luck/tmp_suning_uos_patched
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

PCI MSI: Style cleanups

Browse Source 
Cleanups (nearly based on checkpatch).

Before: total: 11 errors, 2 warnings, 0 checks, 842 lines checked
After:  total:  0 errors, 0 warnings, 0 checks, 842 lines checked

v2: fix it's/its mistakes in comment

Reviewed-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Hidetoshi Seto 2009-08-10 10:14:15 +09:00 committed by Jesse Barnes
parent d9d7070e61
commit 500559a92d
1 changed files with 22 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
drivers/pci/msi.c
View File

@ -16,9 +16,8 @@
#include <linux/proc_fs.h>
#include <linux/msi.h>
#include <linux/smp.h>
#include <asm/errno.h>
#include <asm/io.h>
#include <linux/errno.h>
#include <linux/io.h>
#include "pci.h"
#include "msi.h"
@ -390,7 +389,7 @@ static int msi_capability_init(struct pci_dev *dev, int nvec)
u16 control;
unsigned mask;
pos = pci_find_capability(dev, PCI_CAP_ID_MSI);
pos = pci_find_capability(dev, PCI_CAP_ID_MSI);
msi_set_enable(dev, pos, 0); /* Disable MSI during set up */
pci_read_config_word(dev, msi_control_reg(pos), &control);
@ -399,12 +398,12 @@ static int msi_capability_init(struct pci_dev *dev, int nvec)
if (!entry)
return -ENOMEM;
entry->msi_attrib.is_msix = 0;
entry->msi_attrib.is_64 = is_64bit_address(control);
entry->msi_attrib.entry_nr = 0;
entry->msi_attrib.maskbit = is_mask_bit_support(control);
entry->msi_attrib.default_irq = dev->irq; /* Save IOAPIC IRQ */
entry->msi_attrib.pos = pos;
entry->msi_attrib.is_msix = 0;
entry->msi_attrib.is_64 = is_64bit_address(control);
entry->msi_attrib.entry_nr = 0;
entry->msi_attrib.maskbit = is_mask_bit_support(control);
entry->msi_attrib.default_irq = dev->irq; /* Save IOAPIC IRQ */
entry->msi_attrib.pos = pos;
entry->mask_pos = msi_mask_reg(pos, entry->msi_attrib.is_64);
/* All MSIs are unmasked by default, Mask them all */
@ -513,7 +512,7 @@ static int msix_capability_init(struct pci_dev *dev,
u16 control;
void __iomem *base;
pos = pci_find_capability(dev, PCI_CAP_ID_MSIX);
pos = pci_find_capability(dev, PCI_CAP_ID_MSIX);
pci_read_config_word(dev, pos + PCI_MSIX_FLAGS, &control);
/* Ensure MSI-X is disabled while it is set up */
@ -584,7 +583,7 @@ static int msix_capability_init(struct pci_dev *dev,
* to determine if MSI/-X are supported for the device. If MSI/-X is
* supported return 0, else return an error code.
**/
static int pci_msi_check_device(struct pci_dev* dev, int nvec, int type)
static int pci_msi_check_device(struct pci_dev *dev, int nvec, int type)
{
struct pci_bus *bus;
int ret;
@ -601,8 +600,9 @@ static int pci_msi_check_device(struct pci_dev* dev, int nvec, int type)
if (nvec < 1)
return -ERANGE;
/* Any bridge which does NOT route MSI transactions from it's
* secondary bus to it's primary bus must set NO_MSI flag on
/*
* Any bridge which does NOT route MSI transactions from its
* secondary bus to its primary bus must set NO_MSI flag on
* the secondary pci_bus.
* We expect only arch-specific PCI host bus controller driver
* or quirks for specific PCI bridges to be setting NO_MSI.
@ -693,7 +693,7 @@ void pci_msi_shutdown(struct pci_dev *dev)
dev->irq = desc->msi_attrib.default_irq;
}
void pci_disable_msi(struct pci_dev* dev)
void pci_disable_msi(struct pci_dev *dev)
{
if (!pci_msi_enable || !dev || !dev->msi_enabled)
return;
@ -735,13 +735,13 @@ int pci_msix_table_size(struct pci_dev *dev)
* of irqs or MSI-X vectors available. Driver should use the returned value to
* re-send its request.
**/
int pci_enable_msix(struct pci_dev* dev, struct msix_entry *entries, int nvec)
int pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, int nvec)
{
int status, nr_entries;
int i, j;
if (!entries)
return -EINVAL;
return -EINVAL;
status = pci_msi_check_device(dev, nvec, PCI_CAP_ID_MSIX);
if (status)
@ -763,7 +763,7 @@ int pci_enable_msix(struct pci_dev* dev, struct msix_entry *entries, int nvec)
WARN_ON(!!dev->msix_enabled);
/* Check whether driver already requested for MSI irq */
if (dev->msi_enabled) {
if (dev->msi_enabled) {
dev_info(&dev->dev, "can't enable MSI-X "
"(MSI IRQ already assigned)\n");
return -EINVAL;
@ -773,7 +773,7 @@ int pci_enable_msix(struct pci_dev* dev, struct msix_entry *entries, int nvec)
}
EXPORT_SYMBOL(pci_enable_msix);
void pci_msix_shutdown(struct pci_dev* dev)
void pci_msix_shutdown(struct pci_dev *dev)
{
struct msi_desc *entry;
@ -791,7 +791,7 @@ void pci_msix_shutdown(struct pci_dev* dev)
dev->msix_enabled = 0;
}
void pci_disable_msix(struct pci_dev* dev)
void pci_disable_msix(struct pci_dev *dev)
{
if (!pci_msi_enable || !dev || !dev->msix_enabled)
return;
@ -810,10 +810,10 @@ EXPORT_SYMBOL(pci_disable_msix);
* allocated for this device function, are reclaimed to unused state,
* which may be used later on.
**/
void msi_remove_pci_irq_vectors(struct pci_dev* dev)
void msi_remove_pci_irq_vectors(struct pci_dev *dev)
{
if (!pci_msi_enable || !dev)
return;
return;
if (dev->msi_enabled || dev->msix_enabled)
free_msi_irqs(dev);