diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/platform_data/dwc3-omap.h | 4 | ||||
| -rw-r--r-- | include/linux/platform_data/mv_usb.h | 2 | ||||
| -rw-r--r-- | include/linux/usb.h | 13 | ||||
| -rw-r--r-- | include/linux/usb/cdc-wdm.h | 2 | ||||
| -rw-r--r-- | include/linux/usb/ch9.h | 9 | ||||
| -rw-r--r-- | include/linux/usb/composite.h | 3 | ||||
| -rw-r--r-- | include/linux/usb/dwc3-omap.h | 6 | ||||
| -rw-r--r-- | include/linux/usb/gadget.h | 11 | ||||
| -rw-r--r-- | include/linux/usb/gadget_configfs.h | 110 | ||||
| -rw-r--r-- | include/linux/usb/hcd.h | 6 | ||||
| -rw-r--r-- | include/linux/usb/musb-ux500.h | 31 | ||||
| -rw-r--r-- | include/linux/usb/nop-usb-xceiv.h | 5 | ||||
| -rw-r--r-- | include/linux/usb/otg.h | 9 | ||||
| -rw-r--r-- | include/linux/usb/phy.h | 33 | ||||
| -rw-r--r-- | include/linux/usb/renesas_usbhs.h | 6 | ||||
| -rw-r--r-- | include/linux/usb/serial.h | 12 | ||||
| -rw-r--r-- | include/linux/usb/tegra_usb_phy.h | 10 |
17 files changed, 229 insertions, 43 deletions
diff --git a/include/linux/platform_data/dwc3-omap.h b/include/linux/platform_data/dwc3-omap.h index ada401244e0..1d36ca874cc 100644 --- a/include/linux/platform_data/dwc3-omap.h +++ b/include/linux/platform_data/dwc3-omap.h @@ -41,7 +41,3 @@ enum dwc3_omap_utmi_mode { DWC3_OMAP_UTMI_MODE_HW, DWC3_OMAP_UTMI_MODE_SW, }; - -struct dwc3_omap_data { - enum dwc3_omap_utmi_mode utmi_mode; -}; diff --git a/include/linux/platform_data/mv_usb.h b/include/linux/platform_data/mv_usb.h index 944b01dd103..98b7925f1a2 100644 --- a/include/linux/platform_data/mv_usb.h +++ b/include/linux/platform_data/mv_usb.h @@ -34,8 +34,6 @@ struct mv_usb_addon_irq { }; struct mv_usb_platform_data { - unsigned int clknum; - char **clkname; struct mv_usb_addon_irq *id; /* Only valid for OTG. ID pin change*/ struct mv_usb_addon_irq *vbus; /* valid for OTG/UDC. VBUS change*/ diff --git a/include/linux/usb.h b/include/linux/usb.h index 4d22d0f6167..a0bee5a28d1 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -469,14 +469,12 @@ struct usb3_lpm_parameters { * @lpm_capable: device supports LPM * @usb2_hw_lpm_capable: device can perform USB2 hardware LPM * @usb2_hw_lpm_enabled: USB2 hardware LPM enabled + * @usb3_lpm_enabled: USB3 hardware LPM enabled * @string_langid: language ID for strings * @product: iProduct string, if present (static) * @manufacturer: iManufacturer string, if present (static) * @serial: iSerialNumber string, if present (static) * @filelist: usbfs files that are open to this device - * @usb_classdev: USB class device that was created for usbfs device - * access from userspace - * @usbfs_dentry: usbfs dentry entry for the device * @maxchild: number of ports if hub * @quirks: quirks of the whole device * @urbnum: number of URBs submitted for the whole device @@ -619,7 +617,7 @@ static inline bool usb_acpi_power_manageable(struct usb_device *hdev, int index) #endif /* USB autosuspend and autoresume */ -#ifdef CONFIG_USB_SUSPEND +#ifdef CONFIG_PM_RUNTIME extern void usb_enable_autosuspend(struct usb_device *udev); extern void usb_disable_autosuspend(struct usb_device *udev); @@ -978,7 +976,12 @@ struct usbdrv_wrap { * the "usbfs" filesystem. This lets devices provide ways to * expose information to user space regardless of where they * do (or don't) show up otherwise in the filesystem. - * @suspend: Called when the device is going to be suspended by the system. + * @suspend: Called when the device is going to be suspended by the + * system either from system sleep or runtime suspend context. The + * return value will be ignored in system sleep context, so do NOT + * try to continue using the device if suspend fails in this case. + * Instead, let the resume or reset-resume routine recover from + * the failure. * @resume: Called when the device is being resumed by the system. * @reset_resume: Called when the suspended device has been reset instead * of being resumed. diff --git a/include/linux/usb/cdc-wdm.h