From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: usb: musb: call pm_runtime_{get,put}_sync before reading vbus registers From: Bin Liu Message-Id: <1520271310-14595-2-git-send-email-b-liu@ti.com> Date: Mon, 5 Mar 2018 11:35:10 -0600 To: Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, Bin Liu List-ID: RnJvbTogTWVybGlqbiBXYWplciA8bWVybGlqbkB3aXp6dXAub3JnPgoKV2l0aG91dCBwbV9ydW50 aW1lX3tnZXQscHV0fV9zeW5jIGNhbGxzIGluIHBsYWNlLCByZWFkaW5nCnZidXMgc3RhdHVzIHZp YSAvc3lzIGNhdXNlcyB0aGUgZm9sbG93aW5nIGVycm9yOgoKVW5oYW5kbGVkIGZhdWx0OiBleHRl cm5hbCBhYm9ydCBvbiBub24tbGluZWZldGNoICgweDEwMjgpIGF0IDB4ZmEwYWIwNjAKcGdkID0g YjMzM2U4MjIKW2ZhMGFiMDYwXSAqcGdkPTQ4MDExNDUyKGJhZCkKCls8YzA1MjYxYjA+XSAobXVz Yl9kZWZhdWx0X3JlYWRiKSBmcm9tIFs8YzA1MjViZDA+XSAobXVzYl92YnVzX3Nob3crMHg1OC8w eGU0KQpbPGMwNTI1YmQwPl0gKG11c2JfdmJ1c19zaG93KSBmcm9tIFs8YzA0YzAxNDg+XSAoZGV2 X2F0dHJfc2hvdysweDIwLzB4NDQpCls8YzA0YzAxNDg+XSAoZGV2X2F0dHJfc2hvdykgZnJvbSBb PGMwMjU5Zjc0Pl0gKHN5c2ZzX2tmX3NlcV9zaG93KzB4ODAvMHhkYykKWzxjMDI1OWY3ND5dIChz eXNmc19rZl9zZXFfc2hvdykgZnJvbSBbPGMwMjEwYmFjPl0gKHNlcV9yZWFkKzB4MjUwLzB4NDQ4 KQpbPGMwMjEwYmFjPl0gKHNlcV9yZWFkKSBmcm9tIFs8YzAxZWRiNDA+XSAoX192ZnNfcmVhZCsw eDFjLzB4MTE4KQpbPGMwMWVkYjQwPl0gKF9fdmZzX3JlYWQpIGZyb20gWzxjMDFlZGNjYz5dICh2 ZnNfcmVhZCsweDkwLzB4MTQ0KQpbPGMwMWVkY2NjPl0gKHZmc19yZWFkKSBmcm9tIFs8YzAxZWUx ZDA+XSAoU3lTX3JlYWQrMHgzYy8weDc0KQpbPGMwMWVlMWQwPl0gKFN5U19yZWFkKSBmcm9tIFs8 YzAxMDZmZTA+XSAocmV0X2Zhc3Rfc3lzY2FsbCsweDAvMHg1NCkKClNvbHV0aW9uIHdhcyBzdWdn ZXN0ZWQgYnkgVG9ueSBMaW5kZ3JlbiA8dG9ueUBhdG9taWRlLmNvbT4uCgpTaWduZWQtb2ZmLWJ5 OiBNZXJsaWpuIFdhamVyIDxtZXJsaWpuQHdpenp1cC5vcmc+CkFja2VkLWJ5OiBUb255IExpbmRn cmVuIDx0b255QGF0b21pZGUuY29tPgpTaWduZWQtb2ZmLWJ5OiBCaW4gTGl1IDxiLWxpdUB0aS5j b20+Ci0tLQogZHJpdmVycy91c2IvbXVzYi9tdXNiX2NvcmUuYyB8IDIgKysKIDEgZmlsZSBjaGFu Z2VkLCAyIGluc2VydGlvbnMoKykKCmRpZmYgLS1naXQgYS9kcml2ZXJzL3VzYi9tdXNiL211c2Jf Y29yZS5jIGIvZHJpdmVycy91c2IvbXVzYi9tdXNiX2NvcmUuYwppbmRleCBlZWY0YWQ1NzhiMzEu LmMzNDRlZjRlNTM1NSAxMDA2NDQKLS0tIGEvZHJpdmVycy91c2IvbXVzYi9tdXNiX2NvcmUuYwor KysgYi9kcml2ZXJzL3VzYi9tdXNiL211c2JfY29yZS5jCkBAIC0xNzU2LDYgKzE3NTYsNyBAQCBp bnQgbXVzYl9tYWlsYm94KGVudW0gbXVzYl92YnVzX2lkX3N0YXR1cyBzdGF0dXMpCiAJaW50CQl2 YnVzOwogCXU4CQlkZXZjdGw7CiAKKwlwbV9ydW50aW1lX2dldF9zeW5jKGRldik7CiAJc3Bpbl9s b2NrX2lycXNhdmUoJm11c2ItPmxvY2ssIGZsYWdzKTsKIAl2YWwgPSBtdXNiLT5hX3dhaXRfYmNv bjsKIAl2YnVzID0gbXVzYl9wbGF0Zm9ybV9nZXRfdmJ1c19zdGF0dXMobXVzYik7CkBAIC0xNzY5 LDYgKzE3NzAsNyBAQCBpbnQgbXVzYl9tYWlsYm94KGVudW0gbXVzYl92YnVzX2lkX3N0YXR1cyBz dGF0dXMpCiAJCQl2YnVzID0gMDsKIAl9CiAJc3Bpbl91bmxvY2tfaXJxcmVzdG9yZSgmbXVzYi0+ bG9jaywgZmxhZ3MpOworCXBtX3J1bnRpbWVfcHV0X3N5bmMoZGV2KTsKIAogCXJldHVybiBzcHJp bnRmKGJ1ZiwgIlZidXMgJXMsIHRpbWVvdXQgJWx1IG1zZWNcbiIsCiAJCQl2YnVzID8gIm9uIiA6 ICJvZmYiLCB2YWwpOwo=