2020-04-10 02:47:05 +00:00
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From c2939a719ebc7b39453f47ad2d8d30fc06ef4be6 Mon Sep 17 00:00:00 2001
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From: Ioana Ciornei <ioana.ciornei@nxp.com>
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Date: Tue, 13 Mar 2018 13:57:00 +0200
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Subject: [PATCH] bus: fsl-mc: move fsl_mc_command struct in a uapi header
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Define "struct fsl_mc_command" as a structure that can cross the
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user/kernel boundary.
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Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
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---
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MAINTAINERS | 2 ++
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include/linux/fsl/mc.h | 8 +-------
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include/uapi/linux/fsl_mc.h | 25 +++++++++++++++++++++++++
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3 files changed, 28 insertions(+), 7 deletions(-)
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create mode 100644 include/uapi/linux/fsl_mc.h
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--- a/MAINTAINERS
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+++ b/MAINTAINERS
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2020-08-26 10:29:39 +00:00
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@@ -13437,6 +13437,8 @@ S: Maintained
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2020-04-10 02:47:05 +00:00
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F: drivers/bus/fsl-mc/
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F: Documentation/devicetree/bindings/misc/fsl,qoriq-mc.txt
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F: Documentation/networking/device_drivers/freescale/dpaa2/overview.rst
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+F: Documentation/networking/dpaa2/overview.rst
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+F: include/uapi/linux/fsl_mc.h
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QT1010 MEDIA DRIVER
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M: Antti Palosaari <crope@iki.fi>
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--- a/include/linux/fsl/mc.h
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+++ b/include/linux/fsl/mc.h
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@@ -12,6 +12,7 @@
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#include <linux/device.h>
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#include <linux/mod_devicetable.h>
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#include <linux/interrupt.h>
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+#include <uapi/linux/fsl_mc.h>
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#define FSL_MC_VENDOR_FREESCALE 0x1957
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@@ -199,8 +200,6 @@ struct fsl_mc_device {
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#define to_fsl_mc_device(_dev) \
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container_of(_dev, struct fsl_mc_device, dev)
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-#define MC_CMD_NUM_OF_PARAMS 7
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-
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struct mc_cmd_header {
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u8 src_id;
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u8 flags_hw;
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@@ -210,11 +209,6 @@ struct mc_cmd_header {
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__le16 cmd_id;
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};
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-struct fsl_mc_command {
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- __le64 header;
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- __le64 params[MC_CMD_NUM_OF_PARAMS];
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-};
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-
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enum mc_cmd_status {
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MC_CMD_STATUS_OK = 0x0, /* Completed successfully */
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MC_CMD_STATUS_READY = 0x1, /* Ready to be processed */
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--- /dev/null
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+++ b/include/uapi/linux/fsl_mc.h
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@@ -0,0 +1,25 @@
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+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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+/*
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+ * Management Complex (MC) userspace public interface
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+ *
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+ * Copyright 2018 NXP
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+ *
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+ */
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+#ifndef _UAPI_FSL_MC_H_
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+#define _UAPI_FSL_MC_H_
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+
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+#include <linux/types.h>
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+
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+#define MC_CMD_NUM_OF_PARAMS 7
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+
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+/**
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+ * struct fsl_mc_command - Management Complex (MC) command structure
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+ * @header: MC command header
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+ * @params: MC command parameters
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+ */
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+struct fsl_mc_command {
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+ __le64 header;
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+ __le64 params[MC_CMD_NUM_OF_PARAMS];
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+};
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+
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+#endif /* _UAPI_FSL_MC_H_ */
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