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: [v5,2/3] dmaengine: mediatek: Add MediaTek High-Speed DMA controller for MT7622 and MT7623 SoC From: Vinod Koul Message-Id: <20180301125649.GH15443@localhost> Date: Thu, 1 Mar 2018 18:26:49 +0530 To: Sean Wang Cc: dan.j.williams@intel.com, robh+dt@kernel.org, mark.rutland@arm.com, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Randy Dunlap , Fengguang Wu , Julia Lawall List-ID: T24gVGh1LCBNYXIgMDEsIDIwMTggYXQgMDY6Mjc6MDFQTSArMDgwMCwgU2VhbiBXYW5nIHdyb3Rl Ogo+IE9uIFRodSwgMjAxOC0wMy0wMSBhdCAxMzo1MyArMDUzMCwgVmlub2QgS291bCB3cm90ZToK PiA+IE9uIFN1biwgRmViIDE4LCAyMDE4IGF0IDAzOjA4OjMwQU0gKzA4MDAsIHNlYW4ud2FuZ0Bt ZWRpYXRlay5jb20gd3JvdGU6Cj4gPiAKPiA+ID4gQEAgLTAsMCArMSwxMDU0IEBACj4gPiA+ICsv LyBTUERYLUxpY2Vuc2UtSWRlbnRpZmllcjogR1BMLTIuMAo+ID4gLy8gQ29weXJpZ2h0IC4uLgo+ ID4gCj4gPiBUaGUgY29weXJpZ2h0IGxpbmUgbmVlZHMgdG8gZm9sbG93IFNQRFggdGFnIGxpbmUK PiA+IAo+IAo+IG9rYXksIEkgd2lsbCBtYWtlIGl0IHJlb3JkZXIgYW5kIGJlIHNvbWV0aGluZyBs aWtlIHRoYXQKPiAKPiAvLyBTUERYLUxpY2Vuc2UtSWRlbnRpZmllcjogR1BMLTIuMAo+IC8qCj4g ICogQ29weXJpZ2h0IChjKSAyMDE3LTIwMTggTWVkaWFUZWsgSW5jLgo+ICAqIEF1dGhvcjogU2Vh biBXYW5nIDxzZWFuLndhbmdAbWVkaWF0ZWsuY29tPgo+ICAqCj4gICogRHJpdmVyIGZvciBNZWRp YVRlayBIaWdoLVNwZWVkIERNQSBDb250cm9sbGVyCj4gICoKPiAgKi8KCkl0IG5lZWRzIHRvIGJl OgoKLy8gU1BEWC1MaWNlbnNlLUlkZW50aWZpZXI6IEdQTC0yLjAKLy8gQ29weXJpZ2h0IChjKSAy MDE3LTIwMTggTWVkaWFUZWsgSW5jLgoKLyoKICogd2hhdGV2ZXIgZWxzZSB5b3Ugd2FudAogKi8K ClRoZSBmaXJzdCB0d28gbGluZXMgYXJlIGluIEM5OSBzdHlsZSBjb21tZW50IGFuZCBuZWVkIHRv IGhhdmUgU1BEWCB0YWcgYW5kCkNvcHlyaWdodCBpbmZvCgo+IHRoZSBwb2ludCBpcyBJIGxlYXJu ZWQgZnJvbSBvdGhlciBzdWJzeXN0ZW0gbWFrZXMgdGhlIGRyaXZlciBuYW1lIGJlCj4gc2FtZSB3 aXRoIHRoZSBtb2R1bGUgbmFtZSB3aXRoIEtCVUlMRF9NT0ROQU1FLgo+IAo+IElmIHlvdSByZWFs bHkgZG9uJ3QgbGlrZSBpdCwgSSBjYW4ganVzdCBjaGFuZ2UgaXQgaW50byAKPiAKPiAjZGVmaW5l IE1US19ETUFfREVWICJtdGstaHNkbWEiCgpJdCBpcyB1c2VkIG9ubHkgb25jZSwgd2h5IG5vdCB1 c2UgS0JVSUxEX01PRE5BTUUgZGlyZWN0bHk/Cgo+IAo+ID4gPiArCj4gPiA+ICsjZGVmaW5lIE1U S19IU0RNQV9VU0VDX1BPTEwJCTIwCj4gPiA+ICsjZGVmaW5lIE1US19IU0RNQV9USU1FT1VUX1BP TEwJCTIwMDAwMAo+ID4gPiArI2RlZmluZSBNVEtfSFNETUFfRE1BX0JVU1dJRFRIUwkJQklUKERN