On Fri, Jan 23, 2015 at 02:39:01PM +0800, Macpaul Lin wrote: > This patch add the definitions for OTG Support Rev 2.0. > The modification is derived from Pavankumar and Vijayavardhans' previous work. > > Signed-off-by: Macpaul Lin <[email protected]> > Cc: Pavankumar Kondeti <[email protected]> > Cc: Vijayavardhan Vennapusa <[email protected]> > --- > include/uapi/linux/usb/ch9.h | 19 +++++++++++++++++-- > 1 file changed, 17 insertions(+), 2 deletions(-) > > diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h > index aa33fd1..9fd83d0 100644 > --- a/include/uapi/linux/usb/ch9.h > +++ b/include/uapi/linux/usb/ch9.h > @@ -136,6 +136,12 @@ > #define TEST_PACKET 4 > #define TEST_FORCE_EN 5 > > +/* OTG test mode feature bits > + * See ECN OTG2.0 spec Table 6-8 > + */ > +#define TEST_OTG_SRP_REQD 6 > +#define TEST_OTG_HNP_REQD 7 > + > /* > * New Feature Selectors as added by USB 3.0 > * See USB 3.0 spec Table 9-7 > @@ -155,11 +161,19 @@ > /* > * Interface status, Figure 9-5 USB 3.0 spec > */ > -#define USB_INTRF_STAT_FUNC_RW_CAP 1 > -#define USB_INTRF_STAT_FUNC_RW 2 > +#define USB_INTRF_STAT_FUNC_RW_CAP 1 > +#define USB_INTRF_STAT_FUNC_RW 2 > > #define USB_ENDPOINT_HALT 0 /* IN/OUT will STALL */ > > +/* OTG 2.0 spec 6.2 and 6.3 sections */ > +#define OTG_STATUS_SELECTOR 0xF000 > +#define HOST_REQUEST_FLAG 0 > +#define THOST_REQ_POLL 1500 /* msec (1000 - 2000) */ > +#define OTG_TTST_SUSP 70 /* msec (0 - 100) */ > + > +#define OTG_TTST_VBUS_OFF 1 > + > /* Bit array elements as returned by the USB_REQ_GET_STATUS request. */ > #define USB_DEV_STAT_U1_ENABLED 2 /* transition into U1 > state */ > #define USB_DEV_STAT_U2_ENABLED 3 /* transition into U2 > state */ > @@ -674,6 +688,7 @@ struct usb_otg_descriptor { > __u8 bmAttributes; /* support for HNP, SRP, etc */ > } __attribute__ ((packed)); > > +#define USB_DT_OTG_SIZE 5 > /* from usb_otg_descriptor.bmAttributes */ > #define USB_OTG_SRP (1 << 0) > #define USB_OTG_HNP (1 << 1) /* swap host/device roles */ > -- > 2.1.0
What needs these defines? I don't see any kernel code requiring them... -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
