Merge branch 'next' into for-linus

Prepare input updates for 5.17 merge window.

14 files changed, 84 insertions, 49 deletions

diff --git a/include/linux/usb/audio-v2.h b/include/linux/usb/audio-v2.h
index ead8c9a47c6a..8fc2abd7aecb 100644
--- a/include/linux/usb/audio-v2.h
+++ b/include/linux/usb/audio-v2.h
@@ -156,6 +156,20 @@ struct uac2_feature_unit_descriptor {
 	__u8 bmaControls[]; /* variable length */
 } __attribute__((packed));
 
+#define UAC2_DT_FEATURE_UNIT_SIZE(ch)		(6 + ((ch) + 1) * 4)
+
+/* As above, but more useful for defining your own descriptors: */
+#define DECLARE_UAC2_FEATURE_UNIT_DESCRIPTOR(ch)		\
+struct uac2_feature_unit_descriptor_##ch {			\
+	__u8  bLength;						\
+	__u8  bDescriptorType;					\
+	__u8  bDescriptorSubtype;				\
+	__u8  bUnitID;						\
+	__u8  bSourceID;					\
+	__le32 bmaControls[ch + 1];				\
+	__u8  iFeature;						\
+} __packed
+
 /* 4.7.2.10 Effect Unit Descriptor */
 
 struct uac2_effect_unit_descriptor {
diff --git a/include/linux/usb/cdc-wdm.h b/include/linux/usb/cdc-wdm.h
index 9b895f93d8de..9f5a51f79ba5 100644
--- a/include/linux/usb/cdc-wdm.h
+++ b/include/linux/usb/cdc-wdm.h
@@ -12,11 +12,12 @@
 #ifndef __LINUX_USB_CDC_WDM_H
 #define __LINUX_USB_CDC_WDM_H
 
+#include <linux/wwan.h>
 #include <uapi/linux/usb/cdc-wdm.h>
 
 extern struct usb_driver *usb_cdc_wdm_register(struct usb_interface *intf,
 					struct usb_endpoint_descriptor *ep,
-					int bufsize,
+					int bufsize, enum wwan_port_type type,
 					int (*manage_power)(struct usb_interface *, int));
 
 #endif /* __LINUX_USB_CDC_WDM_H */
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index c71150f2c639..9d2762279286 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -271,7 +271,7 @@ int config_ep_by_speed(struct usb_gadget *g, struct usb_function *f,
  * @bConfigurationValue: Copied into configuration descriptor.
  * @iConfiguration: Copied into configuration descriptor.
  * @bmAttributes: Copied into configuration descriptor.
- * @MaxPower: Power consumtion in mA. Used to compute bMaxPower in the
+ * @MaxPower: Power consumption in mA. Used to compute bMaxPower in the
  *	configuration descriptor after considering the bus speed.
  * @cdev: assigned by @usb_add_config() before calling @bind(); this is
  *	the device associated with this configuration.
diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h
index 78e006355557..c892c5bc6638 100644
--- a/include/linux/usb/ehci_def.h
+++ b/include/linux/usb/ehci_def.h
@@ -45,6 +45,7 @@ struct ehci_caps {
 #define HCS_PORTROUTED(p)	((p)&(1 << 7))	/* true: port routing */
 #define HCS_PPC(p)		((p)&(1 << 4))	/* true: port power control */
 #define HCS_N_PORTS(p)		(((p)>>0)&0xf)	/* bits 3:0, ports on HC */
+#define HCS_N_PORTS_MAX		15		/* N_PORTS valid 0x1-0xF */
 
 	u32		hcc_params;      /* HCCPARAMS - offset 0x8 */
 /* EHCI 1.1 addendum */
@@ -126,8 +127,9 @@ struct ehci_regs {
 	u32		configured_flag;
 #define FLAG_CF		(1<<0)		/* true: we'll support "high speed" */
 
