summaryrefslogtreecommitdiff
path: root/drivers/platform/x86
diff options
context:
space:
mode:
authorMichał Kępień <kernel@kempniu.pl>2016-03-04 14:09:06 +0100
committerDarren Hart <dvhart@linux.intel.com>2016-03-23 10:05:49 -0700
commite8edf53b198f5656d5ae99685bc6c1f616662b3d (patch)
treed17533b7dd0af9d1d35acd5ef56e928113439f46 /drivers/platform/x86
parent4db9675d927a71faa66e5ab128d2390d6329750b (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')
-rw-r--r--drivers/platform/x86/dell-laptop.c14
-rw-r--r--drivers/platform/x86/dell-smbios.c16
-rw-r--r--drivers/platform/x86/dell-smbios.h2
3 files changed, 18 insertions, 14 deletions
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index 76064c817f3d..cbafb95f694c 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -273,20 +273,6 @@ static const struct dmi_system_id dell_quirks[] __initconst = {
{ }
};
-static inline 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;
- }
-}
-
/*
* Derived from information in smbios-wireless-ctl:
*
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);
diff --git a/drivers/platform/x86/dell-smbios.h b/drivers/platform/x86/dell-smbios.h
index 4f69b16f7769..52febe62d189 100644
--- a/drivers/platform/x86/dell-smbios.h
+++ b/drivers/platform/x86/dell-smbios.h
@@ -35,6 +35,8 @@ struct calling_interface_token {
};
};
+int dell_smi_error(int value);
+
struct calling_interface_buffer *dell_smbios_get_buffer(void);
void dell_smbios_clear_buffer(void);
void dell_smbios_release_buffer(void);