/*
* linux/drivers/message/fusion/mptlan.c
* IP Over Fibre Channel device driver.
- * For use with PCI chip/adapter(s):
- * LSIFC9xx/LSI409xx Fibre Channel
+ * For use with LSI Logic Fibre Channel PCI chip/adapters
* running LSI Logic Fusion MPT (Message Passing Technology) firmware.
*
- * Credits:
- * This driver would not exist if not for Alan Cox's development
- * of the linux i2o driver.
+ * Copyright (c) 2000-2007 LSI Logic Corporation
*
- * Special thanks goes to the I2O LAN driver people at the
- * University of Helsinki, who, unbeknownst to them, provided
- * the inspiration and initial structure for this driver.
- *
- * A huge debt of gratitude is owed to David S. Miller (DaveM)
- * for fixing much of the stupid and broken stuff in the early
- * driver while porting to sparc64 platform. THANK YOU!
- *
- * A really huge debt of gratitude is owed to Eddie C. Dost
- * for gobs of hard work fixing and optimizing LAN code.
- * THANK YOU!
- *
- * (see also mptbase.c)
- *
- * Copyright (c) 2000-2004 LSI Logic Corporation
- * Originally By: Noah Romer
- * (mailto:mpt_linux_developer@lsil.com)
- *
- * $Id: mptlan.c,v 1.53 2002/10/17 20:15:58 pdelaney Exp $
*/
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
#include <linux/module.h>
#include <linux/fs.h>
+#define my_VERSION MPT_LINUX_VERSION_COMMON
#define MYNAM "mptlan"
MODULE_LICENSE("GPL");
+MODULE_VERSION(my_VERSION);
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
u32 total_received;
struct net_device_stats stats; /* Per device statistics */
- struct work_struct post_buckets_task;
+ struct delayed_work post_buckets_task;
+ struct net_device *dev;
unsigned long post_buckets_active;
};
static int mpt_lan_open(struct net_device *dev);
static int mpt_lan_reset(struct net_device *dev);
static int mpt_lan_close(struct net_device *dev);
-static void mpt_lan_post_receive_buckets(void *dev_id);
+static void mpt_lan_post_receive_buckets(struct mpt_lan_priv *priv);
static void mpt_lan_wake_post_buckets_task(struct net_device *dev,
int priority);
static int mpt_lan_receive_post_turbo(struct net_device *dev, u32 tmsg);
// NOTE! (Optimization) First case here is now caught in
// mptbase.c::mpt_interrupt() routine and callcack here
- // is now skipped for this case! 20001218 -sralston
+ // is now skipped for this case!
#if 0
case LAN_REPLY_FORM_MESSAGE_CONTEXT:
// dioprintk((KERN_INFO MYNAM "/lan_reply: "
// dioprintk((MYNAM "/lan_reply: "
// "calling mpt_lan_send_reply (turbo)\n"));
- // Potential BUG here? -sralston
+ // Potential BUG here?
// FreeReqFrame = mpt_lan_send_turbo(dev, tmsg);
// If/when mpt_lan_send_turbo would return 1 here,
// calling routine (mptbase.c|mpt_interrupt)
case MPI_FUNCTION_EVENT_NOTIFICATION:
case MPI_FUNCTION_EVENT_ACK:
- /* UPDATE! 20010120 -sralston
- * _EVENT_NOTIFICATION should NOT come down this path any more.
+ /* _EVENT_NOTIFICATION should NOT come down this path any more.
* Should be routed to mpt_lan_event_process(), but just in case...
*/
FreeReqFrame = 1;
mpt_lan_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
{
struct net_device *dev = ioc->netdev;
- struct mpt_lan_priv *priv = netdev_priv(dev);
+ struct mpt_lan_priv *priv;
+
+ if (dev == NULL)
+ return(1);
+ else
+ priv = netdev_priv(dev);
dlprintk((KERN_INFO MYNAM ": IOC %s_reset routed to LAN driver!\n",
reset_phase==MPT_IOC_SETUP_RESET ? "setup" : (
priv->mpt_rxfidx[++priv->mpt_rxfidx_tail] = i;
spin_unlock_irqrestore(&priv->rxfidx_lock, flags);
} else {
- mpt_lan_post_receive_buckets(dev);
+ mpt_lan_post_receive_buckets(priv);
netif_wake_queue(dev);
}
goto out;
priv->mpt_txfidx_tail = -1;
- priv->SendCtl = kmalloc(priv->tx_max_out * sizeof(struct BufferControl),
+ priv->SendCtl = kcalloc(priv->tx_max_out, sizeof(struct BufferControl),
GFP_KERNEL);
if (priv->SendCtl == NULL)
goto out_mpt_txfidx;
- for (i = 0; i < priv->tx_max_out; i++) {
- memset(&priv->SendCtl[i], 0, sizeof(struct BufferControl));
