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pci: Move pci_hose_phys_to_bus() to pci_common.c

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pci_hose_phys_to_bus() is needed by several drivers. Move it to
pci_common.c to avoid a broken build when CONFIG_DM_PCI is on.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2015-05-07 21:34:07 +08:00 committed by Simon Glass
parent d8abb46b37
commit 238fe16c40
2 changed files with 66 additions and 70 deletions
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66
drivers/pci/pci.c
View File

@ -186,72 +186,6 @@ pci_dev_t pci_find_devices(struct pci_device_id *ids, int index)
return -1;
}
/*
*
*/
int __pci_hose_phys_to_bus(struct pci_controller *hose,
phys_addr_t phys_addr,
unsigned long flags,
unsigned long skip_mask,
pci_addr_t *ba)
{
struct pci_region *res;
pci_addr_t bus_addr;
int i;
for (i = 0; i < hose->region_count; i++) {
res = &hose->regions[i];
if (((res->flags ^ flags) & PCI_REGION_TYPE) != 0)
continue;
if (res->flags & skip_mask)
continue;
bus_addr = phys_addr - res->phys_start + res->bus_start;
if (bus_addr >= res->bus_start &&
bus_addr < res->bus_start + res->size) {
*ba = bus_addr;
return 0;
}
}
return 1;
}
pci_addr_t pci_hose_phys_to_bus (struct pci_controller *hose,
phys_addr_t phys_addr,
unsigned long flags)
{
pci_addr_t bus_addr = 0;
int ret;
if (!hose) {
puts("pci_hose_phys_to_bus: invalid hose\n");
return bus_addr;
}
/*
* if PCI_REGION_MEM is set we do a two pass search with preference
* on matches that don't have PCI_REGION_SYS_MEMORY set
*/
if ((flags & PCI_REGION_MEM) == PCI_REGION_MEM) {
ret = __pci_hose_phys_to_bus(hose, phys_addr,
flags, PCI_REGION_SYS_MEMORY, &bus_addr);
if (!ret)
return bus_addr;
}
ret = __pci_hose_phys_to_bus(hose, phys_addr, flags, 0, &bus_addr);
if (ret)
puts("pci_hose_phys_to_bus: invalid physical address\n");
return bus_addr;
}
int pci_hose_config_device(struct pci_controller *hose,
pci_dev_t dev,
unsigned long io,

70
drivers/pci/pci_common.c
View File

@ -182,10 +182,10 @@ u32 pci_read_bar32(struct pci_controller *hose, pci_dev_t dev, int barnum)
}
int __pci_hose_bus_to_phys(struct pci_controller *hose,
pci_addr_t bus_addr,
unsigned long flags,
unsigned long skip_mask,
phys_addr_t *pa)
pci_addr_t bus_addr,
unsigned long flags,
unsigned long skip_mask,
phys_addr_t *pa)
{
struct pci_region *res;
int i;
@ -240,6 +240,68 @@ phys_addr_t pci_hose_bus_to_phys(struct pci_controller *hose,
return phys_addr;
}
int __pci_hose_phys_to_bus(struct pci_controller *hose,
phys_addr_t phys_addr,
unsigned long flags,
unsigned long skip_mask,
pci_addr_t *ba)
{
struct pci_region *res;
pci_addr_t bus_addr;
int i;
for (i = 0; i < hose->region_count; i++) {
res = &hose->regions[i];
if (((res->flags ^ flags) & PCI_REGION_TYPE) != 0)
continue;
if (res->flags & skip_mask)
continue;
bus_addr = phys_addr - res->phys_start + res->bus_start;
if (bus_addr >= res->bus_start &&
bus_addr < res->bus_start + res->size) {
*ba = bus_addr;
return 0;
}
}
return 1;
}
pci_addr_t pci_hose_phys_to_bus(struct pci_controller *hose,
phys_addr_t phys_addr,
unsigned long flags)
{
pci_addr_t bus_addr = 0;
int ret;
if (!hose) {
puts("pci_hose_phys_to_bus: invalid hose\n");
return bus_addr;
}
/*
* if PCI_REGION_MEM is set we do a two pass search with preference
* on matches that don't have PCI_REGION_SYS_MEMORY set
*/
if ((flags & PCI_REGION_MEM) == PCI_REGION_MEM) {
ret = __pci_hose_phys_to_bus(hose, phys_addr,
flags, PCI_REGION_SYS_MEMORY, &bus_addr);
if (!ret)
return bus_addr;
}
ret = __pci_hose_phys_to_bus(hose, phys_addr, flags, 0, &bus_addr);
if (ret)
puts("pci_hose_phys_to_bus: invalid physical address\n");
return bus_addr;
}
pci_dev_t pci_find_device(unsigned int vendor, unsigned int device, int index)
{
struct pci_device_id ids[2] = { {}, {0, 0} };