lkml.org 
[lkml]   [2021]   [Jun]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 05/23] usb: mtu3: power down device IP by default
Date
Power down device IP by default until @udc_start is called.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
drivers/usb/mtu3/mtu3_core.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c
index 6b5da98de648..e306b93c007d 100644
--- a/drivers/usb/mtu3/mtu3_core.c
+++ b/drivers/usb/mtu3/mtu3_core.c
@@ -921,16 +921,15 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb)

device_init_wakeup(dev, true);

+ /* power down device IP for power saving by default */
+ mtu3_stop(mtu);
+
ret = mtu3_gadget_setup(mtu);
if (ret) {
dev_err(dev, "mtu3 gadget init failed:%d\n", ret);
goto gadget_err;
}

- /* init as host mode, power down device IP for power saving */
- if (mtu->ssusb->dr_mode == USB_DR_MODE_OTG)
- mtu3_stop(mtu);
-
ssusb_dev_debugfs_init(ssusb);

dev_dbg(dev, " %s() done...\n", __func__);
--
2.18.0
\
 
 \ /
  Last update: 2021-06-08 09:58    [W:0.086 / U:1.064 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site