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Wed, 27 Jan 2021 10:14:22 +0800 Message-ID: <1611713663.3905.19.camel@mhfsdcap03> Subject: Re: [PATCH v6] usb: xhci-mtk: fix unreleased bandwidth data From: Chunfeng Yun To: Mathias Nyman CC: Greg Kroah-Hartman , Ikjoon Jang , , , Zhanyong Wang , Tianping Fang , Matthias Brugger , , Date: Wed, 27 Jan 2021 10:14:23 +0800 In-Reply-To: References: <20210113180444.v6.1.Id0d31b5f3ddf5e734d2ab11161ac5821921b1e1e@changeid> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 017506B0ECBD3990E5B8BE4EFC066A9874C9FCE0C451CA2BA053A9B4C643E5EA2000:8 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gVHVlLCAyMDIxLTAxLTI2IGF0IDE2OjI3ICswMjAwLCBNYXRoaWFzIE55bWFuIHdyb3RlOg0K PiBPbiAyNi4xLjIwMjEgMTYuMTMsIEdyZWcgS3JvYWgtSGFydG1hbiB3cm90ZToNCj4gPiBPbiBX ZWQsIEphbiAxMywgMjAyMSBhdCAwNjowNToxMVBNICswODAwLCBJa2pvb24gSmFuZyB3cm90ZToN Cj4gPj4geGhjaS1tdGsgbmVlZHMgWEhDSV9NVEtfSE9TVCBxdWlyayBmdW5jdGlvbnMgaW4gYWRk X2VuZHBvaW50KCkgYW5kDQo+ID4+IGRyb3BfZW5kcG9pbnQoKSB0byBoYW5kbGUgaXRzIG93biBz dyBiYW5kd2lkdGggbWFuYWdlbWVudC4NCj4gPj4NCj4gPj4gSXQgc3RvcmVzIGJhbmR3aWR0aCBk YXRhIGludG8gYW4gaW50ZXJuYWwgdGFibGUgZXZlcnkgdGltZQ0KPiA+PiBhZGRfZW5kcG9pbnQo KSBpcyBjYWxsZWQsIGFuZCBkcm9wcyB0aG9zZSBpbiBkcm9wX2VuZHBvaW50KCkuDQo+ID4+IEJ1 dCB3aGVuIGJhbmR3aWR0aCBhbGxvY2F0aW9uIGZhaWxzIGF0IG9uZSBlbmRwb2ludCwgYWxsIGVh cmxpZXINCj4gPj4gYWxsb2NhdGlvbiBmcm9tIHRoZSBzYW1lIGludGVyZmFjZSBjb3VsZCBzdGls bCByZW1haW4gYXQgdGhlIHRhYmxlLg0KPiA+Pg0KPiA+PiBUaGlzIHBhdGNoIG1vdmVzIGJhbmR3 aWR0aCBtYW5hZ2VtZW50IGNvZGVzIHRvIGNoZWNrX2JhbmR3aWR0aCgpIGFuZA0KPiA+PiByZXNl dF9iYW5kd2lkdGgoKSBwYXRoLiBUbyBkbyBzbywgdGhpcyBwYXRjaCBhbHNvIGFkZHMgdGhvc2Ug ZnVuY3Rpb25zDQo+ID4+IHRvIHhoY2lfZHJpdmVyX292ZXJyaWRlcyBhbmQgbGV0cyBtdGsteGhj aSB0byByZWxlYXNlIGFsbCBmYWlsZWQNCj4gPj4gZW5kcG9pbnRzIGluIHJlc2V0X2JhbmR3aWR0 aCgpIHBhdGguDQo+ID4+DQo+ID4+IEZpeGVzOiAwOGU0NjlkZTg3YTIgKCJ1c2I6IHhoY2ktbXRr OiBzdXBwb3J0cyBiYW5kd2lkdGggc2NoZWR1bGluZyB3aXRoIG11bHRpLVRUIikNCj4gPj4gU2ln bmVkLW9mZi1ieTogSWtqb29uIEphbmcgPGlram5AY2hyb21pdW0ub3JnPg0KPiA+IA0KPiA+IE1h dGhpYXMsIGFueSBvYmplY3Rpb24gdG8gbWUgdGFraW5nIHRoaXMgcGF0Y2gsIG9yIGRvIHlvdSBo YXZlIG90aGVycw0KPiA+IGJlaW5nIHF1ZXVlZCB1cCBmb3IgNS4xMS1maW5hbD8NCj4gPiANCj4g DQo+IE5vIG9iamVjdGlvbnMsIGhhdmVuJ3QgdHJpZWQgaXQgb3V0IGJ1dCBpdCBsb29rcyBnb29k IHRvIG1lLg0KPiANCj4gSWYgSSBmaW5pc2ggc29tZSBhZGRpdGlvbmFsIHNtYWxsIGZpeCBmb3Ig NS4xMS1maW5hbCBJIGNhbiBtYWtlIGl0IG9uIHRvcCBvZiB0aGlzDQpQbGVhc2UgZ2l2ZSBtZSBz b21lIHRpbWUgdG8gdGVzdCB0aGlzIHBhdGNoLCB0aGFuayB5b3UNCg0KPiANCj4gLU1hdGhpYXMg DQoNCg== 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,URIBL_BLOCKED, 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 A6B06C433DB for ; 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Wed, 27 Jan 2021 10:14:22 +0800 Message-ID: <1611713663.3905.19.camel@mhfsdcap03> Subject: Re: [PATCH v6] usb: xhci-mtk: fix unreleased bandwidth data From: Chunfeng Yun To: Mathias Nyman Date: Wed, 27 Jan 2021 10:14:23 +0800 In-Reply-To: References: <20210113180444.v6.1.Id0d31b5f3ddf5e734d2ab11161ac5821921b1e1e@changeid> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 017506B0ECBD3990E5B8BE4EFC066A9874C9FCE0C451CA2BA053A9B4C643E5EA2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210126_211432_243167_D75A796F X-CRM114-Status: GOOD ( 19.31 ) 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: Zhanyong Wang , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Tianping Fang , linux-mediatek@lists.infradead.org, Matthias Brugger , Ikjoon Jang , 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 Tue, 2021-01-26 at 16:27 +0200, Mathias Nyman wrote: > On 26.1.2021 16.13, Greg Kroah-Hartman wrote: > > On Wed, Jan 