diff options
Diffstat (limited to 'drivers/net')
42 files changed, 2143 insertions, 230 deletions
diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig index 05b751719bd5..2c5227c02fa0 100644 --- a/drivers/net/can/Kconfig +++ b/drivers/net/can/Kconfig @@ -63,6 +63,16 @@ config CAN_BFIN To compile this driver as a module, choose M here: the module will be called bfin_can. +config CAN_JANZ_ICAN3 + tristate "Janz VMOD-ICAN3 Intelligent CAN controller" + depends on CAN_DEV && MFD_JANZ_CMODIO + ---help--- + Driver for Janz VMOD-ICAN3 Intelligent CAN controller module, which + connects to a MODULbus carrier board. + + This driver can also be built as a module. If so, the module will be + called janz-ican3.ko. + source "drivers/net/can/mscan/Kconfig" source "drivers/net/can/sja1000/Kconfig" diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile index 7a702f28d01c..9047cd066fea 100644 --- a/drivers/net/can/Makefile +++ b/drivers/net/can/Makefile @@ -15,5 +15,6 @@ obj-$(CONFIG_CAN_AT91) += at91_can.o obj-$(CONFIG_CAN_TI_HECC) += ti_hecc.o obj-$(CONFIG_CAN_MCP251X) += mcp251x.o obj-$(CONFIG_CAN_BFIN) += bfin_can.o +obj-$(CONFIG_CAN_JANZ_ICAN3) += janz-ican3.o ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c new file mode 100644 index 000000000000..6e533dcc36c0 --- /dev/null +++ b/drivers/net/can/janz-ican3.c @@ -0,0 +1,1830 @@ +/* + * Janz MODULbus VMOD-ICAN3 CAN Interface Driver + * + * Copyright (c) 2010 Ira W. Snyder <iws@ovro.caltech.edu> + * + * 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. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include <linux/platform_device.h> + +#include <linux/netdevice.h> +#include <linux/can.h> +#include <linux/can/dev.h> +#include <linux/can/error.h> + +#include <linux/mfd/janz.h> + +/* the DPM has 64k of memory, organized into 256x 256 byte pages */ +#define DPM_NUM_PAGES 256 +#define DPM_PAGE_SIZE 256 +#define DPM_PAGE_ADDR(p) ((p) * DPM_PAGE_SIZE) + +/* JANZ ICAN3 "old-style" host interface queue page numbers */ +#define QUEUE_OLD_CONTROL 0 +#define QUEUE_OLD_RB0 1 +#define QUEUE_OLD_RB1 2 +#define QUEUE_OLD_WB0 3 +#define QUEUE_OLD_WB1 4 + +/* Janz ICAN3 "old-style" host interface control registers */ +#define MSYNC_PEER 0x00 /* ICAN only */ +#define MSYNC_LOCL 0x01 /* host only */ +#define TARGET_RUNNING 0x02 + +#define MSYNC_RB0 0x01 +#define MSYNC_RB1 0x02 +#define MSYNC_RBLW 0x04 +#define MSYNC_RB_MASK (MSYNC_RB0 | MSYNC_RB1) + +#define MSYNC_WB0 0x10 +#define MSYNC_WB1 0x20 +#define MSYNC_WBLW 0x40 +#define MSYNC_WB_MASK (MSYNC_WB0 | MSYNC_WB1) + +/* Janz ICAN3 "new-style" host interface queue page numbers */ +#define QUEUE_TOHOST 5 +#define QUEUE_FROMHOST_MID 6 +#define QUEUE_FROMHOST_HIGH 7 +#define QUEUE_FROMHOST_LOW 8 + +/* The first free page in the DPM is #9 */ +#define DPM_FREE_START 9 + +/* Janz ICAN3 "new-style" and "fast" host interface descriptor flags */ +#define DESC_VALID 0x80 +#define DESC_WRAP 0x40 +#define DESC_INTERRUPT 0x20 +#define DESC_IVALID 0x10 +#define DESC_LEN(len) (len) + +/* Janz ICAN3 Firmware Messages */ +#define MSG_CONNECTI 0x02 +#define MSG_DISCONNECT 0x03 +#define MSG_IDVERS 0x04 +#define MSG_MSGLOST 0x05 +#define MSG_NEWHOSTIF 0x08 +#define MSG_INQUIRY 0x0a +#define MSG_SETAFILMASK 0x10 +#define MSG_INITFDPMQUEUE 0x11 +#define MSG_HWCONF 0x12 +#define MSG_FMSGLOST 0x15 +#define MSG_CEVTIND 0x37 +#define MSG_CBTRREQ 0x41 +#define MSG_COFFREQ 0x42 +#define MSG_CONREQ 0x43 +#define MSG_CCONFREQ 0x47 + +/* + * Janz ICAN3 CAN Inquiry Message Types + * + * NOTE: there appears to be a firmware bug here. You must send + * NOTE: INQUIRY_STATUS and expect to receive an INQUIRY_EXTENDED + * NOTE: response. The controller never responds to a message with + * NOTE: the INQUIRY_EXTENDED subspec :( + */ +#define INQUIRY_STATUS 0x00 +#define INQUIRY_TERMINATION 0x01 +#define INQUIRY_EXTENDED 0x04 + +/* Janz ICAN3 CAN Set Acceptance Filter Mask Message Types */ +#define SETAFILMASK_REJECT 0x00 +#define SETAFILMASK_FASTIF 0x02 + +/* Janz ICAN3 CAN Hardware Configuration Message Types */ +#define HWCONF_TERMINATE_ON 0x01 +#define HWCONF_TERMINATE_OFF 0x00 + +/* Janz ICAN3 CAN Event Indication Message Types */ +#define CEVTIND_EI 0x01 +#define CEVTIND_DOI 0x02 +#define CEVTIND_LOST 0x04 +#define CEVTIND_FULL 0x08 +#define CEVTIND_BEI 0x10 + +#define CEVTIND_CHIP_SJA1000 0x02 + +#define ICAN3_BUSERR_QUOTA_MAX 255 + +/* Janz ICAN3 CAN Frame Conversion */ +#define ICAN3_ECHO 0x10 +#define ICAN3_EFF_RTR 0x40 +#define ICAN3_SFF_RTR 0x10 +#define ICAN3_EFF 0x80 + +#define ICAN3_CAN_TYPE_MASK 0x0f +#define ICAN3_CAN_TYPE_SFF 0x00 +#define ICAN3_CAN_TYPE_EFF 0x01 + +#define ICAN3_CAN_DLC_MASK 0x0f + +/* + * SJA1000 Status and Error Register Definitions + * + * Copied from drivers/net/can/sja1000/sja1000.h + */ + +/* status register content */ +#define SR_BS 0x80 +#define SR_ES 0x40 +#define SR_TS 0x20 +#define SR_RS 0x10 +#define SR_TCS 0x08 +#define SR_TBS 0x04 +#define SR_DOS 0x02 +#define SR_RBS 0x01 + +#define SR_CRIT (SR_BS|SR_ES) + +/* ECC register */ +#define ECC_SEG 0x1F +#define ECC_DIR 0x20 +#define ECC_ERR 6 +#define ECC_BIT 0x00 +#define ECC_FORM 0x40 +#define ECC_STUFF 0x80 +#define ECC_MASK 0xc0 + +/* Number of buffers for use in the "new-style" host interface */ +#define ICAN3_NEW_BUFFERS 16 + +/* Number of buffers for use in the "fast" host interface */ +#define ICAN3_TX_BUFFERS 512 +#define ICAN3_RX_BUFFERS 1024 + +/* SJA1000 Clock Input */ +#define ICAN3_CAN_CLOCK 8000000 + +/* Driver Name */ +#define DRV_NAME "janz-ican3" + +/* DPM Control Registers -- starts at offset 0x100 in the MODULbus registers */ +struct ican3_dpm_control { + /* window address register */ + u8 window_address; + u8 unused1; + + /* + * Read access: clear interrupt from microcontroller + * Write access: send interrupt to microcontroller + */ + u8 interrupt; + u8 unused2; + + /* write-only: reset all hardware on the module */ + u8 hwreset; + u8 unused3; + + /* write-only: generate an interrupt to the TPU */ + u8 tpuinterrupt; +}; + +struct ican3_dev { + + /* must be the first member */ + struct can_priv can; + + /* CAN network device */ + struct net_device *ndev; + struct napi_struct napi; + + /* Device for printing */ + struct device *dev; + + /* module number */ + unsigned int num; + + /* base address of registers and IRQ */ + struct janz_cmodio_onboard_regs __iomem *ctrl; + struct ican3_dpm_control __iomem *dpmctrl; + void __iomem *dpm; + int irq; + + /* CAN bus termination status */ + struct completion termination_comp; + bool termination_enabled; + + /* CAN bus error status registers */ + struct completion buserror_comp; + struct can_berr_counter bec; + + /* old and new style host interface */ + unsigned int iftype; + + /* + * Any function which changes the current DPM page must hold this + * lock while it is performing data accesses. This ensures that the + * function will not be preempted and end up reading data from a + * different DPM page than it expects. + */ + spinlock_t lock; + + /* new host interface */ + unsigned int rx_int; + unsigned int rx_num; + unsigned int tx_num; + + /* fast host interface */ + unsigned int fastrx_start; + unsigned int fastrx_int; + unsigned int fastrx_num; + unsigned int fasttx_start; + unsigned int fasttx_num; + + /* first free DPM page */ + unsigned int free_page; +}; + +struct ican3_msg { + u8 control; + u8 spec; + __le16 len; + u8 data[252]; +}; + +struct ican3_new_desc { + u8 control; + u8 pointer; +}; + +struct ican3_fast_desc { + u8 control; + u8 command; + u8 data[14]; +}; + +/* write to the window basic address register */ +static inline void ican3_set_page(struct ican3_dev *mod, unsigned int page) +{ + BUG_ON(page >= DPM_NUM_PAGES); + iowrite8(page, &mod->dpmctrl->window_address); +} + +/* + * ICAN3 "old-style" host interface + */ + +/* + * Recieve a message from the ICAN3 "old-style" firmware interface + * + * LOCKING: must hold mod->lock + * + * returns 0 on success, -ENOMEM when no message exists + */ +static int ican3_old_recv_msg(struct ican3_dev *mod, struct ican3_msg *msg) +{ + unsigned int mbox, mbox_page; + u8 locl, peer, xord; + + /* get the MSYNC registers */ + ican3_set_page(mod, QUEUE_OLD_CONTROL); + peer = ioread8(mod->dpm + MSYNC_PEER); + locl = ioread8(mod->dpm + MSYNC_LOCL); + xord = locl ^ peer; + + if ((xord & MSYNC_RB_MASK) == 0x00) { + dev_dbg(mod->dev, "no mbox for reading\n"); + return -ENOMEM; + } + + /* find the first free mbox to read */ + if ((xord & MSYNC_RB_MASK) == MSYNC_RB_MASK) + mbox = (xord & MSYNC_RBLW) ? MSYNC_RB0 : MSYNC_RB1; + else + mbox = (xord & MSYNC_RB0) ? MSYNC_RB0 : MSYNC_RB1; + + /* copy the message */ + mbox_page = (mbox == MSYNC_RB0) ? QUEUE_OLD_RB0 : QUEUE_OLD_RB1; + ican3_set_page(mod, mbox_page); + memcpy_fromio(msg, mod->dpm, sizeof(*msg)); + + /* + * notify the firmware that the read buffer is available + * for it to fill again + */ + locl ^= mbox; + + ican3_set_page(mod, QUEUE_OLD_CONTROL); + iowrite8(locl, mod->dpm + MSYNC_LOCL); + return 0; +} + +/* + * Send a message through the "old-style" firmware interface + * + * LOCKING: must hold mod->lock + * + * returns 0 on success, -ENOMEM when no free space exists + */ +static int ican3_old_send_msg(struct ican3_dev *mod, struct ican3_msg *msg) +{ + unsigned int mbox, mbox_page; + u8 locl, peer, xord; + + /* get the MSYNC registers */ + ican3_set_page(mod, QUEUE_OLD_CONTROL); + peer = ioread8(mod->dpm + MSYNC_PEER); + locl = ioread8(mod->dpm + MSYNC_LOCL); + xord = locl ^ peer; + + if ((xord & MSYNC_WB_MASK) == MSYNC_WB_MASK) { + dev_err(mod->dev, "no mbox for writing\n"); + return -ENOMEM; + } + + /* calculate a free mbox to use */ + mbox = (xord & MSYNC_WB0) ? MSYNC_WB1 : MSYNC_WB0; + + /* copy the message to the DPM */ + mbox_page = (mbox == MSYNC_WB0) ? QUEUE_OLD_WB0 : QUEUE_OLD_WB1; + ican3_set_page(mod, mbox_page); + memcpy_toio(mod->dpm, msg, sizeof(*msg)); + + locl ^= mbox; + if (mbox == MSYNC_WB1) + locl |= MSYNC_WBLW; + + ican3_set_page(mod, QUEUE_OLD_CONTROL); + iowrite8(locl, mod->dpm + MSYNC_LOCL); + return 0; +} + +/* + * ICAN3 "new-style" Host Interface Setup + */ + +static void __devinit ican3_init_new_host_interface(struct ican3_dev *mod) +{ + struct ican3_new_desc desc; + unsigned long flags; + void __iomem *dst; + int i; + + spin_lock_irqsave(&mod->lock, flags); + + /* setup the internal datastructures for RX */ + mod->rx_num = 0; + mod->rx_int = 0; + + /* tohost queue descriptors are in page 5 */ + ican3_set_page(mod, QUEUE_TOHOST); + dst = mod->dpm; + + /* initialize the tohost (rx) queue descriptors: pages 9-24 */ + for (i = 0; i < ICAN3_NEW_BUFFERS; i++) { + desc.control = DESC_INTERRUPT | DESC_LEN(1); /* I L=1 */ + desc.pointer = mod->free_page; + + /* set wrap flag on last buffer */ + if (i == ICAN3_NEW_BUFFERS - 1) + desc.control |= DESC_WRAP; + + memcpy_toio(dst, &desc, sizeof(desc)); + dst += sizeof(desc); + mod->free_page++; + } + + /* fromhost (tx) mid queue descriptors are in page 6 */ + ican3_set_page(mod, QUEUE_FROMHOST_MID); + dst = mod->dpm; + + /* setup the internal datastructures for TX */ + mod->tx_num = 0; + + /* initialize the fromhost mid queue descriptors: pages 25-40 */ + for (i = 0; i < ICAN3_NEW_BUFFERS; i++) { + desc.control = DESC_VALID | DESC_LEN(1); /* V L=1 */ + desc.pointer = mod->free_page; + + /* set wrap flag on last buffer */ + if (i == ICAN3_NEW_BUFFERS - 1) + desc.control |= DESC_WRAP; + + memcpy_toio(dst, &desc, sizeof(desc)); + dst += sizeof(desc); + mod->free_page++; + } + + /* fromhost hi queue descriptors are in page 7 */ + ican3_set_page(mod, QUEUE_FROMHOST_HIGH); + dst = mod->dpm; + + /* initialize only a single buffer in the fromhost hi queue (unused) */ + desc.control = DESC_VALID | DESC_WRAP | DESC_LEN(1); /* VW L=1 */ + desc.pointer = mod->free_page; + memcpy_toio(dst, &desc, sizeof(desc)); + mod->free_page++; + + /* fromhost low queue descriptors are in page 8 */ + ican3_set_page(mod, QUEUE_FROMHOST_LOW); + dst = mod->dpm; + + /* initialize only a single buffer in the fromhost low queue (unused) */ + desc.control = DESC_VALID | DESC_WRAP | DESC_LEN(1); /* VW L=1 */ + desc.pointer = mod->free_page; + memcpy_toio(dst, &desc, sizeof(desc)); + mod->free_page++; + + spin_unlock_irqrestore(&mod->lock, flags); +} + +/* + * ICAN3 Fast Host Interface Setup + */ + +static void __devinit ican3_init_fast_host_interface(struct ican3_dev *mod) +{ + struct ican3_fast_desc desc; + unsigned long flags; + unsigned int addr; + void __iomem *dst; + int i; + + spin_lock_irqsave(&mod->lock, flags); + + /* save the start recv page */ + mod->fastrx_start = mod->free_page; + mod->fastrx_num = 0; + mod->fastrx_int = 0; + + /* build a single fast tohost queue descriptor */ + memset(&desc, 0, sizeof(desc)); + desc.control = 0x00; + desc.command = 1; + + /* build the tohost queue descriptor ring in memory */ + addr = 0; + for (i = 0; i < ICAN3_RX_BUFFERS; i++) { + + /* set the wrap bit on the last buffer */ + if (i == ICAN3_RX_BUFFERS - 1) + desc.control |= DESC_WRAP; + + /* switch to the correct page */ + ican3_set_page(mod, mod->free_page); + + /* copy the descriptor to the DPM */ + dst = mod->dpm + addr; + memcpy_toio(dst, &desc, sizeof(desc)); + addr += sizeof(desc); + + /* move to the next page if necessary */ + if (addr >= DPM_PAGE_SIZE) { + addr = 0; + mod->free_page++; + } + } + + /* make sure we page-align the next queue */ + if (addr != 0) + mod->free_page++; + + /* save the start xmit page */ + mod->fasttx_start = mod->free_page; + mod->fasttx_num = 0; + + /* build a single fast fromhost queue descriptor */ + memset(&desc, 0, sizeof(desc)); + desc.control = DESC_VALID; + desc.command = 1; + + /* build the fromhost queue descriptor ring in memory */ + addr = 0; + for (i = 0; i < ICAN3_TX_BUFFERS; i++) { + + /* set the wrap bit on the last buffer */ + if (i == ICAN3_TX_BUFFERS - 1) + desc.control |= DESC_WRAP; + + /* switch to the correct page */ + ican3_set_page(mod, mod->free_page); + + /* copy the descriptor to the DPM */ + dst = mod->dpm + addr; + memcpy_toio(dst, &desc, sizeof(desc)); + addr += sizeof(desc); + + /* move to the next page if necessary */ + if (addr >= DPM_PAGE_SIZE) { + addr = 0; + mod->free_page++; + } + } + + spin_unlock_irqrestore(&mod->lock, flags); +} + +/* + * ICAN3 "new-style" Host Interface Message Helpers + */ + +/* + * LOCKING: must hold mod->lock + */ +static int ican3_new_send_msg(struct ican3_dev *mod, struct ican3_msg *msg) +{ + struct ican3_new_desc desc; + void __iomem *desc_addr = mod->dpm + (mod->tx_num * sizeof(desc)); + + /* switch to the fromhost mid queue, and read the buffer descriptor */ + ican3_set_page(mod, QUEUE_FROMHOST_MID); + memcpy_fromio(&desc, desc_addr, sizeof(desc)); + + if (!