diff options
| author | Peter Chen <peter.chen@nxp.com> | 2020-07-22 12:29:52 +0800 |
|---|---|---|
| committer | Felipe Balbi <balbi@kernel.org> | 2020-07-24 16:45:12 +0300 |
| commit | 33c4b00b85a9855de47e498a15e21515320cc442 (patch) | |
| tree | a97ef383c695b7321278ec7b8a06e686b5ab4283 /drivers/usb/cdns3 | |
| parent | ae90cc8237bf4ee416a326c51052ddcc7918ee43 (diff) | |
usb: cdns3: ep0: delete the unnecessary operation
It doesn't need to enable/disable L1 on the fly for EP0 transfer,
we only need to enable L1 after SET_CONFIGURATION.
This code may be introduced by careless.
Cc: Pawel Laszczak <pawell@cadence.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
Diffstat (limited to 'drivers/usb/cdns3')
| -rw-r--r-- | drivers/usb/cdns3/ep0.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/usb/cdns3/ep0.c b/drivers/usb/cdns3/ep0.c index 1530edd5838c..d9779abc65b2 100644 --- a/drivers/usb/cdns3/ep0.c +++ b/drivers/usb/cdns3/ep0.c @@ -123,8 +123,6 @@ static void cdns3_ep0_complete_setup(struct cdns3_device *priv_dev, priv_dev->ep0_stage = CDNS3_SETUP_STAGE; writel((send_erdy ? EP_CMD_ERDY : 0) | EP_CMD_REQ_CMPL, &priv_dev->regs->ep_cmd); - - cdns3_allow_enable_l1(priv_dev, 1); } /** @@ -639,7 +637,6 @@ void cdns3_check_ep0_interrupt_proceed(struct cdns3_device *priv_dev, int dir) if (priv_dev->wait_for_setup && ep_sts_reg & EP_STS_IOC) { priv_dev->wait_for_setup = 0; - cdns3_allow_enable_l1(priv_dev, 0); cdns3_ep0_setup_phase(priv_dev); } else if ((ep_sts_reg & EP_STS_IOC) || (ep_sts_reg & EP_STS_ISP)) { priv_dev->ep0_data_dir = dir; |