13, 2021 at 06:05:11PM +0800, Ikjoon Jang wrote: > >> xhci-mtk needs XHCI_MTK_HOST quirk functions in add_endpoint() and > >> drop_endpoint() to handle its own sw bandwidth management. > >> > >> It stores bandwidth data into an internal table every time > >> add_endpoint() is called, and drops those in drop_endpoint(). > >> But when bandwidth allocation fails at one endpoint, all earlier > >> allocation from the same interface could still remain at the table. > >> > >> This patch moves bandwidth management codes to check_bandwidth() and > >> reset_bandwidth() path. To do so, this patch also adds those functions > >> to xhci_driver_overrides and lets mtk-xhci to release all failed > >> endpoints in reset_bandwidth() path. > >> > >> Fixes: 08e469de87a2 ("usb: xhci-mtk: supports bandwidth scheduling with multi-TT") > >> Signed-off-by: Ikjoon Jang > > > > Mathias, any objection to me taking this patch, or do you have others > > being queued up for 5.11-final? > > > > No objections, haven't tried it out but it looks good to me. > > If I finish some additional small fix for 5.11-final I can make it on top of this Please give me some time to test this patch, thank you > > -Mathias _______________________________________________ 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,URIBL_BLOCKED, 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 E3B6FC433DB for ; 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Wed, 27 Jan 2021 10:14:22 +0800 Message-ID: <1611713663.3905.19.camel@mhfsdcap03> Subject: Re: [PATCH v6] usb: xhci-mtk: fix unreleased bandwidth data From: Chunfeng Yun To: Mathias Nyman Date: Wed, 27 Jan 2021 10:14:23 +0800 In-Reply-To: References: <20210113180444.v6.1.Id0d31b5f3ddf5e734d2ab11161ac5821921b1e1e@changeid> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-TM-SNTS-SMTP: 017506B0ECBD3990E5B8BE4EFC066A9874C9FCE0C451CA2BA053A9B4C643E5EA2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210126_211432_243167_D75A796F X-CRM114-Status: GOOD ( 19.31 ) 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: Zhanyong Wang , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Tianping Fang , linux-mediatek@lists.infradead.org, Matthias Brugger , Ikjoon Jang , 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 Tue, 2021-01-26 at 16:27 +0200, Mathias Nyman wrote: > On 26.1.2021 16.13, Greg Kroah-Hartman wrote: > > On Wed, Jan 13, 2021 at 06:05:11PM +0800, Ikjoon Jang wrote: > >> xhci-mtk needs XHCI_MTK_HOST quirk functions in add_endpoint() and > >> drop_endpoint() to handle its own sw bandwidth management. > >> > >> It stores bandwidth data into an internal table every time > >> add_endpoint() is called, and drops those in drop_endpoint(). > >> But when bandwidth allocation fails at one endpoint, all earlier > >> allocation from the same interface could still remain at the table. > >> > >> This patch moves bandwidth management codes to check_bandwidth() and > >> reset_bandwidth() path. To do so, this patch also adds those functions > >> to xhci_driver_overrides and lets mtk-xhci to release all failed > >> endpoints in reset_bandwidth() path. > >> > >> Fixes: 08e469de87a2 ("usb: xhci-mtk: supports bandwidth scheduling with multi-TT") > >> Signed-off-by: Ikjoon Jang > > > > Mathias, any objection to me taking this patch, or do you have others > > being queued up for 5.11-final? > > > > No objections, haven't tried it out but it looks good to me. > > If I finish some additional small fix for 5.11-final I can make it on top of this Please give me some time to test this patch, thank you > > -Mathias _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel