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usb: otg: add usb_otg_caps structure for otg capabilities

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This patch adds a structure usb_otg_caps to cover all otg related
capabilities of the device, including otg revision, and if hnp/srp/adp
is supported.

Signed-off-by: Li Jun <jun.li@freescale.com>
Reviewed-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Li Jun 2015-07-09 15:18:40 +08:00 committed by Felipe Balbi
parent 5d701cef9b
commit 6a88bbe8e3
1 changed files with 15 additions and 0 deletions
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15
include/linux/usb/otg.h
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@ -41,6 +41,21 @@ struct usb_otg {
};
/**
* struct usb_otg_caps - describes the otg capabilities of the device
* @otg_rev: The OTG revision number the device is compliant with, it's
* in binary-coded decimal (i.e. 2.0 is 0200H).
* @hnp_support: Indicates if the device supports HNP.
* @srp_support: Indicates if the device supports SRP.
* @adp_support: Indicates if the device supports ADP.
*/
struct usb_otg_caps {
u16 otg_rev;
bool hnp_support;
bool srp_support;
bool adp_support;
};
extern const char *usb_otg_state_string(enum usb_otg_state state);
/* Context: can sleep */