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: Don't disable Latency tolerance Messaging (LTM) before port reset From: Greg Kroah-Hartman Message-Id: <20180301115621.GA30582@kroah.com> Date: Thu, 1 Mar 2018 12:56:21 +0100 To: Mathias Nyman Cc: stern@rowland.harvard.edu, linux-usb@vger.kernel.org List-ID: T24gVGh1LCBNYXIgMDEsIDIwMTggYXQgMDE6MTU6MjhQTSArMDIwMCwgTWF0aGlhcyBOeW1hbiB3 cm90ZToKPiBEaXNhYmluZyBMYXRlbmN5IFRvbGVyYW5jZSBNZXNzYWdpbmcgYmVmb3JlIHBvcnQg cmVzZXQgaXMgdW5uZWNlc3NhcnkuCj4gTFRNIGlzIGF1dG9tYXRpY2FsbHkgZGlzYWJsZWQgYXQg cG9ydCByZXNldC4KPiAKPiBJZiBob3N0IGNhbid0IGNvbW11bmljYXRlIHdpdGggdGhlIGRldmlj ZSB0aGUgTFRNIG1lc3NhZ2Ugd2lsbCBmYWlsLCBhbmQKPiB0aGUgaHViIGRyaXZlciB3aWxsIHVu bmVjZXNzYXJpbHkgZG8gYSBsb2dpY2FsIGRpc2Nvbm5lY3QuCj4gQnJva2VuIGNvbW11bmljYXRp b24gaXMgb2Z0ZXIgdGhlIHJlYXNvbiBmb3IgYSByZXNldCBpbiB0aGUgZmlyc3QgcGxhY2UuCj4g Cj4gQWRkaXRpb25hbGx5IHdlIGNhbid0IGd1YXJhbnRlZSBkZXZpY2UgaXMgaW4gYSBjb25maWd1 cmVkIHN0YXRlLAo+IGVwZWNpYWxseSBpbiByZXNldC1yZXN1bWUgY2FzZSB3aGVuIHJvb3QgaHVi IGxvc3QgcG93ZXIuCj4gTFRNIGNhbid0IGJlIG1vZGlmaWVkIHVubGVzcyBkZXZpY2UgaXMgaW4g YSBjb25maWd1cmVkIHN0YXRlLgo+IAo+IEp1c3QgcmVtb3ZlIExUTSBkaXNhYmxpbmcgYmVmb3Jl IHBvcnQgcmVzZXQuCj4gCj4gRGV0YWlscyBhYm91dCBMVE0gYW5kIHBvcnQgcmVzZXQgaW4gVVNC IDMgc3BlY2lmaWNhdGlvbjoKPiAKPiBVU0IgMyBzcGVjIHNlY3Rpb24gOS40LjUKPiAiVGhlIExU TSBFbmFibGUgZmllbGQgY2FuIGJlIG1vZGlmaWVkIGJ5IHRoZSBTZXRGZWF0dXJlKCkgYW5kCj4g Q2xlYXJGZWF0dXJlKCkgcmVxdWVzdHMgdXNpbmcgdGhlIExUTV9FTkFCTEUgZmVhdHVyZSBzZWxl Y3Rvci4KPiBUaGlzIGZpZWxkIGlzIHJlc2V0IHRvIHplcm8gd2hlbiB0aGUgZGV2aWNlIGlzIHJl c2V0LiIKPiAKPiBVU0IgMyBzcGVjIHNlY3Rpb24gOS40LjEKPiAiVGhlIGRldmljZSBzaGFsbCBw cm9jZXNzIGEgQ2xlYXIgRmVhdHVyZSAoVTFfRW5hYmxlIG9yIFUyX0VuYWJsZSBvcgo+IExUTV9F bmFibGUpIG9ubHkgaWYgdGhlIGRldmljZSBpcyBpbiB0aGUgY29uZmlndXJlZCBzdGF0ZS4iCj4g Cj4gU2lnbmVkLW9mZi1ieTogTWF0aGlhcyBOeW1hbiA8bWF0aGlhcy5ueW1hbkBsaW51eC5pbnRl bC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvdXNiL2NvcmUvaHViLmMgfCAxMiArKystLS0tLS0tLS0K PiAgMSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgOSBkZWxldGlvbnMoLSkKCklzIHRo aXMgY2F1c2luZyBwcm9ibGVtcyBub3cgc3VjaCB0aGF0IHdlIHNob3VsZCBnZXQgdGhpcyB0byBv bGRlcgprZXJuZWxzIGFzIHdlbGw/Cgp0aGFua3MsCgpncmVnIGstaAotLS0KVG8gdW5zdWJzY3Jp YmUgZnJvbSB0aGlzIGxpc3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vic2NyaWJlIGxpbnV4LXVzYiIg aW4KdGhlIGJvZHkgb2YgYSBtZXNzYWdlIHRvIG1ham9yZG9tb0B2Z2VyLmtlcm5lbC5vcmcKTW9y ZSBtYWpvcmRvbW8gaW5mbyBhdCAgaHR0cDovL3ZnZXIua2VybmVsLm9yZy9tYWpvcmRvbW8taW5m by5odG1sCg==