1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (C) 2020 Marvell International Ltd. 4 */ 5 6 #ifndef __CVMX_HELPER_PKO3_H__ 7 #define __CVMX_HELPER_PKO3_H__ 8 9 /* 10 * Initialize PKO3 unit on the current node. 11 * 12 * Covers the common hardware, memory and global configuration. 13 * Per-interface initialization is performed separately. 14 * 15 * @return 0 on success. 16 * 17 */ 18 int cvmx_helper_pko3_init_global(unsigned int node); 19 int __cvmx_helper_pko3_init_global(unsigned int node, u16 gaura); 20 21 /** 22 * Initialize a simple interface with a a given number of 23 * fair or prioritized queues. 24 * This function will assign one channel per sub-interface. 25 */ 26 int __cvmx_pko3_config_gen_interface(int xiface, u8 subif, u8 num_queues, bool prioritized); 27 28 /* 29 * Configure and initialize PKO3 for an interface 30 * 31 * @param interface is the interface number to configure 32 * @return 0 on success. 33 * 34 */ 35 int cvmx_helper_pko3_init_interface(int xiface); 36 int __cvmx_pko3_helper_dqs_activate(int xiface, int index, bool min_pad); 37 38 /** 39 * Uninitialize PKO3 interface 40 * 41 * Release all resources held by PKO for an interface. 42 * The shutdown code is the same for all supported interfaces. 43 */ 44 int cvmx_helper_pko3_shut_interface(int xiface); 45 46 /** 47 * Shutdown PKO3 48 * 49 * Should be called after all interfaces have been shut down on the PKO3. 50 * 51 * Disables the PKO, frees all its buffers. 52 */ 53 int cvmx_helper_pko3_shutdown(unsigned int node); 54 55 /** 56 * Show integrated PKO configuration. 57 * 58 * @param node node number 59 */ 60 int cvmx_helper_pko3_config_dump(unsigned int node); 61 62 /** 63 * Show integrated PKO statistics. 64 * 65 * @param node node number 66 */ 67 int cvmx_helper_pko3_stats_dump(unsigned int node); 68 69 /** 70 * Clear PKO statistics. 71 * 72 * @param node node number 73 */ 74 void cvmx_helper_pko3_stats_clear(unsigned int node); 75 76 #endif /* __CVMX_HELPER_PKO3_H__ */ 77