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dkim=none (message not signed) header.d=none;xilinx.com; dmarc=none action=none header.from=ni.com; Received: from SN4PR0401MB3646.namprd04.prod.outlook.com (2603:10b6:803:4b::29) by SN6PR04MB4751.namprd04.prod.outlook.com (2603:10b6:805:b0::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3370.16; Thu, 17 Sep 2020 22:11:26 +0000 Received: from SN4PR0401MB3646.namprd04.prod.outlook.com ([fe80::30f8:af2b:efff:2750]) by SN4PR0401MB3646.namprd04.prod.outlook.com ([fe80::30f8:af2b:efff:2750%3]) with mapi id 15.20.3370.019; Thu, 17 Sep 2020 22:11:26 +0000 Date: Thu, 17 Sep 2020 17:11:20 -0500 From: Michael Auchter To: Ben Levinsky Cc: punit1.agrawal@toshiba.co.jp, stefanos@xilinx.com, michals@xilinx.com, devicetree@vger.kernel.org, mathieu.poirier@linaro.org, emooring@xilinx.com, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, jliang@xilinx.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, Wendy Liang , Michal Simek , Ed Mooring , Jason Wu Message-ID: <20200917221120.GA15530@xaphan> References: <20200917194341.16272-1-ben.levinsky@xilinx.com> <20200917194341.16272-6-ben.levinsky@xilinx.com> Content-Type: text/plain; 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X-MS-Exchange-AntiSpam-MessageData: tkzn6wdRpadA2GgzGiy7z/3p3vIN3nwyidrVuNM9bEGjx061hQQJYwenhNV3sIY09+1DANdTR+rl+1m9EaHLY6sDWjhjASHv4LpyOSB5Ld8G7AOFWEm/5o139uHA2YSXb7pjJ/TGrqnRreNQocxuaC6gZKOcfJ10graxZ26UtbaFbEZw5M+QnQNuvR0pGDlg5z37KKMpwTIafMgveqIfXB6l7ex102PrkhTuSQ5e1w2PPPqQToaBugjA7iB6roAnSZ0Z5ap93lGNay/3gWAuL0jlxPlEXrfhIY10NnlX9hTZkzO0EdobWrlE/Ys1m4THMfh1BG0YhzSphya7+jKfII8/Ge9s5DKXMddloJ/EqWMLXBGa0xkWiFmXwDR4EiKKuSiZa/7UzLVE+NJz36x/GbHkPomJ+MsnxRjJ+bm5ikE719ajKh2EAYavMJbw8+EsBRbmVaR3fnSDEevyD1XRpPg+aZWgcsw86JHHqZtLJxRCXn0f/4JGs/frW+CLWtLG8+AUpqBX5QFYh4WQ1nSq7VauxdEoLKPmaubA6iedkqHJPrT34CwPeN/e/4851gzqP7YlbxY0YXJXjj6Jb2sn8gpm+Hb2cVkl1XFHGjMn4tnv0pKyOQ/Vb/5QpYZ4ECJSVRsBHApgJeGsvUk4z0LhFFF8qxPPi5QHDtF6nMA88EaB39MzN0qx3eP3u5xsnRx2MXyxqhjzy0g8CnraO4KwcQ== X-OriginatorOrg: ni.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9b83929c-f440-40c3-6762-08d85b569e85 X-MS-Exchange-CrossTenant-AuthSource: SN4PR0401MB3646.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Sep 2020 22:11:26.1071 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 87ba1f9a-44cd-43a6-b008-6fdb45a5204e X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: p73Bru4e7gljxqO5iZHJS9/jae0h32h1iEKX0s83Ni3mitkVec05qWvwNpQ9HxDVMuMIJMJH4uadRU167RbHDA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR04MB4751 Subject: Re: [PATCH v14 5/5] remoteproc: Add initial zynqmp R5 remoteproc driver X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-17_20:2020-09-16,2020-09-17 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_policy_notspam policy=outbound_policy score=30 priorityscore=1501 lowpriorityscore=0 mlxscore=0 bulkscore=0 spamscore=0 impostorscore=0 adultscore=0 malwarescore=0 suspectscore=1 clxscore=1015 mlxlogscore=999 phishscore=0 classifier=spam adjust=30 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009170162 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hey Ben, Split mode is still not functional in this patch series (as was the case with the last few revisions). Before sending out the next revision, can you _please_ ensure you're testing all supported configurations? On Thu, Sep 17, 2020 at 12:43:41PM -0700, Ben Levinsky wrote: > +/** > + * RPU core configuration > + */ > +static enum rpu_oper_mode rpu_mode; > + <.. snip ..> > +static int zynqmp_r5_remoteproc_probe(struct platform_device *pdev) > +{ > + int ret, i = 0; > + u32 lockstep_mode; > + struct device *dev = &pdev->dev; > + struct device_node *nc; > + > + ret = of_property_read_u32(dev->of_node, > + "lockstep-mode", > + &lockstep_mode); > + if (ret < 0) { > + return ret; > + } else if (lockstep_mode != PM_RPU_MODE_LOCKSTEP && > + lockstep_mode != PM_RPU_MODE_SPLIT) { > + dev_err(dev, > + "Invalid lockstep-mode %x in %pOF\n", > + lockstep_mode, dev->of_node); > + return -EINVAL; > + } > + > + rpu_mode = lockstep_mode; > + > + dev_dbg(dev, "RPU configuration: %s\n", > + lockstep_mode ? "lockstep" : "split"); The binding documents lockstep-mode as: > + lockstep-mode: > + description: > + R5 core configuration (split is 0 or lock-step and 1) > + maxItems: 1 (Which needs to be reworded, but it looks like the intent was "split is 0 and lock-step is 1") However, rpu_oper_mode is defined as: > +enum rpu_oper_mode { > + PM_RPU_MODE_LOCKSTEP = 0, > + PM_RPU_MODE_SPLIT = 1, > +}; so the assignment "rpu_mode = lockstep_mode" is incorrect. - Michael