Merge tag 'usb-3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB patches from Greg KH:
 "Here's the big USB pull request for 3.15-rc1.

  The normal set of patches, lots of controller driver updates, and a
  smattering of individual USB driver updates as well.

  All have been in linux-next for a while"

* tag 'usb-3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (249 commits)
  xhci: Transition maintainership to Mathias Nyman.
  USB: disable reset-resume when USB_QUIRK_RESET is set
  USB: unbind all interfaces before rebinding any
  usb: phy: Add ulpi IDs for SMSC USB3320 and TI TUSB1210
  usb: gadget: tcm_usb_gadget: stop format strings
  usb: gadget: f_fs: add missing spinlock and mutex unlock
  usb: gadget: composite: switch over to ERR_CAST()
  usb: gadget: inode: switch over to memdup_user()
  usb: gadget: f_subset: switch over to PTR_RET
  usb: gadget: lpc32xx_udc: fix wrong clk_put() sequence
  USB: keyspan: remove dead debugging code
  USB: serial: add missing newlines to dev_<level> messages.
  USB: serial: add missing braces
  USB: serial: continue to write on errors
  USB: serial: continue to read on errors
  USB: serial: make bulk_out_size a lower limit
  USB: cypress_m8: fix potential scheduling while atomic
  devicetree: bindings: document lsi,zevio-usb
  usb: chipidea: add support for USB OTG controller on LSI Zevio SoCs
  usb: chipidea: imx: Use dev_name() for ci_hdrc name to distinguish USBs
  ...

7 files changed, 27 insertions, 164 deletions

diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h
index 708bd119627..bbe779f640b 100644
--- a/include/linux/usb/chipidea.h
+++ b/include/linux/usb/chipidea.h
@@ -25,6 +25,7 @@ struct ci_hdrc_platform_data {
 	 */
 #define CI_HDRC_DUAL_ROLE_NOT_OTG	BIT(4)
 #define CI_HDRC_IMX28_WRITE_FIX		BIT(5)
+#define CI_HDRC_FORCE_FULLSPEED		BIT(6)
 	enum usb_dr_mode	dr_mode;
 #define CI_HDRC_CONTROLLER_RESET_EVENT		0
 #define CI_HDRC_CONTROLLER_STOPPED_EVENT	1
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index efe8d8a7c7a..485cd5e2100 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -143,6 +143,7 @@ struct usb_hcd {
 	unsigned		authorized_default:1;
 	unsigned		has_tt:1;	/* Integrated TT in root hub */
 	unsigned		amd_resume_bug:1; /* AMD remote wakeup quirk */
+	unsigned		can_do_streams:1; /* HC supports streams */
 
