From cd5a5ca7887a851ebb2cd4b3ab2778beb5c7c8f0 Mon Sep 17 00:00:00 2001
From: "Lee, Chun-Yi" <jlee@suse.com>
Date: Tue, 7 Jul 2015 11:49:49 +0800
Subject: [PATCH v2 07/16] efi: Make efi_status_to_err() public
Patch-mainline: Not yet, reviewing on linux-efi
References: fate#316350
Moved the function of transferring EFI status to kernel error for
later used by EFI stub.
Reviewed-by: Jiri Kosina <jkosina@suse.com>
Tested-by: Jiri Kosina <jkosina@suse.com>
Signed-off-by: Lee, Chun-Yi <jlee@suse.com>
---
drivers/firmware/efi/efi.c | 33 ---------------------------------
include/linux/efi.h | 33 +++++++++++++++++++++++++++++++++
2 files changed, 33 insertions(+), 33 deletions(-)
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -579,36 +579,3 @@ u64 __weak efi_mem_attributes(unsigned l
}
return 0;
}
-
-int efi_status_to_err(efi_status_t status)
-{
- int err;
-
- switch (status) {
- case EFI_SUCCESS:
- err = 0;
- break;
- case EFI_INVALID_PARAMETER:
- err = -EINVAL;
- break;
- case EFI_OUT_OF_RESOURCES:
- err = -ENOSPC;
- break;
- case EFI_DEVICE_ERROR:
- err = -EIO;
- break;
- case EFI_WRITE_PROTECTED:
- err = -EROFS;
- break;
- case EFI_SECURITY_VIOLATION:
- err = -EACCES;
- break;
- case EFI_NOT_FOUND:
- err = -ENOENT;
- break;
- default:
- err = -EINVAL;
- }
-
- return err;
-}
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -922,6 +922,39 @@ efi_guid_to_str(efi_guid_t *guid, char *
return out;
}
+static inline int efi_status_to_err(efi_status_t status)
+{
+ int err;
+
+ switch (status) {
+ case EFI_SUCCESS:
+ err = 0;
+ break;
+ case EFI_INVALID_PARAMETER:
+ err = -EINVAL;
+ break;
+ case EFI_OUT_OF_RESOURCES:
+ err = -ENOSPC;
+ break;
+ case EFI_DEVICE_ERROR:
+ err = -EIO;
+ break;
+ case EFI_WRITE_PROTECTED:
+ err = -EROFS;
+ break;
+ case EFI_SECURITY_VIOLATION:
+ err = -EACCES;
+ break;
+ case EFI_NOT_FOUND:
+ err = -ENOENT;
+ break;
+ default:
+ err = -EINVAL;
+ }
+
+ return err;
+}
+
extern void efi_init (void);
extern void *efi_get_pal_addr (void);
extern void efi_map_pal_code (void);