diff options
Diffstat (limited to 'target/linux/layerscape/patches-4.4/7215-dpaa2-evb-Added-Edge-Virtual-Bridge-driver.patch')
| -rw-r--r-- | target/linux/layerscape/patches-4.4/7215-dpaa2-evb-Added-Edge-Virtual-Bridge-driver.patch | 2918 |
1 files changed, 2918 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-4.4/7215-dpaa2-evb-Added-Edge-Virtual-Bridge-driver.patch b/target/linux/layerscape/patches-4.4/7215-dpaa2-evb-Added-Edge-Virtual-Bridge-driver.patch new file mode 100644 index 0000000000..344c2aec31 --- /dev/null +++ b/target/linux/layerscape/patches-4.4/7215-dpaa2-evb-Added-Edge-Virtual-Bridge-driver.patch @@ -0,0 +1,2918 @@ +From 54bcaca10728c1a1c8adfa48124ea79cce4ef929 Mon Sep 17 00:00:00 2001 +From: Razvan Stefanescu <razvan.stefanescu@freescale.com> +Date: Tue, 22 Sep 2015 08:43:08 +0300 +Subject: [PATCH 215/226] dpaa2-evb: Added Edge Virtual Bridge driver + +This is a commit of the cummulative, squashed dpaa2-evb patches. +All the commit logs are preserved below. + +Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com> + +---------------------------------------------------------------- + +dpaa2-evb: Added Edge Virtual Bridge driver + +This contains the following patches migrated from linux-v4.0: +staging: fsl-dpaa2: evb: Added Edge Virtual Bridge driver +staging: fsl-dpaa2: evb: Added ethtool port counters +staging: fsl-dpaa2: evb: Include by default in configuration +staging: fsl-dpaa2: evb: Rebasing onto kernel 4.0 +staging: fsl-dpaa2: evb: Port to MC-0.7 FLibs +dpaa2-evb: Set carrier state on port open +dpaa2-evb: Add support for link state update +dpaa2-evb: Update flib to MC 8.0.1 +staging: fsl-mc: migrated remaining flibs for MC fw 8.0.0 (split) + +Inital patches have been signed-off by: +Alex Marginean <alexandru.marginean@freescale.com> +J. German Rivera <German.Rivera@freescale.com> +Bogdan Hamciuc <bogdan.hamciuc@freescale.com> +Razvan Stefanescu <razvan.stefanescu@freescale.com> + +And reviewed by: +Stuart Yoder <stuart.yoder@freescale.com> + +Porting to linux-v4.1 requires changes related to iflink usage and +ndo_bridge_getlink() parameters list. + +Signed-off-by: Razvan Stefanescu <razvan.stefanescu@freescale.com> + +dpaa2-evb: Port to linux-v4.1 + +Update iflink usage. +Update evb_getlink() parameter list to match ndo_bridge_getlink(). + +Signed-off-by: Razvan Stefanescu <razvan.stefanescu@freescale.com> + +dpaa2-evb: Add VLAN_8021Q dependency + +EVB traffic steering methods related to VLAN require VLAN support in kernel. + +Signed-off-by: Razvan Stefanescu <razvan.stefanescu@freescale.com> + +dpaa2-evb: Update dpdmux binary interface to 5.0 + +This corresponds to MC release 0.8.0. + +Signed-off-by: Razvan Stefanescu <razvan.stefanescu@freescale.com> + +dpaa2-evb: Add support to set max frame length. + +All the packets bigger than max_frame_length will be dropped. + +Signed-off-by: Mihaela Panescu <mihaela.panescu@freescale.com> + +dpaa2-evb: resolve compile issues on uprev to 4.5 + +-irq_number field no longer exists in fsl-mc interrupt + struct +-netdev_master_upper_dev_link() has 2 new parameters, which + are set to NULL for now + +Signed-off-by: Stuart Yoder <stuart.yoder@nxp.com> +--- + MAINTAINERS | 6 + + drivers/staging/fsl-dpaa2/Kconfig | 1 + + drivers/staging/fsl-dpaa2/Makefile | 1 + + drivers/staging/fsl-dpaa2/evb/Kconfig | 8 + + drivers/staging/fsl-dpaa2/evb/Makefile | 10 + + drivers/staging/fsl-dpaa2/evb/dpdmux-cmd.h | 256 ++++++ + drivers/staging/fsl-dpaa2/evb/dpdmux.c | 567 +++++++++++++ + drivers/staging/fsl-dpaa2/evb/dpdmux.h | 724 +++++++++++++++++ + drivers/staging/fsl-dpaa2/evb/evb.c | 1216 ++++++++++++++++++++++++++++ + 9 files changed, 2789 insertions(+) + create mode 100644 drivers/staging/fsl-dpaa2/evb/Kconfig + create mode 100644 drivers/staging/fsl-dpaa2/evb/Makefile + create mode 100644 drivers/staging/fsl-dpaa2/evb/dpdmux-cmd.h + create mode 100644 drivers/staging/fsl-dpaa2/evb/dpdmux.c + create mode 100644 drivers/staging/fsl-dpaa2/evb/dpdmux.h + create mode 100644 drivers/staging/fsl-dpaa2/evb/evb.c + +--- a/MAINTAINERS ++++ b/MAINTAINERS +@@ -4560,6 +4560,12 @@ L: linux-kernel@vger.kernel.org + S: Maintained + F: drivers/staging/fsl-dpaa2/mac/ + +++FREESCALE DPAA2 EDGE VIRTUAL BRIDGE DRIVER ++M: Alex Marginean <Alexandru.Marginean@freescale.com> ++L: linux-kernel@vger.kernel.org ++S: Maintained ++F: drivers/staging/fsl-dpaa2/evb/ ++ + FREEVXFS FILESYSTEM + M: Christoph Hellwig <hch@infradead.org> + W: ftp://ftp.openlinux.org/pub/people/hch/vxfs +--- a/drivers/staging/fsl-dpaa2/Kconfig ++++ b/drivers/staging/fsl-dpaa2/Kconfig +@@ -10,3 +10,4 @@ config FSL_DPAA2 + # TODO move DPIO driver in-here? + source "drivers/staging/fsl-dpaa2/ethernet/Kconfig" + source "drivers/staging/fsl-dpaa2/mac/Kconfig" ++source "drivers/staging/fsl-dpaa2/evb/Kconfig" +--- a/drivers/staging/fsl-dpaa2/Makefile ++++ b/drivers/staging/fsl-dpaa2/Makefile +@@ -4,3 +4,4 @@ + + obj-$(CONFIG_FSL_DPAA2_ETH) += ethernet/ + obj-$(CONFIG_FSL_DPAA2_MAC) += mac/ ++obj-$(CONFIG_FSL_DPAA2_EVB) += evb/ +--- /dev/null ++++ b/drivers/staging/fsl-dpaa2/evb/Kconfig +@@ -0,0 +1,8 @@ ++config FSL_DPAA2_EVB ++ tristate "DPAA2 Edge Virtual Bridge" ++ depends on FSL_MC_BUS && FSL_DPAA2 && FSL_DPAA2_ETH ++ select FSL_DPAA2_MAC ++ select VLAN_8021Q ++ default y ++ ---help--- ++ Prototype driver for DPAA2 Edge Virtual Bridge. +--- /dev/null ++++ b/drivers/staging/fsl-dpaa2/evb/Makefile +@@ -0,0 +1,10 @@ ++ ++obj-$(CONFIG_FSL_DPAA2_EVB) += dpaa2-evb.o ++ ++dpaa2-evb-objs := evb.o dpdmux.o ++ ++all: ++ make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules ++ ++clean: ++ make -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean +--- /dev/null ++++ b/drivers/staging/fsl-dpaa2/evb/dpdmux-cmd.h +@@ -0,0 +1,256 @@ ++/* Copyright 2013-2015 Freescale Semiconductor Inc. ++ * ++ * Redistribution and use in source and binary forms, with or without ++ * modification, are permitted provided that the following conditions are met: ++ * * Redistributions of source code must retain the above copyright ++ * notice, this list of conditions and the following disclaimer. ++ * * Redistributions in binary form must reproduce the above copyright ++ * notice, this list of conditions and the following disclaimer in the ++ * documentation and/or other materials provided with the distribution. ++ * * Neither the name of the above-listed copyright holders nor the ++ * names of any contributors may be used to endorse or promote products ++ * derived from this software without specific prior written permission. ++ * ++ * ++ * ALTERNATIVELY, this software may be distributed under the terms of the ++ * GNU General Public License ("GPL") as published by the Free Software ++ * Foundation, either version 2 of that License or (at your option) any ++ * later version. ++ * ++ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" ++ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ++ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ++ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE ++ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR ++ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF ++ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS ++ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN ++ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ++ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ++ * POSSIBILITY OF SUCH DAMAGE. ++ */ ++#ifndef _FSL_DPDMUX_CMD_H ++#define _FSL_DPDMUX_CMD_H ++ ++/* DPDMUX Version */ ++#define DPDMUX_VER_MAJOR 5 ++#define DPDMUX_VER_MINOR 0 ++ ++/* Command IDs */ ++#define DPDMUX_CMDID_CLOSE 0x800 ++#define DPDMUX_CMDID_OPEN 0x806 ++#define DPDMUX_CMDID_CREATE 0x906 ++#define DPDMUX_CMDID_DESTROY 0x900 ++ ++#define DPDMUX_CMDID_ENABLE 0x002 ++#define DPDMUX_CMDID_DISABLE 0x003 ++#define DPDMUX_CMDID_GET_ATTR 0x004 ++#define DPDMUX_CMDID_RESET 0x005 ++#define DPDMUX_CMDID_IS_ENABLED 0x006 ++ ++#define DPDMUX_CMDID_SET_IRQ 0x010 ++#define DPDMUX_CMDID_GET_IRQ 0x011 ++#define DPDMUX_CMDID_SET_IRQ_ENABLE 0x012 ++#define DPDMUX_CMDID_GET_IRQ_ENABLE 0x013 ++#define DPDMUX_CMDID_SET_IRQ_MASK 0x014 ++#define DPDMUX_CMDID_GET_IRQ_MASK 0x015 ++#define DPDMUX_CMDID_GET_IRQ_STATUS 0x016 ++#define DPDMUX_CMDID_CLEAR_IRQ_STATUS 0x017 ++ ++#define DPDMUX_CMDID_UL_SET_MAX_FRAME_LENGTH 0x0a1 ++ ++#define DPDMUX_CMDID_UL_RESET_COUNTERS 0x0a3 ++ ++#define DPDMUX_CMDID_IF_SET_ACCEPTED_FRAMES 0x0a7 ++#define DPDMUX_CMDID_IF_GET_ATTR 0x0a8 ++ ++#define DPDMUX_CMDID_IF_ADD_L2_RULE 0x0b0 ++#define DPDMUX_CMDID_IF_REMOVE_L2_RULE 0x0b1 ++#define DPDMUX_CMDID_IF_GET_COUNTER 0x0b2 ++#define DPDMUX_CMDID_IF_SET_LINK_CFG 0x0b3 ++#define DPDMUX_CMDID_IF_GET_LINK_STATE 0x0b4 ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_OPEN(cmd, dpdmux_id) \ ++ MC_CMD_OP(cmd, 0, 0, 32, int, dpdmux_id) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_CREATE(cmd, cfg) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 8, enum dpdmux_method, cfg->method);\ ++ MC_CMD_OP(cmd, 0, 8, 8, enum dpdmux_manip, cfg->manip);\ ++ MC_CMD_OP(cmd, 0, 16, 16, uint16_t, cfg->num_ifs);\ ++ MC_CMD_OP(cmd, 1, 0, 16, uint16_t, cfg->adv.max_dmat_entries);\ ++ MC_CMD_OP(cmd, 1, 16, 16, uint16_t, cfg->adv.max_mc_groups);\ ++ MC_CMD_OP(cmd, 1, 32, 16, uint16_t, cfg->adv.max_vlan_ids);\ ++ MC_CMD_OP(cmd, 2, 0, 64, uint64_t, cfg->adv.options);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_IS_ENABLED(cmd, en) \ ++ MC_RSP_OP(cmd, 0, 0, 1, int, en) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_SET_IRQ(cmd, irq_index, irq_cfg) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 8, uint8_t, irq_index);\ ++ MC_CMD_OP(cmd, 0, 32, 32, uint32_t, irq_cfg->val);\ ++ MC_CMD_OP(cmd, 1, 0, 64, uint64_t, irq_cfg->addr);\ ++ MC_CMD_OP(cmd, 2, 0, 32, int, irq_cfg->irq_num); \ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_GET_IRQ(cmd, irq_index) \ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, irq_index) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_GET_IRQ(cmd, type, irq_cfg) \ ++do { \ ++ MC_RSP_OP(cmd, 0, 0, 32, uint32_t, irq_cfg->val); \ ++ MC_RSP_OP(cmd, 1, 0, 64, uint64_t, irq_cfg->addr); \ ++ MC_RSP_OP(cmd, 2, 0, 32, int, irq_cfg->irq_num); \ ++ MC_RSP_OP(cmd, 2, 32, 32, int, type); \ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_SET_IRQ_ENABLE(cmd, irq_index, en) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 8, uint8_t, en);\ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, irq_index);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_GET_IRQ_ENABLE(cmd, irq_index) \ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, irq_index) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_GET_IRQ_ENABLE(cmd, en) \ ++ MC_RSP_OP(cmd, 0, 0, 8, uint8_t, en) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_SET_IRQ_MASK(cmd, irq_index, mask) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 32, uint32_t, mask); \ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, irq_index); \ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_GET_IRQ_MASK(cmd, irq_index) \ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, irq_index) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_GET_IRQ_MASK(cmd, mask) \ ++ MC_RSP_OP(cmd, 0, 0, 32, uint32_t, mask) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_GET_IRQ_STATUS(cmd, irq_index, status) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 32, uint32_t, status);\ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, irq_index);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_GET_IRQ_STATUS(cmd, status) \ ++ MC_RSP_OP(cmd, 0, 0, 32, uint32_t, status) \ ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_CLEAR_IRQ_STATUS(cmd, irq_index, status) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 32, uint32_t, status); \ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, irq_index); \ ++} while (0) ++ ++#define DPDMUX_RSP_GET_ATTR(cmd, attr) \ ++do { \ ++ MC_RSP_OP(cmd, 0, 0, 8, enum dpdmux_method, attr->method);\ ++ MC_RSP_OP(cmd, 0, 8, 8, enum dpdmux_manip, attr->manip);\ ++ MC_RSP_OP(cmd, 0, 16, 16, uint16_t, attr->num_ifs);\ ++ MC_RSP_OP(cmd, 0, 32, 16, uint16_t, attr->mem_size);\ ++ MC_RSP_OP(cmd, 2, 0, 32, int, attr->id);\ ++ MC_RSP_OP(cmd, 3, 0, 64, uint64_t, attr->options);\ ++ MC_RSP_OP(cmd, 4, 0, 16, uint16_t, attr->version.major);\ ++ MC_RSP_OP(cmd, 4, 16, 16, uint16_t, attr->version.minor);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_UL_SET_MAX_FRAME_LENGTH(cmd, max_frame_length) \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, max_frame_length) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_IF_SET_ACCEPTED_FRAMES(cmd, if_id, cfg) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, if_id);\ ++ MC_CMD_OP(cmd, 0, 16, 4, enum dpdmux_accepted_frames_type, cfg->type);\ ++ MC_CMD_OP(cmd, 0, 20, 4, enum dpdmux_unaccepted_frames_action, \ ++ cfg->unaccept_act);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_IF_GET_ATTR(cmd, if_id) \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, if_id) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_IF_GET_ATTR(cmd, attr) \ ++do { \ ++ MC_RSP_OP(cmd, 0, 56, 4, enum dpdmux_accepted_frames_type, \ ++ attr->accept_frame_type);\ ++ MC_RSP_OP(cmd, 0, 24, 1, int, attr->enabled);\ ++ MC_RSP_OP(cmd, 1, 0, 32, uint32_t, attr->rate);\ ++} while (0) ++ ++#define DPDMUX_CMD_IF_REMOVE_L2_RULE(cmd, if_id, l2_rule) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, if_id);\ ++ MC_CMD_OP(cmd, 0, 16, 8, uint8_t, l2_rule->mac_addr[5]);\ ++ MC_CMD_OP(cmd, 0, 24, 8, uint8_t, l2_rule->mac_addr[4]);\ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, l2_rule->mac_addr[3]);\ ++ MC_CMD_OP(cmd, 0, 40, 8, uint8_t, l2_rule->mac_addr[2]);\ ++ MC_CMD_OP(cmd, 0, 48, 8, uint8_t, l2_rule->mac_addr[1]);\ ++ MC_CMD_OP(cmd, 0, 56, 8, uint8_t, l2_rule->mac_addr[0]);\ ++ MC_CMD_OP(cmd, 1, 32, 16, uint16_t, l2_rule->vlan_id);\ ++} while (0) ++ ++#define DPDMUX_CMD_IF_ADD_L2_RULE(cmd, if_id, l2_rule) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, if_id);\ ++ MC_CMD_OP(cmd, 0, 16, 8, uint8_t, l2_rule->mac_addr[5]);\ ++ MC_CMD_OP(cmd, 0, 24, 8, uint8_t, l2_rule->mac_addr[4]);\ ++ MC_CMD_OP(cmd, 0, 32, 8, uint8_t, l2_rule->mac_addr[3]);\ ++ MC_CMD_OP(cmd, 0, 40, 8, uint8_t, l2_rule->mac_addr[2]);\ ++ MC_CMD_OP(cmd, 0, 48, 8, uint8_t, l2_rule->mac_addr[1]);\ ++ MC_CMD_OP(cmd, 0, 56, 8, uint8_t, l2_rule->mac_addr[0]);\ ++ MC_CMD_OP(cmd, 1, 32, 16, uint16_t, l2_rule->vlan_id);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_IF_GET_COUNTER(cmd, if_id, counter_type) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, if_id);\ ++ MC_CMD_OP(cmd, 0, 16, 8, enum dpdmux_counter_type, counter_type);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_IF_GET_COUNTER(cmd, counter) \ ++ MC_RSP_OP(cmd, 1, 0, 64, uint64_t, counter) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_IF_SET_LINK_CFG(cmd, if_id, cfg) \ ++do { \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, if_id);\ ++ MC_CMD_OP(cmd, 1, 0, 32, uint32_t, cfg->rate);\ ++ MC_CMD_OP(cmd, 2, 0, 64, uint64_t, cfg->options);\ ++} while (0) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_CMD_IF_GET_LINK_STATE(cmd, if_id) \ ++ MC_CMD_OP(cmd, 0, 0, 16, uint16_t, if_id) ++ ++/* cmd, param, offset, width, type, arg_name */ ++#define DPDMUX_RSP_IF_GET_LINK_STATE(cmd, state) \ ++do { \ ++ MC_RSP_OP(cmd, 0, 32, 1, int, state->up);\ ++ MC_RSP_OP(cmd, 1, 0, 32, uint32_t, state->rate);\ ++ MC_RSP_OP(cmd, 2, 0, 64, uint64_t, state->options);\ ++} while (0) ++ ++#endif /* _FSL_DPDMUX_CMD_H */ +--- /dev/null ++++ b/drivers/staging/fsl-dpaa2/evb/dpdmux.c +@@ -0,0 +1,567 @@ ++/* Copyright 2013-2015 Freescale Semiconductor Inc. ++ * ++ * Redistribution and use in source and binary forms, with or without ++ * modification, are permitted provided that the following conditions are met: ++ * * Redistributions of source code must retain the above copyright ++ * notice, this list of conditions and the following disclaimer. ++ * * Redistributions in binary form must reproduce the above copyright ++ * notice, this list of conditions and the following disclaimer in the ++ * documentation and/or other materials provided with the distribution. ++ * * Neither the name of the above-listed copyright holders nor the ++ * names of any contributors may be used to endorse or promote products ++ * derived from this software without specific prior written permission. ++ * ++ * ++ * ALTERNATIVELY, this software may be distributed under the terms of the ++ * GNU General Public License ("GPL") as published by the Free Software ++ * Foundation, either version 2 of that License or (at your option) any ++ * later version. ++ * ++ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" ++ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ++ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ++ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE ++ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR ++ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF ++ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS ++ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN ++ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ++ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ++ * POSSIBILITY OF SUCH DAMAGE. ++ */ ++#include "../../fsl-mc/include/mc-sys.h" ++#include "../../fsl-mc/include/mc-cmd.h" ++#include "dpdmux.h" ++#include "dpdmux-cmd.h" ++ ++int dpdmux_open(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ int dpdmux_id, ++ uint16_t *token) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_OPEN, ++ cmd_flags, ++ 0); ++ DPDMUX_CMD_OPEN(cmd, dpdmux_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 0; ++} ++ ++int dpdmux_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(DPDMUX_CMDID_CLOSE, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_create(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ const struct dpdmux_cfg *cfg, ++ uint16_t *token) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_CREATE, ++ cmd_flags, ++ 0); ++ DPDMUX_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 dpdmux_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(DPDMUX_CMDID_DESTROY, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_enable(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(DPDMUX_CMDID_ENABLE, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_disable(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(DPDMUX_CMDID_DISABLE, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_is_enabled(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ int *en) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IS_ENABLED, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_IS_ENABLED(cmd, *en); ++ ++ return 0; ++} ++ ++int dpdmux_reset(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(DPDMUX_CMDID_RESET, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_set_irq(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ struct dpdmux_irq_cfg *irq_cfg) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_SET_IRQ, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_SET_IRQ(cmd, irq_index, irq_cfg); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_get_irq(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ int *type, ++ struct dpdmux_irq_cfg *irq_cfg) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_GET_IRQ, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_GET_IRQ(cmd, irq_index); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_GET_IRQ(cmd, *type, irq_cfg); ++ ++ return 0; ++} ++ ++int dpdmux_set_irq_enable(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint8_t en) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_SET_IRQ_ENABLE, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_SET_IRQ_ENABLE(cmd, irq_index, en); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_get_irq_enable(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint8_t *en) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_GET_IRQ_ENABLE, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_GET_IRQ_ENABLE(cmd, irq_index); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_GET_IRQ_ENABLE(cmd, *en); ++ ++ return 0; ++} ++ ++int dpdmux_set_irq_mask(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t mask) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_SET_IRQ_MASK, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_SET_IRQ_MASK(cmd, irq_index, mask); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_get_irq_mask(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t *mask) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_GET_IRQ_MASK, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_GET_IRQ_MASK(cmd, irq_index); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_GET_IRQ_MASK(cmd, *mask); ++ ++ return 0; ++} ++ ++int dpdmux_get_irq_status(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t *status) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_GET_IRQ_STATUS, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_GET_IRQ_STATUS(cmd, irq_index, *status); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_GET_IRQ_STATUS(cmd, *status); ++ ++ return 0; ++} ++ ++int dpdmux_clear_irq_status(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t status) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_CLEAR_IRQ_STATUS, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_CLEAR_IRQ_STATUS(cmd, irq_index, status); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_get_attributes(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ struct dpdmux_attr *attr) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_GET_ATTR, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_GET_ATTR(cmd, attr); ++ ++ return 0; ++} ++ ++int dpdmux_ul_set_max_frame_length(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t max_frame_length) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_UL_SET_MAX_FRAME_LENGTH, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_UL_SET_MAX_FRAME_LENGTH(cmd, max_frame_length); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_ul_reset_counters(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(DPDMUX_CMDID_UL_RESET_COUNTERS, ++ cmd_flags, ++ token); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_if_set_accepted_frames(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ const struct dpdmux_accepted_frames *cfg) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IF_SET_ACCEPTED_FRAMES, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_IF_SET_ACCEPTED_FRAMES(cmd, if_id, cfg); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_if_get_attributes(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ struct dpdmux_if_attr *attr) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IF_GET_ATTR, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_IF_GET_ATTR(cmd, if_id); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_IF_GET_ATTR(cmd, attr); ++ ++ return 0; ++} ++ ++int dpdmux_if_remove_l2_rule(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ const struct dpdmux_l2_rule *rule) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IF_REMOVE_L2_RULE, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_IF_REMOVE_L2_RULE(cmd, if_id, rule); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_if_add_l2_rule(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ const struct dpdmux_l2_rule *rule) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IF_ADD_L2_RULE, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_IF_ADD_L2_RULE(cmd, if_id, rule); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_if_get_counter(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ enum dpdmux_counter_type counter_type, ++ uint64_t *counter) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IF_GET_COUNTER, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_IF_GET_COUNTER(cmd, if_id, counter_type); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_IF_GET_COUNTER(cmd, *counter); ++ ++ return 0; ++} ++ ++int dpdmux_if_set_link_cfg(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ struct dpdmux_link_cfg *cfg) ++{ ++ struct mc_command cmd = { 0 }; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IF_SET_LINK_CFG, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_IF_SET_LINK_CFG(cmd, if_id, cfg); ++ ++ /* send command to mc*/ ++ return mc_send_command(mc_io, &cmd); ++} ++ ++int dpdmux_if_get_link_state(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ struct dpdmux_link_state *state) ++{ ++ struct mc_command cmd = { 0 }; ++ int err; ++ ++ /* prepare command */ ++ cmd.header = mc_encode_cmd_header(DPDMUX_CMDID_IF_GET_LINK_STATE, ++ cmd_flags, ++ token); ++ DPDMUX_CMD_IF_GET_LINK_STATE(cmd, if_id); ++ ++ /* send command to mc*/ ++ err = mc_send_command(mc_io, &cmd); ++ if (err) ++ return err; ++ ++ /* retrieve response parameters */ ++ DPDMUX_RSP_IF_GET_LINK_STATE(cmd, state); ++ ++ return 0; ++} +--- /dev/null ++++ b/drivers/staging/fsl-dpaa2/evb/dpdmux.h +@@ -0,0 +1,724 @@ ++/* Copyright 2013-2015 Freescale Semiconductor Inc. ++ * ++ * Redistribution and use in source and binary forms, with or without ++ * modification, are permitted provided that the following conditions are met: ++ * * Redistributions of source code must retain the above copyright ++ * notice, this list of conditions and the following disclaimer. ++ * * Redistributions in binary form must reproduce the above copyright ++ * notice, this list of conditions and the following disclaimer in the ++ * documentation and/or other materials provided with the distribution. ++ * * Neither the name of the above-listed copyright holders nor the ++ * names of any contributors may be used to endorse or promote products ++ * derived from this software without specific prior written permission. ++ * ++ * ++ * ALTERNATIVELY, this software may be distributed under the terms of the ++ * GNU General Public License ("GPL") as published by the Free Software ++ * Foundation, either version 2 of that License or (at your option) any ++ * later version. ++ * ++ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" ++ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ++ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ++ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE ++ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR ++ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF ++ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS ++ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN ++ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ++ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ++ * POSSIBILITY OF SUCH DAMAGE. ++ */ ++#ifndef __FSL_DPDMUX_H ++#define __FSL_DPDMUX_H ++ ++#include "../../fsl-mc/include/net.h" ++ ++struct fsl_mc_io; ++ ++/* Data Path Demux API ++ * Contains API for handling DPDMUX topology and functionality ++ */ ++ ++/** ++ * dpdmux_open() - Open a control session for the specified object ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @dpdmux_id: DPDMUX unique ID ++ * @token: Returned token; use in subsequent API calls ++ * ++ * This function can be used to open a control session for an ++ * already created object; an object may have been declared in ++ * the DPL or by calling the dpdmux_create() function. ++ * This function returns a unique authentication token, ++ * associated with the specific object ID and the specific MC ++ * portal; this token must be used in all subsequent commands for ++ * this specific object. ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_open(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ int dpdmux_id, ++ uint16_t *token); ++ ++/** ++ * dpdmux_close() - Close the control session of the 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 DPDMUX object ++ * ++ * After this function is called, no further operations are ++ * allowed on the object without opening a new control session. ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_close(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token); ++ ++/** ++ * DPDMUX general options ++ */ ++ ++/** ++ * Enable bridging between internal interfaces ++ */ ++#define DPDMUX_OPT_BRIDGE_EN 0x0000000000000002ULL ++ ++#define DPDMUX_IRQ_INDEX_IF 0x0000 ++#define DPDMUX_IRQ_INDEX 0x0001 ++ ++/** ++ * IRQ event - Indicates that the link state changed ++ */ ++#define DPDMUX_IRQ_EVENT_LINK_CHANGED 0x0001 ++ ++/** ++ * enum dpdmux_manip - DPDMUX manipulation operations ++ * @DPDMUX_MANIP_NONE: No manipulation on frames ++ * @DPDMUX_MANIP_ADD_REMOVE_S_VLAN: Add S-VLAN on egress, remove it on ingress ++ */ ++enum dpdmux_manip { ++ DPDMUX_MANIP_NONE = 0x0, ++ DPDMUX_MANIP_ADD_REMOVE_S_VLAN = 0x1 ++}; ++ ++/** ++ * enum dpdmux_method - DPDMUX method options ++ * @DPDMUX_METHOD_NONE: no DPDMUX method ++ * @DPDMUX_METHOD_C_VLAN_MAC: DPDMUX based on C-VLAN and MAC address ++ * @DPDMUX_METHOD_MAC: DPDMUX based on MAC address ++ * @DPDMUX_METHOD_C_VLAN: DPDMUX based on C-VLAN ++ * @DPDMUX_METHOD_S_VLAN: DPDMUX based on S-VLAN ++ */ ++enum dpdmux_method { ++ DPDMUX_METHOD_NONE = 0x0, ++ DPDMUX_METHOD_C_VLAN_MAC = 0x1, ++ DPDMUX_METHOD_MAC = 0x2, ++ DPDMUX_METHOD_C_VLAN = 0x3, ++ DPDMUX_METHOD_S_VLAN = 0x4 ++}; ++ ++/** ++ * struct dpdmux_cfg - DPDMUX configuration parameters ++ * @method: Defines the operation method for the DPDMUX address table ++ * @manip: Required manipulation operation ++ * @num_ifs: Number of interfaces (excluding the uplink interface) ++ * @adv: Advanced parameters; default is all zeros; ++ * use this structure to change default settings ++ */ ++struct dpdmux_cfg { ++ enum dpdmux_method method; ++ enum dpdmux_manip manip; ++ uint16_t num_ifs; ++ /** ++ * struct adv - Advanced parameters ++ * @options: DPDMUX options - combination of 'DPDMUX_OPT_<X>' flags ++ * @max_dmat_entries: Maximum entries in DPDMUX address table ++ * 0 - indicates default: 64 entries per interface. ++ * @max_mc_groups: Number of multicast groups in DPDMUX table ++ * 0 - indicates default: 32 multicast groups ++ * @max_vlan_ids: max vlan ids allowed in the system - ++ * relevant only case of working in mac+vlan method. ++ * 0 - indicates default 16 vlan ids. ++ */ ++ struct { ++ uint64_t options; ++ uint16_t max_dmat_entries; ++ uint16_t max_mc_groups; ++ uint16_t max_vlan_ids; ++ } adv; ++}; ++ ++/** ++ * dpdmux_create() - Create the DPDMUX object ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @cfg: Configuration structure ++ * @token: Returned token; use in subsequent API calls ++ * ++ * Create the DPDMUX object, allocate required resources and ++ * perform required initialization. ++ * ++ * The object can be created either by declaring it in the ++ * DPL file, or by calling this function. ++ * ++ * This function returns a unique authentication token, ++ * associated with the specific object ID and the specific MC ++ * portal; this token must be used in all subsequent calls to ++ * this specific object. For objects that are created using the ++ * DPL file, call dpdmux_open() function to get an authentication ++ * token first. ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_create(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ const struct dpdmux_cfg *cfg, ++ uint16_t *token); ++ ++/** ++ * dpdmux_destroy() - Destroy the DPDMUX object and release all its resources. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * ++ * Return: '0' on Success; error code otherwise. ++ */ ++int dpdmux_destroy(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token); ++ ++/** ++ * dpdmux_enable() - Enable DPDMUX functionality ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_enable(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token); ++ ++/** ++ * dpdmux_disable() - Disable DPDMUX functionality ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_disable(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token); ++ ++/** ++ * dpdmux_is_enabled() - Check if the DPDMUX is enabled. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @en: Returns '1' if object is enabled; '0' otherwise ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_is_enabled(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ int *en); ++ ++/** ++ * dpdmux_reset() - Reset the DPDMUX, returns the object to initial state. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_reset(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token); ++ ++/** ++ * struct dpdmux_irq_cfg - IRQ configuration ++ * @addr: Address that must be written to signal a message-based interrupt ++ * @val: Value to write into irq_addr address ++ * @irq_num: A user defined number associated with this IRQ ++ */ ++struct dpdmux_irq_cfg { ++ uint64_t addr; ++ uint32_t val; ++ int irq_num; ++}; ++ ++/** ++ * dpdmux_set_irq() - Set IRQ information for the DPDMUX 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 DPDMUX object ++ * @irq_index: Identifies the interrupt index to configure ++ * @irq_cfg: IRQ configuration ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_set_irq(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ struct dpdmux_irq_cfg *irq_cfg); ++ ++/** ++ * dpdmux_get_irq() - Get IRQ information from the DPDMUX. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @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: IRQ attributes ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_get_irq(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ int *type, ++ struct dpdmux_irq_cfg *irq_cfg); ++ ++/** ++ * dpdmux_set_irq_enable() - Set overall interrupt state. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @irq_index: The interrupt index to configure ++ * @en: Interrupt state - enable = 1, disable = 0 ++ * ++ * Allows GPP software to control when interrupts are generated. ++ * Each interrupt can have up to 32 causes. The enable/disable control's the ++ * overall interrupt state. if the interrupt is disabled no causes will cause ++ * an interrupt. ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_set_irq_enable(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint8_t en); ++ ++/** ++ * dpdmux_get_irq_enable() - Get overall interrupt state. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @irq_index: The interrupt index to configure ++ * @en: Returned interrupt state - enable = 1, disable = 0 ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_get_irq_enable(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint8_t *en); ++ ++/** ++ * dpdmux_set_irq_mask() - Set interrupt mask. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @irq_index: The interrupt index to configure ++ * @mask: event mask to trigger interrupt; ++ * each bit: ++ * 0 = ignore event ++ * 1 = consider event for asserting IRQ ++ * ++ * Every interrupt can have up to 32 causes and the interrupt model supports ++ * masking/unmasking each cause independently ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_set_irq_mask(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t mask); ++ ++/** ++ * dpdmux_get_irq_mask() - Get interrupt mask. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @irq_index: The interrupt index to configure ++ * @mask: Returned event mask to trigger interrupt ++ * ++ * Every interrupt can have up to 32 causes and the interrupt model supports ++ * masking/unmasking each cause independently ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_get_irq_mask(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t *mask); ++ ++/** ++ * dpdmux_get_irq_status() - Get the current status of any pending interrupts. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @irq_index: The interrupt index to configure ++ * @status: Returned interrupts status - one bit per cause: ++ * 0 = no interrupt pending ++ * 1 = interrupt pending ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_get_irq_status(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t *status); ++ ++/** ++ * dpdmux_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 DPDMUX 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 dpdmux_clear_irq_status(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint8_t irq_index, ++ uint32_t status); ++ ++/** ++ * struct dpdmux_attr - Structure representing DPDMUX attributes ++ * @id: DPDMUX object ID ++ * @version: DPDMUX version ++ * @options: Configuration options (bitmap) ++ * @method: DPDMUX address table method ++ * @manip: DPDMUX manipulation type ++ * @num_ifs: Number of interfaces (excluding the uplink interface) ++ * @mem_size: DPDMUX frame storage memory size ++ */ ++struct dpdmux_attr { ++ int id; ++ /** ++ * struct version - DPDMUX version ++ * @major: DPDMUX major version ++ * @minor: DPDMUX minor version ++ */ ++ struct { ++ uint16_t major; ++ uint16_t minor; ++ } version; ++ uint64_t options; ++ enum dpdmux_method method; ++ enum dpdmux_manip manip; ++ uint16_t num_ifs; ++ uint16_t mem_size; ++}; ++ ++/** ++ * dpdmux_get_attributes() - Retrieve DPDMUX 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 DPDMUX object ++ * @attr: Returned object's attributes ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_get_attributes(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ struct dpdmux_attr *attr); ++ ++/** ++ * dpdmux_ul_set_max_frame_length() - Set the maximum frame length in DPDMUX ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @max_frame_length: The required maximum frame length ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_ul_set_max_frame_length(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t max_frame_length); ++ ++/** ++ * enum dpdmux_counter_type - Counter types ++ * @DPDMUX_CNT_ING_FRAME: Counts ingress frames ++ * @DPDMUX_CNT_ING_BYTE: Counts ingress bytes ++ * @DPDMUX_CNT_ING_FLTR_FRAME: Counts filtered ingress frames ++ * @DPDMUX_CNT_ING_FRAME_DISCARD: Counts discarded ingress frames ++ * @DPDMUX_CNT_ING_MCAST_FRAME: Counts ingress multicast frames ++ * @DPDMUX_CNT_ING_MCAST_BYTE: Counts ingress multicast bytes ++ * @DPDMUX_CNT_ING_BCAST_FRAME: Counts ingress broadcast frames ++ * @DPDMUX_CNT_ING_BCAST_BYTES: Counts ingress broadcast bytes ++ * @DPDMUX_CNT_EGR_FRAME: Counts egress frames ++ * @DPDMUX_CNT_EGR_BYTE: Counts egress bytes ++ * @DPDMUX_CNT_EGR_FRAME_DISCARD: Counts discarded egress frames ++ */ ++enum dpdmux_counter_type { ++ DPDMUX_CNT_ING_FRAME = 0x0, ++ DPDMUX_CNT_ING_BYTE = 0x1, ++ DPDMUX_CNT_ING_FLTR_FRAME = 0x2, ++ DPDMUX_CNT_ING_FRAME_DISCARD = 0x3, ++ DPDMUX_CNT_ING_MCAST_FRAME = 0x4, ++ DPDMUX_CNT_ING_MCAST_BYTE = 0x5, ++ DPDMUX_CNT_ING_BCAST_FRAME = 0x6, ++ DPDMUX_CNT_ING_BCAST_BYTES = 0x7, ++ DPDMUX_CNT_EGR_FRAME = 0x8, ++ DPDMUX_CNT_EGR_BYTE = 0x9, ++ DPDMUX_CNT_EGR_FRAME_DISCARD = 0xa ++}; ++ ++/** ++ * enum dpdmux_accepted_frames_type - DPDMUX frame types ++ * @DPDMUX_ADMIT_ALL: The device accepts VLAN tagged, untagged and ++ * priority-tagged frames ++ * @DPDMUX_ADMIT_ONLY_VLAN_TAGGED: The device discards untagged frames or ++ * priority-tagged frames that are received on this ++ * interface ++ * @DPDMUX_ADMIT_ONLY_UNTAGGED: Untagged frames or priority-tagged frames ++ * received on this interface are accepted ++ */ ++enum dpdmux_accepted_frames_type { ++ DPDMUX_ADMIT_ALL = 0, ++ DPDMUX_ADMIT_ONLY_VLAN_TAGGED = 1, ++ DPDMUX_ADMIT_ONLY_UNTAGGED = 2 ++}; ++ ++/** ++ * enum dpdmux_action - DPDMUX action for un-accepted frames ++ * @DPDMUX_ACTION_DROP: Drop un-accepted frames ++ * @DPDMUX_ACTION_REDIRECT_TO_CTRL: Redirect un-accepted frames to the ++ * control interface ++ */ ++enum dpdmux_action { ++ DPDMUX_ACTION_DROP = 0, ++ DPDMUX_ACTION_REDIRECT_TO_CTRL = 1 ++}; ++ ++/** ++ * struct dpdmux_accepted_frames - Frame types configuration ++ * @type: Defines ingress accepted frames ++ * @unaccept_act: Defines action on frames not accepted ++ */ ++struct dpdmux_accepted_frames { ++ enum dpdmux_accepted_frames_type type; ++ enum dpdmux_action unaccept_act; ++}; ++ ++/** ++ * dpdmux_if_set_accepted_frames() - Set the accepted frame types ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @if_id: Interface ID (0 for uplink, or 1-num_ifs); ++ * @cfg: Frame types configuration ++ * ++ * if 'DPDMUX_ADMIT_ONLY_VLAN_TAGGED' is set - untagged frames or ++ * priority-tagged frames are discarded. ++ * if 'DPDMUX_ADMIT_ONLY_UNTAGGED' is set - untagged frames or ++ * priority-tagged frames are accepted. ++ * if 'DPDMUX_ADMIT_ALL' is set (default mode) - all VLAN tagged, ++ * untagged and priority-tagged frame are accepted; ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_if_set_accepted_frames(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ const struct dpdmux_accepted_frames *cfg); ++ ++/** ++ * struct dpdmux_if_attr - Structure representing frame types configuration ++ * @rate: Configured interface rate (in bits per second) ++ * @enabled: Indicates if interface is enabled ++ * @accept_frame_type: Indicates type of accepted frames for the interface ++ */ ++struct dpdmux_if_attr { ++ uint32_t rate; ++ int enabled; ++ enum dpdmux_accepted_frames_type accept_frame_type; ++}; ++ ++/** ++ * dpdmux_if_get_attributes() - Obtain DPDMUX interface 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 DPDMUX object ++ * @if_id: Interface ID (0 for uplink, or 1-num_ifs); ++ * @attr: Interface attributes ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_if_get_attributes(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ struct dpdmux_if_attr *attr); ++ ++/** ++ * struct dpdmux_l2_rule - Structure representing L2 rule ++ * @mac_addr: MAC address ++ * @vlan_id: VLAN ID ++ */ ++struct dpdmux_l2_rule { ++ uint8_t mac_addr[6]; ++ uint16_t vlan_id; ++}; ++ ++/** ++ * dpdmux_if_remove_l2_rule() - Remove L2 rule from DPDMUX table ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @if_id: Destination interface ID ++ * @rule: L2 rule ++ * ++ * Function removes a L2 rule from DPDMUX table ++ * or adds an interface to an existing multicast address ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_if_remove_l2_rule(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ const struct dpdmux_l2_rule *rule); ++ ++/** ++ * dpdmux_if_add_l2_rule() - Add L2 rule into DPDMUX table ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPDMUX object ++ * @if_id: Destination interface ID ++ * @rule: L2 rule ++ * ++ * Function adds a L2 rule into DPDMUX table ++ * or adds an interface to an existing multicast address ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_if_add_l2_rule(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ const struct dpdmux_l2_rule *rule); ++ ++/** ++* dpdmux_if_get_counter() - Functions obtains specific counter of an interface ++* @mc_io: Pointer to MC portal's I/O object ++* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++* @token: Token of DPDMUX object ++* @if_id: Interface Id ++* @counter_type: counter type ++* @counter: Returned specific counter information ++* ++* Return: '0' on Success; Error code otherwise. ++*/ ++int dpdmux_if_get_counter(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ enum dpdmux_counter_type counter_type, ++ uint64_t *counter); ++ ++/** ++* dpdmux_ul_reset_counters() - Function resets the uplink counter ++* @mc_io: Pointer to MC portal's I/O object ++* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++* @token: Token of DPDMUX object ++* ++* Return: '0' on Success; Error code otherwise. ++*/ ++int dpdmux_ul_reset_counters(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token); ++ ++/** ++ * Enable auto-negotiation ++ */ ++#define DPDMUX_LINK_OPT_AUTONEG 0x0000000000000001ULL ++/** ++ * Enable half-duplex mode ++ */ ++#define DPDMUX_LINK_OPT_HALF_DUPLEX 0x0000000000000002ULL ++/** ++ * Enable pause frames ++ */ ++#define DPDMUX_LINK_OPT_PAUSE 0x0000000000000004ULL ++/** ++ * Enable a-symmetric pause frames ++ */ ++#define DPDMUX_LINK_OPT_ASYM_PAUSE 0x0000000000000008ULL ++ ++/** ++ * struct dpdmux_link_cfg - Structure representing DPDMUX link configuration ++ * @rate: Rate ++ * @options: Mask of available options; use 'DPDMUX_LINK_OPT_<X>' values ++ */ ++struct dpdmux_link_cfg { ++ uint32_t rate; ++ uint64_t options; ++}; ++ ++/** ++ * dpdmux_if_set_link_cfg() - set the link configuration. ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPSW object ++ * @if_id: interface id ++ * @cfg: Link configuration ++ * ++ * Return: '0' on Success; Error code otherwise. ++ */ ++int dpdmux_if_set_link_cfg(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ struct dpdmux_link_cfg *cfg); ++/** ++ * struct dpdmux_link_state - Structure representing DPDMUX link state ++ * @rate: Rate ++ * @options: Mask of available options; use 'DPDMUX_LINK_OPT_<X>' values ++ * @up: 0 - down, 1 - up ++ */ ++struct dpdmux_link_state { ++ uint32_t rate; ++ uint64_t options; ++ int up; ++}; ++ ++/** ++ * dpdmux_if_get_link_state - Return the link state ++ * @mc_io: Pointer to MC portal's I/O object ++ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_' ++ * @token: Token of DPSW object ++ * @if_id: interface id ++ * @state: link state ++ * ++ * @returns '0' on Success; Error code otherwise. ++ */ ++int dpdmux_if_get_link_state(struct fsl_mc_io *mc_io, ++ uint32_t cmd_flags, ++ uint16_t token, ++ uint16_t if_id, ++ struct dpdmux_link_state *state); ++ ++#endif /* __FSL_DPDMUX_H */ +--- /dev/null ++++ b/drivers/staging/fsl-dpaa2/evb/evb.c +@@ -0,0 +1,1216 @@ ++/* Copyright 2015 Freescale Semiconductor Inc. ++ * ++ * Redistribution and use in source and binary forms, with or without ++ * modification, are permitted provided that the following conditions are met: ++ * * Redistributions of source code must retain the above copyright ++ * notice, this list of conditions and the following disclaimer. ++ * * Redistributions in binary form must reproduce the above copyright ++ * notice, this list of conditions and the following disclaimer in the ++ * documentation and/or other materials provided with the distribution. ++ * * Neither the name of Freescale Semiconductor nor the ++ * names of its contributors may be used to endorse or promote products ++ * derived from this software without specific prior written permission. ++ * ++ * ++ * ALTERNATIVELY, this software may be distributed under the terms of the ++ * GNU General Public License ("GPL") as published by the Free Software ++ * Foundation, either version 2 of that License or (at your option) any ++ * later version. ++ * ++ * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY ++ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED ++ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE ++ * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY ++ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES ++ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; ++ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ++ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ++ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS ++ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ++ */ ++#include <linux/module.h> ++#include <linux/netdevice.h> ++#include <linux/etherdevice.h> ++#include <linux/rtnetlink.h> ++#include <linux/if_vlan.h> ++#include <linux/interrupt.h> ++#include <linux/msi.h> ++ ++#include <uapi/linux/if_bridge.h> ++#include <net/netlink.h> ++ ++#include "../../fsl-mc/include/mc.h" ++ ++#include "dpdmux.h" ++#include "dpdmux-cmd.h" ++ ++/* IRQ index */ ++#define DPDMUX_MAX_IRQ_NUM 2 ++ ++/* MAX FRAME LENGTH (currently 10k) */ ++#define EVB_MAX_FRAME_LENGTH (10 * 1024) ++/* MIN FRAME LENGTH (64 bytes + 4 bytes CRC) */ ++#define EVB_MIN_FRAME_LENGTH 68 ++ ++struct evb_port_priv { ++ struct net_device *netdev; ++ struct list_head list; ++ u16 port_index; ++ struct evb_priv *evb_priv; ++ u8 vlans[VLAN_VID_MASK+1]; ++}; ++ ++struct evb_priv { ++ /* keep first */ ++ struct evb_port_priv uplink; ++ ++ struct fsl_mc_io *mc_io; ++ struct list_head port_list; ++ struct dpdmux_attr attr; ++ uint16_t mux_handle; ++ int dev_id; ++}; ++ ++static int _evb_port_carrier_state_sync(struct net_device *netdev) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct dpdmux_link_state state; ++ int err; ++ ++ err = dpdmux_if_get_link_state(port_priv->evb_priv->mc_io, 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, &state); ++ if (unlikely(err)) { ++ netdev_err(netdev, "dpdmux_if_get_link_state() err %d\n", err); ++ return err; ++ } ++ ++ WARN_ONCE(state.up > 1, "Garbage read into link_state"); ++ ++ if (state.up) ++ netif_carrier_on(port_priv->netdev); ++ else ++ netif_carrier_off(port_priv->netdev); ++ ++ return 0; ++} ++ ++static int evb_port_open(struct net_device *netdev) ++{ ++ int err; ++ ++ /* FIXME: enable port when support added */ ++ ++ err = _evb_port_carrier_state_sync(netdev); ++ if (err) { ++ netdev_err(netdev, "ethsw_port_carrier_state_sync err %d\n", ++ err); ++ return err; ++ } ++ ++ return 0; ++} ++ ++static netdev_tx_t evb_dropframe(struct sk_buff *skb, struct net_device *dev) ++{ ++ /* we don't support I/O for now, drop the frame */ ++ dev_kfree_skb_any(skb); ++ return NETDEV_TX_OK; ++} ++ ++static int evb_links_state_update(struct evb_priv *priv) ++{ ++ struct evb_port_priv *port_priv; ++ struct list_head *pos; ++ int err; ++ ++ list_for_each(pos, &priv->port_list) { ++ port_priv = list_entry(pos, struct evb_port_priv, list); ++ ++ err = _evb_port_carrier_state_sync(port_priv->netdev); ++ if (err) ++ netdev_err(port_priv->netdev, ++ "_evb_port_carrier_state_sync err %d\n", ++ err); ++ } ++ ++ return 0; ++} ++ ++static irqreturn_t evb_irq0_handler(int irq_num, void *arg) ++{ ++ return IRQ_WAKE_THREAD; ++} ++ ++static irqreturn_t _evb_irq0_handler_thread(int irq_num, void *arg) ++{ ++ struct device *dev = (struct device *)arg; ++ struct fsl_mc_device *evb_dev = to_fsl_mc_device(dev); ++ struct net_device *netdev = dev_get_drvdata(dev); ++ struct evb_priv *priv = netdev_priv(netdev); ++ struct fsl_mc_io *io = priv->mc_io; ++ uint16_t token = priv->mux_handle; ++ int irq_index = DPDMUX_IRQ_INDEX_IF; ++ uint32_t status = 0, clear = 0; ++ int err; ++ ++ /* Sanity check */ ++ if (WARN_ON(!evb_dev || !evb_dev->irqs || !evb_dev->irqs[irq_index])) ++ goto out; ++ if (WARN_ON(evb_dev->irqs[irq_index]->msi_desc->irq != irq_num)) ++ goto out; ++ ++ err = dpdmux_get_irq_status(io, 0, token, irq_index, &status); ++ if (unlikely(err)) { ++ netdev_err(netdev, "Can't get irq status (err %d)", err); ++ clear = 0xffffffff; ++ goto out; ++ } ++ ++ /* FIXME clear irq status */ ++ ++ if (status & DPDMUX_IRQ_EVENT_LINK_CHANGED) { ++ clear |= DPDMUX_IRQ_EVENT_LINK_CHANGED; ++ ++ err = evb_links_state_update(priv); ++ if (unlikely(err)) ++ goto out; ++ } ++out: ++ err = dpdmux_clear_irq_status(io, 0, token, irq_index, clear); ++ if (unlikely(err)) ++ netdev_err(netdev, "Can't clear irq status (err %d)", err); ++ return IRQ_HANDLED; ++} ++ ++static int evb_setup_irqs(struct fsl_mc_device *evb_dev) ++{ ++ struct device *dev = &evb_dev->dev; ++ struct net_device *netdev = dev_get_drvdata(dev); ++ struct evb_priv *priv = netdev_priv(netdev); ++ int err = 0; ++ struct fsl_mc_device_irq *irq; ++ const int irq_index = DPDMUX_IRQ_INDEX_IF; ++ uint32_t mask = ~0x0u; /* FIXME: unmask handled irqs */ ++ ++ err = fsl_mc_allocate_irqs(evb_dev); ++ if (unlikely(err)) { ++ dev_err(dev, "MC irqs allocation failed\n"); ++ return err; ++ } ++ ++ if (WARN_ON(evb_dev->obj_desc.irq_count != DPDMUX_MAX_IRQ_NUM)) { ++ err = -EINVAL; ++ goto free_irq; ++ } ++ ++ err = dpdmux_set_irq_enable(priv->mc_io, 0, priv->mux_handle, ++ irq_index, 0); ++ if (unlikely(err)) { ++ dev_err(dev, "dpdmux_set_irq_enable err %d\n", err); ++ goto free_irq; ++ } ++ ++ irq = evb_dev->irqs[irq_index]; ++ ++ err = devm_request_threaded_irq(dev, irq->msi_desc->irq, ++ evb_irq0_handler, ++ _evb_irq0_handler_thread, ++ IRQF_NO_SUSPEND | IRQF_ONESHOT, ++ dev_name(dev), dev); ++ if (unlikely(err)) { ++ dev_err(dev, "devm_request_threaded_irq(): %d", err); ++ goto free_irq; ++ } ++ ++ err = dpdmux_set_irq_mask(priv->mc_io, 0, priv->mux_handle, ++ irq_index, mask); ++ if (unlikely(err)) { ++ dev_err(dev, "dpdmux_set_irq_mask(): %d", err); ++ goto free_devm_irq; ++ } ++ ++ err = dpdmux_set_irq_enable(priv->mc_io, 0, priv->mux_handle, ++ irq_index, 1); ++ if (unlikely(err)) { ++ dev_err(dev, "dpdmux_set_irq_enable(): %d", err); ++ goto free_devm_irq; ++ } ++ ++ return 0; ++ ++free_devm_irq: ++ devm_free_irq(dev, irq->msi_desc->irq, dev); ++free_irq: ++ fsl_mc_free_irqs(evb_dev); ++ return err; ++} ++ ++static void evb_teardown_irqs(struct fsl_mc_device *evb_dev) ++{ ++ struct device *dev = &evb_dev->dev; ++ struct net_device *netdev = dev_get_drvdata(dev); ++ struct evb_priv *priv = netdev_priv(netdev); ++ ++ dpdmux_set_irq_enable(priv->mc_io, 0, priv->mux_handle, ++ DPDMUX_IRQ_INDEX_IF, 0); ++ ++ devm_free_irq(dev, ++ evb_dev->irqs[DPDMUX_IRQ_INDEX_IF]->msi_desc->irq, ++ dev); ++ fsl_mc_free_irqs(evb_dev); ++} ++ ++static int evb_port_add_rule(struct net_device *netdev, ++ const unsigned char *addr, u16 vid) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct dpdmux_l2_rule rule = { .vlan_id = vid }; ++ int err; ++ ++ if (addr) ++ ether_addr_copy(rule.mac_addr, addr); ++ ++ err = dpdmux_if_add_l2_rule(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, &rule); ++ if (unlikely(err)) ++ netdev_err(netdev, "dpdmux_if_add_l2_rule err %d\n", err); ++ return err; ++} ++ ++static int evb_port_del_rule(struct net_device *netdev, ++ const unsigned char *addr, u16 vid) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct dpdmux_l2_rule rule = { .vlan_id = vid }; ++ int err; ++ ++ if (addr) ++ ether_addr_copy(rule.mac_addr, addr); ++ ++ err = dpdmux_if_remove_l2_rule(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, &rule); ++ if (unlikely(err)) ++ netdev_err(netdev, "dpdmux_if_remove_l2_rule err %d\n", err); ++ return err; ++} ++ ++static bool _lookup_address(struct net_device *netdev, ++ const unsigned char *addr) ++{ ++ struct netdev_hw_addr *ha; ++ struct netdev_hw_addr_list *list = (is_unicast_ether_addr(addr)) ? ++ &netdev->uc : &netdev->mc; ++ ++ netif_addr_lock_bh(netdev); ++ list_for_each_entry(ha, &list->list, list) { ++ if (ether_addr_equal(ha->addr, addr)) { ++ netif_addr_unlock_bh(netdev); ++ return true; ++ } ++ } ++ netif_addr_unlock_bh(netdev); ++ return false; ++} ++ ++static inline int evb_port_fdb_prep(struct nlattr *tb[], ++ struct net_device *netdev, ++ const unsigned char *addr, u16 *vid, ++ bool del) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct evb_priv *evb_priv = port_priv->evb_priv; ++ ++ *vid = 0; ++ ++ if (evb_priv->attr.method != DPDMUX_METHOD_MAC && ++ evb_priv->attr.method != DPDMUX_METHOD_C_VLAN_MAC) { ++ netdev_err(netdev, ++ "EVB mode does not support MAC classification\n"); ++ return -EOPNOTSUPP; ++ } ++ ++ /* check if the address is configured on this port */ ++ if (_lookup_address(netdev, addr)) { ++ if (!del) ++ return -EEXIST; ++ } else { ++ if (del) ++ return -ENOENT; ++ } ++ ++ if (tb[NDA_VLAN] && evb_priv->attr.method == DPDMUX_METHOD_C_VLAN_MAC) { ++ if (nla_len(tb[NDA_VLAN]) != sizeof(unsigned short)) { ++ netdev_err(netdev, "invalid vlan size %d\n", ++ nla_len(tb[NDA_VLAN])); ++ return -EINVAL; ++ } ++ ++ *vid = nla_get_u16(tb[NDA_VLAN]); ++ ++ if (!*vid || *vid >= VLAN_VID_MASK) { ++ netdev_err(netdev, "invalid vid value 0x%04x\n", *vid); ++ return -EINVAL; ++ } ++ } else if (evb_priv->attr.method == DPDMUX_METHOD_C_VLAN_MAC) { ++ netdev_err(netdev, ++ "EVB mode requires explicit VLAN configuration\n"); ++ return -EINVAL; ++ } else if (tb[NDA_VLAN]) { ++ netdev_warn(netdev, "VLAN not supported, argument ignored\n"); ++ } ++ ++ return 0; ++} ++ ++static int evb_port_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], ++ struct net_device *netdev, ++ const unsigned char *addr, u16 vid, u16 flags) ++{ ++ u16 _vid; ++ int err; ++ ++ /* TODO: add replace support when added to iproute bridge */ ++ if (!(flags & NLM_F_REQUEST)) { ++ netdev_err(netdev, ++ "evb_port_fdb_add unexpected flags value %08x\n", ++ flags); ++ return -EINVAL; ++ } ++ ++ err = evb_port_fdb_prep(tb, netdev, addr, &_vid, 0); ++ if (unlikely(err)) ++ return err; ++ ++ ++ err = evb_port_add_rule(netdev, addr, _vid); ++ if (unlikely(err)) ++ return err; ++ ++ if (is_unicast_ether_addr(addr)) { ++ err = dev_uc_add(netdev, addr); ++ if (unlikely(err)) { ++ netdev_err(netdev, "dev_uc_add err %d\n", err); ++ return err; ++ } ++ } else { ++ err = dev_mc_add(netdev, addr); ++ if (unlikely(err)) { ++ netdev_err(netdev, "dev_mc_add err %d\n", err); ++ return err; ++ } ++ } ++ ++ return 0; ++} ++ ++static int evb_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], ++ struct net_device *netdev, ++ const unsigned char *addr, u16 vid) ++{ ++ u16 _vid; ++ int err; ++ ++ err = evb_port_fdb_prep(tb, netdev, addr, &_vid, 1); ++ if (unlikely(err)) ++ return err; ++ ++ err = evb_port_del_rule(netdev, addr, _vid); ++ if (unlikely(err)) ++ return err; ++ ++ if (is_unicast_ether_addr(addr)) { ++ err = dev_uc_del(netdev, addr); ++ if (unlikely(err)) { ++ netdev_err(netdev, "dev_uc_del err %d\n", err); ++ return err; ++ } ++ } else { ++ err = dev_mc_del(netdev, addr); ++ if (unlikely(err)) { ++ netdev_err(netdev, "dev_mc_del err %d\n", err); ++ return err; ++ } ++ } ++ ++ return 0; ++} ++ ++static int evb_change_mtu(struct net_device *netdev, ++ int mtu) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct evb_priv *evb_priv = port_priv->evb_priv; ++ struct list_head *pos; ++ int err = 0; ++ ++ /* This operation is not permitted on downlinks */ ++ if (port_priv->port_index > 0) ++ return -EPERM; ++ ++ if (mtu < EVB_MIN_FRAME_LENGTH || mtu > EVB_MAX_FRAME_LENGTH) { ++ netdev_err(netdev, "Invalid MTU %d. Valid range is: %d..