Commit fab8ca58 authored by Laurentiu Tudor's avatar Laurentiu Tudor Committed by Greg Kroah-Hartman
Browse files

staging: fsl-mc: move mc-sys.h contents in the public header



mc-sys.h contains the API to send commands to the MC and is used
by drivers. Move it to the public headers and get rid of the mc-sys.h
header.
Signed-off-by: default avatarLaurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 409acdd0
......@@ -40,7 +40,6 @@
#include <linux/iommu.h>
#include "../../fsl-mc/include/mc.h"
#include "../../fsl-mc/include/mc-sys.h"
#include "dpaa2-eth.h"
/* CREATE_TRACE_POINTS only needs to be defined once. Other dpa files
......
......@@ -32,7 +32,7 @@
*/
#include <linux/kernel.h>
#include <linux/errno.h>
#include "../../fsl-mc/include/mc-sys.h"
#include "../../fsl-mc/include/mc.h"
#include "../../fsl-mc/include/mc-cmd.h"
#include "dpni.h"
#include "dpni-cmd.h"
......
......@@ -30,7 +30,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/kernel.h>
#include "../include/mc-sys.h"
#include "../include/mc.h"
#include "../include/mc-cmd.h"
#include "../include/dpbp.h"
......
......@@ -30,7 +30,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/kernel.h>
#include "../include/mc-sys.h"
#include "../include/mc.h"
#include "../include/mc-cmd.h"
#include "../include/dpcon.h"
......
......@@ -31,7 +31,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/kernel.h>
#include "../../include/mc-sys.h"
#include "../../include/mc.h"
#include "../../include/mc-cmd.h"
#include "dpio.h"
......
......@@ -30,7 +30,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/kernel.h>
#include "../include/mc-sys.h"
#include "../include/mc.h"
#include "../include/mc-cmd.h"
#include "dpmcp.h"
......
......@@ -13,7 +13,7 @@
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/msi.h>
#include "../include/mc-sys.h"
#include "../include/mc.h"
#include "dprc-cmd.h"
#include "fsl-mc-private.h"
......
......@@ -31,7 +31,6 @@
*/
#include <linux/kernel.h>
#include "../include/mc.h"
#include "../include/mc-sys.h"
#include "../include/mc-cmd.h"
#include "../include/dprc.h"
......
......@@ -10,7 +10,7 @@
#include <linux/module.h>
#include <linux/msi.h>
#include "../include/mc-sys.h"
#include "../include/mc.h"
#include "fsl-mc-private.h"
......
......@@ -20,7 +20,6 @@
#include <linux/bitops.h>
#include <linux/msi.h>
#include <linux/dma-mapping.h>
#include "../include/mc-sys.h"
#include "../include/mc-cmd.h"
#include "fsl-mc-private.h"
......
......@@ -31,7 +31,7 @@
*/
#include <linux/io.h>
#include "../include/mc-sys.h"
#include "../include/mc.h"
#include "fsl-mc-private.h"
#include "dpmcp.h"
......
......@@ -37,7 +37,6 @@
#include <linux/ioport.h>
#include <linux/device.h>
#include <linux/io.h>
#include "../include/mc-sys.h"
#include "../include/mc-cmd.h"
#include "../include/mc.h"
......
/*
* Copyright 2013-2016 Freescale Semiconductor Inc.
*
* Interface of the I/O services to send MC commands to the MC hardware
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the above-listed copyright holders nor the
* names of any contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _FSL_MC_SYS_H
#define _FSL_MC_SYS_H
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/mutex.h>
#include <linux/spinlock.h>
/**
* Bit masks for a MC I/O object (struct fsl_mc_io) flags
*/
#define FSL_MC_IO_ATOMIC_CONTEXT_PORTAL 0x0001
struct mc_command;
/**
* struct fsl_mc_io - MC I/O object to be passed-in to mc_send_command()
* @dev: device associated with this Mc I/O object
* @flags: flags for mc_send_command()
* @portal_size: MC command portal size in bytes
* @portal_phys_addr: MC command portal physical address
* @portal_virt_addr: MC command portal virtual address
* @dpmcp_dev: pointer to the DPMCP device associated with the MC portal.
*
* Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not
* set:
* @mutex: Mutex to serialize mc_send_command() calls that use the same MC
* portal, if the fsl_mc_io object was created with the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag off. mc_send_command() calls for this
* fsl_mc_io object must be made only from non-atomic context.
*
* Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is
* set:
* @spinlock: Spinlock to serialize mc_send_command() calls that use the same MC
* portal, if the fsl_mc_io object was created with the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag on. mc_send_command() calls for this
* fsl_mc_io object can be made from atomic or non-atomic context.
*/
struct fsl_mc_io {
struct device *dev;
u16 flags;
u16 portal_size;
phys_addr_t portal_phys_addr;
void __iomem *portal_virt_addr;
struct fsl_mc_device *dpmcp_dev;
union {
/*
* This field is only meaningful if the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not set
*/
struct mutex mutex; /* serializes mc_send_command() */
/*
* This field is only meaningful if the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is set
*/
spinlock_t spinlock; /* serializes mc_send_command() */
};
};
int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd);
#endif /* _FSL_MC_SYS_H */
......@@ -23,6 +23,7 @@ struct msi_domain_info;
struct fsl_mc_device;
struct fsl_mc_io;
struct mc_command;
/**
* struct fsl_mc_driver - MC object device driver object
......@@ -201,6 +202,58 @@ struct fsl_mc_device {
#define to_fsl_mc_device(_dev) \
container_of(_dev, struct fsl_mc_device, dev)
/**
* Bit masks for a MC I/O object (struct fsl_mc_io) flags
*/
#define FSL_MC_IO_ATOMIC_CONTEXT_PORTAL 0x0001
/**
* struct fsl_mc_io - MC I/O object to be passed-in to mc_send_command()
* @dev: device associated with this Mc I/O object
* @flags: flags for mc_send_command()
* @portal_size: MC command portal size in bytes
* @portal_phys_addr: MC command portal physical address
* @portal_virt_addr: MC command portal virtual address
* @dpmcp_dev: pointer to the DPMCP device associated with the MC portal.
*
* Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not
* set:
* @mutex: Mutex to serialize mc_send_command() calls that use the same MC
* portal, if the fsl_mc_io object was created with the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag off. mc_send_command() calls for this
* fsl_mc_io object must be made only from non-atomic context.
*
* Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is
* set:
* @spinlock: Spinlock to serialize mc_send_command() calls that use the same MC
* portal, if the fsl_mc_io object was created with the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag on. mc_send_command() calls for this
* fsl_mc_io object can be made from atomic or non-atomic context.
*/
struct fsl_mc_io {
struct device *dev;
u16 flags;
u16 portal_size;
phys_addr_t portal_phys_addr;
void __iomem *portal_virt_addr;
struct fsl_mc_device *dpmcp_dev;
union {
/*
* This field is only meaningful if the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not set
*/
struct mutex mutex; /* serializes mc_send_command() */
/*
* This field is only meaningful if the
* FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is set
*/
spinlock_t spinlock; /* serializes mc_send_command() */
};
};
int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd);
#ifdef CONFIG_FSL_MC_BUS
#define dev_is_fsl_mc(_dev) ((_dev)->bus == &fsl_mc_bus_type)
#else
......
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