From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751343AbdH3IEB (ORCPT ); Wed, 30 Aug 2017 04:04:01 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:25227 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750780AbdH3ID7 (ORCPT ); Wed, 30 Aug 2017 04:03:59 -0400 Subject: Re: [PATCH v3 2/5] dmaengine: Add STM32 DMAMUX driver To: Peter Ujfalusi , Vinod Koul CC: Mark Rutland , "devicetree@vger.kernel.org" , Amelie DELAUNAY , Alexandre TORGUE , Russell King , Fabien DESSENNE , "linux-kernel@vger.kernel.org" , "dmaengine@vger.kernel.org" , Rob Herring , Maxime Coquelin , "M'boumba Cedric Madianga" , Dan Williams , Fabrice GASNIER , "linux-arm-kernel@lists.infradead.org" , Herbert Xu References: <1499343623-5964-1-git-send-email-pierre-yves.mordret@st.com> <20170722065133.GT3053@localhost> <2b916330-9b65-f4d5-817f-79b66cc236b3@st.com> <20170726052930.GF3053@localhost> <20170731123157.GJ3053@localhost> <20170802045522.GU3053@localhost> <7d2091fe-a2e5-78bb-b63d-9cb66bdb7e84@ti.com> <7bcad698-fa1a-3dc2-e918-4400639ca6d7@st.com> <47ceba83-1097-072e-bed6-d1964bce7a25@ti.com> <0e16a519-3d60-f683-5517-12a520e0e521@st.com> <71b7ef2a-d745-d16b-4538-567c856cce9a@st.com> <401305f0-15d8-1996-60d6-69c13cbacc06@ti.com> <58bf2f7c-faf1-d1e9-3c87-d7964d1ba3d4@st.com> <6e8e19f1-8d0f-183b-e02f-1ec8c4dd57b3@ti.com> From: Pierre Yves MORDRET Message-ID: <5cc55253-cfe8-270e-895a-135eab782446@st.com> Date: Wed, 30 Aug 2017 10:02:56 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 8bit X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG6NODE3.st.com (10.75.127.18) To SFHDAG5NODE2.st.com (10.75.127.14) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-08-30_04:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/28/2017 01:48 PM, Peter Ujfalusi wrote: > > Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki > Thanks for your invaluable inputs. This is more clear now and revise my driver > > I would not bother with mixed use case here, I would just make it > mandatory to go via the router. > I couldn't agree more. But it seems to me there is a flaw here. This should be possible though. I will likely look at that later on. A new revision of this driver will come soon ;) > > - Péter > Py From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pierre Yves MORDRET Subject: Re: [PATCH v3 2/5] dmaengine: Add STM32 DMAMUX driver Date: Wed, 30 Aug 2017 10:02:56 +0200 Message-ID: <5cc55253-cfe8-270e-895a-135eab782446@st.com> References: <1499343623-5964-1-git-send-email-pierre-yves.mordret@st.com> <20170722065133.GT3053@localhost> <2b916330-9b65-f4d5-817f-79b66cc236b3@st.com> <20170726052930.GF3053@localhost> <20170731123157.GJ3053@localhost> <20170802045522.GU3053@localhost> <7d2091fe-a2e5-78bb-b63d-9cb66bdb7e84@ti.com> <7bcad698-fa1a-3dc2-e918-4400639ca6d7@st.com> <47ceba83-1097-072e-bed6-d1964bce7a25@ti.com> <0e16a519-3d60-f683-5517-12a520e0e521@st.com> <71b7ef2a-d745-d16b-4538-567c856cce9a@st.com> <401305f0-15d8-1996-60d6-69c13cbacc06@ti.com> <58bf2f7c-faf1-d1e9-3c87-d7964d1ba3d4@st.com> <6e8e19f1-8d0f-183b-e02f-1ec8c4dd57b3@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US 