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Commit f0397771 authored by Linyu Yuan's avatar Linyu Yuan
Browse files

usb: misc: nb7vpq904m: disable chip during probe 



currently when power up with no usb cable, chip only disable
when system enter suspend state, disable chip during probe
will consume lower power early.
another fix is no need to disable chip again for suspend operation.

Change-Id: I182b8d96c45c0225fed2be6b35c0aba488c0589f
Signed-off-by: default avatarLinyu Yuan <linyyuan@codeaurora.org>
parent 76a04e42

drivers/usb/misc/ssusb-redriver-nb7vpq904m.c

+5 −1
Original line number Diff line number Diff line
@@ -634,6 +634,9 @@ static int redriver_i2c_probe(struct i2c_client *client, 
	redriver->dev = &client->dev;

	i2c_set_clientdata(client, redriver);



	/* init mode is OP_MODE_NONE and disable chip for power */

	ssusb_redriver_gen_dev_set(redriver);



	ret = ssusb_redriver_read_configuration(redriver);

	if (ret < 0) {

		dev_err(&client->dev,
@@ -941,7 +944,8 @@ static int __maybe_unused redriver_i2c_suspend(struct device *dev) 
	dev_dbg(redriver->dev, "%s: SS USB redriver suspend.\n",

			__func__);



	if (redriver->op_mode != OP_MODE_DP) {

	if (redriver->op_mode != OP_MODE_DP &&

	    redriver->op_mode != OP_MODE_NONE) {

		redriver->op_mode = OP_MODE_NONE;

		ssusb_redriver_gen_dev_set(redriver);

	}