diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/usb.h | 50 | ||||
| -rw-r--r-- | include/linux/usb/composite.h | 4 | ||||
| -rw-r--r-- | include/linux/usb/ehci_pdriver.h | 5 | ||||
| -rw-r--r-- | include/linux/usb/ezusb.h | 8 | ||||
| -rw-r--r-- | include/linux/usb/gadget.h | 7 | ||||
| -rw-r--r-- | include/linux/usb/ohci_pdriver.h | 2 | ||||
| -rw-r--r-- | include/linux/usb/phy.h | 15 |
7 files changed, 61 insertions, 30 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index 10278d18709..689b14b26c8 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -482,6 +482,7 @@ struct usb3_lpm_parameters { * @connect_time: time device was first connected * @do_remote_wakeup: remote wakeup should be enabled * @reset_resume: needs reset instead of resume + * @port_is_suspended: the upstream port is suspended (L2 or U3) * @wusb_dev: if this is a Wireless USB device, link to the WUSB * specific data for the device. * @slot_id: Slot ID assigned by xHCI @@ -560,6 +561,7 @@ struct usb_device { unsigned do_remote_wakeup:1; unsigned reset_resume:1; + unsigned port_is_suspended:1; #endif struct wusb_dev *wusb_dev; int slot_id; @@ -588,8 +590,9 @@ extern struct usb_device *usb_hub_find_child(struct usb_device *hdev, */ #define usb_hub_for_each_child(hdev, port1, child) \ for (port1 = 1, child = usb_hub_find_child(hdev, port1); \ - port1 <= hdev->maxchild; \ - child = usb_hub_find_child(hdev, ++port1)) + port1 <= hdev->maxchild; \ + child = usb_hub_find_child(hdev, ++port1)) \ + if (!child) continue; else /* USB device locking */ #define usb_lock_device(udev) device_lock(&(udev)->dev) @@ -805,6 +808,22 @@ static inline int usb_make_path(struct usb_device *dev, char *buf, size_t size) .bcdDevice_hi = (hi) /** + * USB_DEVICE_INTERFACE_CLASS - describe a usb device with a specific interface class + * @vend: the 16 bit USB Vendor ID + * @prod: the 16 bit USB Product ID + * @cl: bInterfaceClass value + * + * This macro is used to create a struct usb_device_id that matches a + * specific interface class of devices. + */ +#define USB_DEVICE_INTERFACE_CLASS(vend, prod, cl) \ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | \ + USB_DEVICE_ID_MATCH_INT_CLASS, \ + .idVendor = (vend), \ + .idProduct = (prod), \ + .bInterfaceClass = (cl) + +/** * USB_DEVICE_INTERFACE_PROTOCOL - describe a usb device with a specific interface protocol * @vend: the 16 bit USB Vendor ID * @prod: the 16 bit USB Product ID @@ -1129,8 +1148,8 @@ extern int usb_disabled(void); * Note: URB_DIR_IN/OUT is automatically set in usb_submit_urb(). */ #define URB_SHORT_NOT_OK 0x0001 /* report short reads as errors */ -#define URB_ISO_ASAP 0x0002 /* iso-only, urb->start_frame - * ignored */ +#define URB_ISO_ASAP 0x0002 /* iso-only; use the first unexpired + * slot in the schedule */ #define URB_NO_TRANSFER_DMA_MAP 0x0004 /* urb->transfer_dma valid on submit */ #define URB_NO_FSBR 0x0020 /* UHCI-specific */ #define URB_ZERO_PACKET 0x0040 /* Finish bulk OUT with short packet */ @@ -1309,15 +1328,20 @@ typedef void (*usb_complete_t)(struct urb *); * the transfer interval in the endpoint descriptor is logarithmic. * Device drivers must convert that value to linear units themselves.) * - * Isochronous URBs normally use the URB_ISO_ASAP transfer flag, telling - * the host controller to schedule the transfer as soon as bandwidth - * utilization allows, and then set start_frame to reflect the actual frame - * selected during submission. Otherwise drivers must specify the start_frame - * and handle the case where the transfer can't begin then. However, drivers - * won't know how bandwidth is currently allocated, and while they can - * find the current frame using usb_get_current_frame_number () they can't - * know the range for that frame number. (Ranges for frame counter values - * are HC-specific, and can go from 256 to 65536 frames from "now".) + * If an isochronous endpoint queue isn't already running, the host + * controller will schedule a new URB to start as soon as bandwidth + * utilization allows. If the queue is running then a new URB will be + * scheduled to start in the first transfer slot following the end of the + * preceding URB, if that slot has not already expired. If the slot has + * expired (which can happen when IRQ delivery is delayed for a long time), + * the scheduling behavior depends on the URB_ISO_ASAP flag. If the flag + * is clear then the URB will be scheduled to start in the expired slot, + * implying that some of its packets will not be transferred; if the flag + * is set then the URB will be scheduled in the first unexpired slot, + * breaking the queue's synchronization. Upon URB completion, the + * start_frame field will be set to the (micro)frame number in which the + * transfer was scheduled. Ranges for frame counter values are HC-specific + * and can go from as low as 256 to as high as 65536 frames. * * Isochronous URBs have a different data transfer model, in part because * the quality of service is only "best effort". Callers provide specially diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index f8dda062180..b09c37e04a9 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -38,6 +38,7 @@ #include <linux/version.