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: [v5,2/2] dmaengine: fsl-edma: add ColdFire mcf5441x edma support From: Vinod Koul Message-Id: <20180628062341.GQ22377@vkoul-mobl> Date: Thu, 28 Jun 2018 11:53:41 +0530 To: Angelo Dureghello Cc: dmaengine@vger.kernel.org, linux-m68k@vger.kernel.org List-ID: T24gMjItMDYtMTgsIDExOjQ0LCBBbmdlbG8gRHVyZWdoZWxsbyB3cm90ZToKPiAgb2JqLSQoQ09O RklHX0VQOTNYWF9ETUEpICs9IGVwOTN4eF9kbWEubwo+ICBvYmotJChDT05GSUdfRlNMX0RNQSkg Kz0gZnNsZG1hLm8KPiAgb2JqLSQoQ09ORklHX0ZTTF9FRE1BKSArPSBmc2wtZWRtYS5vIGZzbC1l ZG1hLWNvbW1vbi5vCj4gK29iai0kKENPTkZJR19NQ0ZfRURNQSkgKz0gbWNmLWVkbWEubyBmc2wt ZWRtYS1jb21tb24ubwoKdGhhdCBtYWtlcyBrZXJuZWwgaGF2ZSB0d28gY29waWVzIG9mIGNvbW1v bi5vIG9uZSBpbiB0aHNpIGRyaXZlciBhbmQgb25lCmluIHByZXZpb3VzIG9uZSB3aHkgbm90IGRv OgoKQ09ORklHX0ZTTF9DT01NT04gKz0gZnNsLWVkbWEtY29tbW9uLm8KQ09ORklHX0ZTTF9FRE1B ICs9IGZzbC1lZG1hLm8KQ09ORklHX01DRl9FRE1BICs9IG1jZi1lZG1hLm8KCmFuZCB5b3Ugc2Vs ZWN0IENPTkZJR19GU0xfQ09NTU9OIGluIGJvdGggRlNMIGFuZCBNQ0YgS2NvbmZpZz8KCj4gKy8v IFNQRFgtTGljZW5zZS1JZGVudGlmaWVyOiBHUEwtMi4wCj4gKy8vIENvcHlyaWdodCAoYykgMjAx My0yMDE0IEZyZWVzY2FsZSBTZW1pY29uZHVjdG9yLCBJbmMKPiArLy8gQ29weXJpZ2h0IChjKSAy MDE3IFN5c2FtLCBBbmdlbG8gRHVyZWdoZWxsbyAgPGFuZ2Vsb0BzeXNhbS5pdD4KPiArLyoKPiAr ICogZHJpdmVycy9kbWEvbWNmLWVkbWEuYwo+ICsgKgo+ICsgKiBEcml2ZXIgZm9yIHRoZSBGcmVl c2NhbGUgQ29sZEZpcmUgNjQtY2ggZURNQSBpbXBsZW1lbnRhdGlvbiwKPiArICogZGVyaXZlZCBm cm9tIGRyaXZlcnMvZG1hL2ZzbC1lZG1hLmMuCj4gKyAqCj4gKyAqIFRoaXMgcHJvZ3JhbSBpcyBm cmVlIHNvZnR3YXJlOyB5b3UgY2FuIHJlZGlzdHJpYnV0ZSAgaXQgYW5kL29yIG1vZGlmeSBpdAo+ ICsgKiB1bmRlciAgdGhlIHRlcm1zIG9mICB0aGUgR05VIEdlbmVyYWwgIFB1YmxpYyBMaWNlbnNl IGFzIHB1Ymxpc2hlZCBieSB0aGUKPiArICogRnJlZSBTb2Z0d2FyZSBGb3VuZGF0aW9uOyAgZWl0 aGVyIHZlcnNpb24gMiBvZiB0aGUgIExpY2Vuc2UsIG9yIChhdCB5b3VyCj4gKyAqIG9wdGlvbikg YW55IGxhdGVyIHZlcnNpb24uCj4gKyAqLwoKYWdhaW4sIG5vIG5lZWQgZm9yIHRleHQKCj4gK3N0 