b/include/linux/usb/cdc-wdm.h index 719c332620f..0b3f4295c02 100644 --- a/include/linux/usb/cdc-wdm.h +++ b/include/linux/usb/cdc-wdm.h @@ -11,6 +11,8 @@ #ifndef __LINUX_USB_CDC_WDM_H #define __LINUX_USB_CDC_WDM_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, diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index 9c210f2283d..27603bcbb9b 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h @@ -43,4 +43,13 @@ */ extern const char *usb_speed_string(enum usb_device_speed speed); + +/** + * usb_state_string - Returns human readable name for the state. + * @state: The state to return a human-readable name for. If it's not + * any of the states devices in usb_device_state_string enum, + * the string UNKNOWN will be returned. + */ +extern const char *usb_state_string(enum usb_device_state state); + #endif /* __LINUX_USB_CH9_H */ diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 8860594d636..5e61589fc16 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -39,6 +39,7 @@ #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> #include <linux/log2.h> +#include <linux/configfs.h> /* * USB function drivers should return USB_GADGET_DELAYED_STATUS if they @@ -464,6 +465,8 @@ struct usb_function_driver { }; struct usb_function_instance { + struct config_group group; + struct list_head cfs_list; struct usb_function_driver *fd; void (*free_func_inst)(struct usb_function_instance *inst); }; diff --git a/include/linux/usb/dwc3-omap.h b/include/linux/usb/dwc3-omap.h index 51eae14477f..5615f4d8272 100644 --- a/include/linux/usb/dwc3-omap.h +++ b/include/linux/usb/dwc3-omap.h @@ -19,11 +19,11 @@ enum omap_dwc3_vbus_id_status { }; #if (defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_DWC3_MODULE)) -extern void dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status); +extern int dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status); #else -static inline void dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status) +static inline int dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status) { - return; + return -ENODEV; } #endif diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 2e297e80d59..c454a88abf2 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -482,6 +482,7 @@ struct usb_gadget_ops { * @speed: Speed of current connection to USB host. * @max_speed: Maximal speed the UDC can handle. UDC must support this * and all slower speeds. + * @state: the state we are now (attached, suspended, configured, etc) * @sg_supported: true if we can handle scatter-gather * @is_otg: True if the USB device port uses a Mini-AB jack, so that the * gadget driver must provide a USB OTG descriptor. @@ -525,6 +526,7 @@ struct usb_gadget { struct list_head ep_list; /* of usb_ep */ enum usb_device_speed speed; enum usb_device_speed max_speed; + enum usb_device_state state; unsigned sg_supported:1; unsigned is_otg:1; unsigned is_a_peripheral:1; @@ -872,6 +874,8 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver); */ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver); +extern int usb_add_gadget_udc_release(struct device *parent, + struct usb_gadget *gadget, void (*release)(struct device *dev)); extern int usb_add_gadget_udc(struct device *parent, struct usb_gadget *gadget); extern void usb_del_gadget_udc(struct usb_gadget *gadget); extern int udc_attach_driver(const char *name, @@ -959,6 +963,13 @@ extern void usb_gadget_unmap_request(struct usb_gadget *gadget, /*-------------------------------------------------------------------------*/ +/* utility to set gadget state properly */ + +extern void usb_gadget_set_state(struct usb_gadget *gadget, + enum usb_device_state state); + +/*-------------------------------------------------------------------------*/ + /* utility wrapping a simple endpoint selection policy */ extern struct usb_ep *usb_ep_autoconfig(struct usb_gadget *, diff --git a/include/linux/usb/gadget_configfs.h b/include/linux/usb/gadget_configfs.h