc911x_phy_update_duplex(dev); - /* mii_check_media() exists if the media is forced... */ - if (pdata->mii.force_media) { - int cur_link = mii_link_ok(&pdata->mii); - int prev_link = netif_carrier_ok(dev); - - if (!prev_link && cur_link) { - printk(KERN_INFO "%s: link up\n", dev->name); - netif_carrier_on(dev); - } else if (prev_link && !cur_link) { - printk(KERN_INFO "%s: link down\n", dev->name); - netif_carrier_off(dev); - } - } - -#ifdef USE_LED1_WORK_AROUND - if (netif_carrier_ok(dev)) { - if ((pdata->gpio_orig_setting & GPIO_CFG_LED1_EN_) && - (!pdata->using_extphy)) { - /* Restore orginal GPIO configuration */ - pdata->gpio_setting = pdata->gpio_orig_setting; - smsc911x_reg_write(pdata->gpio_setting, pdata, - GPIO_CFG); - } - } else { - /* Check global setting that LED1 - * usage is 10/100 indicator */ - pdata->gpio_setting = smsc911x_reg_read(pdata, GPIO_CFG); - if ((pdata->gpio_setting & GPIO_CFG_LED1_EN_) - && (!pdata->using_extphy)) { - /* Force 10/100 LED off, after saving - * orginal GPIO configuration */ - pdata->gpio_orig_setting = pdata->gpio_setting; - - pdata->gpio_setting &= ~GPIO_CFG_LED1_EN_; - pdata->gpio_setting |= (GPIO_CFG_GPIOBUF0_ - | GPIO_CFG_GPIODIR0_ - | GPIO_CFG_GPIOD0_); - smsc911x_reg_write(pdata->gpio_setting, pdata, - GPIO_CFG); - } - } -#endif /* USE_LED1_WORK_AROUND */ -} - -/* Entry point for the link poller */ -static void smsc911x_phy_checklink(unsigned long ptr) -{ - struct net_device *dev = (struct net_device *)ptr; - struct smsc911x_data *pdata = netdev_priv(dev); - - smsc911x_phy_update_linkmode(dev, 0); - - if (!(pdata->stop_link_poll)) { - pdata->link_poll_timer.expires = jiffies + 2 * HZ; - add_timer(&pdata->link_poll_timer); - } else { - pdata->stop_link_poll = 0; - } -} - -static void smsc911x_phy_set_automdx(struct smsc911x_data *pdata) -{ - u16 ctrlstatus; - - ctrlstatus = smsc911x_phy_read(pdata, 27); - ctrlstatus &= 0x1fff; - ctrlstatus |= (0x6 << 13); - smsc911x_phy_write(pdata, 27, ctrlstatus); -} - -/* Initialises the PHY layer. Called at initialisation by open() so - * interrupts are enabled */ -static int smsc911x_phy_initialise(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned int phyid1 = 0; - unsigned int phyid2 = 0; - unsigned int temp; - - printk_debug("Calling phy_initialise()\n"); - - pdata->using_extphy = 0; - - switch (pdata->idrev & 0xFFFF0000) { - case 0x01170000: - case 0x01150000: - /* External PHY supported, try to autodetect */ - if (smsc911x_phy_initialise_external(pdata) < 0) { - SMSC_TRACE("External PHY is not detected, using " - "internal PHY instead"); - pdata->mii.phy_id = 1; - } - break; - default: - SMSC_TRACE("External PHY is not supported, using internal PHY " - "instead"); - pdata->mii.phy_id = 1; - break; - } - - spin_lock_irq(&pdata->phy_lock); - phyid1 = smsc911x_phy_read(pdata, MII_PHYSID1); - phyid2 = smsc911x_phy_read(pdata, MII_PHYSID2); - spin_unlock_irq(&pdata->phy_lock); - - if ((phyid1 == 0xFFFF) && (phyid2 == 0xFFFF)) { - SMSC_WARNING("Internal PHY not detected!"); - return 0; - } - - /* Reset the phy */ - if (!smsc911x_phy_reset(pdata)) { - SMSC_WARNING("PHY reset failed to complete."); - return 0; - } -#ifdef USE_PHY_WORK_AROUND - if (!smsc911x_phy_loopbacktest(pdata)) { - SMSC_WARNING("Failed Loop Back Test"); - return 0; - } else { - SMSC_TRACE("Passed Loop Back Test"); - } -#endif /* USE_PHY_WORK_AROUND */ - - - smsc911x_phy_set_automdx(pdata); - - /* Advertise all speeds and pause capabilities */ - spin_lock_irq(&pdata->phy_lock); - temp = smsc911x_phy_read(pdata, MII_ADVERTISE); - temp |= (ADVERTISE_ALL | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); - smsc911x_phy_write(pdata, MII_ADVERTISE, temp); - pdata->mii.advertising = temp; - - if (!pdata->using_extphy) { - /* using internal phy, enable PHY interrupts */ - smsc911x_phy_read(pdata, MII_INTSTS); - smsc911x_phy_write(pdata, MII_INTMSK, PHY_INTMSK_DEFAULT_); - } - - /* begin to establish link */ - smsc911x_phy_write(pdata, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART); - spin_unlock_irq(&pdata->phy_lock); - - smsc911x_phy_update_linkmode(dev, 1); - - pdata->stop_link_poll = 0; - setup_timer(&pdata->link_poll_timer, smsc911x_phy_checklink, - (unsigned long)dev); - pdata->link_poll_timer.expires = jiffies + 2 * HZ; - add_timer(&pdata->link_poll_timer); - - printk_debug("PHY initialised succesfully\n"); - return 1; -} - -/* Gets the number of tx statuses in the fifo */ -static unsigned int smsc911x_tx_get_txstatcount(struct smsc911x_data *pdata) -{ - unsigned int result = (smsc911x_reg_read(pdata, TX_FIFO_INF) - & TX_FIFO_INF_TSUSED_) >> 16; - return result; -} - -/* Reads tx statuses and increments counters where necessary */ -static void smsc911x_tx_update_txcounters(struct smsc911x_data *pdata) -{ - struct net_device *netdev = pdata->netdev; - unsigned int tx_stat; - - while ((tx_stat = smsc911x_tx_get_txstatus(pdata)) != 0) { - if (unlikely(tx_stat & 0x80000000)) { - /* In this driver the packet tag is used as the packet - * length. Since a packet length can never reach the - * size of 0x8000, this bit is reserved. It is worth - * noting that the "reserved bit" in the warning above - * does not reference a hardware defined reserved bit - * but rather a driver defined one. - */ - SMSC_WARNING("Packet tag reserved bit is high"); - } else { - if (unlikely(tx_stat & 0x00008000)) { - printk_debug("TX status error: 0x%08x (MAC 0x%08x)\n", - tx_stat, smsc911x_mac_read(pdata, MAC_CR)); - netdev->stats.tx_errors++; - } else { - netdev->stats.tx_packets++; - netdev->stats.tx_bytes += (tx_stat >> 16); - } - if (unlikely(tx_stat & 0x00000100)) { - netdev->stats.collisions += 16; - netdev->stats.tx_aborted_errors += 1; - } else { - netdev->stats.collisions += - ((tx_stat >> 3) & 0xF); - } - if (unlikely(tx_stat & 0x00000800)) { - netdev->stats.tx_carrier_errors += 1; - } - if (unlikely(tx_stat & 0x00000200)) { - netdev->stats.collisions++; - netdev->stats.tx_aborted_errors++; - } - } - } -} - -/* Increments the Rx error counters */ -static void -smsc911x_rx_counterrors(struct smsc911x_data *pdata, unsigned int rxstat) -{ - struct net_device *netdev = pdata->netdev; - int crc_err = 0; - - if (unlikely(rxstat & 0x00008000)) { - netdev->stats.rx_errors++; - if (unlikely(rxstat & 0x00000002)) { - netdev->stats.rx_crc_errors++; - crc_err = 1; - } - } - if (likely(!crc_err)) { - if (unlikely((rxstat & 0x00001020) == 0x00001020)) { - /* Frame type indicates length, - * and length error is set */ - netdev->stats.rx_length_errors++; - } - if (rxstat & RX_STS_MCAST_) - netdev->stats.multicast++; - } -} - -/* Quickly dumps bad packets */ -static void -smsc911x_rx_fastforward(struct smsc911x_data *pdata, unsigned int pktbytes) -{ - unsigned int pktwords = (pktbytes + NET_IP_ALIGN + 3) >> 2; - - if (likely(pktwords >= 4)) { - unsigned int timeout = 500; - unsigned int val; - smsc911x_reg_write(RX_DP_CTRL_RX_FFWD_, pdata, RX_DP_CTRL); - do { - udelay(1); - val = smsc911x_reg_read(pdata, RX_DP_CTRL); - } while (timeout-- && (val & RX_DP_CTRL_RX_FFWD_)); - - if (unlikely(timeout == 0)) - SMSC_WARNING("Timed out waiting for RX FFWD " - "to finish, RX_DP_CTRL: 0x%08X", val); - } else { - unsigned int temp; - while (pktwords--) - temp = smsc911x_reg_read(pdata, RX_DATA_FIFO); - } -} - -/* NAPI poll function */ -static int smsc911x_poll(struct napi_struct *napi, int budget) -{ - struct smsc911x_data *pdata = container_of(napi, struct smsc911x_data, napi); - struct net_device *dev = pdata->netdev; - int npackets = 0; - - while (npackets < budget) { - unsigned int pktlength; - unsigned int pktwords; - unsigned int rxstat = smsc911x_rx_get_rxstatus(pdata); - - /* break