summaryrefslogtreecommitdiff
path: root/drivers/usb/host
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/host')
-rw-r--r--drivers/usb/host/ohci-at91.c2
-rw-r--r--drivers/usb/host/ohci-ep93xx.c2
-rw-r--r--drivers/usb/host/ohci-exynos.c5
-rw-r--r--drivers/usb/host/ohci-hcd.c41
-rw-r--r--drivers/usb/host/ohci-hub.c42
-rw-r--r--drivers/usb/host/ohci-omap.c2
-rw-r--r--drivers/usb/host/ohci-platform.c2
-rw-r--r--drivers/usb/host/ohci-pxa27x.c2
-rw-r--r--drivers/usb/host/ohci-s3c2410.c3
-rw-r--r--drivers/usb/host/ohci-spear.c2
-rw-r--r--drivers/usb/host/ohci-tmio.c2
11 files changed, 48 insertions, 57 deletions
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 0bf72f943b00..908d84af1dd7 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -705,7 +705,7 @@ static int ohci_hcd_at91_drv_resume(struct platform_device *pdev)
if (!clocked)
at91_start_clock();
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
#else
diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c
index dbfbd1dfd2e2..a982f04ed787 100644
--- a/drivers/usb/host/ohci-ep93xx.c
+++ b/drivers/usb/host/ohci-ep93xx.c
@@ -194,7 +194,7 @@ static int ohci_hcd_ep93xx_drv_resume(struct platform_device *pdev)
ep93xx_start_hc(&pdev->dev);
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
#endif
diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c
index 20a50081f922..929a49437e2e 100644
--- a/drivers/usb/host/ohci-exynos.c
+++ b/drivers/usb/host/ohci-exynos.c
@@ -252,10 +252,7 @@ static int exynos_ohci_resume(struct device *dev)
if (pdata && pdata->phy_init)
pdata->phy_init(pdev, S5P_USB_PHY_HOST);
- /* Mark hardware accessible again as we are out of D3 state by now */
- set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
-
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 76663295e1c7..bac662636969 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -1035,13 +1035,50 @@ static int __maybe_unused ohci_suspend(struct usb_hcd *hcd, bool do_wakeup)
static int __maybe_unused ohci_resume(struct usb_hcd *hcd, bool hibernated)
{
+ struct ohci_hcd *ohci = hcd_to_ohci(hcd);
+ int port;
+ bool need_reinit = false;
+
set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
/* Make sure resume from hibernation re-enumerates everything */
if (hibernated)
- ohci_usb_reset(hcd_to_ohci(hcd));
+ ohci_usb_reset(ohci);
+
+ /* See if the controller is already running or has been reset */
+ ohci->hc_control = ohci_readl(ohci, &ohci->regs->control);
+ if (ohci->hc_control & (OHCI_CTRL_IR | OHCI_SCHED_ENABLES)) {
+ need_reinit = true;
+ } else {
+ switch (ohci->hc_control & OHCI_CTRL_HCFS) {
+ case OHCI_USB_OPER:
+ case OHCI_USB_RESET:
+ need_reinit = true;
+ }
+ }
+
+ /* If needed, reinitialize and suspend the root hub */
+ if (need_reinit) {
+ spin_lock_irq(&ohci->lock);
+ ohci_rh_resume(ohci);
+ ohci_rh_suspend(ohci, 0);
+ spin_unlock_irq(&ohci->lock);
+ }
+
+ /* Normally just turn on port power and enable interrupts */
+ else {
+ ohci_dbg(ohci, "powerup ports\n");
+ for (port = 0; port < ohci->num_ports; port++)
+ ohci_writel(ohci, RH_PS_PPS,
+ &ohci->regs->roothub.portstatus[port]);
+
+ ohci_writel(ohci, OHCI_INTR_MIE, &ohci->regs->intrenable);
+ ohci_readl(ohci, &ohci->regs->intrenable);
+ msleep(20);
+ }
+
+ usb_hcd_resume_root_hub(hcd);
- ohci_finish_controller_resume(hcd);
return 0;
}
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 2f3619eefefa..db09dae7b557 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -316,48 +316,6 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
return rc;
}
-/* Carry out the final steps of resuming the controller device */
-static void __maybe_unused ohci_finish_controller_resume(struct usb_hcd *hcd)
-{
- struct ohci_hcd *ohci = hcd_to_ohci(hcd);
- int port;
- bool need_reinit = false;
-
- /* See if the controller is already running or has been reset */
- ohci->hc_control = ohci_readl(ohci, &ohci->regs->control);
- if (ohci->hc_control & (OHCI_CTRL_IR | OHCI_SCHED_ENABLES)) {
- need_reinit = true;
- } else {
- switch (ohci->hc_control & OHCI_CTRL_HCFS) {
- case OHCI_USB_OPER:
- case OHCI_USB_RESET:
- need_reinit = true;
- }
- }
-
- /* If needed, reinitialize and suspend the root hub */
- if (need_reinit) {
- spin_lock_irq(&ohci->lock);
- ohci_rh_resume(ohci);
- ohci_rh_suspend(ohci, 0);
- spin_unlock_irq(&ohci->lock);
- }
-
- /* Normally just turn on port power and enable interrupts */
- else {
- ohci_dbg(ohci, "powerup ports\n");
- for (port = 0; port < ohci->num_ports; port++)
- ohci_writel(ohci, RH_PS_PPS,
- &ohci->regs->roothub.portstatus[port]);
-
- ohci_writel(ohci, OHCI_INTR_MIE, &ohci->regs->intrenable);
- ohci_readl(ohci, &ohci->regs->intrenable);
- msleep(20);
- }
-
- usb_hcd_resume_root_hub(hcd);
-}
-
/* Carry out polling-, autostop-, and autoresume-related state changes */
static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
int any_connected, int rhsc_status)
diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c
index 4531d03503c3..733c77c36355 100644
--- a/drivers/usb/host/ohci-omap.c
+++ b/drivers/usb/host/ohci-omap.c
@@ -530,7 +530,7 @@ static int ohci_omap_resume(struct platform_device *dev)
ohci->next_statechange = jiffies;
omap_ohci_clock_power(1);
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
index 1caaf657c5ea..99d17552d809 100644
--- a/drivers/usb/host/ohci-platform.c
+++ b/drivers/usb/host/ohci-platform.c
@@ -203,7 +203,7 @@ static int ohci_platform_resume(struct device *dev)
return err;
}
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index 2bf11440b010..156d289d3bb5 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -591,7 +591,7 @@ static int ohci_hcd_pxa27x_drv_resume(struct device *dev)
/* Select Power Management Mode */
pxa27x_ohci_select_pmm(ohci, inf->port_mode);
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c
index 0d2309ca471e..281d5c658e36 100644
--- a/drivers/usb/host/ohci-s3c2410.c
+++ b/drivers/usb/host/ohci-s3c2410.c
@@ -524,8 +524,7 @@ static int ohci_hcd_s3c2410_drv_resume(struct device *dev)
s3c2410_start_hc(pdev, hcd);
- set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
diff --git a/drivers/usb/host/ohci-spear.c b/drivers/usb/host/ohci-spear.c
index fc7305ee3c9c..d607be33c03c 100644
--- a/drivers/usb/host/ohci-spear.c
+++ b/drivers/usb/host/ohci-spear.c
@@ -231,7 +231,7 @@ static int spear_ohci_hcd_drv_resume(struct platform_device *dev)
ohci->next_statechange = jiffies;
spear_start_ohci(ohci_p);
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
#endif
diff --git a/drivers/usb/host/ohci-tmio.c b/drivers/usb/host/ohci-tmio.c
index 60c2b0722f2e..2c9ab8f126d4 100644
--- a/drivers/usb/host/ohci-tmio.c
+++ b/drivers/usb/host/ohci-tmio.c
@@ -352,7 +352,7 @@ static int ohci_hcd_tmio_drv_resume(struct platform_device *dev)
spin_unlock_irqrestore(&tmio->lock, flags);
- ohci_finish_controller_resume(hcd);
+ ohci_resume(hcd, false);
return 0;
}
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-16 00:52:13 +0000