Message ID | 1533318808-10781-5-git-send-email-jollys@xilinx.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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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 <jolly.shah@xilinx.com>) id 1fleGp-0007cn-IW; 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 <jollys@xilinx.com>) id 1fleGl-0007bh-Bn; Fri, 03 Aug 2018 10:53:43 -0700 From: Jolly Shah <jolly.shah@xilinx.com> To: <ard.biesheuvel@linaro.org>, <mingo@kernel.org>, <gregkh@linuxfoundation.org>, <matt@codeblueprint.co.uk>, <sudeep.holla@arm.com>, <hkallweit1@gmail.com>, <keescook@chromium.org>, <dmitry.torokhov@gmail.com>, <mturquette@baylibre.com>, <sboyd@codeaurora.org>, <michal.simek@xilinx.com>, <robh+dt@kernel.org>, <mark.rutland@arm.com>, <linux-clk@vger.kernel.org> Subject: [PATCH v11 04/11] firmware: xilinx: Add query data API Date: Fri, 3 Aug 2018 10:53:21 -0700 Message-ID: <1533318808-10781-5-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; 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: devicetree@vger.kernel.org, rajanv@xilinx.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jolly Shah <jollys@xilinx.com> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP |
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drivers: Introduce firmware dnd clock river for ZynqMP core
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diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index 24cfd9e..8ec5682 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -260,9 +260,23 @@ static int zynqmp_pm_ioctl(u32 node_id, u32 ioctl_id, u32 arg1, u32 arg2, arg1, arg2, out); } +/** + * zynqmp_pm_query_data() - Get query data from firmware + * @qdata: Variable to the zynqmp_pm_query_data structure + * @out: Returned output value + * + * Return: Returns status, either success or error+reason + */ +static int zynqmp_pm_query_data(struct zynqmp_pm_query_data qdata, u32 *out) +{ + return zynqmp_pm_invoke_fn(PM_QUERY_DATA, qdata.qid, qdata.arg1, + qdata.arg2, qdata.arg3, out); +} + static const struct zynqmp_eemi_ops eemi_ops = { .get_api_version = zynqmp_pm_get_api_version, .ioctl = zynqmp_pm_ioctl, + .query_data = zynqmp_pm_query_data, }; /** diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index 2eec6e7..55ed2ba 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -35,6 +35,7 @@ enum pm_api_id { PM_GET_API_VERSION = 1, PM_IOCTL = 34, + PM_QUERY_DATA, }; /* PMU-FW return status codes */ @@ -48,9 +49,28 @@ enum pm_ret_status { XST_PM_ABORT_SUSPEND, }; +enum pm_query_id { + PM_QID_INVALID, +}; + +/** + * struct zynqmp_pm_query_data - PM query data + * @qid: query ID + * @arg1: Argument 1 of query data + * @arg2: Argument 2 of query data + * @arg3: Argument 3 of query data + */ +struct zynqmp_pm_query_data { + u32 qid; + u32 arg1; + u32 arg2; + u32 arg3; +}; + struct zynqmp_eemi_ops { int (*get_api_version)(u32 *version); int (*ioctl)(u32 node_id, u32 ioctl_id, u32 arg1, u32 arg2, u32 *out); + int (*query_data)(struct zynqmp_pm_query_data qdata, u32 *out); }; #if IS_REACHABLE(CONFIG_ARCH_ZYNQMP)