YXRpYyBpcnFyZXR1cm5fdCBtY2ZfZWRtYV90eF9oYW5kbGVyKGludCBpcnEsIHZvaWQgKmRldl9p ZCkKPiArewo+ICsJc3RydWN0IGZzbF9lZG1hX2VuZ2luZSAqbWNmX2VkbWEgPSBkZXZfaWQ7Cj4g KwlzdHJ1Y3QgZWRtYV9yZWdzICpyZWdzID0gJm1jZl9lZG1hLT5yZWdzOwo+ICsJdW5zaWduZWQg aW50IGNoOwo+ICsJc3RydWN0IGZzbF9lZG1hX2NoYW4gKm1jZl9jaGFuOwo+ICsJdTY0IGludG1h cDsKPiArCj4gKwlpbnRtYXAgPSBpb3JlYWQzMihyZWdzLT5pbnRoKTsKPiArCWludG1hcCA8PD0g MzI7Cj4gKwlpbnRtYXAgfD0gaW9yZWFkMzIocmVncy0+aW50bCk7Cj4gKwlpZiAoIWludG1hcCkK PiArCQlyZXR1cm4gSVJRX05PTkU7Cj4gKwo+ICsJZm9yIChjaCA9IDA7IGNoIDwgbWNmX2VkbWEt Pm5fY2hhbnM7IGNoKyspIHsKPiArCQlpZiAoaW50bWFwICYgKDB4MSA8PCBjaCkpIHsKCiAgICAg ICAgICAgICAgICBpbnRtYXAgJiBCSVQoY2gpCgo+ICtzdGF0aWMgaXJxcmV0dXJuX3QgbWNmX2Vk bWFfZXJyX2hhbmRsZXIoaW50IGlycSwgdm9pZCAqZGV2X2lkKQo+ICt7Cj4gKwlzdHJ1Y3QgZnNs X2VkbWFfZW5naW5lICptY2ZfZWRtYSA9IGRldl9pZDsKPiArCXN0cnVjdCBlZG1hX3JlZ3MgKnJl Z3MgPSAmbWNmX2VkbWEtPnJlZ3M7Cj4gKwl1bnNpZ25lZCBpbnQgZXJyLCBjaDsKPiArCj4gKwll cnIgPSBpb3JlYWQzMihyZWdzLT5lcnJsKTsKPiArCWlmICghZXJyKQo+ICsJCXJldHVybiBJUlFf Tk9ORTsKPiArCj4gKwlmb3IgKGNoID0gMDsgY2ggPCAoRURNQV9DSEFOTkVMUyAvIDIpOyBjaCsr KSB7Cj4gKwkJaWYgKGVyciAmICgweDEgPDwgY2gpKSB7CgpoZXJlIGFzIHdlbGwKCj4gK3N0YXRp YyBpbnQgbWNmX2VkbWFfcmVtb3ZlKHN0cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpCj4gK3sK PiArCXN0cnVjdCBmc2xfZWRtYV9lbmdpbmUgKm1jZl9lZG1hID0gcGxhdGZvcm1fZ2V0X2RydmRh dGEocGRldik7Cj4gKwo+ICsJZnNsX2VkbWFfY2xlYW51cF92Y2hhbigmbWNmX2VkbWEtPmRtYV9k ZXYpOwo+ICsJZG1hX2FzeW5jX2RldmljZV91bnJlZ2lzdGVyKCZtY2ZfZWRtYS0+ZG1hX2Rldik7 CgphdCB0aGlzIHBvaW50IHlvdXIgaXJxcyBhcmUgc3RpbGwgcmVnaXN0ZXJlZCBhbmQgcnVubmlu Zy4gWW91IHZjaGFuCnRhc2tsZXQgbWF5YmUgc3RpbGwgcGVuZGluZyB0byBiZSBlZWN1dGVkIGFu ZCBjYW4gYmUgc2NoZWR1bGVkIGFnYWluCgo+ICtzdGF0aWMgaW50IF9faW5pdCBtY2ZfZWRtYV9p bml0KHZvaWQpCj4gK3sKPiArCXJldHVybiBwbGF0Zm9ybV9kcml2ZXJfcmVnaXN0ZXIoJm1jZl9l ZG1hX2RyaXZlcik7Cj4gK30KPiArc3Vic3lzX2luaXRjYWxsKG1jZl9lZG1hX2luaXQpOwoKd2h5 IHN1YnN5c19pbml0Y2FsbD8K