(desc.control & DESC_VALID)) { + dev_dbg(mod->dev, "%s: no free buffers\n", __func__); + return -ENOMEM; + } + + /* switch to the data page, copy the data */ + ican3_set_page(mod, desc.pointer); + memcpy_toio(mod->dpm, msg, sizeof(*msg)); + + /* switch back to the descriptor, set the valid bit, write it back */ + ican3_set_page(mod, QUEUE_FROMHOST_MID); + desc.control ^= DESC_VALID; + memcpy_toio(desc_addr, &desc, sizeof(desc)); + + /* update the tx number */ + mod->tx_num = (desc.control & DESC_WRAP) ? 0 : (mod->tx_num + 1); + return 0; +} + +/* + * LOCKING: must hold mod->lock + */ +static int ican3_new_recv_msg(struct ican3_dev *mod, struct ican3_msg *msg) +{ + struct ican3_new_desc desc; + void __iomem *desc_addr = mod->dpm + (mod->rx_num * sizeof(desc)); + + /* switch to the tohost queue, and read the buffer descriptor */ + ican3_set_page(mod, QUEUE_TOHOST); + memcpy_fromio(&desc, desc_addr, sizeof(desc)); + + if (!(desc.control & DESC_VALID)) { + dev_dbg(mod->dev, "%s: no buffers to recv\n", __func__); + return -ENOMEM; + } + + /* switch to the data page, copy the data */ + ican3_set_page(mod, desc.pointer); + memcpy_fromio(msg, mod->dpm, sizeof(*msg)); + + /* switch back to the descriptor, toggle the valid bit, write it back */ + ican3_set_page(mod, QUEUE_TOHOST); + desc.control ^= DESC_VALID; + memcpy_toio(desc_addr, &desc, sizeof(desc)); + + /* update the rx number */ + mod->rx_num = (desc.control & DESC_WRAP) ? 0 : (mod->rx_num + 1); + return 0; +} + +/* + * Message Send / Recv Helpers + */ + +static int ican3_send_msg(struct ican3_dev *mod, struct ican3_msg *msg) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&mod->lock, flags); + + if (mod->iftype == 0) + ret = ican3_old_send_msg(mod, msg); + else + ret = ican3_new_send_msg(mod, msg); + + spin_unlock_irqrestore(&mod->lock, flags); + return ret; +} + +static int ican3_recv_msg(struct ican3_dev *mod, struct ican3_msg *msg) +{ + unsigned long flags; + int ret; + + spin_lock_irqsave(&mod->lock, flags); + + if (mod->iftype == 0) + ret = ican3_old_recv_msg(mod, msg); + else + ret = ican3_new_recv_msg(mod, msg); + + spin_unlock_irqrestore(&mod->lock, flags); + return ret; +} + +/* + * Quick Pre-constructed Messages + */ + +static int __devinit ican3_msg_connect(struct ican3_dev *mod) +{ + struct ican3_msg msg; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_CONNECTI; + msg.len = cpu_to_le16(0); + + return ican3_send_msg(mod, &msg); +} + +static int __devexit ican3_msg_disconnect(struct ican3_dev *mod) +{ + struct ican3_msg msg; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_DISCONNECT; + msg.len = cpu_to_le16(0); + + return ican3_send_msg(mod, &msg); +} + +static int __devinit ican3_msg_newhostif(struct ican3_dev *mod) +{ + struct ican3_msg msg; + int ret; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_NEWHOSTIF; + msg.len = cpu_to_le16(0); + + /* If we're not using the old interface, switching seems bogus */ + WARN_ON(mod->iftype != 0); + + ret = ican3_send_msg(mod, &msg); + if (ret) + return ret; + + /* mark the module as using the new host interface */ + mod->iftype = 1; + return 0; +} + +static int __devinit ican3_msg_fasthostif(struct ican3_dev *mod) +{ + struct ican3_msg msg; + unsigned int addr; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_INITFDPMQUEUE; + msg.len = cpu_to_le16(8); + + /* write the tohost queue start address */ + addr = DPM_PAGE_ADDR(mod->fastrx_start); + msg.data[0] = addr & 0xff; + msg.data[1] = (addr >> 8) & 0xff; + msg.data[2] = (addr >> 16) & 0xff; + msg.data[3] = (addr >> 24) & 0xff; + + /* write the fromhost queue start address */ + addr = DPM_PAGE_ADDR(mod->fasttx_start); + msg.data[4] = addr & 0xff; + msg.data[5] = (addr >> 8) & 0xff; + msg.data[6] = (addr >> 16) & 0xff; + msg.data[7] = (addr >> 24) & 0xff; + + /* If we're not using the new interface yet, we cannot do this */ + WARN_ON(mod->iftype != 1); + + return ican3_send_msg(mod, &msg); +} + +/* + * Setup the CAN filter to either accept or reject all + * messages from the CAN bus. + */ +static int __devinit ican3_set_id_filter(struct ican3_dev *mod, bool accept) +{ + struct ican3_msg msg; + int ret; + + /* Standard Frame Format */ + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_SETAFILMASK; + msg.len = cpu_to_le16(5); + msg.data[0] = 0x00; /* IDLo LSB */ + msg.data[1] = 0x00; /* IDLo MSB */ + msg.data[2] = 0xff; /* IDHi LSB */ + msg.data[3] = 0x07; /* IDHi MSB */ + + /* accept all frames for fast host if, or reject all frames */ + msg.data[4] = accept ? SETAFILMASK_FASTIF : SETAFILMASK_REJECT; + + ret = ican3_send_msg(mod, &msg); + if (ret) + return ret; + + /* Extended Frame Format */ + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_SETAFILMASK; + msg.len = cpu_to_le16(13); + msg.data[0] = 0; /* MUX = 0 */ + msg.data[1] = 0x00; /* IDLo LSB */ + msg.data[2] = 0x00; + msg.data[3] = 0x00; + msg.data[4] = 0x20; /* IDLo MSB */ + msg.data[5] = 0xff; /* IDHi LSB */ + msg.data[6] = 0xff; + msg.data[7] = 0xff; + msg.data[8] = 0x3f; /* IDHi MSB */ + + /* accept all frames for fast host if, or reject all frames */ + msg.data[9] = accept ? SETAFILMASK_FASTIF : SETAFILMASK_REJECT; + + return ican3_send_msg(mod, &msg); +} + +/* + * Bring the CAN bus online or offline + */ +static int ican3_set_bus_state(struct ican3_dev *mod, bool on) +{ + struct ican3_msg msg; + + memset(&msg, 0, sizeof(msg)); + msg.spec = on ? MSG_CONREQ : MSG_COFFREQ; + msg.len = cpu_to_le16(0); + + return ican3_send_msg(mod, &msg); +} + +static int ican3_set_termination(struct ican3_dev *mod, bool on) +{ + struct ican3_msg msg; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_HWCONF; + msg.len = cpu_to_le16(2); + msg.data[0] = 0x00; + msg.data[1] = on ? HWCONF_TERMINATE_ON : HWCONF_TERMINATE_OFF; + + return ican3_send_msg(mod, &msg); +} + +static int ican3_send_inquiry(struct ican3_dev *mod, u8 subspec) +{ + struct ican3_msg msg; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_INQUIRY; + msg.len = cpu_to_le16(2); + msg.data[0] = subspec; + msg.data[1] = 0x00; + + return ican3_send_msg(mod, &msg); +} + +static int ican3_set_buserror(struct ican3_dev *mod, u8 quota) +{ + struct ican3_msg msg; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_CCONFREQ; + msg.len = cpu_to_le16(2); + msg.data[0] = 0x00; + msg.data[1] = quota; + + return ican3_send_msg(mod, &msg); +} + +/* + * ICAN3 to Linux CAN Frame Conversion + */ + +static void ican3_to_can_frame(struct ican3_dev *mod, + struct ican3_fast_desc *desc, + struct can_frame *cf) +{ + if ((desc->command & ICAN3_CAN_TYPE_MASK) == ICAN3_CAN_TYPE_SFF) { + if (desc->data[1] & ICAN3_SFF_RTR) + cf->can_id |= CAN_RTR_FLAG; + + cf->can_id |= desc->data[0] << 3; + cf->can_id |= (desc->data[1] & 0xe0) >> 5; + cf->can_dlc = desc->data[1] & ICAN3_CAN_DLC_MASK; + memcpy(cf->data, &desc->data[2], sizeof(cf->data)); + } else { + cf->can_dlc = desc->data[0] & ICAN3_CAN_DLC_MASK; + if (desc->data[0] & ICAN3_EFF_RTR) + cf->can_id |= CAN_RTR_FLAG; + + if (desc->data[0] & ICAN3_EFF) { + cf->can_id |= CAN_EFF_FLAG; + cf->can_id |= desc->data[2] << 21; /* 28-21 */ + cf->can_id |= desc->data[3] << 13; /* 20-13 */ + cf->can_id |= desc->data[4] << 5; /* 12-5 */ + cf->can_id |= (desc->data[5] & 0xf8) >> 3; + } else { + cf->can_id |= desc->data[2] << 3; /* 10-3 */ + cf->can_id |= desc->data[3] >> 5; /* 2-0 */ + } + + memcpy(cf->data, &desc->data[6], sizeof(cf->data)); + } +} + +static void can_frame_to_ican3(struct ican3_dev *mod, + struct can_frame *cf, + struct ican3_fast_desc *desc) +{ + /* clear out any stale data in the descriptor */ + memset(desc->data, 0, sizeof(desc->data)); + + /* we always use the extended format, with the ECHO flag set */ + desc->command = ICAN3_CAN_TYPE_EFF; + desc->data[0] |= cf->can_dlc; + desc->data[1] |= ICAN3_ECHO; + + if (cf->can_id & CAN_RTR_FLAG) + desc->data[0] |= ICAN3_EFF_RTR; + + /* pack the id into the correct places */ + if (cf->can_id & CAN_EFF_FLAG) { + desc->data[0] |= ICAN3_EFF; + desc->data[2] = (cf->can_id & 0x1fe00000) >> 21; /* 28-21 */ + desc->data[3] = (cf->can_id & 0x001fe000) >> 13; /* 20-13 */ + desc->data[4] = (cf->can_id & 0x00001fe0) >> 5; /* 12-5 */ + desc->data[5] = (cf->can_id & 0x0000001f) << 3; /* 4-0 */ + } else { + desc->data[2] = (cf->can_id & 0x7F8) >> 3; /* bits 10-3 */ + desc->data[3] = (cf->can_id & 0x007) << 5; /* bits 2-0 */ + } + + /* copy the data bits into the descriptor */ + memcpy(&desc->data[6], cf->data, sizeof(cf->data)); +} + +/* + * Interrupt Handling + */ + +/* + * Handle an ID + Version message response from the firmware. We never generate + * this message in production code, but it is very useful when debugging to be + * able to display this message. + */ +static void ican3_handle_idvers(struct ican3_dev *mod, struct ican3_msg *msg) +{ + dev_dbg(mod->dev, "IDVERS response: %s\n", msg->data); +} + +static void ican3_handle_msglost(struct ican3_dev *mod, struct ican3_msg *msg) +{ + struct net_device *dev = mod->ndev; + struct net_device_stats *stats = &dev->stats; + struct can_frame *cf; + struct sk_buff *skb; + + /* + * Report that communication messages with the microcontroller firmware + * are being lost. These are never CAN frames, so we do not generate an + * error frame for userspace + */ + if (msg->spec == MSG_MSGLOST) { + dev_err(mod->dev, "lost %d control messages\n", msg->data[0]); + return; + } + + /* + * Oops, this indicates that we have lost messages in the fast queue, + * which are exclusively CAN messages. Our driver isn't reading CAN + * frames fast enough. + * + * We'll pretend that the SJA1000 told us that it ran out of buffer + * space, because there is not a better message for this. + */ + skb = alloc_can_err_skb(dev, &cf); + if (skb) { + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; + stats->rx_errors++; + stats->rx_bytes += cf->can_dlc; + netif_rx(skb); + } +} + +/* + * Handle CAN Event Indication Messages from the firmware + * + * The ICAN3 firmware provides the values of some SJA1000 registers when it + * generates this message. The code below is largely copied from the + * drivers/net/can/sja1000/sja1000.c file, and adapted as necessary + */ +static int ican3_handle_cevtind(struct ican3_dev *mod, struct ican3_msg *msg) +{ + struct net_device *dev = mod->ndev; + struct net_device_stats *stats = &dev->stats; + enum can_state state = mod->can.state; + u8 status, isrc, rxerr, txerr; + struct can_frame *cf; + struct sk_buff *skb; + + /* we can only handle the SJA1000 part */ + if (msg->data[1] != CEVTIND_CHIP_SJA1000) { + dev_err(mod->dev, "unable to handle errors on non-SJA1000\n"); + return -ENODEV; + } + + /* check the message length for sanity */ + if (le16_to_cpu(msg->len) < 6) { + dev_err(mod->dev, "error message too short\n"); + return -EINVAL; + } + + skb = alloc_can_err_skb(dev, &cf); + if (skb == NULL) + return -ENOMEM; + + isrc = msg->data[0]; + status = msg->data[3]; + rxerr = msg->data[4]; + txerr = msg->data[5]; + + /* data overrun interrupt */ + if (isrc == CEVTIND_DOI || isrc == CEVTIND_LOST) { + dev_dbg(mod->dev, "data overrun interrupt\n"); + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; + stats->rx_over_errors++; + stats->rx_errors++; + } + + /* error warning + passive interrupt */ + if (isrc == CEVTIND_EI) { + dev_dbg(mod->dev, "error warning + passive interrupt\n"); + if (status & SR_BS) { + state = CAN_STATE_BUS_OFF; + cf->can_id |= CAN_ERR_BUSOFF; + can_bus_off(dev); + } else if (status & SR_ES) { + if (rxerr >= 128 || txerr >= 128) + state = CAN_STATE_ERROR_PASSIVE; + else + state = CAN_STATE_ERROR_WARNING; + } else { + state = CAN_STATE_ERROR_ACTIVE; + } + } + + /* bus error interrupt */ + if (isrc == CEVTIND_BEI) { + u8 ecc = msg->data[2]; + + dev_dbg(mod->dev, "bus error interrupt\n"); + mod->can.can_stats.bus_error++; + stats->rx_errors++; + cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR; + + switch (ecc & ECC_MASK) { + case ECC_BIT: + cf->data[2] |= CAN_ERR_PROT_BIT; + break; + case ECC_FORM: + cf->data[2] |= CAN_ERR_PROT_FORM; + break; + case ECC_STUFF: + cf->data[2] |= CAN_ERR_PROT_STUFF; + break; + default: + cf->data[2] |= CAN_ERR_PROT_UNSPEC; + cf->data[3] = ecc & ECC_SEG; + break; + } + + if ((ecc & ECC_DIR) == 0) + cf->data[2] |= CAN_ERR_PROT_TX; + + cf->data[6] = txerr; + cf->data[7] = rxerr; + } + + if (state != mod->can.state && (state == CAN_STATE_ERROR_WARNING || + state == CAN_STATE_ERROR_PASSIVE)) { + cf->can_id |= CAN_ERR_CRTL; + if (state == CAN_STATE_ERROR_WARNING) { + mod->can.can_stats.error_warning++; + cf->data[1] = (txerr > rxerr) ? + CAN_ERR_CRTL_TX_WARNING : + CAN_ERR_CRTL_RX_WARNING; + } else { + mod->can.can_stats.error_passive++; + cf->data[1] = (txerr > rxerr) ? + CAN_ERR_CRTL_TX_PASSIVE : + CAN_ERR_CRTL_RX_PASSIVE; + } + + cf->data[6] = txerr; + cf->data[7] = rxerr; + } + + mod->can.state = state; + stats->rx_errors++; + stats->rx_bytes += cf->can_dlc; + netif_rx(skb); + return 0; +} + +static void ican3_handle_inquiry(struct ican3_dev *mod, struct ican3_msg *msg) +{ + switch (msg->data[0]) { + case INQUIRY_STATUS: + case INQUIRY_EXTENDED: + mod->bec.rxerr = msg->data[5]; + mod->bec.txerr = msg->data[6]; + complete(&mod->buserror_comp); + break; + case INQUIRY_TERMINATION: + mod->termination_enabled = msg->data[6] & HWCONF_TERMINATE_ON; + complete(&mod->termination_comp); + break; + default: + dev_err(mod->dev, "recieved an unknown inquiry response\n"); + break; + } +} + +static void ican3_handle_unknown_message(struct ican3_dev *mod, + struct ican3_msg *msg) +{ + dev_warn(mod->dev, "recieved unknown message: spec 0x%.2x length %d\n", + msg->spec, le16_to_cpu(msg->len)); +} + +/* + * Handle a control message from the firmware + */ +static void ican3_handle_message(struct ican3_dev *mod, struct ican3_msg *msg) +{ + dev_dbg(mod->dev, "%s: modno %d spec 0x%.2x len %d bytes\n", __func__, + mod->num, msg->spec, le16_to_cpu(msg->len)); + + switch (msg->spec) { + case MSG_IDVERS: + ican3_handle_idvers(mod, msg); + break; + case MSG_MSGLOST: + case MSG_FMSGLOST: + ican3_handle_msglost(mod, msg); + break; + case MSG_CEVTIND: + ican3_handle_cevtind(mod, msg); + break; + case MSG_INQUIRY: + ican3_handle_inquiry(mod, msg); + break; + default: + ican3_handle_unknown_message(mod, msg); + break; + } +} + +/* + * Check that there is room in the TX ring to transmit another skb + * + * LOCKING: must hold mod->lock + */ +static bool ican3_txok(struct ican3_dev *mod) +{ + struct ican3_fast_desc __iomem *desc; + u8 control; + + /* copy the control bits of the descriptor */ + ican3_set_page(mod, mod->fasttx_start + (mod->fasttx_num / 16)); + desc = mod->dpm + ((mod->fasttx_num % 16) * sizeof(*desc)); + control = ioread8(&desc->control); + + /* if the control bits are not valid, then we have no more space */ + if (!(control & DESC_VALID)) + return false; + + return true; +} + +/* + * Recieve one CAN frame from the hardware + * + * This works like the core of a NAPI function, but is intended to be called + * from workqueue context instead. This driver already needs a workqueue to + * process control messages, so we use the workqueue instead of using NAPI. + * This was done to simplify locking. + * + * CONTEXT: must be called from user context + */ +static int ican3_recv_skb(struct ican3_dev *mod) +{ + struct net_device *ndev = mod->ndev; + struct net_device_stats *stats = &ndev->stats; + struct ican3_fast_desc desc; + void __iomem *desc_addr; + struct can_frame *cf; + struct sk_buff *skb; + unsigned long flags; + + spin_lock_irqsave(&mod->lock, flags); + + /* copy the whole descriptor */ + ican3_set_page(mod, mod->fastrx_start + (mod->fastrx_num / 16)); + desc_addr = mod->dpm + ((mod->fastrx_num % 16) * sizeof(desc)); + memcpy_fromio(&desc, desc_addr, sizeof(desc)); + + spin_unlock_irqrestore(&mod->lock, flags); + + /* check that we actually have a CAN frame */ + if (!(desc.control & DESC_VALID)) + return -ENOBUFS; + + /* allocate an skb */ + skb = alloc_can_skb(ndev, &cf); + if (unlikely(skb == NULL)) { + stats->rx_dropped++; + goto err_noalloc; + } + + /* convert the ICAN3 frame into Linux CAN format */ + ican3_to_can_frame(mod, &desc, cf); + + /* receive the skb, update statistics */ + netif_receive_skb(skb); + stats->rx_packets++; + stats->rx_bytes += cf->can_dlc; + +err_noalloc: + /* toggle the valid bit and return the descriptor to the ring */ + desc.control ^= DESC_VALID; + + spin_lock_irqsave(&mod->lock, flags); + + ican3_set_page(mod, mod->fastrx_start + (mod->fastrx_num / 16)); + memcpy_toio(desc_addr, &desc, 1); + + /* update the next buffer pointer */ + mod->fastrx_num = (desc.control & DESC_WRAP) ? 0 + : (mod->fastrx_num + 1); + + /* there are still more buffers to process */ + spin_unlock_irqrestore(&mod->lock, flags); + return 0; +} + +static int ican3_napi(struct napi_struct *napi, int budget) +{ + struct ican3_dev *mod = container_of(napi, struct ican3_dev, napi); + struct ican3_msg msg; + unsigned long flags; + int received = 0; + int ret; + + /* process all communication messages */ + while (true) { + ret = ican3_recv_msg(mod, &msg); + if (ret) + break; + + ican3_handle_message(mod, &msg); + } + + /* process all CAN frames from the fast interface */ + while (received < budget) { + ret = ican3_recv_skb(mod); + if (ret) + break; + + received++; + } + + /* We have processed all packets that the adapter had, but it + * was less than our budget, stop polling */ + if (received < budget) + napi_complete(napi); + + spin_lock_irqsave(&mod->lock, flags); + + /* Wake up the transmit queue if necessary */ + if (netif_queue_stopped(mod->ndev) && ican3_txok(mod)) + netif_wake_queue(mod->ndev); + + spin_unlock_irqrestore(&mod->lock, flags); + + /* re-enable interrupt generation */ + iowrite8(1 << mod->num, &mod->ctrl->int_enable); + return received; +} + +static irqreturn_t ican3_irq(int irq, void *dev_id) +{ + struct ican3_dev *mod = dev_id; + u8 stat; + + /* + * The interrupt status register on this device reports interrupts + * as zeroes instead of using ones like most other devices + */ + stat = ioread8(&mod->ctrl->int_disable) & (1 << mod->num); + if (stat == (1 << mod->num)) + return IRQ_NONE; + + /* clear the MODULbus interrupt from the microcontroller */ + ioread8(&mod->dpmctrl->interrupt); + + /* disable interrupt generation, schedule the NAPI poller */ + iowrite8(1 << mod->num, &mod->ctrl->int_disable); + napi_schedule(&mod->napi); + return IRQ_HANDLED; +} + +/* + * Firmware reset, startup, and shutdown + */ + +/* + * Reset an ICAN module to its power-on state + * + * CONTEXT: no network device registered + * LOCKING: work function disabled + */ +static int ican3_reset_module(struct ican3_dev *mod) +{ + u8 val = 1 << mod->num; + unsigned long start; + u8 runold, runnew; + + /* disable interrupts so no more work is scheduled */ + iowrite8(1 << mod->num, &mod->ctrl->int_disable); + + /* flush any pending work */ + flush_scheduled_work(); + + /* the first unallocated page in the DPM is #9 */ + mod->free_page = DPM_FREE_START; + + ican3_set_page(mod, QUEUE_OLD_CONTROL); + runold = ioread8(mod->dpm + TARGET_RUNNING); + + /* reset the module */ + iowrite8(val, &mod->ctrl->reset_assert); + iowrite8(val, &mod->ctrl->reset_deassert); + + /* wait until the module has finished resetting and is running */ + start = jiffies; + do { + ican3_set_page(mod, QUEUE_OLD_CONTROL); + runnew = ioread8(mod->dpm + TARGET_RUNNING); + if (runnew == (runold ^ 0xff)) + return 0; + + msleep(10); + } while (time_before(jiffies, start + HZ / 4)); + + dev_err(mod->dev, "failed to reset CAN module\n"); + return -ETIMEDOUT; +} + +static void __devexit ican3_shutdown_module(struct ican3_dev *mod) +{ + ican3_msg_disconnect(mod); + ican3_reset_module(mod); +} + +/* + * Startup an ICAN module, bringing it into fast mode + */ +static int __devinit ican3_startup_module(struct ican3_dev *mod) +{ + int ret; + + ret = ican3_reset_module(mod); + if (ret) { + dev_err(mod->dev, "unable to reset module\n"); + return ret; + } + + /* re-enable interrupts so we can send messages */ + iowrite8(1 << mod->num, &mod->ctrl->int_enable); + + ret = ican3_msg_connect(mod); + if (ret) { + dev_err(mod->dev, "unable to connect to module\n"); + return ret; + } + + ican3_init_new_host_interface(mod); + ret = ican3_msg_newhostif(mod); + if (ret) { + dev_err(mod->dev, "unable to switch to new-style interface\n"); + return ret; + } + + /* default to "termination on" */ + ret = ican3_set_termination(mod, true); + if (ret) { + dev_err(mod->dev, "unable to enable termination\n"); + return ret; + } + + /* default to "bus errors enabled" */ + ret = ican3_set_buserror(mod, ICAN3_BUSERR_QUOTA_MAX); + if (ret) { + dev_err(mod->dev, "unable to set bus-error\n"); + return ret; + } + + ican3_init_fast_host_interface(mod); + ret = ican3_msg_fasthostif(mod); + if (ret) { + dev_err(mod->dev, "unable to switch to fast host interface\n"); + return ret; + } + + ret = ican3_set_id_filter(mod, true); + if (ret) { + dev_err(mod->dev, "unable to set acceptance filter\n"); + return ret; + } + + return 0; +} + +/* + * CAN Network Device + */ + +static int ican3_open(struct net_device *ndev) +{ + struct ican3_dev *mod = netdev_priv(ndev); + u8 quota; + int ret; + + /* open the CAN layer */ + ret = open_candev(ndev); + if (ret) { + dev_err(mod->dev, "unable to start CAN layer\n"); + return ret; + } + + /* set the bus error generation state appropriately */ + if (mod->can.ctrlmode & CAN_CTRLMODE_BERR_REPORTING) + quota = ICAN3_BUSERR_QUOTA_MAX; + else + quota = 0; + + ret = ican3_set_buserror(mod, quota); + if (ret) { + dev_err(mod->dev, "unable to set bus-error\n"); + close_candev(ndev); + return ret; + } + + /* bring the bus online */ + ret = ican3_set_bus_state(mod, true); + if (ret) { + dev_err(mod->dev, "unable to set bus-on\n"); + close_candev(ndev); + return ret; + } + + /* start up the network device */ + mod->can.state = CAN_STATE_ERROR_ACTIVE; + netif_start_queue(ndev); + + return 0; +} + +static int ican3_stop(struct net_device *ndev) +{ + struct ican3_dev *mod = netdev_priv(ndev); + int ret; + + /* stop the network device xmit routine */ + netif_stop_queue(ndev); + mod->can.state = CAN_STATE_STOPPED; + + /* bring the bus offline, stop receiving packets */ + ret = ican3_set_bus_state(mod, false); + if (ret) { + dev_err(mod->dev, "unable to set bus-off\n"); + return ret; + } + + /* close the CAN layer */ + close_candev(ndev); + return 0; +} + +static int ican3_xmit(struct sk_buff *skb, struct net_device *ndev) +{ + struct ican3_dev *mod = netdev_priv(ndev); + struct net_device_stats *stats = &ndev->stats; + struct can_frame *cf = (struct can_frame *)skb->data; + struct ican3_fast_desc desc; + void __iomem *desc_addr; + unsigned long flags; + + spin_lock_irqsave(&mod->lock, flags); + + /* check that we can actually transmit */ + if (!ican3_txok(mod)) { + dev_err(mod->dev, "no free descriptors, stopping queue\n"); + netif_stop_queue(ndev); + spin_unlock_irqrestore(&mod->lock, flags); + return NETDEV_TX_BUSY; + } + + /* copy the control bits of the descriptor */ + ican3_set_page(mod, mod->fasttx_start + (mod->fasttx_num / 16)); + desc_addr = mod->dpm + ((mod->fasttx_num % 16) * sizeof(desc)); + memset(&desc, 0, sizeof(desc)); + memcpy_fromio(&desc, desc_addr, 1); + + /* convert the Linux CAN frame into ICAN3 format */ + can_frame_to_ican3(mod, cf, &desc); + + /* + * the programming manual says that you must set the IVALID bit, then + * interrupt, then set the valid bit. Quite weird, but it seems to be + * required for this to work + */ + desc.control |= DESC_IVALID; + memcpy_toio(desc_addr, &desc, sizeof(desc)); + + /* generate a MODULbus interrupt to the microcontroller */ + iowrite8(0x01, &mod->dpmctrl->interrupt); + + desc.control ^= DESC_VALID; + memcpy_toio(desc_addr, &desc, sizeof(desc)); + + /* update the next buffer pointer */ + mod->fasttx_num = (desc.control & DESC_WRAP) ? 