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usb: gadget: r8a66597-udc: add support for TEST_MODE

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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 14:51:14 +09:00 committed by Felipe Balbi
parent ceaa0a6eea
commit 96fe53ef54
1 changed files with 22 additions and 1 deletions
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23
drivers/usb/gadget/r8a66597-udc.c
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@ -622,6 +622,7 @@ static void disable_controller(struct r8a66597 *r8a66597)
{
if (r8a66597->pdata->on_chip) {
r8a66597_bset(r8a66597, SCKE, SYSCFG0);
r8a66597_bclr(r8a66597, UTST, TESTMODE);
/* disable interrupts */
r8a66597_write(r8a66597, 0, INTENB0);
@ -639,6 +640,7 @@ static void disable_controller(struct r8a66597 *r8a66597)
r8a66597_bclr(r8a66597, SCKE, SYSCFG0);
} else {
r8a66597_bclr(r8a66597, UTST, TESTMODE);
r8a66597_bclr(r8a66597, SCKE, SYSCFG0);
udelay(1);
r8a66597_bclr(r8a66597, PLLC, SYSCFG0);
@ -1003,10 +1005,29 @@ static void clear_feature(struct r8a66597 *r8a66597,
static void set_feature(struct r8a66597 *r8a66597, struct usb_ctrlrequest *ctrl)
{
u16 tmp;
int timeout = 3000;
switch (ctrl->bRequestType & USB_RECIP_MASK) {
case USB_RECIP_DEVICE:
control_end(r8a66597, 1);
switch (le16_to_cpu(ctrl->wValue)) {
case USB_DEVICE_TEST_MODE:
control_end(r8a66597, 1);
/* Wait for the completion of status stage */
do {
tmp = r8a66597_read(r8a66597, INTSTS0) & CTSQ;
udelay(1);
} while (tmp != CS_IDST || timeout-- > 0);
if (tmp == CS_IDST)
r8a66597_bset(r8a66597,
le16_to_cpu(ctrl->wIndex >> 8),
TESTMODE);
break;
default:
pipe_stall(r8a66597, 0);
break;
}
break;
case USB_RECIP_INTERFACE:
control_end(r8a66597, 1);