-	/* PORTSC: offset 0x44 */
-	u32		port_status[0];	/* up to N_PORTS */
+	union {
+		/* PORTSC: offset 0x44 */
+		u32	port_status[HCS_N_PORTS_MAX];	/* up to N_PORTS */
 /* EHCI 1.1 addendum */
 #define PORTSC_SUSPEND_STS_ACK 0
 #define PORTSC_SUSPEND_STS_NYET 1
@@ -164,28 +166,35 @@ struct ehci_regs {
 #define PORT_CSC	(1<<1)		/* connect status change */
 #define PORT_CONNECT	(1<<0)		/* device connected */
 #define PORT_RWC_BITS   (PORT_CSC | PORT_PEC | PORT_OCC)
-
-	u32		reserved3[9];
-
-	/* USBMODE: offset 0x68 */
-	u32		usbmode;	/* USB Device mode */
+		struct {
+			u32	reserved3[9];
+			/* USBMODE: offset 0x68 */
+			u32	usbmode;	/* USB Device mode */
+		};
 #define USBMODE_SDIS	(1<<3)		/* Stream disable */
 #define USBMODE_BE	(1<<2)		/* BE/LE endianness select */
 #define USBMODE_CM_HC	(3<<0)		/* host controller mode */
 #define USBMODE_CM_IDLE	(0<<0)		/* idle state */
-
-	u32		reserved4[6];
+	};
 
 /* Moorestown has some non-standard registers, partially due to the fact that
  * its EHCI controller has both TT and LPM support. HOSTPCx are extensions to
  * PORTSCx
  */
-	/* HOSTPC: offset 0x84 */
-	u32		hostpc[0];	/* HOSTPC extension */
+	union {
+		struct {
+			u32	reserved4;
+			/* HOSTPC: offset 0x84 */
+			u32	hostpc[HCS_N_PORTS_MAX];
 #define HOSTPC_PHCD	(1<<22)		/* Phy clock disable */
 #define HOSTPC_PSPD	(3<<25)		/* Port speed detection */
+		};
+
+		/* Broadcom-proprietary USB_EHCI_INSNREG00 @ 0x80 */
+		u32	brcm_insnreg[4];
+	};
 
-	u32		reserved5[17];
+	u32		reserved5[2];
 
 	/* USBMODE_EX: offset 0xc8 */
 	u32		usbmode_ex;	/* USB Device mode extension */
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index ee04ef214ce8..10fe57cf40be 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -197,7 +197,7 @@ struct usb_ep_caps {
  * @name:identifier for the endpoint, such as "ep-a" or "ep9in-bulk"
  * @ops: Function pointers used to access hardware-specific operations.
  * @ep_list:the gadget's ep_list holds all of its endpoints
- * @caps:The structure describing types and directions supported by endoint.
+ * @caps:The structure describing types and directions supported by endpoint.
  * @enabled: The current endpoint enabled/disabled state.
  * @claimed: True if this endpoint is claimed by a function.
  * @maxpacket:The maximum packet size used on this endpoint.  The initial
@@ -325,9 +325,11 @@ struct usb_gadget_ops {
 	void	(*udc_set_speed)(struct usb_gadget *, enum usb_device_speed);
 	void	(*udc_set_ssp_rate)(struct usb_gadget *gadget,
 			enum usb_ssp_rate rate);
+	void	(*udc_async_callbacks)(struct usb_gadget *gadget, bool enable);
 	struct usb_ep *(*match_ep)(struct usb_gadget *,
 			struct usb_endpoint_descriptor *,
 			struct usb_ss_ep_comp_descriptor *);
+	int	(*check_config)(struct usb_gadget *gadget);
 };
 
 /**
@@ -490,7 +492,7 @@ extern char *usb_get_gadget_udc_name(void);
  */
 static inline size_t usb_ep_align(struct usb_ep *ep, size_t len)
 {
-	int max_packet_size = (size_t)usb_endpoint_maxp(ep->desc) & 0x7ff;
+	int max_packet_size = (size_t)usb_endpoint_maxp(ep->desc);
 
 	return round_up(len, max_packet_size);
 }
@@ -607,6 +609,7 @@ int usb_gadget_connect(struct usb_gadget *gadget);
 int usb_gadget_disconnect(struct usb_gadget *gadget);
 int usb_gadget_deactivate(struct usb_gadget *gadget);
 int usb_gadget_activate(struct usb_gadget *gadget);
+int usb_gadget_check_config(struct usb_gadget *gadget);
 #else
 static inline int usb_gadget_frame_number(struct usb_gadget *gadget)
 { return 0; }
@@ -630,6 +633,8 @@ static inline int usb_gadget_deactivate(struct usb_gadget *gadget)
 { return 0; }
 static inline int usb_gadget_activate(struct usb_gadget *gadget)
 { return 0; }
+static inline int usb_gadget_check_config(struct usb_gadget *gadget)
+{ return 0; }
 #endif /* CONFIG_USB_GADGET */
 
