diff options
Diffstat (limited to 'drivers/net/fsl-mc/dpmac.c')
| -rw-r--r-- | drivers/net/fsl-mc/dpmac.c | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/drivers/net/fsl-mc/dpmac.c b/drivers/net/fsl-mc/dpmac.c new file mode 100644 index 0000000000..072a90dcae --- /dev/null +++ b/drivers/net/fsl-mc/dpmac.c @@ -0,0 +1,222 @@ +/* + * Freescale Layerscape MC I/O wrapper + * + * Copyright (C) 2015 Freescale Semiconductor, Inc. + * Author: Prabhakar Kushwaha <prabhakar@freescale.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <fsl-mc/fsl_mc_sys.h> +#include <fsl-mc/fsl_mc_cmd.h> +#include <fsl-mc/fsl_dpmac.h> + +int dpmac_open(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + int dpmac_id, + uint16_t *token) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_OPEN, + cmd_flags, + 0); + DPMAC_CMD_OPEN(cmd, dpmac_id); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + *token = MC_CMD_HDR_READ_TOKEN(cmd.header); + + return err; +} + +int dpmac_close(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_CLOSE, cmd_flags, + token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpmac_create(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + const struct dpmac_cfg *cfg, + uint16_t *token) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_CREATE, + cmd_flags, + 0); + DPMAC_CMD_CREATE(cmd, cfg); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + *token = MC_CMD_HDR_READ_TOKEN(cmd.header); + + return 0; +} + +int dpmac_destroy(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_DESTROY, + cmd_flags, + token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpmac_get_attributes(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + struct dpmac_attr *attr) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_ATTR, + cmd_flags, + token); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + DPMAC_RSP_GET_ATTRIBUTES(cmd, attr); + + return 0; +} + +int dpmac_mdio_read(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + struct dpmac_mdio_cfg *cfg) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_MDIO_READ, + cmd_flags, + token); + DPMAC_CMD_MDIO_READ(cmd, cfg); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + DPMAC_RSP_MDIO_READ(cmd, cfg->data); + + return 0; +} + +int dpmac_mdio_write(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + struct dpmac_mdio_cfg *cfg) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_MDIO_WRITE, + cmd_flags, + token); + DPMAC_CMD_MDIO_WRITE(cmd, cfg); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpmac_get_link_cfg(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + struct dpmac_link_cfg *cfg) +{ + struct mc_command cmd = { 0 }; + int err = 0; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_LINK_CFG, + cmd_flags, + token); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + DPMAC_RSP_GET_LINK_CFG(cmd, cfg); + + return 0; +} + +int dpmac_set_link_state(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + struct dpmac_link_state *link_state) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_SET_LINK_STATE, + cmd_flags, + token); + DPMAC_CMD_SET_LINK_STATE(cmd, link_state); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpmac_get_counter(struct fsl_mc_io *mc_io, + uint32_t cmd_flags, + uint16_t token, + enum dpmac_counter type, + uint64_t *counter) +{ + struct mc_command cmd = { 0 }; + int err = 0; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_COUNTER, + cmd_flags, + token); + DPMAC_CMD_GET_COUNTER(cmd, type); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + DPMAC_RSP_GET_COUNTER(cmd, *counter); + + return 0; +} |
