| /* |
| * Copyright (c) 2012, The Linux Foundation. All rights reserved. |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all copies. |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| |
| /** |
| * @defgroup horus_stp HORUS_STP |
| * @{ |
| */ |
| #include "sw.h" |
| #include "hsl.h" |
| #include "hsl_dev.h" |
| #include "hsl_port_prop.h" |
| #include "horus_stp.h" |
| #include "horus_reg.h" |
| |
| #define HORUS_PORT_DISABLED 0 |
| #define HORUS_STP_BLOCKING 1 |
| #define HORUS_STP_LISTENING 2 |
| #define HORUS_STP_LEARNING 3 |
| #define HORUS_STP_FARWARDING 4 |
| |
| static sw_error_t |
| _horus_stp_port_state_set(a_uint32_t dev_id, a_uint32_t st_id, |
| fal_port_t port_id, fal_stp_state_t state) |
| { |
| sw_error_t rv; |
| a_uint32_t val; |
| |
| HSL_DEV_ID_CHECK(dev_id); |
| |
| if (FAL_SINGLE_STP_ID != st_id) |
| { |
| return SW_BAD_PARAM; |
| } |
| |
| if (A_TRUE != hsl_port_prop_check(dev_id, port_id, HSL_PP_EXCL_CPU)) |
| { |
| return SW_BAD_PARAM; |
| } |
| |
| switch (state) |
| { |
| case FAL_STP_BLOKING: |
| val = HORUS_STP_BLOCKING; |
| break; |
| case FAL_STP_LISTENING: |
| val = HORUS_STP_LISTENING; |
| break; |
| case FAL_STP_LEARNING: |
| val = HORUS_STP_LEARNING; |
| break; |
| case FAL_STP_FARWARDING: |
| val = HORUS_STP_FARWARDING; |
| break; |
| case FAL_STP_DISABLED: |
| val = HORUS_PORT_DISABLED; |
| break; |
| default: |
| return SW_BAD_PARAM; |
| } |
| |
| HSL_REG_FIELD_SET(rv, dev_id, PORT_CTL, port_id, PORT_STATE, |
| (a_uint8_t *) (&val), sizeof (a_uint32_t)); |
| return rv; |
| } |
| |
| static sw_error_t |
| _horus_stp_port_state_get(a_uint32_t dev_id, a_uint32_t st_id, |
| fal_port_t port_id, fal_stp_state_t * state) |
| { |
| sw_error_t rv; |
| a_uint32_t val; |
| |
| HSL_DEV_ID_CHECK(dev_id); |
| |
| if (FAL_SINGLE_STP_ID != st_id) |
| { |
| return SW_BAD_PARAM; |
| } |
| |
| if (A_TRUE != hsl_port_prop_check(dev_id, port_id, HSL_PP_EXCL_CPU)) |
| { |
| return SW_BAD_PARAM; |
| } |
| |
| HSL_REG_FIELD_GET(rv, dev_id, PORT_CTL, port_id, PORT_STATE, |
| (a_uint8_t *) (&val), sizeof (a_uint32_t)); |
| SW_RTN_ON_ERROR(rv); |
| |
| switch (val) |
| { |
| case HORUS_STP_BLOCKING: |
| *state = FAL_STP_BLOKING; |
| break; |
| case HORUS_STP_LISTENING: |
| *state = FAL_STP_LISTENING; |
| break; |
| case HORUS_STP_LEARNING: |
| *state = FAL_STP_LEARNING; |
| break; |
| case HORUS_STP_FARWARDING: |
| *state = FAL_STP_FARWARDING; |
| break; |
| case HORUS_PORT_DISABLED: |
| *state = FAL_STP_DISABLED; |
| break; |
| default: |
| return SW_FAIL; |
| } |
| |
| return SW_OK; |
| } |
| |
| /** |
| * @brief Set port stp state on a particular spanning tree and port. |
| * @details Comments: |
| Garuda only support single spanning tree so st_id should be |
| FAL_SINGLE_STP_ID that is zero. |
| * @param[in] dev_id device id |
| * @param[in] st_id spanning tree id |
| * @param[in] port_id port id |
| * @param[in] state port state for spanning tree |
| * @return SW_OK or error code |
| */ |
| HSL_LOCAL sw_error_t |
| horus_stp_port_state_set(a_uint32_t dev_id, a_uint32_t st_id, |
| fal_port_t port_id, fal_stp_state_t state) |
| { |
| sw_error_t rv; |
| |
| HSL_API_LOCK; |
| rv = _horus_stp_port_state_set(dev_id, st_id, port_id, state); |
| HSL_API_UNLOCK; |
| return rv; |
| } |
| |
| /** |
| * @brief Get port stp state on a particular spanning tree and port. |
| * @details Comments: |
| Garuda only support single spanning tree so st_id should be |
| FAL_SINGLE_STP_ID that is zero. |
| * @param[in] dev_id device id |
| * @param[in] st_id spanning tree id |
| * @param[in] port_id port id |
| * @param[out] state port state for spanning tree |
| * @return SW_OK or error code |
| */ |
| HSL_LOCAL sw_error_t |
| horus_stp_port_state_get(a_uint32_t dev_id, a_uint32_t st_id, |
| fal_port_t port_id, fal_stp_state_t * state) |
| { |
| sw_error_t rv; |
| |
| HSL_API_LOCK; |
| rv = _horus_stp_port_state_get(dev_id, st_id, port_id, state); |
| HSL_API_UNLOCK; |
| return rv; |
| } |
| |
| sw_error_t |
| horus_stp_init(a_uint32_t dev_id) |
| { |
| HSL_DEV_ID_CHECK(dev_id); |
| |
| #ifndef HSL_STANDALONG |
| { |
| hsl_api_t *p_api; |
| |
| SW_RTN_ON_NULL(p_api = hsl_api_ptr_get(dev_id)); |
| |
| p_api->stp_port_state_set = horus_stp_port_state_set; |
| p_api->stp_port_state_get = horus_stp_port_state_get; |
| } |
| #endif |
| |
| return SW_OK; |
| } |
| |
| /** |
| * @} |
| */ |