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: [v2] usb: gadget: musb: fix short isoc packets with inventra dma From: Bin Liu Message-Id: <20190130151514.GA3212@uda0271908> Date: Wed, 30 Jan 2019 09:15:14 -0600 To: Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org List-ID: T24gV2VkLCBKYW4gMzAsIDIwMTkgYXQgMDM6NDk6MjZQTSArMDEwMCwgR3JlZyBLcm9haC1IYXJ0 bWFuIHdyb3RlOgo+IE9uIFdlZCwgSmFuIDMwLCAyMDE5IGF0IDA4OjEzOjIxQU0gLTA2MDAsIEJp biBMaXUgd3JvdGU6Cj4gPiBGcm9tOiBQYXVsIEVsZGVyIDxwYXVsLmVsZGVyQGlkZWFzb25ib2Fy ZC5jb20+Cj4gPiAKPiA+IEhhbmRsaW5nIHNob3J0IHBhY2tldHMgKGxlbmd0aCA8IG1heCBwYWNr ZXQgc2l6ZSkgaW4gdGhlIEludmVudHJhIERNQQo+ID4gZW5naW5lIGluIHRoZSBNVVNCIGRyaXZl ciBjYXVzZXMgdGhlIE1VU0IgRE1BIGNvbnRyb2xsZXIgdG8gaGFuZy4gQW4KPiA+IGV4YW1wbGUg b2YgYSBwcm9ibGVtIHRoYXQgaXMgY2F1c2VkIGJ5IHRoaXMgcHJvYmxlbSBpcyB3aGVuIHN0cmVh bWluZwo+ID4gdmlkZW8gb3V0IG9mIGEgVVZDIGdhZGdldCwgb25seSB0aGUgZmlyc3QgdmlkZW8g ZnJhbWUgaXMgdHJhbnNmZXJyZWQuCj4gPiAKPiA+IEZvciBzaG9ydCBwYWNrZXRzIChtb2RlLTAg b3IgbW9kZS0xIERNQSksIE1VU0JfVFhDU1JfVFhQS1RSRFkgbXVzdCBiZQo+ID4gc2V0IG1hbnVh bGx5IGJ5IHRoZSBkcml2ZXIuIFRoaXMgd2FzIHByZXZpb3VzbHkgZG9uZSBpbiBtdXNiX2dfdHgK PiA+IChtdXNiX2dhZGdldC5jKSwgYnV0IGluY29ycmVjdGx5IChhbGwgY3NyIGZsYWdzIHdlcmUg Y2xlYXJlZCwgYW5kIG9ubHkKPiA+IE1VU0JfVFhDU1JfTU9ERSBhbmQgTVVTQl9UWENTUl9UWFBL VFJEWSB3ZXJlIHNldCkuIEZpeGluZyB0aGF0IHByb2JsZW0KPiA+IGFsbG93cyBzb21lIHJlcXVl c3RzIHRvIGJlIHRyYW5zZmVycmVkIGNvcnJlY3RseSwgYnV0IG11bHRpcGxlIHJlcXVlc3RzCj4g PiB3ZXJlIG9mdGVuIHB1dCB0b2dldGhlciBpbiBvbmUgVVNCIHBhY2tldCwgYW5kIGNhdXNlZCBw cm9ibGVtcyBpZiB0aGUKPiA+IHBhY2tldCBzaXplIHdhcyBub3QgYSBtdWx0aXBsZSBvZiA0LiBJ bnN0ZWFkLCBzZXQgTVVTQl9UWENTUl9UWFBLVFJEWQo+ID4gaW4gZG1hX2NvbnRyb2xsZXJfaXJx IChtdXNiaHNkbWEuYyksIGp1c3QgbGlrZSBob3N0IG1vZGUgdHJhbnNmZXJzLgo+ID4gCj4gPiBU aGlzIHRvcGljIHdhcyBvcmlnaW5hbGx5IHRhY2tsZWQgYnkgTmljb2xhcyBCb2ljaGF0IFswXSBb MV0gYW5kIGlzCj4gPiBkaXNjdXNzZWQgZnVydGhlciBhdCBbMl0gYXMgcGFydCBvZiBoaXMgR1Nv QyBwcm9qZWN0IFszXS4KPiA+IAo+ID4gWzBdIGh0dHBzOi8vZ3JvdXBzLmdvb2dsZS5jb20vZm9y dW0vP2hsPWVuIyF0b3BpYy9iZWFnbGVib2FyZC1nc29jL2s4QXp3ZnA3NUNVCj4gPiBbMV0gaHR0 cHM6Ly9naXRvcmlvdXMub3JnL2JlYWdsZWJvYXJkLXVzYnNuaWZmZXIvYmVhZ2xlYm9hcmQtdXNi c25pZmZlci1rZXJuZWwvY29tbWl0L2IwYmUzYjZjYzE5NWJhNzMyMTg5YjA0ZjFkNDNlYzg0M2Mz ZTU0Yzk/cD1iZWFnbGVib2FyZC11c2JzbmlmZmVyOmJlYWdsZWJvYXJkLXVzYnNuaWZmZXIta2Vy bmVsLmdpdDthPXBhdGNoO2g9YjBiZTNiNmNjMTk1YmE3MzIxODliMDRmMWQ0M2VjODQzYzNlNTRj OQo+ID4gWzJdIGh0dHA6Ly9iZWFnbGVib2FyZC11c2JzbmlmZmVyLmJsb2dzcG90LmNvbS8yMDEw LzA3L211c2ItaXNvY2hyb25vdXMtdHJhbnNmZXJzLWZpeGVkLmh0bWwKPiA+IFszXSBodHRwOi8v ZWxpbnV4Lm9yZy9CZWFnbGVCb2FyZC9HU29DL1VTQlNuaWZmZXIKPiA+IAo+ID4gRml4ZXM6IDU1 MGE3Mzc1ZmU3MiAoIlVTQjogQWRkIE1VU0IgYW5kIFRVU0Igc3VwcG9ydCIpCj4gPiBTaWduZWQt b2ZmLWJ5OiBQYXVsIEVsZGVyIDxwYXVsLmVsZGVyQGlkZWFzb25ib2FyZC5jb20+Cj4gPiBTaWdu ZWQtb2ZmLWJ5OiBCaW4gTGl1IDxiLWxpdUB0aS5jb20+Cj4gPiBDYzogc3RhYmxlIDxzdGFibGVA dmdlci5rZXJuZWwub3JnPgo+ID4gLS0tCj4gPiB2MjogYWRkIEZpeGVzIHRhZy4KPiAKPiBJIGFk ZGVkIGEgc3RhYmxlIHRhZyBzbyB0aGF0IHlvdSBnZXQgbm90aWZpZWQgYnkgbXkgc2NyaXB0cyBp Zi93aGVuIGl0Cj4gZmFpbHMgdG8gYXBwbHkuICBPdGhlcndpc2UgU2FzaGEncyBzY3JpcHRzIGFy ZSBnb2luZyB0byB0cnkgdG8gZXZhbHVhdGUKPiBpdCBhbmQgZGV0ZXJtaW5lIGlmIHRoaXMgbmVl ZHMgdG8gYmUgYmFja3BvcnRlZCBvciBub3QsIGFuZCB3ZSBhbHJlYWR5Cj4ga25vdyB0aGF0IGl0 IGRvZXMgbmVlZCB0byBiZSwgc28gbGV0J3Mgbm90IHdhc3RlIHRoZWlyIHRpbWUuCgpTb3VuZHMg Z29vZC4gVGhhbmtzLgoKSSB0cmFjayB0aG9zZSBtdXNiIHBhdGNoZXMgd2hpY2ggcmVxdWlyZSBt YW51YWwgYmFja3BvcnQgLSBpdCBkb2Vzbid0CmhhcHBlbiB2ZXJ5IG9mdGVuLiBCdXQgc2luY2Ug WW91IGFuZCBTYXNoYSBhbHJlYWR5IGhhdmUgYW4gYXV0b21hdGlvbiB0bwp0YWtlIGNhcmUgb2Yg dGhlIHRhc2tzLCBJIGZyb20gbm93IG9uIHdpbGwgYWRkICdjYzogc3RhYmxlJyB3aGVuZXZlcgph cHBsaWNhYmxlIGFuZCBsZXQgdGhlIHNjcmlwdHMgdG8gYWxlcnQgbWUgd2hlbiBhbnkgYWN0aW9u IGlzIG5lZWRlZC4KClJlZ2FyZHMsCi1CaW4uCg==