 /*-------------------------------------------------------------------------*/
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index 96281cd50ff6..2c1fc9212cf2 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -59,7 +59,7 @@
  * USB Host Controller Driver (usb_hcd) framework
  *
  * Since "struct usb_bus" is so thin, you can't share much code in it.
- * This framework is a layer over that, and should be more sharable.
+ * This framework is a layer over that, and should be more shareable.
  */
 
 /*-------------------------------------------------------------------------*/
@@ -124,6 +124,7 @@ struct usb_hcd {
 #define HCD_FLAG_RH_RUNNING		5	/* root hub is running? */
 #define HCD_FLAG_DEAD			6	/* controller has died? */
 #define HCD_FLAG_INTF_AUTHORIZED	7	/* authorize interfaces? */
+#define HCD_FLAG_DEFER_RH_REGISTER	8	/* Defer roothub registration */
 
 	/* The flags can be tested using these macros; they are likely to
 	 * be slightly faster than test_bit().
@@ -134,6 +135,7 @@ struct usb_hcd {
 #define HCD_WAKEUP_PENDING(hcd)	((hcd)->flags & (1U << HCD_FLAG_WAKEUP_PENDING))
 #define HCD_RH_RUNNING(hcd)	((hcd)->flags & (1U << HCD_FLAG_RH_RUNNING))
 #define HCD_DEAD(hcd)		((hcd)->flags & (1U << HCD_FLAG_DEAD))
+#define HCD_DEFER_RH_REGISTER(hcd) ((hcd)->flags & (1U << HCD_FLAG_DEFER_RH_REGISTER))
 
 	/*
 	 * Specifies if interfaces are authorized by default
@@ -299,7 +301,7 @@ struct hc_driver {
 	 * (optional) these hooks allow an HCD to override the default DMA
 	 * mapping and unmapping routines.  In general, they shouldn't be
 	 * necessary unless the host controller has special DMA requirements,
-	 * such as alignment contraints.  If these are not specified, the
+	 * such as alignment constraints.  If these are not specified, the
 	 * general usb_hcd_(un)?map_urb_for_dma functions will be used instead
 	 * (and it may be a good idea to call these functions in your HCD
 	 * implementation)
@@ -409,7 +411,10 @@ struct hc_driver {
 	int	(*find_raw_port_number)(struct usb_hcd *, int);
 	/* Call for power on/off the port if necessary */
 	int	(*port_power)(struct usb_hcd *hcd, int portnum, bool enable);
-
+	/* Call for SINGLE_STEP_SET_FEATURE Test for USB2 EH certification */
+#define EHSET_TEST_SINGLE_STEP_SET_FEATURE 0x06
+	int	(*submit_single_step_set_feature)(struct usb_hcd *,
+			struct urb *, int);
 };
 
 static inline int hcd_giveback_urb_in_bh(struct usb_hcd *hcd)
@@ -474,6 +479,14 @@ int usb_hcd_setup_local_mem(struct usb_hcd *hcd, phys_addr_t phys_addr,
 
 struct platform_device;
 extern void usb_hcd_platform_shutdown(struct platform_device *dev);
+#ifdef CONFIG_USB_HCD_TEST_MODE
+extern int ehset_single_step_set_feature(struct usb_hcd *hcd, int port);
+#else
+static inline int ehset_single_step_set_feature(struct usb_hcd *hcd, int port)
+{
+	return 0;
+}
+#endif /* CONFIG_USB_HCD_TEST_MODE */
 
