unsigned long flags;
spin_lock_irqsave(&musb->lock, flags);
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_B_WAIT_ACON:
dev_dbg(musb->controller, "HNP: b_wait_acon timeout; back to b_peripheral\n");
musb_g_disconnect(musb);
- musb->xceiv->state = OTG_STATE_B_PERIPHERAL;
+ musb->xceiv->otg->state = OTG_STATE_B_PERIPHERAL;
musb->is_active = 0;
break;
case OTG_STATE_A_SUSPEND:
case OTG_STATE_A_WAIT_BCON:
dev_dbg(musb->controller, "HNP: %s timeout\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
musb_platform_set_vbus(musb, 0);
- musb->xceiv->state = OTG_STATE_A_WAIT_VFALL;
+ musb->xceiv->otg->state = OTG_STATE_A_WAIT_VFALL;
break;
default:
dev_dbg(musb->controller, "HNP: Unhandled mode %s\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
}
spin_unlock_irqrestore(&musb->lock, flags);
}
u8 reg;
dev_dbg(musb->controller, "HNP: stop from %s\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_A_PERIPHERAL:
musb_g_disconnect(musb);
dev_dbg(musb->controller, "HNP: back to %s\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
break;
case OTG_STATE_B_HOST:
dev_dbg(musb->controller, "HNP: Disabling HR\n");
if (hcd)
hcd->self.is_b_host = 0;
- musb->xceiv->state = OTG_STATE_B_PERIPHERAL;
+ musb->xceiv->otg->state = OTG_STATE_B_PERIPHERAL;
MUSB_DEV_MODE(musb);
reg = musb_readb(mbase, MUSB_POWER);
reg |= MUSB_POWER_SUSPENDM;
break;
default:
dev_dbg(musb->controller, "HNP: Stopping in unknown state %s\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
}
/*
*/
if (int_usb & MUSB_INTR_RESUME) {
handled = IRQ_HANDLED;
- dev_dbg(musb->controller, "RESUME (%s)\n", usb_otg_state_string(musb->xceiv->state));
+ dev_dbg(musb->controller, "RESUME (%s)\n", usb_otg_state_string(musb->xceiv->otg->state));
if (devctl & MUSB_DEVCTL_HM) {
void __iomem *mbase = musb->mregs;
u8 power;
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_A_SUSPEND:
/* remote wakeup? later, GetPortStatus
* will stop RESUME signaling
&musb->finish_resume_work,
msecs_to_jiffies(20));
- musb->xceiv->state = OTG_STATE_A_HOST;
+ musb->xceiv->otg->state = OTG_STATE_A_HOST;
musb->is_active = 1;
musb_host_resume_root_hub(musb);
break;
case OTG_STATE_B_WAIT_ACON:
- musb->xceiv->state = OTG_STATE_B_PERIPHERAL;
+ musb->xceiv->otg->state = OTG_STATE_B_PERIPHERAL;
musb->is_active = 1;
MUSB_DEV_MODE(musb);
break;
default:
WARNING("bogus %s RESUME (%s)\n",
"host",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
}
} else {
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_A_SUSPEND:
/* possibly DISCONNECT is upcoming */
- musb->xceiv->state = OTG_STATE_A_HOST;
+ musb->xceiv->otg->state = OTG_STATE_A_HOST;
musb_host_resume_root_hub(musb);
break;
case OTG_STATE_B_WAIT_ACON:
default:
WARNING("bogus %s RESUME (%s)\n",
"peripheral",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
}
}
}
}
dev_dbg(musb->controller, "SESSION_REQUEST (%s)\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
/* IRQ arrives from ID pin sense or (later, if VBUS power
* is removed) SRP. responses are time critical:
*/
musb_writeb(mbase, MUSB_DEVCTL, MUSB_DEVCTL_SESSION);
musb->ep0_stage = MUSB_EP0_START;
- musb->xceiv->state = OTG_STATE_A_IDLE;
+ musb->xceiv->otg->state = OTG_STATE_A_IDLE;
MUSB_HST_MODE(musb);
musb_platform_set_vbus(musb, 1);
* REVISIT: do delays from lots of DEBUG_KERNEL checks
* make trouble here, keeping VBUS < 4.4V ?
