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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>
1388 lines
42 KiB
C
1388 lines
42 KiB
C
/*
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* Copyright 2013-2016 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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#include "../include/mc-sys.h"
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#include "../include/mc-cmd.h"
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#include "../include/dprc.h"
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#include "dprc-cmd.h"
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/**
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* dprc_open() - Open DPRC object for use
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @container_id: Container ID to open
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* @token: Returned token of DPRC object
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*
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* Return: '0' on Success; Error code otherwise.
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*
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* @warning Required before any operation on the object.
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*/
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int dprc_open(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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int container_id,
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u16 *token)
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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_open *cmd_params;
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_OPEN, cmd_flags,
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0);
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cmd_params = (struct dprc_cmd_open *)cmd.params;
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cmd_params->container_id = cpu_to_le32(container_id);
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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*token = mc_cmd_hdr_read_token(&cmd);
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return 0;
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}
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EXPORT_SYMBOL(dprc_open);
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/**
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* dprc_close() - Close the control session of the object
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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*
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* After this function is called, no further operations are
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* allowed on the object without opening a new control session.
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_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 mc_command cmd = { 0 };
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_CLOSE, cmd_flags,
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token);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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EXPORT_SYMBOL(dprc_close);
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/**
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* dprc_create_container() - Create child container
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @cfg: Child container configuration
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* @child_container_id: Returned child container ID
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* @child_portal_offset: Returned child portal offset from MC portal base
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_create_container(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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struct dprc_cfg *cfg,
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int *child_container_id,
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u64 *child_portal_offset)
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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_create_container *cmd_params;
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struct dprc_rsp_create_container *rsp_params;
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int err;
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/* prepare command */
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cmd_params = (struct dprc_cmd_create_container *)cmd.params;
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cmd_params->options = cpu_to_le32(cfg->options);
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cmd_params->icid = cpu_to_le16(cfg->icid);
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cmd_params->portal_id = cpu_to_le32(cfg->portal_id);
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strncpy(cmd_params->label, cfg->label, 16);
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cmd_params->label[15] = '\0';
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_CREATE_CONT,
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cmd_flags, token);
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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rsp_params = (struct dprc_rsp_create_container *)cmd.params;
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*child_container_id = le32_to_cpu(rsp_params->child_container_id);
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*child_portal_offset = le64_to_cpu(rsp_params->child_portal_addr);
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return 0;
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}
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/**
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* dprc_destroy_container() - Destroy child container.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @child_container_id: ID of the container to destroy
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*
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* This function terminates the child container, so following this call the
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* child container ID becomes invalid.
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*
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* Notes:
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* - All resources and objects of the destroyed container are returned to the
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* parent container or destroyed if were created be the destroyed container.
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* - This function destroy all the child containers of the specified
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* container prior to destroying the container itself.
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*
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* warning: Only the parent container is allowed to destroy a child policy
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* Container 0 can't be destroyed
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*
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* Return: '0' on Success; Error code otherwise.
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*
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*/
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int dprc_destroy_container(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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int child_container_id)
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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_destroy_container *cmd_params;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_DESTROY_CONT,
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cmd_flags, token);
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cmd_params = (struct dprc_cmd_destroy_container *)cmd.params;
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cmd_params->child_container_id = cpu_to_le32(child_container_id);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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/**
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* dprc_reset_container - Reset child container.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @child_container_id: ID of the container to reset
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*
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* In case a software context crashes or becomes non-responsive, the parent
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* may wish to reset its resources container before the software context is
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* restarted.
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*
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* This routine informs all objects assigned to the child container that the
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* container is being reset, so they may perform any cleanup operations that are
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* needed. All objects handles that were owned by the child container shall be
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* closed.
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*
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* Note that such request may be submitted even if the child software context
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* has not crashed, but the resulting object cleanup operations will not be
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* aware of that.
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_reset_container(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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int child_container_id)
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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_reset_container *cmd_params;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_RESET_CONT,
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cmd_flags, token);
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cmd_params = (struct dprc_cmd_reset_container *)cmd.params;
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cmd_params->child_container_id = cpu_to_le32(child_container_id);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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/**
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* dprc_get_irq() - Get IRQ information from the DPRC.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @irq_index: The interrupt index to configure
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* @type: Interrupt type: 0 represents message interrupt
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* type (both irq_addr and irq_val are valid)
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* @irq_cfg: IRQ attributes
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_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 dprc_irq_cfg *irq_cfg)
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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_get_irq *cmd_params;
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struct dprc_rsp_get_irq *rsp_params;
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_IRQ,
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cmd_flags,
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token);
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cmd_params = (struct dprc_cmd_get_irq *)cmd.params;
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cmd_params->irq_index = irq_index;
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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rsp_params = (struct dprc_rsp_get_irq *)cmd.params;
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irq_cfg->val = le32_to_cpu(rsp_params->irq_val);
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irq_cfg->paddr = le64_to_cpu(rsp_params->irq_addr);
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irq_cfg->irq_num = le32_to_cpu(rsp_params->irq_num);
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*type = le32_to_cpu(rsp_params->type);
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return 0;
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}
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/**
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* dprc_set_irq() - Set IRQ information for the DPRC to trigger an interrupt.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @irq_index: Identifies the interrupt index to configure
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* @irq_cfg: IRQ configuration
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_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 dprc_irq_cfg *irq_cfg)
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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_set_irq *cmd_params;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_SET_IRQ,
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cmd_flags,
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token);
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cmd_params = (struct dprc_cmd_set_irq *)cmd.params;
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cmd_params->irq_val = cpu_to_le32(irq_cfg->val);
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cmd_params->irq_index = irq_index;
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cmd_params->irq_addr = cpu_to_le64(irq_cfg->paddr);
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cmd_params->irq_num = cpu_to_le32(irq_cfg->irq_num);
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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/**
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* dprc_get_irq_enable() - Get overall interrupt state.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @irq_index: The interrupt index to configure
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* @en: Returned interrupt state - enable = 1, disable = 0
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_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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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_get_irq_enable *cmd_params;
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struct dprc_rsp_get_irq_enable *rsp_params;
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_IRQ_ENABLE,
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cmd_flags, token);
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cmd_params = (struct dprc_cmd_get_irq_enable *)cmd.params;
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cmd_params->irq_index = irq_index;
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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rsp_params = (struct dprc_rsp_get_irq_enable *)cmd.params;
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*en = rsp_params->enabled & DPRC_ENABLE;
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return 0;
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}
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/**
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* dprc_set_irq_enable() - Set overall interrupt state.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @irq_index: The interrupt index to configure
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* @en: Interrupt state - enable = 1, disable = 0
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*
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* Allows GPP software to control when interrupts are generated.
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* Each interrupt can have up to 32 causes. The enable/disable control's the
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* overall interrupt state. if the interrupt is disabled no causes will cause
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* an interrupt.
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_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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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_set_irq_enable *cmd_params;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_SET_IRQ_ENABLE,
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cmd_flags, token);
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cmd_params = (struct dprc_cmd_set_irq_enable *)cmd.params;
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cmd_params->enable = en & DPRC_ENABLE;
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cmd_params->irq_index = irq_index;
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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/**
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* dprc_get_irq_mask() - Get interrupt mask.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @irq_index: The interrupt index to configure
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* @mask: Returned event mask to trigger interrupt
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*
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* Every interrupt can have up to 32 causes and the interrupt model supports
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* masking/unmasking each cause independently
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_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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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_get_irq_mask *cmd_params;
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struct dprc_rsp_get_irq_mask *rsp_params;
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_IRQ_MASK,
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cmd_flags, token);
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cmd_params = (struct dprc_cmd_get_irq_mask *)cmd.params;
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cmd_params->irq_index = irq_index;
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/* send command to mc*/
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err = mc_send_command(mc_io, &cmd);
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if (err)
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return err;
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/* retrieve response parameters */
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rsp_params = (struct dprc_rsp_get_irq_mask *)cmd.params;
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*mask = le32_to_cpu(rsp_params->mask);
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return 0;
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}
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/**
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* dprc_set_irq_mask() - Set interrupt mask.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @irq_index: The interrupt index to configure
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* @mask: event mask to trigger interrupt;
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* each bit:
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* 0 = ignore event
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* 1 = consider event for asserting irq
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*
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* Every interrupt can have up to 32 causes and the interrupt model supports
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* masking/unmasking each cause independently
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*
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* Return: '0' on Success; Error code otherwise.
