#include <linux/slab.h>
#include <linux/completion.h>
#include <linux/blkdev.h>
+#include <linux/delay.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
#include <asm/semaphore.h>
-#include <asm/delay.h>
#include "aacraid.h"
}
/**
- * fib_map_free - free the fib objects
+ * aac_fib_map_free - free the fib objects
* @dev: Adapter to free
*
* Free the PCI mappings and the memory allocated for FIB blocks
* on this adapter.
*/
-void fib_map_free(struct aac_dev *dev)
+void aac_fib_map_free(struct aac_dev *dev)
{
pci_free_consistent(dev->pdev, dev->max_fib_size * (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB), dev->hw_fib_va, dev->hw_fib_pa);
}
/**
- * fib_setup - setup the fibs
+ * aac_fib_setup - setup the fibs
* @dev: Adapter to set up
*
* Allocate the PCI space for the fibs, map it and then intialise the
* fib area, the unmapped fib data and also the free list
*/
-int fib_setup(struct aac_dev * dev)
+int aac_fib_setup(struct aac_dev * dev)
{
struct fib *fibptr;
struct hw_fib *hw_fib_va;
}
/**
- * fib_alloc - allocate a fib
+ * aac_fib_alloc - allocate a fib
* @dev: Adapter to allocate the fib for
*
* Allocate a fib from the adapter fib pool. If the pool is empty we
* return NULL.
*/
-struct fib * fib_alloc(struct aac_dev *dev)
+struct fib *aac_fib_alloc(struct aac_dev *dev)
{
struct fib * fibptr;
unsigned long flags;
}
/**
- * fib_free - free a fib
+ * aac_fib_free - free a fib
* @fibptr: fib to free up
*
* Frees up a fib and places it on the appropriate queue
* (either free or timed out)
*/
-void fib_free(struct fib * fibptr)
+void aac_fib_free(struct fib *fibptr)
{
unsigned long flags;
fibptr->dev->timeout_fib = fibptr;
} else {
if (fibptr->hw_fib->header.XferState != 0) {
- printk(KERN_WARNING "fib_free, XferState != 0, fibptr = 0x%p, XferState = 0x%x\n",
+ printk(KERN_WARNING "aac_fib_free, XferState != 0, fibptr = 0x%p, XferState = 0x%x\n",
(void*)fibptr,
le32_to_cpu(fibptr->hw_fib->header.XferState));
}
}
/**
- * fib_init - initialise a fib
+ * aac_fib_init - initialise a fib
* @fibptr: The fib to initialize
*
* Set up the generic fib fields ready for use
*/
-void fib_init(struct fib *fibptr)
+void aac_fib_init(struct fib *fibptr)
{
struct hw_fib *hw_fib = fibptr->hw_fib;
hw_fib->header.StructType = FIB_MAGIC;
hw_fib->header.Size = cpu_to_le16(fibptr->dev->max_fib_size);
hw_fib->header.XferState = cpu_to_le32(HostOwned | FibInitialized | FibEmpty | FastResponseCapable);
- hw_fib->header.SenderFibAddress = cpu_to_le32(fibptr->hw_fib_pa);
+ hw_fib->header.SenderFibAddress = 0; /* Filled in later if needed */
hw_fib->header.ReceiverFibAddress = cpu_to_le32(fibptr->hw_fib_pa);
hw_fib->header.SenderSize = cpu_to_le16(fibptr->dev->max_fib_size);
}
*/
/**
- * fib_send - send a fib to the adapter
+ * aac_fib_send - send a fib to the adapter
* @command: Command to send
* @fibptr: The fib
* @size: Size of fib data area
* response FIB is received from the adapter.
