diff options
| author | Matt Fleming <matt@codeblueprint.co.uk> | 2016-04-25 23:06:58 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-04-28 12:34:03 +0300 |
| commit | 806b0351c9ff9890c1ef0ba2c46237baef49ac79 (patch) | |
| tree | ec1a82709839331cd57e66e25cde7ec09e357657 | |
| parent | 06f7d4a1618dbb086e738c93cd1ef416ab01027d (diff) | |
| download | linux-806b0351c9ff9890c1ef0ba2c46237baef49ac79.tar.xz | |
efi: Move efi_status_to_err() to drivers/firmware/efi/
Move efi_status_to_err() to the architecture independent code as it's
generally useful in all bits of EFI code where there is a need to
convert an efi_status_t to a kernel error value.
Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Kweh Hock Leong <hock.leong.kweh@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: joeyli <jlee@suse.com>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/1461614832-17633-27-git-send-email-matt@codeblueprint.co.uk
Signed-off-by: Ingo Molnar <mingo@kernel.org>
| -rw-r--r-- | drivers/firmware/efi/efi.c | 33 | ||||
| -rw-r--r-- | drivers/firmware/efi/vars.c | 33 | ||||
| -rw-r--r-- | include/linux/efi.h | 2 |
3 files changed, 35 insertions, 33 deletions
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 4991371012b4..05509f3aaee8 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -636,3 +636,36 @@ u64 __weak efi_mem_attributes(unsigned long phys_addr) } 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; +} diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c index 34b741940494..0012331d5a3d 100644 --- a/drivers/firmware/efi/vars.c +++ b/drivers/firmware/efi/vars.c @@ -329,39 +329,6 @@ check_var_size_nonblocking(u32 attributes, unsigned long size) return fops->query_variable_store(attributes, size, true); } -static 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; -} - static bool variable_is_present(efi_char16_t *variable_name, efi_guid_t *vendor, struct list_head *head) { diff --git a/include/linux/efi.h b/include/linux/efi.h index 4db7052b2699..ca47481885c4 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -1080,6 +1080,8 @@ static inline void efi_reboot(enum reboot_mode reboot_mode, const char *__unused) {} #endif +extern int efi_status_to_err(efi_status_t status); + /* * Variable Attributes */ |