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Tue, 5 Jan 2021 15:24:56 +0800 Message-ID: <1609831496.23685.7.camel@mhfsdcap03> Subject: Re: i2c: mediatek: Fix apdma and i2c hand-shake timeout From: Qii Wang To: Wolfram Sang CC: , , , , , , Date: Tue, 5 Jan 2021 15:24:56 +0800 In-Reply-To: <20210104183202.GD935@ninjato> References: <1608812767-3254-1-git-send-email-qii.wang@mediatek.com> <20210104182959.GC935@ninjato> <20210104183202.GD935@ninjato> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 8622BB2201912994D94D12F5823443A0F8E2910C300CEAE4236ECE2AE31BE4892000:8 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org T24gTW9uLCAyMDIxLTAxLTA0IGF0IDE5OjMyICswMTAwLCBXb2xmcmFtIFNhbmcgd3JvdGU6DQo+ IE9uIE1vbiwgSmFuIDA0LCAyMDIxIGF0IDA3OjI5OjU5UE0gKzAxMDAsIFdvbGZyYW0gU2FuZyB3 cm90ZToNCj4gPiBPbiBUaHUsIERlYyAyNCwgMjAyMCBhdCAwODoyNjowN1BNICswODAwLCBxaWku d2FuZ0BtZWRpYXRlay5jb20gd3JvdGU6DQo+ID4gPiBGcm9tOiBRaWkgV2FuZyA8cWlpLndhbmdA bWVkaWF0ZWsuY29tPg0KPiA+ID4gDQo+ID4gPiBXaXRoIHRoZSBhcGRtYSByZW1vdmUgaGFuZC1z aGFrZSBzaWduYWwsIGl0IHJlcXVpcnMgc3BlY2lhbA0KPiA+ID4gb3BlcmF0aW9uIHRpbWluZyB0 byByZXNldCBpMmMgbWFudWFsbHksIG90aGVyd2lzZSB0aGUgaW50ZXJydXB0DQo+ID4gPiB3aWxs IG5vdCBiZSB0cmlnZ2VyZWQsIGkyYyB0cmFuc21pc3Npb24gd2lsbCBiZSB0aW1lb3V0Lg0KPiA+ ID4gDQo+ID4gPiBTaWduZWQtb2ZmLWJ5OiBRaWkgV2FuZyA8cWlpLndhbmdAbWVkaWF0ZWsuY29t Pg0KPiA+IA0KPiA+IEFwcGxpZWQgdG8gZm9yLWN1cnJlbnQsIHRoYW5rcyENCj4gDQo+IEFueSBG aXhlczotVGFnIHdlIGNvdWxkIGFkZD8NCj4gDQoNCkNvdWxkIHlvdSBoZWxwIG1lIGFkZDoNCglG aXhlczogODQyNmZlNzBjZmE0KCJpMmM6IG1lZGlhdGVrOiBBZGQgYXBkbWEgc3luYyBpbiBpMmMg ZHJpdmVyIikNClRoYW5rcw0K From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C350C433E0 for ; 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Tue, 5 Jan 2021 15:24:56 +0800 Message-ID: <1609831496.23685.7.camel@mhfsdcap03> Subject: Re: i2c: mediatek: Fix apdma and i2c hand-shake timeout From: Qii Wang To: Wolfram Sang Date: Tue, 5 Jan 2021 15:24:56 +0800 In-Reply-To: <20210104183202.GD935@ninjato> References: <1608812767-3254-1-git-send-email-qii.wang@mediatek.com> <20210104182959.GC935@ninjato> <20210104183202.GD935@ninjato> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 8622BB2201912994D94D12F5823443A0F8E2910C300CEAE4236ECE2AE31BE4892000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210105_023508_942197_DCE68B11 X-CRM114-Status: GOOD ( 14.22 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: srv_heupstream@mediatek.com, leilk.liu@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-i2c@vger.kernel.org, matthias.bgg@gmail.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On Mon, 2021-01-04 at 19:32 +0100, Wolfram Sang wrote: > On Mon, Jan 04, 2021 at 07:29:59PM +0100, Wolfram Sang wrote: > > On Thu, Dec 24, 2020 at 08:26:07PM +0800, qii.wang@mediatek.com wrote: > > > From: Qii Wang > > > > > > With the apdma remove hand-shake signal, it requirs special > > > operation timing to reset i2c manually, otherwise the interrupt > > > will not be triggered, i2c transmission will be timeout. > > > > > > Signed-off-by: Qii Wang > > > > Applied to for-current, thanks! > > Any Fixes:-Tag we could add? > Could you help me add: Fixes: 8426fe70cfa4("i2c: mediatek: Add apdma sync in i2c driver") Thanks _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D5188C433E0 for ; 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Tue, 5 Jan 2021 15:24:56 +0800 Message-ID: <1609831496.23685.7.camel@mhfsdcap03> Subject: Re: i2c: mediatek: Fix apdma and i2c hand-shake timeout From: Qii Wang To: Wolfram Sang Date: Tue, 5 Jan 2021 15:24:56 +0800 In-Reply-To: <20210104183202.GD935@ninjato> References: <1608812767-3254-1-git-send-email-qii.wang@mediatek.com> <20210104182959.GC935@ninjato> <20210104183202.GD935@ninjato> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 8622BB2201912994D94D12F5823443A0F8E2910C300CEAE4236ECE2AE31BE4892000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210105_023508_942197_DCE68B11 X-CRM114-Status: GOOD ( 14.22 ) 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: srv_heupstream@mediatek.com, leilk.liu@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-i2c@vger.kernel.org, matthias.bgg@gmail.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 2021-01-04 at 19:32 +0100, Wolfram Sang wrote: > On Mon, Jan 04, 2021 at 07:29:59PM +0100, Wolfram Sang wrote: > > On Thu, Dec 24, 2020 at 08:26:07PM +0800, qii.wang@mediatek.com wrote: > > > From: Qii Wang > > > > > > With the apdma remove hand-shake signal, it requirs special > > > operation timing to reset i2c manually, otherwise the interrupt > > > will not be triggered, i2c transmission will be timeout. > > > > > > Signed-off-by: Qii Wang > > > > Applied to for-current, thanks! > > Any Fixes:-Tag we could add? > Could you help me add: Fixes: 8426fe70cfa4("i2c: mediatek: Add apdma sync in i2c driver") Thanks _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel