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363b0cbf3d
Be consistent and use kernel-preferred multi-line comment style everywhere. Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
160 lines
4.5 KiB
C
160 lines
4.5 KiB
C
/*
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* Copyright 2013-2015 Freescale Semiconductor Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the above-listed copyright holders nor the
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* names of any contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* ALTERNATIVELY, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") as published by the Free Software
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* Foundation, either version 2 of that License or (at your option) any
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* later version.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __FSL_DPMCP_H
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#define __FSL_DPMCP_H
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/*
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* Data Path Management Command Portal API
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* Contains initialization APIs and runtime control APIs for DPMCP
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*/
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struct fsl_mc_io;
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int dpmcp_open(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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int dpmcp_id,
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u16 *token);
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/* Get portal ID from pool */
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#define DPMCP_GET_PORTAL_ID_FROM_POOL (-1)
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int dpmcp_close(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token);
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/**
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* struct dpmcp_cfg - Structure representing DPMCP configuration
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* @portal_id: Portal ID; 'DPMCP_GET_PORTAL_ID_FROM_POOL' to get the portal ID
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* from pool
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*/
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struct dpmcp_cfg {
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int portal_id;
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};
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int dpmcp_create(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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const struct dpmcp_cfg *cfg,
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u16 *token);
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int dpmcp_destroy(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token);
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int dpmcp_reset(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token);
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/* IRQ */
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/* IRQ Index */
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#define DPMCP_IRQ_INDEX 0
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/* irq event - Indicates that the link state changed */
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#define DPMCP_IRQ_EVENT_CMD_DONE 0x00000001
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/**
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* struct dpmcp_irq_cfg - IRQ configuration
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* @paddr: Address that must be written to signal a message-based interrupt
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* @val: Value to write into irq_addr address
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* @irq_num: A user defined number associated with this IRQ
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*/
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struct dpmcp_irq_cfg {
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u64 paddr;
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u32 val;
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int irq_num;
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};
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int dpmcp_set_irq(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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struct dpmcp_irq_cfg *irq_cfg);
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int dpmcp_get_irq(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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int *type,
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struct dpmcp_irq_cfg *irq_cfg);
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int dpmcp_set_irq_enable(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u8 en);
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int dpmcp_get_irq_enable(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u8 *en);
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int dpmcp_set_irq_mask(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u32 mask);
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int dpmcp_get_irq_mask(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u32 *mask);
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int dpmcp_get_irq_status(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u32 *status);
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/**
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* struct dpmcp_attr - Structure representing DPMCP attributes
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* @id: DPMCP object ID
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* @version: DPMCP version
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*/
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struct dpmcp_attr {
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int id;
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/**
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* struct version - Structure representing DPMCP version
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* @major: DPMCP major version
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* @minor: DPMCP minor version
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*/
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struct {
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u16 major;
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u16 minor;
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} version;
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};
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int dpmcp_get_attributes(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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struct dpmcp_attr *attr);
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#endif /* __FSL_DPMCP_H */
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