From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bhadram Varka Subject: Re: STMMAC driver with TSO enabled issue Date: Fri, 25 May 2018 10:11:11 +0530 Message-ID: <3143ce1f-30e7-6b8d-06b5-6048abab54bc@nvidia.com> References: <89c0a735-9e34-89c6-7692-579e48dadaa6@nvidia.com> <77c98a42-195f-b597-711d-8c2e8b55f266@synopsys.com> <5309d046-fc6f-bc63-06dc-6cc98276dce4@nvidia.com> <77ff3baf-fec5-f0a2-9fdf-caa63d4944d0@synopsys.com> <06ec3e2e-c41a-5f19-ffd8-51c5453d586b@synopsys.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------FAAB884F7593359187894A43" To: Jose Abreu , "netdev@vger.kernel.org" , Joao Pinto Return-path: Received: from hqemgate15.nvidia.com ([216.228.121.64]:5992 "EHLO hqemgate15.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750913AbeEYElZ (ORCPT ); Fri, 25 May 2018 00:41:25 -0400 In-Reply-To: <06ec3e2e-c41a-5f19-ffd8-51c5453d586b@synopsys.com> Content-Language: en-US Sender: netdev-owner@vger.kernel.org List-ID: --------------FAAB884F7593359187894A43 Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit Hi Jose, On 5/24/2018 3:01 PM, Jose Abreu wrote: > Hi Bhadram, > > On 24-05-2018 06:58, Bhadram Varka wrote: >> >> After some time if check Tx descriptor status - then I see only >> below >> >> [..] >> [85788.286730] 027 [0x827951b0]: 0xf854f000 0x0 0x16d8 0x90000000 >> >> index 025 and 026 descriptors processed but not index 027. >> >> At this stage Tx DMA is always in below state - >> >> ■ 3'b011: Running (Reading Data from system memory >> buffer and queuing it to the Tx buffer (Tx FIFO)) > > Thats strange, I think the descriptors look okay though. I will > need the registers values (before the lock) and, if possible, the > git bisect output. Attaching the register dump file after the issue observed. Please check once. -- Thanks, Bhadram. --------------FAAB884F7593359187894A43 Content-Type: text/plain; charset="UTF-8"; name="regdump.txt" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="regdump.txt" MHgwICA9IDB4MDgwNjIyMDMNCjB4NCAgPSAweDAwMDAwMDAwDQoweDggID0gMHgwMDAwMDAw