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PCI: remove pcibios_scan_all_fns() 

This was #define'd as 0 on all platforms, so let's get rid of it.

This change makes pci_scan_slot() slightly easier to read.

Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Tony Luck <tony.luck@intel.com>
Cc: David Howells <dhowells@redhat.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Reviewed-by: Matthew Wilcox <willy@linux.intel.com>
Acked-by: Russell King <linux@arm.linux.org.uk>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Acked-by: Kyle McMartin <kyle@mcmartin.ca>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Alex Chiang 2009-06-22 08:08:07 -06:00 committed by Jesse Barnes
parent 7135a71b19
commit a7db504052
15 changed files with 37 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/alpha/include/asm/pci.h
View File

@ -52,7 +52,6 @@ struct pci_controller {
bus numbers. */
#define pcibios_assign_all_busses() 1
#define pcibios_scan_all_fns(a, b) 0
#define PCIBIOS_MIN_IO alpha_mv.min_io_address
#define PCIBIOS_MIN_MEM alpha_mv.min_mem_address

2
arch/arm/include/asm/pci.h
View File

@ -6,8 +6,6 @@
#include <mach/hardware.h> /* for PCIBIOS_MIN_* */
#define pcibios_scan_all_fns(a, b) 0
#ifdef CONFIG_PCI_HOST_ITE8152
/* ITE bridge requires setting latency timer to avoid early bus access
termination by PIC bus mater devices

1
arch/h8300/include/asm/pci.h
View File

@ -8,7 +8,6 @@
*/
#define pcibios_assign_all_busses() 0
#define pcibios_scan_all_fns(a, b) 0
static inline void pcibios_set_master(struct pci_dev *dev)
{

14
arch/ia64/include/asm/pci.h
View File

@ -17,7 +17,6 @@
* loader.
*/
#define pcibios_assign_all_busses() 0
#define pcibios_scan_all_fns(a, b) 0
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM 0x10000000
@ -135,7 +134,18 @@ extern void pcibios_resource_to_bus(struct pci_dev *dev,
extern void pcibios_bus_to_resource(struct pci_dev *dev,
struct resource *res, struct pci_bus_region *region);
#define pcibios_scan_all_fns(a, b) 0
static inline struct resource *
pcibios_select_root(struct pci_dev *pdev, struct resource *res)
{
struct resource *root = NULL;
if (res->flags & IORESOURCE_IO)
root = &ioport_resource;
if (res->flags & IORESOURCE_MEM)
root = &iomem_resource;
return root;
}
#define HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)

2
arch/mips/include/asm/pci.h
View File

@ -65,8 +65,6 @@ extern int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
extern unsigned int pcibios_assign_all_busses(void);
#define pcibios_scan_all_fns(a, b) 0
extern unsigned long PCIBIOS_MIN_IO;
extern unsigned long PCIBIOS_MIN_MEM;

13
arch/mn10300/include/asm/pci.h
View File

@ -101,7 +101,18 @@ extern void pcibios_bus_to_resource(struct pci_dev *dev,
struct resource *res,
struct pci_bus_region *region);
#define pcibios_scan_all_fns(a, b) 0
static inline struct resource *
pcibios_select_root(struct pci_dev *pdev, struct resource *res)
{
struct resource *root = NULL;
if (res->flags & IORESOURCE_IO)
root = &ioport_resource;
if (res->flags & IORESOURCE_MEM)
root = &iomem_resource;
return root;
}
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{

1
arch/parisc/include/asm/pci.h
View File

@ -233,7 +233,6 @@ static inline void pcibios_register_hba(struct pci_hba_data *x)
* rp7420/8420 boxes and then revisit this issue.
*/
#define pcibios_assign_all_busses() (1)
#define pcibios_scan_all_fns(a, b) (0)
#define PCIBIOS_MIN_IO 0x10
#define PCIBIOS_MIN_MEM 0x1000 /* NBPG - but pci/setup-res.c dies */

1
arch/powerpc/include/asm/pci.h
View File

@ -40,7 +40,6 @@ struct pci_dev;
*/
#define pcibios_assign_all_busses() \
(ppc_pci_has_flag(PPC_PCI_REASSIGN_ALL_BUS))
#define pcibios_scan_all_fns(a, b) 0
static inline void pcibios_set_master(struct pci_dev *dev)
{

1
arch/sh/include/asm/pci.h
View File

@ -10,7 +10,6 @@
or architectures with incomplete PCI setup by the loader */
#define pcibios_assign_all_busses() 1
#define pcibios_scan_all_fns(a, b) 0
/*
* A board can define one or more PCI channels that represent built-in (or

1
arch/sparc/include/asm/pci_32.h
View File

@ -10,7 +10,6 @@
* or architectures with incomplete PCI setup by the loader.
*/
#define pcibios_assign_all_busses() 0
#define pcibios_scan_all_fns(a, b) 0
#define PCIBIOS_MIN_IO 0UL
#define PCIBIOS_MIN_MEM 0UL

1
arch/sparc/include/asm/pci_64.h
View File

@ -10,7 +10,6 @@
* or architectures with incomplete PCI setup by the loader.
*/
#define pcibios_assign_all_busses() 0
#define pcibios_scan_all_fns(a, b) 0
#define PCIBIOS_MIN_IO 0UL
#define PCIBIOS_MIN_MEM 0UL

1
arch/um/include/asm/pci.h
View File

@ -2,6 +2,5 @@
#define __UM_PCI_H
#define PCI_DMA_BUS_IS_PHYS (1)
#define pcibios_scan_all_fns(a, b) 0
#endif

1
arch/x86/include/asm/pci.h
View File

@ -48,7 +48,6 @@ extern unsigned int pcibios_assign_all_busses(void);
#else
#define pcibios_assign_all_busses() 0
#endif
#define pcibios_scan_all_fns(a, b) 0
extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_IO 0x1000

3
drivers/pci/probe.c
View File

@ -1061,8 +1061,7 @@ int pci_scan_slot(struct pci_bus *bus, int devfn)
if (dev && !dev->is_added) /* new device? */
nr++;
if ((dev && dev->multifunction) ||
(!dev && pcibios_scan_all_fns(bus, devfn))) {
if (dev && dev->multifunction) {
for (fn = 1; fn < 8; fn++) {
dev = pci_scan_single_device(bus, devfn + fn);
if (dev) {

13
include/asm-generic/pci.h
View File

@ -30,7 +30,18 @@ pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
res->end = region->end;
}
#define pcibios_scan_all_fns(a, b) 0
static inline struct resource *
pcibios_select_root(struct pci_dev *pdev, struct resource *res)
{
struct resource *root = NULL;
if (res->flags & IORESOURCE_IO)
root = &ioport_resource;
if (res->flags & IORESOURCE_MEM)
root = &iomem_resource;
return root;
}
#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)