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*/
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int dprc_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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{
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struct mc_command cmd = { 0 };
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struct dprc_cmd_set_irq_mask *cmd_params;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPRC_CMDID_SET_IRQ_MASK,
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cmd_flags, token);
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cmd_params = (struct dprc_cmd_set_irq_mask *)cmd.params;
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cmd_params->mask = cpu_to_le32(mask);
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cmd_params->irq_index = irq_index;
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/* send command to mc*/
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return mc_send_command(mc_io, &cmd);
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}
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/**
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* dprc_get_irq_status() - Get the current status of any pending interrupts.
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* @mc_io: Pointer to MC portal's I/O object
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* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
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* @token: Token of DPRC object
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* @irq_index: The interrupt index to configure
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* @status: Returned interrupts status - one bit per cause:
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* 0 = no interrupt pending
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* 1 = interrupt pending
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*
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|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_irq_status(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
u8 irq_index,
|
|
u32 *status)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_irq_status *cmd_params;
|
|
struct dprc_rsp_get_irq_status *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_IRQ_STATUS,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_get_irq_status *)cmd.params;
|
|
cmd_params->status = cpu_to_le32(*status);
|
|
cmd_params->irq_index = irq_index;
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_irq_status *)cmd.params;
|
|
*status = le32_to_cpu(rsp_params->status);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* dprc_clear_irq_status() - Clear a pending interrupt's status
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @irq_index: The interrupt index to configure
|
|
* @status: bits to clear (W1C) - one bit per cause:
|
|
* 0 = don't change
|
|
* 1 = clear status bit
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_clear_irq_status(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
u8 irq_index,
|
|
u32 status)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_clear_irq_status *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_CLEAR_IRQ_STATUS,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_clear_irq_status *)cmd.params;
|
|
cmd_params->status = cpu_to_le32(status);
|
|
cmd_params->irq_index = irq_index;
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
|
|
/**
|
|
* dprc_get_attributes() - Obtains container attributes
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @attributes Returned container attributes
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_attributes(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
struct dprc_attributes *attr)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_rsp_get_attributes *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_ATTR,
|
|
cmd_flags,
|
|
token);
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_attributes *)cmd.params;
|
|
attr->container_id = le32_to_cpu(rsp_params->container_id);
|
|
attr->icid = le16_to_cpu(rsp_params->icid);
|
|
attr->options = le32_to_cpu(rsp_params->options);
|
|
attr->portal_id = le32_to_cpu(rsp_params->portal_id);
|
|
attr->version.major = le16_to_cpu(rsp_params->version_major);
|
|
attr->version.minor = le16_to_cpu(rsp_params->version_minor);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* dprc_set_res_quota() - Set allocation policy for a specific resource/object
|
|
* type in a child container
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @child_container_id: ID of the child container
|
|
* @type: Resource/object type
|
|
* @quota: Sets the maximum number of resources of the selected type
|
|
* that the child container is allowed to allocate from its parent;
|
|
* when quota is set to -1, the policy is the same as container's
|
|
* general policy.
|
|
*
|
|
* Allocation policy determines whether or not a container may allocate
|
|
* resources from its parent. Each container has a 'global' allocation policy
|
|
* that is set when the container is created.
|
|
*
|
|
* This function sets allocation policy for a specific resource type.
|
|
* The default policy for all resource types matches the container's 'global'
|
|
* allocation policy.
