target/linux/layerscape/patches-5.4/701-net-0130-bus-fsl-mc-move-fsl_mc_command-struct-in-a-uapi-head.patch

   1 From c2939a719ebc7b39453f47ad2d8d30fc06ef4be6 Mon Sep 17 00:00:00 2001
   2 From: Ioana Ciornei <ioana.ciornei@nxp.com>
   3 Date: Tue, 13 Mar 2018 13:57:00 +0200
   4 Subject: [PATCH] bus: fsl-mc: move fsl_mc_command struct in a uapi header
   5
   6 Define "struct fsl_mc_command" as a structure that can cross the
   7 user/kernel boundary.
   8
   9 Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
  10 ---
  11  MAINTAINERS                 |  2 ++
  12  include/linux/fsl/mc.h      |  8 +-------
  13  include/uapi/linux/fsl_mc.h | 25 +++++++++++++++++++++++++
  14  3 files changed, 28 insertions(+), 7 deletions(-)
  15  create mode 100644 include/uapi/linux/fsl_mc.h
  16
  17 --- a/MAINTAINERS
  18 +++ b/MAINTAINERS
  19 @@ -13438,6 +13438,8 @@ S:      Maintained
  20  F:     drivers/bus/fsl-mc/
  21  F:     Documentation/devicetree/bindings/misc/fsl,qoriq-mc.txt
  22  F:     Documentation/networking/device_drivers/freescale/dpaa2/overview.rst
  23 +F:     Documentation/networking/dpaa2/overview.rst
  24 +F:     include/uapi/linux/fsl_mc.h
  25
  26  QT1010 MEDIA DRIVER
  27  M:     Antti Palosaari <crope@iki.fi>
  28 --- a/include/linux/fsl/mc.h
  29 +++ b/include/linux/fsl/mc.h
  30 @@ -12,6 +12,7 @@
  31  #include <linux/device.h>
  32  #include <linux/mod_devicetable.h>
  33  #include <linux/interrupt.h>
  34 +#include <uapi/linux/fsl_mc.h>
  35
  36  #define FSL_MC_VENDOR_FREESCALE        0x1957
  37
  38 @@ -199,8 +200,6 @@ struct fsl_mc_device {
  39  #define to_fsl_mc_device(_dev) \
  40         container_of(_dev, struct fsl_mc_device, dev)
  41
  42 -#define MC_CMD_NUM_OF_PARAMS   7
  43 -
  44  struct mc_cmd_header {
  45         u8 src_id;
  46         u8 flags_hw;
  47 @@ -210,11 +209,6 @@ struct mc_cmd_header {
  48         __le16 cmd_id;
  49  };
  50
  51 -struct fsl_mc_command {
  52 -       __le64 header;
  53 -       __le64 params[MC_CMD_NUM_OF_PARAMS];
  54 -};
  55 -
  56  enum mc_cmd_status {
  57         MC_CMD_STATUS_OK = 0x0, /* Completed successfully */
  58         MC_CMD_STATUS_READY = 0x1, /* Ready to be processed */
  59 --- /dev/null
  60 +++ b/include/uapi/linux/fsl_mc.h
  61 @@ -0,0 +1,25 @@
  62 +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
  63 +/*
  64 + * Management Complex (MC) userspace public interface
  65 + *
  66 + * Copyright 2018 NXP
  67 + *
  68 + */
  69 +#ifndef _UAPI_FSL_MC_H_
  70 +#define _UAPI_FSL_MC_H_
  71 +
  72 +#include <linux/types.h>
  73 +
  74 +#define MC_CMD_NUM_OF_PARAMS   7
  75 +
  76 +/**
  77 + * struct fsl_mc_command - Management Complex (MC) command structure
  78 + * @header: MC command header
  79 + * @params: MC command parameters
  80 + */
  81 +struct fsl_mc_command {
  82 +       __le64 header;
  83 +       __le64 params[MC_CMD_NUM_OF_PARAMS];
  84 +};
  85 +
  86 +#endif /* _UAPI_FSL_MC_H_ */