0 + : (mod->fasttx_num + 1); + + /* update statistics */ + stats->tx_packets++; + stats->tx_bytes += cf->can_dlc; + kfree_skb(skb); + + /* + * This hardware doesn't have TX-done notifications, so we'll try and + * emulate it the best we can using ECHO skbs. Get the next TX + * descriptor, and see if we have room to send. If not, stop the queue. + * It will be woken when the ECHO skb for the current packet is recv'd. + */ + + /* copy the control bits of the descriptor */ + if (!ican3_txok(mod)) + netif_stop_queue(ndev); + + spin_unlock_irqrestore(&mod->lock, flags); + return NETDEV_TX_OK; +} + +static const struct net_device_ops ican3_netdev_ops = { + .ndo_open = ican3_open, + .ndo_stop = ican3_stop, + .ndo_start_xmit = ican3_xmit, +}; + +/* + * Low-level CAN Device + */ + +/* This structure was stolen from drivers/net/can/sja1000/sja1000.c */ +static struct can_bittiming_const ican3_bittiming_const = { + .name = DRV_NAME, + .tseg1_min = 1, + .tseg1_max = 16, + .tseg2_min = 1, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 64, + .brp_inc = 1, +}; + +/* + * This routine was stolen from drivers/net/can/sja1000/sja1000.c + * + * The bittiming register command for the ICAN3 just sets the bit timing + * registers on the SJA1000 chip directly + */ +static int ican3_set_bittiming(struct net_device *ndev) +{ + struct ican3_dev *mod = netdev_priv(ndev); + struct can_bittiming *bt = &mod->can.bittiming; + struct ican3_msg msg; + u8 btr0, btr1; + + btr0 = ((bt->brp - 1) & 0x3f) | (((bt->sjw - 1) & 0x3) << 6); + btr1 = ((bt->prop_seg + bt->phase_seg1 - 1) & 0xf) | + (((bt->phase_seg2 - 1) & 0x7) << 4); + if (mod->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) + btr1 |= 0x80; + + memset(&msg, 0, sizeof(msg)); + msg.spec = MSG_CBTRREQ; + msg.len = cpu_to_le16(4); + msg.data[0] = 0x00; + msg.data[1] = 0x00; + msg.data[2] = btr0; + msg.data[3] = btr1; + + return ican3_send_msg(mod, &msg); +} + +static int ican3_set_mode(struct net_device *ndev, enum can_mode mode) +{ + struct ican3_dev *mod = netdev_priv(ndev); + int ret; + + if (mode != CAN_MODE_START) + return -ENOTSUPP; + + /* bring the bus online */ + ret = ican3_set_bus_state(mod, true); + if (ret) { + dev_err(mod->dev, "unable to set bus-on\n"); + return ret; + } + + /* start up the network device */ + mod->can.state = CAN_STATE_ERROR_ACTIVE; + + if (netif_queue_stopped(ndev)) + netif_wake_queue(ndev); + + return 0; +} + +static int ican3_get_berr_counter(const struct net_device *ndev, + struct can_berr_counter *bec) +{ + struct ican3_dev *mod = netdev_priv(ndev); + int ret; + + ret = ican3_send_inquiry(mod, INQUIRY_STATUS); + if (ret) + return ret; + + ret = wait_for_completion_timeout(&mod->buserror_comp, HZ); + if (ret <= 0) { + dev_info(mod->dev, "%s timed out\n", __func__); + return -ETIMEDOUT; + } + + bec->rxerr = mod->bec.rxerr; + bec->txerr = mod->bec.txerr; + return 0; +} + +/* + * Sysfs Attributes + */ + +static ssize_t ican3_sysfs_show_term(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct ican3_dev *mod = netdev_priv(to_net_dev(dev)); + int ret; + + ret = ican3_send_inquiry(mod, INQUIRY_TERMINATION); + if (ret) + return ret; + + ret = wait_for_completion_timeout(&mod->termination_comp, HZ); + if (ret <= 0) { + dev_info(mod->dev, "%s timed out\n", __func__); + return -ETIMEDOUT; + } + + return snprintf(buf, PAGE_SIZE, "%u\n", mod->termination_enabled); +} + +static ssize_t ican3_sysfs_set_term(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct ican3_dev *mod = netdev_priv(to_net_dev(dev)); + unsigned long enable; + int ret; + + if (strict_strtoul(buf, 0, &enable)) + return -EINVAL; + + ret = ican3_set_termination(mod, enable); + if (ret) + return ret; + + return count; +} + +static DEVICE_ATTR(termination, S_IWUGO | S_IRUGO, ican3_sysfs_show_term, + ican3_sysfs_set_term); + +static struct attribute *ican3_sysfs_attrs[] = { + &dev_attr_termination.attr, + NULL, +}; + +static struct attribute_group ican3_sysfs_attr_group = { + .attrs = ican3_sysfs_attrs, +}; + +/* + * PCI Subsystem + */ + +static int __devinit ican3_probe(struct platform_device *pdev) +{ + struct janz_platform_data *pdata; + struct net_device *ndev; + struct ican3_dev *mod; + struct resource *res; + struct device *dev; + int ret; + + pdata = pdev->dev.platform_data; + if (!pdata) + return -ENXIO; + + dev_dbg(&pdev->dev, "probe: module number %d\n", pdata->modno); + + /* save the struct device for printing */ + dev = &pdev->dev; + + /* allocate the CAN device and private data */ + ndev = alloc_candev(sizeof(*mod), 0); + if (!ndev) { + dev_err(dev, "unable to allocate CANdev\n"); + ret = -ENOMEM; + goto out_return; + } + + platform_set_drvdata(pdev, ndev); + mod = netdev_priv(ndev); + mod->ndev = ndev; + mod->dev = &pdev->dev; + mod->num = pdata->modno; + netif_napi_add(ndev, &mod->napi, ican3_napi, ICAN3_RX_BUFFERS); + spin_lock_init(&mod->lock); + init_completion(&mod->termination_comp); + init_completion(&mod->buserror_comp); + + /* setup device-specific sysfs attributes */ + ndev->sysfs_groups[0] = &ican3_sysfs_attr_group; + + /* the first unallocated page in the DPM is 9 */ + mod->free_page = DPM_FREE_START; + + ndev->netdev_ops = &ican3_netdev_ops; + ndev->flags |= IFF_ECHO; + SET_NETDEV_DEV(ndev, &pdev->dev); + + mod->can.clock.freq = ICAN3_CAN_CLOCK; + mod->can.bittiming_const = &ican3_bittiming_const; + mod->can.do_set_bittiming = ican3_set_bittiming; + mod->can.do_set_mode = ican3_set_mode; + mod->can.do_get_berr_counter = ican3_get_berr_counter; + mod->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES + | CAN_CTRLMODE_BERR_REPORTING; + + /* find our IRQ number */ + mod->irq = platform_get_irq(pdev, 0); + if (mod->irq < 0) { + dev_err(dev, "IRQ line not found\n"); + ret = -ENODEV; + goto out_free_ndev; + } + + ndev->irq = mod->irq; + + /* get access to the MODULbus registers for this module */ + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(dev, "MODULbus registers not found\n"); + ret = -ENODEV; + goto out_free_ndev; + } + + mod->dpm = ioremap(res->start, resource_size(res)); + if (!mod->dpm) { + dev_err(dev, "MODULbus registers not ioremap\n"); + ret = -ENOMEM; + goto out_free_ndev; + } + + mod->dpmctrl = mod->dpm + DPM_PAGE_SIZE; + + /* get access to the control registers for this module */ + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + if (!res) { + dev_err(dev, "CONTROL registers not found\n"); + ret = -ENODEV; + goto out_iounmap_dpm; + } + + mod->ctrl = ioremap(res->start, resource_size(res)); + if (!mod->ctrl) { + dev_err(dev, "CONTROL registers not ioremap\n"); + ret = -ENOMEM; + goto out_iounmap_dpm; + } + + /* disable our IRQ, then hookup the IRQ handler */ + iowrite8(1 << mod->num, &mod->ctrl->int_disable); + ret = request_irq(mod->irq, ican3_irq, IRQF_SHARED, DRV_NAME, mod); + if (ret) { + dev_err(dev, "unable to request IRQ\n"); + goto out_iounmap_ctrl; + } + + /* reset and initialize the CAN controller into fast mode */ + napi_enable(&mod->napi); + ret = ican3_startup_module(mod); + if (ret) { + dev_err(dev, "%s: unable to start CANdev\n", __func__); + goto out_free_irq; + } + + /* register with the Linux CAN layer */ + ret = register_candev(ndev); + if (ret) { + dev_err(dev, "%s: unable to register CANdev\n", __func__); + goto out_free_irq; + } + + dev_info(dev, "module %d: registered CAN device\n", pdata->modno); + return 0; + +out_free_irq: + napi_disable(&mod->napi); + iowrite8(1 << mod->num, &mod->ctrl->int_disable); + free_irq(mod->irq, mod); +out_iounmap_ctrl: + iounmap(mod->ctrl); +out_iounmap_dpm: + iounmap(mod->dpm); +out_free_ndev: + free_candev(ndev); +out_return: + return ret; +} + +static int __devexit ican3_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct ican3_dev *mod = netdev_priv(ndev); + + /* unregister the netdevice, stop interrupts */ + unregister_netdev(ndev); + napi_disable(&mod->napi); + iowrite8(1 << mod->num, &mod->ctrl->int_disable); + free_irq(mod->irq, mod); + + /* put the module into reset */ + ican3_shutdown_module(mod); + + /* unmap all registers */ + iounmap(mod->ctrl); + iounmap(mod->dpm); + + free_candev(ndev); + + return 0; +} + +static struct platform_driver ican3_driver = { + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, + .probe = ican3_probe, + .remove = __devexit_p(ican3_remove), +}; + +static int __init ican3_init(void) +{ + return platform_driver_register(&ican3_driver); +} + +static void __exit ican3_exit(void) +{ + platform_driver_unregister(&ican3_driver); +} + +MODULE_AUTHOR("Ira W. Snyder <iws@ovro.caltech.edu>"); +MODULE_DESCRIPTION("Janz MODULbus VMOD-ICAN3 Driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:janz-ican3"); + +module_init(ican3_init); +module_exit(ican3_exit); diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c index 225fd147774a..8af8442c694a 100644 --- a/drivers/net/can/mscan/mpc5xxx_can.c +++ b/drivers/net/can/mscan/mpc5xxx_can.c @@ -392,15 +392,17 @@ static struct of_device_id __devinitdata mpc5xxx_can_table[] = { }; static struct of_platform_driver mpc5xxx_can_driver = { - .owner = THIS_MODULE, - .name = "mpc5xxx_can", + .driver = { + .name = "mpc5xxx_can", + .owner = THIS_MODULE, + .of_match_table = mpc5xxx_can_table, + }, .probe = mpc5xxx_can_probe, .remove = __devexit_p(mpc5xxx_can_remove), #ifdef CONFIG_PM .suspend = mpc5xxx_can_suspend, .resume = mpc5xxx_can_resume, #endif - .match_table = mpc5xxx_can_table, }; static int __init mpc5xxx_can_init(void) diff --git a/drivers/net/can/sja1000/sja1000_of_platform.c b/drivers/net/can/sja1000/sja1000_of_platform.c index 34e79efbd2fc..ac1a83d7c204 100644 --- a/drivers/net/can/sja1000/sja1000_of_platform.c +++ b/drivers/net/can/sja1000/sja1000_of_platform.c @@ -71,7 +71,7 @@ static int __devexit sja1000_ofp_remove(struct of_device *ofdev) { struct net_device *dev = dev_get_drvdata(&ofdev->dev); struct sja1000_priv *priv = netdev_priv(dev); - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct resource res; dev_set_drvdata(&ofdev->dev, NULL); @@ -90,7 +90,7 @@ static int __devexit sja1000_ofp_remove(struct of_device *ofdev) static int __devinit sja1000_ofp_probe(struct of_device *ofdev, const struct of_device_id *id) { - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct net_device *dev; struct sja1000_priv *priv; struct resource res; @@ -215,11 +215,13 @@ static struct of_device_id __devinitdata sja1000_ofp_table[] = { MODULE_DEVICE_TABLE(of, sja1000_ofp_table); static struct of_platform_driver sja1000_ofp_driver = { - .owner = THIS_MODULE, - .name = DRV_NAME, + .driver = { + .owner = THIS_MODULE, + .name = DRV_NAME, + .of_match_table = sja1000_ofp_table, + }, .probe = sja1000_ofp_probe, .remove = __devexit_p(sja1000_ofp_remove), - .match_table = sja1000_ofp_table, }; static int __init sja1000_ofp_init(void) diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 02698a1c80b0..f547894ff48f 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -122,8 +122,11 @@ static struct of_device_id ehea_device_table[] = { MODULE_DEVICE_TABLE(of, ehea_device_table); static struct of_platform_driver ehea_driver = { - .name = "ehea", - .match_table = ehea_device_table, + .driver = { + .name = "ehea", + .owner = THIS_MODULE, + .of_match_table = ehea_device_table, + }, .probe = ehea_probe_adapter, .remove = ehea_remove, }; @@ -3050,7 +3053,7 @@ static DEVICE_ATTR(log_port_id, S_IRUSR | S_IRGRP | S_IROTH, ehea_show_port_id, static void __devinit logical_port_release(struct device *dev) { struct ehea_port *port = container_of(dev, struct ehea_port, ofdev.dev); - of_node_put(port->ofdev.node); + of_node_put(port->ofdev.dev.of_node); } static struct device *ehea_register_port(struct ehea_port *port, @@ -3058,7 +3061,7 @@ static struct device *ehea_register_port(struct ehea_port *port, { int ret; - port->ofdev.node = of_node_get(dn); + port->ofdev.dev.of_node = of_node_get(dn); port->ofdev.dev.parent = &port->adapter->ofdev->dev; port->ofdev.dev.bus = &ibmebus_bus_type; @@ -3225,7 +3228,7 @@ static int ehea_setup_ports(struct ehea_adapter *adapter) const u32 *dn_log_port_id; int i = 0; - lhea_dn = adapter->ofdev->node; + lhea_dn = adapter->ofdev->dev.of_node; while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) { dn_log_port_id = of_get_property(eth_dn, "ibm,hea-port-no", @@ -3264,7 +3267,7 @@ static struct device_node *ehea_get_eth_dn(struct ehea_adapter *adapter, struct device_node *eth_dn = NULL; const u32 *dn_log_port_id; - lhea_dn = adapter->ofdev->node; + lhea_dn = adapter->ofdev->dev.of_node; while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) { dn_log_port_id = of_get_property(eth_dn, "ibm,hea-port-no", @@ -3394,7 +3397,7 @@ static int __devinit ehea_probe_adapter(struct of_device *dev, const u64 *adapter_handle; int ret; - if (!dev || !dev->node) { + if (!dev || !dev->dev.of_node) { ehea_error("Invalid ibmebus device probed"); return -EINVAL; } @@ -3410,14 +3413,14 @@ static int __devinit ehea_probe_adapter(struct of_device *dev, adapter->ofdev = dev; - adapter_handle = of_get_property(dev->node, "ibm,hea-handle", + adapter_handle = of_get_property(dev->dev.of_node, "ibm,hea-handle", NULL); if (adapter_handle) adapter->handle = *adapter_handle; if (!adapter->handle) { dev_err(&dev->dev, "failed getting handle for adapter" - " '%s'\n", dev->node->full_name); + " '%s'\n", dev->dev.of_node->full_name); ret = -ENODEV; goto out_free_ad; } diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c index 221f440c10f4..25e6cc6840b1 100644 --- a/drivers/net/fec_mpc52xx.c +++ b/drivers/net/fec_mpc52xx.c @@ -871,7 +871,7 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match) priv->ndev = ndev; /* Reserve FEC control zone */ - rv = of_address_to_resource(op->node, 0, &mem); + rv = of_address_to_resource(op->dev.of_node, 0, &mem); if (rv) { printk(KERN_ERR DRIVER_NAME ": " "Error while parsing device node resource\n" ); @@ -919,7 +919,7 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match) /* Get the IRQ we need one by one */ /* Control */ - ndev->irq = irq_of_parse_and_map(op->node, 0); + ndev->irq = irq_of_parse_and_map(op->dev.of_node, 0); /* RX */ priv->r_irq = bcom_get_task_irq(priv->rx_dmatsk); @@ -942,20 +942,20 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match) /* Start