*/
-int fib_send(u16 command, struct fib * fibptr, unsigned long size, int priority, int wait, int reply, fib_callback callback, void * callback_data)
+int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
+ int priority, int wait, int reply, fib_callback callback,
+ void *callback_data)
{
- u32 index;
struct aac_dev * dev = fibptr->dev;
- unsigned long nointr = 0;
struct hw_fib * hw_fib = fibptr->hw_fib;
struct aac_queue * q;
unsigned long flags = 0;
* Map the fib into 32bits by using the fib number
*/
- hw_fib->header.SenderFibAddress = cpu_to_le32(((u32)(fibptr-dev->fibs)) << 1);
+ hw_fib->header.SenderFibAddress = cpu_to_le32(((u32)(fibptr - dev->fibs)) << 2);
hw_fib->header.SenderData = (u32)(fibptr - dev->fibs);
/*
* Set FIB state to indicate where it came from and if we want a
FIB_COUNTER_INCREMENT(aac_config.FibsSent);
- dprintk((KERN_DEBUG "fib_send: inserting a queue entry at index %d.\n",index));
dprintk((KERN_DEBUG "Fib contents:.\n"));
- dprintk((KERN_DEBUG " Command = %d.\n", hw_fib->header.Command));
- dprintk((KERN_DEBUG " XferState = %x.\n", hw_fib->header.XferState));
+ dprintk((KERN_DEBUG " Command = %d.\n", le32_to_cpu(hw_fib->header.Command)));
+ dprintk((KERN_DEBUG " SubCommand = %d.\n", le32_to_cpu(((struct aac_query_mount *)fib_data(fibptr))->command)));
+ dprintk((KERN_DEBUG " XferState = %x.\n", le32_to_cpu(hw_fib->header.XferState)));
dprintk((KERN_DEBUG " hw_fib va being sent=%p\n",fibptr->hw_fib));
dprintk((KERN_DEBUG " hw_fib pa being sent=%lx\n",(ulong)fibptr->hw_fib_pa));
dprintk((KERN_DEBUG " fib being sent=%p\n",fibptr));
if(wait)
spin_lock_irqsave(&fibptr->event_lock, flags);
spin_lock_irqsave(q->lock, qflags);
- aac_queue_get( dev, &index, AdapNormCmdQueue, hw_fib, 1, fibptr, &nointr);
-
- list_add_tail(&fibptr->queue, &q->pendingq);
- q->numpending++;
- *(q->headers.producer) = cpu_to_le32(index + 1);
- spin_unlock_irqrestore(q->lock, qflags);
- if (!(nointr & aac_config.irq_mod))
- aac_adapter_notify(dev, AdapNormCmdQueue);
+ if (dev->new_comm_interface) {
+ unsigned long count = 10000000L; /* 50 seconds */
+ list_add_tail(&fibptr->queue, &q->pendingq);
+ q->numpending++;
+ spin_unlock_irqrestore(q->lock, qflags);
+ while (aac_adapter_send(fibptr) != 0) {
+ if (--count == 0) {
+ if (wait)
+ spin_unlock_irqrestore(&fibptr->event_lock, flags);
+ spin_lock_irqsave(q->lock, qflags);
+ q->numpending--;
+ list_del(&fibptr->queue);
+ spin_unlock_irqrestore(q->lock, qflags);
+ return -ETIMEDOUT;
+ }
+ udelay(5);
+ }
+ } else {
+ u32 index;
+ unsigned long nointr = 0;
+ aac_queue_get( dev, &index, AdapNormCmdQueue, hw_fib, 1, fibptr, &nointr);
+
+ list_add_tail(&fibptr->queue, &q->pendingq);
+ q->numpending++;
+ *(q->headers.producer) = cpu_to_le32(index + 1);
+ spin_unlock_irqrestore(q->lock, qflags);
+ dprintk((KERN_DEBUG "aac_fib_send: inserting a queue entry at index %d.\n",index));
+ if (!(nointr & aac_config.irq_mod))
+ aac_adapter_notify(dev, AdapNormCmdQueue);
+ }
+
/*
* If the caller wanted us to wait for response wait now.
*/
* hardware failure has occurred.
*/
unsigned long count = 36000000L; /* 3 minutes */
- unsigned long qflags;
while (down_trylock(&fibptr->event_wait)) {
if (--count == 0) {
spin_lock_irqsave(q->lock, qflags);
list_del(&fibptr->queue);
spin_unlock_irqrestore(q->lock, qflags);
if (wait == -1) {
- printk(KERN_ERR "aacraid: fib_send: first asynchronous command timed out.\n"
+ printk(KERN_ERR "aacraid: aac_fib_send: first asynchronous command timed out.\n"
"Usually a result of a PCI interrupt routing problem;\n"
"update mother board BIOS or consider utilizing one of\n"
"the SAFE mode kernel options (acpi, apic etc)\n");
}
/**
- * fib_adapter_complete - complete adapter issued fib
+ * aac_fib_adapter_complete - complete adapter issued fib
* @fibptr: fib to complete
* @size: size of fib
*
* the adapter.
*/
-int fib_adapter_complete(struct fib * fibptr, unsigned short size)
+int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size)
{
struct hw_fib * hw_fib = fibptr->hw_fib;
struct aac_dev * dev = fibptr->dev;
unsigned long qflags;
if (hw_fib->header.XferState == 0) {
+ if (dev->new_comm_interface)
+ kfree (hw_fib);
return 0;
}
/*
* If we plan to do anything check the structure type first.
*/
if ( hw_fib->header.StructType != FIB_MAGIC ) {
+ if (dev->new_comm_interface)
+ kfree (hw_fib);
return -EINVAL;
}
/*
* send the completed cdb to the adapter.