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*
|
|
* @warning Only the parent container is allowed to change a child policy.
|
|
*/
|
|
int dprc_set_res_quota(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int child_container_id,
|
|
char *type,
|
|
u16 quota)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_set_res_quota *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_SET_RES_QUOTA,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_set_res_quota *)cmd.params;
|
|
cmd_params->child_container_id = cpu_to_le32(child_container_id);
|
|
cmd_params->quota = cpu_to_le16(quota);
|
|
strncpy(cmd_params->type, type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
|
|
/**
|
|
* dprc_get_res_quota() - Gets the allocation policy of a specific
|
|
* resource/object type in a child container
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @child_container_id; ID of the child container
|
|
* @type: resource/object type
|
|
* @quota: Returnes the maximum number of resources of the selected type
|
|
* that the child container is allowed to allocate from the parent;
|
|
* when quota is set to -1, the policy is the same as container's
|
|
* general policy.
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_res_quota(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int child_container_id,
|
|
char *type,
|
|
u16 *quota)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_res_quota *cmd_params;
|
|
struct dprc_rsp_get_res_quota *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_RES_QUOTA,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_get_res_quota *)cmd.params;
|
|
cmd_params->child_container_id = cpu_to_le32(child_container_id);
|
|
strncpy(cmd_params->type, type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_res_quota *)cmd.params;
|
|
*quota = le16_to_cpu(rsp_params->quota);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* dprc_assign() - Assigns objects or resource to a child container.
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @container_id: ID of the child container
|
|
* @res_req: Describes the type and amount of resources to
|
|
* assign to the given container
|
|
*
|
|
* Assignment is usually done by a parent (this DPRC) to one of its child
|
|
* containers.
|
|
*
|
|
* According to the DPRC allocation policy, the assigned resources may be taken
|
|
* (allocated) from the container's ancestors, if not enough resources are
|
|
* available in the container itself.
|
|
*
|
|
* The type of assignment depends on the dprc_res_req options, as follows:
|
|
* - DPRC_RES_REQ_OPT_EXPLICIT: indicates that assigned resources should have
|
|
* the explicit base ID specified at the id_base_align field of res_req.
|
|
* - DPRC_RES_REQ_OPT_ALIGNED: indicates that the assigned resources should be
|
|
* aligned to the value given at id_base_align field of res_req.
|
|
* - DPRC_RES_REQ_OPT_PLUGGED: Relevant only for object assignment,
|
|
* and indicates that the object must be set to the plugged state.
|
|
*
|
|
* A container may use this function with its own ID in order to change a
|
|
* object state to plugged or unplugged.
|
|
*
|
|
* If IRQ information has been set in the child DPRC, it will signal an
|
|
* interrupt following every change in its object assignment.
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_assign(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int container_id,
|
|
struct dprc_res_req *res_req)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_assign *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_ASSIGN,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_assign *)cmd.params;
|
|
cmd_params->container_id = cpu_to_le32(container_id);
|
|
cmd_params->options = cpu_to_le32(res_req->options);
|
|
cmd_params->num = cpu_to_le32(res_req->num);
|
|
cmd_params->id_base_align = cpu_to_le32(res_req->id_base_align);
|
|
strncpy(cmd_params->type, res_req->type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
|
|
/**
|
|
* dprc_unassign() - Un-assigns objects or resources from a child container
|
|
* and moves them into this (parent) DPRC.
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @child_container_id: ID of the child container
|
|
* @res_req: Describes the type and amount of resources to un-assign from
|
|
* the child container
|
|
*
|
|
* Un-assignment of objects can succeed only if the object is not in the
|
|
* plugged or opened state.
