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: dmaengine: rcar-dmac: Check the done lists in rcar_dmac_chan_get_residue() From: Vinod Koul Message-Id: <20180305112945.GO15443@localhost> Date: Mon, 5 Mar 2018 16:59:45 +0530 To: Yoshihiro Shimoda Cc: dmaengine@vger.kernel.org, linux-renesas-soc@vger.kernel.org List-ID: T24gRnJpLCBGZWIgMDIsIDIwMTggYXQgMDc6MDU6MTVQTSArMDkwMCwgWW9zaGloaXJvIFNoaW1v ZGEgd3JvdGU6Cj4gVGhpcyBwYXRjaCBmaXhlcyBhbiBpc3N1ZSB0aGF0IGEgcmFjZSBjb25kaXRp b24gaGFwcGVucyBiZXR3ZWVuIGEgY2xpZW50Cj4gZHJpdmVyIGFuZCB0aGUgcmNhci1kbWFjIGRy aXZlcjoKPiAKPiAtIFRoZSByY2FyX2RtYWNfaXNyX3RyYW5zZmVyX2VuZCgpIGlzIGNhbGxlZC4K PiAgLSBUaGUgZG9uZSBsaXN0IGFwcGVhcnMsIGFuZCBkZXNjLnJ1bm5pbmcgaXMgdGhlIG5leHQg YWN0aXZlIGxpc3QuCj4gLSByY2FyX2RtYWNfY2hhbl9nZXRfcmVzaWR1ZSgpIGlzIGNhbGxlZCBi eSBhIGNsaWVudCBkcml2ZXIgYmVmb3JlCj4gICByY2FyX2RtYWNfaXNyX2NoYW5uZWxfdGhyZWFk KCkgaXMgY2FsbGVkLgo+ICAtIFRoZSByY2FyX2RtYWNfY2hhbl9nZXRfcmVzaWR1ZSgpIHdpbGwg bm90IGZpbmQgYW55IGRlc2NyaXB0b3JzLgo+ICAtIEFuZCwgdGhlIGZvbGxvd2luZyBXQVJOSU5H IGhhcHBlbnM6Cj4gCVdBUk4oMSwgIk5vIGRlc2NyaXB0b3IgZm9yIGNvb2tpZSEiKTsKPiAKPiBU aGUgc2gtc2NpIGRyaXZlciB3aXRoIEhTQ0lGICg5MjEsNjAwYnBzKSBvbiBSLUNhciBIMyBjYW4g Y2F1c2UgdGhpcwo+IHNpdHVhdGlvbi4KPiBTbywgdGhpcyBwYXRjaCBjaGVja3MgdGhlIGRvbmUg bGlzdHMgaW4gcmNhcl9kbWFjX2NoYW5fZ2V0X3Jlc2lkdWUoKQo+IGFuZCByZXR1cm5zIHplcm8g aWYgdGhlIGRvbmUgbGlzdHMgaGFzIHRoZSBhcmd1bWVudCBjb29raWUuCgpBcHBsaWVkLCB0aGFu a3MKCj4gCj4gVGVzdGVkLWJ5OiBOZ3V5ZW4gVmlldCBEdW5nIDxkdW5nLm5ndXllbi5hakByZW5l c2FzLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBZb3NoaWhpcm8gU2hpbW9kYSA8eW9zaGloaXJvLnNo aW1vZGEudWhAcmVuZXNhcy5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZG1hL3NoL3JjYXItZG1hYy5j IHwgOSArKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDkgaW5zZXJ0aW9ucygrKQo+IAo+IGRp ZmYgLS1naXQgYS9kcml2ZXJzL2RtYS9zaC9yY2FyLWRtYWMuYyBiL2RyaXZlcnMvZG1hL3NoL3Jj YXItZG1hYy5jCj4gaW5kZXggMmIyYzdkYi4uZjc0OGJlNiAxMDA2NDQKPiAtLS0gYS9kcml2ZXJz L2RtYS9zaC9yY2FyLWRtYWMuYwo+ICsrKyBiL2RyaXZlcnMvZG1hL3NoL3JjYXItZG1hYy5jCj4g QEAgLTEyNjQsOCArMTI2NCwxNyBAQCBzdGF0aWMgdW5zaWduZWQgaW50IHJjYXJfZG1hY19jaGFu X2dldF9yZXNpZHVlKHN0cnVjdCByY2FyX2RtYWNfY2hhbiAqY2hhbiwKPiAgCSAqIElmIHRoZSBj b29raWUgZG9lc24ndCBjb3JyZXNwb25kIHRvIHRoZSBjdXJyZW50bHkgcnVubmluZyB0cmFuc2Zl cgo+ICAJICogdGhlbiB0aGUgZGVzY3JpcHRvciBoYXNuJ3QgYmVlbiBwcm9jZXNzZWQgeWV0LCBh bmQgdGhlIHJlc2lkdWUgaXMKPiAgCSAqIGVxdWFsIHRvIHRoZSBmdWxsIGRlc2NyaXB0b3Igc2l6 ZS4KPiArCSAqIEFsc28sIGEgY2xpZW50IGRyaXZlciBpcyBwb3NzaWJsZSB0byBjYWxsIHRoaXMg ZnVuY3Rpb24gYmVmb3JlCj4gKwkgKiByY2FyX2RtYWNfaXNyX2NoYW5uZWxfdGhyZWFkKCkgcnVu cy4gSW4gdGhpcyBjYXNlLCB0aGUgImRlc2MucnVubmluZyIKPiArCSAqIHdpbGwgYmUgdGhlIG5l eHQgZGVzY3JpcHRvciwgYW5kIHRoZSBkb25lIGxpc3Qgd2lsbCBhcHBlYXIuIFNvLCBpZgo+ICsJ ICogdGhlIGFyZ3VtZW50IGNvb2tpZSBtYXRjaGVzIHRoZSBkb25lIGxpc3QncyBjb29raWUsIHdl IGNhbiBhc3N1bWUKPiArCSAqIHRoZSByZXNpZHVlIGlzIHplcm8uCj4gIAkgKi8KPiAgCWlmIChj b29raWUgIT0gZGVzYy0+YXN5bmNfdHguY29va2llKSB7Cj4gKwkJbGlzdF9mb3JfZWFjaF9lbnRy eShkZXNjLCAmY2hhbi0+ZGVzYy5kb25lLCBub2RlKSB7Cj4gKwkJCWlmIChjb29raWUgPT0gZGVz Yy0+YXN5bmNfdHguY29va2llKQo+ICsJCQkJcmV0dXJuIDA7Cj4gKwkJfQo+ICAJCWxpc3RfZm9y X2VhY2hfZW50cnkoZGVzYywgJmNoYW4tPmRlc2MucGVuZGluZywgbm9kZSkgewo+ICAJCQlpZiAo Y29va2llID09IGRlc2MtPmFzeW5jX3R4LmNvb2tpZSkKPiAgCQkJCXJldHVybiBkZXNjLT5zaXpl Owo+IC0tIAo+IDEuOS4xCj4K