From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Ujfalusi Subject: Re: [PATCH v2 2/4] drivers: iio: ti_am335x_adc: add dma support Date: Wed, 5 Oct 2016 09:31:23 +0300 Message-ID: References: <20161003130318.12591-1-mugunthanvnm@ti.com> <20161003130318.12591-3-mugunthanvnm@ti.com> <0ff2c6ef-3fa1-dc8b-fb6e-1a4dcfea8ea9@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Mugunthan V N , linux-iio@vger.kernel.org Cc: Mark Rutland , devicetree@vger.kernel.org, Lars-Peter Clausen , Vignesh R , Tony Lindgren , linux-kernel@vger.kernel.org, Sekhar Nori , Russell King , "Andrew F . Davis" , John Syne , Rob Herring , linux-arm-kernel@lists.infradead.org, Peter Meerwald-Stadler , Hartmut Knaack , linux-omap@vger.kernel.org, Lee Jones , Jonathan Cameron List-Id: linux-omap@vger.kernel.org T24gMTAvMDUvMTYgMDk6MjEsIE11Z3VudGhhbiBWIE4gd3JvdGU6Cj4gT24gVHVlc2RheSAwNCBP Y3RvYmVyIDIwMTYgMDI6MDIgUE0sIFBldGVyIFVqZmFsdXNpIHdyb3RlOgo+PiBPbiAxMC8wMy8x NiAxNjowMywgTXVndW50aGFuIFYgTiB3cm90ZToKPj4+ICtzdGF0aWMgaW50IHRpYWRjX3JlcXVl c3RfZG1hKHN0cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYsCj4+PiArCQkJICAgICBzdHJ1Y3Qg dGlhZGNfZGV2aWNlICphZGNfZGV2KQo+Pj4gK3sKPj4+ICsJc3RydWN0IHRpYWRjX2RtYQkqZG1h ID0gJmFkY19kZXYtPmRtYTsKPj4+ICsJZG1hX2NhcF9tYXNrX3QJCW1hc2s7Cj4+PiArCj4+PiAr CS8qIERlZmF1bHQgc2xhdmUgY29uZmlndXJhdGlvbiBwYXJhbWV0ZXJzICovCj4+PiArCWRtYS0+ Y29uZi5kaXJlY3Rpb24gPSBETUFfREVWX1RPX01FTTsKPj4+ICsJZG1hLT5jb25mLnNyY19hZGRy X3dpZHRoID0gRE1BX1NMQVZFX0JVU1dJRFRIXzJfQllURVM7Cj4+PiArCWRtYS0+Y29uZi5zcmNf YWRkciA9IGFkY19kZXYtPm1mZF90c2NhZGMtPnRzY2FkY19waHlzX2Jhc2UgKyBSRUdfRklGTzE7 Cj4+PiArCj4+PiArCWRtYV9jYXBfemVybyhtYXNrKTsKPj4+ICsJZG1hX2NhcF9zZXQoRE1BX0NZ Q0xJQywgbWFzayk7Cj4+PiArCj4+PiArCS8qIEdldCBhIGNoYW5uZWwgZm9yIFJYICovCj4+PiAr CWRtYS0+Y2hhbiA9IGRtYV9yZXF1ZXN0X2NoYW4oYWRjX2Rldi0+bWZkX3RzY2FkYy0+ZGV2LCAi ZmlmbzEiKTsKPj4+ICsJaWYgKCFkbWEtPmNoYW4pCj4+PiArCQlyZXR1cm4gLUVOT0RFVjsKPj4K Pj4gZG1hX3JlcXVlc3RfY2hhbigpIEVSUl9QVFIgaW4gY2FzZSBvZiBmYWlsdXJlLCBuZXZlciBO VUxMLiBZb3Ugc2hvdWxkIHJldXNlCj4+IHRoZSByZXR1cm5lZCBlcnJvciBjb2RlIHRvIHN1cHBv cnQgZGVmZXJyZWQgcHJvYmluZy4KPiAKPiBXaWxsIGZpeCB0aGlzIGluIHYzLgo+IAo+Pgo+Pj4g Kwo+Pj4gKwkvKiBSWCBidWZmZXIgKi8KPj4+ICsJZG1hLT5idWYgPSBkbWFfYWxsb2NfY29oZXJl bnQoZG1hLT5jaGFuLT5kZXZpY2UtPmRldiwgRE1BX0JVRkZFUl9TSVpFLAo+Pj4gKwkJCQkgICAg ICAmZG1hLT5hZGRyLCBHRlBfS0VSTkVMKTsKPj4+ICsJaWYgKCFkbWEtPmJ1ZikKPj4+ICsJCWdv dG8gZXJyOwo+Pj4gKwo+Pj4gKwlyZXR1cm4gMDsKPj4+ICtlcnI6Cj4+PiArCWRtYV9yZWxlYXNl X2NoYW5uZWwoZG1hLT5jaGFuKTsKPj4+ICsKPj4+ICsJcmV0dXJuIC1FTk9NRU07Cj4+PiArfQo+ Pj4gKwo+Pj4gIHN0YXRpYyBpbnQgdGlhZGNfcGFyc2VfZHQoc3RydWN0IHBsYXRmb3JtX2Rldmlj ZSAqcGRldiwKPj4+ICAJCQkgIHN0cnVjdCB0aWFkY19kZXZpY2UgKmFkY19kZXYpCj4+PiAgewo+ Pj4gQEAgLTUxMiw4ICs2MzksMTQgQEAgc3RhdGljIGludCB0aWFkY19wcm9iZShzdHJ1Y3QgcGxh dGZvcm1fZGV2aWNlICpwZGV2KQo+Pj4gIAo+Pj4gIAlwbGF0Zm9ybV9zZXRfZHJ2ZGF0YShwZGV2 LCBpbmRpb19kZXYpOwo+Pj4gIAo+Pj4gKwllcnIgPSB0aWFkY19yZXF1ZXN0X2RtYShwZGV2LCBh ZGNfZGV2KTsKPj4+ICsJaWYgKGVyciAmJiBlcnIgIT0gLUVOT0RFVikKPj4+ICsJCWdvdG8gZXJy X2RtYTsKPj4KPj4gWW91IHNob3VsZCBoYW5kbGUgdGhlIGRlZmVycmVkIHByb2JpbmcgZm9yIERN QSBjaGFubmVsLgo+IAo+ICsJZG1hLT5jaGFuID0gZG1hX3JlcXVlc3RfY2hhbihhZGNfZGV2LT5t ZmRfdHNjYWRjLT5kZXYsICJmaWZvMSIpOwo+ICsJaWYgKElTX0VSUihkbWEtPmNoYW4pKSB7Cj4g KwkJaW50IHJldCA9IFBUUl9FUlIoZG1hLT5jaGFuKTsKPiArCj4gKwkJZG1hLT5jaGFuID0gTlVM TDsKPiArCQlyZXR1cm4gcmV0OwoKWW91IGRvbid0IG5lZWQgdGhlICdyZXQnIHZhcmlhYmxlOgoJ CXJldHVybiBQVFJfRVJSKGRtYS0+Y2hhbik7Cgo+ICsJfQo+IAo+IFdpdGggdGhpcyBwcm9iZSBk ZWZlciB3aWxsIGJlIHRha2VuIGNhcmUgYW5kIEFEQyB3aWxsIGNvbnRpbnVlIHdpdGhvdXQKPiBE TUEgd2hlbiByZXF1ZXN0IGNoYW5uZWwgcmV0dXJucyAtRU5PREVWLgoKSSB3b3VsZCByYXRoZXIg aGF2ZSBleHBsaWNpdCBjaGVjayBmb3IgZGVmZXJyZWQgcHJvYmU6CgplcnIgPSB0aWFkY19yZXF1 ZXN0X2RtYShwZGV2LCBhZGNfZGV2KTsKaWYgKGVyciAmJiBlcnIgPT0gLUVQUk9CRV9ERUZFUikK CWdvdG8gZXJyX2RtYTsKCgotLSAKUMOpdGVyCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1h cm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcv bWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==