out of while loop if there are no more packets waiting */ - if (!rxstat) { - printk_debug("Stopping the RX poll\n"); - break; - } - - pktlength = ((rxstat & 0x3FFF0000) >> 16); - pktwords = (pktlength + NET_IP_ALIGN + 3) >> 2; - printk_debug("Going to read %i words (pktlen %i)\n", - pktwords, pktlength); - - smsc911x_rx_counterrors(pdata, rxstat); - - if (likely((rxstat & RX_STS_ES_) == 0)) { - struct sk_buff *skb; - skb = dev_alloc_skb(pktlength + NET_IP_ALIGN); - if (likely(skb)) { - skb->data = skb->head; - skb->tail = skb->head; - /* Align IP on 16B boundary */ - skb_reserve(skb, NET_IP_ALIGN); - skb_put(skb, pktlength - 4); - smsc911x_rx_readfifo(pdata, - (unsigned int *)skb->head, - pktwords); - skb->dev = dev; - skb->protocol = eth_type_trans(skb, dev); - skb->ip_summed = CHECKSUM_NONE; - netif_receive_skb(skb); - - /* Update counters */ - dev->stats.rx_packets++; - dev->stats.rx_bytes += (pktlength - 4); - dev->last_rx = jiffies; - npackets++; - continue; - } else { - SMSC_WARNING("Unable to allocate sk_buff " - "for rx packet, in PIO path"); - dev->stats.rx_dropped++; - } - } - /* At this point, the packet is to be read out - * of the fifo and discarded */ - smsc911x_rx_fastforward(pdata, pktlength); - } - - dev->stats.rx_dropped += smsc911x_reg_read(pdata, RX_DROP); - smsc911x_reg_write(INT_STS_RSFL_, pdata, INT_STS); - - if (npackets < budget) { - unsigned int temp; - /* We processed all packets available. Tell NAPI it can - * stop polling then re-enable rx interrupts */ - napi_complete(napi); - temp = smsc911x_reg_read(pdata, INT_EN); - temp |= INT_EN_RSFL_EN_; - smsc911x_reg_write(temp, pdata, INT_EN); - } - - /* Return total received packets */ - return npackets; -} - -/* Returns hash bit number for given MAC address - * Example: - * 01 00 5E 00 00 01 -> returns bit number 31 */ -static unsigned int smsc911x_hash(char addr[ETH_ALEN]) -{ - unsigned int crc; - unsigned int result; - - crc = ether_crc(ETH_ALEN, addr); - result = (crc >> 26) & 0x3f; - - return result; -} - -static void smsc911x_rx_multicast_update(struct smsc911x_data *pdata) -{ - /* Performs the multicast & mac_cr update. This is called when - * safe on the current hardware, and with the phy_lock held */ - unsigned int mac_cr = smsc911x_mac_read(pdata, MAC_CR); - mac_cr |= pdata->set_bits_mask; - mac_cr &= ~(pdata->clear_bits_mask); - smsc911x_mac_write(pdata, MAC_CR, mac_cr); - smsc911x_mac_write(pdata, HASHH, pdata->hashhi); - smsc911x_mac_write(pdata, HASHL, pdata->hashlo); -} - -static void smsc911x_rx_multicast_update_workaround(struct smsc911x_data *pdata) -{ - unsigned int mac_cr; - - /* This function is only called for older LAN911x devices - * (revA or revB), where MAC_CR, HASHH and HASHL should not - * be modified during Rx - newer devices immediately update the - * registers. - * - * This is called from interrupt context */ - - spin_lock(&pdata->phy_lock); - - /* Check Rx has stopped */ - if (smsc911x_mac_read(pdata, MAC_CR) & MAC_CR_RXEN_) - SMSC_WARNING("Rx not stopped\n"); - - /* Perform the update - safe to do now Rx has stopped */ - smsc911x_rx_multicast_update(pdata); - - /* Re-enable Rx */ - mac_cr = smsc911x_mac_read(pdata, MAC_CR); - mac_cr |= MAC_CR_RXEN_; - smsc911x_mac_write(pdata, MAC_CR, mac_cr); - - pdata->multicast_update_pending = 0; - - spin_unlock(&pdata->phy_lock); -} - -/* Sets the device MAC address to dev_addr, called with phy_lock held */ -static void -smsc911x_set_mac_address(struct smsc911x_data *pdata, u8 dev_addr[6]) -{ - u32 mac_high16 = (dev_addr[5] << 8) | dev_addr[4]; - u32 mac_low32 = (dev_addr[3] << 24) | (dev_addr[2] << 16) | - (dev_addr[1] << 8) | dev_addr[0]; - - smsc911x_mac_write(pdata, ADDRH, mac_high16); - smsc911x_mac_write(pdata, ADDRL, mac_low32); -} - -static int smsc911x_open(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned int timeout; - unsigned int temp; - unsigned int intcfg = 0; - struct sockaddr addr; - - /* Reset the LAN911x */ - smsc911x_reg_write(HW_CFG_SRST_, pdata, HW_CFG); - timeout = 10; - do { - udelay(10); - temp = smsc911x_reg_read(pdata, HW_CFG); - } while ((--timeout) && (temp & HW_CFG_SRST_)); - - if (unlikely(temp & HW_CFG_SRST_)) { - printk_err("Failed to complete reset"); - return -ENODEV; - } - - smsc911x_reg_write(0x00050000, pdata, HW_CFG); - smsc911x_reg_write(0x006E3740, pdata, AFC_CFG); - - /* Make sure EEPROM has finished loading before setting GPIO_CFG */ - timeout = 50; - while ((timeout--) && - (smsc911x_reg_read(pdata, E2P_CMD) & E2P_CMD_EPC_BUSY_)) { - udelay(10); - } - - if (unlikely(timeout == 0)) { - SMSC_WARNING("Timed out waiting for EEPROM " - "busy bit to clear"); - } -#if USE_DEBUG >= 1 - smsc911x_reg_write(0x00670700, pdata, GPIO_CFG); -#else - smsc911x_reg_write(0x70070000, pdata, GPIO_CFG); -#endif - - /* Initialise irqs, but leave all sources disabled */ - smsc911x_reg_write(0, pdata, INT_EN); - smsc911x_reg_write(0xFFFFFFFF, pdata, INT_STS); - - /* Set interrupt deassertion to 100uS */ - //intcfg = ((0x38 << 24) | INT_CFG_IRQ_EN_); - intcfg = ((0x00 << 24) | INT_CFG_IRQ_EN_); - // PPH modified intcfg = ((10 << 24) | INT_CFG_IRQ_EN_); - - if (pdata->irq_polarity) { - SMSC_TRACE("irq polarity: active high"); - intcfg |= INT_CFG_IRQ_POL_; - } else { - SMSC_TRACE("irq polarity: active low"); - } - - if (pdata->irq_type) { - SMSC_TRACE("irq type: push-pull"); - intcfg |= INT_CFG_IRQ_TYPE_; - } else { - SMSC_TRACE("irq type: open drain"); - } - - smsc911x_reg_write(intcfg, pdata, INT_CFG); - - printk_debug("Testing irq handler using IRQ %d\n", dev->irq); - pdata->software_irq_signal = 0; - smp_wmb(); - - temp = smsc911x_reg_read(pdata, INT_EN); - temp |= INT_EN_SW_INT_EN_; - smsc911x_reg_write(temp, pdata, INT_EN); - - timeout = 1000; - while (timeout--) { - smp_rmb(); - if (pdata->software_irq_signal) - break; - msleep(1); - } - - if (!pdata->software_irq_signal) { - printk(KERN_WARNING "%s: ISR failed signaling test (IRQ %d)\n", - dev->name, dev->irq); - return -ENODEV; - } - - printk_debug("IRQ handler passed test using IRQ %d\n", dev->irq); - netif_carrier_off(dev); - - if (!smsc911x_phy_initialise(dev)) { - printk_err("Failed to initialize the PHY"); - return -ENODEV; - } - - temp = smsc911x_reg_read(pdata, HW_CFG); - temp &= HW_CFG_TX_FIF_SZ_; - temp |= HW_CFG_SF_; - smsc911x_reg_write(temp, pdata, HW_CFG); - - temp = smsc911x_reg_read(pdata, FIFO_INT); - temp |= FIFO_INT_TX_AVAIL_LEVEL_; - temp &= ~(FIFO_INT_RX_STS_LEVEL_); - smsc911x_reg_write(temp, pdata, FIFO_INT); - - /* set RX Data offset to 2 bytes for alignment */ - smsc911x_reg_write((2 << 8), pdata, RX_CFG); - - /* enable the polling before enabling the interrupts */ - napi_enable(&pdata->napi); - - temp = smsc911x_reg_read(pdata, INT_EN); - temp |= (INT_EN_TDFA_EN_ | INT_EN_RSFL_EN_ | INT_EN_RDFL_EN_); - smsc911x_reg_write(temp, pdata, INT_EN); - - spin_lock_irq(&pdata->phy_lock); - - /* - * Reenable the full duplex mode, otherwise the TX engine will generate - * status errors (Luis Galdos) - */ - temp = smsc911x_mac_read(pdata, MAC_CR); - temp |= (MAC_CR_TXEN_ | MAC_CR_RXEN_ | MAC_CR_HBDIS_ | MAC_CR_FDPX_); - smsc911x_mac_write(pdata, MAC_CR, temp); - spin_unlock_irq(&pdata->phy_lock); - - smsc911x_reg_write(TX_CFG_TX_ON_, pdata, TX_CFG); - - /* Set the MAC once again */ - memcpy(addr.sa_data, dev->dev_addr, dev->addr_len); - if(smsc911x_set_mac(dev, &addr)) - printk_err("Couldn't set the MAC address.