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authorMark Brown <broonie@kernel.org>2018-01-12 21:59:19 +0300
committerMark Brown <broonie@kernel.org>2018-01-12 21:59:19 +0300
commit9d66a875ecc7d6dd414121e4508340d6c08f51b0 (patch)
treed446bb455780d9058efe1760745bfb63207090de /arch/x86/platform/efi/quirks.c
parent987da3fe175933c28aab2293505c3597052ff0e2 (diff)
parentdd1dbf94d2826a045fbbe2649d84b27d48620d56 (diff)
downloadlinux-9d66a875ecc7d6dd414121e4508340d6c08f51b0.tar.xz
Merge branch 'acpi-gpio' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm into asoc-intel
Diffstat (limited to 'arch/x86/platform/efi/quirks.c')
-rw-r--r--arch/x86/platform/efi/quirks.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c
index 8a99a2e96537..5b513ccffde4 100644
--- a/arch/x86/platform/efi/quirks.c
+++ b/arch/x86/platform/efi/quirks.c
@@ -592,7 +592,18 @@ static int qrk_capsule_setup_info(struct capsule_info *cap_info, void **pkbuff,
/*
* Update the first page pointer to skip over the CSH header.
*/
- cap_info->pages[0] += csh->headersize;
+ cap_info->phys[0] += csh->headersize;
+
+ /*
+ * cap_info->capsule should point at a virtual mapping of the entire
+ * capsule, starting at the capsule header. Our image has the Quark
+ * security header prepended, so we cannot rely on the default vmap()
+ * mapping created by the generic capsule code.
+ * Given that the Quark firmware does not appear to care about the
+ * virtual mapping, let's just point cap_info->capsule at our copy
+ * of the capsule header.
+ */
+ cap_info->capsule = &cap_info->header;
return 1;
}