diff options
| author | Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2011-07-08 14:51:33 +0900 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2011-07-08 12:47:47 +0300 |
| commit | ceaa0a6eeadfd2f53df121210d99a1f80ee7645e (patch) | |
| tree | 4344c43a56c828a83a775948bb90cc688fd90434 /drivers/usb/gadget/m66592-udc.c | |
| parent | 5154e9f126c1d2ee8f5f93d9954f83d82b2d5e64 (diff) | |
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>
Diffstat (limited to 'drivers/usb/gadget/m66592-udc.c')
| -rw-r--r-- | drivers/usb/gadget/m66592-udc.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/usb/gadget/m66592-udc.c b/drivers/usb/gadget/m66592-udc.c index dd9f460a7ef..40c2f7a4f8f 100644 --- a/drivers/usb/gadget/m66592-udc.c +++ b/drivers/usb/gadget/m66592-udc.c @@ -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); |