[SCSI] aacraid: Fix struct element name issue
Received from Mark Salyzyn, This patch is to resolve a namespace issue that will result from a patch expected in the future that adds a new interface; rationalized as correcting a long term issue where hw_fib, instead of hw_fib_va, refers to the virtual address space and hw_fib_pa refers to the physical address space. A small fragment of this patch also cleans up an unused variable that was close to the patch fragments. Signed-off-by: Mark Haverkamp <markh@linux-foundation.org> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Родитель
8418852d11
Коммит
a8166a5296
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@ -834,7 +834,7 @@ struct fib {
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*/
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struct list_head fiblink;
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void *data;
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struct hw_fib *hw_fib; /* Actual shared object */
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struct hw_fib *hw_fib_va; /* Actual shared object */
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dma_addr_t hw_fib_pa; /* physical address of hw_fib*/
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};
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@ -1821,7 +1821,7 @@ int aac_fib_send(u16 command, struct fib * context, unsigned long size, int prio
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int aac_consumer_get(struct aac_dev * dev, struct aac_queue * q, struct aac_entry **entry);
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void aac_consumer_free(struct aac_dev * dev, struct aac_queue * q, u32 qnum);
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int aac_fib_complete(struct fib * context);
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#define fib_data(fibctx) ((void *)(fibctx)->hw_fib->data)
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#define fib_data(fibctx) ((void *)(fibctx)->hw_fib_va->data)
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struct aac_dev *aac_init_adapter(struct aac_dev *dev);
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int aac_get_config_status(struct aac_dev *dev, int commit_flag);
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int aac_get_containers(struct aac_dev *dev);
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@ -69,7 +69,7 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg)
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return -ENOMEM;
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}
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kfib = fibptr->hw_fib;
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kfib = fibptr->hw_fib_va;
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/*
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* First copy in the header so that we can check the size field.
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*/
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@ -91,9 +91,9 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg)
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goto cleanup;
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}
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/* Highjack the hw_fib */
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hw_fib = fibptr->hw_fib;
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hw_fib = fibptr->hw_fib_va;
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hw_fib_pa = fibptr->hw_fib_pa;
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fibptr->hw_fib = kfib = pci_alloc_consistent(dev->pdev, size, &fibptr->hw_fib_pa);
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fibptr->hw_fib_va = kfib = pci_alloc_consistent(dev->pdev, size, &fibptr->hw_fib_pa);
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memset(((char *)kfib) + dev->max_fib_size, 0, size - dev->max_fib_size);
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memcpy(kfib, hw_fib, dev->max_fib_size);
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}
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@ -137,7 +137,7 @@ cleanup:
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if (hw_fib) {
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pci_free_consistent(dev->pdev, size, kfib, fibptr->hw_fib_pa);
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fibptr->hw_fib_pa = hw_fib_pa;
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fibptr->hw_fib = hw_fib;
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fibptr->hw_fib_va = hw_fib;
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}
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if (retval != -EINTR)
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aac_fib_free(fibptr);
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@ -282,15 +282,15 @@ return_fib:
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fib = list_entry(entry, struct fib, fiblink);
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fibctx->count--;
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spin_unlock_irqrestore(&dev->fib_lock, flags);
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if (copy_to_user(f.fib, fib->hw_fib, sizeof(struct hw_fib))) {
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kfree(fib->hw_fib);
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if (copy_to_user(f.fib, fib->hw_fib_va, sizeof(struct hw_fib))) {
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kfree(fib->hw_fib_va);
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kfree(fib);
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return -EFAULT;
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}
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/*
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* Free the space occupied by this copy of the fib.
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*/
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kfree(fib->hw_fib);
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kfree(fib->hw_fib_va);
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kfree(fib);
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status = 0;
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} else {
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@ -340,7 +340,7 @@ int aac_close_fib_context(struct aac_dev * dev, struct aac_fib_context * fibctx)
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/*
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* Free the space occupied by this copy of the fib.
