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: [5/5] dmaengine: sprd: Add 'device_config' and 'device_prep_slave_sg' interfaces From: Vinod Koul Message-Id: <20180411094000.GD6014@localhost> Date: Wed, 11 Apr 2018 15:10:01 +0530 To: Baolin Wang Cc: dan.j.williams@intel.com, eric.long@spreadtrum.com, broonie@kernel.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: T24gVHVlLCBBcHIgMTAsIDIwMTggYXQgMDM6NDY6MDdQTSArMDgwMCwgQmFvbGluIFdhbmcgd3Jv dGU6Cj4gVGhpcyBwYXRjaCBhZGRzIHRoZSAnZGV2aWNlX2NvbmZpZycgYW5kICdkZXZpY2VfcHJl cF9zbGF2ZV9zZycgaW50ZXJmYWNlcwo+IGZvciB1c2VycyB0byBjb25maWd1cmUgRE1BLgo+IAo+ IFNpZ25lZC1vZmYtYnk6IEJhb2xpbiBXYW5nIDxiYW9saW4ud2FuZ0BsaW5hcm8ub3JnPgo+IC0t LQo+ICBkcml2ZXJzL2RtYS9zcHJkLWRtYS5jIHwgICA0OCArKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDQ4IGluc2VydGlv bnMoKykKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9kbWEvc3ByZC1kbWEuYyBiL2RyaXZlcnMv ZG1hL3NwcmQtZG1hLmMKPiBpbmRleCBmODAzOGRlLi5jOTIzZmIwIDEwMDY0NAo+IC0tLSBhL2Ry aXZlcnMvZG1hL3NwcmQtZG1hLmMKPiArKysgYi9kcml2ZXJzL2RtYS9zcHJkLWRtYS5jCj4gQEAg LTg2OSw2ICs4NjksNTIgQEAgc3RhdGljIGludCBzcHJkX2RtYV9jb25maWcoc3RydWN0IGRtYV9j aGFuICpjaGFuLCBzdHJ1Y3Qgc3ByZF9kbWFfZGVzYyAqc2Rlc2MsCj4gIAlyZXR1cm4gdmNoYW5f dHhfcHJlcCgmc2NoYW4tPnZjLCAmc2Rlc2MtPnZkLCBmbGFncyk7Cj4gIH0KPiAgCj4gK3N0YXRp YyBzdHJ1Y3QgZG1hX2FzeW5jX3R4X2Rlc2NyaXB0b3IgKgo+ICtzcHJkX2RtYV9wcmVwX3NsYXZl X3NnKHN0cnVjdCBkbWFfY2hhbiAqY2hhbiwgc3RydWN0IHNjYXR0ZXJsaXN0ICpzZ2wsCj4gKwkJ ICAgICAgIHVuc2lnbmVkIGludCBzZ2xlbiwgZW51bSBkbWFfdHJhbnNmZXJfZGlyZWN0aW9uIGRp ciwKPiArCQkgICAgICAgdW5zaWduZWQgbG9uZyBmbGFncywgdm9pZCAqY29udGV4dCkKPiArewo+ ICsJc3RydWN0IHNwcmRfZG1hX2NobiAqc2NoYW4gPSB0b19zcHJkX2RtYV9jaGFuKGNoYW4pOwo+ ICsJc3RydWN0IHNwcmRfZG1hX2NvbmZpZyAqc2xhdmVfY2ZnID0gJnNjaGFuLT5zbGF2ZV9jZmc7 Cj4gKwlzdHJ1Y3Qgc3ByZF9kbWFfZGVzYyAqc2Rlc2M7Cj4gKwlzdHJ1Y3Qgc2NhdHRlcmxpc3Qg KnNnOwo+ICsJaW50IHJldCwgaTsKPiArCj4gKwkvKiBUT0RPOiBub3cgd2Ugb25seSBzdXBwb3J0 IG9uZSBzZyBmb3IgZWFjaCBETUEgY29uZmlndXJhdGlvbi4gKi8KPiArCWlmICghaXNfc2xhdmVf ZGlyZWN0aW9uKHNsYXZlX2NmZy0+Y29uZmlnLmRpcmVjdGlvbikgfHwgc2dsZW4gPiAxKQoKdGhl IHNsYXZlIGRpcmVjdGlvbiBjaGVjayBzZWVtcyB3cm9uZyB0byBtZS4gLmRldmljZV9jb25maWcg c2hhbGwgZ2l2ZSB5b3UKZG1hX3NsYXZlX2NvbmZpZy4gWW91IHNob3VsZCBjaGVjayBoZXJlIGlm IGRpciBwYXNzZWQgaXMgc2xhdmUgb3Igbm90LiBJZgp5b3Ugd2FudCB0byBjaGVjayBwYXJhbWV0 ZXJzIGluIHNsYXZlX2NvbmZpZyB0aGVuIHBsZWFzZSB1c2UgLmRldmljZV9jb25maWcKCj4gKwkJ cmV0dXJuIE5VTEw7Cj4gKwo+ICsJc2Rlc2MgPSBremFsbG9jKHNpemVvZigqc2Rlc2MpLCBHRlBf Tk9XQUlUKTsKPiArCWlmICghc2Rlc2MpCj4gKwkJcmV0dXJuIE5VTEw7Cj4gKwo+ICsJZm9yX2Vh Y2hfc2coc2dsLCBzZywgc2dsZW4sIGkpIHsKPiArCQlpZiAoc2xhdmVfY2ZnLT5jb25maWcuZGly ZWN0aW9uID09IERNQV9NRU1fVE9fREVWKQo+ICsJCQlzbGF2ZV9jZmctPmNvbmZpZy5zcmNfYWRk ciA9IHNnX2RtYV9hZGRyZXNzKHNnKTsKCk5vcGUgc2xhdmVfY29uZmlnIHNwZWNpZmllcyBwZXJp cGhlcmFsIGFkZHJlc3MgYW5kIG5vdCBtZW1vcnkgb25lIHBhc3NlZCBoZXJlCg==