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: [RFC,v3,5/7] dmaengine: Add Synopsys eDMA IP PCIe glue-logic From: Andy Shevchenko Message-Id: <20190119154522.GD9170@smile.fi.intel.com> Date: Sat, 19 Jan 2019 17:45:22 +0200 To: Gustavo Pimentel Cc: "linux-pci@vger.kernel.org" , "dmaengine@vger.kernel.org" , Vinod Koul , Dan Williams , Eugeniy Paltsev , Russell King , Niklas Cassel , Lorenzo Pieralisi , Joao Pinto , Jose Abreu , Luis Oliveira , Vitor Soares , Nelson Costa , Pedro Sousa List-ID: T24gVHVlLCBKYW4gMTUsIDIwMTkgYXQgMTI6NDg6MzRQTSArMDAwMCwgR3VzdGF2byBQaW1lbnRl bCB3cm90ZToKPiBPbiAxNS8wMS8yMDE5IDA1OjQzLCBBbmR5IFNoZXZjaGVua28gd3JvdGU6Cj4g PiBPbiBNb24sIEphbiAxNCwgMjAxOSBhdCAxMTozODowMkFNICswMDAwLCBHdXN0YXZvIFBpbWVu dGVsIHdyb3RlOgo+ID4+IE9uIDExLzAxLzIwMTkgMTk6NDcsIEFuZHkgU2hldmNoZW5rbyB3cm90 ZToKPiA+Pj4gT24gRnJpLCBKYW4gMTEsIDIwMTkgYXQgMDc6MzM6NDFQTSArMDEwMCwgR3VzdGF2 byBQaW1lbnRlbCB3cm90ZToKCj4gPj4+PiArc3RhdGljIGJvb2wgZGlzYWJsZV9tc2l4Owo+ID4+ Pj4gK21vZHVsZV9wYXJhbShkaXNhYmxlX21zaXgsIGJvb2wsIDA2NDQpOwo+ID4+Pj4gK01PRFVM RV9QQVJNX0RFU0MoZGlzYWJsZV9tc2l4LCAiRGlzYWJsZSBNU0ktWCBpbnRlcnJ1cHRzIik7Cj4g Pj4+Cj4gPj4+IFdoeT8hCj4gPj4+IFdlIGFyZSBubyBhbGxvdyBuZXcgbW9kdWxlIHBhcmFtZXRl cnMgd2l0aG91dCB2ZXJ5IHN0cm9uZyBhcmd1bWVudHMuCj4gPj4KPiA+PiBTaW5jZSB0aGlzIGlz IGEgcmVmZXJlbmNlIGRyaXZlciBhbmQgbWlnaHQgYmUgdXNlZCB0byB0ZXN0IGN1c3RvbWl6ZWQg SFcKPiA+PiBzb2x1dGlvbnMsIEkgYWRkZWQgdGhpcyBwYXJhbWV0ZXIgdG8gYWxsb3cgdGhlIHBv c3NpYmlsaXR5IHRvIHRlc3QgdGhlIHNvbHV0aW9uCj4gPj4gZm9yY2luZyB0aGUgTVNJIGZlYXR1 cmUgYmluZGluZy4gVGhpcyBpcyByZXF1aXJlZCBzcGVjaWFsbHkgaWYgd2hvIHdpbGwgdGVzdAo+ ID4+IHRoaXMgc29sdXRpb24gaGFzIGEgUm9vdCBDb21wbGV4IHdpdGggYm90aCBmZWF0dXJlcyBh dmFpbGFibGUgKE1TSSBhbmQgTVNJLVgpLAo+ID4+IGJlY2F1c2UgdGhlIEtlcm5lbCB3aWxsIGdp dmUgYWx3YXlzIHByZWZlcmVuY2UgdG8gTVNJLVggYmluZGluZyAoYXNzdW1pbmcgdGhhdAo+ID4+ IHRoZSBFUCBoYXMgYWxzbyBib3RoIGZlYXR1cmVzIGF2YWlsYWJsZSkuCj4gPiAKPiA+IFllcywg eW91IG1heSBkbyBpdCBmb3IgdGVzdGluZyBwdXJwb3NlcywgYnV0IGl0IGRvZXNuJ3QgZml0IHRo ZSBrZXJuZWwgc3RhbmRhcmRzLgo+IAo+IE9rLCBidXQgaG93IHNob3VsZCBJIHByb2NlZWQ/IE1h eSBJIGxlYXZlIGl0IG9yIHN1YnN0aXR1dGUgYnkgYW5vdGhlciB3YXkgdG8gZG8KPiBpdD8gSWYg c28sIGhvdz8KPiBBcyBJIHNhaWQsIHRoZSBpbnRlbmRlZCBpcyB0byBiZSBvbmx5IHVzZWQgZm9y IHRoaXMgdGVzdCBjYXNlLCBvbiBub3JtYWwKPiBvcGVyYXRpb24gdGhlIHBhcmFtZXRlciBpdCBz aG91bGQgYmUgYWx3YXlzIGZhbHNlLgoKS2VlcCBvdXQtb2YtdHJlZSBwYXRjaCBmb3IgeW91ciBu ZWVkcy4KCj4gPj4+PiArCWlmICghcGRhdGEpIHsKPiA+Pj4+ICsJCWRldl9lcnIoZGV2LCAiJXMg bWlzc2luZyBkYXRhIHN0cnVjdHVyZVxuIiwgcGNpX25hbWUocGRldikpOwo+ID4+Pj4gKwkJcmV0 dXJuIC1FRkFVTFQ7Cj4gPj4+PiArCX0KPiA+Pj4KPiA+Pj4gVXNlbGVzcyBjaGVjay4KPiA+Pgo+ ID4+IFdoeT8gSXQncyBqdXN0IGEgcHJlY2F1dGlvbiwgaXNuJ3QgaXQgYSBnb29kIHByYWN0aWNl IGFsd2F5cyB0byB0aGluayBvZiB0aGUKPiA+PiB3b3JzdCBjYXNlPwo+ID4gCj4gPiBZb3UganVz dCBjYW4gcHV0IGFuIGltcGxpY2l0IHJlcXVpcmVtZW50IG9mIHBkYXRhIHJhdGhlciB0aGFuIGRv aW5nIHRoaXMKPiAKPiBPaywgaG93IGNhbiBJIGRvIGl0PyBXaGF0IEkgc2hvdWxkIGFkZCB0byB0 aGUgY29kZSB0byBmb3JjZSB0aGF0PwoKTm90IGFkZGluZywgcmVtb3ZpbmcuIFRoYXQncyB3aGF0 IEkgcHV0IGJlZm9yZS4KCj4gCj4gPiB1c2VsZXNzIGNoZWNrLiBJIGRvbid0IGJlbGlldmUgaXQg d291bGQgbWFrZSBzZW5zZSB0byBoYXZlIE5VTEwgcGRhdGEgZm9yIHRoZQo+ID4gZHJpdmVyIHNp bmNlIGl0IHdvdWxkbid0IGJlIGZ1bmN0aW9uYWwgYW55aG93Lgo+IAo+IFllcywgeW91J3JlIHJp Z2h0IHdpdGhvdXQgcGRhdGEgdGhlIGRyaXZlciBjYW4ndCBkbyBhbnl0aGluZy4K