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70 lines
2.0 KiB
Diff
70 lines
2.0 KiB
Diff
--- a/drivers/usb/host/adm5120-drv.c
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+++ b/drivers/usb/host/adm5120-drv.c
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@@ -174,7 +174,6 @@ static const struct hc_driver adm5120_hc
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*/
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.hub_status_data = admhc_hub_status_data,
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.hub_control = admhc_hub_control,
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- .hub_irq_enable = admhc_hub_irq_enable,
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#ifdef CONFIG_PM
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.bus_suspend = admhc_bus_suspend,
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.bus_resume = admhc_bus_resume,
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--- a/drivers/usb/host/adm5120-hub.c
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+++ b/drivers/usb/host/adm5120-hub.c
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@@ -63,20 +63,6 @@
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/*-------------------------------------------------------------------------*/
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-/* hcd->hub_irq_enable() */
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-static void admhc_hub_irq_enable(struct usb_hcd *hcd)
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-{
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- struct admhcd *ahcd = hcd_to_admhcd(hcd);
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-
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- spin_lock_irq(&ahcd->lock);
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- if (!ahcd->autostop)
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- del_timer(&hcd->rh_timer); /* Prevent next poll */
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- admhc_intr_enable(ahcd, ADMHC_INTR_INSM);
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- spin_unlock_irq(&ahcd->lock);
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-}
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-
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-/*-------------------------------------------------------------------------*/
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-
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/* build "status change" packet (one or two bytes) from HC registers */
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static int
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--- a/drivers/usb/host/adm5120-pm.c
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+++ b/drivers/usb/host/adm5120-pm.c
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@@ -432,13 +432,17 @@ static inline int admhc_rh_resume(struct
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static int admhc_root_hub_state_changes(struct admhcd *ahcd, int changed,
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int any_connected)
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{
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- int poll_rh = 1;
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-
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- /* keep on polling until RHSC is enabled */
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+ /* If INSM is enabled, don't poll */
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if (admhc_readl(ahcd, &ahcd->regs->int_enable) & ADMHC_INTR_INSM)
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- poll_rh = 0;
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+ return 0;
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+
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+ /* If no status changes are pending, enable status-change interrupts */
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+ if (!changed) {
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+ admhc_intr_enable(ahcd, ADMHC_INTR_INSM);
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+ return 0;
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+ }
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- return poll_rh;
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+ return 1;
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}
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#endif /* CONFIG_PM */
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--- a/drivers/usb/host/adm5120-hcd.c
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+++ b/drivers/usb/host/adm5120-hcd.c
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@@ -46,7 +46,7 @@
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#include "../core/hcd.h"
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#include "../core/hub.h"
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-#define DRIVER_VERSION "0.25.0"
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+#define DRIVER_VERSION "0.27.0"
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#define DRIVER_AUTHOR "Gabor Juhos <juhosg@openwrt.org>"
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#define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver"
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