*/
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_A_HOST:
/* recovery is dicey once we've gotten past the
* initial stages of enumeration, but if VBUS
dev_printk(ignore ? KERN_DEBUG : KERN_ERR, musb->controller,
"VBUS_ERROR in %s (%02x, %s), retry #%d, port1 %08x\n",
- usb_otg_state_string(musb->xceiv->state),
+ usb_otg_state_string(musb->xceiv->otg->state),
devctl,
({ char *s;
switch (devctl & MUSB_DEVCTL_VBUS) {
if (int_usb & MUSB_INTR_SUSPEND) {
dev_dbg(musb->controller, "SUSPEND (%s) devctl %02x\n",
- usb_otg_state_string(musb->xceiv->state), devctl);
+ usb_otg_state_string(musb->xceiv->otg->state), devctl);
handled = IRQ_HANDLED;
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_A_PERIPHERAL:
/* We also come here if the cable is removed, since
* this silicon doesn't report ID-no-longer-grounded.
musb_g_suspend(musb);
musb->is_active = musb->g.b_hnp_enable;
if (musb->is_active) {
- musb->xceiv->state = OTG_STATE_B_WAIT_ACON;
+ musb->xceiv->otg->state = OTG_STATE_B_WAIT_ACON;
dev_dbg(musb->controller, "HNP: Setting timer for b_ase0_brst\n");
mod_timer(&musb->otg_timer, jiffies
+ msecs_to_jiffies(
+ msecs_to_jiffies(musb->a_wait_bcon));
break;
case OTG_STATE_A_HOST:
- musb->xceiv->state = OTG_STATE_A_SUSPEND;
+ musb->xceiv->otg->state = OTG_STATE_A_SUSPEND;
musb->is_active = musb->hcd->self.b_hnp_enable;
break;
case OTG_STATE_B_HOST:
musb->port1_status |= USB_PORT_STAT_LOW_SPEED;
/* indicate new connection to OTG machine */
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_B_PERIPHERAL:
if (int_usb & MUSB_INTR_SUSPEND) {
dev_dbg(musb->controller, "HNP: SUSPEND+CONNECT, now b_host\n");
case OTG_STATE_B_WAIT_ACON:
dev_dbg(musb->controller, "HNP: CONNECT, now b_host\n");
b_host:
- musb->xceiv->state = OTG_STATE_B_HOST;
+ musb->xceiv->otg->state = OTG_STATE_B_HOST;
if (musb->hcd)
musb->hcd->self.is_b_host = 1;
del_timer(&musb->otg_timer);
default:
if ((devctl & MUSB_DEVCTL_VBUS)
== (3 << MUSB_DEVCTL_VBUS_SHIFT)) {
- musb->xceiv->state = OTG_STATE_A_HOST;
+ musb->xceiv->otg->state = OTG_STATE_A_HOST;
if (hcd)
hcd->self.is_b_host = 0;
}
musb_host_poke_root_hub(musb);
dev_dbg(musb->controller, "CONNECT (%s) devctl %02x\n",
- usb_otg_state_string(musb->xceiv->state), devctl);
+ usb_otg_state_string(musb->xceiv->otg->state), devctl);
}
if (int_usb & MUSB_INTR_DISCONNECT) {
dev_dbg(musb->controller, "DISCONNECT (%s) as %s, devctl %02x\n",
- usb_otg_state_string(musb->xceiv->state),
+ usb_otg_state_string(musb->xceiv->otg->state),
MUSB_MODE(musb), devctl);
handled = IRQ_HANDLED;
- switch (musb->xceiv->state) {
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_A_HOST:
case OTG_STATE_A_SUSPEND:
musb_host_resume_root_hub(musb);
musb_root_disconnect(musb);
if (musb->hcd)
musb->hcd->self.is_b_host = 0;
- musb->xceiv->state = OTG_STATE_B_PERIPHERAL;
+ musb->xceiv->otg->state = OTG_STATE_B_PERIPHERAL;
MUSB_DEV_MODE(musb);
musb_g_disconnect(musb);
break;
break;
default:
WARNING("unhandled DISCONNECT transition (%s)\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
break;
}
}
}
} else {
dev_dbg(musb->controller, "BUS RESET as %s\n",
- usb_otg_state_string(musb->xceiv->state));
- switch (musb->xceiv->state) {
+ usb_otg_state_string(musb->xceiv->otg->state));
+ switch (musb->xceiv->otg->state) {
case OTG_STATE_A_SUSPEND:
musb_g_reset(musb);
