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-rw-r--r--drivers/usb/musb/musb_dsps.c75
1 files changed, 37 insertions, 38 deletions
diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c
index e0d81b8318ab..9efba94c35f2 100644
--- a/drivers/usb/musb/musb_dsps.c
+++ b/drivers/usb/musb/musb_dsps.c
@@ -121,7 +121,43 @@ struct dsps_glue {
unsigned long last_timer; /* last timer data for each instance */
};
-static void dsps_musb_try_idle(struct musb *musb, unsigned long timeout);
+static void dsps_musb_try_idle(struct musb *musb, unsigned long timeout)
+{
+ struct device *dev = musb->controller;
+ struct dsps_glue *glue = dev_get_drvdata(dev->parent);
+
+ if (timeout == 0)
+ timeout = jiffies + msecs_to_jiffies(3);
+
+ /* Never idle if active, or when VBUS timeout is not set as host */
+ if (musb->is_active || (musb->a_wait_bcon == 0 &&
+ musb->xceiv->state == OTG_STATE_A_WAIT_BCON)) {
+ dev_dbg(musb->controller, "%s active, deleting timer\n",
+ usb_otg_state_string(musb->xceiv->state));
+ del_timer(&glue->timer);
+ glue->last_timer = jiffies;
+ return;
+ }
+ if (musb->port_mode == MUSB_PORT_MODE_HOST)
+ return;
+
+ if (!musb->g.dev.driver)
+ return;
+
+ if (time_after(glue->last_timer, timeout) &&
+ timer_pending(&glue->timer)) {
+ dev_dbg(musb->controller,
+ "Longer idle timer already pending, ignoring...\n");
+ return;
+ }
+ glue->last_timer = timeout;
+
+ dev_dbg(musb->controller, "%s inactive, starting idle timer for %u ms\n",
+ usb_otg_state_string(musb->xceiv->state),
+ jiffies_to_msecs(timeout - jiffies));
+ mod_timer(&glue->timer, timeout);
+}
+
/**
* dsps_musb_enable - enable interrupts
*/
@@ -216,43 +252,6 @@ static void otg_timer(unsigned long _musb)
spin_unlock_irqrestore(&musb->lock, flags);
}
-static void dsps_musb_try_idle(struct musb *musb, unsigned long timeout)
-{
- struct device *dev = musb->controller;
- struct dsps_glue *glue = dev_get_drvdata(dev->parent);
-
- if (timeout == 0)
- timeout = jiffies + msecs_to_jiffies(3);
-
- /* Never idle if active, or when VBUS timeout is not set as host */
- if (musb->is_active || (musb->a_wait_bcon == 0 &&
- musb->xceiv->state == OTG_STATE_A_WAIT_BCON)) {
- dev_dbg(musb->controller, "%s active, deleting timer\n",
- usb_otg_state_string(musb->xceiv->state));
- del_timer(&glue->timer);
- glue->last_timer = jiffies;
- return;
- }
- if (musb->port_mode == MUSB_PORT_MODE_HOST)
- return;
-
- if (!musb->g.dev.driver)
- return;
-
- if (time_after(glue->last_timer, timeout) &&
- timer_pending(&glue->timer)) {
- dev_dbg(musb->controller,
- "Longer idle timer already pending, ignoring...\n");
- return;
- }
- glue->last_timer = timeout;
-
- dev_dbg(musb->controller, "%s inactive, starting idle timer for %u ms\n",
- usb_otg_state_string(musb->xceiv->state),
- jiffies_to_msecs(timeout - jiffies));
- mod_timer(&glue->timer, timeout);
-}
-
static irqreturn_t dsps_interrupt(int irq, void *hci)
{
struct musb *musb = hci;