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: Peter Ujfalusi , Vinod Koul Cc: Mark Rutland , "devicetree@vger.kernel.org" , Amelie DELAUNAY , Alexandre TORGUE , Russell King , Fabien DESSENNE , "linux-kernel@vger.kernel.org" , M'boumba Cedric Madianga , Rob Herring , Maxime Coquelin , "dmaengine@vger.kernel.org" , Dan Williams , Fabrice GASNIER , "linux-arm-kernel@lists.infradead.org" , Herbert Xu List-Id: devicetree@vger.kernel.org CgpPbiAwOC8yOC8yMDE3IDAxOjQ4IFBNLCBQZXRlciBVamZhbHVzaSB3cm90ZToKPiAKPiBUZXhh cyBJbnN0cnVtZW50cyBGaW5sYW5kIE95LCBQb3Jra2FsYW5rYXR1IDIyLCAwMDE4MCBIZWxzaW5r aS4gWS10dW5udXMvQnVzaW5lc3MgSUQ6IDA2MTU1MjEtNC4gS290aXBhaWtrYS9Eb21pY2lsZTog SGVsc2lua2kKPiAKClRoYW5rcyBmb3IgeW91ciBpbnZhbHVhYmxlIGlucHV0cy4gVGhpcyBpcyBt b3JlIGNsZWFyIG5vdyBhbmQgcmV2aXNlIG15IGRyaXZlcgoKPiAKPiBJIHdvdWxkIG5vdCBib3Ro ZXIgd2l0aCBtaXhlZCB1c2UgY2FzZSBoZXJlLCBJIHdvdWxkIGp1c3QgbWFrZSBpdAo+IG1hbmRh dG9yeSB0byBnbyB2aWEgdGhlIHJvdXRlci4KPiAKCkkgY291bGRuJ3QgYWdyZWUgbW9yZS4gQnV0 IGl0IHNlZW1zIHRvIG1lIHRoZXJlIGlzIGEgZmxhdyBoZXJlLiBUaGlzIHNob3VsZCBiZQpwb3Nz aWJsZSB0aG91Z2guIEkgd2lsbCBsaWtlbHkgbG9vayBhdCB0aGF0IGxhdGVyIG9uLgoKQSBuZXcg cmV2aXNpb24gb2YgdGhpcyBkcml2ZXIgd2lsbCBjb21lIHNvb24gOykKCj4gCj4gLSBQw6l0ZXIK PiAKUHkKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxp bnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFk ZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4 LWFybS1rZXJuZWwK From mboxrd@z Thu Jan 1 00:00:00 1970 From: pierre-yves.mordret@st.com (Pierre Yves MORDRET) Date: Wed, 30 Aug 2017 10:02:56 +0200 Subject: [PATCH v3 2/5] dmaengine: Add STM32 DMAMUX driver In-Reply-To: References: <1499343623-5964-1-git-send-email-pierre-yves.mordret@st.com> <20170722065133.GT3053@localhost> <2b916330-9b65-f4d5-817f-79b66cc236b3@st.com> <20170726052930.GF3053@localhost> <20170731123157.GJ3053@localhost> <20170802045522.GU3053@localhost> <7d2091fe-a2e5-78bb-b63d-9cb66bdb7e84@ti.com> <7bcad698-fa1a-3dc2-e918-4400639ca6d7@st.com> <47ceba83-1097-072e-bed6-d1964bce7a25@ti.com> <0e16a519-3d60-f683-5517-12a520e0e521@st.com> <71b7ef2a-d745-d16b-4538-567c856cce9a@st.com> <401305f0-15d8-1996-60d6-69c13cbacc06@ti.com> <58bf2f7c-faf1-d1e9-3c87-d7964d1ba3d4@st.com> <6e8e19f1-8d0f-183b-e02f-1ec8c4dd57b3@ti.com> Message-ID: <5cc55253-cfe8-270e-895a-135eab782446@st.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 08/28/2017 01:48 PM, Peter Ujfalusi wrote: > > Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki > Thanks for your invaluable inputs. This is more clear now and revise my driver > > I would not bother with mixed use case here, I would just make it > mandatory to go via the router. > I couldn't agree more. But it seems to me there is a flaw here. This should be possible though. I will likely look at that later on. A new revision of this driver will come soon ;) > > - P?ter > Py