openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

PCI: Drop msi_mask_reg() and remove drivers/pci/msi.h 

msi_mask_reg() doesn't provide any useful abstraction, do drop it.

Remove the now-empty drivers/pci/msi.h.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2013-04-17 17:58:47 -06:00
parent 527eee292d
commit 78b5a310ce
2 changed files with 2 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/pci/msi.c
View File

@ -22,7 +22,6 @@
#include <linux/slab.h>
#include "pci.h"
#include "msi.h"
static int pci_msi_enable = 1;
@ -564,7 +563,8 @@ static int msi_capability_init(struct pci_dev *dev, int nvec)
entry->msi_attrib.default_irq = dev->irq; /* Save IOAPIC IRQ */
entry->msi_attrib.pos = dev->msi_cap;
entry->mask_pos = msi_mask_reg(dev->msi_cap, entry->msi_attrib.is_64);
entry->mask_pos = dev->msi_cap + (control & PCI_MSI_FLAGS_64BIT) ?
PCI_MSI_MASK_64 : PCI_MSI_MASK_32;
/* All MSIs are unmasked by default, Mask them all */
if (entry->msi_attrib.maskbit)
pci_read_config_dword(dev, entry->mask_pos, &entry->masked);

12
drivers/pci/msi.h
View File

@ -1,12 +0,0 @@
/*
* Copyright (C) 2003-2004 Intel
* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
*/
#ifndef MSI_H
#define MSI_H
#define msi_mask_reg(base, is64bit) \
(base + ((is64bit == 1) ? PCI_MSI_MASK_64 : PCI_MSI_MASK_32))
#endif /* MSI_H */