QV9TTEFWRV9CVVNXSURUSF9VTkRFRklORUQpCj4gPiAKPiA+IFVuZGVmaW5lZCBidXN3aWR0aD8/ Cgo/PwoKPiA+ID4gKy8qKgo+ID4gPiArICogc3RydWN0IG10a19oc2RtYV9wZGVzYyAtIFRoaXMg aXMgdGhlIHN0cnVjdCBob2xkaW5nIGluZm8gZGVzY3JpYmluZyBwaHlzaWNhbAo+ID4gPiArICoJ CQkgICAgZGVzY3JpcHRvciAoUEQpIGFuZCBpdHMgcGxhY2VtZW50IG11c3QgYmUga2VwdCBhdAo+ ID4gPiArICoJCQkgICAgNC1ieXRlcyBhbGlnbm1lbnQgaW4gbGl0dGxlIGVuZGlhbiBvcmRlci4K PiA+ID4gKyAqIEBkZXNjWzEtNF06CQkgICAgVGhlIGNvbnRyb2wgcGFkIHVzZWQgdG8gaW5kaWNh dGUgaGFyZHdhcmUgaG93IHRvCj4gPiAKPiA+IHBscyBhbGlnbiB0byA4MGNoYXIgb3IgbGVzc2Vy Cj4gPiAKPiAKPiB3ZWlyZCwgaXQgc2VlbXMgdGhlIGxpbmUgaXMgYWxyZWFkeSB3aXRoIDgwIGNo YXIgYW5kIHBhc3MgdGhlCj4gY2hlY2twYXRjaC5wbC4gb3IgZG8gSSBtaXN1bmRlcnN0YW5kIHNv bWV0aGluZyA/CgpPa2F5IHBsZWFzZSBjaGVjay4gV2l0aCB0ZXh0IGl0IGhlbHBzIHRvIHdyYXAg YmVmb3JlIHRoYXQKCj4gPiA+ICsJLyoKPiA+ID4gKwkgKiBVcGRhdGluZyBpbnRvIGhhcmR3YXJl IHRoZSBwb2ludGVyIG9mIFRYIHJpbmcgbGV0cyBIU0RNQSB0byB0YWtlCj4gPiA+ICsJICogYWN0 aW9uIGZvciB0aG9zZSBwZW5kaW5nIFBEcy4KPiA+ID4gKwkgKi8KPiA+ID4gKwltdGtfZG1hX3dy aXRlKGhzZG1hLCBNVEtfSFNETUFfVFhfQ1BVLCByaW5nLT5jdXJfdHB0cik7Cj4gPiA+ICsKPiA+ ID4gKwlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZoc2RtYS0+bG9jaywgZmxhZ3MpOwo+ID4gPiAr Cj4gPiA+ICsJcmV0dXJuICFodmQtPmxlbiA/IDAgOiAtRU5PU1BDOwo+ID4gCj4gPiB5b3UgYWxy ZWFkeSB3cm90ZSBhbmQgc3RhcnRlZCB0eG4sIHNvIHdoeSB0aGlzPwo+ID4gCj4gCj4gaXQncyBw b3NzaWJsZSBqdXN0IHBhcnRpYWwgdmlydHVhbCBkZXNjcmlwdG9yIGZpdHMgaW50byBoYXJkd2Fy ZSBhbmQKPiB0aGVuIHJldHVybiAtRU5PU1BDLiBBbmQgaXQgd2lsbCBzdGFydCBpdCB0byBjb21w bGV0ZSB0aGUgcmVtYWluaW5nIHBhcnQKPiBhcyBzb29uIGFzIHBvc3NpYmxlIHdoZW4gc29tZSBy b29tcyBpcyBiZWluZyBmcmVlZC4KCkVpdGhlciB3YXlzIHlvdSBoYXZlIGlzc3VlZCB0aGUgZGVz Y3JpcHRvciwgc28geW91IHN1Y2NlZWQgcmlnaHQ/Cgo+ID4gc2hvdWxkbid0IHdlIGNoZWNrIGlm IG5leHQgaXMgaW4gcmFuZ2UsIHdlIGNhbiBjcmFzaCBpZiB3ZSBnZXQgYmFkIHZhbHVlCj4gPiBm cm9tIGhhcmR3YXJlLi4KPiAKPiBva2F5LCB0aGVyZSBhcmUgY2hlY2tzIGZvciBuZXh0IHdpdGgg ZGRvbmUgYml0IGNoZWNrIGFuZCBudWxsIGNoZWNrIGluCj4gdGhlIGNvcnJlc3BvbmRpbmcgZGVz Y3JpcHRvciBhcyB0aGUgZm9sbG93aW5nLgoKd2hhdCBpZiB5b3UgZ2V0IGJhZCBuZXh0IHZhbHVl Cgo+IAo+ID4gPiArCQlyeGQgPSAmcGMtPnJpbmcucnhkW25leHRdOwoKcmVzdWx0aW5nIGluIGJh ZCByZWYgaGVyZQo=