\n"); - - netif_start_queue(dev); - return 0; -} - -/* Entry point for stopping the interface */ -static int smsc911x_stop(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - - printk_info("Stopping the interface\n"); - - napi_disable(&pdata->napi); - - /* disable interrupts */ - smsc911x_reg_write(0, pdata, INT_EN); - - pdata->stop_link_poll = 1; - del_timer_sync(&pdata->link_poll_timer); - - netif_stop_queue(dev); - - /* At this point all Rx and Tx activity is stopped */ - dev->stats.rx_dropped += smsc911x_reg_read(pdata, RX_DROP); - smsc911x_tx_update_txcounters(pdata); - - /* Stop sending data after the last transmission */ - smsc911x_reg_write(TX_CFG_STOP_TX_, pdata, TX_CFG); - - SMSC_TRACE("Interface stopped"); - return 0; -} - -/* Entry point for transmitting a packet */ -static int smsc911x_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned int freespace; - unsigned int tx_cmd_a; - unsigned int tx_cmd_b; - unsigned int temp; - u32 wrsz; - u32 bufp; - - freespace = smsc911x_reg_read(pdata, TX_FIFO_INF) & TX_FIFO_INF_TDFREE_; - - if (unlikely(freespace < TX_FIFO_LOW_THRESHOLD)) - SMSC_WARNING("Tx data fifo low, space available: %d", - freespace); - - /* Word alignment adjustment */ - tx_cmd_a = ((((unsigned int)(skb->data)) & 0x03) << 16); - tx_cmd_a |= TX_CMD_A_FIRST_SEG_ | TX_CMD_A_LAST_SEG_; - tx_cmd_a |= (unsigned int)skb->len; - - tx_cmd_b = ((unsigned int)skb->len) << 16; - tx_cmd_b |= (unsigned int)skb->len; - - smsc911x_reg_write(tx_cmd_a, pdata, TX_DATA_FIFO); - smsc911x_reg_write(tx_cmd_b, pdata, TX_DATA_FIFO); - - bufp = ((u32)skb->data) & 0xFFFFFFFC; - wrsz = (u32)skb->len + 3; - wrsz += ((u32)skb->data) & 0x3; - wrsz >>= 2; - - smsc911x_tx_writefifo(pdata, (unsigned int *)bufp, wrsz); - freespace -= (skb->len + 32); - dev_kfree_skb(skb); - dev->trans_start = jiffies; - - if (unlikely(smsc911x_tx_get_txstatcount(pdata) >= 30)) - smsc911x_tx_update_txcounters(pdata); - - if (freespace < TX_FIFO_LOW_THRESHOLD) { - netif_stop_queue(dev); - temp = smsc911x_reg_read(pdata, FIFO_INT); - temp &= 0x00FFFFFF; - temp |= 0x32000000; - smsc911x_reg_write(temp, pdata, FIFO_INT); - } - - return NETDEV_TX_OK; -} - -/* Entry point for getting status counters */ -static struct net_device_stats *smsc911x_get_stats(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - smsc911x_tx_update_txcounters(pdata); - dev->stats.rx_dropped += smsc911x_reg_read(pdata, RX_DROP); - return &dev->stats; -} - -/* Entry point for setting addressing modes */ -static void smsc911x_set_multicast_list(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned long flags; - - if (dev->flags & IFF_PROMISC) { - /* Enabling promiscuous mode */ - pdata->set_bits_mask = MAC_CR_PRMS_; - pdata->clear_bits_mask = (MAC_CR_MCPAS_ | MAC_CR_HPFILT_); - pdata->hashhi = 0; - pdata->hashlo = 0; - } else if (dev->flags & IFF_ALLMULTI) { - /* Enabling all multicast mode */ - pdata->set_bits_mask = MAC_CR_MCPAS_; - pdata->clear_bits_mask = (MAC_CR_PRMS_ | MAC_CR_HPFILT_); - pdata->hashhi = 0; - pdata->hashlo = 0; - } else if (dev->mc_count > 0) { - /* Enabling specific multicast addresses */ - unsigned int hash_high = 0; - unsigned int hash_low = 0; - unsigned int count = 0; - struct dev_mc_list *mc_list = dev->mc_list; - - pdata->set_bits_mask = MAC_CR_HPFILT_; - pdata->clear_bits_mask = (MAC_CR_PRMS_ | MAC_CR_MCPAS_); - - while (mc_list) { - count++; - if ((mc_list->dmi_addrlen) == ETH_ALEN) { - unsigned int bitnum = - smsc911x_hash(mc_list->dmi_addr); - unsigned int mask = 0x01 << (bitnum & 0x1F); - if (bitnum & 0x20) - hash_high |= mask; - else - hash_low |= mask; - } else { - SMSC_WARNING("dmi_addrlen != 6"); - } - mc_list = mc_list->next; - } - if (count != (unsigned int)dev->mc_count) - SMSC_WARNING("mc_count != dev->mc_count"); - - pdata->hashhi = hash_high; - pdata->hashlo = hash_low; - } else { - /* Enabling local MAC address only */ - pdata->set_bits_mask = 0; - pdata->clear_bits_mask = - (MAC_CR_PRMS_ | MAC_CR_MCPAS_ | MAC_CR_HPFILT_); - pdata->hashhi = 0; - pdata->hashlo = 0; - } - - spin_lock_irqsave(&pdata->phy_lock, flags); - - if (pdata->generation <= 1) { - /* Older hardware revision - cannot change these flags while - * receiving data */ - if (!pdata->multicast_update_pending) { - unsigned int temp; - SMSC_TRACE("scheduling mcast update"); - pdata->multicast_update_pending = 1; - - /* Request the hardware to stop, then perform the - * update when we get an RX_STOP interrupt */ - smsc911x_reg_write(INT_STS_RXSTOP_INT_, pdata, INT_STS); - temp = smsc911x_reg_read(pdata, INT_EN); - temp |= INT_EN_RXSTOP_INT_EN_; - smsc911x_reg_write(temp, pdata, INT_EN); - - temp = smsc911x_mac_read(pdata, MAC_CR); - temp &= ~(MAC_CR_RXEN_); - smsc911x_mac_write(pdata, MAC_CR, temp); - } else { - /* There is another update pending, this should now - * use the newer values */ - } - } else { - /* Newer hardware revision - can write immediately */ - smsc911x_rx_multicast_update(pdata); - } - - spin_unlock_irqrestore(&pdata->phy_lock, flags); -} - -static irqreturn_t smsc911x_irqhandler(int irq, void *dev_id) -{ - struct net_device *dev = dev_id; - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned int intsts; - unsigned int inten; - unsigned int temp; - unsigned int intcfg; - int serviced = IRQ_NONE; - - intcfg = smsc911x_reg_read(pdata, INT_CFG); - intsts = smsc911x_reg_read(pdata, INT_STS); - inten = smsc911x_reg_read(pdata, INT_EN); - - printk_debug("New IRQ: intsts 0x%08x\n", intsts); - - if ((intcfg & (INT_CFG_IRQ_INT_ | INT_CFG_IRQ_EN_)) != (INT_CFG_IRQ_INT_ | - INT_CFG_IRQ_EN_)) - return serviced; - - - if (unlikely(intsts & inten & INT_STS_SW_INT_)) { - temp = smsc911x_reg_read(pdata, INT_EN); - temp &= (~INT_EN_SW_INT_EN_); - smsc911x_reg_write(temp, pdata, INT_EN); - smsc911x_reg_write(INT_STS_SW_INT_, pdata, INT_STS); - pdata->software_irq_signal = 1; - smp_wmb(); - serviced = IRQ_HANDLED; - } - - if (unlikely(intsts & inten & INT_STS_RXSTOP_INT_)) { - /* Called when there is a multicast update scheduled and - * it is now safe to complete the update */ - SMSC_TRACE("RX Stop interrupt"); - temp = smsc911x_reg_read(pdata, INT_EN); - temp &= (~INT_EN_RXSTOP_INT_EN_); - smsc911x_reg_write(temp, pdata, INT_EN); - smsc911x_reg_write(INT_STS_RXSTOP_INT_, pdata, INT_STS); - smsc911x_rx_multicast_update_workaround(pdata); - serviced = IRQ_HANDLED; - } - - if (intsts & inten & INT_STS_TDFA_) { - temp = smsc911x_reg_read(pdata, FIFO_INT); - temp |= FIFO_INT_TX_AVAIL_LEVEL_; - smsc911x_reg_write(temp, pdata, FIFO_INT); - smsc911x_reg_write(INT_STS_TDFA_, pdata, INT_STS); - netif_wake_queue(dev); - serviced = IRQ_HANDLED; - } - - if (unlikely(intsts & inten & INT_STS_RXE_)) { - smsc911x_reg_write(INT_STS_RXE_, pdata, INT_STS); - serviced = IRQ_HANDLED; - } - - if (likely(intsts & inten & INT_STS_RSFL_)) { - if (likely(napi_schedule_prep(&pdata->napi))) { - /* Disable Rx interrupts and schedule NAPI poll */ - temp = smsc911x_reg_read(pdata, INT_EN); - temp &= (~INT_EN_RSFL_EN_); - smsc911x_reg_write(temp, pdata, INT_EN); - __napi_schedule(&pdata->napi); - } - - serviced = IRQ_HANDLED; - } - - if (unlikely(intsts & inten & INT_STS_PHY_INT_)) { - smsc911x_reg_write(INT_STS_PHY_INT_, pdata, INT_STS); - spin_lock(&pdata->phy_lock); - temp = smsc911x_phy_read(pdata, MII_INTSTS); - spin_unlock(&pdata->phy_lock); - SMSC_TRACE("PHY interrupt, sts 0x%04X", (u16)temp); - smsc911x_phy_update_linkmode(dev, 0); - serviced = IRQ_HANDLED; - } - return serviced; -} - -#ifdef CONFIG_NET_POLL_CONTROLLER -void smsc911x_poll_controller(struct net_device *dev) -{ - disable_irq(dev->irq); - smsc911x_irqhandler(0, dev); - enable_irq(dev->irq); -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - -/* Standard ioctls for mii-tool */ -static int smsc911x_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned int chg_in_duplex; - int ret; - - if (!netif_running(dev)) - return -EINVAL; - ret = generic_mii_ioctl(&pdata->mii, if_mii(ifr), cmd, &chg_in_duplex); - if ((ret == 0) && (chg_in_duplex != 0)) - smsc911x_phy_update_duplex(dev); - - return ret; -} - -static int -smsc911x_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - - cmd->maxtxpkt = 1; - cmd->maxrxpkt = 1; - return mii_ethtool_gset(&pdata->mii, cmd); -} - -static int -smsc911x_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - - return mii_ethtool_sset(&pdata->mii, cmd); -} - -static void smsc911x_ethtool_getdrvinfo(struct net_device *dev, - struct ethtool_drvinfo *info) -{ - strlcpy(info->driver, SMSC_CHIPNAME, sizeof(info->driver)); - strlcpy(info->version, SMSC_DRV_VERSION, sizeof(info->version)); - strlcpy(info->bus_info, dev_name(dev->dev.parent), - sizeof(info->bus_info)); -} - -static int smsc911x_ethtool_nwayreset(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - - return mii_nway_restart(&pdata->mii); -} - -static u32 smsc911x_ethtool_getmsglevel(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - return pdata->msg_enable; -} - -static void smsc911x_ethtool_setmsglevel(struct net_device *dev, u32 level) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - pdata->msg_enable = level; -} - -static int smsc911x_ethtool_getregslen(struct net_device *dev) -{ - return (((E2P_CMD - ID_REV) / 4 + 1) + (WUCSR - MAC_CR) + 1 + 32) * - sizeof(u32); -} - -static void -smsc911x_ethtool_getregs(struct net_device *dev, struct ethtool_regs *regs, - void *buf) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - unsigned long flags; - unsigned int i; - unsigned int j = 0; - u32 *data = buf; - - regs->version = pdata->idrev; - for (i = ID_REV; i <= E2P_CMD; i += (sizeof(u32))) - data[j++] = smsc911x_reg_read(pdata, i); - - spin_lock_irqsave(&pdata->phy_lock, flags); - for (i = MAC_CR; i <= WUCSR; i++) - data[j++] = smsc911x_mac_read(pdata, i); - for (i = 0; i <= 31; i++) - data[j++] = smsc911x_phy_read(pdata, i); - spin_unlock_irqrestore(&pdata->phy_lock, flags); -} - -static void smsc911x_eeprom_enable_access(struct smsc911x_data *pdata) -{ - unsigned int temp = smsc911x_reg_read(pdata, GPIO_CFG); - temp &= ~GPIO_CFG_EEPR_EN_; - smsc911x_reg_write(temp, pdata, GPIO_CFG); - msleep(1); -} - -static int smsc911x_eeprom_send_cmd(struct smsc911x_data *pdata, u32 op) -{ - int timeout = 100; - u32 e2cmd; - - SMSC_TRACE("op 0x%08x", op); - if (smsc911x_reg_read(pdata, E2P_CMD) & E2P_CMD_EPC_BUSY_) { - SMSC_WARNING("Busy at start"); - return -EBUSY; - } - - e2cmd = op | E2P_CMD_EPC_BUSY_; - smsc911x_reg_write(e2cmd, pdata, E2P_CMD); - - do { - msleep(1); - e2cmd = smsc911x_reg_read(pdata, E2P_CMD); - } while ((e2cmd & E2P_CMD_EPC_BUSY_) && (timeout--)); - - if (!timeout) { - SMSC_TRACE("TIMED OUT"); - return -EAGAIN; - } - - if (e2cmd & E2P_CMD_EPC_TIMEOUT_) { - SMSC_TRACE("Error occured during eeprom operation"); - return -EINVAL; - } - - return 0; -} - -static int smsc911x_eeprom_read_location(struct smsc911x_data *pdata, - u8 address, u8 *data) -{ - u32 op = E2P_CMD_EPC_CMD_READ_ | address; - int ret; - - SMSC_TRACE("address 0x%x", address); - ret = smsc911x_eeprom_send_cmd(pdata, op); - - if (!ret) - data[address] = smsc911x_reg_read(pdata, E2P_DATA); - - return ret; -} - -static int smsc911x_eeprom_write_location(struct smsc911x_data *pdata, - u8 address, u8 data) -{ - u32 op = E2P_CMD_EPC_CMD_ERASE_ | address; - int ret; - - SMSC_TRACE("address 0x%x, data 0x%x", address, data); - ret = smsc911x_eeprom_send_cmd(pdata, op); - - if (!ret) { - op = E2P_CMD_EPC_CMD_WRITE_ | address; - smsc911x_reg_write((u32)data, pdata, E2P_DATA); - ret = smsc911x_eeprom_send_cmd(pdata, op); - } - - return ret; -} - -static int smsc911x_ethtool_get_eeprom_len(struct net_device *dev) -{ - return SMSC911X_EEPROM_SIZE; -} - -static int smsc911x_ethtool_get_eeprom(struct net_device *dev, - struct ethtool_eeprom *eeprom, u8 *data) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - u8 eeprom_data[SMSC911X_EEPROM_SIZE]; - int len; - int i; - - smsc911x_eeprom_enable_access(pdata); - - len = min(eeprom->len, SMSC911X_EEPROM_SIZE); - for (i = 0; i < len; i++) { - int ret = smsc911x_eeprom_read_location(pdata, i, eeprom_data); - if (ret < 0) { - eeprom->len = 0; - return ret; - } - } - - memcpy(data, &eeprom_data[eeprom->offset], len); - eeprom->len = len; - return 0; -} - -static int smsc911x_ethtool_set_eeprom(struct net_device *dev, - struct ethtool_eeprom *eeprom, u8 *data) -{ - int ret; - struct smsc911x_data *pdata = netdev_priv(dev); - - smsc911x_eeprom_enable_access(pdata); - smsc911x_eeprom_send_cmd(pdata, E2P_CMD_EPC_CMD_EWEN_); - ret = smsc911x_eeprom_write_location(pdata, eeprom->offset, *data); - smsc911x_eeprom_send_cmd(pdata, E2P_CMD_EPC_CMD_EWDS_); - - /* Single byte write, according to man page */ - eeprom->len = 1; - - return ret; -} - -static int smsc911x_ethtool_set_wol(struct net_device *dev, - struct ethtool_wolinfo *wol) -{ - struct smsc911x_data *pdata; - - /* Check for unsupported options */ - if (wol->wolopts & (WAKE_MAGICSECURE | WAKE_UCAST | WAKE_MCAST - | WAKE_BCAST | WAKE_ARP)) - return -EINVAL; - - pdata = netdev_priv(dev); - - /* When disable the WOL options need to disable the PHY-interrupts too */ - if (!wol->wolopts) { - printk_pmdbg("[ WOL ] Disabling all sources\n"); - pdata->pmt_ctrl &= ~(PMT_CTRL_WOL_EN_ | PMT_CTRL_ED_EN_); - pdata->phy_intmsk &= ~PHY_INTMSK_ENERGYON_; - pdata->mac_wucsr = 0; - goto exit_set_wol; - } - - /* - * For the magic packet we MUST configure the MAC too, but we can't do it - * at this point, cause the controller stops working. - */ - if (wol->wolopts & WAKE_MAGIC) { - printk_pmdbg("WOL: Enabling magic frame\n"); - pdata->mac_wucsr |= WUCSR_MPEN_; - pdata->pmt_ctrl |= PMT_CTRL_WOL_EN_; - } - - /* For the PHY-wakeup we must use the energy detection */ - if (wol->wolopts & WAKE_PHY) { - printk_pmdbg("[ WOL ] Enabling PHY energy\n"); - pdata->phy_intmsk |= PHY_INTMSK_ENERGYON_; - pdata->pmt_ctrl |= PMT_CTRL_ED_EN_; - } - - exit_set_wol: - return 0; -} - -/* Function for getting the infos about the WOL */ -static void smsc911x_ethtool_get_wol(struct net_device *net_dev, - struct ethtool_wolinfo *wol) -{ - /* Only for magic and PHY power detection available up now */ - wol->supported = WAKE_MAGIC | WAKE_PHY; -} - -static struct ethtool_ops smsc911x_ethtool_ops = { - .get_settings = smsc911x_ethtool_getsettings, - .set_settings = smsc911x_ethtool_setsettings, - .get_link = ethtool_op_get_link, - .get_drvinfo = smsc911x_ethtool_getdrvinfo, - .nway_reset = smsc911x_ethtool_nwayreset, - .get_msglevel = smsc911x_ethtool_getmsglevel, - .set_msglevel = smsc911x_ethtool_setmsglevel, - .get_regs_len = smsc911x_ethtool_getregslen, - .get_regs = smsc911x_ethtool_getregs, - .get_eeprom_len = smsc911x_ethtool_get_eeprom_len, - .get_eeprom = smsc911x_ethtool_get_eeprom, - .set_eeprom = smsc911x_ethtool_set_eeprom, - .get_wol = smsc911x_ethtool_get_wol, - .set_wol = smsc911x_ethtool_set_wol, -}; - - -static int smsc911x_set_mac(struct net_device *dev, void *addr) -{ - unsigned int reg; - int retval; - unsigned long flags; - struct smsc911x_data *pdata; - unsigned int low, high; - struct sockaddr *paddr = addr; - - printk_debug("Set mac called\n"); - - pdata = netdev_priv(dev); - - spin_lock_irqsave(&pdata->phy_lock, flags); - - /* First check that the MAC is not busy */ - reg = smsc911x_reg_read(pdata, MAC_CSR_CMD); - if (unlikely(reg & MAC_CSR_CMD_CSR_BUSY_)) { - printk_err("smsc911x_mac_read failed, MAC busy at entry"); - retval = -EBUSY; - goto exit_unlock; - } - - /* Get the MAC address */ - high = 0; - memcpy(&low, &(paddr->sa_data[0]), 4); - memcpy(&high, &(paddr->sa_data[4]), 