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: [v3] usb: dwc2: gadget: Add scatter-gather mode From: Minas Harutyunyan Message-Id: <410670D7E743164D87FA6160E7907A56013A7EC7F2@am04wembxa.internal.synopsys.com> Date: Mon, 18 Mar 2019 10:32:42 +0000 To: Andrzej Pietrasiewicz , Minas Harutyunyan , Marek Szyprowski , "linux-usb@vger.kernel.org" Cc: Greg Kroah-Hartman , Felipe Balbi , Bartlomiej Zolnierkiewicz , "kernel@collabora.com" List-ID: SGkgQW5kcnplaiwKCk9uIDMvMTUvMjAxOSAzOjMyIFBNLCBBbmRyemVqIFBpZXRyYXNpZXdpY3og d3JvdGU6Cj4gSGkgYWdhaW4sCj4gCj4gc29ycnkgZm9yIGxvbmcgbGluZXMuIFJlZm9ybWF0dGVk IG5vdy4KPiAKPiBIaSBNaW5hcywKPiAKPiAKPiBXIGRuaXUgMTIuMDMuMjAxOSBvwqAwODo1NCwg TWluYXMgSGFydXR5dW55YW4gcGlzemU6Cj4+IEhpLAo+Pgo+PiBTQiBDViBNU0MgdGVzdHMgZmFp bGVkIHN0YXJ0aW5nIGZyb20gVGVzdCBDYXNlIDYgd2l0aCBCTkEgaW50ZXJydXB0IG9uCj4+IGVw MWluLiBJdCdzIGZpcnN0IEJVTEsgSU4gdHJhbnNhY3Rpb24gYWZ0ZXIgR0VUIE1BWExVTi4KPj4K PiAKPiBUaGFuayB5b3UgZm9yIHJlcG9ydGluZy4KPiAKPiBJIGJpc2VjdGVkIGFuZCBpZGVudGlm aWVkIG15IG93bgo+IAo+IGNvbW1pdCAxMDIwOWFiZTg3ZjVlYmZkNDgyYTAwMzIzZjUyMzZkNjA5 NGQwODY1Cj4gQXV0aG9yOiBBbmRyemVqIFBpZXRyYXNpZXdpY3ogPGFuZHJ6ZWoucEBzYW1zdW5n LmNvbT4KPiBEYXRlOsKgwqAgTW9uIEphbiAyMSAxNDo0NDo0NyAyMDE5ICswMTAwCj4gCj4gICDC oMKgwqAgdXNiOiBkd2MyOiBnYWRnZXQ6IEFkZCBzY2F0dGVyLWdhdGhlciBtb2RlCj4gCj4gYXMg dGhlIG9uZSBpbnRyb2R1Y2luZyB0aGUgcmVncmVzc2lvbi4KPiAKPiBBdCB0aGlzIG1vbWVudCBJ IGRvbid0IGtub3cgaG93IHRvIGZpeCBpdC4gSSB3aWxsIGxva2sgaW50byBpdCBuZXh0IHdlZWsu Cj4gCj4gQGNvbGxlYWd1ZXMgZnJvbSBTYW1zdW5nOiBjYW4geW91IGhhdmUgYSBsb29rIGF0IHRo ZSA0NDEyIGRhdGFzaGVldAo+IGFuZCB2ZXJpZnkgdGhhdCBpbiB0aGlzIHBhdGNoIGFsbCBiaXRz IGFyZSBwcm9wZXJseSBzZXQgZm9yCj4gc2NhdHRlci1nYXRoZXIgbW9kZT8KPiAKPiAKPiBBbmRy emVqCj4gCj4gUFMuIEBNaW5hczogSXMgdGhlcmUgYW55IHJlbGlhYmxlIHdheSB0byBzd2l0Y2gg