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_unassign(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int child_container_id,
|
|
struct dprc_res_req *res_req)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_unassign *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_UNASSIGN,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_unassign *)cmd.params;
|
|
cmd_params->child_container_id = cpu_to_le32(child_container_id);
|
|
cmd_params->options = cpu_to_le32(res_req->options);
|
|
cmd_params->num = cpu_to_le32(res_req->num);
|
|
cmd_params->id_base_align = cpu_to_le32(res_req->id_base_align);
|
|
strncpy(cmd_params->type, res_req->type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
|
|
/**
|
|
* dprc_get_pool_count() - Get the number of dprc's pools
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @token: Token of DPRC object
|
|
* @pool_count: Returned number of resource pools in the dprc
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_pool_count(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int *pool_count)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_rsp_get_pool_count *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_POOL_COUNT,
|
|
cmd_flags, token);
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_pool_count *)cmd.params;
|
|
*pool_count = le32_to_cpu(rsp_params->pool_count);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* dprc_get_pool() - Get the type (string) of a certain dprc's pool
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @pool_index; Index of the pool to be queried (< pool_count)
|
|
* @type: The type of the pool
|
|
*
|
|
* The pool types retrieved one by one by incrementing
|
|
* pool_index up to (not including) the value of pool_count returned
|
|
* from dprc_get_pool_count(). dprc_get_pool_count() must
|
|
* be called prior to dprc_get_pool().
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_pool(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int pool_index,
|
|
char *type)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_pool *cmd_params;
|
|
struct dprc_rsp_get_pool *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_POOL,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_get_pool *)cmd.params;
|
|
cmd_params->pool_index = cpu_to_le32(pool_index);
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_pool *)cmd.params;
|
|
strncpy(type, rsp_params->type, 16);
|
|
type[15] = '\0';
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* dprc_get_obj_count() - Obtains the number of objects in the DPRC
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @obj_count: Number of objects assigned to the DPRC
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_obj_count(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int *obj_count)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_rsp_get_obj_count *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_COUNT,
|
|
cmd_flags, token);
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_obj_count *)cmd.params;
|
|
*obj_count = le32_to_cpu(rsp_params->obj_count);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(dprc_get_obj_count);
|
|
|
|
/**
|
|
* dprc_get_obj() - Get general information on an object
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @obj_index: Index of the object to be queried (< obj_count)
|
|
* @obj_desc: Returns the requested object descriptor
|
|
*
|
|
* The object descriptors are retrieved one by one by incrementing
|
|
* obj_index up to (not including) the value of obj_count returned
|
|
* from dprc_get_obj_count(). dprc_get_obj_count() must
|
|
* be called prior to dprc_get_obj().
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_obj(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
int obj_index,
|
|
struct dprc_obj_desc *obj_desc)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_obj *cmd_params;
|
|
struct dprc_rsp_get_obj *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_get_obj *)cmd.params;
|
|
cmd_params->obj_index = cpu_to_le32(obj_index);
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_obj *)cmd.params;
|
|
obj_desc->id = le32_to_cpu(rsp_params->id);
|
|
obj_desc->vendor = le16_to_cpu(rsp_params->vendor);
|
|
obj_desc->irq_count = rsp_params->irq_count;
|
|
obj_desc->region_count = rsp_params->region_count;
|
|
obj_desc->state = le32_to_cpu(rsp_params->state);
|
|
obj_desc->ver_major = le16_to_cpu(rsp_params->version_major);
|
|
obj_desc->ver_minor = le16_to_cpu(rsp_params->version_minor);
|
|
obj_desc->flags = le16_to_cpu(rsp_params->flags);
|
|
strncpy(obj_desc->type, rsp_params->type, 16);
|
|
obj_desc->type[15] = '\0';
|
|
strncpy(obj_desc->label, rsp_params->label, 16);
|
|
obj_desc->label[15] = '\0';
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(dprc_get_obj);
|
|
|
|
/**
|
|
* dprc_get_obj_desc() - Get object descriptor.
|
|
*
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @obj_type: The type of the object to get its descriptor.
