Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [V9,2/4] USB: serial: f81232: clear overrun flag From: "Ji-Ze Hong \(Peter Hong\)" Message-Id: <1556587352-19500-2-git-send-email-hpeter+linux_kernel@gmail.com> Date: Tue, 30 Apr 2019 09:22:30 +0800 To: peter_hong@fintek.com.tw, johan@kernel.org, gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, "Ji-Ze Hong \(Peter Hong\)" , Oliver Neukum List-ID: VGhlIEY4MTIzMiB3aWxsIHJlcG9ydCBkYXRhIGFuZCBMU1Igd2l0aCBidWxrIGxpa2UgZm9sbG93 aW5nIGZvcm1hdDoKYnVsay1pbiBkYXRhOiBbTFNSKDFCeXRlKStEQVRBKDFCeXRlKV1bTFNSKDFC eXRlKStEQVRBKDFCeXRlKV0uLi4KCkxTUiB3aWxsIGF1dG8gY2xlYXIgZnJhbWUvcGFyaXR5L2Jy ZWFrIGVycm9yIGZsYWcgd2hlbiByZWFkaW5nIGJ5IEgvVywKYnV0IG92ZXJycnVuIHdpbGwgb25s eSBjbGVhcmVkIHdoZW4gcmVhZGluZyBMU1IuIFNvIHRoaXMgcGF0Y2ggYWRkIGEKd29ya2VyIHRv IHJlYWQgTFNSIHdoZW4gb3ZlcnJ1biBhbmQgZmx1c2ggdGhlIHdvcmtlciBvbiBjbG9zZSgpICYK c3VzcGVuZCgpLgoKQ2M6IE9saXZlciBOZXVrdW0gPG9uZXVrdW1Ac3VzZS5jb20+ClNpZ25lZC1v ZmYtYnk6IEppLVplIEhvbmcgKFBldGVyIEhvbmcpIDxocGV0ZXIrbGludXhfa2VybmVsQGdtYWls LmNvbT4KLS0tCnY5OgoJMTogY2hhbmdlIHRoZSBwYXRjaCBpbmRleCBmcm9tIDEgdG8gMi4KCnY4 OgoJMTogRml4IHVzYl9zdWJtaXRfdXJiKCkgaW4gZjgxMjMyX3Jlc3VtZSgpIHdpdGggR0ZQX05P SU8sIG5vdAoJICAgR0ZQX0tFUk5FTC4KCnY3OgoJMTogUmVtb3ZlIHNlcmlhbC0+c3VzcGVuZGlu ZyBjaGVjawoJMjogQWRkIHBvcnQgcHJpdiBpc19wb3J0X29wZW4gdG8gc2F2ZSBwb3J0IG9wZW4g c3RhdGUuIFdlJ2xsCgkgICByZWdpc3RlciBpbnRlcnJ1cHQtaW4gdXJiIGluIGY4MTIzMl9yZXN1 bWUoKSB3aGVuIHBvcnQgaXMKCSAgIG9wZW5lZC4KCTM6IFVzaW5nIHVzYl9raWxsX3VyYiBmb3Ig cmVhZC9pbnRlcnJ1cHQgdXJiIHRvIGVuc3VyZSB1cmIKCSAgIHN0b3BwZWQuCgp2NjoKCTE6IEFk ZCBkZWZlcnJlZF9sc3Jfd29ya19uZWVkZWQgdG8gcmUtdHJpZ2dlciB3aGVuIGY4MTIzMl9yZXN1 bWUoKQoKdjU6CgkxOiBTb3VyY2UgY29kZSBiYXNlIHJldmVydCB0byB2MyBhbmQgcmVtb3ZlIGFs bCB2NCBjaGFuZ2VzLgoJMjogQWRkIHNlcmlhbC0+c3VzcGVuZGluZyBjaGVjayBpbiBmODEyMzJf cHJvY2Vzc19yZWFkX3VyYigpCgkgICBiZWZvcmUgc2NoZWR1bGVfd29yaygmcHJpdi0+bHNyX3dv cmspIHRvIGF2b2lkIHJhY2UgY29uZGl0aW9uLgoKdjQ6CgkxOiBBZGQgc2VyaWFsLT5zdXNwZW5k aW5nIGNoZWNrIGluIGY4MTIzMl9sc3Jfd29ya2VyKCkgdG8gYXZvaWQKCSAgIHJlLXRyaWdnZXIK