From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out1-smtp.messagingengine.com ([66.111.4.25]:47590 "EHLO out1-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751276AbbEBNRF (ORCPT ); Sat, 2 May 2015 09:17:05 -0400 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id D586720A1A for ; Sat, 2 May 2015 09:17:04 -0400 (EDT) Subject: FAILED: patch "[PATCH] usb: host: ehci: use new USB_RESUME_TIMEOUT" failed to apply to 3.14-stable tree To: balbi@ti.com, stable@vger.kernel.org Cc: From: Date: Sat, 02 May 2015 15:17:03 +0200 Message-ID: <14305726235941@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: The patch below does not apply to the 3.14-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >>From ea16328f80ca8d74434352157f37ef60e2f55ce2 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Fri, 13 Feb 2015 14:42:25 -0600 Subject: [PATCH] usb: host: ehci: use new USB_RESUME_TIMEOUT Make sure we're using the new macro, so our resume signaling will always pass certification. Cc: # v3.10+ Signed-off-by: Felipe Balbi diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index 85e56d1abd23..f4d88dfb26a7 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -792,12 +792,12 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) ehci->reset_done[i] == 0)) continue; - /* start 20 msec resume signaling from this port, - * and make hub_wq collect PORT_STAT_C_SUSPEND to - * stop that signaling. Use 5 ms extra for safety, - * like usb_port_resume() does. + /* start USB_RESUME_TIMEOUT msec resume signaling from + * this port, and make hub_wq collect + * PORT_STAT_C_SUSPEND to stop that signaling. */ - ehci->reset_done[i] = jiffies + msecs_to_jiffies(25); + ehci->reset_done[i] = jiffies + + msecs_to_jiffies(USB_RESUME_TIMEOUT); set_bit(i, &ehci->resuming_ports); ehci_dbg (ehci, "port %d remote wakeup\n", i + 1); usb_hcd_start_port_resume(&hcd->self, i); diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 87cf86f38b36..7354d0129a72 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -471,10 +471,13 @@ static int ehci_bus_resume (struct usb_hcd *hcd) ehci_writel(ehci, temp, &ehci->regs->port_status [i]); } - /* msleep for 20ms only if code is trying to resume port */ + /* + * msleep for USB_RESUME_TIMEOUT ms only if code is trying to resume + * port + */ if (resume_needed) { spin_unlock_irq(&ehci->lock); - msleep(20); + msleep(USB_RESUME_TIMEOUT); spin_lock_irq(&ehci->lock); if (ehci->shutdown) goto shutdown; @@ -942,7 +945,7 @@ int ehci_hub_control( temp &= ~PORT_WAKE_BITS; ehci_writel(ehci, temp | PORT_RESUME, status_reg); ehci->reset_done[wIndex] = jiffies - + msecs_to_jiffies(20); + + msecs_to_jiffies(USB_RESUME_TIMEOUT); set_bit(wIndex, &ehci->resuming_ports); usb_hcd_start_port_resume(&hcd->self, wIndex); break;