 #ifdef CONFIG_USB_PCI
 struct pci_dev;
diff --git a/include/linux/usb/isp1760.h b/include/linux/usb/isp1760.h
deleted file mode 100644
index b75ded28db81..000000000000
--- a/include/linux/usb/isp1760.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * board initialization should put one of these into dev->platform_data
- * and place the isp1760 onto platform_bus named "isp1760-hcd".
- */
-
-#ifndef __LINUX_USB_ISP1760_H
-#define __LINUX_USB_ISP1760_H
-
-struct isp1760_platform_data {
-	unsigned is_isp1761:1;			/* Chip is ISP1761 */
-	unsigned bus_width_16:1;		/* 16/32-bit data bus width */
-	unsigned port1_otg:1;			/* Port 1 supports OTG */
-	unsigned analog_oc:1;			/* Analog overcurrent */
-	unsigned dack_polarity_high:1;		/* DACK active high */
-	unsigned dreq_polarity_high:1;		/* DREQ active high */
-};
-
-#endif /* __LINUX_USB_ISP1760_H */
diff --git a/include/linux/usb/otg-fsm.h b/include/linux/usb/otg-fsm.h
index e78eb577d0fa..784659d4dc99 100644
--- a/include/linux/usb/otg-fsm.h
+++ b/include/linux/usb/otg-fsm.h
@@ -98,7 +98,7 @@ enum otg_fsm_timer {
  * @b_bus_req:	TRUE during the time that the Application running on the
  *		B-device wants to use the bus
  *
- *	Auxilary inputs (OTG v1.3 only. Obsolete now.)
+ *	Auxiliary inputs (OTG v1.3 only. Obsolete now.)
  * @a_sess_vld:	TRUE if the A-device detects that VBUS is above VA_SESS_VLD
  * @b_bus_suspend: TRUE when the A-device detects that the B-device has put
  *		the bus into suspend
@@ -153,7 +153,7 @@ struct otg_fsm {
 	int a_bus_req;
 	int b_bus_req;
 
-	/* Auxilary inputs */
+	/* Auxiliary inputs */
 	int a_sess_vld;
 	int b_bus_resume;
 	int b_bus_suspend;
@@ -177,7 +177,7 @@ struct otg_fsm {
 	int a_bus_req_inf;
 	int a_clr_err_inf;
 	int b_bus_req_inf;
-	/* Auxilary informative variables */
+	/* Auxiliary informative variables */
 	int a_suspend_req_inf;
 
 	/* Timeout indicator for timers */
@@ -196,6 +196,7 @@ struct otg_fsm {
 	struct mutex lock;
 	u8 *host_req_flag;
 	struct delayed_work hnp_polling_work;
+	bool hnp_work_inited;
 	bool state_changed;
 };
 
diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index 69f1b6328532..6475f880be37 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -125,8 +125,9 @@ enum usb_dr_mode {
  * @dev: Pointer to the given device
  *
  * The function gets phy interface string from property 'dr_mode',
- * and returns the correspondig enum usb_dr_mode
+ * and returns the corresponding enum usb_dr_mode
  */
 extern enum usb_dr_mode usb_get_dr_mode(struct device *dev);
+extern enum usb_dr_mode usb_get_role_switch_default_mode(struct device *dev);
 
 #endif /* __LINUX_USB_OTG_H */
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
index 5e4c497f54d6..eeb7c2157c72 100644
--- a/include/linux/usb/quirks.h
+++ b/include/linux/usb/quirks.h
@@ -32,7 +32,7 @@
 #define USB_QUIRK_DELAY_INIT			BIT(6)
 
 /*
- * For high speed and super speed interupt endpoints, the USB 2.0 and
+ * For high speed and super speed interrupt endpoints, the USB 2.0 and
  * USB 3.0 spec require the interval in microframes
  * (1 microframe = 125 microseconds) to be calculated as
  * interval = 2 ^ (bInterval-1).
diff --git a/include/linux/usb/role.h b/include/linux/usb/role.h
index 0164fed31b06..031f148ab373 100644
--- a/include/linux/usb/role.h
+++ b/include/linux/usb/role.h
@@ -65,6 +65,7 @@ void usb_role_switch_unregister(struct usb_role_switch *sw);
 
 void usb_role_switch_set_drvdata(struct usb_role_switch *sw, void *data);
 void *usb_role_switch_get_drvdata(struct usb_role_switch *sw);
+const char *usb_role_string(enum usb_role role);
 #else
 static inline int usb_role_switch_set_role(struct usb_role_switch *sw,
 		enum usb_role role)
@@ -109,6 +110,11 @@ static inline void *usb_role_switch_get_drvdata(struct usb_role_switch *sw)
 	return NULL;
 }
 
+static inline const char *usb_role_string(enum usb_role role)
+{
+	return "unknown";
+}
+
 #endif
 
