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: serial: cp210x: add minimun baud rate for CP2105 SCI From: Johan Hovold Message-Id: <20190204155700.GF4686@localhost> Date: Mon, 4 Feb 2019 16:57:00 +0100 To: Johanna Abrahamsson Cc: linux-usb@vger.kernel.org, johan@kernel.org, gregkh@linuxfoundation.org List-ID: T24gTW9uLCBGZWIgMDQsIDIwMTkgYXQgMTI6MjE6MzBQTSArMDEwMCwgSm9oYW5uYSBBYnJhaGFt c3NvbiB3cm90ZToKPiBGcm9tOiBKb2hhbm5hIEFicmFoYW1zc29uIDxqb2hhbm5hLmFicmFoYW1z c29uQGFmY29uc3VsdC5jb20+Cj4gCj4gVGhpcyBwYXRjaCBhZGRzIGEgbWluaW11bSBiYXVkIHJh dGUgb2YgMjQwMCBmb3IgQ1AyMTA1IFNDSQo+IAo+IEFjY29yZGluZyB0byB0aGUgZGF0YXNoZWV0 IGZvciBDUDIxMDUsIHRoZSBTQ0kgc3VwcG9ydHMgMjQwMCBhcyB0aGUKPiBsb3dlc3QgYmF1ZCBy YXRlLiBBcyB0aGlzIGlzIG5vdCBoZWVkZWQgaW4gdGhlIGN1cnJlbnQgY29kZSwgYW4gZXJyb3IK PiBtZXNzYWdlICdmYWlsZWQgc2V0IHJlcSAweDFlIHNpemUgNCBzdGF0dXM6IC0zMicgd2hlbiB0 cnlpbmcgdG8gc2V0IGEKPiBsb3dlciBiYXVkIHJhdGUgc3VjaCBhcyAzMDAuCgpHb29kIHRvIGhl YXIgdG8geW91IGZvdW5kIHRoZSByb290IGNhdXNlIG9mIHRoYXQgZmFpbGVkIGJhdWRyYXRlCnJl cXVlc3QuCgo+IFNpbmNlIHRoaXMgaXMsIGFzIGZhciBhcyBJIGNhbiB0ZWxsLCB0aGUgb25seSBj cDIxMHggY2hpcCB3aXRoIGEgbWluaW11bQo+IGJhdWQgcmF0ZSBoaWdoZXIgdGhhbiAzMDAsIEkn dmUgYWRkZWQgYSBzcGVjaWFsIGNhc2UgdG8KPiBjcDIxMHhfY2hhbmdlX3NwZWVkIHJhdGhlciB0 aGFuIGFkZGluZyBhIG1pbl9zcGVlZCBmaWVsZCBpbgo+IGNwMjEweF9zZXJpYWxfcHJpdmF0ZS4K CkJ1dCBwbGVhc2UgZG8gYWRkIGEgbWluX3NwZWVkIGZpZWxkIGluc3RlYWQgb2Ygc3BlY2lhbCBj YXNpbmcgd2hpY2gKdGVuZHMgdG8gbWFrZSB0aGUgY29kZSBoYXJkZXIgdG8gcmVhZC4KCj4gU2ln bmVkLW9mZi1ieTogSm9oYW5uYSBBYnJhaGFtc3NvbiA8am9oYW5uYS5hYnJhaGFtc3NvbkBhZmNv bnN1bHQuY29tPgo+IC0tLQo+ICBkcml2ZXJzL3VzYi9zZXJpYWwvY3AyMTB4LmMgfCA3ICsrKysr LS0KPiAgMSBmaWxlIGNoYW5nZWQsIDUgaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkKPiAK PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy91c2Ivc2VyaWFsL2NwMjEweC5jIGIvZHJpdmVycy91c2Iv c2VyaWFsL2NwMjEweC5jCj4gaW5kZXggMzM2YTNjMGY5ZjJjLi4xODFhYmY3YmI4YzAgMTAwNjQ0 Cj4gLS0tIGEvZHJpdmVycy91c2Ivc2VyaWFsL2NwMjEweC5jCj4gKysrIGIvZHJpdmVycy91c2Iv c2VyaWFsL2NwMjEweC5jCj4gQEAgLTExMTEsOSArMTExMSwxMiBAQCBzdGF0aWMgdm9pZCBjcDIx MHhfY2hhbmdlX3NwZWVkKHN0cnVjdCB0dHlfc3RydWN0ICp0dHksCj4gIAkgKi8KPiAgCWlmIChw cml2LT51c2VfYWN0dWFsX3JhdGUpCj4gIAkJYmF1ZCA9IGNwMjEweF9nZXRfYWN0dWFsX3JhdGUo c2VyaWFsLCBiYXVkKTsKPiAtCWVsc2UgaWYgKGJhdWQgPCAxMDAwMDAwKQo+ICsJZWxzZSBpZiAo YmF1ZCA8IDEwMDAwMDApIHsKPiArCQlpZiAocHJpdi0+cGFydG51bSA9PSBDUDIxMFhfUEFSVE5V TV9DUDIxMDUgJiYKPiArCQkgICAgY3AyMTB4X2ludGVyZmFjZV9udW0oc2VyaWFsKSA9PSAxKQo+ ICsJCQliYXVkID0gY2xhbXAoYmF1ZCwgMjQwMHUsIHByaXYtPm1heF9zcGVlZCk7Cj4gIAkJYmF1 ZCA9IGNwMjEweF9nZXRfYW4yMDVfcmF0ZShiYXVkKTsKCldlIGFscmVhZHkgaGF2ZSBhIGNsYW1w IGluIHBsYWNlIGluIGNwMjEweF9nZXRfYWN0dWFsX3JhdGUoKSBzbyBqdXN0IGFkZAphIHNpbWls YXIgY29uc3RydWN0IHRvIGNwMjEweF9nZXRfYWN0dWFsX3JhdGUoKSBhbmQgYW1lbmQKY3AyMTB4 X2luaXRfbWF4X3NwZWVkKCkgYXMgbmVlZGVkLgoKPiAtCWVsc2UgaWYgKGJhdWQgPiBwcml2LT5t YXhfc3BlZWQpCj4gKwl9IGVsc2UgaWYgKGJhdWQgPiBwcml2LT5tYXhfc3BlZWQpCj4gIAkJYmF1 ZCA9IHByaXYtPm1heF9zcGVlZDsKPiAgCj4gIAlkZXZfZGJnKCZwb3J0LT5kZXYsICIlcyAtIHNl dHRpbmcgYmF1ZCByYXRlIHRvICV1XG4iLCBfX2Z1bmNfXywgYmF1ZCk7CgpKb2hhbgo=