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PCI: remove CONFIG_PCI_BUS_ADDR_T_64BIT

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This symbol is now always identical to CONFIG_ARCH_DMA_ADDR_T_64BIT, so
remove it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Christoph Hellwig 2018-04-03 16:40:54 +02:00
parent 4965a68780
commit 8e6390795e
3 changed files with 3 additions and 7 deletions
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4
drivers/pci/Kconfig
View File

@ -5,10 +5,6 @@
source "drivers/pci/pcie/Kconfig"
config PCI_BUS_ADDR_T_64BIT
def_bool y if (ARCH_DMA_ADDR_T_64BIT || 64BIT)
depends on PCI
config PCI_MSI
bool "Message Signaled Interrupts (MSI and MSI-X)"
depends on PCI

4
drivers/pci/bus.c
View File

@ -120,7 +120,7 @@ int devm_request_pci_bus_resources(struct device *dev,
EXPORT_SYMBOL_GPL(devm_request_pci_bus_resources);
static struct pci_bus_region pci_32_bit = {0, 0xffffffffULL};
#ifdef CONFIG_PCI_BUS_ADDR_T_64BIT
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
static struct pci_bus_region pci_64_bit = {0,
(pci_bus_addr_t) 0xffffffffffffffffULL};
static struct pci_bus_region pci_high = {(pci_bus_addr_t) 0x100000000ULL,
@ -230,7 +230,7 @@ int pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res,
resource_size_t),
void *alignf_data)
{
#ifdef CONFIG_PCI_BUS_ADDR_T_64BIT
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
int rc;
if (res->flags & IORESOURCE_MEM_64) {

2
include/linux/pci.h
View File

@ -670,7 +670,7 @@ int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn,
int raw_pci_write(unsigned int domain, unsigned int bus, unsigned int devfn,
int reg, int len, u32 val);
#ifdef CONFIG_PCI_BUS_ADDR_T_64BIT
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
typedef u64 pci_bus_addr_t;
#else
typedef u32 pci_bus_addr_t;