2); - printk_debug("Going to set the MAC %04X%08X\n", high, low); - - /* Now set the high address */ - smsc911x_reg_write(high, pdata, MAC_CSR_DATA); - smsc911x_reg_write(ADDRH | MAC_CSR_CMD_CSR_BUSY_, pdata, MAC_CSR_CMD); - reg = smsc911x_reg_read(pdata, BYTE_TEST); - if (!smsc911x_mac_notbusy(pdata)) { - retval = -EBUSY; - goto exit_unlock; - } - - /* First set the low address */ - smsc911x_reg_write(low, pdata, MAC_CSR_DATA); - smsc911x_reg_write(ADDRL | MAC_CSR_CMD_CSR_BUSY_, pdata, MAC_CSR_CMD); - reg = smsc911x_reg_read(pdata, BYTE_TEST); - if (!smsc911x_mac_notbusy(pdata)) { - retval = -EBUSY; - goto exit_unlock; - } - - /* And save the IP inside the driver structure */ - memcpy(dev->dev_addr, paddr->sa_data, dev->addr_len); - - printk_debug("MAC successful changed to %02X%08X\n", - smsc911x_mac_read(pdata, ADDRH), - smsc911x_mac_read(pdata, ADDRL)); - - retval = 0; - - exit_unlock: - spin_unlock_irqrestore(&pdata->phy_lock, flags); - - return retval; -} - -static const struct net_device_ops smsc911x_netdev_ops = { - .ndo_open = smsc911x_open, - .ndo_stop = smsc911x_stop, - .ndo_start_xmit = smsc911x_hard_start_xmit, - .ndo_get_stats = smsc911x_get_stats, - .ndo_set_multicast_list = smsc911x_set_multicast_list, - .ndo_do_ioctl = smsc911x_do_ioctl, - .ndo_set_mac_address = smsc911x_set_mac, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = smsc911x_poll_controller, -#endif -}; -/* Initializing private device structures */ -static int smsc911x_init(struct net_device *dev) -{ - struct smsc911x_data *pdata = netdev_priv(dev); - - SMSC_TRACE("Driver Parameters:"); - SMSC_TRACE("LAN base: 0x%08lX", (unsigned long)pdata->ioaddr); - SMSC_TRACE("IRQ: %d", dev->irq); - SMSC_TRACE("PHY will be autodetected."); - - if (pdata->ioaddr == 0) { - SMSC_WARNING("pdata->ioaddr: 0x00000000"); - return -ENODEV; - } - - /* Default generation to zero (all workarounds apply) */ - pdata->generation = 0; - - pdata->idrev = smsc911x_reg_read(pdata, ID_REV); - if (((pdata->idrev >> 16) & 0xFFFF) == (pdata->idrev & 0xFFFF)) { - SMSC_WARNING("idrev top 16 bits equal to bottom 16 bits, " - "idrev: 0x%08X", pdata->idrev); - SMSC_TRACE("This may mean the chip is set for 32 bit while " - "the bus is reading as 16 bit"); - return -ENODEV; - } - switch (pdata->idrev & 0xFFFF0000) { - case 0x01180000: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_TRACE("LAN9118 Beacon identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 0; - break; - case 1UL: - SMSC_TRACE - ("LAN9118 Concord A0 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 1; - break; - case 2UL: - SMSC_TRACE - ("LAN9118 Concord A1 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - default: - SMSC_TRACE - ("LAN9118 Concord A1 identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - } - break; - - case 0x01170000: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_TRACE("LAN9117 Beacon identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 0; - break; - case 1UL: - SMSC_TRACE - ("LAN9117 Concord A0 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 1; - break; - case 2UL: - SMSC_TRACE - ("LAN9117 Concord A1 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - default: - SMSC_TRACE - ("LAN9117 Concord A1 identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - } - break; - - case 0x01160000: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_WARNING("LAN911x not identified, idrev: 0x%08X", - pdata->idrev); - return -ENODEV; - case 1UL: - SMSC_TRACE - ("LAN9116 Concord A0 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 1; - break; - case 2UL: - SMSC_TRACE - ("LAN9116 Concord A1 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - default: - SMSC_TRACE - ("LAN9116 Concord A1 identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - } - break; - - case 0x01150000: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_WARNING("LAN911x not identified, idrev: 0x%08X", - pdata->idrev); - return -ENODEV; - case 1UL: - SMSC_TRACE - ("LAN9115 Concord A0 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 1; - break; - case 2UL: - SMSC_TRACE - ("LAN9115 Concord A1 identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - default: - SMSC_TRACE - ("LAN9115 Concord A1 identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 2; - break; - } - break; - - case 0x118A0000UL: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_TRACE - ("LAN9218 Boylston identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - default: - SMSC_TRACE - ("LAN9218 Boylston identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - } - break; - - case 0x117A0000UL: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_TRACE - ("LAN9217 Boylston identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - default: - SMSC_TRACE - ("LAN9217 Boylston identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - } - break; - - case 0x116A0000UL: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_TRACE - ("LAN9216 Boylston identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - default: - SMSC_TRACE - ("LAN9216 Boylston identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - } - break; - - case 0x115A0000UL: - switch (pdata->idrev & 0x0000FFFFUL) { - case 0UL: - SMSC_TRACE - ("LAN9215 Boylston identified, idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - default: - SMSC_TRACE - ("LAN9215 Boylston identified (NEW), idrev: 0x%08X", - pdata->idrev); - pdata->generation = 3; - break; - } - break; - - case 0x92100000UL: - case 0x92110000UL: - case 0x92200000UL: - case 0x92210000UL: - /* LAN9210/LAN9211/LAN9220/LAN9221 */ - pdata->generation = 4; - break; - - default: - SMSC_WARNING("LAN911x not identified, idrev: 0x%08X", - pdata->idrev); - return -ENODEV; - } - - if (pdata->generation == 0) - SMSC_WARNING("This driver is not intended " - "for this chip revision"); - - ether_setup(dev); - dev->flags |= IFF_MULTICAST; - netif_napi_add(dev, &pdata->napi, smsc911x_poll, 64);//SMSC_NAPI_WEIGHT - dev->netdev_ops = &smsc911x_netdev_ops; - dev->ethtool_ops = &smsc911x_ethtool_ops; - - pdata->mii.phy_id_mask = 0x1f; - pdata->mii.reg_num_mask = 0x1f; - pdata->mii.force_media = 0; - pdata->mii.full_duplex = 0; - pdata->mii.dev = dev; - pdata->mii.mdio_read = smsc911x_mdio_read; - pdata->mii.mdio_write = smsc911x_mdio_write; - - pdata->msg_enable = NETIF_MSG_LINK; - - return 0; -} - -static int smsc911x_drv_remove(struct platform_device *pdev) -{ - struct net_device *dev; - struct smsc911x_data *pdata; - struct resource *res; - - dev = platform_get_drvdata(pdev); - BUG_ON(!dev); - pdata = netdev_priv(dev); - BUG_ON(!pdata); - BUG_ON(!pdata->ioaddr); - - SMSC_TRACE("Stopping driver."); - platform_set_drvdata(pdev, NULL); - unregister_netdev(dev); - free_irq(dev->irq, dev); - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, - "smsc911x-memory"); - if (!res) - platform_get_resource(pdev, IORESOURCE_MEM, 0); - - release_mem_region(res->start, res->end - res->start); - - iounmap(pdata->ioaddr); - - free_netdev(dev); - - return 0; -} - -static int smsc911x_drv_probe(struct platform_device *pdev) -{ - struct net_device *dev; - struct smsc911x_data *pdata; - struct resource *res; - unsigned int intcfg = 0; - int res_size; - int retval; - - printk(KERN_INFO "%s: Driver version %s.\n", SMSC_CHIPNAME, - SMSC_DRV_VERSION); - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, - "smsc911x-memory"); - if (!res) - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - printk(KERN_WARNING "%s: Could not allocate resource.