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> +#include <linux/log2.h> /* * USB function drivers should return USB_GADGET_DELAYED_STATUS if they @@ -51,6 +52,7 @@ /* big enough to hold our biggest descriptor */ #define USB_COMP_EP0_BUFSIZ 1024 +#define USB_MS_TO_HS_INTERVAL(x) (ilog2((x * 1000 / 125)) + 1) struct usb_configuration; /** @@ -117,7 +119,7 @@ struct usb_configuration; struct usb_function { const char *name; struct usb_gadget_strings **strings; - struct usb_descriptor_header **descriptors; + struct usb_descriptor_header **fs_descriptors; struct usb_descriptor_header **hs_descriptors; struct usb_descriptor_header **ss_descriptors; diff --git a/include/linux/usb/ehci_pdriver.h b/include/linux/usb/ehci_pdriver.h index c9d09f8b7ff..99238b096f7 100644 --- a/include/linux/usb/ehci_pdriver.h +++ b/include/linux/usb/ehci_pdriver.h @@ -29,6 +29,8 @@ * initialization. * @port_power_off: set to 1 if the controller needs to be powered down * after initialization. + * @no_io_watchdog: set to 1 if the controller does not need the I/O + * watchdog to run. * * These are general configuration options for the EHCI controller. All of * these options are activating more or less workarounds for some hardware. @@ -39,8 +41,7 @@ struct usb_ehci_pdata { unsigned has_synopsys_hc_bug:1; unsigned big_endian_desc:1; unsigned big_endian_mmio:1; - unsigned port_power_on:1; - unsigned port_power_off:1; + unsigned no_io_watchdog:1; /* Turn on all power and clocks */ int (*power_on)(struct platform_device *pdev); diff --git a/include/linux/usb/ezusb.h b/include/linux/usb/ezusb.h index fc618d8d1e9..639ee45779f 100644 --- a/include/linux/usb/ezusb.h +++ b/include/linux/usb/ezusb.h @@ -1,16 +1,8 @@ #ifndef __EZUSB_H #define __EZUSB_H - -extern int ezusb_writememory(struct usb_device *dev, int address, - unsigned char *data, int length, __u8 bRequest); - extern int ezusb_fx1_set_reset(struct usb_device *dev, unsigned char reset_bit); -extern int ezusb_fx2_set_reset(struct usb_device *dev, unsigned char reset_bit); - extern int ezusb_fx1_ihex_firmware_download(struct usb_device *dev, const char *firmware_path); -extern int ezusb_fx2_ihex_firmware_download(struct usb_device *dev, - const char *firmware_path); #endif /* __EZUSB_H */ diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 5b6e5088824..0af6569b8cc 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -939,6 +939,13 @@ static inline void usb_free_descriptors(struct usb_descriptor_header **v) kfree(v); } +struct usb_function; +int usb_assign_descriptors(struct usb_function *f, + struct usb_descriptor_header **fs, + struct usb_descriptor_header **hs, + struct usb_descriptor_header **ss); +void usb_free_all_descriptors(struct usb_function *f); + /*-------------------------------------------------------------------------*/ /* utility to simplify map/unmap of usb_requests to/from DMA */ diff --git a/include/linux/usb/ohci_pdriver.h b/include/linux/usb/ohci_pdriver.h index 74e7755168b..012f2b7eb2b 100644 --- a/include/linux/usb/ohci_pdriver.h +++ b/include/linux/usb/ohci_pdriver.h @@ -25,6 +25,7 @@ * @big_endian_desc: BE descriptors * @big_endian_mmio: BE registers * @no_big_frame_no: no big endian frame_no shift + * @num_ports: number of ports * * These are general configuration options for the OHCI controller. All of * these options are activating more or less workarounds for some hardware. @@ -33,6 +34,7 @@ struct usb_ohci_pdata { unsigned big_endian_desc:1; unsigned big_endian_mmio:1; unsigned no_big_frame_no:1; + unsigned int num_ports; /* Turn on all power and clocks */ int (*power_on)(struct platform_device *pdev); diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h index 06b5bae35b2..a29ae1eb934 100644 --- a/include/linux/usb/phy.h +++ b/include/linux/usb/phy.h @@ -10,6 +10,7 @@ #define __LINUX_USB_PHY_H #include <linux/notifier.h> +#include <linux/usb.h> enum usb_phy_events { USB_EVENT_NONE, /* no events or cable disconnected */ @@ -99,8 +100,10 @@ struct usb_phy { int suspend); /* notify phy connect status change */ - int (*notify_connect)(struct usb_phy *x, int port); - int (*notify_disconnect)(struct usb_phy *x, int port); + int (*notify_connect)(struct usb_phy *x, + enum usb_device_speed speed); + int (*notify_disconnect)(struct usb_phy *x, + enum usb_device_speed speed); }; @@ -189,19 +192,19 @@ usb_phy_set_suspend(struct usb_phy *x, int suspend) } static inline int -usb_phy_notify_connect(struct usb_phy *x, int port) +usb_phy_notify_connect(struct usb_phy *x, enum usb_device_speed speed) { if (x->notify_connect) - return x->notify_connect(x, port); + return x->notify_connect(x, speed); else return 0; } static inline int -usb_phy_notify_disconnect(struct usb_phy *x, int port) +usb_phy_notify_disconnect(struct usb_phy *x, enum usb_device_speed speed) { if (x->notify_disconnect) - return x->notify_disconnect(x, port); + return x->notify_disconnect(x, speed); else return 0; } |