|
|
* @obj_id: The id of the object to get its descriptor
|
|
* @obj_desc: The returned descriptor to fill and return to the user
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*
|
|
*/
|
|
int dprc_get_obj_desc(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
char *obj_type,
|
|
int obj_id,
|
|
struct dprc_obj_desc *obj_desc)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_obj_desc *cmd_params;
|
|
struct dprc_rsp_get_obj_desc *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_DESC,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_get_obj_desc *)cmd.params;
|
|
cmd_params->obj_id = cpu_to_le32(obj_id);
|
|
strncpy(cmd_params->type, obj_type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_obj_desc *)cmd.params;
|
|
obj_desc->id = le32_to_cpu(rsp_params->id);
|
|
obj_desc->vendor = le16_to_cpu(rsp_params->vendor);
|
|
obj_desc->irq_count = rsp_params->irq_count;
|
|
obj_desc->region_count = rsp_params->region_count;
|
|
obj_desc->state = le32_to_cpu(rsp_params->state);
|
|
obj_desc->ver_major = le16_to_cpu(rsp_params->version_major);
|
|
obj_desc->ver_minor = le16_to_cpu(rsp_params->version_minor);
|
|
obj_desc->flags = le16_to_cpu(rsp_params->flags);
|
|
strncpy(obj_desc->type, rsp_params->type, 16);
|
|
obj_desc->type[15] = '\0';
|
|
strncpy(obj_desc->label, rsp_params->label, 16);
|
|
obj_desc->label[15] = '\0';
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(dprc_get_obj_desc);
|
|
|
|
/**
|
|
* dprc_set_obj_irq() - Set IRQ information for object to trigger an interrupt.
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @obj_type: Type of the object to set its IRQ
|
|
* @obj_id: ID of the object to set its IRQ
|
|
* @irq_index: The interrupt index to configure
|
|
* @irq_cfg: IRQ configuration
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_set_obj_irq(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
char *obj_type,
|
|
int obj_id,
|
|
u8 irq_index,
|
|
struct dprc_irq_cfg *irq_cfg)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_set_obj_irq *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_SET_OBJ_IRQ,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_set_obj_irq *)cmd.params;
|
|
cmd_params->irq_val = cpu_to_le32(irq_cfg->val);
|
|
cmd_params->irq_index = irq_index;
|
|
cmd_params->irq_addr = cpu_to_le64(irq_cfg->paddr);
|
|
cmd_params->irq_num = cpu_to_le32(irq_cfg->irq_num);
|
|
cmd_params->obj_id = cpu_to_le32(obj_id);
|
|
strncpy(cmd_params->obj_type, obj_type, 16);
|
|
cmd_params->obj_type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
EXPORT_SYMBOL(dprc_set_obj_irq);
|
|
|
|
/**
|
|
* dprc_get_obj_irq() - Get IRQ information from object.
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @obj_type: Type od the object to get its IRQ
|
|
* @obj_id: ID of the object to get its IRQ
|
|
* @irq_index: The interrupt index to configure
|
|
* @type: Interrupt type: 0 represents message interrupt
|
|
* type (both irq_addr and irq_val are valid)
|
|
* @irq_cfg: The returned IRQ attributes
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_obj_irq(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
char *obj_type,
|
|
int obj_id,
|
|
u8 irq_index,
|
|
int *type,
|
|
struct dprc_irq_cfg *irq_cfg)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_obj_irq *cmd_params;
|
|
struct dprc_rsp_get_obj_irq *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_IRQ,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_get_obj_irq *)cmd.params;
|
|
cmd_params->obj_id = cpu_to_le32(obj_id);
|
|
cmd_params->irq_index = irq_index;
|
|
strncpy(cmd_params->obj_type, obj_type, 16);
|
|
cmd_params->obj_type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_obj_irq *)cmd.params;
|
|
irq_cfg->val = le32_to_cpu(rsp_params->irq_val);
|
|
irq_cfg->paddr = le64_to_cpu(rsp_params->irq_addr);
|
|
irq_cfg->irq_num = le32_to_cpu(rsp_params->irq_num);
|
|
*type = le32_to_cpu(rsp_params->type);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(dprc_get_obj_irq);
|
|
|
|
/**
|
|
* dprc_get_res_count() - Obtains the number of free resources that are assigned
|
|
* to this container, by pool type
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @type: pool type
|
|
* @res_count: Returned number of free resources of the given
|
|
* resource type that are assigned to this DPRC
