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usb: gadget: m66592-udc: add support for TEST_MODE 

The USB high speed device must support the TEST_MODE, but the driver
didn't support it. When we sent the SET_FEATURE for TEST_MODE to
the driver, the request was successful, but the module didn't enter
the TEST_MODE.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Yoshihiro Shimoda 2011-07-08 14:51:33 +09:00 committed by Felipe Balbi
parent 5154e9f126
commit ceaa0a6eea
1 changed files with 22 additions and 1 deletions
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23
drivers/usb/gadget/m66592-udc.c
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@ -691,6 +691,7 @@ static void init_controller(struct m66592 *m66592)
static void disable_controller(struct m66592 *m66592)
{
m66592_bclr(m66592, M66592_UTST, M66592_TESTMODE);
if (!m66592->pdata->on_chip) {
m66592_bclr(m66592, M66592_SCKE, M66592_SYSCFG);
udelay(1);
@ -1048,10 +1049,30 @@ static void clear_feature(struct m66592 *m66592, struct usb_ctrlrequest *ctrl)
static void set_feature(struct m66592 *m66592, struct usb_ctrlrequest *ctrl)
{
u16 tmp;
int timeout = 3000;
switch (ctrl->bRequestType & USB_RECIP_MASK) {
case USB_RECIP_DEVICE:
control_end(m66592, 1);
switch (le16_to_cpu(ctrl->wValue)) {
case USB_DEVICE_TEST_MODE:
control_end(m66592, 1);
/* Wait for the completion of status stage */
do {
tmp = m66592_read(m66592, M66592_INTSTS0) &
M66592_CTSQ;
udelay(1);
} while (tmp != M66592_CS_IDST || timeout-- > 0);
if (tmp == M66592_CS_IDST)
m66592_bset(m66592,
le16_to_cpu(ctrl->wIndex >> 8),
M66592_TESTMODE);
break;
default:
pipe_stall(m66592, 0);
break;
}
break;
case USB_RECIP_INTERFACE:
control_end(m66592, 1);