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authorStephen Boyd <sboyd@kernel.org>2022-03-15 14:06:06 -0700
committerStephen Boyd <sboyd@kernel.org>2022-03-15 14:06:06 -0700
commit99105cc81885e1278c927cdff15a3fdef5c29289 (patch)
treec48ea12335dc9006df715a05433f3f19a3570ff7 /drivers/firmware/efi/efi.c
parented06099c5d0b329082cc19c58eace0b20bf7fe70 (diff)
parent754e0b0e35608ed5206d6a67a791563c631cec07 (diff)
downloadlinux-99105cc81885e1278c927cdff15a3fdef5c29289.tar.bz2
Merge tag 'v5.17-rc4' into clk-ti
We want to get commit 31aa7056bbec ("ARM: dts: Don't use legacy clock defines for dra7 clkctrl") so merge in the nearest rc.
Diffstat (limited to 'drivers/firmware/efi/efi.c')
-rw-r--r--drivers/firmware/efi/efi.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index ae79c3300129..7de3f5b6e8d0 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -722,6 +722,13 @@ void __init efi_systab_report_header(const efi_table_hdr_t *systab_hdr,
systab_hdr->revision >> 16,
systab_hdr->revision & 0xffff,
vendor);
+
+ if (IS_ENABLED(CONFIG_X86_64) &&
+ systab_hdr->revision > EFI_1_10_SYSTEM_TABLE_REVISION &&
+ !strcmp(vendor, "Apple")) {
+ pr_info("Apple Mac detected, using EFI v1.10 runtime services only\n");
+ efi.runtime_version = EFI_1_10_SYSTEM_TABLE_REVISION;
+ }
}
static __initdata char memory_type_name[][13] = {