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_res_count(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
char *type,
|
|
int *res_count)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_res_count *cmd_params;
|
|
struct dprc_rsp_get_res_count *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_RES_COUNT,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_get_res_count *)cmd.params;
|
|
strncpy(cmd_params->type, type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_res_count *)cmd.params;
|
|
*res_count = le32_to_cpu(rsp_params->res_count);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(dprc_get_res_count);
|
|
|
|
/**
|
|
* dprc_get_res_ids() - Obtains IDs of free resources in the container
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @type: pool type
|
|
* @range_desc: range descriptor
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_res_ids(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
char *type,
|
|
struct dprc_res_ids_range_desc *range_desc)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_res_ids *cmd_params;
|
|
struct dprc_rsp_get_res_ids *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_RES_IDS,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_get_res_ids *)cmd.params;
|
|
cmd_params->iter_status = range_desc->iter_status;
|
|
cmd_params->base_id = cpu_to_le32(range_desc->base_id);
|
|
cmd_params->last_id = cpu_to_le32(range_desc->last_id);
|
|
strncpy(cmd_params->type, type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_res_ids *)cmd.params;
|
|
range_desc->iter_status = rsp_params->iter_status;
|
|
range_desc->base_id = le32_to_cpu(rsp_params->base_id);
|
|
range_desc->last_id = le32_to_cpu(rsp_params->last_id);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(dprc_get_res_ids);
|
|
|
|
/**
|
|
* dprc_get_obj_region() - Get region information for a specified object.
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @obj_type; Object type as returned in dprc_get_obj()
|
|
* @obj_id: Unique object instance as returned in dprc_get_obj()
|
|
* @region_index: The specific region to query
|
|
* @region_desc: Returns the requested region descriptor
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_get_obj_region(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
char *obj_type,
|
|
int obj_id,
|
|
u8 region_index,
|
|
struct dprc_region_desc *region_desc)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_obj_region *cmd_params;
|
|
struct dprc_rsp_get_obj_region *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_REG,
|
|
cmd_flags, token);
|
|
cmd_params = (struct dprc_cmd_get_obj_region *)cmd.params;
|
|
cmd_params->obj_id = cpu_to_le32(obj_id);
|
|
cmd_params->region_index = region_index;
|
|
strncpy(cmd_params->obj_type, obj_type, 16);
|
|
cmd_params->obj_type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_obj_region *)cmd.params;
|
|
region_desc->base_offset = le64_to_cpu(rsp_params->base_addr);
|
|
region_desc->size = le32_to_cpu(rsp_params->size);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(dprc_get_obj_region);
|
|
|
|
/**
|
|
* dprc_set_obj_label() - Set object label.
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @obj_type: Object's type
|
|
* @obj_id: Object's ID
|
|
* @label: The required label. The maximum length is 16 chars.
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_set_obj_label(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
char *obj_type,
|
|
int obj_id,
|
|
char *label)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_set_obj_label *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_SET_OBJ_LABEL,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_set_obj_label *)cmd.params;
|
|
cmd_params->obj_id = cpu_to_le32(obj_id);
|
|
strncpy(cmd_params->label, label, 16);
|
|
cmd_params->label[15] = '\0';
|
|
strncpy(cmd_params->obj_type, obj_type, 16);
|
|
cmd_params->obj_type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
EXPORT_SYMBOL(dprc_set_obj_label);
|
|
|
|
/**
|
|
* dprc_connect() - Connect two endpoints to create a network link between them
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @endpoint1: Endpoint 1 configuration parameters
|
|
* @endpoint2: Endpoint 2 configuration parameters
|
|
* @cfg: Connection configuration. The connection configuration is ignored for
|
|
* connections made to DPMAC objects, where rate is retrieved from the
|
|
* MAC configuration.