*/
if (hw_fib->header.XferState & cpu_to_le32(SentFromAdapter)) {
- u32 index;
- hw_fib->header.XferState |= cpu_to_le32(HostProcessed);
- if (size) {
- size += sizeof(struct aac_fibhdr);
- if (size > le16_to_cpu(hw_fib->header.SenderSize))
- return -EMSGSIZE;
- hw_fib->header.Size = cpu_to_le16(size);
+ if (dev->new_comm_interface) {
+ kfree (hw_fib);
+ } else {
+ u32 index;
+ hw_fib->header.XferState |= cpu_to_le32(HostProcessed);
+ if (size) {
+ size += sizeof(struct aac_fibhdr);
+ if (size > le16_to_cpu(hw_fib->header.SenderSize))
+ return -EMSGSIZE;
+ hw_fib->header.Size = cpu_to_le16(size);
+ }
+ q = &dev->queues->queue[AdapNormRespQueue];
+ spin_lock_irqsave(q->lock, qflags);
+ aac_queue_get(dev, &index, AdapNormRespQueue, hw_fib, 1, NULL, &nointr);
+ *(q->headers.producer) = cpu_to_le32(index + 1);
+ spin_unlock_irqrestore(q->lock, qflags);
+ if (!(nointr & (int)aac_config.irq_mod))
+ aac_adapter_notify(dev, AdapNormRespQueue);
}
- q = &dev->queues->queue[AdapNormRespQueue];
- spin_lock_irqsave(q->lock, qflags);
- aac_queue_get(dev, &index, AdapNormRespQueue, hw_fib, 1, NULL, &nointr);
- *(q->headers.producer) = cpu_to_le32(index + 1);
- spin_unlock_irqrestore(q->lock, qflags);
- if (!(nointr & (int)aac_config.irq_mod))
- aac_adapter_notify(dev, AdapNormRespQueue);
}
else
{
- printk(KERN_WARNING "fib_adapter_complete: Unknown xferstate detected.\n");
+ printk(KERN_WARNING "aac_fib_adapter_complete: Unknown xferstate detected.\n");
BUG();
}
return 0;
}
/**
- * fib_complete - fib completion handler
+ * aac_fib_complete - fib completion handler
* @fib: FIB to complete
*
* Will do all necessary work to complete a FIB.
*/
-int fib_complete(struct fib * fibptr)
+int aac_fib_complete(struct fib *fibptr)
{
struct hw_fib * hw_fib = fibptr->hw_fib;
break;
/*
- * Find the Scsi_Device associated with the SCSI
+ * Find the scsi_device associated with the SCSI
* address. Make sure we have the right array, and if
* so set the flag to initiate a new re-config once we
* see an AifEnConfigChange AIF come through.
/*
- * Find the Scsi_Device associated with the SCSI address,
+ * Find the scsi_device associated with the SCSI address,
* and mark it as changed, invalidating the cache. This deals
* with changes to existing device IDs.
*/
if (!dev || !dev->scsi_host_ptr)
return;
/*
- * force reload of disk info via probe_container
+ * force reload of disk info via aac_probe_container
*/
if ((device_config_needed == CHANGE)
&& (dev->fsa_dev[container].valid == 1))
dev->fsa_dev[container].valid = 2;
if ((device_config_needed == CHANGE) ||
(device_config_needed == ADD))
- probe_container(dev, container);
+ aac_probe_container(dev, container);
device = scsi_device_lookup(dev->scsi_host_ptr,
CONTAINER_TO_CHANNEL(container),
CONTAINER_TO_ID(container),
/* Handle Driver Notify Events */
aac_handle_aif(dev, fib);
*(__le32 *)hw_fib->data = cpu_to_le32(ST_OK);
- fib_adapter_complete(fib, (u16)sizeof(u32));
+ aac_fib_adapter_complete(fib, (u16)sizeof(u32));
} else {
struct list_head *entry;
/* The u32 here is important and intended. We are using
kfree(hw_fib_pool);
hw_fib_pool = NULL;
}
- } else if (hw_fib_pool) {
+ } else {
kfree(hw_fib_pool);
hw_fib_pool = NULL;
}
* Set the status of this FIB
*/
*(__le32 *)hw_fib->data = cpu_to_le32(ST_OK);
- fib_adapter_complete(fib, sizeof(u32));
+ aac_fib_adapter_complete(fib, sizeof(u32));
spin_unlock_irqrestore(&dev->fib_lock, flagv);
/* Free up the remaining resources */
hw_fib_p = hw_fib_pool;
fib_p = fib_pool;
while (hw_fib_p < &hw_fib_pool[num]) {
- if (*hw_fib_p)
- kfree(*hw_fib_p);
- if (*fib_p)
- kfree(*fib_p);
+ kfree(*hw_fib_p);
+ kfree(*fib_p);
++fib_p;
++hw_fib_p;
}
- if (hw_fib_pool)
- kfree(hw_fib_pool);
- if (fib_pool)
- kfree(fib_pool);
+ kfree(hw_fib_pool);
+ kfree(fib_pool);
}
kfree(fib);
spin_lock_irqsave(dev->queues->queue[HostNormCmdQueue].lock, flags);