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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
user/kernel boundary.

Acked-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/20210114170752.2927915-2-ciorneiioana@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ioana Ciornei
2021-01-14 19:07:48 +02:00
committed by Greg Kroah-Hartman
parent 2f6055c26f
commit 8544717cda
3 changed files with 27 additions and 7 deletions
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1
MAINTAINERS
View File

@@ -14652,6 +14652,7 @@ S: Maintained
F: Documentation/devicetree/bindings/misc/fsl,qoriq-mc.txt F: Documentation/devicetree/bindings/misc/fsl,qoriq-mc.txt
F: Documentation/networking/device_drivers/ethernet/freescale/dpaa2/overview.rst F: Documentation/networking/device_drivers/ethernet/freescale/dpaa2/overview.rst
F: drivers/bus/fsl-mc/ F: drivers/bus/fsl-mc/
F: include/uapi/linux/fsl_mc.h
QT1010 MEDIA DRIVER QT1010 MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi> M: Antti Palosaari <crope@iki.fi>

8
include/linux/fsl/mc.h
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@@ -13,6 +13,7 @@
#include <linux/device.h> #include <linux/device.h>
#include <linux/mod_devicetable.h> #include <linux/mod_devicetable.h>
#include <linux/interrupt.h> #include <linux/interrupt.h>
#include <uapi/linux/fsl_mc.h>
#define FSL_MC_VENDOR_FREESCALE 0x1957 #define FSL_MC_VENDOR_FREESCALE 0x1957
@@ -209,8 +210,6 @@ struct fsl_mc_device {
#define to_fsl_mc_device(_dev) \ #define to_fsl_mc_device(_dev) \
container_of(_dev, struct fsl_mc_device, dev) container_of(_dev, struct fsl_mc_device, dev)
#define MC_CMD_NUM_OF_PARAMS 7
struct mc_cmd_header { struct mc_cmd_header {
u8 src_id; u8 src_id;
u8 flags_hw; u8 flags_hw;
@@ -220,11 +219,6 @@ struct mc_cmd_header {
__le16 cmd_id; __le16 cmd_id;
}; };
struct fsl_mc_command {
__le64 header;
__le64 params[MC_CMD_NUM_OF_PARAMS];
};
enum mc_cmd_status { enum mc_cmd_status {
MC_CMD_STATUS_OK = 0x0, /* Completed successfully */ MC_CMD_STATUS_OK = 0x0, /* Completed successfully */
MC_CMD_STATUS_READY = 0x1, /* Ready to be processed */ MC_CMD_STATUS_READY = 0x1, /* Ready to be processed */

25
include/uapi/linux/fsl_mc.h Normal file
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@@ -0,0 +1,25 @@
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Management Complex (MC) userspace public interface
*
* Copyright 2021 NXP
*
*/
#ifndef _UAPI_FSL_MC_H_
#define _UAPI_FSL_MC_H_
#include <linux/types.h>
#define MC_CMD_NUM_OF_PARAMS 7
/**
* struct fsl_mc_command - Management Complex (MC) command structure
* @header: MC command header
* @params: MC command parameters
*/
struct fsl_mc_command {
__le64 header;
__le64 params[MC_CMD_NUM_OF_PARAMS];
};
#endif /* _UAPI_FSL_MC_H_ */