From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sowjanya Komatineni Subject: RE: [PATCH V2 3/4] i2c: tegra: Add DMA Support Date: Fri, 25 Jan 2019 21:11:54 +0000 Message-ID: References: <1548363113-25969-1-git-send-email-skomatineni@nvidia.com> <1548363113-25969-3-git-send-email-skomatineni@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Dmitry Osipenko , "thierry.reding@gmail.com" , Jonathan Hunter , Mantravadi Karthik , Shardar Mohammed , Timo Alho Cc: "linux-tegra@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-i2c@vger.kernel.org" List-Id: linux-tegra@vger.kernel.org DQoNCj4gPj4+ICsJaWYgKGkyY19kZXYtPmhhc19kbWEpIHsNCj4gPj4+ICsJCXJldCA9IHRlZ3Jh X2kyY19pbml0X2RtYV9wYXJhbShpMmNfZGV2LCB0cnVlKTsNCj4gPj4+ICsJCWlmIChyZXQgPT0g LUVQUk9CRV9ERUZFUikNCj4gPj4+ICsJCQlnb3RvIGRpc2FibGVfZGl2X2NsazsNCj4gPj4+ICsJ CXJldCA9IHRlZ3JhX2kyY19pbml0X2RtYV9wYXJhbShpMmNfZGV2LCBmYWxzZSk7DQo+ID4+PiAr CQlpZiAocmV0ID09IC1FUFJPQkVfREVGRVIpDQo+ID4+PiArCQkJZ290byBkaXNhYmxlX2Rpdl9j bGs7DQo+ID4+DQo+ID4+IFNvIHRlZ3JhX2kyY19pbml0X2RtYV9wYXJhbSgpIGNvdWxkIGZhaWws IHByaW50aW5nIGEgZXJyb3IgbWVzc2FnZSwgYW5kIHByb2JlIHdpbGwgc3VjY2VlZD8gSWYgYWxs b2NhdGlvbiBmYWlscyBkdXJpbmcgdGhlIGRyaXZlcidzIHByb2JlLCB0aGVuIGp1c3QgZmFpbCB0 aGUgcHJvYmUuIFBsZWFzZSBnaXZlIHRoZSByYXRpb25hbGUuDQo+ID4gDQo+ID4gSWYgQVBCIERN QSBwcm9iZSBkb2VzbuKAmXQgaGFwcGVuIHByaW9yIHRvIHRlZ3JhIGkyYywgRE1BIGlzIG5vdCBh dmFpbGFibGUgYnkgdGhlIHRpbWUgdGVncmFfaW5pdF9kbWFfcGFyYW0gdHJpZXMgdG8gcmVxdWVz dCBzbGF2ZSBjaGFubmVsIGFuZCBpbiB0aG9zZSBjYXNlcyBkbWFfcmVxdWVzdF9zbGF2ZV9jaGFu bmVsX3JlYXNvbiB3aWxsIHJldHVybiBFUFJPQkVfREVGRVIgZm9yIHRlZ3JhIEkyQyBwcm9iZSB0 byByZXRyeQ0KPiA+IA0KPiA+IEluIGNhc2UgaWYgRE1BIGlzIGF2YWlsYWJsZSBidXQgRE1BIGJ1 ZmZlciBhbGxvY2F0aW9uIGZhaWxzLCB0aGVuIHRlZ3JhX2kyY19pbml0X2RtYV9wYXJhbSByZXR1 cm5zIEVOT01FTSBhbmQgcHJvYmUgYWxzbyBmYWlscyByZXR1cm5pbmcgc2FtZSBFTk9NRU0NCj4N Cj4gSXMgdGhhdCB3aGF0IHlvdSdyZSBnb2luZyB0byBjaGFuZ2UgaW4gdGhlIG5leHQgdmVyc2lv bj8gWW91ciBjdXJyZW50IHZhcmlhbnQgb2YgdGhlIGNvZGUgZG9lc24ndCBmYWlsIHRoZSBwcm9i ZSBvbiBFTk9NRU0gYW5kIHRoZXJlIGlzIGR1cGxpY2F0ZWQgYXR0ZW1wdCB0byBpbnZva2UgdGVn cmFfaTJjX2luaXRfZG1hX3BhcmFtKCkgZHVyaW5nIHRoZSB0cmFuc2Zlci4NCg0KU29ycnkgY29y cmVjdGlvbiB0byBteSBwcmV2aW91cyByZXBseS4gIElmIERNQSBidWZmZXIgYWxsb2NhdGlvbiBm YWlscywgdGVncmFfaTJjX2luaXRfZG1hX3BhcmFtIHJldHVybnMgRU5PTUVNIGJ1dCBwcm9iZSB3 aWxsIHN1Y2NlZWQgYXMgaTJjIHRyYW5zYWN0aW9uIG5lZWQgdG8gaGFwcGVuIGR1cmluZyAgYm9v dCBmb3Igc29tZSBwbGF0Zm9ybSBkZXZpY2UgcHJvZ3JhbW1pbmcgZm9yIHN1Y2Nlc3NmdWwgYm9v dCBhbmQgdGhleSB1c2UgUElPIG1vZGUgYXMgeGZlciBieXRlcyBpcyBsZXNzIGFuZCBkZWZlcnJp bmcgaTJjIHByb2JlIGZvciBFTk9NRU0gY2F1c2VzIGJvb3QgdG8gZmFpbCBzbyBkdXJpbmcgcHJv YmUgRVBST0JFX0RFRkVSIGlzIG9ubHkgdGFrZW4gY2FyZS4NCg0KUmUtYXR0ZW1wdCBvZiB0ZWdy YV9pMmNfaW5pdF9kbWFfcGFyYW0gaW4geGZlciBoYXBwZW5zIG9ubHkgaWYgbm8gc3VjY2Vzc2Z1 bCBETUEgY2hhbm5lbCBhbGxvY2F0aW9uIGhhcHBlbnMgcHJpb3IgdG8gdGhhdCAoIGR1cmluZyBw cm9iZSBpbiBjYXNlIG9mIEVOT01FTSkuDQpETUEgbW9kZSBpcyBtYWlubHkgZm9yIGxhcmdlIHRy YW5zZmVyLCBhbmQgaTJjIHhmZXIgcmV0dXJuaW5nIGZhaWx1cmUgZHVlIHRvIGZhaWxpbmcgRE1B IGJ1ZmZlciBhbGxvY2F0aW9uIGNhdXNlcyBib290IHRvIGhhbmcgYXMgcGxhdGZvcm0gZGV2aWNl IHByb2dyYW1taW5nIG5lZWQgdG8gaGFwcGVuIHdoaWNoIGRvZXNu4oCZdCBuZWVkIHRvIHVzZSBE TUEuDQpXaWxsIGZpeCB0aGlzIGFuZCB3aWxsIHNlbmQgdXBkYXRlZCBwYXRjaCB0byByZWF0dGVt cHQgRE1BIHJlcXVlc3QgYW5kIGJ1ZmZlciBhbGxvY2F0aW9uIGR1cmluZyBETUEgbW9kZSB0cmFu c2ZlciBhbmQgd2lsbCByZXR1cm4gZmFpbCBmb3IgRE1BIG1vZGUgSTJDIHRyYW5zZmVyLi4uDQoN ClRoYW5rcw0KU293amFueWENCg==