/* FALLTHROUGH */
case OTG_STATE_A_WAIT_BCON: /* OPT TD.4.7-900ms */
/* never use invalid T(a_wait_bcon) */
dev_dbg(musb->controller, "HNP: in %s, %d msec timeout\n",
- usb_otg_state_string(musb->xceiv->state),
+ usb_otg_state_string(musb->xceiv->otg->state),
TA_WAIT_BCON(musb));
mod_timer(&musb->otg_timer, jiffies
+ msecs_to_jiffies(TA_WAIT_BCON(musb)));
break;
case OTG_STATE_B_WAIT_ACON:
dev_dbg(musb->controller, "HNP: RESET (%s), to b_peripheral\n",
- usb_otg_state_string(musb->xceiv->state));
- musb->xceiv->state = OTG_STATE_B_PERIPHERAL;
+ usb_otg_state_string(musb->xceiv->otg->state));
+ musb->xceiv->otg->state = OTG_STATE_B_PERIPHERAL;
musb_g_reset(musb);
break;
case OTG_STATE_B_IDLE:
- musb->xceiv->state = OTG_STATE_B_PERIPHERAL;
+ musb->xceiv->otg->state = OTG_STATE_B_PERIPHERAL;
/* FALLTHROUGH */
case OTG_STATE_B_PERIPHERAL:
musb_g_reset(musb);
break;
default:
dev_dbg(musb->controller, "Unhandled BUS RESET as %s\n",
- usb_otg_state_string(musb->xceiv->state));
+ usb_otg_state_string(musb->xceiv->otg->state));
}
}
}
int ret = -EINVAL;
spin_lock_irqsave(&musb->lock, flags);
- ret = sprintf(buf, "%s\n", usb_otg_state_string(musb->xceiv->state));
+ ret = sprintf(buf, "%s\n", usb_otg_state_string(musb->xceiv->otg->state));
spin_unlock_irqrestore(&musb->lock, flags);
return ret;
spin_lock_irqsave(&musb->lock, flags);
/* force T(a_wait_bcon) to be zero/unlimited *OR* valid */
musb->a_wait_bcon = val ? max_t(int, val, OTG_TIME_A_WAIT_BCON) : 0 ;
- if (musb->xceiv->state == OTG_STATE_A_WAIT_BCON)
+ if (musb->xceiv->otg->state == OTG_STATE_A_WAIT_BCON)
musb->is_active = 0;
musb_platform_try_idle(musb, jiffies + msecs_to_jiffies(val));
spin_unlock_irqrestore(&musb->lock, flags);
{
struct musb *musb = container_of(data, struct musb, irq_work);
- if (musb->xceiv->state != musb->xceiv_old_state) {
- musb->xceiv_old_state = musb->xceiv->state;
+ if (musb->xceiv->otg->state != musb->xceiv_old_state) {
+ musb->xceiv_old_state = musb->xceiv->otg->state;
sysfs_notify(&musb->controller->kobj, NULL, "mode");
}
}
if (musb->xceiv->otg->default_a) {
MUSB_HST_MODE(musb);
- musb->xceiv->state = OTG_STATE_A_IDLE;
+ musb->xceiv->otg->state = OTG_STATE_A_IDLE;
} else {
MUSB_DEV_MODE(musb);
- musb->xceiv->state = OTG_STATE_B_IDLE;
+ musb->xceiv->otg->state = OTG_STATE_B_IDLE;
}
switch (musb->port_mode) {
struct resource *iomem;
void __iomem *base;
- iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!iomem || irq <= 0)
+ if (irq <= 0)
return -ENODEV;
+ iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(dev, iomem);
if (IS_ERR(base))
return PTR_ERR(base);
return 0;
}
-static int musb_resume_noirq(struct device *dev)
+static int musb_resume(struct device *dev)
{
struct musb *musb = dev_to_musb(dev);
+ u8 devctl;
+ u8 mask;
/*
* For static cmos like DaVinci, register values were preserved
musb_restore_context(musb);
+ devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
+ mask = MUSB_DEVCTL_BDEVICE | MUSB_DEVCTL_FSDEV | MUSB_DEVCTL_LSDEV;
+ if ((devctl & mask) != (musb->context.devctl & mask))
+ musb->port1_status = 0;
return 0;
}
static const struct dev_pm_ops musb_dev_pm_ops = {
.suspend = musb_suspend,
- .resume_noirq = musb_resume_noirq,
+ .resume = musb_resume,
.runtime_suspend = musb_runtime_suspend,
.runtime_resume = musb_runtime_resume,
};