Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751415AbaKYARf (ORCPT ); Mon, 24 Nov 2014 19:17:35 -0500 Received: from mail-pd0-f202.google.com ([209.85.192.202]:43514 "EHLO mail-pd0-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750856AbaKYARa (ORCPT ); Mon, 24 Nov 2014 19:17:30 -0500 From: Andrew Bresticker To: Stephen Warren , Thierry Reding , Alexandre Courbot , linux-tegra@vger.kernel.org Cc: Andrew Bresticker , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Jassi Brar , Linus Walleij , Greg Kroah-Hartman , Mathias Nyman , Grant Likely , Alan Stern , Arnd Bergmann , Olof Johansson , Kishon Vijay Abraham I , Felipe Balbi , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org Subject: [PATCH V6 01/12] xhci: Set shared HCD's hcd_priv in xhci_gen_setup Date: Mon, 24 Nov 2014 16:17:13 -0800 Message-Id: <1416874644-12070-2-git-send-email-abrestic@chromium.org> X-Mailer: git-send-email 2.1.0.rc2.206.gedb03e5 In-Reply-To: <1416874644-12070-1-git-send-email-abrestic@chromium.org> References: <1416874644-12070-1-git-send-email-abrestic@chromium.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org xhci_gen_setup() sets the hcd_priv field for the primary HCD, but not for the shared HCD, requiring xHCI host-controller drivers to set it between usb_create_shared_hcd() and usb_add_hcd(). There's no reason xhci_gen_setup() can't set the shared HCD's hcd_priv as well, so move that bit out of the host-controller drivers and into xhci_gen_setup(). Signed-off-by: Andrew Bresticker Reviewed-by: Felipe Balbi --- No changes from v5. New for v5. Peviously posted here: https://lkml.org/lkml/2014/10/30/726 --- drivers/usb/host/xhci-pci.c | 5 ----- drivers/usb/host/xhci-plat.c | 5 ----- drivers/usb/host/xhci.c | 6 +++--- 3 files changed, 3 insertions(+), 13 deletions(-) diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 9a69b1f..31025e4 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -221,11 +221,6 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) goto dealloc_usb2_hcd; } - /* Set the xHCI pointer before xhci_pci_setup() (aka hcd_driver.reset) - * is called by usb_add_hcd(). - */ - *((struct xhci_hcd **) xhci->shared_hcd->hcd_priv) = xhci; - retval = usb_add_hcd(xhci->shared_hcd, dev->irq, IRQF_SHARED); if (retval) diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 3d78b0c..5bc33bc 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -149,11 +149,6 @@ static int xhci_plat_probe(struct platform_device *pdev) if ((node && of_property_read_bool(node, "usb3-lpm-capable")) || (pdata && pdata->usb3_lpm_capable)) xhci->quirks |= XHCI_LPM_SUPPORT; - /* - * Set the xHCI pointer before xhci_plat_setup() (aka hcd_driver.reset) - * is called by usb_add_hcd(). - */ - *((struct xhci_hcd **) xhci->shared_hcd->hcd_priv) = xhci; if (HCC_MAX_PSA(xhci->hcc_params) >= 4) xhci->shared_hcd->can_do_streams = 1; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 2a5d45b..ae05471 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -4843,9 +4843,9 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks) */ hcd->has_tt = 1; } else { - /* xHCI private pointer was set in xhci_pci_probe for the second - * registered roothub. - */ + xhci = hcd_to_xhci(hcd->primary_hcd); + *((struct xhci_hcd **) hcd->hcd_priv) = xhci; + return 0; } -- 2.1.0.rc2.206.gedb03e5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/