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Sat, 16 Jan 2021 17:08:01 +0000 Received: from relay8-d.mail.gandi.net ([217.70.183.201]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l0p3N-0001dK-B0 for linux-arm-kernel@lists.infradead.org; Sat, 16 Jan 2021 17:07:59 +0000 X-Originating-IP: 93.29.109.196 Received: from collins (196.109.29.93.rev.sfr.net [93.29.109.196]) (Authenticated sender: paul.kocialkowski@bootlin.com) by relay8-d.mail.gandi.net (Postfix) with ESMTPSA id 6BD541BF205; Sat, 16 Jan 2021 17:07:52 +0000 (UTC) Date: Sat, 16 Jan 2021 18:07:51 +0100 From: Paul Kocialkowski To: Robin Murphy Subject: Re: [PATCH 1/2] of: device: Allow DMA range map to be set before of_dma_configure_id Message-ID: References: <20210115175831.1184260-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210116_120757_866348_BD159AF0 X-CRM114-Status: GOOD ( 32.12 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Jernej Skrabec , Daniel Vetter , linux-kernel@vger.kernel.org, Maxime Ripard , Chen-Yu Tsai , Rob Herring , Thomas Petazzoni , Frank Rowand , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGkgUm9iaW4sCgpMZSBTYXQgMTYgSmFuIDIxLCAxNDo1NywgUm9iaW4gTXVycGh5IGEgw6ljcml0 IDoKPiBPbiAyMDIxLTAxLTE1IDE3OjU4LCBQYXVsIEtvY2lhbGtvd3NraSB3cm90ZToKPiA+IEEg bWVjaGFuaXNtIHdhcyByZWNlbnRseSBpbnRyb2R1Y2VkIGZvciB0aGUgc3VueGkgYXJjaGl0ZWN0 dXJlIHdoZXJlCj4gPiB0aGUgRE1BIG9mZnNldCBmb3Igc3BlY2lmaWMgZGV2aWNlcyAodW5kZXIg dGhlIE1CVVMpIGlzIHNldCBieSBhIGNvbW1vbgo+ID4gZHJpdmVyIChzdW54aV9tYnVzKS4gVGhp cyBkcml2ZXIgY2FsbHMgZG1hX2RpcmVjdF9zZXRfb2Zmc2V0IHRvIHNldAo+ID4gdGhlIGRldmlj ZSdzIGRtYV9yYW5nZV9tYXAgbWFudWFsbHkuCj4gPiAKPiA+IEhvd2V2ZXIgdGhpcyBpbmZvcm1h dGlvbiB3YXMgb3ZlcndyaXR0ZW4gYnkgb2ZfZG1hX2NvbmZpZ3VyZV9pZCwgd2hpY2gKPiA+IG9i dGFpbnMgdGhlIG1hcCBmcm9tIG9mX2RtYV9nZXRfcmFuZ2UgKG9yIGtlZXBzIGl0IE5VTEwgd2hl biBpdCBmYWlscwo+ID4gYW5kIHRoZSBmb3JjZV9kbWEgYXJndW1lbnQgaXMgdHJ1ZSwgd2hpY2gg