diff options
| author | Andy Lutomirski <luto@kernel.org> | 2015-11-25 18:19:26 -0800 |
|---|---|---|
| committer | Darren Hart (VMware) <dvhart@infradead.org> | 2017-06-06 10:15:19 -0700 |
| commit | 56a370259db4f6204d3514431d1629e0a7135b53 (patch) | |
| tree | 6bbaf67f2f3b01b6202b2500b9af226575a689eb /include/linux/wmi.h | |
| parent | 1686f5444546c3b53547aa8736afcf05833ed31a (diff) | |
platform/x86: wmi: Add a new interface to read block data
wmi_query_block is unnecessarily indirect. Add a straightforward
method for wmi bus drivers to use to read block data.
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Mario Limonciello <mario_limonciello@dell.com>
Cc: Pali Rohár <pali.rohar@gmail.com>
Cc: linux-kernel@vger.kernel.org
Cc: platform-driver-x86@vger.kernel.org
Cc: linux-acpi@vger.kernel.org
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
Diffstat (limited to 'include/linux/wmi.h')
| -rw-r--r-- | include/linux/wmi.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/wmi.h b/include/linux/wmi.h index c6eedfd94e7d..0ab254019488 100644 --- a/include/linux/wmi.h +++ b/include/linux/wmi.h @@ -29,6 +29,10 @@ struct wmi_device { bool readable, writeable; }; +/* Caller must kfree the result. */ +extern union acpi_object *wmidev_block_query(struct wmi_device *wdev, + u8 instance); + struct wmi_device_id { const char *guid_string; }; |