NA0KMHhjICA9IDB4MDAwMDAwMDANCjB4MTAgPSAweDAwMDA0MDAyDQoweDE0ID0gMHgwMDAy MDAwMQ0KMHgxOCA9IDB4MDAwMDAwMDANCjB4MWMgPSAweDAwMDAwMDAwDQoweDIwID0gMHgw MDAwMDAwMA0KMHgyNCA9IDB4MDAwMDAwMDANCjB4MjggPSAweDAwMDAwMDAwDQoweDJjID0g MHgwMDAwMDAwMA0KMHg1MCA9IDB4MDAwMDAwMDANCjB4NTQgPSAweDAwMDAwMDAwDQoweDU4 ID0gMHgwMDAwMDAwMA0KMHg2MCA9IDB4MDAwMDAwMDANCjB4NjQgPSAweDAwMDAwMDAwDQow eDcwID0gMHgwMDAwMDAwMA0KMHg3NCA9IDB4MDAwMDAwMDANCjB4NzggPSAweDAwMDAwMDAw DQoweDdjID0gMHgwMDAwMDAwMA0KMHg5MCA9IDB4MDAwMDAwMDANCjB4OTQgPSAweDAwMDAw MDAwDQoweDk4ID0gMHgwMDAwMDAwMA0KMHg5YyA9IDB4MDAwMDAwMDANCjB4YTAgPSAweDAw MDAwMEFBDQoweGE0ID0gMHgwMDAwMDAwMA0KMHhhOCA9IDB4MDMwMjAxMDANCjB4YWMgPSAw eDAwMDAwMDAwDQoweGIwID0gMHgwMDAwMDAwMA0KMHhiNCA9IDB4MDAwMDAwMzANCjB4Yjgg PSAweDAwMDAwMDAwDQoweGMwID0gMHgwMDAwMDAwMA0KMHhjNCA9IDB4MDAwMDAwMDANCjB4 ZDAgPSAweDAwMDAwMDAwDQoweGQ0ID0gMHgwM0U4MDAwMA0KMHhkOCA9IDB4MDAwMDAwMDAN CjB4ZGMgPSAweDAwMDAwMDYzDQoweGUwID0gMHgwMDAwMDAwMA0KMHhlNCA9IDB4MDAwMDAw MDANCjB4ZTggPSAweDAwMDAwMDAwDQoweGVjID0gMHgwMDAwMDAwMA0KMHhmMCA9IDB4MDAw MDAwMDANCjB4ZjQgPSAweDAwMDAwMDAwDQoweGY4ID0gMHgwMDAwMDAwMA0KMHgxMTAgPSAw eDAwMDAxMDQxDQoweDExNCA9IDB4MDAwMDAwMDANCjB4MTFjID0gMHgxQkZENzNGNw0KMHgx MjAgPSAweDQyOUU3OUM3DQoweDEyNCA9IDB4MTAwQzMwQzMNCjB4MTI4ID0gMHgwMDAwMDAw MA0KMHgxNDAgPSAweDAwMDAwMDAwDQoweDE0NCA9IDB4MDAwMDAwMDANCjB4MTQ4ID0gMHgw MDAwMDAwMA0KMHgxNGMgPSAweDAwMDAwMDAwDQoweDE1MCA9IDB4MDAwMDAwMDANCjB4MjAw ID0gMHgwMDEwMDEwNA0KMHgyMDQgPSAweDAwMDAwMDAwDQoweDIwOCA9IDB4MDAwMDAwMDAN CjB4MjBjID0gMHgwMDAwMDAwMA0KMHgyMTAgPSAweDAwMDAwMDAwDQoweDIzMCA9IDB4MDAw MDAwMDANCjB4MjM0ID0gMHgwMDAwMDAwMA0KMHgyMzggPSAweDAwMDAwMDAwDQoweDI0MCA9 IDB4MDAwMDAwMDANCjB4MjQ0ID0gMHgwMDAwMDAwMA0KMHgzMDAgPSAweDgwMDA1Q0UxDQow eDMwNCA9IDB4Q0FBMjk2RkUNCjB4YzAwID0gMHgwMDAwMDAwMA0KMHhjMDggPSAweDAwMDAw MDAwDQoweGMwYyA9IDB4MDA4MDAwMTgNCjB4YzEwID0gMHgwMDAwMDAwMA0KMHhjMjAgPSAw eDAwMDAwMDAwDQoweGMzMCA9IDB4MDIwMjAxMDANCjB4YzM0ID0gMHgwMDAwMDAwMA0KMHhk MDAgPSAweDAwMEYwMDBBDQoweGQwNCA9IDB4MDAwMDAwMDANCjB4ZDA4ID0gMHgwMDAwMDAw