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-rw-r--r--arch/arm64/kernel/acpi.c19
1 files changed, 3 insertions, 16 deletions
diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c
index 1c9c2f7a1c04..f3851724fe35 100644
--- a/arch/arm64/kernel/acpi.c
+++ b/arch/arm64/kernel/acpi.c
@@ -273,8 +273,7 @@ pgprot_t __acpi_get_mem_attribute(phys_addr_t addr)
return __pgprot(PROT_DEVICE_nGnRnE);
}
-static void __iomem *__acpi_os_ioremap(acpi_physical_address phys,
- acpi_size size, bool memory)
+void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size)
{
efi_memory_desc_t *md, *region = NULL;
pgprot_t prot;
@@ -300,11 +299,9 @@ static void __iomem *__acpi_os_ioremap(acpi_physical_address phys,
* It is fine for AML to remap regions that are not represented in the
* EFI memory map at all, as it only describes normal memory, and MMIO
* regions that require a virtual mapping to make them accessible to
- * the EFI runtime services. Determine the region default
- * attributes by checking the requested memory semantics.
+ * the EFI runtime services.
*/
- prot = memory ? __pgprot(PROT_NORMAL_NC) :
- __pgprot(PROT_DEVICE_nGnRnE);
+ prot = __pgprot(PROT_DEVICE_nGnRnE);
if (region) {
switch (region->type) {
case EFI_LOADER_CODE:
@@ -364,16 +361,6 @@ static void __iomem *__acpi_os_ioremap(acpi_physical_address phys,
return __ioremap(phys, size, prot);
}
-void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size)
-{
- return __acpi_os_ioremap(phys, size, false);
-}
-
-void __iomem *acpi_os_memmap(acpi_physical_address phys, acpi_size size)
-{
- return __acpi_os_ioremap(phys, size, true);
-}
-
/*
* Claim Synchronous External Aborts as a firmware first notification.
*