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_connect(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
const struct dprc_endpoint *endpoint1,
|
|
const struct dprc_endpoint *endpoint2,
|
|
const struct dprc_connection_cfg *cfg)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_connect *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_CONNECT,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_connect *)cmd.params;
|
|
cmd_params->ep1_id = cpu_to_le32(endpoint1->id);
|
|
cmd_params->ep1_interface_id = cpu_to_le32(endpoint1->if_id);
|
|
cmd_params->ep2_id = cpu_to_le32(endpoint2->id);
|
|
cmd_params->ep2_interface_id = cpu_to_le32(endpoint2->if_id);
|
|
strncpy(cmd_params->ep1_type, endpoint1->type, 16);
|
|
cmd_params->ep1_type[15] = '\0';
|
|
cmd_params->max_rate = cpu_to_le32(cfg->max_rate);
|
|
cmd_params->committed_rate = cpu_to_le32(cfg->committed_rate);
|
|
strncpy(cmd_params->ep2_type, endpoint2->type, 16);
|
|
cmd_params->ep2_type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
|
|
/**
|
|
* dprc_disconnect() - Disconnect one endpoint to remove its network connection
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @endpoint: Endpoint configuration parameters
|
|
*
|
|
* Return: '0' on Success; Error code otherwise.
|
|
*/
|
|
int dprc_disconnect(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
const struct dprc_endpoint *endpoint)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_disconnect *cmd_params;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_DISCONNECT,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_disconnect *)cmd.params;
|
|
cmd_params->id = cpu_to_le32(endpoint->id);
|
|
cmd_params->interface_id = cpu_to_le32(endpoint->if_id);
|
|
strncpy(cmd_params->type, endpoint->type, 16);
|
|
cmd_params->type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
return mc_send_command(mc_io, &cmd);
|
|
}
|
|
|
|
/**
|
|
* dprc_get_connection() - Get connected endpoint and link status if connection
|
|
* exists.
|
|
* @mc_io: Pointer to MC portal's I/O object
|
|
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
|
|
* @token: Token of DPRC object
|
|
* @endpoint1: Endpoint 1 configuration parameters
|
|
* @endpoint2: Returned endpoint 2 configuration parameters
|
|
* @state: Returned link state:
|
|
* 1 - link is up;
|
|
* 0 - link is down;
|
|
* -1 - no connection (endpoint2 information is irrelevant)
|
|
*
|
|
* Return: '0' on Success; -ENAVAIL if connection does not exist.
|
|
*/
|
|
int dprc_get_connection(struct fsl_mc_io *mc_io,
|
|
u32 cmd_flags,
|
|
u16 token,
|
|
const struct dprc_endpoint *endpoint1,
|
|
struct dprc_endpoint *endpoint2,
|
|
int *state)
|
|
{
|
|
struct mc_command cmd = { 0 };
|
|
struct dprc_cmd_get_connection *cmd_params;
|
|
struct dprc_rsp_get_connection *rsp_params;
|
|
int err;
|
|
|
|
/* prepare command */
|
|
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_CONNECTION,
|
|
cmd_flags,
|
|
token);
|
|
cmd_params = (struct dprc_cmd_get_connection *)cmd.params;
|
|
cmd_params->ep1_id = cpu_to_le32(endpoint1->id);
|
|
cmd_params->ep1_interface_id = cpu_to_le32(endpoint1->if_id);
|
|
strncpy(cmd_params->ep1_type, endpoint1->type, 16);
|
|
cmd_params->ep1_type[15] = '\0';
|
|
|
|
/* send command to mc*/
|
|
err = mc_send_command(mc_io, &cmd);
|
|
if (err)
|
|
return err;
|
|
|
|
/* retrieve response parameters */
|
|
rsp_params = (struct dprc_rsp_get_connection *)cmd.params;
|
|
endpoint2->id = le32_to_cpu(rsp_params->ep2_id);
|
|
endpoint2->if_id = le32_to_cpu(rsp_params->ep2_interface_id);
|
|
strncpy(endpoint2->type, rsp_params->ep2_type, 16);
|
|
endpoint2->type[15] = '\0';
|
|
*state = le32_to_cpu(rsp_params->state);
|
|
|
|
return 0;
|
|
}
|