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path: root/drivers/pci/setup-bus.c
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Diffstat (limited to 'drivers/pci/setup-bus.c')
-rw-r--r--drivers/pci/setup-bus.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 23082bc0ca37..1eceabef9e84 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -814,11 +814,9 @@ static resource_size_t calculate_iosize(resource_size_t size,
size = (size & 0xff) + ((size & ~0xffUL) << 2);
#endif
size = size + size1;
- if (size < old_size)
- size = old_size;
- size = ALIGN(max(size, add_size) + children_add_size, align);
- return size;
+ size = max(size, add_size) + children_add_size;
+ return ALIGN(max(size, old_size), align);
}
static resource_size_t calculate_memsize(resource_size_t size,
@@ -1150,7 +1148,6 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask,
min_align = 1ULL << (max_order + __ffs(SZ_1M));
min_align = max(min_align, win_align);
size0 = calculate_memsize(size, min_size, 0, 0, resource_size(b_res), win_align);
- add_align = win_align;
pci_info(bus->self, "bridge window %pR to %pR requires relaxed alignment rules\n",
b_res, &bus->busn_res);
}
@@ -2105,8 +2102,7 @@ pci_root_bus_distribute_available_resources(struct pci_bus *bus,
* in case of root bus.
*/
if (bridge && pci_bridge_resources_not_assigned(dev))
- pci_bridge_distribute_available_resources(bridge,
- add_list);
+ pci_bridge_distribute_available_resources(dev, add_list);
else
pci_root_bus_distribute_available_resources(b, add_list);
}