 	unsigned int		irq;		/* irq allocated */
 	void __iomem		*regs;		/* device memory/io */
diff --git a/include/linux/usb/omap_control_usb.h b/include/linux/usb/omap_control_usb.h
deleted file mode 100644
index 69ae383ee3c..00000000000
--- a/include/linux/usb/omap_control_usb.h
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * omap_control_usb.h - Header file for the USB part of control module.
- *
- * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com
- * 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.
- *
- * Author: Kishon Vijay Abraham I <kishon@ti.com>
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- */
-
-#ifndef __OMAP_CONTROL_USB_H__
-#define __OMAP_CONTROL_USB_H__
-
-enum omap_control_usb_type {
-	OMAP_CTRL_TYPE_OTGHS = 1,	/* Mailbox OTGHS_CONTROL */
-	OMAP_CTRL_TYPE_USB2,	/* USB2_PHY, power down in CONTROL_DEV_CONF */
-	OMAP_CTRL_TYPE_PIPE3,	/* PIPE3 PHY, DPLL & seperate Rx/Tx power */
-	OMAP_CTRL_TYPE_DRA7USB2, /* USB2 PHY, power and power_aux e.g. DRA7 */
-	OMAP_CTRL_TYPE_AM437USB2, /* USB2 PHY, power e.g. AM437x */
-};
-
-struct omap_control_usb {
-	struct device *dev;
-
-	u32 __iomem *otghs_control;
-	u32 __iomem *power;
-	u32 __iomem *power_aux;
-
-	struct clk *sys_clk;
-
-	enum omap_control_usb_type type;
-};
-
-enum omap_control_usb_mode {
-	USB_MODE_UNDEFINED = 0,
-	USB_MODE_HOST,
-	USB_MODE_DEVICE,
-	USB_MODE_DISCONNECT,
-};
-
-#define	OMAP_CTRL_DEV_PHY_PD		BIT(0)
-
-#define	OMAP_CTRL_DEV_AVALID		BIT(0)
-#define	OMAP_CTRL_DEV_BVALID		BIT(1)
-#define	OMAP_CTRL_DEV_VBUSVALID		BIT(2)
-#define	OMAP_CTRL_DEV_SESSEND		BIT(3)
-#define	OMAP_CTRL_DEV_IDDIG		BIT(4)
-
-#define	OMAP_CTRL_USB_PWRCTL_CLK_CMD_MASK	0x003FC000
-#define	OMAP_CTRL_USB_PWRCTL_CLK_CMD_SHIFT	0xE
-
-#define	OMAP_CTRL_USB_PWRCTL_CLK_FREQ_MASK	0xFFC00000
-#define	OMAP_CTRL_USB_PWRCTL_CLK_FREQ_SHIFT	0x16
-
-#define	OMAP_CTRL_USB3_PHY_TX_RX_POWERON	0x3
-#define	OMAP_CTRL_USB3_PHY_TX_RX_POWEROFF	0x0
-
-#define OMAP_CTRL_USB2_PHY_PD		BIT(28)
-
-#define AM437X_CTRL_USB2_PHY_PD		BIT(0)
-#define AM437X_CTRL_USB2_OTG_PD		BIT(1)
-#define AM437X_CTRL_USB2_OTGVDET_EN	BIT(19)
-#define AM437X_CTRL_USB2_OTGSESSEND_EN	BIT(20)
-
-#if IS_ENABLED(CONFIG_OMAP_CONTROL_USB)
-extern void omap_control_usb_phy_power(struct device *dev, int on);
-extern void omap_control_usb_set_mode(struct device *dev,
-	enum omap_control_usb_mode mode);
-#else
-
-static inline void omap_control_usb_phy_power(struct device *dev, int on)
-{
-}
-
-static inline void omap_control_usb_set_mode(struct device *dev,
-	enum omap_control_usb_mode mode)
-{
-}
-#endif
-
-#endif	/* __OMAP_CONTROL_USB_H__ */
diff --git a/include/linux/usb/omap_usb.h b/include/linux/usb/omap_usb.h
deleted file mode 100644
index 6ae29360e1d..00000000000
--- a/include/linux/usb/omap_usb.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * omap_usb.h -- omap usb2 phy header file
- *
- * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com
- * 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.
- *
- * Author: Kishon Vijay Abraham I <kishon@ti.com>
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- */
-
-#ifndef __DRIVERS_OMAP_USB2_H
-#define __DRIVERS_OMAP_USB2_H
-
-#include <linux/io.h>
-#include <linux/usb/otg.h>
-
-struct usb_dpll_params {
-	u16	m;
-	u8	n;
-	u8	freq:3;
-	u8	sd;
-	u32	mf;
-};
-
-struct omap_usb {
-	struct usb_phy		phy;
-	struct phy_companion	*comparator;
-	void __iomem		*pll_ctrl_base;
-	struct device		*dev;
-	struct device		*control_dev;
-	struct clk		*wkupclk;
-	struct clk		*sys_clk;
-	struct clk		*optclk;
-	u8			is_suspended:1;
-};
-
-#define	phy_to_omapusb(x)	container_of((x), struct omap_usb, phy)
-
-#if defined(CONFIG_OMAP_USB2) || defined(CONFIG_OMAP_USB2_MODULE)
-extern int omap_usb2_set_comparator(struct phy_companion *comparator);
-#else
-static inline int omap_usb2_set_comparator(struct phy_companion *comparator)
-{
-	return -ENODEV;
-}
-#endif
-
-static inline u32 omap_usb_readl(void __iomem *addr, unsigned offset)
-{
-	return __raw_readl(addr + offset);
-}
-
-static inline void omap_usb_writel(void __iomem *addr, unsigned offset,
-	u32 data)
-{
-	__raw_writel(data, addr + offset);
-}
-
-#endif /* __DRIVERS_OMAP_USB_H */
diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h
index 6c0b1c513db..353053a33f2 100644
--- a/include/linux/usb/phy.h
+++ b/include/linux/usb/phy.h
@@ -111,6 +111,13 @@ struct usb_phy {
 	int	(*set_suspend)(struct usb_phy *x,
 				int suspend);
 
