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author | Aaron Armstrong Skomra <skomra@gmail.com> | 2017-01-25 12:08:41 -0800 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2017-01-26 21:46:44 +0100 |
commit | d2ec58aee8b1d68d309656a0561c81c12197a987 (patch) | |
tree | cf824e3f00e2e5eafc21d6e5e3e13f4f1ca57028 /drivers/hid/wacom_wac.c | |
parent | ac2423c975dbd3e8c2afc6dec53ee25be38f723b (diff) | |
download | linux-stable-d2ec58aee8b1d68d309656a0561c81c12197a987.tar.gz linux-stable-d2ec58aee8b1d68d309656a0561c81c12197a987.tar.bz2 linux-stable-d2ec58aee8b1d68d309656a0561c81c12197a987.zip |
HID: wacom: generic: support generic touch switch
The second generation Intuos Pro is the first device in the generic codepath
which has a touchswitch. We utilize a flag in wacom_shared in order to report
this switch event received from the pad on the touch input.
Signed-off-by: Aaron Skomra <aaron.skomra@wacom.com>
Reviewed-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/wacom_wac.c')
-rw-r--r-- | drivers/hid/wacom_wac.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index 2eeaa05e2068..06d152a286a0 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -1728,7 +1728,17 @@ static void wacom_wac_pad_usage_mapping(struct hid_device *hdev, features->device_type |= WACOM_DEVICETYPE_PAD; break; case WACOM_HID_WD_TOUCHONOFF: - wacom_map_usage(input, usage, field, EV_SW, SW_MUTE_DEVICE, 0); + /* + * This usage, which is used to mute touch events, comes + * from the pad packet, but is reported on the touch + * interface. Because the touch interface may not have + * been created yet, we cannot call wacom_map_usage(). In + * order to process this usage when we receive it, we set + * the usage type and code directly. + */ + wacom_wac->has_mute_touch_switch = true; + usage->type = EV_SW; + usage->code = SW_MUTE_DEVICE; features->device_type |= WACOM_DEVICETYPE_PAD; break; case WACOM_HID_WD_TOUCHSTRIP: @@ -1807,6 +1817,13 @@ static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field input_event(input, usage->type, usage->code, 0); break; + case WACOM_HID_WD_TOUCHONOFF: + if (wacom_wac->shared->touch_input) { + input_report_switch(wacom_wac->shared->touch_input, + SW_MUTE_DEVICE, !value); + input_sync(wacom_wac->shared->touch_input); + } + break; default: input_event(input, usage->type, usage->code, value); break; |