CTI6IEFkZCBwb3J0X3ByaXYtbHNyX3dvcmtfcmVzY2hlZCB0byByZS10cmlnZ2VyIExTUiB3b3Jr ZXIKCnYzOgoJMTogQWRkIGZsdXNoX3dvcmsoJnBvcnRfcHJpdi0+bHNyX3dvcmspIGluIGY4MTIz Ml9zdXNwZW5kKCkuCgp2MjoKCTE6IEFkZCBmbHVzaF93b3JrKCZwb3J0X3ByaXYtPmxzcl93b3Jr KSBpbiBmODEyMzJfY2xvc2UoKS4KCiBkcml2ZXJzL3VzYi9zZXJpYWwvZjgxMjMyLmMgfCAyNSAr KysrKysrKysrKysrKysrKysrKysrKystCiAxIGZpbGUgY2hhbmdlZCwgMjQgaW5zZXJ0aW9ucygr KSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNiL3NlcmlhbC9mODEyMzIu YyBiL2RyaXZlcnMvdXNiL3NlcmlhbC9mODEyMzIuYwppbmRleCBkNDNlYzk5OWJjNWUuLmYwZGUy MGE4MThjZCAxMDA2NDQKLS0tIGEvZHJpdmVycy91c2Ivc2VyaWFsL2Y4MTIzMi5jCisrKyBiL2Ry aXZlcnMvdXNiL3NlcmlhbC9mODEyMzIuYwpAQCAtNDEsMTIgKzQxLDE0IEBAIE1PRFVMRV9ERVZJ Q0VfVEFCTEUodXNiLCBpZF90YWJsZSk7CiAjZGVmaW5lIEZJRk9fQ09OVFJPTF9SRUdJU1RFUgkJ KDB4MDIgKyBTRVJJQUxfQkFTRV9BRERSRVNTKQogI2RlZmluZSBMSU5FX0NPTlRST0xfUkVHSVNU RVIJCSgweDAzICsgU0VSSUFMX0JBU0VfQUREUkVTUykKICNkZWZpbmUgTU9ERU1fQ09OVFJPTF9S RUdJU1RFUgkJKDB4MDQgKyBTRVJJQUxfQkFTRV9BRERSRVNTKQorI2RlZmluZSBMSU5FX1NUQVRV U19SRUdJU1RFUgkJKDB4MDUgKyBTRVJJQUxfQkFTRV9BRERSRVNTKQogI2RlZmluZSBNT0RFTV9T VEFUVVNfUkVHSVNURVIJCSgweDA2ICsgU0VSSUFMX0JBU0VfQUREUkVTUykKIAogc3RydWN0IGY4 MTIzMl9wcml2YXRlIHsKIAlzdHJ1Y3QgbXV0ZXggbG9jazsKIAl1OCBtb2RlbV9jb250cm9sOwog CXU4IG1vZGVtX3N0YXR1czsKKwlzdHJ1Y3Qgd29ya19zdHJ1Y3QgbHNyX3dvcms7CiAJc3RydWN0 IHdvcmtfc3RydWN0IGludGVycnVwdF93b3JrOwogCXN0cnVjdCB1c2Jfc2VyaWFsX3BvcnQgKnBv cnQ7CiB9OwpAQCAtMjgyLDYgKzI4NCw3IEBAIHN0YXRpYyB2b2lkIGY4MTIzMl9yZWFkX2ludF9j YWxsYmFjayhzdHJ1Y3QgdXJiICp1cmIpCiBzdGF0aWMgdm9pZCBmODEyMzJfcHJvY2Vzc19yZWFk X3VyYihzdHJ1Y3QgdXJiICp1cmIpCiB7CiAJc3RydWN0IHVzYl9zZXJpYWxfcG9ydCAqcG9ydCA9 IHVyYi0+Y29udGV4dDsKKwlzdHJ1Y3QgZjgxMjMyX3ByaXZhdGUgKnByaXYgPSB1c2JfZ2V0X3Nl cmlhbF9wb3J0X2RhdGEocG9ydCk7CiAJdW5zaWduZWQgY2hhciAqZGF0YSA9IHVyYi0+dHJhbnNm ZXJfYnVmZmVyOwogCWNoYXIgdHR5X2ZsYWc7CiAJdW5zaWduZWQgaW50IGk7CkBAIC0zMTUsNiAr MzE4LDcgQEAgc3RhdGljIHZvaWQgZjgxMjMyX3Byb2Nlc3NfcmVhZF91cmIoc3RydWN0IHVyYiAq dXJiKQogCiAJCQlpZiAobHNyICYgVUFSVF9MU1JfT0UpIHsKIAkJCQlwb3J0LT5pY291bnQub3Zl cnJ1bisrOworCQkJCXNjaGVkdWxlX3dvcmsoJnByaXYtPmxzcl93b3JrKTsKIAkJCQl0dHlfaW5z