diff options
Diffstat (limited to 'drivers/usb/host')
-rw-r--r-- | drivers/usb/host/ehci-ppc-of.c | 1 | ||||
-rw-r--r-- | drivers/usb/host/ohci-nxp.c | 1 | ||||
-rw-r--r-- | drivers/usb/host/ohci-ppc-of.c | 1 | ||||
-rw-r--r-- | drivers/usb/host/xhci-hub.c | 11 | ||||
-rw-r--r-- | drivers/usb/host/xhci.c | 4 | ||||
-rw-r--r-- | drivers/usb/host/xhci.h | 2 |
6 files changed, 18 insertions, 2 deletions
diff --git a/drivers/usb/host/ehci-ppc-of.c b/drivers/usb/host/ehci-ppc-of.c index 576f7d79a..d1dc644b2 100644 --- a/drivers/usb/host/ehci-ppc-of.c +++ b/drivers/usb/host/ehci-ppc-of.c @@ -148,6 +148,7 @@ static int ehci_hcd_ppc_of_probe(struct platform_device *op) } else { ehci->has_amcc_usb23 = 1; } + of_node_put(np); } if (of_get_property(dn, "big-endian", NULL)) { diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c index f5f532601..a964a93ff 100644 --- a/drivers/usb/host/ohci-nxp.c +++ b/drivers/usb/host/ohci-nxp.c @@ -153,6 +153,7 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev) } isp1301_i2c_client = isp1301_get_client(isp1301_node); + of_node_put(isp1301_node); if (!isp1301_i2c_client) return -EPROBE_DEFER; diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c index 76a9b40b0..96c5c7655 100644 --- a/drivers/usb/host/ohci-ppc-of.c +++ b/drivers/usb/host/ohci-ppc-of.c @@ -169,6 +169,7 @@ static int ohci_hcd_ppc_of_probe(struct platform_device *op) release_mem_region(res.start, 0x4); } else pr_debug("%s: cannot get ehci offset from fdt\n", __FILE__); + of_node_put(np); } irq_dispose_mapping(irq); diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 1bb48e534..b5a18817c 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -1464,6 +1464,17 @@ int xhci_hub_status_data(struct usb_hcd *hcd, char *buf) status = bus_state->resuming_ports; + /* + * SS devices are only visible to roothub after link training completes. + * Keep polling roothubs for a grace period after xHC start + */ + if (xhci->run_graceperiod) { + if (time_before(jiffies, xhci->run_graceperiod)) + status = 1; + else + xhci->run_graceperiod = 0; + } + mask = PORT_CSC | PORT_PEC | PORT_OCC | PORT_PLC | PORT_WRC | PORT_CEC; /* For each port, did anything change? If so, set that bit in buf. */ diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index a9e72fee8..7fef6d9ed 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -149,9 +149,11 @@ int xhci_start(struct xhci_hcd *xhci) xhci_err(xhci, "Host took too long to start, " "waited %u microseconds.\n", XHCI_MAX_HALT_USEC); - if (!ret) + if (!ret) { /* clear state flags. Including dying, halted or removing */ xhci->xhc_state = 0; + xhci->run_graceperiod = jiffies + msecs_to_jiffies(500); + } return ret; } diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 3e6cb257f..029ffcb13 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1811,7 +1811,7 @@ struct xhci_hcd { /* Host controller watchdog timer structures */ unsigned int xhc_state; - + unsigned long run_graceperiod; u32 command; struct s3_save s3; /* Host controller is dying - not responding to commands. "I'm not dead yet!" |