with safe defaults for link connection */ priv->speed = 100; priv->duplex = DUPLEX_HALF; - priv->mdio_speed = ((mpc5xxx_get_bus_frequency(op->node) >> 20) / 5) << 1; + priv->mdio_speed = ((mpc5xxx_get_bus_frequency(op->dev.of_node) >> 20) / 5) << 1; /* The current speed preconfigures the speed of the MII link */ - prop = of_get_property(op->node, "current-speed", &prop_size); + prop = of_get_property(op->dev.of_node, "current-speed", &prop_size); if (prop && (prop_size >= sizeof(u32) * 2)) { priv->speed = prop[0]; priv->duplex = prop[1] ? DUPLEX_FULL : DUPLEX_HALF; } /* If there is a phy handle, then get the PHY node */ - priv->phy_node = of_parse_phandle(op->node, "phy-handle", 0); + priv->phy_node = of_parse_phandle(op->dev.of_node, "phy-handle", 0); /* the 7-wire property means don't use MII mode */ - if (of_find_property(op->node, "fsl,7-wire-mode", NULL)) { + if (of_find_property(op->dev.of_node, "fsl,7-wire-mode", NULL)) { priv->seven_wire_mode = 1; dev_info(&ndev->dev, "using 7-wire PHY mode\n"); } @@ -1063,9 +1063,11 @@ static struct of_device_id mpc52xx_fec_match[] = { MODULE_DEVICE_TABLE(of, mpc52xx_fec_match); static struct of_platform_driver mpc52xx_fec_driver = { - .owner = THIS_MODULE, - .name = DRIVER_NAME, - .match_table = mpc52xx_fec_match, + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + .of_match_table = mpc52xx_fec_match, + }, .probe = mpc52xx_fec_probe, .remove = mpc52xx_fec_remove, #ifdef CONFIG_PM diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c index 7658a082e390..006f64d9f96a 100644 --- a/drivers/net/fec_mpc52xx_phy.c +++ b/drivers/net/fec_mpc52xx_phy.c @@ -66,7 +66,7 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of, const struct of_device_id *match) { struct device *dev = &of->dev; - struct device_node *np = of->node; + struct device_node *np = of->dev.of_node; struct mii_bus *bus; struct mpc52xx_fec_mdio_priv *priv; struct resource res = {}; @@ -107,7 +107,7 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of, /* set MII speed */ out_be32(&priv->regs->mii_speed, - ((mpc5xxx_get_bus_frequency(of->node) >> 20) / 5) << 1); + ((mpc5xxx_get_bus_frequency(of->dev.of_node) >> 20) / 5) << 1); err = of_mdiobus_register(bus, np); if (err) @@ -159,10 +159,13 @@ static struct of_device_id mpc52xx_fec_mdio_match[] = { MODULE_DEVICE_TABLE(of, mpc52xx_fec_mdio_match); struct of_platform_driver mpc52xx_fec_mdio_driver = { - .name = "mpc5200b-fec-phy", + .driver = { + .name = "mpc5200b-fec-phy", + .owner = THIS_MODULE, + .of_match_table = mpc52xx_fec_mdio_match, + }, .probe = mpc52xx_fec_mdio_probe, .remove = mpc52xx_fec_mdio_remove, - .match_table = mpc52xx_fec_mdio_match, }; /* let fec driver call it, since this has to be registered before it */ diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c index 0fb0fefcb787..309a0eaddd81 100644 --- a/drivers/net/fs_enet/fs_enet-main.c +++ b/drivers/net/fs_enet/fs_enet-main.c @@ -1013,7 +1013,7 @@ static int __devinit fs_enet_probe(struct of_device *ofdev, return -ENOMEM; if (!IS_FEC(match)) { - data = of_get_property(ofdev->node, "fsl,cpm-command", &len); + data = of_get_property(ofdev->dev.of_node, "fsl,cpm-command", &len); if (!data || len != 4) goto out_free_fpi; @@ -1025,8 +1025,8 @@ static int __devinit fs_enet_probe(struct of_device *ofdev, fpi->rx_copybreak = 240; fpi->use_napi = 1; fpi->napi_weight = 17; - fpi->phy_node = of_parse_phandle(ofdev->node, "phy-handle", 0); - if ((!fpi->phy_node) && (!of_get_property(ofdev->node, "fixed-link", + fpi->phy_node = of_parse_phandle(ofdev->dev.of_node, "phy-handle", 0); + if ((!fpi->phy_node) && (!of_get_property(ofdev->dev.of_node, "fixed-link", NULL))) goto out_free_fpi; @@ -1059,7 +1059,7 @@ static int __devinit fs_enet_probe(struct of_device *ofdev, spin_lock_init(&fep->lock); spin_lock_init(&fep->tx_lock); - mac_addr = of_get_mac_address(ofdev->node); + mac_addr = of_get_mac_address(ofdev->dev.of_node); if (mac_addr) memcpy(ndev->dev_addr, mac_addr, 6); @@ -1156,8 +1156,11 @@ static struct of_device_id fs_enet_match[] = { MODULE_DEVICE_TABLE(of, fs_enet_match); static struct of_platform_driver fs_enet_driver = { - .name = "fs_enet", - .match_table = fs_enet_match, + .driver = { + .owner = THIS_MODULE, + .name = "fs_enet", + .of_match_table = fs_enet_match, + }, .probe = fs_enet_probe, .remove = fs_enet_remove, }; diff --git a/drivers/net/fs_enet/mac-fcc.c b/drivers/net/fs_enet/mac-fcc.c index 0ae65a2f1ab9..48e91b6242ce 100644 --- a/drivers/net/fs_enet/mac-fcc.c +++ b/drivers/net/fs_enet/mac-fcc.c @@ -88,19 +88,19 @@ static int do_pd_setup(struct fs_enet_private *fep) struct fs_platform_info *fpi = fep->fpi; int ret = -EINVAL; - fep->interrupt = of_irq_to_resource(ofdev->node, 0, NULL); + fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL); if (fep->interrupt == NO_IRQ) goto out; - fep->fcc.fccp = of_iomap(ofdev->node, 0); + fep->fcc.fccp = of_iomap(ofdev->dev.of_node, 0); if (!fep->fcc.fccp) goto out; - fep->fcc.ep = of_iomap(ofdev->node, 1); + fep->fcc.ep = of_iomap(ofdev->dev.of_node, 1); if (!fep->fcc.ep) goto out_fccp; - fep->fcc.fcccp = of_iomap(ofdev->node, 2); + fep->fcc.fcccp = of_iomap(ofdev->dev.of_node, 2); if (!fep->fcc.fcccp) goto out_ep; diff --git a/drivers/net/fs_enet/mac-fec.c b/drivers/net/fs_enet/mac-fec.c index 7eff92ef01da..7ca1642276d0 100644 --- a/drivers/net/fs_enet/mac-fec.c +++ b/drivers/net/fs_enet/mac-fec.c @@ -98,11 +98,11 @@ static int do_pd_setup(struct fs_enet_private *fep) { struct of_device *ofdev = to_of_device(fep->dev); - fep->interrupt = of_irq_to_resource(ofdev->node, 0, NULL); + fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL); if (fep->interrupt == NO_IRQ) return -EINVAL; - fep->fec.fecp = of_iomap(ofdev->node, 0); + fep->fec.fecp = of_iomap(ofdev->dev.of_node, 0); if (!fep->fcc.fccp) return -EINVAL; diff --git a/drivers/net/fs_enet/mac-scc.c b/drivers/net/fs_enet/mac-scc.c index 7f0591e43cd9..a3c44544846d 100644 --- a/drivers/net/fs_enet/mac-scc.c +++ b/drivers/net/fs_enet/mac-scc.c @@ -98,15 +98,15 @@ static int do_pd_setup(struct fs_enet_private *fep) { struct of_device *ofdev = to_of_device(fep->dev); - fep->interrupt = of_irq_to_resource(ofdev->node, 0, NULL); + fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL); if (fep->interrupt == NO_IRQ) return -EINVAL; - fep->scc.sccp = of_iomap(ofdev->node, 0); + fep->scc.sccp = of_iomap(ofdev->dev.of_node, 0); if (!fep->scc.sccp) return -EINVAL; - fep->scc.ep = of_iomap(ofdev->node, 1); + fep->scc.ep = of_iomap(ofdev->dev.of_node, 1); if (!fep->scc.ep) { iounmap(fep->scc.sccp); return -EINVAL; diff --git a/drivers/net/fs_enet/mii-bitbang.c b/drivers/net/fs_enet/mii-bitbang.c index 24ff9f43a62b..0f90685d3d19 100644 --- a/drivers/net/fs_enet/mii-bitbang.c +++ b/drivers/net/fs_enet/mii-bitbang.c @@ -224,8 +224,11 @@ static struct of_device_id fs_enet_mdio_bb_match[] = { MODULE_DEVICE_TABLE(of, fs_enet_mdio_bb_match); static struct of_platform_driver fs_enet_bb_mdio_driver = { - .name = "fsl-bb-mdio", - .match_table = fs_enet_mdio_bb_match, + .driver = { + .name = "fsl-bb-mdio", + .owner = THIS_MODULE, + .of_match_table = fs_enet_mdio_bb_match, + }, .probe = fs_enet_mdio_probe, .remove = fs_enet_mdio_remove, }; diff --git a/drivers/net/fs_enet/mii-fec.c b/drivers/net/fs_enet/mii-fec.c index 5944b65082cb..bddffd169b93 100644 --- a/drivers/net/fs_enet/mii-fec.c +++ b/drivers/net/fs_enet/mii-fec.c @@ -124,7 +124,7 @@ static int __devinit fs_enet_mdio_probe(struct of_device *ofdev, new_bus->write = &fs_enet_fec_mii_write; new_bus->reset = &fs_enet_fec_mii_reset; - ret = of_address_to_resource(ofdev->node, 0, &res); + ret = of_address_to_resource(ofdev->dev.of_node, 0, &res); if (ret) goto out_res; @@ -135,7 +135,7 @@ static int __devinit fs_enet_mdio_probe(struct of_device *ofdev, goto out_fec; if (get_bus_freq) { - clock = get_bus_freq(ofdev->node); + clock = get_bus_freq(ofdev->dev.of_node); if (!clock) { /* Use maximum divider if clock is unknown */ dev_warn(&ofdev->dev, "could not determine IPS clock\n"); @@ -172,7 +172,7 @@ static int __devinit fs_enet_mdio_probe(struct of_device *ofdev, new_bus->parent = &ofdev->dev; dev_set_drvdata(&ofdev->dev, new_bus); - ret = of_mdiobus_register(new_bus, ofdev->node); + ret = of_mdiobus_register(new_bus, ofdev->dev.of_node); if (ret) goto out_free_irqs; @@ -222,8 +222,11 @@ static struct of_device_id fs_enet_mdio_fec_match[] = { MODULE_DEVICE_TABLE(of, fs_enet_mdio_fec_match); static struct of_platform_driver fs_enet_fec_mdio_driver = { - .name = "fsl-fec-mdio", - .match_table = fs_enet_mdio_fec_match, + .driver = { + .name = "fsl-fec-mdio", + .owner = THIS_MODULE, + .of_match_table = fs_enet_mdio_fec_match, + }, .probe = fs_enet_mdio_probe, .remove = fs_enet_mdio_remove, }; diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c index ff028f59b930..b4c41d72c423 100644 --- a/drivers/net/fsl_pq_mdio.c +++ b/drivers/net/fsl_pq_mdio.c @@ -267,7 +267,7 @@ static int get_ucc_id_for_range(u64 start, u64 end, u32 *ucc_id) static int fsl_pq_mdio_probe(struct of_device *ofdev, const struct of_device_id *match) { - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct device_node *tbi; struct fsl_pq_mdio_priv *priv; struct fsl_pq_mdio __iomem *regs = NULL; @@ -471,10 +471,13 @@ static struct of_device_id fsl_pq_mdio_match[] = { MODULE_DEVICE_TABLE(of, fsl_pq_mdio_match); static struct of_platform_driver fsl_pq_mdio_driver = { - .name = "fsl-pq_mdio", + .driver = { + .name = "fsl-pq_mdio", + .owner = THIS_MODULE, + .of_match_table = fsl_pq_mdio_match, + }, .probe = fsl_pq_mdio_probe, .remove = fsl_pq_mdio_remove, - .match_table = fsl_pq_mdio_match, }; int __init fsl_pq_mdio_init(void) diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index c6791cd4ee05..1830f3199cb5 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -608,7 +608,7 @@ static int gfar_of_init(struct of_device *ofdev, struct net_device **pdev) int err = 0, i; struct net_device *dev = NULL; struct gfar_private *priv = NULL; - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct device_node *child = NULL; const u32 *stash; const u32 *stash_len; @@ -646,7 +646,7 @@ static int gfar_of_init(struct of_device *ofdev, struct net_device **pdev) return -ENOMEM; priv = netdev_priv(dev); - priv->node = ofdev->node; + priv->node = ofdev->dev.of_node; priv->ndev = dev; dev->num_tx_queues = num_tx_qs; @@ -939,7 +939,7 @@ static int gfar_probe(struct of_device *ofdev, priv = netdev_priv(dev); priv->ndev = dev; priv->ofdev = ofdev; - priv->node = ofdev->node; + priv->node = ofdev->dev.of_node; SET_NETDEV_DEV(dev, &ofdev->dev); spin_lock_init(&priv->bflock); @@ -3167,12 +3167,14 @@ MODULE_DEVICE_TABLE(of, gfar_match); /* Structure for a device driver */ static struct of_platform_driver gfar_driver = { - .name = "fsl-gianfar", - .match_table = gfar_match, - + .driver = { + .name = "fsl-gianfar", + .owner = THIS_MODULE, + .pm = GFAR_PM_OPS, + .of_match_table = gfar_match, + }, .probe = gfar_probe, .remove = gfar_remove, - .driver.pm = GFAR_PM_OPS, }; static int __init gfar_init(void) diff --git a/drivers/net/greth.c b/drivers/net/greth.c index fd491e409488..f37a4c143ddd 100644 --- a/drivers/net/greth.c +++ b/drivers/net/greth.c @@ -1499,7 +1499,8 @@ static int __devinit greth_of_probe(struct of_device *ofdev, const struct of_dev if (i == 6) { const unsigned char *addr; int len; - addr = of_get_property(ofdev->node, "local-mac-address", &len); + addr = of_get_property(ofdev->dev.of_node, "local-mac-address", + &len); if (addr != NULL && len == 6) { for (i = 0; i < 6; i++) macaddr[i] = (unsigned int) addr[i]; diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 2484e9e6c1ed..b150c102ca5a 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -136,7 +136,8 @@ static inline void emac_report_timeout_error(struct emac_instance *dev, EMAC_FTR_440EP_PHY_CLK_FIX)) DBG(dev, "%s" NL, error); else if (net_ratelimit()) - printk(KERN_ERR "%s: %s\n", dev->ofdev->node->full_name, error); + printk(KERN_ERR "%s: %s\n", dev->ofdev->dev.of_node->full_name, + error); } /* EMAC PHY clock workaround: @@ -2185,7 +2186,7 @@ static void emac_ethtool_get_drvinfo(struct net_device *ndev, strcpy(info->version, DRV_VERSION); info->fw_version[0] = '\0'; sprintf(info->bus_info, "PPC 4xx EMAC-%d %s", - dev->cell_index, dev->ofdev->node->full_name); + dev->cell_index, dev->ofdev->dev.of_node->full_name); info->regdump_len = emac_ethtool_get_regs_len(ndev); } @@ -2379,7 +2380,7 @@ static int __devinit emac_read_uint_prop(struct device_node *np, const char *nam static int __devinit emac_init_phy(struct emac_instance *dev) { - struct device_node *np = dev->ofdev->node; + struct device_node *np = dev->ofdev->dev.of_node; struct net_device *ndev = dev->ndev; u32 phy_map, adv; int i; @@ -2514,7 +2515,7 @@ static int __devinit emac_init_phy(struct emac_instance *dev) static int __devinit emac_init_config(struct emac_instance *dev) { - struct device_node *np = dev->ofdev->node; + struct device_node *np = dev->ofdev->dev.of_node; const void *p; unsigned int plen; const char *pm, *phy_modes[] = { @@ -2723,7 +2724,7 @@ static int __devinit emac_probe(struct of_device *ofdev, { struct net_device *ndev; struct emac_instance *dev; - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct device_node **blist = NULL; int err, i; @@ -2810,7 +2811,7 @@ static int __devinit emac_probe(struct of_device *ofdev, err = mal_register_commac(dev->mal, &dev->commac); if (err) { printk(KERN_ERR "%s: failed to register with mal %s!\n", - np->full_name, dev->mal_dev->node->full_name); + np->full_name, dev->mal_dev->dev.of_node->full_name); goto err_rel_deps; } dev->rx_skb_size = emac_rx_skb_size(ndev->mtu); @@ -2995,9 +2996,11 @@ static struct of_device_id emac_match[] = MODULE_DEVICE_TABLE(of, emac_match); static struct of_platform_driver emac_driver = { - .name = "emac", - .match_table = emac_match, - + .driver = { + .name = "emac", + .owner = THIS_MODULE, + .of_match_table = emac_match, + }, .probe = emac_probe, .remove = emac_remove, }; diff --git a/drivers/net/ibm_newemac/debug.c b/drivers/net/ibm_newemac/debug.c index 775c850a425a..3995fafc1e08 100644 --- a/drivers/net/ibm_newemac/debug.c +++ b/drivers/net/ibm_newemac/debug.c @@ -33,7 +33,7 @@ static void emac_desc_dump(struct emac_instance *p) int i; printk("** EMAC %s TX BDs **\n" " tx_cnt = %d tx_slot = %d ack_slot = %d\n", - p->ofdev->node->full_name, + p->ofdev->dev.of_node->full_name, p->tx_cnt, p->tx_slot, p->ack_slot); for (i = 0; i < NUM_TX_BUFF / 2; ++i) printk @@ -49,7 +49,7 @@ static void emac_desc_dump(struct emac_instance *p) printk("** EMAC %s RX BDs **\n" " rx_slot = %d flags = 0x%lx rx_skb_size = %d rx_sync_size = %d\n" " rx_sg_skb = 0x%p\n", - p->ofdev->node->full_name, + p->ofdev->dev.of_node->full_name, p->rx_slot, p->commac.flags, p->rx_skb_size, p->rx_sync_size, p->rx_sg_skb); for (i = 0; i < NUM_RX_BUFF / 2; ++i) @@ -77,7 +77,8 @@ static void emac_mac_dump(struct emac_instance *dev) "MR0 = 0x%08x MR1 = 0x%08x TMR0 = 0x%08x TMR1 = 0x%08x\n" "RMR = 0x%08x ISR = 0x%08x ISER = 0x%08x\n" "IAR = %04x%08x VTPID = 0x%04x VTCI = 0x%04x\n", - dev->ofdev->node->full_name, in_be32(&p->mr0), in_be32(&p->mr1), + dev->ofdev->dev.of_node->full_name, + in_be32(&p->mr0), in_be32(&p->mr1), in_be32(&p->tmr0), in_be32(&p->tmr1), in_be32(&p->rmr), in_be32(&p->isr), in_be32(&p->iser), in_be32(&p->iahr), in_be32(&p->ialr), in_be32(&p->vtpid), @@ -128,7 +129,7 @@ static void emac_mal_dump(struct mal_instance *mal) "CFG = 0x%08x ESR = 0x%08x IER = 0x%08x\n" "TX|CASR = 0x%08x CARR = 0x%08x EOBISR = 0x%08x DEIR = 0x%08x\n" "RX|CASR = 0x%08x CARR = 0x%08x EOBISR = 0x%08x DEIR = 0x%08x\n", - mal->ofdev->node->full_name, + mal->ofdev->dev.of_node->full_name, get_mal_dcrn(mal, MAL_CFG), get_mal_dcrn(mal, MAL_ESR), get_mal_dcrn(mal, MAL_IER), get_mal_dcrn(mal, MAL_TXCASR), get_mal_dcrn(mal, MAL_TXCARR), diff --git a/drivers/net/ibm_newemac/debug.h b/drivers/net/ibm_newemac/debug.h index b631842ec8d0..e596c77ccdf7 100644 --- a/drivers/net/ibm_newemac/debug.h +++ b/drivers/net/ibm_newemac/debug.h @@ -53,8 +53,8 @@ extern void emac_dbg_dump_all(void); #endif -#define EMAC_DBG(dev, name, fmt, arg...) \ - printk(KERN_DEBUG #name "%s: " fmt, dev->ofdev->node->full_name, ## arg) +#define EMAC_DBG(d, name, fmt, arg...) \ + printk(KERN_DEBUG #name "%s: " fmt, d->ofdev->dev.of_node->full_name, ## arg) #if DBG_LEVEL > 0 # define DBG(d,f,x...) EMAC_DBG(d, emac, f, ##x) diff --git a/drivers/net/ibm_newemac/mal.c b/drivers/net/ibm_newemac/mal.c index 5b3d94419fe6..fcff9e0bd382 100644 --- a/drivers/net/ibm_newemac/mal.c +++ b/drivers/net/ibm_newemac/mal.c @@ -538,11 +538,11 @@ static int __devinit mal_probe(struct of_device *ofdev, } mal->index = index; mal->ofdev = ofdev; - mal->version = of_device_is_compatible(ofdev->node, "ibm,mcmal2") ? 2 : 1; + mal->version = of_device_is_compatible(ofdev->dev.of_node, "ibm,mcmal2") ? 2 : 1; MAL_DBG(mal, "probe" NL); - prop = of_get_property(ofdev->node, "num-tx-chans", NULL); + prop = of_get_property(ofdev->dev.of_node, "num-tx-chans", NULL); if (prop == NULL) { printk(KERN_ERR "mal%d: can't find MAL num-tx-chans property!\n", @@ -552,7 +552,7 @@ static int __devinit mal_probe(struct of_device *ofdev, } mal->num_tx_chans = prop[0]; - prop = of_get_property(ofdev->node, "num-rx-chans", NULL); + prop = of_get_property(ofdev->dev.of_node, "num-rx-chans", NULL); if (prop == NULL) { printk(KERN_ERR "mal%d: can't find MAL num-rx-chans property!\n", @@ -562,14 +562,14 @@ static int __devinit mal_probe(struct of_device *ofdev, } mal->num_rx_chans = prop[0]; - dcr_base = dcr_resource_start(ofdev->node, 0); + dcr_base = dcr_resource_start(ofdev->dev.of_node, 0); if (dcr_base == 0) { printk(KERN_ERR "mal%d: can't find DCR resource!\n", index); err = -ENODEV; goto fail; } - mal->dcr_host = dcr_map(ofdev->node, dcr_base, 0x100); + mal->dcr_host = dcr_map(ofdev->dev.of_node, dcr_base, 0x100); if (!DCR_MAP_OK(mal->dcr_host)) { printk(KERN_ERR "mal%d: failed to map DCRs !\n", index); @@ -577,28 +577,28 @@ static int __devinit mal_probe(struct of_device *ofdev, goto fail; } - if (of_device_is_compatible(ofdev->node, "ibm,mcmal-405ez")) { + if (of_device_is_compatible(ofdev->dev.of_node, "ibm,mcmal-405ez")) { #if defined(CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT) && \ defined(CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR) mal->features |= (MAL_FTR_CLEAR_ICINTSTAT | MAL_FTR_COMMON_ERR_INT); #else printk(KERN_ERR "%s: Support for 405EZ not enabled!\n", - ofdev->node->full_name); + ofdev->dev.of_node->full_name); err = -ENODEV; goto fail; #endif } - mal->txeob_irq = irq_of_parse_and_map(ofdev->node, 0); - mal->rxeob_irq = irq_of_parse_and_map(ofdev->node, 1); - mal->serr_irq = irq_of_parse_and_map(ofdev->node, 2); + mal->txeob_irq = irq_of_parse_and_map(ofdev->dev.of_node, 0); + mal->rxeob_irq = irq_of_parse_and_map(ofdev->dev.of_node, 1); + mal->serr_irq = irq_of_parse_and_map(ofdev->dev.of_node, 2); if (mal_has_feature(mal, MAL_FTR_COMMON_ERR_INT)) { mal->txde_irq = mal->rxde_irq = mal->serr_irq; } else { - mal->txde_irq = irq_of_parse_and_map(ofdev->node, 3); - mal->rxde_irq = irq_of_parse_and_map(ofdev->node, 4); + mal->txde_irq = irq_of_parse_and_map(ofdev->dev.of_node, 3); + mal->rxde_irq = irq_of_parse_and_map(ofdev->dev.of_node, 4); } if (mal->txeob_irq == NO_IRQ || mal->rxeob_irq == NO_IRQ || @@ -629,7 +629,7 @@ static int __devinit mal_probe(struct of_device *ofdev, /* Current Axon is not happy with priority being non-0, it can * deadlock, fix it up here */ - if (of_device_is_compatible(ofdev->node, "ibm,mcmal-axon")) + if (of_device_is_compatible(ofdev->dev.of_node, "ibm,mcmal-axon")) cfg &= ~(MAL2_CFG_RPP_10 | MAL2_CFG_WPP_10); /* Apply configuration */ @@ -701,7 +701,7 @@ static int __devinit mal_probe(struct of_device *ofdev, printk(KERN_INFO "MAL v%d %s, %d TX channels, %d RX channels\n", - mal->version, ofdev->node->full_name, + mal->version, ofdev->dev.of_node->full_name, mal->num_tx_chans, mal->num_rx_chans); /* Advertise this instance to the rest of the world */ @@ -790,9 +790,11 @@ static struct of_device_id mal_platform_match[] = }; static struct of_platform_driver mal_of_driver = { - .name = "mcmal", - .match_table = mal_platform_match, - + .driver = { + .name = "mcmal", + .owner = THIS_MODULE, + .of_match_table = mal_platform_match, + }, .probe = mal_probe, .remove = mal_remove, }; diff --git a/drivers/net/ibm_newemac/rgmii.c b/drivers/net/ibm_newemac/rgmii.c index 5b90d34c8455..108919bcdf13 100644 --- a/drivers/net/ibm_newemac/rgmii.c +++ b/drivers/net/ibm_newemac/rgmii.c @@ -103,7 +103,7 @@ int __devinit rgmii_attach(struct of_device *ofdev, int input, int mode) /* Check if we need to attach to a RGMII */ if (input < 0 || !rgmii_valid_mode(mode)) { printk(KERN_ERR "%s: unsupported settings !\n", - ofdev->node->full_name); + ofdev->dev.of_node->full_name); return -ENODEV; } @@ -113,7 +113,7 @@ int __devinit rgmii_attach(struct of_device *ofdev, int input, int mode) out_be32(&p->fer, in_be32(&p->fer) | rgmii_mode_mask(mode, input)); printk(KERN_NOTICE "%s: input %d in %s mode\n", - ofdev->node->full_name, input, rgmii_mode_name(mode)); + ofdev->dev.of_node->full_name, input, rgmii_mode_name(mode)); ++dev->users; @@ -231,7 +231,7 @@ void *rgmii_dump_regs(struct of_device *ofdev, void *buf) static int __devinit rgmii_probe(struct of_device *ofdev, const struct of_device_id *match) { - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct rgmii_instance *dev; struct resource regs; int rc; @@ -264,11 +264,11 @@ static int __devinit rgmii_probe(struct of_device *ofdev, } /* Check for RGMII flags */ - if (of_get_property(ofdev->node, "has-mdio", NULL)) + if (of_get_property(ofdev->dev.of_node, "has-mdio", NULL)) dev->flags |= EMAC_RGMII_FLAG_HAS_MDIO; /* CAB lacks the right properties, fix this up */ - if (of_device_is_compatible(ofdev->node, "ibm,rgmii-axon")) + if (of_device_is_compatible(ofdev->dev.of_node, "ibm,rgmii-axon")) dev->flags |= EMAC_RGMII_FLAG_HAS_MDIO; DBG2(dev, " Boot FER = 0x%08x, SSR = 0x%08x\n", @@ -279,7 +279,7 @@ static int __devinit rgmii_probe(struct of_device *ofdev, printk(KERN_INFO "RGMII %s initialized with%s MDIO support\n", - ofdev->node->full_name, + ofdev->dev.of_node->full_name, (dev->flags & EMAC_RGMII_FLAG_HAS_MDIO) ? "" : "out"); wmb(); @@ -319,9 +319,11 @@ static struct of_device_id rgmii_match[] = }; static struct of_platform_driver rgmii_driver = { - .name = "emac-rgmii", - .match_table = rgmii_match, - + .driver = { + .name = "emac-rgmii", + .owner = THIS_MODULE, + .of_match_table = rgmii_match, + }, .probe = rgmii_probe, .remove = rgmii_remove, }; diff --git a/drivers/net/ibm_newemac/tah.c b/drivers/net/ibm_newemac/tah.c index 30173a9fb557..044637144c43 100644 --- a/drivers/net/ibm_newemac/tah.c +++ b/drivers/net/ibm_newemac/tah.c @@ -57,7 +57,8 @@ void tah_reset(struct of_device *ofdev) --n; if (unlikely(!n)) - printk(KERN_ERR "%s: reset timeout\n", ofdev->node->full_name); + printk(KERN_ERR "%s: reset timeout\n", + ofdev->dev.of_node->full_name); /* 10KB TAH TX FIFO accomodates the max MTU of 9000 */ out_be32(&p->mr, @@ -89,7 +90,7 @@ void *tah_dump_regs(struct of_device *ofdev, void *buf) static int __devinit tah_probe(struct of_device *ofdev, const struct of_device_id *match) { - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct tah_instance *dev; struct resource regs; int rc; @@ -127,7 +128,7 @@ static int __devinit tah_probe(struct of_device *ofdev, tah_reset(ofdev); printk(KERN_INFO - "TAH %s initialized\n", ofdev->node->full_name); + "TAH %s initialized\n", ofdev->dev.of_node->full_name); wmb(); return 0; @@ -165,9 +166,11 @@ static struct of_device_id tah_match[] = }; static struct of_platform_driver tah_driver = { - .name = "emac-tah", - .match_table = tah_match, - + .driver = { + .name = "emac-tah", + .owner = THIS_MODULE, + .of_match_table = tah_match, + }, .probe = tah_probe, .remove = tah_remove, }; diff --git a/drivers/net/ibm_newemac/zmii.c b/drivers/net/ibm_newemac/zmii.c index 1f038f808ab3..046dcd069c45 100644 --- a/drivers/net/ibm_newemac/zmii.c +++ b/drivers/net/ibm_newemac/zmii.c @@ -121,13 +121,14 @@ int __devinit zmii_attach(struct of_device *ofdev, int input, int *mode) dev->mode = *mode; printk(KERN_NOTICE "%s: bridge in %s mode\n", - ofdev->node->full_name, zmii_mode_name(dev->mode)); + ofdev->dev.of_node->full_name, + zmii_mode_name(dev->mode)); } else { /* All inputs must use the same mode */ if (*mode != PHY_MODE_NA && *mode != dev->mode) { printk(KERN_ERR "%s: invalid mode %d specified for input %d\n", - ofdev->node->full_name, *mode, input); + ofdev->dev.of_node->full_name, *mode, input); mutex_unlock(&dev->lock); return -EINVAL; } @@ -233,7 +234,7 @@ void *zmii_dump_regs(struct of_device *ofdev, void *buf) static int __devinit zmii_probe(struct of_device *ofdev, const struct of_device_id *match) { - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct zmii_instance *dev; struct resource regs; int rc; @@ -273,7 +274,7 @@ static int __devinit zmii_probe(struct of_device *ofdev, out_be32(&dev->base->fer, 0); printk(KERN_INFO - "ZMII %s initialized\n", ofdev->node->full_name); + "ZMII %s initialized\n", ofdev->dev.of_node->full_name); wmb(); dev_set_drvdata(&ofdev->dev, dev); @@ -312,9 +313,11 @@ static struct of_device_id zmii_match[] = }; static struct of_platform_driver zmii_driver = { - .name = "emac-zmii", - .match_table = zmii_match, - + .driver = { + .name = "emac-zmii", + .owner = THIS_MODULE, + .of_match_table = zmii_match, + }, .probe = zmii_probe, .remove = zmii_remove, }; diff --git a/drivers/net/ll_temac_main.c b/drivers/net/ll_temac_main.c index fbd07de2e088..52dcc8495647 100644 --- a/drivers/net/ll_temac_main.c +++ b/drivers/net/ll_temac_main.c @@ -942,7 +942,7 @@ temac_of_probe(struct of_device *op, const struct of_device_id *match) mutex_init(&lp->indirect_mutex); /* map device registers */ - lp->regs = of_iomap(op->node, 0); + lp->regs = of_iomap(op->dev.of_node, 0); if (!lp->regs) { dev_err(&op->dev, "could not map temac regs.