+ for (i = 0; i < priv->tx_max_out; i++)
priv->mpt_txfidx[++priv->mpt_txfidx_tail] = i;
- }
dlprintk((KERN_INFO MYNAM "@lo: Finished initializing SendCtl\n"));
goto out_SendCtl;
priv->mpt_rxfidx_tail = -1;
- priv->RcvCtl = kmalloc(priv->max_buckets_out *
- sizeof(struct BufferControl),
+ priv->RcvCtl = kcalloc(priv->max_buckets_out,
+ sizeof(struct BufferControl),
GFP_KERNEL);
if (priv->RcvCtl == NULL)
goto out_mpt_rxfidx;
- for (i = 0; i < priv->max_buckets_out; i++) {
- memset(&priv->RcvCtl[i], 0, sizeof(struct BufferControl));
+ for (i = 0; i < priv->max_buckets_out; i++)
priv->mpt_rxfidx[++priv->mpt_rxfidx_tail] = i;
- }
/**/ dlprintk((KERN_INFO MYNAM "/lo: txfidx contains - "));
/**/ for (i = 0; i < priv->tx_max_out; i++)
dlprintk((KERN_INFO MYNAM "/lo: Finished initializing RcvCtl\n"));
- mpt_lan_post_receive_buckets(dev);
+ mpt_lan_post_receive_buckets(priv);
printk(KERN_INFO MYNAM ": %s/%s: interface up & active\n",
IOC_AND_NETDEV_NAMES_s_s(dev));
{
struct mpt_lan_priv *priv = netdev_priv(dev);
MPT_ADAPTER *mpt_dev = priv->mpt_dev;
- unsigned int timeout;
+ unsigned long timeout;
int i;
dlprintk((KERN_INFO MYNAM ": mpt_lan_close called\n"));
mpt_lan_reset(dev);
- timeout = 2 * HZ;
- while (atomic_read(&priv->buckets_out) && --timeout) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(1);
- }
+ timeout = jiffies + 2 * HZ;
+ while (atomic_read(&priv->buckets_out) && time_before(jiffies, timeout))
+ schedule_timeout_interruptible(1);
for (i = 0; i < priv->max_buckets_out; i++) {
if (priv->RcvCtl[i].skb != NULL) {
}
}
- kfree (priv->RcvCtl);
- kfree (priv->mpt_rxfidx);
+ kfree(priv->RcvCtl);
+ kfree(priv->mpt_rxfidx);
for (i = 0; i < priv->tx_max_out; i++) {
if (priv->SendCtl[i].skb != NULL) {
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-static inline void
+static void
mpt_lan_wake_post_buckets_task(struct net_device *dev, int priority)
/*
* @priority: 0 = put it on the timer queue, 1 = put it on the immediate queue
if (test_and_set_bit(0, &priv->post_buckets_active) == 0) {
if (priority) {
- schedule_work(&priv->post_buckets_task);
+ schedule_delayed_work(&priv->post_buckets_task, 0);
} else {
schedule_delayed_work(&priv->post_buckets_task, 1);
dioprintk((KERN_INFO MYNAM ": post_buckets queued on "
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-static inline int
+static int
mpt_lan_receive_skb(struct net_device *dev, struct sk_buff *skb)
{
struct mpt_lan_priv *priv = dev->priv;
priv->mpt_rxfidx_tail,
MPT_LAN_MAX_BUCKETS_OUT);
- panic("Damn it Jim! I'm a doctor, not a programmer! "
- "Oh, wait a sec, I am a programmer. "
- "And, who's Jim?!?!\n"
- "Arrgghh! We've done it again!\n");
+ return -1;
}
if (remaining == 0)
/* Simple SGE's only at the moment */
static void
-mpt_lan_post_receive_buckets(void *dev_id)
+mpt_lan_post_receive_buckets(struct mpt_lan_priv *priv)
{
- struct net_device *dev = dev_id;
- struct mpt_lan_priv *priv = dev->priv;
+ struct net_device *dev = priv->dev;
MPT_ADAPTER *mpt_dev = priv->mpt_dev;
MPT_FRAME_HDR *mf;
LANReceivePostRequest_t *pRecvReq;
clear_bit(0, &priv->post_buckets_active);
}
+static void
+mpt_lan_post_receive_buckets_work(struct work_struct *work)
+{
+ mpt_lan_post_receive_buckets(container_of(work, struct mpt_lan_priv,
+ post_buckets_task.work));
+}
+
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
static struct net_device *
mpt_register_lan_device (MPT_ADAPTER *mpt_dev, int pnum)
priv = netdev_priv(dev);
+ priv->dev = dev;
priv->mpt_dev = mpt_dev;
priv->pnum = pnum;
- memset(&priv->post_buckets_task, 0, sizeof(struct work_struct));
- INIT_WORK(&priv->post_buckets_task, mpt_lan_post_receive_buckets, dev);
+ memset(&priv->post_buckets_task, 0, sizeof(priv->post_buckets_task));
+ INIT_DELAYED_WORK(&priv->post_buckets_task,
+ mpt_lan_post_receive_buckets_work);
priv->post_buckets_active = 0;
dlprintk((KERN_INFO MYNAM "@%d: bucketlen = %d\n",