\n", - SMSC_CHIPNAME); - retval = -ENODEV; - goto out_0; - } - res_size = res->end - res->start; - - if (!request_mem_region(res->start, res_size, SMSC_CHIPNAME)) { - retval = -EBUSY; - goto out_0; - } - - dev = alloc_etherdev(sizeof(struct smsc911x_data)); - if (!dev) { - printk(KERN_WARNING "%s: Could not allocate device.\n", - SMSC_CHIPNAME); - retval = -ENOMEM; - goto out_release_io_1; - } - - SET_NETDEV_DEV(dev, &pdev->dev); - - pdata = netdev_priv(dev); - pdata->netdev = dev; - - dev->irq = platform_get_irq(pdev, 0); - pdata->ioaddr = ioremap_nocache(res->start, res_size); - - /* copy config parameters across if present, otherwise pdata - * defaults to zeros */ - if (pdev->dev.platform_data) { - struct smc911x_platdata *config = pdev->dev.platform_data; - pdata->irq_polarity = config->irq_polarity; - pdata->irq_flags = config->irq_flags; - pdata->irq_type = config->irq_type; - } - - if (pdata->ioaddr == NULL) { - SMSC_WARNING("Error smsc911x base address invalid"); - retval = -ENOMEM; - goto out_free_netdev_2; - } - - retval = smsc911x_init(dev); - if (retval < 0) - goto out_unmap_io_3; - - /* configure irq polarity and type before connecting isr */ - if (pdata->irq_polarity) - intcfg |= INT_CFG_IRQ_POL_; - - if (pdata->irq_type) - intcfg |= INT_CFG_IRQ_TYPE_; - - smsc911x_reg_write(intcfg, pdata, INT_CFG); - - retval = request_irq(dev->irq, smsc911x_irqhandler, - pdata->irq_flags, - SMSC_CHIPNAME, dev); - if (retval) { - SMSC_WARNING("Unable to claim requested irq: %d", dev->irq); - goto out_unmap_io_3; - } - - platform_set_drvdata(pdev, dev); - - retval = register_netdev(dev); - if (retval) { - SMSC_WARNING("Error %i registering device", retval); - goto out_unset_drvdata_4; - } else { - SMSC_TRACE("Network interface: \"%s\"", dev->name); - } - - spin_lock_init(&pdata->phy_lock); - - spin_lock_irq(&pdata->phy_lock); - - /* Check if mac address has been specified when bringing interface up */ - if (is_valid_ether_addr(dev->dev_addr)) { - smsc911x_set_mac(dev, dev->dev_addr); - SMSC_TRACE("MAC Address is specified by configuration"); - } else { - /* Try reading mac address from device. if EEPROM is present - * it will already have been set */ - u32 mac_high16 = smsc911x_mac_read(pdata, ADDRH); - u32 mac_low32 = smsc911x_mac_read(pdata, ADDRL); - dev->dev_addr[0] = (u8)(mac_low32); - dev->dev_addr[1] = (u8)(mac_low32 >> 8); - dev->dev_addr[2] = (u8)(mac_low32 >> 16); - dev->dev_addr[3] = (u8)(mac_low32 >> 24); - dev->dev_addr[4] = (u8)(mac_high16); - dev->dev_addr[5] = (u8)(mac_high16 >> 8); - - if (is_valid_ether_addr(dev->dev_addr)) { - /* eeprom values are valid so use them */ - SMSC_TRACE("Mac Address is read from LAN911x EEPROM"); - } else { - /* eeprom values are invalid, generate random MAC */ - random_ether_addr(dev->dev_addr); - smsc911x_set_mac_address(pdata, dev->dev_addr); - SMSC_TRACE("MAC Address is set to random_ether_addr"); - } - } - - spin_unlock_irq(&pdata->phy_lock); - - printk_info("%s: MAC Address: %02x:%02x:%02x:%02x:%02x:%02x\n", - dev->name, dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2], - dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]); - - /* Enable the wakeup over this device (Luis Galdos) */ - device_init_wakeup(&pdev->dev, 1); - device_set_wakeup_enable(&pdev->dev, 0); - return 0; - -out_unset_drvdata_4: - platform_set_drvdata(pdev, NULL); - free_irq(dev->irq, dev); -out_unmap_io_3: - iounmap(pdata->ioaddr); -out_free_netdev_2: - free_netdev(dev); -out_release_io_1: - release_mem_region(res->start, res->end - res->start); -out_0: - return retval; -} - -/* Enter in the suspend mode */ -#if defined(CONFIG_PM) - -/* - * For the mode D1 we MUST left the interrupts enabled - */ -static int smsc911x_drv_state_wakeup(struct smsc911x_data *pdata, int mode) -{ - int retval; - unsigned long regval; - - retval = 0; - - if (mode != 1 && mode != 2) - return -EINVAL; - - /* Clear already received WUs */ - regval = smsc911x_mac_read(pdata, WUCSR); - regval &= ~(WUCSR_MPR_ | WUCSR_WUFR_); - regval |= pdata->mac_wucsr; /* Magic packet enable 'WUCSR_MPEN_' */ - printk_pmdbg("[ SUSP ] WUCSR 0x%08lx\n", regval); - smsc911x_mac_write(pdata, WUCSR, regval); - - /* For the D2 we must enable the PHY interrupt for the energy detection */ - regval = smsc911x_reg_read(pdata, INT_EN); - regval |= (INT_EN_PME_INT_EN_ | INT_EN_PHY_INT_EN_); - printk_pmdbg("[ SUSP ] INT_EN 0x%08lx\n", regval); - smsc911x_reg_write(regval, pdata, INT_EN); - - if (mode /* @FIXME: Enabled only for D2 */) { - u16 phy_mode; - - phy_mode = smsc911x_phy_read(pdata, MII_INTMSK); - phy_mode |= PHY_INTMSK_ENERGYON_; - smsc911x_phy_write(pdata, MII_INTMSK, phy_mode); - } - - /* Clear the PM mode and clear the current wakeup status */ - regval = smsc911x_reg_read(pdata, PMT_CTRL); - regval &= ~PMT_CTRL_PM_MODE_; - regval |= PMT_CTRL_WUPS_; - printk_pmdbg("[ SUSP ] PMT_CTRL 0x%08lx\n", regval); - smsc911x_reg_write(regval, pdata, PMT_CTRL); - - /* Enable the PME at prior and the wake on LAN */ - regval = smsc911x_reg_read(pdata, PMT_CTRL); - regval |= pdata->pmt_ctrl; /* Enable the ENERGY detect or WOL interrupt */ - regval |= PMT_CTRL_PME_EN_; - - if (mode == 1) - regval |= PMT_CTRL_PM_MODE_D1_; - else - regval |= PMT_CTRL_PM_MODE_D2_; - - printk_pmdbg("[ SUSP ] PMT_CTRL 0x%08lx\n", regval); - smsc911x_reg_write(regval, pdata, PMT_CTRL); - - return retval; -} - -/* For the state D2 we must disable the host-interrupts */ -static int smsc911x_drv_state_d2(struct smsc911x_data *pdata) -{ - unsigned long regval; - - /* Disable the interrupts of the controller */ - regval = smsc911x_reg_read(pdata, INT_CFG); - regval &= ~INT_CFG_IRQ_EN_; - smsc911x_reg_write(regval, pdata, INT_CFG); - - /* Set the phy to the power down mode */ - regval = smsc911x_phy_read(pdata, MII_BMCR); - regval |= BMCR_PDOWN; - smsc911x_phy_write(pdata, MII_BMCR, regval); - - /* - * Enter into the power mode D2 (the controller doesn't - * support the mode D3) - */ - regval = smsc911x_reg_read(pdata, PMT_CTRL); - regval &= ~PMT_CTRL_PM_MODE_; - regval |= PMT_CTRL_PM_MODE_D2_; - smsc911x_reg_write(regval, pdata, PMT_CTRL); - - return 0; -} - -static int smsc911x_drv_suspend(struct platform_device *pdev, pm_message_t state) -{ - struct net_device *ndev; - struct smsc911x_data *pdata; - int retval; - - ndev = platform_get_drvdata(pdev); - pdata = netdev_priv(ndev); - - if (!ndev) - return -ENODEV; - - /* @FIXME: Implement the other supported power modes of the smsc911x */ - if (state.event != PM_EVENT_SUSPEND) - return -ENOTSUPP; - - if (netif_running(ndev)) { - - /* The below code is coming from the WinCE guys */ - netif_device_detach(ndev); - - /* - * If configured as wakeup-source enter the mode D1 for packet - * detection using the standard IRQ-line - */ - if (device_may_wakeup(&pdev->dev)) { - - /* - * Sanity check for verifying that a wakeup-source was - * configured from the user space. If the energy-detect - * wakeup was enabled, then use the D2 for entering into the - * power mode - */ - if (!(pdata->pmt_ctrl & (PMT_CTRL_WOL_EN_ | PMT_CTRL_ED_EN_))) { - printk_err("[ SUSP ] No WOL source defined.\n"); - retval = -EINVAL; - goto err_attach; - } - - /* - * By the WOL (magic packet, etc.) we can ONLY use the D1, but - * for the energy detect over the PHY we can change into D2 - */ - if (pdata->pmt_ctrl & PMT_CTRL_WOL_EN_) { - printk_pmdbg("[ SUSP ] Preparing D1 with wakeup\n"); - smsc911x_drv_state_wakeup(pdata, 1); - } else { - /* @TEST: Use first only D1 for the wakups */ - printk_pmdbg("[ SUSP ] Preparing D2 with wakeup\n"); - smsc911x_drv_state_wakeup(pdata, 2); - } - - enable_irq_wake(ndev->irq); - - } else { - /* - * Enter into the power mode D2 (the controller doesn't - * support the mode D3) - */ - smsc911x_drv_state_d2(pdata); - } - } - - return 0; - -err_attach: - netif_device_attach(ndev); - return retval; -} - -static int smsc911x_drv_resume(struct platform_device *pdev) -{ - int retval; - struct net_device *ndev; - unsigned long pmt_ctrl; - - pmt_ctrl = 0; - ndev = platform_get_drvdata(pdev); - retval = 0; - if (ndev) { - struct smsc911x_data *pdata = netdev_priv(ndev); - - if (netif_running(ndev)) { - unsigned long timeout; - unsigned long regval, pmt_ctrl; - - /* Assert the byte test register for waking up */ - smsc911x_reg_write(0x0, pdata, BYTE_TEST); - - timeout = 100000; - do { - timeout--; - regval = smsc911x_reg_read(pdata, PMT_CTRL); - udelay(1); - } while (timeout && !(regval & PMT_CTRL_READY_)); - - if (!timeout) { - printk_err("Wakeup timeout by the controller\n"); - retval = -EBUSY; - goto exit_resume; - } - - /* - * Check if we received a PM interrupt - * Please take note that we are supporting ONLY the Wake On LAN - * interrupts, and not the energy-on - * (Luis Galdos) - */ - pmt_ctrl = smsc911x_reg_read(pdata, PMT_CTRL); - regval = smsc911x_reg_read(pdata, INT_STS); - printk_pmdbg("[ WAKE ] PMT_CTRL 0x%08lx\n", pmt_ctrl); - printk_pmdbg("[ WAKE ] INT_STS 0x%08lx\n", regval); - if (regval & (INT_STS_PME_INT_ | INT_STS_PHY_INT_)) { - - /* Disable the power management interrupts */ - regval = smsc911x_reg_read(pdata, PMT_CTRL); - pmt_ctrl = regval & (PMT_CTRL_WOL_EN_ | PMT_CTRL_ED_EN_); - regval &= ~(PMT_CTRL_WOL_EN_ | PMT_CTRL_PME_EN_ | - PMT_CTRL_ED_EN_); - smsc911x_reg_write(regval, pdata, PMT_CTRL); - - /* Disable the PM interrupts */ - regval = smsc911x_reg_read(pdata, INT_EN); - regval &= ~(INT_EN_PME_INT_EN_ | INT_EN_PHY_INT_EN_); - smsc911x_reg_write(regval, pdata, INT_EN); - - /* Disable the wakeup-events on the MAC */ - regval = smsc911x_mac_read(pdata, WUCSR); - regval &= ~(WUCSR_MPEN_); - smsc911x_mac_write(pdata, WUCSR, regval); - } - - /* @XXX: Clear only the interrupts that were generated */ - regval = (INT_STS_PME_INT_ | INT_STS_PHY_INT_); - smsc911x_reg_write(regval, pdata, INT_STS); - - /* Set the controller into the state D0 */ - regval = smsc911x_reg_read(pdata, PMT_CTRL); - regval &= ~PMT_CTRL_PM_MODE_; - regval |= PMT_CTRL_PM_MODE_D0_; - smsc911x_reg_write(regval, pdata, PMT_CTRL); - - /* Paranoic sanity checks */ - regval = smsc911x_reg_read(pdata, PMT_CTRL); - if (regval & PMT_CTRL_PM_MODE_) - printk_err("PM mode isn't disabled (0x%04lx)\n", regval); - - if (!(regval & PMT_CTRL_READY_)) { - retval = -EBUSY; - printk_err("Device is still NOT ready.\n"); - goto exit_resume; - } - - regval = smsc911x_phy_read(pdata, MII_BMCR); - regval &= ~BMCR_PDOWN; - smsc911x_phy_write(pdata, MII_BMCR, regval); - - /* Reenable the interrupts now */ - regval = smsc911x_reg_read(pdata, INT_CFG); - regval |= INT_CFG_IRQ_EN_; - smsc911x_reg_write(regval, pdata, INT_CFG); - - /* Reset the wakeup control and status register */ - smsc911x_mac_write(pdata, WUCSR, 0x00); - - netif_device_attach(ndev); - } - } - -exit_resume: - return retval; -} -#else -#define smsc911x_drv_suspend NULL -#define smsc911x_drv_resume NULL -#endif /* defined(CONFIG_PM) */ - -static struct platform_driver smsc911x_driver = { - .probe = smsc911x_drv_probe, - .remove = smsc911x_drv_remove, - .suspend = smsc911x_drv_suspend, - .resume = smsc911x_drv_resume, - .driver = { - .name = SMSC_CHIPNAME, - }, -}; - -/* Entry point for loading the module */ -static int __init smsc911x_init_module(void) -{ - printk(KERN_INFO "SMSC 911X: Starting the platform driver.\n"); - return platform_driver_register(&smsc911x_driver); -} - -/* entry point for unloading the module */ -static void __exit smsc911x_cleanup_module(void) -{ - platform_driver_unregister(&smsc911x_driver); -} - -module_init(smsc911x_init_module); -module_exit(smsc911x_cleanup_module); diff --git a/drivers/net/smsc9118/smsc911x.h b/drivers/net/smsc9118/smsc911x.h deleted file mode 100644 index 75bb3252b866..000000000000 --- a/drivers/net/smsc9118/smsc911x.h +++ /dev/null @@ -1,392 +0,0 @@ -/*************************************************************************** - * - * Copyright (C) 2004-2007 SMSC - * Copyright (C) 2005 ARM - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - ***************************************************************************/ -#ifndef __SMSC911X_H__ -#define __SMSC911X_H__ - -#if defined(CONFIG_MACH_CC9M2443JS) || defined(CONFIG_MACH_CCW9M2443JS) || \ - defined(CONFIG_MACH_CCWMX51JS) || defined(CONFIG_MACH_CCMX51JS) -# define SMSC_CAN_USE_32BIT 0 -#else -# define SMSC_CAN_USE_32BIT 1 -#endif - -#define TX_FIFO_LOW_THRESHOLD (u32)1600 -#define SMSC911X_EEPROM_SIZE (u32)7 -#define USE_DEBUG 0 -//#define USE_DEBUG 2 - -/* implements a PHY loopback test at initialisation time, to ensure a packet - * can be succesfully looped back */ -#define USE_PHY_WORK_AROUND - -/* 10/100 LED link-state inversion when media is disconnected */ -/* #define USE_LED1_WORK_AROUND */ - -/* platform_device configuration data, should be assigned to - * the platform_device's dev.platform_data */ -struct smsc911x_platform_config { - unsigned int irq_polarity; - unsigned int irq_type; -}; - -#if USE_DEBUG >= 1 -#define SMSC_WARNING(fmt, args...) \ - printk(KERN_EMERG "SMSC_WARNING: %s: " fmt "\n", \ - __FUNCTION__ , ## args) -#else -#define SMSC_WARNING(msg, args...) -#endif /* USE_DEBUG >= 1 */ - -#if USE_DEBUG >= 2 -#define SMSC_TRACE(fmt,args...) \ - printk(KERN_EMERG "SMSC_TRACE: %s: " fmt "\n", \ - __FUNCTION__ , ## args) -#else -#define SMSC_TRACE(msg, args...) -#endif /* USE_DEBUG >= 2 */ - -/* SMSC911x registers and bitfields */ -#define RX_DATA_FIFO 0x00 - -#define TX_DATA_FIFO 0x20 -#define TX_CMD_A_ON_COMP_ 0x80000000 -#define TX_CMD_A_BUF_END_ALGN_ 0x03000000 -#define TX_CMD_A_4_BYTE_ALGN_ 0x00000000 -#define TX_CMD_A_16_BYTE_ALGN_ 0x01000000 -#define TX_CMD_A_32_BYTE_ALGN_ 0x02000000 -#define TX_CMD_A_DATA_OFFSET_ 0x001F0000 -#define TX_CMD_A_FIRST_SEG_ 0x00002000 -#define TX_CMD_A_LAST_SEG_ 0x00001000 -#define TX_CMD_A_BUF_SIZE_ 0x000007FF -#define TX_CMD_B_PKT_TAG_ 0xFFFF0000 -#define TX_CMD_B_ADD_CRC_DISABLE_ 0x00002000 -#define TX_CMD_B_DISABLE_PADDING_ 0x00001000 -#define TX_CMD_B_PKT_BYTE_LENGTH_ 0x000007FF - -#define RX_STATUS_FIFO 0x40 -#define RX_STS_ES_ 0x00008000 -#define RX_STS_MCAST_ 0x00000400 - -#define RX_STATUS_FIFO_PEEK 0x44 - -#define TX_STATUS_FIFO 0x48 -#define TX_STS_ES_ 0x00008000 - -#define TX_STATUS_FIFO_PEEK 0x4C - -#define ID_REV 0x50 -#define ID_REV_CHIP_ID_ 0xFFFF0000 -#define ID_REV_REV_ID_ 0x0000FFFF - -#define INT_CFG 0x54 -#define INT_CFG_INT_DEAS_ 0xFF000000 -#define INT_CFG_INT_DEAS_CLR_ 0x00004000 -#define INT_CFG_INT_DEAS_STS_ 0x00002000 -#define INT_CFG_IRQ_INT_ 0x00001000 -#define INT_CFG_IRQ_EN_ 0x00000100 -#define INT_CFG_IRQ_POL_ 0x00000010 -#define INT_CFG_IRQ_TYPE_ 0x00000001 - -#define INT_STS 0x58 -#define INT_STS_SW_INT_ 0x80000000 -#define INT_STS_TXSTOP_INT_ 0x02000000 -#define INT_STS_RXSTOP_INT_ 0x01000000 -#define INT_STS_RXDFH_INT_ 0x00800000 -#define INT_STS_RXDF_INT_ 0x00400000 -#define INT_STS_TX_IOC_ 0x00200000 -#define INT_STS_RXD_INT_ 0x00100000 -#define INT_STS_GPT_INT_ 0x00080000 -#define INT_STS_PHY_INT_ 0x00040000 -#define INT_STS_PME_INT_ 0x00020000 -#define INT_STS_TXSO_ 0x00010000 -#define INT_STS_RWT_ 0x00008000 -#define INT_STS_RXE_ 0x00004000 -#define INT_STS_TXE_ 0x00002000 -#define INT_STS_TDFU_ 0x00000800 -#define INT_STS_TDFO_ 0x00000400 -#define INT_STS_TDFA_ 0x00000200 -#define INT_STS_TSFF_ 0x00000100 -#define INT_STS_TSFL_ 0x00000080 -#define INT_STS_RXDF_ 0x00000040 -#define INT_STS_RDFL_ 0x00000020 -#define INT_STS_RSFF_ 0x00000010 -#define INT_STS_RSFL_ 0x00000008 -#define INT_STS_GPIO2_INT_ 0x00000004 -#define INT_STS_GPIO1_INT_ 0x00000002 -#define INT_STS_GPIO0_INT_ 0x00000001 - -#define INT_EN 0x5C -#define INT_EN_SW_INT_EN_ 0x80000000 -#define INT_EN_TXSTOP_INT_EN_ 0x02000000 -#define INT_EN_RXSTOP_INT_EN_ 0x01000000 -#define INT_EN_RXDFH_INT_EN_ 0x00800000 -#define INT_EN_TIOC_INT_EN_ 0x00200000 -#define INT_EN_RXD_INT_EN_ 0x00100000 -#define INT_EN_GPT_INT_EN_ 0x00080000 -#define INT_EN_PHY_INT_EN_ 0x00040000 -#define INT_EN_PME_INT_EN_ 0x00020000 -#define INT_EN_TXSO_EN_ 0x00010000 -#define INT_EN_RWT_EN_ 0x00008000 -#define INT_EN_RXE_EN_ 0x00004000 -#define INT_EN_TXE_EN_ 0x00002000 -#define INT_EN_TDFU_EN_ 0x00000800 -#define INT_EN_TDFO_EN_ 0x00000400 -#define INT_EN_TDFA_EN_ 0x00000200 -#define INT_EN_TSFF_EN_ 0x00000100 -#define INT_EN_TSFL_EN_ 0x00000080 -#define INT_EN_RXDF_EN_ 0x00000040 -#define INT_EN_RDFL_EN_ 0x00000020 -#define INT_EN_RSFF_EN_ 0x00000010 -#define INT_EN_RSFL_EN_ 0x00000008 -#define INT_EN_GPIO2_INT_ 0x00000004 -#define INT_EN_GPIO1_INT_ 0x00000002 -#define INT_EN_GPIO0_INT_ 0x00000001 - -#define BYTE_TEST 0x64 - -#define FIFO_INT 0x68 -#define FIFO_INT_TX_AVAIL_LEVEL_ 0xFF000000 -#define FIFO_INT_TX_STS_LEVEL_ 0x00FF0000 -#define FIFO_INT_RX_AVAIL_LEVEL_ 0x0000FF00 -#define FIFO_INT_RX_STS_LEVEL_ 0x000000FF - -#define RX_CFG 0x6C -#define RX_CFG_RX_END_ALGN_ 0xC0000000 -#define RX_CFG_RX_END_ALGN4_ 0x00000000 -#define RX_CFG_RX_END_ALGN16_ 0x40000000 -#define RX_CFG_RX_END_ALGN32_ 0x80000000 -#define RX_CFG_RX_DMA_CNT_ 0x0FFF0000 -#define RX_CFG_RX_DUMP_ 0x00008000 -#define RX_CFG_RXDOFF_ 0x00001F00 - -#define TX_CFG 0x70 -#define TX_CFG_TXS_DUMP_ 0x00008000 -#define TX_CFG_TXD_DUMP_ 0x00004000 -#define TX_CFG_TXSAO_ 0x00000004 -#define TX_CFG_TX_ON_ 0x00000002 -#define TX_CFG_STOP_TX_ 0x00000001 - -#define HW_CFG 0x74 -#define HW_CFG_TTM_ 0x00200000 -#define HW_CFG_SF_ 0x00100000 -#define HW_CFG_TX_FIF_SZ_ 0x000F0000 -#define HW_CFG_TR_ 0x00003000 -#define HW_CFG_SRST_ 0x00000001 - -/* only available on 115/117 */ -#define HW_CFG_PHY_CLK_SEL_ 0x00000060 -#define HW_CFG_PHY_CLK_SEL_INT_PHY_ 0x00000000 -#define HW_CFG_PHY_CLK_SEL_EXT_PHY_ 0x00000020 -#define HW_CFG_PHY_CLK_SEL_CLK_DIS_ 0x00000040 -#define HW_CFG_SMI_SEL_ 0x00000010 -#define HW_CFG_EXT_PHY_DET_ 0x00000008 -#define HW_CFG_EXT_PHY_EN_ 0x00000004 -#define HW_CFG_SRST_TO_ 0x00000002 - -/* only available on 116/118 */ -#define HW_CFG_32_16_BIT_MODE_ 0x00000004 - -#define RX_DP_CTRL 0x78 -#define RX_DP_CTRL_RX_FFWD_ 0x80000000 - -#define RX_FIFO_INF 0x7C -#define RX_FIFO_INF_RXSUSED_ 0x00FF0000 -#define RX_FIFO_INF_RXDUSED_ 0x0000FFFF - -#define TX_FIFO_INF 0x80 -#define TX_FIFO_INF_TSUSED_ 0x00FF0000 -#define TX_FIFO_INF_TDFREE_ 0x0000FFFF - -#define PMT_CTRL 0x84 -#define PMT_CTRL_PM_MODE_ 0x00003000 -#define PMT_CTRL_PM_MODE_D0_ 0x00000000 -#define PMT_CTRL_PM_MODE_D1_ 0x00001000 -#define PMT_CTRL_PM_MODE_D2_ 0x00002000 -#define PMT_CTRL_PM_MODE_D3_ 0x00003000 -#define PMT_CTRL_PHY_RST_ 0x00000400 -#define PMT_CTRL_WOL_EN_ 0x00000200 -#define PMT_CTRL_ED_EN_ 0x00000100 -#define PMT_CTRL_PME_TYPE_ 0x00000040 -#define PMT_CTRL_WUPS_ 0x00000030 -#define PMT_CTRL_WUPS_NOWAKE_ 0x00000000 -#define PMT_CTRL_WUPS_ED_ 0x00000010 -#define PMT_CTRL_WUPS_WOL_ 0x00000020 -#define PMT_CTRL_WUPS_MULTI_ 0x00000030 -#define PMT_CTRL_PME_IND_ 0x00000008 -#define PMT_CTRL_PME_POL_ 0x00000004 -#define PMT_CTRL_PME_EN_ 0x00000002 -#define PMT_CTRL_READY_ 0x00000001 - -#define GPIO_CFG 0x88 -#define GPIO_CFG_LED3_EN_ 0x40000000 -#define GPIO_CFG_LED2_EN_ 0x20000000 -#define GPIO_CFG_LED1_EN_ 0x10000000 -#define GPIO_CFG_GPIO2_INT_POL_ 0x04000000 -#define GPIO_CFG_GPIO1_INT_POL_ 0x02000000 -#define GPIO_CFG_GPIO0_INT_POL_ 0x01000000 -#define GPIO_CFG_EEPR_EN_ 0x00700000 -#define GPIO_CFG_GPIOBUF2_ 0x00040000 -#define GPIO_CFG_GPIOBUF1_ 0x00020000 -#define GPIO_CFG_GPIOBUF0_ 0x00010000 -#define GPIO_CFG_GPIODIR2_ 0x00000400 -#define GPIO_CFG_GPIODIR1_ 0x00000200 -#define GPIO_CFG_GPIODIR0_ 0x00000100 -#define GPIO_CFG_GPIOD4_ 0x00000020 -#define GPIO_CFG_GPIOD3_ 0x00000010 -#define GPIO_CFG_GPIOD2_ 0x00000004 -#define GPIO_CFG_GPIOD1_ 0x00000002 -#define GPIO_CFG_GPIOD0_ 0x00000001 - -#define GPT_CFG 0x8C -#define GPT_CFG_TIMER_EN_ 0x20000000 -#define GPT_CFG_GPT_LOAD_ 0x0000FFFF - -#define GPT_CNT 0x90 -#define GPT_CNT_GPT_CNT_ 0x0000FFFF - -#define ENDIAN 0x98 - -#define FREE_RUN 0x9C - -#define RX_DROP 0xA0 - -#define MAC_CSR_CMD 0xA4 -#define MAC_CSR_CMD_CSR_BUSY_ 0x80000000 -#define MAC_CSR_CMD_R_NOT_W_ 0x40000000 -#define MAC_CSR_CMD_CSR_ADDR_ 0x000000FF - -#define MAC_CSR_DATA 0xA8 - -#define AFC_CFG 0xAC -#define AFC_CFG_AFC_HI_ 0x00FF0000 -#define AFC_CFG_AFC_LO_ 0x0000FF00 -#define AFC_CFG_BACK_DUR_ 0x000000F0 -#define AFC_CFG_FCMULT_ 0x00000008 -#define AFC_CFG_FCBRD_ 0x00000004 -#define AFC_CFG_FCADD_ 0x00000002 -#define AFC_CFG_FCANY_ 0x00000001 - -#define E2P_CMD 0xB0 -#define E2P_CMD_EPC_BUSY_ 0x80000000 -#define E2P_CMD_EPC_CMD_ 0x70000000 -#define E2P_CMD_EPC_CMD_READ_ 0x00000000 -#define E2P_CMD_EPC_CMD_EWDS_ 0x10000000 -#define E2P_CMD_EPC_CMD_EWEN_ 0x20000000 -#define E2P_CMD_EPC_CMD_WRITE_ 0x30000000 -#define E2P_CMD_EPC_CMD_WRAL_ 0x40000000 -#define E2P_CMD_EPC_CMD_ERASE_ 0x50000000 -#define E2P_CMD_EPC_CMD_ERAL_ 0x60000000 -#define E2P_CMD_EPC_CMD_RELOAD_ 0x70000000 -#define E2P_CMD_EPC_TIMEOUT_ 0x00000200 -#define E2P_CMD_MAC_ADDR_LOADED_ 0x00000100 -#define E2P_CMD_EPC_ADDR_ 0x000000FF - -#define E2P_DATA 0xB4 -#define E2P_DATA_EEPROM_DATA_ 0x000000FF -#define LAN_REGISTER_EXTENT 0x00000100 - -/* - * MAC Control and Status Register (Indirect Address) - * Offset (through the MAC_CSR CMD and DATA port) - */ -#define MAC_CR 0x01 -#define MAC_CR_RXALL_ 0x80000000 -#define MAC_CR_HBDIS_ 0x10000000 -#define MAC_CR_RCVOWN_ 0x00800000 -#define MAC_CR_LOOPBK_ 0x00200000 -#define MAC_CR_FDPX_ 0x00100000 -#define MAC_CR_MCPAS_ 0x00080000 -#define MAC_CR_PRMS_ 0x00040000 -#define MAC_CR_INVFILT_ 0x00020000 -#define MAC_CR_PASSBAD_ 0x00010000 -#define MAC_CR_HFILT_ 0x00008000 -#define MAC_CR_HPFILT_ 0x00002000 -#define MAC_CR_LCOLL_ 0x00001000 -#define MAC_CR_BCAST_ 0x00000800 -#define MAC_CR_DISRTY_ 0x00000400 -#define MAC_CR_PADSTR_ 0x00000100 -#define MAC_CR_BOLMT_MASK_ 0x000000C0 -#define MAC_CR_DFCHK_ 0x00000020 -#define MAC_CR_TXEN_ 0x00000008 -#define MAC_CR_RXEN_ 0x00000004 - -#define ADDRH 0x02 - -#define ADDRL 0x03 - -#define HASHH 0x04 - -#define HASHL 0x05 - -#define MII_ACC 0x06 -#define MII_ACC_PHY_ADDR_ 0x0000F800 -#define MII_ACC_MIIRINDA_ 0x000007C0 -#define MII_ACC_MII_WRITE_ 0x00000002 -#define MII_ACC_MII_BUSY_ 0x00000001 - -#define MII_DATA 0x07 - -#define FLOW 0x08 -#define FLOW_FCPT_ 0xFFFF0000 -#define FLOW_FCPASS_ 0x00000004 -#define FLOW_FCEN_ 0x00000002 -#define FLOW_FCBSY_ 0x00000001 - -#define VLAN1 0x09 - -#define VLAN2 0x0A - -#define WUFF 0x0B - -#define WUCSR 0x0C -#define WUCSR_GUE_ 0x00000200 -#define WUCSR_WUFR_ 0x00000040 -#define WUCSR_MPR_ 0x00000020 -#define WUCSR_WAKE_EN_ 0x00000004 -#define WUCSR_MPEN_ 0x00000002 - -/* - * Phy definitions (vendor-specific) - */ -#define LAN9118_PHY_ID 0x00C0001C - -#define MII_INTSTS 0x1D - -#define MII_INTMSK 0x1E -#define PHY_INTMSK_AN_RCV_ (1 << 1) -#define PHY_INTMSK_PDFAULT_ (1 << 2) -#define PHY_INTMSK_AN_ACK_ (1 << 3) -#define PHY_INTMSK_LNKDOWN_ (1 << 4) -#define PHY_INTMSK_RFAULT_ (1 << 5) -#define PHY_INTMSK_AN_COMP_ (1 << 6) -#define PHY_INTMSK_ENERGYON_ (1 << 7) -#define PHY_INTMSK_DEFAULT_ (PHY_INTMSK_ENERGYON_ | \ - PHY_INTMSK_AN_COMP_ | \ - PHY_INTMSK_RFAULT_ | \ - PHY_INTMSK_LNKDOWN_) - -#define ADVERTISE_PAUSE_ALL (ADVERTISE_PAUSE_CAP | \ - ADVERTISE_PAUSE_ASYM) - -#define LPA_PAUSE_ALL (LPA_PAUSE_CAP | \ - LPA_PAUSE_ASYM) - -#endif /* __SMSC911X_H__ */ |