diff options
| author | Michał Kępień | 2016-03-04 14:09:06 +0100 |
|---|---|---|
| committer | Darren Hart | 2016-03-23 10:05:49 -0700 |
| commit | e8edf53b198f5656d5ae99685bc6c1f616662b3d (patch) | |
| tree | d17533b7dd0af9d1d35acd5ef56e928113439f46 /drivers/platform/x86/dell-smbios.c | |
| parent | 4db9675d927a71faa66e5ab128d2390d6329750b (diff) | |
dell-laptop: move dell_smi_error() to dell-smbios
The dell_smi_error() method could be used by modules other than
dell-laptop for convenient translation of SMBIOS request errors into
errno values. Thus, move it to dell-smbios.
Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Reviewed-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
Diffstat (limited to 'drivers/platform/x86/dell-smbios.c')
| -rw-r--r-- | drivers/platform/x86/dell-smbios.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/platform/x86/dell-smbios.c b/drivers/platform/x86/dell-smbios.c index 2a4992a9c538..942572f183b5 100644 --- a/drivers/platform/x86/dell-smbios.c +++ b/drivers/platform/x86/dell-smbios.c @@ -16,6 +16,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/dmi.h> +#include <linux/err.h> #include <linux/gfp.h> #include <linux/mutex.h> #include <linux/slab.h> @@ -39,6 +40,21 @@ static int da_command_code; static int da_num_tokens; static struct calling_interface_token *da_tokens; +int dell_smi_error(int value) +{ + switch (value) { + case 0: /* Completed successfully */ + return 0; + case -1: /* Completed with error */ + return -EIO; + case -2: /* Function not supported */ + return -ENXIO; + default: /* Unknown error */ + return -EINVAL; + } +} +EXPORT_SYMBOL_GPL(dell_smi_error); + struct calling_interface_buffer *dell_smbios_get_buffer(void) { mutex_lock(&buffer_mutex); |