1 /* 2 * Copyright (c) 2016 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 // $ATH_LICENSE_HW_HDR_C$ 20 // 21 // DO NOT EDIT! This file is automatically generated 22 // These definitions are tied to a particular hardware layout 23 24 25 #ifndef _WBM_LINK_DESCRIPTOR_RING_H_ 26 #define _WBM_LINK_DESCRIPTOR_RING_H_ 27 #if !defined(__ASSEMBLER__) 28 #endif 29 30 #include "buffer_addr_info.h" 31 32 // ################ START SUMMARY ################# 33 // 34 // Dword Fields 35 // 0-1 struct buffer_addr_info desc_addr_info; 36 // 37 // ################ END SUMMARY ################# 38 39 #define NUM_OF_DWORDS_WBM_LINK_DESCRIPTOR_RING 2 40 41 struct wbm_link_descriptor_ring { 42 struct buffer_addr_info desc_addr_info; 43 }; 44 45 /* 46 47 struct buffer_addr_info desc_addr_info 48 49 Consumer: WBM 50 51 Producer: WBM 52 53 54 55 Details of the physical address of the buffer + source 56 buffer owner + some SW meta data 57 58 All modules getting this link descriptor address info, 59 shall keep all the 64 bits in this descriptor together and 60 eventually all 64 bits shall be given back to WBM when the 61 link descriptor is released. 62 */ 63 64 #define WBM_LINK_DESCRIPTOR_RING_0_BUFFER_ADDR_INFO_DESC_ADDR_INFO_OFFSET 0x00000000 65 #define WBM_LINK_DESCRIPTOR_RING_0_BUFFER_ADDR_INFO_DESC_ADDR_INFO_LSB 0 66 #define WBM_LINK_DESCRIPTOR_RING_0_BUFFER_ADDR_INFO_DESC_ADDR_INFO_MASK 0xffffffff 67 #define WBM_LINK_DESCRIPTOR_RING_1_BUFFER_ADDR_INFO_DESC_ADDR_INFO_OFFSET 0x00000004 68 #define WBM_LINK_DESCRIPTOR_RING_1_BUFFER_ADDR_INFO_DESC_ADDR_INFO_LSB 0 69 #define WBM_LINK_DESCRIPTOR_RING_1_BUFFER_ADDR_INFO_DESC_ADDR_INFO_MASK 0xffffffff 70 71 72 #endif // _WBM_LINK_DESCRIPTOR_RING_H_ 73