%d\n", ++ mtu, EVB_MIN_FRAME_LENGTH, EVB_MAX_FRAME_LENGTH); ++ return -EINVAL; ++ } ++ ++ err = dpdmux_ul_set_max_frame_length(evb_priv->mc_io, ++ 0, ++ evb_priv->mux_handle, ++ (uint16_t)mtu); ++ ++ if (unlikely(err)) { ++ netdev_err(netdev, "dpdmux_ul_set_max_frame_length err %d\n", ++ err); ++ return err; ++ } ++ ++ /* Update the max frame length for downlinks */ ++ list_for_each(pos, &evb_priv->port_list) { ++ port_priv = list_entry(pos, struct evb_port_priv, list); ++ port_priv->netdev->mtu = mtu; ++ } ++ ++ netdev->mtu = mtu; ++ return 0; ++} ++ ++static const struct nla_policy ifla_br_policy[IFLA_MAX+1] = { ++ [IFLA_BRIDGE_FLAGS] = { .type = NLA_U16 }, ++ [IFLA_BRIDGE_MODE] = { .type = NLA_U16 }, ++ [IFLA_BRIDGE_VLAN_INFO] = { .type = NLA_BINARY, ++ .len = sizeof(struct bridge_vlan_info), }, ++}; ++ ++static int evb_setlink_af_spec(struct net_device *netdev, ++ struct nlattr **tb) ++{ ++ struct bridge_vlan_info *vinfo; ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ int err = 0; ++ ++ if (!tb[IFLA_BRIDGE_VLAN_INFO]) { ++ netdev_err(netdev, "no VLAN INFO in nlmsg\n"); ++ return -EOPNOTSUPP; ++ } ++ ++ vinfo = nla_data(tb[IFLA_BRIDGE_VLAN_INFO]); ++ ++ if (!vinfo->vid || vinfo->vid > VLAN_VID_MASK) ++ return -EINVAL; ++ ++ err = evb_port_add_rule(netdev, NULL, vinfo->vid); ++ if (unlikely(err)) ++ return err; ++ ++ port_priv->vlans[vinfo->vid] = 1; ++ ++ return 0; ++} ++ ++static int evb_setlink(struct net_device *netdev, ++ struct nlmsghdr *nlh, ++ u16 flags) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct evb_priv *evb_priv = port_priv->evb_priv; ++ struct nlattr *attr; ++ struct nlattr *tb[(IFLA_BRIDGE_MAX > IFLA_BRPORT_MAX) ? ++ IFLA_BRIDGE_MAX : IFLA_BRPORT_MAX+1]; ++ int err = 0; ++ ++ if (evb_priv->attr.method != DPDMUX_METHOD_C_VLAN && ++ evb_priv->attr.method != DPDMUX_METHOD_S_VLAN) { ++ netdev_err(netdev, ++ "EVB mode does not support VLAN only classification\n"); ++ return -EOPNOTSUPP; ++ } ++ ++ attr = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); ++ if (attr) { ++ err = nla_parse_nested(tb, IFLA_BRIDGE_MAX, attr, ++ ifla_br_policy); ++ if (unlikely(err)) { ++ netdev_err(netdev, ++ "nla_parse_nested for br_policy err %d\n", ++ err); ++ return err; ++ } ++ ++ err = evb_setlink_af_spec(netdev, tb); ++ return err; ++ } ++ ++ netdev_err(netdev, "nlmsg_find_attr found no AF_SPEC\n"); ++ return -EOPNOTSUPP; ++} ++ ++static int __nla_put_netdev(struct sk_buff *skb, struct net_device *netdev) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct evb_priv *evb_priv = port_priv->evb_priv; ++ u8 operstate = netif_running(netdev) ? ++ netdev->operstate : IF_OPER_DOWN; ++ int iflink; ++ int err; ++ ++ err = nla_put_string(skb, IFLA_IFNAME, netdev->name); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u32(skb, IFLA_MASTER, evb_priv->uplink.netdev->ifindex); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u32(skb, IFLA_MTU, netdev->mtu); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u8(skb, IFLA_OPERSTATE, operstate); ++ if (unlikely(err)) ++ goto nla_put_err; ++ if (netdev->addr_len) { ++ err = nla_put(skb, IFLA_ADDRESS, netdev->addr_len, ++ netdev->dev_addr); ++ if (unlikely(err)) ++ goto nla_put_err; ++ } ++ ++ iflink = dev_get_iflink(netdev); ++ if (netdev->ifindex != iflink) { ++ err = nla_put_u32(skb, IFLA_LINK, iflink); ++ if (unlikely(err)) ++ goto nla_put_err; ++ } ++ ++ return 0; ++ ++nla_put_err: ++ netdev_err(netdev, "nla_put_ err %d\n", err); ++ return err; ++} ++ ++static int __nla_put_port(struct sk_buff *skb, struct net_device *netdev) ++{ ++ struct nlattr *nest; ++ int err; ++ ++ nest = nla_nest_start(skb, IFLA_PROTINFO | NLA_F_NESTED); ++ if (!nest) { ++ netdev_err(netdev, "nla_nest_start failed\n"); ++ return -ENOMEM; ++ } ++ ++ err = nla_put_u8(skb, IFLA_BRPORT_STATE, BR_STATE_FORWARDING); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u16(skb, IFLA_BRPORT_PRIORITY, 0); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u32(skb, IFLA_BRPORT_COST, 0); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u8(skb, IFLA_BRPORT_MODE, 0); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u8(skb, IFLA_BRPORT_GUARD, 0); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u8(skb, IFLA_BRPORT_PROTECT, 0); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u8(skb, IFLA_BRPORT_FAST_LEAVE, 0); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u8(skb, IFLA_BRPORT_LEARNING, 0); ++ if (unlikely(err)) ++ goto nla_put_err; ++ err = nla_put_u8(skb, IFLA_BRPORT_UNICAST_FLOOD, 1); ++ if (unlikely(err)) ++ goto nla_put_err; ++ nla_nest_end(skb, nest); ++ ++ return 0; ++ ++nla_put_err: ++ netdev_err(netdev, "nla_put_ err %d\n", err); ++ nla_nest_cancel(skb, nest); ++ return err; ++} ++ ++static int __nla_put_vlan(struct sk_buff *skb, struct net_device *netdev) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct nlattr *nest; ++ struct bridge_vlan_info vinfo; ++ const u8 *vlans = port_priv->vlans; ++ u16 i; ++ int err; ++ ++ nest = nla_nest_start(skb, IFLA_AF_SPEC); ++ if (!nest) { ++ netdev_err(netdev, "nla_nest_start failed"); ++ return -ENOMEM; ++ } ++ ++ for (i = 0; i < VLAN_VID_MASK+1; i++) { ++ if (!vlans[i]) ++ continue; ++ ++ vinfo.flags = 0; ++ vinfo.vid = i; ++ ++ err = nla_put(skb, IFLA_BRIDGE_VLAN_INFO, ++ sizeof(vinfo), &vinfo); ++ if (unlikely(err)) ++ goto nla_put_err; ++ } ++ ++ nla_nest_end(skb, nest); ++ ++ return 0; ++ ++nla_put_err: ++ netdev_err(netdev, "nla_put_ err %d\n", err); ++ nla_nest_cancel(skb, nest); ++ return err; ++} ++ ++static int evb_getlink(struct sk_buff *skb, u32 pid, u32 seq, ++ struct net_device *netdev, u32 filter_mask, int nlflags) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ struct evb_priv *evb_priv = port_priv->evb_priv; ++ struct ifinfomsg *hdr; ++ struct nlmsghdr *nlh; ++ int err; ++ ++ if (evb_priv->attr.method != DPDMUX_METHOD_C_VLAN && ++ evb_priv->attr.method != DPDMUX_METHOD_S_VLAN) { ++ return 0; ++ } ++ ++ nlh = nlmsg_put(skb, pid, seq, RTM_NEWLINK, sizeof(*hdr), NLM_F_MULTI); ++ if (!nlh) ++ return -EMSGSIZE; ++ ++ hdr = nlmsg_data(nlh); ++ memset(hdr, 0, sizeof(*hdr)); ++ hdr->ifi_family = AF_BRIDGE; ++ hdr->ifi_type = netdev->type; ++ hdr->ifi_index = netdev->ifindex; ++ hdr->ifi_flags = dev_get_flags(netdev); ++ ++ err = __nla_put_netdev(skb, netdev); ++ if (unlikely(err)) ++ goto nla_put_err; ++ ++ err = __nla_put_port(skb, netdev); ++ if (unlikely(err)) ++ goto nla_put_err; ++ ++ /* Check if the VID information is requested */ ++ if (filter_mask & RTEXT_FILTER_BRVLAN) { ++ err = __nla_put_vlan(skb, netdev); ++ if (unlikely(err)) ++ goto nla_put_err; ++ } ++ ++ nlmsg_end(skb, nlh); ++ return skb->len; ++ ++nla_put_err: ++ nlmsg_cancel(skb, nlh); ++ return -EMSGSIZE; ++} ++ ++static int evb_dellink(struct net_device *netdev, ++ struct nlmsghdr *nlh, ++ u16 flags) ++{ ++ struct nlattr *tb[IFLA_BRIDGE_MAX+1]; ++ struct nlattr *spec; ++ struct bridge_vlan_info *vinfo; ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ int err = 0; ++ ++ spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); ++ if (!spec) ++ return 0; ++ ++ err = nla_parse_nested(tb, IFLA_BRIDGE_MAX, spec, ifla_br_policy); ++ if (unlikely(err)) ++ return err; ++ ++ if (!tb[IFLA_BRIDGE_VLAN_INFO]) ++ return -EOPNOTSUPP; ++ ++ vinfo = nla_data(tb[IFLA_BRIDGE_VLAN_INFO]); ++ ++ if (!vinfo->vid || vinfo->vid > VLAN_VID_MASK) ++ return -EINVAL; ++ ++ err = evb_port_del_rule(netdev, NULL, vinfo->vid); ++ if (unlikely(err)) { ++ netdev_err(netdev, "evb_port_del_rule err %d\n", err); ++ return err; ++ } ++ port_priv->vlans[vinfo->vid] = 0; ++ ++ return 0; ++} ++ ++static struct rtnl_link_stats64 * ++evb_port_get_stats(struct net_device *netdev, ++ struct rtnl_link_stats64 *storage) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ u64 tmp; ++ int err; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_ING_FRAME, &storage->rx_packets); ++ if (unlikely(err)) ++ goto error; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_ING_BYTE, &storage->rx_bytes); ++ if (unlikely(err)) ++ goto error; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_ING_FLTR_FRAME, &tmp); ++ if (unlikely(err)) ++ goto error; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_ING_FRAME_DISCARD, ++ &storage->rx_dropped); ++ if (unlikely(err)) { ++ storage->rx_dropped = tmp; ++ goto error; ++ } ++ storage->rx_dropped += tmp; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_ING_MCAST_FRAME, ++ &storage->multicast); ++ if (unlikely(err)) ++ goto error; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_EGR_FRAME, &storage->tx_packets); ++ if (unlikely(err)) ++ goto error; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_EGR_BYTE, &storage->tx_bytes); ++ if (unlikely(err)) ++ goto error; ++ ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ DPDMUX_CNT_EGR_FRAME_DISCARD, ++ &storage->tx_dropped); ++ if (unlikely(err)) ++ goto error; ++ ++ return storage; ++ ++error: ++ netdev_err(netdev, "dpdmux_if_get_counter err %d\n", err); ++ return storage; ++} ++ ++static const struct net_device_ops evb_port_ops = { ++ .ndo_open = &evb_port_open, ++ ++ .ndo_start_xmit = &evb_dropframe, ++ ++ .ndo_fdb_add = &evb_port_fdb_add, ++ .ndo_fdb_del = &evb_port_fdb_del, ++ ++ .ndo_get_stats64 = &evb_port_get_stats, ++ .ndo_change_mtu = &evb_change_mtu, ++}; ++ ++static struct { ++ enum dpdmux_counter_type id; ++ char name[ETH_GSTRING_LEN]; ++} evb_ethtool_counters[] = { ++ {DPDMUX_CNT_ING_FRAME, "rx frames"}, ++ {DPDMUX_CNT_ING_BYTE, "rx bytes"}, ++ {DPDMUX_CNT_ING_FLTR_FRAME, "rx filtered frames"}, ++ {DPDMUX_CNT_ING_FRAME_DISCARD, "rx discarded frames"}, ++ {DPDMUX_CNT_ING_BCAST_FRAME, "rx b-cast frames"}, ++ {DPDMUX_CNT_ING_BCAST_BYTES, "rx b-cast bytes"}, ++ {DPDMUX_CNT_ING_MCAST_FRAME, "rx m-cast frames"}, ++ {DPDMUX_CNT_ING_MCAST_BYTE, "rx m-cast bytes"}, ++ {DPDMUX_CNT_EGR_FRAME, "tx frames"}, ++ {DPDMUX_CNT_EGR_BYTE, "tx bytes"}, ++ {DPDMUX_CNT_EGR_FRAME_DISCARD, "tx discarded frames"}, ++}; ++ ++static int evb_ethtool_get_sset_count(struct net_device *dev, int sset) ++{ ++ switch (sset) { ++ case ETH_SS_STATS: ++ return ARRAY_SIZE(evb_ethtool_counters); ++ default: ++ return -EOPNOTSUPP; ++ } ++} ++ ++static void evb_ethtool_get_strings(struct net_device *netdev, ++ u32 stringset, u8 *data) ++{ ++ int i; ++ ++ switch (stringset) { ++ case ETH_SS_STATS: ++ for (i = 0; i < ARRAY_SIZE(evb_ethtool_counters); i++) ++ memcpy(data + i * ETH_GSTRING_LEN, ++ evb_ethtool_counters[i].name, ETH_GSTRING_LEN); ++ break; ++ } ++} ++ ++static void evb_ethtool_get_stats(struct net_device *netdev, ++ struct ethtool_stats *stats, ++ u64 *data) ++{ ++ struct evb_port_priv *port_priv = netdev_priv(netdev); ++ int i; ++ int err; ++ ++ for (i = 0; i < ARRAY_SIZE(evb_ethtool_counters); i++) { ++ err = dpdmux_if_get_counter(port_priv->evb_priv->mc_io, ++ 0, ++ port_priv->evb_priv->mux_handle, ++ port_priv->port_index, ++ evb_ethtool_counters[i].id, ++ &data[i]); ++ if (err) ++ netdev_err(netdev, "dpdmux_if_get_counter[%s] err %d\n", ++ evb_ethtool_counters[i].name, err); ++ } ++} ++ ++static const struct ethtool_ops evb_port_ethtool_ops = { ++ .get_strings = &evb_ethtool_get_strings, ++ .get_ethtool_stats = &evb_ethtool_get_stats, ++ .get_sset_count = &evb_ethtool_get_sset_count, ++}; ++ ++static int evb_open(struct net_device *netdev) ++{ ++ struct evb_priv *priv = netdev_priv(netdev); ++ int err = 0; ++ ++ err = dpdmux_enable(priv->mc_io, 0, priv->mux_handle); ++ if (unlikely(err)) ++ netdev_err(netdev, "dpdmux_enable err %d\n", err); ++ ++ return err; ++} ++ ++static int evb_close(struct net_device *netdev) ++{ ++ struct evb_priv *priv = netdev_priv(netdev); ++ int err = 0; ++ ++ err = dpdmux_disable(priv->mc_io, 0, priv->mux_handle); ++ if (unlikely(err)) ++ netdev_err(netdev, "dpdmux_disable err %d\n", err); ++ ++ return err; ++} ++ ++static const struct net_device_ops evb_ops = { ++ .ndo_start_xmit = &evb_dropframe, ++ .ndo_open = &evb_open, ++ .ndo_stop = &evb_close, ++ ++ .ndo_bridge_setlink = &evb_setlink, ++ .ndo_bridge_getlink = &evb_getlink, ++ .ndo_bridge_dellink = &evb_dellink, ++ ++ .ndo_get_stats64 = &evb_port_get_stats, ++ .ndo_change_mtu = &evb_change_mtu, ++}; ++ ++static int evb_takedown(struct fsl_mc_device *evb_dev) ++{ ++ struct device *dev = &evb_dev->dev; ++ struct net_device *netdev = dev_get_drvdata(dev); ++ struct evb_priv *priv = netdev_priv(netdev); ++ int err; ++ ++ err = dpdmux_close(priv->mc_io, 0, priv->mux_handle); ++ if (unlikely(err)) ++ dev_warn(dev, "dpdmux_close err %d\n", err); ++ ++ return 0; ++} ++ ++static int evb_init(struct fsl_mc_device *evb_dev) ++{ ++ struct device *dev = &evb_dev->dev; ++ struct net_device *netdev = dev_get_drvdata(dev); ++ struct evb_priv *priv = netdev_priv(netdev); ++ int err = 0; ++ ++ priv->dev_id = evb_dev->obj_desc.id; ++ ++ err = dpdmux_open(priv->mc_io, 0, priv->dev_id, &priv->mux_handle); ++ if (unlikely(err)) { ++ dev_err(dev, "dpdmux_open err %d\n", err); ++ goto err_exit; ++ } ++ if (!priv->mux_handle) { ++ dev_err(dev, "dpdmux_open returned null handle but no error\n"); ++ err = -EFAULT; ++ goto err_exit; ++ } ++ ++ err = dpdmux_get_attributes(priv->mc_io, 0, priv->mux_handle, ++ &priv->attr); ++ if (unlikely(err)) { ++ dev_err(dev, "dpdmux_get_attributes err %d\n", err); ++ goto err_close; ++ } ++ ++ err = dpdmux_reset(priv->mc_io, 0, priv->mux_handle); ++ if (unlikely(err)) { ++ dev_err(dev, "dpdmux_reset err %d\n", err); ++ goto err_close; ++ } ++ ++ return 0; ++ ++err_close: ++ dpdmux_close(priv->mc_io, 0, priv->mux_handle); ++err_exit: ++ return err; ++} ++ ++static int evb_remove(struct fsl_mc_device *evb_dev) ++{ ++ struct device *dev = &evb_dev->dev; ++ struct net_device *netdev = dev_get_drvdata(dev); ++ struct evb_priv *priv = netdev_priv(netdev); ++ struct evb_port_priv *port_priv; ++ struct list_head *pos; ++ ++ list_for_each(pos, &priv->port_list) { ++ port_priv = list_entry(pos, struct evb_port_priv, list); ++ ++ rtnl_lock(); ++ netdev_upper_dev_unlink(port_priv->netdev, netdev); ++ rtnl_unlock(); ++ ++ unregister_netdev(port_priv->netdev); ++ free_netdev(port_priv->netdev); ++ } ++ ++ evb_teardown_irqs(evb_dev); ++ ++ unregister_netdev(netdev); ++ ++ evb_takedown(evb_dev); ++ fsl_mc_portal_free(priv->mc_io); ++ ++ dev_set_drvdata(dev, NULL); ++ free_netdev(netdev); ++ ++ return 0; ++} ++ ++static int evb_probe(struct fsl_mc_device *evb_dev) ++{ ++ struct device *dev; ++ struct evb_priv *priv = NULL; ++ struct net_device *netdev = NULL; ++ char port_name[IFNAMSIZ]; ++ int i; ++ int err = 0; ++ ++ dev = &evb_dev->dev; ++ ++ /* register switch device, it's for management only - no I/O */ ++ netdev = alloc_etherdev(sizeof(*priv)); ++ if (!netdev) { ++ dev_err(dev, "alloc_etherdev error\n"); ++ return -ENOMEM; ++ } ++ netdev->netdev_ops = &evb_ops; ++ ++ dev_set_drvdata(dev, netdev); ++ ++ priv = netdev_priv(netdev); ++ ++ err = fsl_mc_portal_allocate(evb_dev, 0, &priv->mc_io); ++ if (unlikely(err)) { ++ dev_err(dev, "fsl_mc_portal_allocate err %d\n", err); ++ goto err_free_netdev; ++ } ++ if (!priv->mc_io) { ++ dev_err(dev, "fsl_mc_portal_allocate returned null handle but no error\n"); ++ err = -EFAULT; ++ goto err_free_netdev; ++ } ++ ++ err = evb_init(evb_dev); ++ if (unlikely(err)) { ++ dev_err(dev, "evb init err %d\n", err); ++ goto err_free_cmdport; ++ } ++ ++ INIT_LIST_HEAD(&priv->port_list); ++ netdev->flags |= IFF_PROMISC | IFF_MASTER; ++ ++ dev_alloc_name(netdev, "evb%d"); ++ ++ /* register switch ports */ ++ snprintf(port_name, IFNAMSIZ, "%sp%%d", netdev->name); ++ ++ /* only register downlinks? */ ++ for (i = 0; i < priv->attr.num_ifs + 1; i++) { ++ struct net_device *port_netdev; ++ struct evb_port_priv *port_priv; ++ ++ if (i) { ++ port_netdev = ++ alloc_etherdev(sizeof(struct evb_port_priv)); ++ if (!port_netdev) { ++ dev_err(dev, "alloc_etherdev error\n"); ++ goto err_takedown; ++ } ++ ++ port_priv = netdev_priv(port_netdev); ++ ++ port_netdev->flags |= IFF_PROMISC | IFF_SLAVE; ++ ++ dev_alloc_name(port_netdev, port_name); ++ } else { ++ port_netdev = netdev; ++ port_priv = &priv->uplink; ++ } ++ ++ port_priv->netdev = port_netdev; ++ port_priv->evb_priv = priv; ++ port_priv->port_index = i; ++ ++ SET_NETDEV_DEV(port_netdev, dev); ++ ++ if (i) { ++ port_netdev->netdev_ops = &evb_port_ops; ++ ++ err = register_netdev(port_netdev); ++ if (err < 0) { ++ dev_err(dev, "register_netdev err %d\n", err); ++ free_netdev(port_netdev); ++ goto err_takedown; ++ } ++ ++ rtnl_lock(); ++ err = netdev_master_upper_dev_link(port_netdev, netdev, NULL, NULL); ++ if (unlikely(err)) { ++ dev_err(dev, "netdev_master_upper_dev_link err %d\n", ++ err); ++ unregister_netdev(port_netdev); ++ free_netdev(port_netdev); ++ rtnl_unlock(); ++ goto err_takedown; ++ } ++ rtmsg_ifinfo(RTM_NEWLINK, port_netdev, ++ IFF_SLAVE, GFP_KERNEL); ++ rtnl_unlock(); ++ ++ list_add(&(port_priv->list), &(priv->port_list)); ++ } else { ++ err = register_netdev(netdev); ++ ++ if (err < 0) { ++ dev_err(dev, "register_netdev error %d\n", err); ++ goto err_takedown; ++ } ++ } ++ ++ port_netdev->ethtool_ops = &evb_port_ethtool_ops; ++ ++ /* ports are up from init */ ++ rtnl_lock(); ++ err = dev_open(port_netdev); ++ rtnl_unlock(); ++ if (unlikely(err)) ++ dev_warn(dev, "dev_open err %d\n", err); ++ } ++ ++ /* setup irqs */ ++ err = evb_setup_irqs(evb_dev); ++ if (unlikely(err)) { ++ dev_warn(dev, "evb_setup_irqs err %d\n", err); ++ goto err_takedown; ++ } ++ ++ dev_info(dev, "probed evb device with %d ports\n", ++ priv->attr.num_ifs); ++ return 0; ++ ++err_takedown: ++ evb_remove(evb_dev); ++err_free_cmdport: ++ fsl_mc_portal_free(priv->mc_io); ++err_free_netdev: ++ return err; ++} ++ ++static const struct fsl_mc_device_match_id evb_match_id_table[] = { ++ { ++ .vendor = FSL_MC_VENDOR_FREESCALE, ++ .obj_type = "dpdmux", ++ .ver_major = DPDMUX_VER_MAJOR, ++ .ver_minor = DPDMUX_VER_MINOR, ++ }, ++ {} ++}; ++ ++static struct fsl_mc_driver evb_drv = { ++ .driver = { ++ .name = KBUILD_MODNAME, ++ .owner = THIS_MODULE, ++ }, ++ .probe = evb_probe, ++ .remove = evb_remove, ++ .match_id_table = evb_match_id_table, ++}; ++ ++module_fsl_mc_driver(evb_drv); ++ ++MODULE_LICENSE("GPL"); ++MODULE_DESCRIPTION("Layerscape DPAA Edge Virtual Bridge driver (prototype)"); |