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| author | Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2016-07-13 19:06:01 +0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2016-08-05 14:39:16 +0300 |
| commit | e6f2813a6d3fd924a399f8b19bcd8b11487155bc (patch) | |
| tree | 38e49d6df64ecdfc907a2d2baf605788f51cdbd7 /drivers/hid/wacom.h | |
| parent | a50aac7193f18a5a997588556f1212b0d1ba029b (diff) | |
| download | linux-e6f2813a6d3fd924a399f8b19bcd8b11487155bc.tar.xz | |
HID: wacom: EKR: add a worker to add/remove resources on addition/removal
wacom_remote_status_irq() sends information of addition/removal of EKR.
We want to allocate one input node per remote, so better having this
in a separate worker, not handled in the IRQ directly.
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Acked-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/wacom.h')
| -rw-r--r-- | drivers/hid/wacom.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/hid/wacom.h b/drivers/hid/wacom.h index 8ac1eb8a4382..1797e4b3662a 100644 --- a/drivers/hid/wacom.h +++ b/drivers/hid/wacom.h @@ -90,6 +90,7 @@ #include <linux/module.h> #include <linux/mod_devicetable.h> #include <linux/hid.h> +#include <linux/kfifo.h> #include <linux/usb/input.h> #include <linux/power_supply.h> #include <asm/unaligned.h> @@ -108,6 +109,7 @@ enum wacom_worker { WACOM_WORKER_WIRELESS, WACOM_WORKER_BATTERY, + WACOM_WORKER_REMOTE, }; struct wacom_group_leds { @@ -122,6 +124,9 @@ struct wacom { struct mutex lock; struct work_struct wireless_work; struct work_struct battery_work; + struct work_struct remote_work; + spinlock_t remote_lock; + struct kfifo remote_fifo; struct wacom_leds { struct wacom_group_leds *groups; u8 llv; /* status led brightness no button (1..127) */ @@ -149,6 +154,9 @@ static inline void wacom_schedule_work(struct wacom_wac *wacom_wac, case WACOM_WORKER_BATTERY: schedule_work(&wacom->battery_work); break; + case WACOM_WORKER_REMOTE: + schedule_work(&wacom->remote_work); + break; } } @@ -168,7 +176,4 @@ int wacom_wac_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value); void wacom_wac_report(struct hid_device *hdev, struct hid_report *report); void wacom_battery_work(struct work_struct *work); -int wacom_remote_create_attr_group(struct wacom *wacom, __u32 serial, - int index); -void wacom_remote_destroy_attr_group(struct wacom *wacom, __u32 serial); #endif |