ZXJ0X2ZsaXBfY2hhcigmcG9ydC0+cG9ydCwgMCwKIAkJCQkJCVRUWV9PVkVSUlVOKTsKIAkJCX0K QEAgLTU2Miw2ICs1NjYsNyBAQCBzdGF0aWMgdm9pZCBmODEyMzJfY2xvc2Uoc3RydWN0IHVzYl9z ZXJpYWxfcG9ydCAqcG9ydCkKIAl1c2Jfc2VyaWFsX2dlbmVyaWNfY2xvc2UocG9ydCk7CiAJdXNi X2tpbGxfdXJiKHBvcnQtPmludGVycnVwdF9pbl91cmIpOwogCWZsdXNoX3dvcmsoJnBvcnRfcHJp di0+aW50ZXJydXB0X3dvcmspOworCWZsdXNoX3dvcmsoJnBvcnRfcHJpdi0+bHNyX3dvcmspOwog fQogCiBzdGF0aWMgdm9pZCBmODEyMzJfZHRyX3J0cyhzdHJ1Y3QgdXNiX3NlcmlhbF9wb3J0ICpw b3J0LCBpbnQgb24pCkBAIC02MDYsNiArNjExLDIxIEBAIHN0YXRpYyB2b2lkICBmODEyMzJfaW50 ZXJydXB0X3dvcmsoc3RydWN0IHdvcmtfc3RydWN0ICp3b3JrKQogCWY4MTIzMl9yZWFkX21zcihw cml2LT5wb3J0KTsKIH0KIAorc3RhdGljIHZvaWQgZjgxMjMyX2xzcl93b3JrZXIoc3RydWN0IHdv cmtfc3RydWN0ICp3b3JrKQoreworCXN0cnVjdCBmODEyMzJfcHJpdmF0ZSAqcHJpdjsKKwlzdHJ1 Y3QgdXNiX3NlcmlhbF9wb3J0ICpwb3J0OworCWludCBzdGF0dXM7CisJdTggdG1wOworCisJcHJp diA9IGNvbnRhaW5lcl9vZih3b3JrLCBzdHJ1Y3QgZjgxMjMyX3ByaXZhdGUsIGxzcl93b3JrKTsK Kwlwb3J0ID0gcHJpdi0+cG9ydDsKKworCXN0YXR1cyA9IGY4MTIzMl9nZXRfcmVnaXN0ZXIocG9y dCwgTElORV9TVEFUVVNfUkVHSVNURVIsICZ0bXApOworCWlmIChzdGF0dXMpCisJCWRldl93YXJu KCZwb3J0LT5kZXYsICJyZWFkIExTUiBmYWlsZWQ6ICVkXG4iLCBzdGF0dXMpOworfQorCiBzdGF0 aWMgaW50IGY4MTIzMl9wb3J0X3Byb2JlKHN0cnVjdCB1c2Jfc2VyaWFsX3BvcnQgKnBvcnQpCiB7 CiAJc3RydWN0IGY4MTIzMl9wcml2YXRlICpwcml2OwpAQCAtNjE2LDYgKzYzNiw3IEBAIHN0YXRp YyBpbnQgZjgxMjMyX3BvcnRfcHJvYmUoc3RydWN0IHVzYl9zZXJpYWxfcG9ydCAqcG9ydCkKIAog CW11dGV4X2luaXQoJnByaXYtPmxvY2spOwogCUlOSVRfV09SSygmcHJpdi0+aW50ZXJydXB0X3dv cmssICBmODEyMzJfaW50ZXJydXB0X3dvcmspOworCUlOSVRfV09SSygmcHJpdi0+bHNyX3dvcmss IGY4MTIzMl9sc3Jfd29ya2VyKTsKIAogCXVzYl9zZXRfc2VyaWFsX3BvcnRfZGF0YShwb3J0LCBw cml2KTsKIApAQCAtNjQ2LDggKzY2NywxMCBAQCBzdGF0aWMgaW50IGY4MTIzMl9zdXNwZW5kKHN0 cnVjdCB1c2Jfc2VyaWFsICpzZXJpYWwsIHBtX21lc3NhZ2VfdCBtZXNzYWdlKQogCiAJdXNiX2tp bGxfdXJiKHBvcnQtPmludGVycnVwdF9pbl91cmIpOwogCi0JaWYgKHBvcnRfcHJpdikKKwlpZiAo cG9ydF9wcml2KSB7CiAJCWZsdXNoX3dvcmsoJnBvcnRfcHJpdi0+aW50ZXJydXB0X3dvcmspOwor CQlmbHVzaF93b3JrKCZwb3J0X3ByaXYtPmxzcl93b3JrKTsKKwl9CiAKIAlyZXR1cm4gMDsKIH0K