Messages in this thread Patch in this message | | | From | Michał Kępień <> | Subject | [PATCH 08/14] dell-smbios: implement new function for finding DMI table 0xDA tokens | Date | Tue, 12 Jan 2016 15:02:54 +0100 |
| |
Ultimately, the da_tokens table should not be exported from dell-smbios. Currently, in some cases, dell-laptop accesses that table's members directly, so implement a new function, dell_smbios_find_token(), which returns a pointer to an entry inside the da_tokens table with the given token ID (or NULL if it is not found).
Signed-off-by: Michał Kępień <kernel@kempniu.pl> --- drivers/platform/x86/dell-smbios.c | 13 +++++++++++++ drivers/platform/x86/dell-smbios.h | 2 ++ 2 files changed, 15 insertions(+)
diff --git a/drivers/platform/x86/dell-smbios.c b/drivers/platform/x86/dell-smbios.c index 597a29f..83e35ed 100644 --- a/drivers/platform/x86/dell-smbios.c +++ b/drivers/platform/x86/dell-smbios.c @@ -59,6 +59,19 @@ void dell_smbios_release_buffer(void) } EXPORT_SYMBOL_GPL(dell_smbios_release_buffer); +struct calling_interface_token *dell_smbios_find_token(int tokenid) +{ + int i; + + for (i = 0; i < da_num_tokens; i++) { + if (da_tokens[i].tokenID == tokenid) + return &da_tokens[i]; + } + + return NULL; +} +EXPORT_SYMBOL_GPL(dell_smbios_find_token); + int find_token_id(int tokenid) { int i; diff --git a/drivers/platform/x86/dell-smbios.h b/drivers/platform/x86/dell-smbios.h index 5ccc0ea..23f6e95 100644 --- a/drivers/platform/x86/dell-smbios.h +++ b/drivers/platform/x86/dell-smbios.h @@ -42,6 +42,8 @@ void dell_smbios_clear_buffer(void); void dell_smbios_get_buffer(void); void dell_smbios_release_buffer(void); +struct calling_interface_token *dell_smbios_find_token(int tokenid); + int find_token_id(int tokenid); int find_token_location(int tokenid); -- 1.7.10.4
| |