diff options
| author | Li Jun <b47624@freescale.com> | 2015-03-20 16:28:06 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-26 10:54:39 +0100 |
| commit | 3a316ec4c91cfe03093d708369f9ab57000c96c3 (patch) | |
| tree | 9fd2cc1d5b86975c492411b0e67ace78519c64c5 /drivers/usb/chipidea/ci.h | |
| parent | 2f8a467a11aeec61f5077cd337b4efe74847e1d3 (diff) | |
usb: chipidea: use hrtimer for otg fsm timers
Current otg fsm timers are using controller 1ms irq and count it, this patch
is to replace it with hrtimer solution, use one hrtimer for all otg timers.
Signed-off-by: Li Jun <jun.li@freescale.com>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea/ci.h')
| -rw-r--r-- | drivers/usb/chipidea/ci.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h index c09381d4ca77..6d6200e37b71 100644 --- a/drivers/usb/chipidea/ci.h +++ b/drivers/usb/chipidea/ci.h @@ -162,7 +162,10 @@ struct hw_bank { * @role: current role * @is_otg: if the device is otg-capable * @fsm: otg finite state machine - * @fsm_timer: pointer to timer list of otg fsm + * @otg_fsm_hrtimer: hrtimer for otg fsm timers + * @hr_timeouts: time out list for active otg fsm timers + * @enabled_otg_timer_bits: bits of enabled otg timers + * @next_otg_timer: next nearest enabled timer to be expired * @work: work for role changing * @wq: workqueue thread * @qh_pool: allocation pool for queue heads @@ -205,7 +208,10 @@ struct ci_hdrc { bool is_otg; struct usb_otg otg; struct otg_fsm fsm; - struct ci_otg_fsm_timer_list *fsm_timer; + struct hrtimer otg_fsm_hrtimer; + ktime_t hr_timeouts[NUM_OTG_FSM_TIMERS]; + unsigned enabled_otg_timer_bits; + enum otg_fsm_timer next_otg_timer; struct work_struct work; struct workqueue_struct *wq; |