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pfc.h (2840B)

      1 /*
      2  * 
      3  * This license is set out in https://raw.githubusercontent.com/Broadcom-Network-Switching-Software/OpenBCM/master/Legal/LICENSE file.
      4  * 
      5  * Copyright 2007-2019 Broadcom Inc. All rights reserved.
      6  *
      7  * File:        pfc.h
      8  * Purpose:     Declarations for Tomahawk3 PFC SOC functions.
      9  */
     10 
     11 #ifndef _SOC_PFC_H
     12 #define _SOC_PFC_H
     13 #include <soc/defs.h>
     14 #include <soc/types.h>
     15 #include <soc/tomahawk3.h>
     16 #if defined(BCM_TOMAHAWK3_SUPPORT)
     17 #define TH3_PFC_COS_NUM 12
     18 #define TH3_PFC_PRIORITY_NUM 8
     19 #define TH3_PFC_MMU_QUEUE_NUM 12
     20 #define TH3_PFC_RX_PROFILE_NUM_ENTRIES 8
     21 
     22 #define TH3_PFC_PROPERTIES_PROFILE_ID_MIN 0
     23 #define TH3_PFC_PROPERTIES_PROFILE_ID_MAX 7
     24 #define TH3_PFC_CLASS_PROFILE_ID_MIN 0
     25 #define TH3_PFC_CLASS_PROFILE_ID_MAX 7
     26 #define SOC_TH3_PFC_BMP_MEMBER(bmp, mber) ((bmp) & (1U << (mber)))
     27 #define SOC_TH3_PFC_BMP_ITER(bmp, max_n, mber) \
     28         for((mber) = 0; (mber) < (max_n); (mber)++) \
     29             if (SOC_TH3_PFC_BMP_MEMBER((bmp), (mber)))
     30 
     31 
     32 typedef struct soc_cosq_pfc_class_map_config_s {
     33     uint8 pfc_enable;
     34     uint8 pfc_optimized;
     35     uint32 cos_list_bmp;
     36 } soc_cosq_pfc_class_map_config_t;
     37 
     38 typedef enum soc_th3_pfc_profile_op_e {
     39     SOC_TH3_PFC_PROFILE_OP_GET = 0,
     40     SOC_TH3_PFC_PROFILE_OP_SET = 1
     41 } soc_th3_pfc_pfc_profile_op_t;
     42 
     43 typedef struct soc_cosq_priority_group_properties_s {
     44     int priority_group_id;
     45     int  service_pool_id;
     46     int  headroom_pool_id;
     47 
     48 } soc_cosq_priority_group_properties_t;
     49 
     50 typedef enum soc_th3_pfc_profile_e {
     51     socTH3PFCPGProperties = 0, /* PG properties profile */
     52     socTH3PFCReceiveClass = 1, /* PFC-rx Priority to CoS mapping */
     53     socTH3PFCProfileMax = 2
     54 } soc_th3_pfc_profile_t;
     55 
     56 int
     57 soc_th3_pfc_pg_profile_op(
     58     int unit,
     59     int profile_id,
     60     int max_count,
     61     soc_th3_pfc_pfc_profile_op_t op,
     62     int* array_count,
     63     soc_cosq_priority_group_properties_t *properties);
     64 
     65 int
     66 soc_th3_pfc_tx_priority_mapping_profile_op(
     67     int unit,
     68     int profile_id,
     69     int max_count,
     70     soc_th3_pfc_pfc_profile_op_t op,
     71     int *array_count,
     72     int *pg_array);
     73 
     74 int
     75 soc_th3_pfc_num_optimized_group_get(
     76     int unit,
     77     soc_port_t port,
     78     int *num);
     79 
     80 
     81 int
     82 soc_th3_pfc_rx_priority_mapping_profile_get(
     83     int unit,
     84     int profile_id,
     85     int max_count,
     86     soc_cosq_pfc_class_map_config_t *config_array,
     87     int *count);
     88 int
     89 soc_th3_pfc_rx_priority_mapping_profile_set(
     90     int unit,
     91     int profile_id,
     92     soc_cosq_pfc_class_map_config_t  *config_array,
     93     int count);
     94 
     95 int
     96 soc_th3_pfc_config_profile_id_set(
     97     int unit,
     98     soc_port_t port,
     99     soc_th3_pfc_profile_t type,
    100     uint32 profile_id);
    101 
    102 int
    103 soc_th3_pfc_config_profile_id_get(
    104     int unit,
    105     soc_port_t port,
    106     soc_th3_pfc_profile_t type,
    107     uint32 *profile_id);
    108 
    109 int
    110 soc_th3_pfc_rx_init_from_cfg(int unit);
    111 
    112 int
    113 soc_th3_pfc_priority_to_pg_map_init_from_cfg(int unit);
    114 #endif
    115 #endif
    116