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![Prabhakar Kushwaha](/assets/img/avatar_default.png)
DPMAC object of Management complex controls Physical MAC and MDIO controller. It provides APIs for MDIO and link state updates. It also provides APIs for PHY/link configuration. Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
223 lines
4.4 KiB
C
223 lines
4.4 KiB
C
/*
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* Freescale Layerscape MC I/O wrapper
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*
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* Copyright (C) 2015 Freescale Semiconductor, Inc.
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* Author: Prabhakar Kushwaha <prabhakar@freescale.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <fsl-mc/fsl_mc_sys.h>
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#include <fsl-mc/fsl_mc_cmd.h>
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#include <fsl-mc/fsl_dpmac.h>
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int dpmac_open(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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int dpmac_id,
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uint16_t *token)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPMAC_CMDID_OPEN,
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cmd_flags,
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0);
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DPMAC_CMD_OPEN(cmd, dpmac_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.header);
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return err;
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}
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int dpmac_close(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t 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(DPMAC_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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int dpmac_create(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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const struct dpmac_cfg *cfg,
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uint16_t *token)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPMAC_CMDID_CREATE,
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cmd_flags,
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0);
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DPMAC_CMD_CREATE(cmd, cfg);
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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.header);
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return 0;
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}
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int dpmac_destroy(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t 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(DPMAC_CMDID_DESTROY,
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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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int dpmac_get_attributes(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpmac_attr *attr)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_ATTR,
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cmd_flags,
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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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DPMAC_RSP_GET_ATTRIBUTES(cmd, attr);
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return 0;
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}
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int dpmac_mdio_read(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpmac_mdio_cfg *cfg)
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{
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struct mc_command cmd = { 0 };
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int err;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPMAC_CMDID_MDIO_READ,
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cmd_flags,
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token);
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DPMAC_CMD_MDIO_READ(cmd, cfg);
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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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DPMAC_RSP_MDIO_READ(cmd, cfg->data);
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return 0;
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}
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int dpmac_mdio_write(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpmac_mdio_cfg *cfg)
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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(DPMAC_CMDID_MDIO_WRITE,
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cmd_flags,
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token);
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DPMAC_CMD_MDIO_WRITE(cmd, cfg);
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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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int dpmac_get_link_cfg(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpmac_link_cfg *cfg)
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{
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struct mc_command cmd = { 0 };
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int err = 0;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_LINK_CFG,
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cmd_flags,
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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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DPMAC_RSP_GET_LINK_CFG(cmd, cfg);
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return 0;
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}
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int dpmac_set_link_state(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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struct dpmac_link_state *link_state)
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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(DPMAC_CMDID_SET_LINK_STATE,
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cmd_flags,
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token);
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DPMAC_CMD_SET_LINK_STATE(cmd, link_state);
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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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int dpmac_get_counter(struct fsl_mc_io *mc_io,
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uint32_t cmd_flags,
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uint16_t token,
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enum dpmac_counter type,
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uint64_t *counter)
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{
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struct mc_command cmd = { 0 };
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int err = 0;
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/* prepare command */
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cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_COUNTER,
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cmd_flags,
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token);
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DPMAC_CMD_GET_COUNTER(cmd, type);
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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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DPMAC_RSP_GET_COUNTER(cmd, *counter);
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return 0;
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}
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