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*/
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kfree(fib->hw_fib);
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kfree(fib->hw_fib_va);
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kfree(fib);
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}
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/*
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@ -94,7 +94,7 @@ void aac_fib_map_free(struct aac_dev *dev)
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int aac_fib_setup(struct aac_dev * dev)
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{
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struct fib *fibptr;
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struct hw_fib *hw_fib_va;
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struct hw_fib *hw_fib;
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dma_addr_t hw_fib_pa;
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int i;
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@ -106,24 +106,24 @@ int aac_fib_setup(struct aac_dev * dev)
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if (i<0)
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return -ENOMEM;
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hw_fib_va = dev->hw_fib_va;
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hw_fib = dev->hw_fib_va;
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hw_fib_pa = dev->hw_fib_pa;
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memset(hw_fib_va, 0, dev->max_fib_size * (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB));
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memset(hw_fib, 0, dev->max_fib_size * (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB));
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/*
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* Initialise the fibs
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*/
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for (i = 0, fibptr = &dev->fibs[i]; i < (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++, fibptr++)
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{
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fibptr->dev = dev;
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fibptr->hw_fib = hw_fib_va;
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fibptr->data = (void *) fibptr->hw_fib->data;
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fibptr->hw_fib_va = hw_fib;
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fibptr->data = (void *) fibptr->hw_fib_va->data;
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fibptr->next = fibptr+1; /* Forward chain the fibs */
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init_MUTEX_LOCKED(&fibptr->event_wait);
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spin_lock_init(&fibptr->event_lock);
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hw_fib_va->header.XferState = cpu_to_le32(0xffffffff);
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hw_fib_va->header.SenderSize = cpu_to_le16(dev->max_fib_size);
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hw_fib->header.XferState = cpu_to_le32(0xffffffff);
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hw_fib->header.SenderSize = cpu_to_le16(dev->max_fib_size);
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fibptr->hw_fib_pa = hw_fib_pa;
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hw_fib_va = (struct hw_fib *)((unsigned char *)hw_fib_va + dev->max_fib_size);
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hw_fib = (struct hw_fib *)((unsigned char *)hw_fib + dev->max_fib_size);
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hw_fib_pa = hw_fib_pa + dev->max_fib_size;
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}
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/*
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@ -166,7 +166,7 @@ struct fib *aac_fib_alloc(struct aac_dev *dev)
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* Null out fields that depend on being zero at the start of
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* each I/O
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*/
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fibptr->hw_fib->header.XferState = 0;
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fibptr->hw_fib_va->header.XferState = 0;
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fibptr->callback = NULL;
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fibptr->callback_data = NULL;
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@ -191,10 +191,10 @@ void aac_fib_free(struct fib *fibptr)
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fibptr->next = fibptr->dev->timeout_fib;
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fibptr->dev->timeout_fib = fibptr;
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} else {
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if (fibptr->hw_fib->header.XferState != 0) {
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if (fibptr->hw_fib_va->header.XferState != 0) {
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printk(KERN_WARNING "aac_fib_free, XferState != 0, fibptr = 0x%p, XferState = 0x%x\n",
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(void*)fibptr,
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le32_to_cpu(fibptr->hw_fib->header.XferState));
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le32_to_cpu(fibptr->hw_fib_va->header.XferState));
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}
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fibptr->next = fibptr->dev->free_fib;
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fibptr->dev->free_fib = fibptr;
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@ -211,7 +211,7 @@ void aac_fib_free(struct fib *fibptr)
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void aac_fib_init(struct fib *fibptr)
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{
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struct hw_fib *hw_fib = fibptr->hw_fib;
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struct hw_fib *hw_fib = fibptr->hw_fib_va;
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hw_fib->header.StructType = FIB_MAGIC;
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hw_fib->header.Size = cpu_to_le16(fibptr->dev->max_fib_size);
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@ -231,7 +231,7 @@ void aac_fib_init(struct fib *fibptr)
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static void fib_dealloc(struct fib * fibptr)
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{
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struct hw_fib *hw_fib = fibptr->hw_fib;
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struct hw_fib *hw_fib = fibptr->hw_fib_va;
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BUG_ON(hw_fib->header.StructType != FIB_MAGIC);
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hw_fib->header.XferState = 0;
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}
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@ -386,7 +386,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
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void *callback_data)
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{
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struct aac_dev * dev = fibptr->dev;
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struct hw_fib * hw_fib = fibptr->hw_fib;
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struct hw_fib * hw_fib = fibptr->hw_fib_va;
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unsigned long flags = 0;
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unsigned long qflags;
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@ -430,7 +430,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
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*/
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hw_fib->header.Command = cpu_to_le16(command);
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hw_fib->header.XferState |= cpu_to_le32(SentFromHost);
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fibptr->hw_fib->header.Flags = 0; /* 0 the flags field - internal only*/
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fibptr->hw_fib_va->header.Flags = 0; /* 0 the flags field - internal only*/
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/*
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* Set the size of the Fib we want to send to the adapter
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*/
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@ -462,7 +462,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
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dprintk((KERN_DEBUG " Command = %d.\n", le32_to_cpu(hw_fib->header.Command)));
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dprintk((KERN_DEBUG " SubCommand = %d.\n", le32_to_cpu(((struct aac_query_mount *)fib_data(fibptr))->command)));
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dprintk((KERN_DEBUG " XferState = %x.\n", le32_to_cpu(hw_fib->header.XferState)));
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dprintk((KERN_DEBUG " hw_fib va being sent=%p\n",fibptr->hw_fib));
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dprintk((KERN_DEBUG " hw_fib va being sent=%p\n",fibptr->hw_fib_va));
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dprintk((KERN_DEBUG " hw_fib pa being sent=%lx\n",(ulong)fibptr->hw_fib_pa));
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dprintk((KERN_DEBUG " fib being sent=%p\n",fibptr));
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@ -624,7 +624,7 @@ void aac_consumer_free(struct aac_dev * dev, struct aac_queue *q, u32 qid)
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int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size)
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{
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struct hw_fib * hw_fib = fibptr->hw_fib;
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struct hw_fib * hw_fib = fibptr->hw_fib_va;
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struct aac_dev * dev = fibptr->dev;
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struct aac_queue * q;
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unsigned long nointr = 0;
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@ -688,7 +688,7 @@ int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size)
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int aac_fib_complete(struct fib *fibptr)
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{
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struct hw_fib * hw_fib = fibptr->hw_fib;
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struct hw_fib * hw_fib = fibptr->hw_fib_va;
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/*
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* Check for a fib which has already been completed
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@ -774,9 +774,8 @@ void aac_printf(struct aac_dev *dev, u32 val)
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#define AIF_SNIFF_TIMEOUT (30*HZ)
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static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
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{
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struct hw_fib * hw_fib = fibptr->hw_fib;
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struct hw_fib * hw_fib = fibptr->hw_fib_va;
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struct aac_aifcmd * aifcmd = (struct aac_aifcmd *)hw_fib->data;
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int busy;
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u32 container;
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struct scsi_device *device;
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enum {
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@ -988,9 +987,6 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr)
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* behind you.
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*/
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busy = 0;
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/*
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* Find the scsi_device associated with the SCSI address,
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* and mark it as changed, invalidating the cache. This deals
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@ -1068,8 +1064,8 @@ static int _aac_reset_adapter(struct aac_dev *aac)
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*/
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for (index = 0; index < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); index++) {
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struct fib *fib = &aac->fibs[index];
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if (!(fib->hw_fib->header.XferState & cpu_to_le32(NoResponseExpected | Async)) &&
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(fib->hw_fib->header.XferState & cpu_to_le32(ResponseExpected))) {
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if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) &&
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(fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected))) {
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unsigned long flagv;
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spin_lock_irqsave(&fib->event_lock, flagv);
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up(&fib->event_wait);
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@ -1237,7 +1233,7 @@ int aac_check_health(struct aac_dev * aac)
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memset(hw_fib, 0, sizeof(struct hw_fib));
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memset(fib, 0, sizeof(struct fib));
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fib->hw_fib = hw_fib;
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fib->hw_fib_va = hw_fib;
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fib->dev = aac;
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aac_fib_init(fib);
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fib->type = FSAFS_NTC_FIB_CONTEXT;
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@ -1343,11 +1339,11 @@ int aac_command_thread(void *data)
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* do anything at this point since we don't have
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* anything defined for this thread to do.
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*/
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hw_fib = fib->hw_fib;
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hw_fib = fib->hw_fib_va;
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memset(fib, 0, sizeof(struct fib));
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fib->type = FSAFS_NTC_FIB_CONTEXT;
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fib->size = sizeof( struct fib );
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fib->hw_fib = hw_fib;
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fib->hw_fib_va = hw_fib;
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fib->data = hw_fib->data;
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fib->dev = dev;
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/*
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@ -1474,7 +1470,7 @@ int aac_command_thread(void *data)
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*/
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memcpy(hw_newfib, hw_fib, sizeof(struct hw_fib));
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memcpy(newfib, fib, sizeof(struct fib));
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newfib->hw_fib = hw_newfib;
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newfib->hw_fib_va = hw_newfib;
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/*
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* Put the FIB onto the
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* fibctx's fibs
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@ -73,7 +73,7 @@ unsigned int aac_response_normal(struct aac_queue * q)
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u32 index = le32_to_cpu(entry->addr);
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fast = index & 0x01;
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fib = &dev->fibs[index >> 2];
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hwfib = fib->hw_fib;
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hwfib = fib->hw_fib_va;
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aac_consumer_free(dev, q, HostNormRespQueue);
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/*
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@ -193,7 +193,7 @@ unsigned int aac_command_normal(struct aac_queue *q)
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INIT_LIST_HEAD(&fib->fiblink);
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fib->type = FSAFS_NTC_FIB_CONTEXT;
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fib->size = sizeof(struct fib);
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fib->hw_fib = hw_fib;
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fib->hw_fib_va = hw_fib;
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fib->data = hw_fib->data;
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fib->dev = dev;
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@ -259,7 +259,7 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index)
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INIT_LIST_HEAD(&fib->fiblink);
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fib->type = FSAFS_NTC_FIB_CONTEXT;
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fib->size = sizeof(struct fib);
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fib->hw_fib = hw_fib;
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fib->hw_fib_va = hw_fib;
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fib->data = hw_fib->data;
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fib->dev = dev;
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@ -271,7 +271,7 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index)
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} else {
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int fast = index & 0x01;
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struct fib * fib = &dev->fibs[index >> 2];
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struct hw_fib * hwfib = fib->hw_fib;
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struct hw_fib * hwfib = fib->hw_fib_va;
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/*
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* Remove this fib from the Outstanding I/O queue.
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@ -387,7 +387,7 @@ static int aac_rx_deliver_producer(struct fib * fib)
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unsigned long nointr = 0;
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spin_lock_irqsave(q->lock, qflags);
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aac_queue_get( dev, &Index, AdapNormCmdQueue, fib->hw_fib, 1, fib, &nointr);
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aac_queue_get( dev, &Index, AdapNormCmdQueue, fib->hw_fib_va, 1, fib, &nointr);
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q->numpending++;
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*(q->headers.producer) = cpu_to_le32(Index + 1);
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@ -437,7 +437,7 @@ static int aac_rx_deliver_message(struct fib * fib)
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device += sizeof(u32);
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writel((u32)(addr >> 32), device);
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device += sizeof(u32);
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writel(le16_to_cpu(fib->hw_fib->header.Size), device);
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writel(le16_to_cpu(fib->hw_fib_va->header.Size), device);
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rx_writel(dev, MUnit.InboundQueue, Index);
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return 0;
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}
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