/* * USB of helper code * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ #include #include #include #include #include static const char *const usbphy_modes[] = { [USBPHY_INTERFACE_MODE_UNKNOWN] = "", [USBPHY_INTERFACE_MODE_UTMI] = "utmi", [USBPHY_INTERFACE_MODE_UTMIW] = "utmi_wide", [USBPHY_INTERFACE_MODE_ULPI] = "ulpi", [USBPHY_INTERFACE_MODE_SERIAL] = "serial", [USBPHY_INTERFACE_MODE_HSIC] = "hsic", }; /** * of_usb_get_phy_mode - Get phy mode for given device_node * @np: Pointer to the given device_node * * The function gets phy interface string from property 'phy_type', * and returns the corresponding enum usb_phy_interface */ enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np) { const char *phy_type; int err, i; err = of_property_read_string(np, "phy_type", &phy_type); if (err < 0) return USBPHY_INTERFACE_MODE_UNKNOWN; for (i = 0; i < ARRAY_SIZE(usbphy_modes); i++) if (!strcmp(phy_type, usbphy_modes[i])) return i; return USBPHY_INTERFACE_MODE_UNKNOWN; } EXPORT_SYMBOL_GPL(of_usb_get_phy_mode); ue='packet-rx-pump-back'>packet-rx-pump-back net-next plumbingsTobias Klauser
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authorLinus Torvalds <torvalds@linux-foundation.org>2017-02-02 12:34:27 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-02 12:34:27 -0800
commitf2557779e1a9cfbf69c99b74da26cc1b2b10e752 (patch)
tree8ddca65c897199add553948c429072b8bd463692 /drivers/usb/host/Kconfig
parent6d04dfc8966019b8b0977b2cb942351f13d2b178 (diff)
parent030305d69fc6963c16003f50d7e8d74b02d0a143 (diff)
Merge tag 'pci-v4.10-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI fix from Bjorn Helgaas: "Configure ASPM on the link from a PCI-to-PCIe bridge (avoids a NULL pointer dereference on topologies including these bridges)" * tag 'pci-v4.10-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: PCI/ASPM: Handle PCI-to-PCIe bridges as roots of PCIe hierarchies
Diffstat (limited to 'drivers/usb/host/Kconfig')