new file mode 100644 index 00000000000..d74c0ae989d --- /dev/null +++ b/include/linux/usb/gadget_configfs.h @@ -0,0 +1,110 @@ +#ifndef __GADGET_CONFIGFS__ +#define __GADGET_CONFIGFS__ + +#include <linux/configfs.h> + +int check_user_usb_string(const char *name, + struct usb_gadget_strings *stringtab_dev); + +#define GS_STRINGS_W(__struct, __name) \ + static ssize_t __struct##_##__name##_store(struct __struct *gs, \ + const char *page, size_t len) \ +{ \ + int ret; \ + \ + ret = usb_string_copy(page, &gs->__name); \ + if (ret) \ + return ret; \ + return len; \ +} + +#define GS_STRINGS_R(__struct, __name) \ + static ssize_t __struct##_##__name##_show(struct __struct *gs, \ + char *page) \ +{ \ + return sprintf(page, "%s\n", gs->__name ?: ""); \ +} + +#define GS_STRING_ITEM_ATTR(struct_name, name) \ + static struct struct_name##_attribute struct_name##_##name = \ + __CONFIGFS_ATTR(name, S_IRUGO | S_IWUSR, \ + struct_name##_##name##_show, \ + struct_name##_##name##_store) + +#define GS_STRINGS_RW(struct_name, _name) \ + GS_STRINGS_R(struct_name, _name) \ + GS_STRINGS_W(struct_name, _name) \ + GS_STRING_ITEM_ATTR(struct_name, _name) + +#define USB_CONFIG_STRING_RW_OPS(struct_in) \ + CONFIGFS_ATTR_OPS(struct_in); \ + \ +static struct configfs_item_operations struct_in##_langid_item_ops = { \ + .release = struct_in##_attr_release, \ + .show_attribute = struct_in##_attr_show, \ + .store_attribute = struct_in##_attr_store, \ +}; \ + \ +static struct config_item_type struct_in##_langid_type = { \ + .ct_item_ops = &struct_in##_langid_item_ops, \ + .ct_attrs = struct_in##_langid_attrs, \ + .ct_owner = THIS_MODULE, \ +} + +#define USB_CONFIG_STRINGS_LANG(struct_in, struct_member) \ + static struct config_group *struct_in##_strings_make( \ + struct config_group *group, \ + const char *name) \ + { \ + struct struct_member *gi; \ + struct struct_in *gs; \ + struct struct_in *new; \ + int langs = 0; \ + int ret; \ + \ + new = kzalloc(sizeof(*new), GFP_KERNEL); \ + if (!new) \ + return ERR_PTR(-ENOMEM); \ + \ + ret = check_user_usb_string(name, &new->stringtab_dev); \ + if (ret) \ + goto err; \ + config_group_init_type_name(&new->group, name, \ + &struct_in##_langid_type); \ + \ + gi = container_of(group, struct struct_member, strings_group); \ + ret = -EEXIST; \ + list_for_each_entry(gs, &gi->string_list, list) { \ + if (gs->stringtab_dev.language == new->stringtab_dev.language) \ + goto err; \ + langs++; \ + } \ + ret = -EOVERFLOW; \ + if (langs >= MAX_USB_STRING_LANGS) \ + goto err; \ + \ + list_add_tail(&new->list, &gi->string_list); \ + return &new->group; \ +err: \ + kfree(new); \ + return ERR_PTR(ret); \ +} \ + \ +static void struct_in##_strings_drop( \ + struct config_group *group, \ + struct config_item *item) \ +{ \ + config_item_put(item); \ +} \ + \ +static struct configfs_group_operations struct_in##_strings_ops = { \ + .make_group = &struct_in##_strings_make, \ + .drop_item = &struct_in##_strings_drop, \ +}; \ + \ +static struct config_item_type struct_in##_strings_type = { \ + .ct_group_ops = &struct_in##_strings_ops, \ + .ct_owner = THIS_MODULE, \ +} + +#endif diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index 59694b5e5e9..f5f5c7dfda9 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -84,7 +84,7 @@ struct usb_hcd { struct timer_list rh_timer; /* drives root-hub polling */ struct urb *status_urb; /* the current status urb */ -#ifdef CONFIG_USB_SUSPEND +#ifdef CONFIG_PM_RUNTIME struct work_struct wakeup_work; /* for remote wakeup */ #endif @@ -593,14 +593,14 @@ extern int hcd_bus_suspend(struct usb_device *rhdev, pm_message_t msg); extern int hcd_bus_resume(struct usb_device *rhdev, pm_message_t msg); #endif /* CONFIG_PM */ -#ifdef CONFIG_USB_SUSPEND +#ifdef CONFIG_PM_RUNTIME extern void usb_hcd_resume_root_hub(struct usb_hcd *hcd); #else static inline void usb_hcd_resume_root_hub(struct usb_hcd *hcd) { return; } -#endif /* CONFIG_USB_SUSPEND */ +#endif /* CONFIG_PM_RUNTIME */ /*-------------------------------------------------------------------------*/ diff --git a/include/linux/usb/musb-ux500.h b/include/linux/usb/musb-ux500.h new file mode 100644 index 00000000000..1e2c7130f6e --- /dev/null +++ b/include/linux/usb/musb-ux500.h @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2013 ST-Ericsson AB + * + * 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. + * + * 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 __MUSB_UX500_H__ +#define __MUSB_UX500_H__ + +enum ux500_musb_vbus_id_status { + UX500_MUSB_NONE = 0, + UX500_MUSB_VBUS, + UX500_MUSB_ID, + UX500_MUSB_CHARGER, + UX500_MUSB_ENUMERATED, + UX500_MUSB_RIDA, + UX500_MUSB_RIDB, + UX500_MUSB_RIDC, + UX500_MUSB_PREPARE, + UX500_MUSB_CLEAN, +}; + +#endif /* __MUSB_UX500_H__ */ diff --git a/include/linux/usb/nop-usb-xceiv.h b/include/linux/usb/nop-usb-xceiv.h index 28884c71741..148d35171aa 100644 --- a/include/linux/usb/nop-usb-xceiv.h +++ b/include/linux/usb/nop-usb-xceiv.h @@ -5,6 +5,11 @@ struct nop_usb_xceiv_platform_data { enum usb_phy_type type; + unsigned long clk_rate; + + /* if set fails with -EPROBE_DEFER if can't get regulator */ + unsigned int needs_vcc:1; + unsigned int needs_reset:1; }; #if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE)) diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index e8a5fe87c6b..291e01ba32e 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -36,14 +36,7 @@ struct usb_otg { }; -#ifdef CONFIG_USB_OTG_UTILS -extern const char *otg_state_string(enum usb_otg_state state); -#else -static inline const char *otg_state_string(enum usb_otg_state state) -{ - return NULL; -} -#endif +extern const char *usb_otg_state_string(enum usb_otg_state state); /* Context: can sleep */ static inline int diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h index 15847cbdb51..6b5978f5763 100644 --- a/include/linux/usb/phy.h +++ b/include/linux/usb/phy.h @@ -91,6 +91,9 @@ struct usb_phy { int (*init)(struct usb_phy *x); void (*shutdown)(struct usb_phy *x); + /* enable/disable VBUS */ + int (*set_vbus)(struct usb_phy *x, int on); + /* effective for B devices, ignored for A-peripheral */ int (*set_power)(struct usb_phy *x, unsigned mA); @@ -160,8 +163,26 @@ usb_phy_shutdown(struct usb_phy *x) x->shutdown(x); } +static inline int +usb_phy_vbus_on(struct usb_phy *x) +{ + if (!x->set_vbus) + return 0; + + return x->set_vbus(x, true); +} + +static inline int +usb_phy_vbus_off(struct usb_phy *x) +{ + if (!x->set_vbus) + return 0; + + return x->set_vbus(x, false); +} + /* for usb host and peripheral controller drivers */ -#ifdef CONFIG_USB_OTG_UTILS +#if IS_ENABLED(CONFIG_USB_PHY) extern struct usb_phy *usb_get_phy(enum usb_phy_type type); extern struct usb_phy *devm_usb_get_phy(struct device *dev, enum usb_phy_type type); @@ -176,29 +197,29 @@ extern int usb_bind_phy(const char *dev_name, u8 index, #else static inline struct usb_phy *usb_get_phy(enum usb_phy_type type) { - return NULL; + return ERR_PTR(-ENXIO); } static inline struct usb_phy *devm_usb_get_phy(struct device *dev, enum usb_phy_type type) { - return NULL; + return ERR_PTR(-ENXIO); } static inline struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index) { - return NULL; + return ERR_PTR(-ENXIO); } static inline struct usb_phy *devm_usb_get_phy_dev(struct device *dev, u8 index) { - return NULL; + return ERR_PTR(-ENXIO); } static inline struct usb_phy *devm_usb_get_phy_by_phandle(struct device *dev, const char *phandle, u8 index) { - return NULL; + return ERR_PTR(-ENXIO); } static inline void usb_put_phy(struct usb_phy *x) diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h index c5d36c65c33..e452ba6ec6b 100644 --- a/include/linux/usb/renesas_usbhs.h +++ b/include/linux/usb/renesas_usbhs.h @@ -62,14 +62,14 @@ struct renesas_usbhs_platform_callback { * Hardware exit function for platform. * it is called when driver was removed */ - void (*hardware_exit)(struct platform_device *pdev); + int (*hardware_exit)(struct platform_device *pdev); /* * option: * * for board specific clock control */ - void (*power_ctrl)(struct platform_device *pdev, + int (*power_ctrl)(struct platform_device *pdev, void __iomem *base, int enable); /* @@ -77,7 +77,7 @@ struct renesas_usbhs_platform_callback { * * Phy reset for platform */ - void (*phy_reset)(struct platform_device *pdev); + int (*phy_reset)(struct platform_device *pdev); /* * get USB ID function diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index 1819b59aab2..b9b0f7b4e43 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -15,6 +15,7 @@ #include <linux/kref.h> #include <linux/mutex.h> +#include <linux/serial.h> #include <linux/sysrq.h> #include <linux/kfifo.h> @@ -61,12 +62,12 @@ * @bulk_out_buffers: pointers to the bulk out buffers for this port * @write_urbs: pointers to the bulk out urbs for this port * @write_urbs_free: status bitmap the for bulk out urbs + * @icount: interrupt counters * @tx_bytes: number of bytes currently in host stack queues * @bulk_out_endpointAddress: endpoint address for the bulk out pipe for this * port. * @flags: usb serial port flags * @write_wait: a wait_queue_head_t used by the port. - * @delta_msr_wait: modem-status-change wait queue * @work: work queue entry for the line discipline waking up. * @throttled: nonzero if the read urb is inactive to throttle the device * @throttle_req: nonzero if the tty wants to throttle us @@ -109,11 +110,11 @@ struct usb_serial_port { unsigned long write_urbs_free; __u8 bulk_out_endpointAddress; + struct async_icount icount; int tx_bytes; unsigned long flags; wait_queue_head_t write_wait; - wait_queue_head_t delta_msr_wait; struct work_struct work; char throttled; char throttle_req; @@ -272,6 +273,7 @@ struct usb_serial_driver { int (*tiocmget)(struct tty_struct *tty); int (*tiocmset)(struct tty_struct *tty, unsigned int set, unsigned int clear); + int (*tiocmiwait)(struct tty_struct *tty, unsigned long arg); int (*get_icount)(struct tty_struct *tty, struct serial_icounter_struct *icount); /* Called by the tty layer for port level work. There may or may not @@ -329,8 +331,10 @@ extern void usb_serial_generic_read_bulk_callback(struct urb *urb); extern void usb_serial_generic_write_bulk_callback(struct urb *urb); extern void usb_serial_generic_throttle(struct tty_struct *tty); extern void usb_serial_generic_unthrottle(struct tty_struct *tty); -extern void usb_serial_generic_disconnect(struct usb_serial *serial); -extern void usb_serial_generic_release(struct usb_serial *serial); +extern int usb_serial_generic_tiocmiwait(struct tty_struct *tty, + unsigned long arg); +extern int usb_serial_generic_get_icount(struct tty_struct *tty, + struct serial_icounter_struct *icount); extern int usb_serial_generic_register(void); extern void usb_serial_generic_deregister(void); extern int usb_serial_generic_submit_read_urbs(struct usb_serial_port *port, diff --git a/include/linux/usb/tegra_usb_phy.h b/include/linux/usb/tegra_usb_phy.h index 9ebebe90692..1b7519a8c0b 100644 --- a/include/linux/usb/tegra_usb_phy.h +++ b/include/linux/usb/tegra_usb_phy.h @@ -61,10 +61,14 @@ struct tegra_usb_phy { struct device *dev; bool is_legacy_phy; bool is_ulpi_phy; + void (*set_pts)(struct usb_phy *x, u8 pts_val); + void (*set_phcd)(struct usb_phy *x, bool enable); }; struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance, - void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode); + void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode, + void (*set_pts)(struct usb_phy *x, u8 pts_val), + void (*set_phcd)(struct usb_phy *x, bool enable)); void tegra_usb_phy_preresume(struct usb_phy *phy); @@ -75,8 +79,4 @@ void tegra_ehci_phy_restore_start(struct usb_phy *phy, void tegra_ehci_phy_restore_end(struct usb_phy *phy); -void tegra_ehci_set_pts(struct usb_phy *x, u8 pts_val); - -void tegra_ehci_set_phcd(struct usb_phy *x, bool enable); - #endif /* __TEGRA_USB_PHY_H */ |