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usb: gadget: composite: introduce setup and os_desc pending flags 

These flags we be set to true whenever their
matching request is queued. They will be cleared
to false when that request completes.

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2014-09-18 09:51:23 -05:00
parent 404905a604
commit 6c93b53423
1 changed files with 5 additions and 0 deletions
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5
include/linux/usb/composite.h
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@ -427,6 +427,8 @@ static inline struct usb_composite_driver *to_cdriver(
* @b_vendor_code: bMS_VendorCode part of the OS string
* @use_os_string: false by default, interested gadgets set it
* @os_desc_config: the configuration to be used with OS descriptors
* @setup_pending: true when setup request is queued but not completed
* @os_desc_pending: true when os_desc request is queued but not completed
*
* One of these devices is allocated and initialized before the
* associated device driver's bind() is called.
@ -488,6 +490,9 @@ struct usb_composite_dev {
/* protects deactivations and delayed_status counts*/
spinlock_t lock;
unsigned setup_pending:1;
unsigned os_desc_pending:1;
};
extern int usb_string_id(struct usb_composite_dev *c);