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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-26 02:08:32 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-26 02:08:32 -0400
commitf549953c15deab4c54708b39af86d4edecc6cddc (patch)
treef0412f989b77cdceab34c18aa85a8a25d5942a1f /include/linux/usb/composite.h
parentf0deb97ab13ad1f89cd0993f7339655d59788405 (diff)
parente04f5f7e423018bcec84c11af2058cdce87816f3 (diff)
Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (115 commits) EHCI: fix direction handling for interrupt data toggles USB: serial: add IDs for WinChipHead USB->RS232 adapter USB: OHCI: fix another regression for NVIDIA controllers usb: gadget: m66592-udc: add pullup function usb: gadget: m66592-udc: add function for external controller usb: gadget: r8a66597-udc: add pullup function usb: renesas_usbhs: support multi driver usb: renesas_usbhs: inaccessible pipe is not an error usb: renesas_usbhs: care buff alignment when dma handler USB: PL2303: correctly handle baudrates above 115200 usb: r8a66597-hcd: fixup USB_PORT_STAT_C_SUSPEND shift usb: renesas_usbhs: compile/config are rescued usb: renesas_usbhs: fixup comment-out usb: update email address in ohci-sh and r8a66597-hcd usb: r8a66597-hcd: add function for external controller EHCI: only power off port if over-current is active USB: mon: Allow to use usbmon without debugfs USB: EHCI: go back to using the system clock for QH unlinks ehci: add pci quirk for Ordissimo and RM Slate 100 too ehci: refactor pci quirk to use standard dmi_check_system method ... Fix up trivial conflicts in Documentation/feature-removal-schedule.txt
Diffstat (limited to 'include/linux/usb/composite.h')
-rw-r--r--include/linux/usb/composite.h32
1 files changed, 18 insertions, 14 deletions
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index b78cba466d3d..a316fba73518 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -59,6 +59,10 @@ struct usb_configuration;
59 * @hs_descriptors: Table of high speed descriptors, using interface and 59 * @hs_descriptors: Table of high speed descriptors, using interface and
60 * string identifiers assigned during @bind(). If this pointer is null, 60 * string identifiers assigned during @bind(). If this pointer is null,
61 * the function will not be available at high speed. 61 * the function will not be available at high speed.
62 * @ss_descriptors: Table of super speed descriptors, using interface and
63 * string identifiers assigned during @bind(). If this
64 * pointer is null after initiation, the function will not
65 * be available at super speed.
62 * @config: assigned when @usb_add_function() is called; this is the 66 * @config: assigned when @usb_add_function() is called; this is the
63 * configuration with which this function is associated. 67 * configuration with which this function is associated.
64 * @bind: Before the gadget can register, all of its functions bind() to the 68 * @bind: Before the gadget can register, all of its functions bind() to the
@@ -77,6 +81,10 @@ struct usb_configuration;
77 * @setup: Used for interface-specific control requests. 81 * @setup: Used for interface-specific control requests.
78 * @suspend: Notifies functions when the host stops sending USB traffic. 82 * @suspend: Notifies functions when the host stops sending USB traffic.
79 * @resume: Notifies functions when the host restarts USB traffic. 83 * @resume: Notifies functions when the host restarts USB traffic.
84 * @get_status: Returns function status as a reply to
85 * GetStatus() request when the recepient is Interface.
