korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-12-11 13:04:03 +08:00
Code Issues Packages Projects Releases Wiki Activity

PCI: Drop msix_table_offset_reg() and msix_pba_offset_reg() macros

Browse Source 
msix_table_offset_reg() is used only once and adds a useless indirection,
so just use the table offset directly.

msix_pba_offset_reg() is unused, so just delete it.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2013-04-17 17:43:40 -06:00
parent 4987ce8205
commit 909094c62e
2 changed files with 2 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/pci/msi.c
View File

@ -600,8 +600,8 @@ static void __iomem *msix_map_region(struct pci_dev *dev, unsigned nr_entries)
u32 table_offset;
u8 bir;
pci_read_config_dword(dev,
msix_table_offset_reg(dev->msix_cap), &table_offset);
pci_read_config_dword(dev, dev->msix_cap + PCI_MSIX_TABLE,
&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;

2
drivers/pci/msi.h
View File

@ -9,8 +9,6 @@
#define msi_mask_reg(base, is64bit) \
(base + ((is64bit == 1) ? PCI_MSI_MASK_64 : PCI_MSI_MASK_32))
#define msix_table_offset_reg(base) (base + PCI_MSIX_TABLE)
#define msix_pba_offset_reg(base) (base + PCI_MSIX_PBA)
#define msix_table_size(control) ((control & PCI_MSIX_FLAGS_QSIZE)+1)
#define multi_msix_capable(control) msix_table_size((control))