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: Make DMAC reinit during system resume explicit From: Geert Uytterhoeven Message-Id: <1516181908-16930-1-git-send-email-geert+renesas@glider.be> Date: Wed, 17 Jan 2018 10:38:28 +0100 To: Vinod Koul , Dan Williams , Ulf Hansson , "Rafael J . Wysocki" Cc: dmaengine@vger.kernel.org, linux-pm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Geert Uytterhoeven List-ID: VGhlIGN1cnJlbnQgKGVtcHR5KSBzeXN0ZW0gc2xlZXAgY2FsbGJhY2tzIHJlbHkgb24gdGhlIFBN IGNvcmUgdG8gZm9yY2UKYSBydW50aW1lIHJlc3VtZSB0byByZWluaXRpYWxpemUgdGhlIERNQUMg cmVnaXN0ZXJzIGR1cmluZyBzeXN0ZW0KcmVzdW1lLiAgV2l0aG91dCBhIHJlaW5pdGlhbGl6YXRp b24sIGUuZy4gU0NJRiBETUEgd2lsbCBoYW5nIHNpbGVudGx5CmFmdGVyIGEgc3lzdGVtIHJlc3Vt ZSBvbiBSLUNhciBHZW4zLgoKTWFrZSB0aGlzIGV4cGxpY2l0IGJ5IHVzaW5nIHBtX3J1bnRpbWVf Zm9yY2Vfe3N1c3BlbmQscmVzdW1lfSgpIGFzIHRoZQpzeXN0ZW0gc2xlZXAgY2FsbGJhY2tzIGlu c3RlYWQuICBVc2UgU0VUX0xBVEVfU1lTVEVNX1NMRUVQX1BNX09QUygpIGFzCkRNQSBlbmdpbmVz IG11c3QgYmUgaW5pdGlhbGl6ZWQgYmVmb3JlIGFsbCBETUEgc2xhdmUgZGV2aWNlcy4KClN1Z2dl c3RlZC1ieTogVWxmIEhhbnNzb24gPHVsZi5oYW5zc29uQGxpbmFyby5vcmc+ClNpZ25lZC1vZmYt Ynk6IEdlZXJ0IFV5dHRlcmhvZXZlbiA8Z2VlcnQrcmVuZXNhc0BnbGlkZXIuYmU+Ci0tLQpUaGlz IGlzIGEgZGVwZW5kZW5jeSBmb3IgIltQQVRDSCAxLzJdIFBNIC8gZ2VucGQ6IFN0b3Avc3RhcnQg ZGV2aWNlcwp3aXRob3V0IHBtX3J1bnRpbWVfZm9yY2Vfc3VzcGVuZC9yZXN1bWUoKSIKKGh0dHBz Oi8vd3d3LnNwaW5pY3MubmV0L2xpc3RzL2tlcm5lbC9tc2cyNjk2ODAyLmh0bWwpLCBzbyBwZXJo YXBzIGl0Cm1ha2VzIG1vc3Qgc2Vuc2UgaWYgUmFmYWVsIHRha2VzIGl0IHRocm91Z2ggdGhlIFBN IHRyZWU/CgpUaGFua3MhCi0tLQogZHJpdmVycy9kbWEvc2gvcmNhci1kbWFjLmMgfCAyNCArKysr KysrLS0tLS0tLS0tLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCA3IGluc2VydGlvbnMoKyksIDE3 IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZG1hL3NoL3JjYXItZG1hYy5jIGIv ZHJpdmVycy9kbWEvc2gvcmNhci1kbWFjLmMKaW5kZXggZmIwNmIxOTNhZDI1MjA4Ni4uMDZlNGU2 MDRlZWJiNzlmNiAxMDA2NDQKLS0tIGEvZHJpdmVycy9kbWEvc2gvcmNhci1kbWFjLmMKKysrIGIv ZHJpdmVycy9kbWEvc2gvcmNhci1kbWFjLmMKQEAgLTE2NTcsMjIgKzE2NTcsNiBAQCBzdGF0aWMg c3RydWN0IGRtYV9jaGFuICpyY2FyX2RtYWNfb2ZfeGxhdGUoc3RydWN0IG9mX3BoYW5kbGVfYXJn cyAqZG1hX3NwZWMsCiAgKiBQb3dlciBtYW5hZ2VtZW50CiAgKi8KIAotI2lmZGVmIENPTkZJR19Q TV9TTEVFUAotc3RhdGljIGludCByY2FyX2RtYWNfc2xlZXBfc3VzcGVuZChzdHJ1Y3QgZGV2aWNl ICpkZXYpCi17Ci0JLyoKLQkgKiBUT0RPOiBXYWl0IGZvciB0aGUgY3VycmVudCB0cmFuc2ZlciB0 byBjb21wbGV0ZSBhbmQgc3RvcCB0aGUgZGV2aWNlLgotCSAqLwotCXJldHVybiAwOwotfQotCi1z dGF0aWMgaW50IHJjYXJfZG1hY19zbGVlcF9yZXN1bWUoc3RydWN0IGRldmljZSAqZGV2KQotewot CS8qIFRPRE86IFJlc3VtZSB0cmFuc2ZlcnMsIGlmIGFueS4gKi8KLQlyZXR1cm4gMDsKLX0KLSNl bmRpZgotCiAjaWZkZWYgQ09ORklHX1BNCiBzdGF0aWMgaW50IHJjYXJfZG1hY19ydW50aW1lX3N1 c3BlbmQoc3RydWN0IGRldmljZSAqZGV2KQogewpAQCAtMTY4OCw3ICsxNjcyLDEzIEBAIHN0YXRp YyBpbnQgcmNhcl9kbWFjX3J1bnRpbWVfcmVzdW1lKHN0cnVjdCBkZXZpY2UgKmRldikKICNlbmRp ZgogCiBzdGF0aWMgY29uc3Qgc3RydWN0IGRldl9wbV9vcHMgcmNhcl9kbWFjX3BtID0gewotCVNF VF9TWVNURU1fU0xFRVBfUE1fT1BTKHJjYXJfZG1hY19zbGVlcF9zdXNwZW5kLCByY2FyX2RtYWNf c2xlZXBfcmVzdW1lKQorCS8qCisJICogVE9ETyBmb3Igc3lzdGVtIHNsZWVwL3Jlc3VtZToKKwkg KiAgIC0gV2FpdCBmb3IgdGhlIGN1cnJlbnQgdHJhbnNmZXIgdG8gY29tcGxldGUgYW5kIHN0b3Ag dGhlIGRldmljZSwKKwkgKiAgIC0gUmVzdW1lIHRyYW5zZmVycywgaWYgYW55LgorCSAqLworCVNF VF9MQVRFX1NZU1RFTV9TTEVFUF9QTV9PUFMocG1fcnVudGltZV9mb3JjZV9zdXNwZW5kLAorCQkJ CSAgICAgcG1fcnVudGltZV9mb3JjZV9yZXN1bWUpCiAJU0VUX1JVTlRJTUVfUE1fT1BTKHJjYXJf ZG1hY19ydW50aW1lX3N1c3BlbmQsIHJjYXJfZG1hY19ydW50aW1lX3Jlc3VtZSwKIAkJCSAgIE5V TEwpCiB9Owo=