\n"); goto nodev; @@ -961,7 +961,7 @@ temac_of_probe(struct of_device *op, const struct of_device_id *match) lp->temac_features |= TEMAC_FEATURE_RX_CSUM; /* Find the DMA node, map the DMA registers, and decode the DMA IRQs */ - np = of_parse_phandle(op->node, "llink-connected", 0); + np = of_parse_phandle(op->dev.of_node, "llink-connected", 0); if (!np) { dev_err(&op->dev, "could not find DMA node\n"); goto nodev; @@ -993,7 +993,7 @@ temac_of_probe(struct of_device *op, const struct of_device_id *match) of_node_put(np); /* Finished with the DMA node; drop the reference */ /* Retrieve the MAC address */ - addr = of_get_property(op->node, "local-mac-address", &size); + addr = of_get_property(op->dev.of_node, "local-mac-address", &size); if ((!addr) || (size != 6)) { dev_err(&op->dev, "could not find MAC address\n"); rc = -ENODEV; @@ -1001,11 +1001,11 @@ temac_of_probe(struct of_device *op, const struct of_device_id *match) } temac_set_mac_address(ndev, (void *)addr); - rc = temac_mdio_setup(lp, op->node); + rc = temac_mdio_setup(lp, op->dev.of_node); if (rc) dev_warn(&op->dev, "error registering MDIO bus\n"); - lp->phy_node = of_parse_phandle(op->node, "phy-handle", 0); + lp->phy_node = of_parse_phandle(op->dev.of_node, "phy-handle", 0); if (lp->phy_node) dev_dbg(lp->dev, "using PHY node %s (%p)\n", np->full_name, np); @@ -1058,12 +1058,12 @@ static struct of_device_id temac_of_match[] __devinitdata = { MODULE_DEVICE_TABLE(of, temac_of_match); static struct of_platform_driver temac_of_driver = { - .match_table = temac_of_match, .probe = temac_of_probe, .remove = __devexit_p(temac_of_remove), .driver = { .owner = THIS_MODULE, .name = "xilinx_temac", + .of_match_table = temac_of_match, }, }; diff --git a/drivers/net/mlx4/icm.c b/drivers/net/mlx4/icm.c index 57288ca1395f..b07e4dee80aa 100644 --- a/drivers/net/mlx4/icm.c +++ b/drivers/net/mlx4/icm.c @@ -163,28 +163,30 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages, ret = mlx4_alloc_icm_pages(&chunk->mem[chunk->npages], cur_order, gfp_mask); - if (!ret) { - ++chunk->npages; - - if (coherent) - ++chunk->nsg; - else if (chunk->npages == MLX4_ICM_CHUNK_LEN) { - chunk->nsg = pci_map_sg(dev->pdev, chunk->mem, - chunk->npages, - PCI_DMA_BIDIRECTIONAL); + if (ret) { + if (--cur_order < 0) + goto fail; + else + continue; + } - if (chunk->nsg <= 0) - goto fail; + ++chunk->npages; - chunk = NULL; - } + if (coherent) + ++chunk->nsg; + else if (chunk->npages == MLX4_ICM_CHUNK_LEN) { + chunk->nsg = pci_map_sg(dev->pdev, chunk->mem, + chunk->npages, + PCI_DMA_BIDIRECTIONAL); - npages -= 1 << cur_order; - } else { - --cur_order; - if (cur_order < 0) + if (chunk->nsg <= 0) goto fail; } + + if (chunk->npages == MLX4_ICM_CHUNK_LEN) + chunk = NULL; + + npages -= 1 << cur_order; } if (!coherent && chunk) { diff --git a/drivers/net/mlx4/mlx4.h b/drivers/net/mlx4/mlx4.h index bc72d6e4919b..13343e884999 100644 --- a/drivers/net/mlx4/mlx4.h +++ b/drivers/net/mlx4/mlx4.h @@ -40,6 +40,7 @@ #include <linux/mutex.h> #include <linux/radix-tree.h> #include <linux/timer.h> +#include <linux/semaphore.h> #include <linux/workqueue.h> #include <linux/mlx4/device.h> diff --git a/drivers/net/myri_sbus.c b/drivers/net/myri_sbus.c index 3898108f98ce..1a57c3da1f49 100644 --- a/drivers/net/myri_sbus.c +++ b/drivers/net/myri_sbus.c @@ -928,7 +928,7 @@ static const struct net_device_ops myri_ops = { static int __devinit myri_sbus_probe(struct of_device *op, const struct of_device_id *match) { - struct device_node *dp = op->node; + struct device_node *dp = op->dev.of_node; static unsigned version_printed; struct net_device *dev; struct myri_eth *mp; @@ -1161,8 +1161,11 @@ static const struct of_device_id myri_sbus_match[] = { MODULE_DEVICE_TABLE(of, myri_sbus_match); static struct of_platform_driver myri_sbus_driver = { - .name = "myri", - .match_table = myri_sbus_match, + .driver = { + .name = "myri", + .owner = THIS_MODULE, + .of_match_table = myri_sbus_match, + }, .probe = myri_sbus_probe, .remove = __devexit_p(myri_sbus_remove), }; diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index c61a61f177b7..6ce6ce1df6d2 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -2560,7 +2560,8 @@ netxen_sysfs_validate_crb(struct netxen_adapter *adapter, } static ssize_t -netxen_sysfs_read_crb(struct kobject *kobj, struct bin_attribute *attr, +netxen_sysfs_read_crb(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = container_of(kobj, struct device, kobj); @@ -2587,7 +2588,8 @@ netxen_sysfs_read_crb(struct kobject *kobj, struct bin_attribute *attr, } static ssize_t -netxen_sysfs_write_crb(struct kobject *kobj, struct bin_attribute *attr, +netxen_sysfs_write_crb(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = container_of(kobj, struct device, kobj); @@ -2627,7 +2629,8 @@ netxen_sysfs_validate_mem(struct netxen_adapter *adapter, } static ssize_t -netxen_sysfs_read_mem(struct kobject *kobj, struct bin_attribute *attr, +netxen_sysfs_read_mem(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = container_of(kobj, struct device, kobj); @@ -2647,7 +2650,7 @@ netxen_sysfs_read_mem(struct kobject *kobj, struct bin_attribute *attr, return size; } -static ssize_t netxen_sysfs_write_mem(struct kobject *kobj, +static ssize_t netxen_sysfs_write_mem(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { diff --git a/drivers/net/niu.c b/drivers/net/niu.c index 30abb4e436f1..63e8e3893bd6 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -9115,7 +9115,7 @@ static int __devinit niu_n2_irq_init(struct niu *np, u8 *ldg_num_map) const u32 *int_prop; int i; - int_prop = of_get_property(op->node, "interrupts", NULL); + int_prop = of_get_property(op->dev.of_node, "interrupts", NULL); if (!int_prop) return -ENODEV; @@ -9266,7 +9266,7 @@ static int __devinit niu_get_of_props(struct niu *np) int prop_len; if (np->parent->plat_type == PLAT_TYPE_NIU) - dp = np->op->node; + dp = np->op->dev.of_node; else dp = pci_device_to_OF_node(np->pdev); @@ -10083,10 +10083,10 @@ static int __devinit niu_of_probe(struct of_device *op, niu_driver_version(); - reg = of_get_property(op->node, "reg", NULL); + reg = of_get_property(op->dev.of_node, "reg", NULL); if (!reg) { dev_err(&op->dev, "%s: No 'reg' property, aborting\n", - op->node->full_name); + op->dev.of_node->full_name); return -ENODEV; } @@ -10099,7 +10099,7 @@ static int __devinit niu_of_probe(struct of_device *op, np = netdev_priv(dev); memset(&parent_id, 0, sizeof(parent_id)); - parent_id.of = of_get_parent(op->node); + parent_id.of = of_get_parent(op->dev.of_node); np->parent = niu_get_parent(np, &parent_id, PLAT_TYPE_NIU); @@ -10234,8 +10234,11 @@ static const struct of_device_id niu_match[] = { MODULE_DEVICE_TABLE(of, niu_match); static struct of_platform_driver niu_of_driver = { - .name = "niu", - .match_table = niu_match, + .driver = { + .name = "niu", + .owner = THIS_MODULE, + .of_match_table = niu_match, + }, .probe = niu_of_probe, .remove = __devexit_p(niu_of_remove), }; diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c index 35897134a5dd..fc5fef2a8175 100644 --- a/drivers/net/phy/mdio-gpio.c +++ b/drivers/net/phy/mdio-gpio.c @@ -199,12 +199,12 @@ static int __devinit mdio_ofgpio_probe(struct of_device *ofdev, if (!pdata) return -ENOMEM; - ret = of_get_gpio(ofdev->node, 0); + ret = of_get_gpio(ofdev->dev.of_node, 0); if (ret < 0) goto out_free; pdata->mdc = ret; - ret = of_get_gpio(ofdev->node, 1); + ret = of_get_gpio(ofdev->dev.of_node, 1); if (ret < 0) goto out_free; pdata->mdio = ret; @@ -213,7 +213,7 @@ static int __devinit mdio_ofgpio_probe(struct of_device *ofdev, if (!new_bus) goto out_free; - ret = of_mdiobus_register(new_bus, ofdev->node); + ret = of_mdiobus_register(new_bus, ofdev->dev.of_node); if (ret) mdio_gpio_bus_deinit(&ofdev->dev); @@ -241,8 +241,11 @@ static struct of_device_id mdio_ofgpio_match[] = { MODULE_DEVICE_TABLE(of, mdio_ofgpio_match); static struct of_platform_driver mdio_ofgpio_driver = { - .name = "mdio-gpio", - .match_table = mdio_ofgpio_match, + .driver = { + .name = "mdio-gpio", + .owner = THIS_MODULE, + .of_match_table = mdio_ofgpio_match, + }, .probe = mdio_ofgpio_probe, .remove = __devexit_p(mdio_ofgpio_remove), }; diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 5441688daba7..c5f8eb102bf7 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -2926,5 +2926,5 @@ EXPORT_SYMBOL(ppp_output_wakeup); EXPORT_SYMBOL(ppp_register_compressor); EXPORT_SYMBOL(ppp_unregister_compressor); MODULE_LICENSE("GPL"); -MODULE_ALIAS_CHARDEV_MAJOR(PPP_MAJOR); -MODULE_ALIAS("/dev/ppp"); +MODULE_ALIAS_CHARDEV(PPP_MAJOR, 0); +MODULE_ALIAS("devname:ppp"); diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index 1003eb76fda3..23ea9caa5261 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -2464,7 +2464,8 @@ qlcnic_sysfs_validate_crb(struct qlcnic_adapter *adapter, } static ssize_t -qlcnic_sysfs_read_crb(struct kobject *kobj, struct bin_attribute *attr, +qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = container_of(kobj, struct device, kobj); @@ -2488,7 +2489,8 @@ qlcnic_sysfs_read_crb(struct kobject *kobj, struct bin_attribute *attr, } static ssize_t -qlcnic_sysfs_write_crb(struct kobject *kobj, struct bin_attribute *attr, +qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = container_of(kobj, struct device, kobj); @@ -2525,7 +2527,8 @@ qlcnic_sysfs_validate_mem(struct qlcnic_adapter *adapter, } static ssize_t -qlcnic_sysfs_read_mem(struct kobject *kobj, struct bin_attribute *attr, +qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = container_of(kobj, struct device, kobj); @@ -2546,7 +2549,8 @@ qlcnic_sysfs_read_mem(struct kobject *kobj, struct bin_attribute *attr, } static ssize_t -qlcnic_sysfs_write_mem(struct kobject *kobj, struct bin_attribute *attr, +qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = container_of(kobj, struct device, kobj); diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c index 4591fe9bf0b9..367e96f317d4 100644 --- a/drivers/net/sunbmac.c +++ b/drivers/net/sunbmac.c @@ -1131,8 +1131,8 @@ static int __devinit bigmac_ether_init(struct of_device *op, goto fail_and_cleanup; /* Get supported SBUS burst sizes. */ - bsizes = of_getintprop_default(qec_op->node, "burst-sizes", 0xff); - bsizes_more = of_getintprop_default(qec_op->node, "burst-sizes", 0xff); + bsizes = of_getintprop_default(qec_op->dev.of_node, "burst-sizes", 0xff); + bsizes_more = of_getintprop_default(qec_op->dev.of_node, "burst-sizes", 0xff); bsizes &= 0xff; if (bsizes_more != 0xff) @@ -1184,7 +1184,7 @@ static int __devinit bigmac_ether_init(struct of_device *op, } /* Get the board revision of this BigMAC. */ - bp->board_rev = of_getintprop_default(bp->bigmac_op->node, + bp->board_rev = of_getintprop_default(bp->bigmac_op->dev.of_node, "board-version", 1); /* Init auto-negotiation timer state. */ @@ -1290,8 +1290,11 @@ static const struct of_device_id bigmac_sbus_match[] = { MODULE_DEVICE_TABLE(of, bigmac_sbus_match); static struct of_platform_driver bigmac_sbus_driver = { - .name = "sunbmac", - .match_table = bigmac_sbus_match, + .driver = { + .name = "sunbmac", + .owner = THIS_MODULE, + .of_match_table = bigmac_sbus_match, + }, .probe = bigmac_sbus_probe, .remove = __devexit_p(bigmac_sbus_remove), }; diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c index 915c5909c7a8..3d9650b8d38f 100644 --- a/drivers/net/sunhme.c +++ b/drivers/net/sunhme.c @@ -2481,7 +2481,7 @@ static void hme_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info else { const struct linux_prom_registers *regs; struct of_device *op = hp->happy_dev; - regs = of_get_property(op->node, "regs", NULL); + regs = of_get_property(op->dev.of_node, "regs", NULL); if (regs) sprintf(info->bus_info, "SBUS:%d", regs->which_io); @@ -2641,14 +2641,14 @@ static const struct net_device_ops hme_netdev_ops = { #ifdef CONFIG_SBUS static int __devinit happy_meal_sbus_probe_one(struct of_device *op, int is_qfe) { - struct device_node *dp = op->node, *sbus_dp; + struct device_node *dp = op->dev.of_node, *sbus_dp; struct quattro *qp = NULL; struct happy_meal *hp; struct net_device *dev; int i, qfe_slot = -1; int err = -ENODEV; - sbus_dp = to_of_device(op->dev.parent)->node; + sbus_dp = to_of_device(op->dev.parent)->dev.of_node; /* We can match PCI devices too, do not accept those here. */ if (strcmp(sbus_dp->name, "sbus")) @@ -3237,7 +3237,7 @@ static void happy_meal_pci_exit(void) #ifdef CONFIG_SBUS static int __devinit hme_sbus_probe(struct of_device *op, const struct of_device_id *match) { - struct device_node *dp = op->node; + struct device_node *dp = op->dev.of_node; const char *model = of_get_property(dp, "model", NULL); int is_qfe = (match->data != NULL); @@ -3291,8 +3291,11 @@ static const struct of_device_id hme_sbus_match[] = { MODULE_DEVICE_TABLE(of, hme_sbus_match); static struct of_platform_driver hme_sbus_driver = { - .name = "hme", - .match_table = hme_sbus_match, + .driver = { + .name = "hme", + .owner = THIS_MODULE, + .of_match_table = hme_sbus_match, + }, .probe = hme_sbus_probe, .remove = __devexit_p(hme_sbus_remove), }; diff --git a/drivers/net/sunlance.c b/drivers/net/sunlance.c index 386af7bbe678..7d9c33dd9d1a 100644 --- a/drivers/net/sunlance.c +++ b/drivers/net/sunlance.c @@ -1323,7 +1323,7 @@ static int __devinit sparc_lance_probe_one(struct of_device *op, struct of_device *ledma, struct of_device *lebuffer) { - struct device_node *dp = op->node; + struct device_node *dp = op->dev.of_node; static unsigned version_printed; struct lance_private *lp; struct net_device *dev; @@ -1410,7 +1410,7 @@ static int __devinit sparc_lance_probe_one(struct of_device *op, lp->burst_sizes = 0; if (lp->ledma) { - struct device_node *ledma_dp = ledma->node; + struct device_node *ledma_dp = ledma->dev.of_node; struct device_node *sbus_dp; unsigned int sbmask; const char *prop; @@ -1506,7 +1506,7 @@ fail: static int __devinit sunlance_sbus_probe(struct of_device *op, const struct of_device_id *match) { struct of_device *parent = to_of_device(op->dev.parent); - struct device_node *parent_dp = parent->node; + struct device_node *parent_dp = parent->dev.of_node; int err; if (!strcmp(parent_dp->name, "ledma")) { @@ -1545,8 +1545,11 @@ static const struct of_device_id sunlance_sbus_match[] = { MODULE_DEVICE_TABLE(of, sunlance_sbus_match); static struct of_platform_driver sunlance_sbus_driver = { - .name = "sunlance", - .match_table = sunlance_sbus_match, + .driver = { + .name = "sunlance", + .owner = THIS_MODULE, + .of_match_table = sunlance_sbus_match, + }, .probe = sunlance_sbus_probe, .remove = __devexit_p(sunlance_sbus_remove), }; diff --git a/drivers/net/sunqe.c b/drivers/net/sunqe.c index a7542d25c845..72b579c8d812 100644 --- a/drivers/net/sunqe.c +++ b/drivers/net/sunqe.c @@ -695,7 +695,7 @@ static void qe_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) strcpy(info->version, "3.0"); op = qep->op; - regs = of_get_property(op->node, "reg", NULL); + regs = of_get_property(op->dev.of_node, "reg", NULL); if (regs) sprintf(info->bus_info, "SBUS:%d", regs->which_io); @@ -799,7 +799,7 @@ static struct sunqec * __devinit get_qec(struct of_device *child) if (qec_global_reset(qecp->gregs)) goto fail; - qecp->qec_bursts = qec_get_burst(op->node); + qecp->qec_bursts = qec_get_burst(op->dev.of_node); qec_init_once(qecp, op); @@ -857,7 +857,7 @@ static int __devinit qec_ether_init(struct of_device *op) res = -ENODEV; - i = of_getintprop_default(op->node, "channel#", -1); + i = of_getintprop_default(op->dev.of_node, "channel#", -1); if (i == -1) goto fail; qe->channel = i; @@ -977,8 +977,11 @@ static const struct of_device_id qec_sbus_match[] = { MODULE_DEVICE_TABLE(of, qec_sbus_match); static struct of_platform_driver qec_sbus_driver = { - .name = "qec", - .match_table = qec_sbus_match, + .driver = { + .name = "qec", + .owner = THIS_MODULE, + .of_match_table = qec_sbus_match, + }, .probe = qec_sbus_probe, .remove = __devexit_p(qec_sbus_remove), }; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 8793c2bf7f15..6ad6fe706312 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1651,3 +1651,4 @@ MODULE_DESCRIPTION(DRV_DESCRIPTION); MODULE_AUTHOR(DRV_COPYRIGHT); MODULE_LICENSE("GPL"); MODULE_ALIAS_MISCDEV(TUN_MINOR); +MODULE_ALIAS("devname:net/tun"); diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index 932602db54b3..4a34833b85dd 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -3719,7 +3719,7 @@ static const struct net_device_ops ucc_geth_netdev_ops = { static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *match) { struct device *device = &ofdev->dev; - struct device_node *np = ofdev->node; + struct device_node *np = ofdev->dev.of_node; struct net_device *dev = NULL; struct ucc_geth_private *ugeth = NULL; struct ucc_geth_info *ug_info; @@ -3963,8 +3963,11 @@ static struct of_device_id ucc_geth_match[] = { MODULE_DEVICE_TABLE(of, ucc_geth_match); static struct of_platform_driver ucc_geth_driver = { - .name = DRV_NAME, - .match_table = ucc_geth_match, + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + .of_match_table = ucc_geth_match, + }, .probe = ucc_geth_probe, .remove = ucc_geth_remove, .suspend = ucc_geth_suspend, diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index b0a85d038796..78eb3190b9b1 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -122,7 +122,7 @@ static void skb_xmit_done(struct virtqueue *svq) struct virtnet_info *vi = svq->vdev->priv; /* Suppress further interrupts. */ - svq->vq_ops->disable_cb(svq); + virtqueue_disable_cb(svq); /* We were probably waiting for more output buffers. */ netif_wake_queue(vi->dev); @@ -210,7 +210,7 @@ static int receive_mergeable(struct virtnet_info *vi, struct sk_buff *skb) return -EINVAL; } - page = vi->rvq->vq_ops->get_buf(vi->rvq, &len); + page = virtqueue_get_buf(vi->rvq, &len); if (!page) { pr_debug("%s: rx error: %d buffers missing\n", skb->dev->name, hdr->mhdr.num_buffers); @@ -340,7 +340,7 @@ static int add_recvbuf_small(struct virtnet_info *vi, gfp_t gfp) skb_to_sgvec(skb, vi->rx_sg + 1, 0, skb->len); - err = vi->rvq->vq_ops->add_buf(vi->rvq, vi->rx_sg, 0, 2, skb); + err = virtqueue_add_buf(vi->rvq, vi->rx_sg, 0, 2, skb); if (err < 0) dev_kfree_skb(skb); @@ -385,7 +385,7 @@ static int add_recvbuf_big(struct virtnet_info *vi, gfp_t gfp) /* chain first in list head */ first->private = (unsigned long)list; - err = vi->rvq->vq_ops->add_buf(vi->rvq, vi->rx_sg, 0, MAX_SKB_FRAGS + 2, + err = virtqueue_add_buf(vi->rvq, vi->rx_sg, 0, MAX_SKB_FRAGS + 2, first); if (err < 0) give_pages(vi, first); @@ -404,7 +404,7 @@ static int add_recvbuf_mergeable(struct virtnet_info *vi, gfp_t gfp) sg_init_one(vi->rx_sg, page_address(page), PAGE_SIZE); - err = vi->rvq->vq_ops->add_buf(vi->rvq, vi->rx_sg, 0, 1, page); + err = virtqueue_add_buf(vi->rvq, vi->rx_sg, 0, 1, page); if (err < 0) give_pages(vi, page); @@ -433,7 +433,7 @@ static bool try_fill_recv(struct virtnet_info *vi, gfp_t gfp) } while (err > 0); if (unlikely(vi->num > vi->max)) vi->max = vi->num; - vi->rvq->vq_ops->kick(vi->rvq); + virtqueue_kick(vi->rvq); return !oom; } @@ -442,7 +442,7 @@ static void skb_recv_done(struct virtqueue *rvq) struct virtnet_info *vi = rvq->vdev->priv; /* Schedule NAPI, Suppress further interrupts if successful. */ if (napi_schedule_prep(&vi->napi)) { - rvq->vq_ops->disable_cb(rvq); + virtqueue_disable_cb(rvq); __napi_schedule(&vi->napi); } } @@ -471,7 +471,7 @@ static int virtnet_poll(struct napi_struct *napi, int budget) again: while (received < budget && - (buf = vi->rvq->vq_ops->get_buf(vi->rvq, &len)) != NULL) { + (buf = virtqueue_get_buf(vi->rvq, &len)) != NULL) { receive_buf(vi->dev, buf, len); --vi->num; received++; @@ -485,9 +485,9 @@ again: /* Out of packets? */ if (received < budget) { napi_complete(napi); - if (unlikely(!vi->rvq->vq_ops->enable_cb(vi->rvq)) && + if (unlikely(!virtqueue_enable_cb(vi->rvq)) && napi_schedule_prep(napi)) { - vi->rvq->vq_ops->disable_cb(vi->rvq); + virtqueue_disable_cb(vi->rvq); __napi_schedule(napi); goto again; } @@ -501,7 +501,7 @@ static unsigned int free_old_xmit_skbs(struct virtnet_info *vi) struct sk_buff *skb; unsigned int len, tot_sgs = 0; - while ((skb = vi->svq->vq_ops->get_buf(vi->svq, &len)) != NULL) { + while ((skb = virtqueue_get_buf(vi->svq, &len)) != NULL) { pr_debug("Sent skb %p\n", skb); vi->dev->stats.tx_bytes += skb->len; vi->dev->stats.tx_packets++; @@ -554,7 +554,7 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb) sg_set_buf(vi->tx_sg, &hdr->hdr, sizeof hdr->hdr); hdr->num_sg = skb_to_sgvec(skb, vi->tx_sg + 1, 0, skb->len) + 1; - return vi->svq->vq_ops->add_buf(vi->svq, vi->tx_sg, hdr->num_sg, + return virtqueue_add_buf(vi->svq, vi->tx_sg, hdr->num_sg, 0, skb); } @@ -574,14 +574,14 @@ again: if (unlikely(capacity < 0)) { netif_stop_queue(dev); dev_warn(&dev->dev, "Unexpected full queue\n"); - if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) { - vi->svq->vq_ops->disable_cb(vi->svq); + if (unlikely(!virtqueue_enable_cb(vi->svq))) { + virtqueue_disable_cb(vi->svq); netif_start_queue(dev); goto again; } return NETDEV_TX_BUSY; } - vi->svq->vq_ops->kick(vi->svq); + virtqueue_kick(vi->svq); /* Don't wait up for transmitted skbs to be freed. */ skb_orphan(skb); @@ -591,12 +591,12 @@ again: * before it gets out of hand. Naturally, this wastes entries. */ if (capacity < 2+MAX_SKB_FRAGS) { netif_stop_queue(dev); - if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) { + if (unlikely(!virtqueue_enable_cb(vi->svq))) { /* More just got used, free them then recheck. */ capacity += free_old_xmit_skbs(vi); if (capacity >= 2+MAX_SKB_FRAGS) { netif_start_queue(dev); - vi->svq->vq_ops->disable_cb(vi->svq); + virtqueue_disable_cb(vi->svq); } } } @@ -641,7 +641,7 @@ static int virtnet_open(struct net_device *dev) * now. virtnet_poll wants re-enable the queue, so we disable here. * We synchronize against interrupts via NAPI_STATE_SCHED */ if (napi_schedule_prep(&vi->napi)) { - vi->rvq->vq_ops->disable_cb(vi->rvq); + virtqueue_disable_cb(vi->rvq); __napi_schedule(&vi->napi); } return 0; @@ -678,15 +678,15 @@ static bool virtnet_send_command(struct virtnet_info *vi, u8 class, u8 cmd, sg_set_buf(&sg[i + 1], sg_virt(s), s->length); sg_set_buf(&sg[out + in - 1], &status, sizeof(status)); - BUG_ON(vi->cvq->vq_ops->add_buf(vi->cvq, sg, out, in, vi) < 0); + BUG_ON(virtqueue_add_buf(vi->cvq, sg, out, in, vi) < 0); - vi->cvq->vq_ops->kick(vi->cvq); + virtqueue_kick(vi->cvq); /* * Spin for a response, the kick causes an ioport write, trapping * into the hypervisor, so the request should be handled immediately. */ - while (!vi->cvq->vq_ops->get_buf(vi->cvq, &tmp)) + while (!virtqueue_get_buf(vi->cvq, &tmp)) cpu_relax(); return status == VIRTIO_NET_OK; @@ -1003,13 +1003,13 @@ static void free_unused_bufs(struct virtnet_info *vi) { void *buf; while (1) { - buf = vi->svq->vq_ops->detach_unused_buf(vi->svq); + buf = virtqueue_detach_unused_buf(vi->svq); if (!buf) break; dev_kfree_skb(buf); } while (1) { - buf = vi->rvq->vq_ops->detach_unused_buf(vi->rvq); + buf = virtqueue_detach_unused_buf(vi->rvq); if (!buf) break; if (vi->mergeable_rx_bufs || vi->big_packets) diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index a441aad922c2..3b7ab20a5c54 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -5162,13 +5162,6 @@ static void proc_SSID_on_close(struct inode *inode, struct file *file) enable_MAC(ai, 1); } -static inline u8 hexVal(char c) { - if (c>='0' && c<='9') return c -= '0'; - if (c>='a' && c<='f') return c -= 'a'-10; - if (c>='A' && c<='F') return c -= 'A'-10; - return 0; -} - static void proc_APList_on_close( struct inode *inode, struct file *file ) { struct proc_data *data = (struct proc_data *)file->private_data; struct proc_dir_entry *dp = PDE(inode); @@ -5188,11 +5181,11 @@ static void proc_APList_on_close( struct inode *inode, struct file *file ) { switch(j%3) { case 0: APList_rid.ap[i][j/3]= - hexVal(data->wbuffer[j+i*6*3])<<4; + hex_to_bin(data->wbuffer[j+i*6*3])<<4; break; case 1: APList_rid.ap[i][j/3]|= - hexVal(data->wbuffer[j+i*6*3]); + hex_to_bin(data->wbuffer[j+i*6*3]); break; } } @@ -5340,10 +5333,10 @@ static void proc_wepkey_on_close( struct inode *inode, struct file *file ) { for( i = 0; i < 16*3 && data->wbuffer[i+j]; i++ ) { switch(i%3) { case 0: - key[i/3] = hexVal(data->wbuffer[i+j])<<4; + key[i/3] = hex_to_bin(data->wbuffer[i+j])<<4; break; case 1: - key[i/3] |= hexVal(data->wbuffer[i+j]); + key[i/3] |= hex_to_bin(data->wbuffer[i+j]); break; } } diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c index a7db68d37ee9..d04c5b262050 100644 --- a/drivers/net/xilinx_emaclite.c +++ b/drivers/net/xilinx_emaclite.c @@ -1088,7 +1088,7 @@ static void xemaclite_remove_ndev(struct net_device *ndev) */ static bool get_bool(struct of_device *ofdev, const char *s) { - u32 *p = (u32 *)of_get_property(ofdev->node, s, NULL); + u32 *p = (u32 *)of_get_property(ofdev->dev.of_node, s, NULL); if (p) { return (bool)*p; @@ -1130,14 +1130,14 @@ static int __devinit xemaclite_of_probe(struct of_device *ofdev, dev_info(dev, "Device Tree Probing\n"); /* Get iospace for the device */ - rc = of_address_to_resource(ofdev->node, 0, &r_mem); + rc = of_address_to_resource(ofdev->dev.of_node, 0, &r_mem); if (rc) { dev_err(dev, "invalid address\n"); return rc; } /* Get IRQ for the device */ - rc = of_irq_to_resource(ofdev->node, 0, &r_irq); + rc = of_irq_to_resource(ofdev->dev.of_node, 0, &r_irq); if (rc == NO_IRQ) { dev_err(dev, "no IRQ found\n"); return rc; @@ -1182,7 +1182,7 @@ static int __devinit xemaclite_of_probe(struct of_device *ofdev, lp->next_rx_buf_to_use = 0x0; lp->tx_ping_pong = get_bool(ofdev, "xlnx,tx-ping-pong"); lp->rx_ping_pong = get_bool(ofdev, "xlnx,rx-ping-pong"); - mac_address = of_get_mac_address(ofdev->node); + mac_address = of_get_mac_address(ofdev->dev.of_node); if (mac_address) /* Set the MAC address. */ @@ -1197,7 +1197,7 @@ static int __devinit xemaclite_of_probe(struct of_device *ofdev, /* Set the MAC address in the EmacLite device */ xemaclite_update_address(lp, ndev->dev_addr); - lp->phy_node = of_parse_phandle(ofdev->node, "phy-handle", 0); + lp->phy_node = of_parse_phandle(ofdev->dev.of_node, "phy-handle", 0); rc = xemaclite_mdio_setup(lp, &ofdev->dev); if (rc) dev_warn(&ofdev->dev, "error registering MDIO bus\n"); @@ -1291,8 +1291,11 @@ static struct of_device_id xemaclite_of_match[] __devinitdata = { MODULE_DEVICE_TABLE(of, xemaclite_of_match); static struct of_platform_driver xemaclite_of_driver = { - .name = DRIVER_NAME, - .match_table = xemaclite_of_match, + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + .of_match_table = xemaclite_of_match, + }, .probe = xemaclite_of_probe, .remove = __devexit_p(xemaclite_of_remove), }; |