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Fri, 03 Aug 2018 10:53:52 -0700 Received: from [127.0.0.1] (helo=localhost) by xsj-pvapsmtp01 with smtp (Exim 4.63) (envelope-from ) id 1fleGp-0007cn-47; Fri, 03 Aug 2018 10:53:47 -0700 Received: from [172.19.2.91] (helo=xsjjollys50.xilinx.com) by xsj-pvapsmtp01 with esmtp (Exim 4.63) (envelope-from ) id 1fleGl-0007bh-9X; Fri, 03 Aug 2018 10:53:43 -0700 From: Jolly Shah To: , , , , , , , , , , , , , CC: , , , , Jolly Shah Subject: [PATCH v11 03/11] firmware: xilinx: Add zynqmp IOCTL API for device control Date: Fri, 3 Aug 2018 10:53:20 -0700 Message-ID: <1533318808-10781-4-git-send-email-jollys@xilinx.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1533318808-10781-1-git-send-email-jollys@xilinx.com> References: <1533318808-10781-1-git-send-email-jollys@xilinx.com> X-TM-AS-Product-Ver: IMSS-7.1.0.1224-8.2.0.1013-23620.005 X-TM-AS-User-Approved-Sender: Yes;Yes X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:149.199.60.83;IPV:NLI;CTRY:US;EFV:NLI;SFV:NSPM;SFS:(10009020)(346002)(376002)(396003)(136003)(39860400002)(2980300002)(438002)(199004)(189003)(107886003)(2201001)(39060400002)(106466001)(50226002)(217873002)(4326008)(9786002)(63266004)(77096007)(47776003)(5660300001)(26005)(110136005)(446003)(2906002)(426003)(50466002)(486006)(186003)(6666003)(305945005)(356003)(48376002)(336012)(316002)(81166006)(81156014)(76176011)(51416003)(106002)(8676002)(11346002)(2616005)(7696005)(476003)(126002)(72206003)(36386004)(36756003)(478600001)(16586007)(7416002)(44832011)(8936002)(54906003)(107986001)(921003)(1121003);DIR:OUT;SFP:1101;SCL:1;SRVR:DM5PR0201MB3511;H:xsj-pvapsmtpgw01;FPR:;SPF:Pass;LANG:en;PTR:unknown-60-83.xilinx.com;A:1;MX:1; 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} +/** + * zynqmp_pm_ioctl() - PM IOCTL API for device control and configs + * @node_id: Node ID of the device + * @ioctl_id: ID of the requested IOCTL + * @arg1: Argument 1 to requested IOCTL call + * @arg2: Argument 2 to requested IOCTL call + * @out: Returned output value + * + * This function calls IOCTL to firmware for device control and configuration. + * + * Return: Returns status, either success or error+reason + */ +static int zynqmp_pm_ioctl(u32 node_id, u32 ioctl_id, u32 arg1, u32 arg2, + u32 *out) +{ + return zynqmp_pm_invoke_fn(PM_IOCTL, node_id, ioctl_id, + arg1, arg2, out); +} + static const struct zynqmp_eemi_ops eemi_ops = { .get_api_version = zynqmp_pm_get_api_version, + .ioctl = zynqmp_pm_ioctl, }; /** diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index cb63bed..2eec6e7 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -34,6 +34,7 @@ enum pm_api_id { PM_GET_API_VERSION = 1, + PM_IOCTL = 34, }; /* PMU-FW return status codes */ @@ -49,6 +50,7 @@ enum pm_ret_status { struct zynqmp_eemi_ops { int (*get_api_version)(u32 *version); + int (*ioctl)(u32 node_id, u32 ioctl_id, u32 arg1, u32 arg2, u32 *out); }; #if IS_REACHABLE(CONFIG_ARCH_ZYNQMP)