MA0KMHhkMGMgPSAweDAwMDAwMDAwDQoweGQxNCA9IDB4MDAwMDAwMDANCjB4ZDE4ID0gMHgw MDAwMDAxMA0KMHhkMmMgPSAweDAxMDAwMDAwDQoweGQzMCA9IDB4MDBGMEMxQTANCjB4ZDM0 ID0gMHgwMDAwMDAwMA0KMHhkMzggPSAweDAwMDAwMDAwDQoweGQzYyA9IDB4MDAwMDAwMDAN CjB4ZDQwID0gMHgwMDBGMDAwQQ0KMHhkODAgPSAweDAwMEYwMDBBDQoweGRjMCA9IDB4MDAw RjAwMEENCjB4ZDQ0ID0gMHgwMDAwMDAwMA0KMHhkODQgPSAweDAwMDAwMDAwDQoweGRjNCA9 IDB4MDAwMDAwMDANCjB4ZDQ4ID0gMHgwMDAwMDAwMA0KMHhkODggPSAweDAwMDAwMDAwDQow eGRjOCA9IDB4MDAwMDAwMDANCjB4MTAwMCA9IDB4MDAwMDAwMDANCjB4MTAwNCA9IDB4MDAw MjEwMEUNCjB4MTAwOCA9IDB4MDAwMDAwMDANCjB4MTAwYyA9IDB4MzM2MzYzMDANCjB4MTAx MCA9IDB4MDAwMDAwNjMNCjB4MTAxNCA9IDB4MDAwMDAwMDANCjB4MTAyMCA9IDB4MDAwMDAw MDANCjB4MTAyNCA9IDB4MDAwMDAwMDANCjB4MTAyOCA9IDB4MDAwMDAwMDANCjB4MTEwMCA9 IDB4MDAwMTAwMDANCjB4MTE4MCA9IDB4MDAwMTAwMDANCjB4MTIwMCA9IDB4MDAwMTAwMDAN CjB4MTI4MCA9IDB4MDAwMTAwMDANCjB4MTEwNCA9IDB4MDAyMDEwMDENCjB4MTE4NCA9IDB4 MDAyMDEwMDENCjB4MTIwNCA9IDB4MDAyMDEwMDENCjB4MTI4NCA9IDB4MDAyMDEwMDENCjB4 MTEwOCA9IDB4MDAwODAwMDENCjB4MTE4OCA9IDB4MDAwODAwMDENCjB4MTIwOCA9IDB4MDAw ODAwMDENCjB4MTI4OCA9IDB4MDAwODAwMDENCjB4MTExMCA9IDB4MDAwMDAwMDANCjB4MTE5 MCA9IDB4MDAwMDAwMDANCjB4MTIxMCA9IDB4MDAwMDAwMDANCjB4MTI5MCA9IDB4MDAwMDAw MDANCjB4MTExNCA9IDB4RkMwNDQwMDANCjB4MTE5NCA9IDB4RkMwNDUwMDANCjB4MTIxNCA9 IDB4RkMwNDYwMDANCjB4MTI5NCA9IDB4RkMwNDcwMDANCjB4MTExOCA9IDB4MDAwMDAwMDAN CjB4MTE5OCA9IDB4MDAwMDAwMDANCjB4MTIxOCA9IDB4MDAwMDAwMDANCjB4MTI5OCA9IDB4 MDAwMDAwMDANCjB4MTExQyA9IDB4RkMwNDAwMDANCjB4MTE5YyA9IDB4RkMwNDEwMDANCjB4 MTIxYyA9IDB4RkMwNDIwMDANCjB4MTI5YyA9IDB4RkMwNDMwMDANCjB4MTEyMCA9IDB4RkMw NDQ0MDANCjB4MTFBMCA9IDB4RkMwNDU0MDANCjB4MTIyMCA9IDB4RkMwNDY0MDANCjB4MTJB MCA9IDB4RkMwNDc0MDANCjB4MTEyOCA9IDB4RkMwNDA0MDANCjB4MTFBOCA9IDB4RkMwNDE0 MDANCjB4MTIyOCA9IDB4RkMwNDI0MDANCjB4MTJBOCA9IDB4RkMwNDM0MDANCjB4MTEyYyA9 IDB4MDAwMDAwM0YNCjB4MTFhYyA9IDB4MDAwMDAwM0YNCjB4MTIyYyA9IDB4MDAwMDAwM0YN CjB4MTJhYyA9IDB4MDAwMDAwM0YNCjB4MTEzMCA9IDB4MDAwMDAwM0YNCjB4MTFiMCA9IDB4 MDAwMDAwM0YNCjB4MTIzMCA9IDB4MDAwMDAwM0YNCjB4MTJiMCA9IDB4MDAwMDAwM0Y= --------------FAAB884F7593359187894A43--