aXMgdGhlIGNhc2UgZm9yIHBsYXRmb3JtCj4gPiBkZXZpY2VzKS4KPiA+IAo+ID4gQXMgYSByZXN1 bHQsIHRoZSBkbWFfcmFuZ2VfbWFwIHdhcyBhbHdheXMgb3ZlcndyaXR0ZW4gYW5kIHRoZSBtZWNo YW5pc20KPiA+IGNvdWxkIG5vdCBjb3JyZWN0bHkgdGFrZSBlZmZlY3QuCj4gPiAKPiA+IFRoaXMg YWRkcyBhIGNoZWNrIHRvIGVuc3VyZSB0aGF0IG5vIHByZXZpb3VzIERNQSByYW5nZSBtYXAgaXMK PiA+IG92ZXJ3cml0dGVuIGFuZCBwcmludHMgYSB3YXJuaW5nIHdoZW4gdGhlIG1hcCB3YXMgYWxy ZWFkeSBzZXQgd2hpbGUKPiA+IGFsc28gYmVpbmcgYXZhaWxhYmxlIGZyb20gZHQuIEluIHRoaXMg Y2FzZSwgdGhlIG1hcCB0aGF0IHdhcyBhbHJlYWR5Cj4gPiBzZXQgaXMga2VwdC4KPiAKPiBIYW5n IG9uLCB0aGUgaGFyZC1jb2RlZCBvZmZzZXQgaXMgb25seSBpbnRlbmRlZCB0byBiZSBpbnN0YWxs ZWQgd2hlbiB0aGVyZQo+ICppc24ndCogYW55dGhpbmcgZGVzY3JpYmVkIGluIERULCBpbiB3aGlj aCBjYXNlIG9mX2RtYV9nZXRfcmFuZ2UoKSBzaG91bGQKPiBhbHdheXMgYmFpbCBvdXQgZWFybHkg d2l0aG91dCB0b3VjaGluZyBpdCBhbnl3YXkuIFRoaXMgc291bmRzIGxpa2UKPiBzb21ldGhpbmcn cyBub3QgcXVpdGUgcmlnaHQgaW4gdGhlIE1CVVMgZHJpdmVyLCBzbyBJIGRvbid0IHRoaW5rIHdv cmtpbmcKPiBhcm91bmQgaXQgaW4gY29yZSBjb2RlIGlzIHJlYWxseSB0aGUgcmlnaHQgdGhpbmcg dG8gZG8uCgpUaGF0J3MgcmlnaHQsIHRoZXJlIGlzIG5vIHByYWN0aWNhbCBjYXNlIHdoZXJlIHRo ZSB0d28gYXJlIGluIGNvbmZsaWN0LgpUaGUgcHJvYmxlbSB0aGF0IEknbSBzb2x2aW5nIGhlcmUg aXMgdGhhdCBkZXYtPmRtYV9yYW5nZV9tYXAgaXMgKmFsd2F5cyoKYXNzaWduZWQsIGV2ZW4gd2hl biBvZl9kbWFfZ2V0X3JhbmdlIGJhaWxlZCBhbmQgbWFwIHN0aWxsIGlzIE5VTEwuCgpUaGlzIGhh cyB0aGUgZWZmZWN0IG9mIGFsd2F5cyBvdmVyd3JpdGluZyB3aGF0IHRoZSBNQlVTIGRyaXZlciBk b2VzCihhbmQgbGVha2luZyBpdHMgbWVtb3J5IHRvbykuCgo+IERvIHlvdSBoYXZlIGEgY2FzZSB3 aGVyZSBvbmUgb2YgdGhlIHJlbGV2YW50IGRldmljZXMgaW5oZXJpdHMgYSAiZG1hLXJhbmdlcyIK PiB2aWEgdGhlIHJlZ3VsYXIgaGllcmFyY2h5IHdpdGhvdXQgaW5kaXJlY3RpbmcgdmlhIGFuICJp bnRlcmNvbm5lY3RzIgo+IHJlZmVyZW5jZT8gQ3VycmVudGx5IHlvdSdyZSBvbmx5IGNoZWNraW5n IGZvciB0aGUgbGF0dGVyLCBzbyB0aGF0IHdvdWxkIGJlCj4gb25lIHdheSB0aGluZ3MgY291bGQg Z28gYXdyeSAoYWx0aG91Z2ggdG8gYmUgYSBwcm9ibGVtLCBzYWlkICJkbWEtcmFuZ2VzIgo+IHdv dWxkIGFsc28gaGF2ZSB0byBlbmNvZGUgc29tZXRoaW5nICpvdGhlciogdGhhbiB0aGUgYXBwcm9w cmlhdGUgTUJVUwo+IG9mZnNldCwgd2hpY2ggaW1wbGllcyBhbiBpbmNvcnJlY3Qgb3IgYXQgbGVh c3QgaW5hY2N1cmF0ZWx5LXN0cnVjdHVyZWQgRFQgYXMKPiB3ZWxsKS4KCk5vLCBJIHRoaW5rIHRo aW5ncyBhcmUgZ29vZCBpbiB0aGF0IHJlZ2FyZC4gTm8gbWVzc2VkIHVwIGR0IG9yIGFueXRoaW5n IGxpa2UKdGhhdCA6KQoKQ2hlZXJzLAoKUGF1bAoKPiBSb2Jpbi4KPiAKPiA+IEZpeGVzOiBiNGJk YzRmYmY4ZDAgKCJzb2M6IHN1bnhpOiBEZWFsIHdpdGggdGhlIE1CVVMgRE1BIG9mZnNldHMgaW4g YSBjZW50cmFsIHBsYWNlIikKPiA+IFNpZ25lZC1vZmYtYnk6IFBhdWwgS29jaWFsa293c2tpIDxw YXVsLmtvY2lhbGtvd3NraUBib290bGluLmNvbT4KPiA+IC0tLQo+ID4gICBkcml2ZXJzL29mL2Rl dmljZS5jIHwgOSArKysrKysrKy0KPiA+ICAgMSBmaWxlIGNoYW5nZWQsIDggaW5zZXJ0aW9ucygr KSwgMSBkZWxldGlvbigtKQo+ID4gCj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9vZi9kZXZpY2Uu YyBiL2RyaXZlcnMvb2YvZGV2aWNlLmMKPiA+IGluZGV4IGFlZGZhYWFmZDNlNy4uZGIxYjg2MzRj MmM3IDEwMDY0NAo+ID4gLS0tIGEvZHJpdmVycy9vZi9kZXZpY2UuYwo+ID4gKysrIGIvZHJpdmVy cy9vZi9kZXZpY2UuYwo+ID4gQEAgLTE4MSw3ICsxODEsMTQgQEAgaW50IG9mX2RtYV9jb25maWd1 cmVfaWQoc3RydWN0IGRldmljZSAqZGV2LCBzdHJ1Y3QgZGV2aWNlX25vZGUgKm5wLAo+ID4gICAJ YXJjaF9zZXR1cF9kbWFfb3BzKGRldiwgZG1hX3N0YXJ0LCBzaXplLCBpb21tdSwgY29oZXJlbnQp Owo+ID4gLQlkZXYtPmRtYV9yYW5nZV9tYXAgPSBtYXA7Cj4gPiArCWlmICghZGV2LT5kbWFfcmFu Z2VfbWFwKSB7Cj4gPiArCQlkZXYtPmRtYV9yYW5nZV9tYXAgPSBtYXA7Cj4gPiArCX0gZWxzZSBp ZiAobWFwKSB7Cj4gPiArCQlkZXZfd2FybihkZXYsCj4gPiArCQkJICJETUEgcmFuZ2UgbWFwIHdh cyBhbHJlYWR5IHNldCwgaWdub3JpbmcgcmFuZ2UgbWFwIGZyb20gZHRcbiIpOwo+ID4gKwkJa2Zy ZWUobWFwKTsKPiA+ICsJfQo+ID4gKwo+ID4gICAJcmV0dXJuIDA7Cj4gPiAgIH0KPiA+ICAgRVhQ T1JUX1NZTUJPTF9HUEwob2ZfZG1hX2NvbmZpZ3VyZV9pZCk7Cj4gPiAKCi0tIApQYXVsIEtvY2lh bGtvd3NraSwgQm9vdGxpbgpFbWJlZGRlZCBMaW51eCBhbmQga2VybmVsIGVuZ2luZWVyaW5nCmh0 dHBzOi8vYm9vdGxpbi5jb20KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxA bGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK