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[PATCH] PCI: remove unneeded msi code

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The code is really not needed.
Roland Dreier/Greg KH removed the release_mem_region() calls that
were the only consumers of phys_addr:
	http://www.ussg.iu.edu/hypermail/linux/kernel/0503.0/1540.html

patch below deletes the "dead" code.

Signed-off-by: Grant Grundler <iod00d@hp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Grant Grundler 2006-05-31 23:35:47 -07:00 committed by Greg Kroah-Hartman
parent c0da3ba0a2
commit f7e6600d76
1 changed files with 1 additions and 44 deletions
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45
drivers/pci/msi.c
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@ -1060,33 +1060,8 @@ static int msi_free_vector(struct pci_dev* dev, int vector, int reassign)
entry_nr * PCI_MSIX_ENTRY_SIZE + entry_nr * PCI_MSIX_ENTRY_SIZE +
PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET); PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET);
if (head == vector) { if (head == vector)
/*
* Detect last MSI-X vector to be released.
* Release the MSI-X memory-mapped table.
*/
#if 0
int pos, nr_entries;
unsigned long phys_addr;
u32 table_offset;
u16 control;
u8 bir;
pos = pci_find_capability(dev, PCI_CAP_ID_MSIX);
pci_read_config_word(dev, msi_control_reg(pos),
&control);
nr_entries = multi_msix_capable(control);
pci_read_config_dword(dev, msix_table_offset_reg(pos),
&table_offset);
bir = (u8)(table_offset & PCI_MSIX_FLAGS_BIRMASK);
table_offset &= ~PCI_MSIX_FLAGS_BIRMASK;
phys_addr = pci_resource_start(dev, bir) + table_offset;
/*
* FIXME! and what did you want to do with phys_addr?
*/
#endif
iounmap(base); iounmap(base);
}
} }
return 0; return 0;
@ -1360,24 +1335,6 @@ void msi_remove_pci_irq_vectors(struct pci_dev* dev)
} }
msi_free_vector(dev, vector, 0); msi_free_vector(dev, vector, 0);
if (warning) { if (warning) {
/* Force to release the MSI-X memory-mapped table */
#if 0
unsigned long phys_addr;
u32 table_offset;
u16 control;
u8 bir;
pci_read_config_word(dev, msi_control_reg(pos),
&control);
pci_read_config_dword(dev, msix_table_offset_reg(pos),
&table_offset);
bir = (u8)(table_offset & PCI_MSIX_FLAGS_BIRMASK);
table_offset &= ~PCI_MSIX_FLAGS_BIRMASK;
phys_addr = pci_resource_start(dev, bir) + table_offset;
/*
* FIXME! and what did you want to do with phys_addr?
*/
#endif
iounmap(base); iounmap(base);
printk(KERN_WARNING "PCI: %s: msi_remove_pci_irq_vectors() " printk(KERN_WARNING "PCI: %s: msi_remove_pci_irq_vectors() "
"called without free_irq() on all MSI-X vectors\n", "called without free_irq() on all MSI-X vectors\n",