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| author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2017-06-06 15:25:13 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-09 12:42:43 +0300 |
| commit | 2c3c4197c9dd878e39e249e1da64bcffceb8a5c4 (patch) | |
| tree | 42c2c7a7c6ecf052e5dd210ae5ce26c1bd083d45 /drivers/thunderbolt/tb.h | |
| parent | cd446ee2e64f03d0e3d8463bf826aaebe0005149 (diff) | |
| download | linux-2c3c4197c9dd878e39e249e1da64bcffceb8a5c4.tar.xz | |
thunderbolt: Store Thunderbolt generation in the switch structure
In some cases it is useful to know what is the Thunderbolt generation
the switch supports. This introduces a new field to struct switch that
stores the generation of the switch based on the device ID. Unknown
switches (there should be none) are assumed to be first generation to be
on the safe side.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Yehezkel Bernat <yehezkel.bernat@intel.com>
Reviewed-by: Michael Jamet <michael.jamet@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andreas Noever <andreas.noever@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/thunderbolt/tb.h')
| -rw-r--r-- | drivers/thunderbolt/tb.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h index 98a405384596..39d24dff82c5 100644 --- a/drivers/thunderbolt/tb.h +++ b/drivers/thunderbolt/tb.h @@ -25,6 +25,7 @@ * @device: Device ID of the switch * @vendor_name: Name of the vendor (or %NULL if not known) * @device_name: Name of the device (or %NULL if not known) + * @generation: Switch Thunderbolt generation * @cap_plug_events: Offset to the plug events capability (%0 if not found) * @is_unplugged: The switch is going away * @drom: DROM of the switch (%NULL if not found) @@ -40,6 +41,7 @@ struct tb_switch { u16 device; const char *vendor_name; const char *device_name; + unsigned int generation; int cap_plug_events; bool is_unplugged; u8 *drom; |