86 * @func_suspend: callback to be called when
87 * SetFeature(FUNCTION_SUSPEND) is reseived
80 * 88 *
81 * A single USB function uses one or more interfaces, and should in most 89 * A single USB function uses one or more interfaces, and should in most
82 * cases support operation at both full and high speeds. Each function is 90 * cases support operation at both full and high speeds. Each function is
@@ -106,6 +114,7 @@ struct usb_function {
106 struct usb_gadget_strings **strings; 114 struct usb_gadget_strings **strings;
107 struct usb_descriptor_header **descriptors; 115 struct usb_descriptor_header **descriptors;
108 struct usb_descriptor_header **hs_descriptors; 116 struct usb_descriptor_header **hs_descriptors;
117 struct usb_descriptor_header **ss_descriptors;
109 118
110 struct usb_configuration *config; 119 struct usb_configuration *config;
111 120
@@ -132,6 +141,10 @@ struct usb_function {
132 void (*suspend)(struct usb_function *); 141 void (*suspend)(struct usb_function *);
133 void (*resume)(struct usb_function *); 142 void (*resume)(struct usb_function *);
134 143
144 /* USB 3.0 additions */
145 int (*get_status)(struct usb_function *);
146 int (*func_suspend)(struct usb_function *,
147 u8 suspend_opt);
135 /* private: */ 148 /* private: */
136 /* internals */ 149 /* internals */
137 struct list_head list; 150 struct list_head list;
@@ -145,20 +158,8 @@ int usb_function_activate(struct usb_function *);
145 158
146int usb_interface_id(struct usb_configuration *, struct usb_function *); 159int usb_interface_id(struct usb_configuration *, struct usb_function *);
147 160
148/** 161int config_ep_by_speed(struct usb_gadget *g, struct usb_function *f,
149 * ep_choose - select descriptor endpoint at current device speed 162 struct usb_ep *_ep);
150 * @g: gadget, connected and running at some speed
151 * @hs: descriptor to use for high speed operation
152 * @fs: descriptor to use for full or low speed operation
153 */
154static inline struct usb_endpoint_descriptor *
155ep_choose(struct usb_gadget *g, struct usb_endpoint_descriptor *hs,
156 struct usb_endpoint_descriptor *fs)
157{
158 if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH)
159 return hs;
160 return fs;
161}
162 163
163#define MAX_CONFIG_INTERFACES 16 /* arbitrary; max 255 */ 164#define MAX_CONFIG_INTERFACES 16 /* arbitrary; max 255 */
164 165
@@ -231,6 +232,7 @@ struct usb_configuration {
231 struct list_head list; 232 struct list_head list;
232 struct list_head functions; 233 struct list_head functions;
233 u8 next_interface_id; 234 u8 next_interface_id;
235 unsigned superspeed:1;
234 unsigned highspeed:1; 236 unsigned highspeed:1;
235 unsigned fullspeed:1; 237 unsigned fullspeed:1;
236 struct usb_function *interface[MAX_CONFIG_INTERFACES]; 238 struct usb_function *interface[MAX_CONFIG_INTERFACES];
@@ -252,6 +254,7 @@ int usb_add_config(struct usb_composite_dev *,
252 * identifiers. 254 * identifiers.
253 * @strings: tables of strings, keyed by identifiers assigned during bind() 255 * @strings: tables of strings, keyed by identifiers assigned during bind()
254 * and language IDs provided in control requests 256 * and language IDs provided in control requests
257 * @max_speed: Highest speed the driver supports.
255 * @needs_serial: set to 1 if the gadget needs userspace to provide 258 * @needs_serial: set to 1 if the gadget needs userspace to provide
256 * a serial number. If one is not provided, warning will be printed. 259 * a serial number. If one is not provided, warning will be printed.
257 * @unbind: Reverses bind; called as a side effect of unregistering 260 * @unbind: Reverses bind; called as a side effect of unregistering
@@ -279,6 +282,7 @@ struct usb_composite_driver {
279 const char *iManufacturer; 282 const char *iManufacturer;
280 const struct usb_device_descriptor *dev; 283 const struct usb_device_descriptor *dev;
281 struct usb_gadget_strings **strings; 284 struct usb_gadget_strings **strings;
285 enum usb_device_speed max_speed;
282 unsigned needs_serial:1; 286 unsigned needs_serial:1;
283 287
284 int (*unbind)(struct usb_composite_dev *); 288 int (*unbind)(struct usb_composite_dev *);