 #endif /* __LINUX_USB_ROLE_H */
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 8c63fa9bfc74..16ea5a4cc586 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -276,7 +276,7 @@ struct usb_serial_driver {
 	int  (*write)(struct tty_struct *tty, struct usb_serial_port *port,
 			const unsigned char *buf, int count);
 	/* Called only by the tty layer */
-	int  (*write_room)(struct tty_struct *tty);
+	unsigned int (*write_room)(struct tty_struct *tty);
 	int  (*ioctl)(struct tty_struct *tty,
 		      unsigned int cmd, unsigned long arg);
 	void (*get_serial)(struct tty_struct *tty, struct serial_struct *ss);
@@ -284,7 +284,7 @@ struct usb_serial_driver {
 	void (*set_termios)(struct tty_struct *tty,
 			struct usb_serial_port *port, struct ktermios *old);
 	void (*break_ctl)(struct tty_struct *tty, int break_state);
-	int  (*chars_in_buffer)(struct tty_struct *tty);
+	unsigned int (*chars_in_buffer)(struct tty_struct *tty);
 	void (*wait_until_sent)(struct tty_struct *tty, long timeout);
 	bool (*tx_empty)(struct usb_serial_port *port);
 	void (*throttle)(struct tty_struct *tty);
@@ -347,8 +347,8 @@ int usb_serial_generic_write(struct tty_struct *tty, struct usb_serial_port *por
 		const unsigned char *buf, int count);
 void usb_serial_generic_close(struct usb_serial_port *port);
 int usb_serial_generic_resume(struct usb_serial *serial);
-int usb_serial_generic_write_room(struct tty_struct *tty);
-int usb_serial_generic_chars_in_buffer(struct tty_struct *tty);
+unsigned int usb_serial_generic_write_room(struct tty_struct *tty);
+unsigned int usb_serial_generic_chars_in_buffer(struct tty_struct *tty);
 void usb_serial_generic_wait_until_sent(struct tty_struct *tty, long timeout);
 void usb_serial_generic_read_bulk_callback(struct urb *urb);
 void usb_serial_generic_write_bulk_callback(struct urb *urb);
@@ -395,7 +395,7 @@ static inline void usb_serial_debug_data(struct device *dev,
 }
 
 /*
- * Macro for reporting errors in write path to avoid inifinite loop
+ * Macro for reporting errors in write path to avoid infinite loop
  * when port is used as a console.
  */
 #define dev_err_console(usport, fmt, ...)				\
diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h
index 42fcfbe10590..bffc8d3e14ad 100644
--- a/include/linux/usb/tcpm.h
+++ b/include/linux/usb/tcpm.h
@@ -66,6 +66,8 @@ enum tcpm_transmit_type {
  *		For example, some tcpcs may include BC1.2 charger detection
  *		and use that in this case.
  * @set_cc:	Called to set value of CC pins
+ * @apply_rc:	Optional; Needed to move TCPCI based chipset to APPLY_RC state
+ *		as stated by the TCPCI specification.
  * @get_cc:	Called to read current CC pin values
  * @set_polarity:
  *		Called to set polarity
@@ -120,6 +122,8 @@ struct tcpc_dev {
 	int (*get_vbus)(struct tcpc_dev *dev);
 	int (*get_current_limit)(struct tcpc_dev *dev);
 	int (*set_cc)(struct tcpc_dev *dev, enum typec_cc_status cc);
+	int (*apply_rc)(struct tcpc_dev *dev, enum typec_cc_status cc,
+			enum typec_cc_polarity polarity);
 	int (*get_cc)(struct tcpc_dev *dev, enum typec_cc_status *cc1,
 		      enum typec_cc_status *cc2);
 	int (*set_polarity)(struct tcpc_dev *dev,
diff --git a/include/linux/usb/typec_dp.h b/include/linux/usb/typec_dp.h
index fc4c7edb2e8a..cfb916cccd31 100644
--- a/include/linux/usb/typec_dp.h
+++ b/include/linux/usb/typec_dp.h
@@ -97,7 +97,7 @@ enum {
 #define DP_CONF_PIN_ASSIGNEMENT_SHIFT	8
 #define DP_CONF_PIN_ASSIGNEMENT_MASK	GENMASK(15, 8)
 
-/* Helper for setting/getting the pin assignement value to the configuration */
+/* Helper for setting/getting the pin assignment value to the configuration */
 #define DP_CONF_SET_PIN_ASSIGN(_a_)	((_a_) << 8)
 #define DP_CONF_GET_PIN_ASSIGN(_conf_)	(((_conf_) & GENMASK(15, 8)) >> 8)