diff options
author | Prabhakar Kushwaha <prabhakar@freescale.com> | 2015-03-19 09:20:45 -0700 |
---|---|---|
committer | York Sun <yorksun@freescale.com> | 2015-04-21 10:27:35 -0700 |
commit | a2a55e518f81900ab1538656e5df8d2759ccb1fb (patch) | |
tree | 82f93497842b78992a4f5edddec0886c4fe9d58b /drivers/net/fsl-mc/dpbp.c | |
parent | b7f57ac0d8a7ac16c893170b9b9a72bda138eb23 (diff) | |
download | u-boot-imx-a2a55e518f81900ab1538656e5df8d2759ccb1fb.zip u-boot-imx-a2a55e518f81900ab1538656e5df8d2759ccb1fb.tar.gz u-boot-imx-a2a55e518f81900ab1538656e5df8d2759ccb1fb.tar.bz2 |
driver/fsl-mc: Add support of MC Flibs
Freescale's Layerscape Management Complex (MC) provide support various
objects like DPRC, DPNI, DPBP and DPIO.
Where:
DPRC: Place holdes for other MC objectes like DPNI, DPBP, DPIO
DPBP: Management of buffer pool
DPIO: Used for used to QBMan portal
DPNI: Represents standard network interface
These objects are used for DPAA ethernet drivers.
Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Lijun Pan <Lijun.Pan@freescale.com>
Signed-off-by: Stuart Yoder <stuart.yoder@freescale.com>
Signed-off-by: Geoff Thorpe <Geoff.Thorpe@freescale.com>
Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
Signed-off-by: Cristian Sovaiala <cristian.sovaiala@freescale.com>
Signed-off-by: pankaj chauhan <pankaj.chauhan@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/net/fsl-mc/dpbp.c')
-rw-r--r-- | drivers/net/fsl-mc/dpbp.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/drivers/net/fsl-mc/dpbp.c b/drivers/net/fsl-mc/dpbp.c new file mode 100644 index 0000000..3853e58 --- /dev/null +++ b/drivers/net/fsl-mc/dpbp.c @@ -0,0 +1,102 @@ +/* + * Freescale Layerscape MC I/O wrapper + * + * Copyright (C) 2013-2015 Freescale Semiconductor, Inc. + * Author: German Rivera <German.Rivera@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_dpbp.h> + +int dpbp_open(struct fsl_mc_io *mc_io, int dpbp_id, uint16_t *token) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPBP_CMDID_OPEN, + MC_CMD_PRI_LOW, 0); + DPBP_CMD_OPEN(cmd, dpbp_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 dpbp_close(struct fsl_mc_io *mc_io, uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPBP_CMDID_CLOSE, MC_CMD_PRI_HIGH, + token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpbp_enable(struct fsl_mc_io *mc_io, uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPBP_CMDID_ENABLE, MC_CMD_PRI_LOW, + token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpbp_disable(struct fsl_mc_io *mc_io, uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPBP_CMDID_DISABLE, + MC_CMD_PRI_LOW, token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpbp_reset(struct fsl_mc_io *mc_io, uint16_t token) +{ + struct mc_command cmd = { 0 }; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPBP_CMDID_RESET, + MC_CMD_PRI_LOW, token); + + /* send command to mc*/ + return mc_send_command(mc_io, &cmd); +} + +int dpbp_get_attributes(struct fsl_mc_io *mc_io, + uint16_t token, + struct dpbp_attr *attr) +{ + struct mc_command cmd = { 0 }; + int err; + + /* prepare command */ + cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_ATTR, + MC_CMD_PRI_LOW, token); + + /* send command to mc*/ + err = mc_send_command(mc_io, &cmd); + if (err) + return err; + + /* retrieve response parameters */ + DPBP_RSP_GET_ATTRIBUTES(cmd, attr); + + return 0; +} |