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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2023-08-04 09:46:36 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-08-18 10:19:00 -0700
commit3c9d017cc283df0dabf6b16a6cb4574426cbd53b (patch)
tree6b18eeb78b67fe707b94651a36a6dd2e061b5829 /arch
parentbe33db21427c33a4217bd6b805944d2cf84faf25 (diff)
downloadlwn-3c9d017cc283df0dabf6b16a6cb4574426cbd53b.tar.gz
lwn-3c9d017cc283df0dabf6b16a6cb4574426cbd53b.zip
range.h: Move resource API and constant to respective files
range.h works with struct range data type. The resource_size_t is an alien here. (1) Move cap_resource() implementation into its only user, and (2) rename and move RESOURCE_SIZE_MAX to limits.h. Link: https://lkml.kernel.org/r/20230804064636.15368-1-andriy.shevchenko@linux.intel.com Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Cc: Alexander Sverdlin <alexander.sverdlin@nokia.com> Cc: Borislav Petkov (AMD) <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/cavium-octeon/setup.c2
-rw-r--r--arch/x86/pci/amd_bus.c8
-rw-r--r--arch/x86/pci/bus_numa.c2
3 files changed, 10 insertions, 2 deletions
diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c
index c5561016f577..1ad2602a0383 100644
--- a/arch/mips/cavium-octeon/setup.c
+++ b/arch/mips/cavium-octeon/setup.c
@@ -1240,7 +1240,7 @@ static int __init octeon_no_pci_init(void)
*/
octeon_dummy_iospace = vzalloc(IO_SPACE_LIMIT);
set_io_port_base((unsigned long)octeon_dummy_iospace);
- ioport_resource.start = MAX_RESOURCE;
+ ioport_resource.start = RESOURCE_SIZE_MAX;
ioport_resource.end = 0;
return 0;
}
diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
index dd40d3fea74e..631512f7ec85 100644
--- a/arch/x86/pci/amd_bus.c
+++ b/arch/x86/pci/amd_bus.c
@@ -51,6 +51,14 @@ static struct pci_root_info __init *find_pci_root_info(int node, int link)
return NULL;
}
+static inline resource_size_t cap_resource(u64 val)
+{
+ if (val > RESOURCE_SIZE_MAX)
+ return RESOURCE_SIZE_MAX;
+
+ return val;
+}
+
/**
* early_root_info_init()
* called before pcibios_scan_root and pci_scan_bus
diff --git a/arch/x86/pci/bus_numa.c b/arch/x86/pci/bus_numa.c
index 2752c02e3f0e..e4a525e59eaf 100644
--- a/arch/x86/pci/bus_numa.c
+++ b/arch/x86/pci/bus_numa.c
@@ -101,7 +101,7 @@ void update_res(struct pci_root_info *info, resource_size_t start,
if (start > end)
return;
- if (start == MAX_RESOURCE)
+ if (start == RESOURCE_SIZE_MAX)
return;
if (!merge)