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authorIlpo Järvinen <ilpo.jarvinen@linux.intel.com>2024-12-16 19:56:13 +0200
committerBjorn Helgaas <bhelgaas@google.com>2025-02-18 15:40:52 -0600
commit8986e7e6685f59859e0d2511ccbb9314ea534d25 (patch)
tree50096c72c1588e7e122c5b902ad9864fbf0632dd /drivers/pci/setup-bus.c
parentPCI: Fix old_size lower bound in calculate_iosize() too (diff)
downloadwireguard-linux-8986e7e6685f59859e0d2511ccbb9314ea534d25.tar.xz
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PCI: Use SZ_* instead of literals in setup-bus.c
Convert literals in setup-bus.c to SZ_* defines that make the size more human readable. As the code is now self-explanatory, eliminate comments about the size. Link: https://lore.kernel.org/r/20241216175632.4175-7-ilpo.jarvinen@linux.intel.com Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Tested-by: Xiaochun Lee <lixc17@lenovo.com>
Diffstat (limited to 'drivers/pci/setup-bus.c')
-rw-r--r--drivers/pci/setup-bus.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 7c966e3f5060..fd6b89c22df3 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -841,9 +841,9 @@ resource_size_t __weak pcibios_window_alignment(struct pci_bus *bus,
return 1;
}
-#define PCI_P2P_DEFAULT_MEM_ALIGN 0x100000 /* 1MiB */
-#define PCI_P2P_DEFAULT_IO_ALIGN 0x1000 /* 4KiB */
-#define PCI_P2P_DEFAULT_IO_ALIGN_1K 0x400 /* 1KiB */
+#define PCI_P2P_DEFAULT_MEM_ALIGN SZ_1M
+#define PCI_P2P_DEFAULT_IO_ALIGN SZ_4K
+#define PCI_P2P_DEFAULT_IO_ALIGN_1K SZ_1K
static resource_size_t window_alignment(struct pci_bus *bus, unsigned long type)
{
@@ -908,7 +908,7 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size,
continue;
r_size = resource_size(r);
- if (r_size < 0x400)
+ if (r_size < SZ_1K)
/* Might be re-aligned for ISA */
size += r_size;
else