+	/*
+	 * Set wakeup enable for PHY, in that case, the PHY can be
+	 * woken up from suspend status due to external events,
+	 * like vbus change, dp/dm change and id.
+	 */
+	int	(*set_wakeup)(struct usb_phy *x, bool enabled);
+
 	/* notify phy connect status change */
 	int	(*notify_connect)(struct usb_phy *x,
 			enum usb_device_speed speed);
@@ -265,6 +272,15 @@ usb_phy_set_suspend(struct usb_phy *x, int suspend)
 }
 
 static inline int
+usb_phy_set_wakeup(struct usb_phy *x, bool enabled)
+{
+	if (x && x->set_wakeup)
+		return x->set_wakeup(x, enabled);
+	else
+		return 0;
+}
+
+static inline int
 usb_phy_notify_connect(struct usb_phy *x, enum usb_device_speed speed)
 {
 	if (x && x->notify_connect)
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 704a1ab8240..9bb547c7bce 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -190,7 +190,8 @@ static inline void usb_set_serial_data(struct usb_serial *serial, void *data)
  * @num_ports: the number of different ports this device will have.
  * @bulk_in_size: minimum number of bytes to allocate for bulk-in buffer
  *	(0 = end-point size)
- * @bulk_out_size: bytes to allocate for bulk-out buffer (0 = end-point size)
+ * @bulk_out_size: minimum number of bytes to allocate for bulk-out buffer
+ *	(0 = end-point size)
  * @calc_num_ports: pointer to a function to determine how many ports this
  *	device has dynamically.  It will be called after the probe()
  *	callback is called, but before attach()
diff --git a/include/linux/usb/uas.h b/include/linux/usb/uas.h
index 5499ab5c94b..3fc8e8b9f04 100644
--- a/include/linux/usb/uas.h
+++ b/include/linux/usb/uas.h
@@ -9,7 +9,7 @@ struct iu {
 	__u8 iu_id;
 	__u8 rsvd1;
 	__be16 tag;
-};
+} __attribute__((__packed__));
 
 enum {
 	IU_ID_COMMAND		= 0x01,
@@ -52,7 +52,7 @@ struct command_iu {
 	__u8 rsvd7;
 	struct scsi_lun lun;
 	__u8 cdb[16];	/* XXX: Overflow-checking tools may misunderstand */
-};
+} __attribute__((__packed__));
 
 struct task_mgmt_iu {
 	__u8 iu_id;
@@ -62,7 +62,7 @@ struct task_mgmt_iu {
 	__u8 rsvd2;
 	__be16 task_tag;
 	struct scsi_lun lun;
-};
+} __attribute__((__packed__));
 
 /*
  * Also used for the Read Ready and Write Ready IUs since they have the
@@ -77,15 +77,15 @@ struct sense_iu {
 	__u8 rsvd7[7];
 	__be16 len;
 	__u8 sense[SCSI_SENSE_BUFFERSIZE];
-};
+} __attribute__((__packed__));
 
-struct response_ui {
+struct response_iu {
 	__u8 iu_id;
 	__u8 rsvd1;
 	__be16 tag;
-	__be16 add_response_info;
+	__u8 add_response_info[3];
 	__u8 response_code;
-};
+} __attribute__((__packed__));
 
 struct usb_pipe_usage_descriptor {
 	__u8  bLength;