YmFjayBhbmQgZm9ydGggYmV0d2Vlbgo+IHJ1bm5pbmcgQ1Ygc29mdHdhcmUgYW5kIHJlZ3VsYXIg dXNhZ2Ugb2YgVVNCPyBXaGF0IGFuIGFnZ3Jlc3NpdmUgcGllY2UKPiBvZiBzb2Z0d2FyZSB0aGUg VVNCIDMgR2VuIFggQ29tbWFuZCBWZXJpZmllciBpcyEgSXRzIGluc3RhbGxlciB3YXJucwo+ICJu b3QgdG8gcnVuIHRoZSBhcHBsaWNhdGlvbiIgaW4gY2FzZSB5b3UgdXNlIGRldmljZXMgY29ubmVj dGVkIHRvIHRoZSBjaG9zZW4KPiBIb3N0IENvbnRyb2xsZXIgYmVjYXVzZSBpdCB3aWxsIHRha2Ug b3ZlciB0aGF0IEhDLiBJIHRob3VnaHQgdGhpcwo+IHJlZmVycmVkIHRvCj4gdGhlIGFwcGxpY2F0 aW9uIGJlaW5nIGluc3RhbGxlZCBhbmQgdGhhdCBhcyBsb25nIEkgZGlkbid0IHJ1biB0aGUgdGVz dHMKPiAoaS5lLiB0aGUgaW5zdGFsbGVkIGFwcGxpY2F0aW9uKSBldmVyeXRoaW5nIHdvdWxkIGJl IGZpbmUuIEhvdyB3cm9uZyBJIHdhcyEKPiBUaGUgd2FybmluZyBzaG91bGQgaGF2ZSBjbGVhcmx5 IGluZGljYXRlZCB0aGF0IGl0IHJlZmVycyB0byB0aGUKPiBpbnN0YWxsZXIgaXRzZWxmIQo+IEkg d2FzIHRoZW4gdW5hYmxlIHRvIHVzZSBrZXlib2FyZC9tb3VzZSBjb25uZWN0ZWQgdG8gdGhlIGRv Y2tpbmcgc3RhdGlvbgo+IGV2ZW4gaWYgSSB1bmluc3RhbGxlZCB0aGUgQ1Ygc29mdHdhcmUuIEkg dXNlIExpbnV4IDk5JSBvZiB0aGUgdGltZSwgYnV0Cj4gZm9yIHRoZQo+IHJlbWFpbmluZyAxJSBJ IHdhbnQgbXkgV2luZG93cyBpbnN0YWxsYXRpb24gdG8gYmUgd29ya2luZywgSSBkb24ndCBrbm93 IGhvdwo+IHRvIHJlcGFpciBXaW5kb3dzLiBJIHNvbWVob3cgbWFuYWdlZCB0byByZWNvdmVyIGJ1 dCBJIGFtIG5vdCBnb2luZyB0bwo+IGluc3RhbGwgdGhpcyBvbiBteSBsYXB0b3AgYWdhaW4uIEkg bWFuYWdlZCB0byBnZXQgc29tZSBvdGhlciBsYXB0b3Agd2hpY2gKPiBpcyBub3QgdXNlZCB3aXRo IGEgZG9ja2luZyBzdGF0aW9uLCBidXQgc3RpbGwgd2l0aCB0aGlzIHNvZnR3YXJlIGl0IGlzCj4g YmVzdCB0byBoYXZlCj4gYSBkZWRpY2F0ZWQgbWFjaGluZSBvbmx5IGZvciB0aGF0IHB1cnBvc2Uu IE1heWJlIGl0IGlzIHRoZSBXaW5kb3dzIGl0c2VsZgo+IGFuZCB0aGUgYXBwbGljYXRpb24gaXMg aW1wbGVtZW50ZWQgdGhlIG9ubHkgcG9zc2libGUgd2F5LCBJIGRvbid0IGtub3cuCj4gClllcywg dXNpbmcgcGVyc29uYWwgbGFwdG9wIGZvciBVU0IgQ1YgdGVzdGluZyBpcyBub3QgZ29vZCBpZGVh LiBXZSB1c2UgCmxhYiBtYWNoaW5lIGZvciB0aGlzIGtpbmQgb2YgdGVzdGluZy4KClRoYW5rcywK TWluYXMK