1 2 /* 3 * Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for 6 * any purpose with or without fee is hereby granted, provided that the 7 * above copyright notice and this permission notice appear in all 8 * copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 11 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 12 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 13 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 14 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 15 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 16 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17 * PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 21 22 23 24 25 26 27 28 29 30 #ifndef _WBM_LINK_DESCRIPTOR_RING_H_ 31 #define _WBM_LINK_DESCRIPTOR_RING_H_ 32 #if !defined(__ASSEMBLER__) 33 #endif 34 35 #include "buffer_addr_info.h" 36 #define NUM_OF_DWORDS_WBM_LINK_DESCRIPTOR_RING 2 37 38 39 struct wbm_link_descriptor_ring { 40 struct buffer_addr_info desc_addr_info; 41 }; 42 43 44 45 46 47 48 49 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_31_0_OFFSET 0x00000000 50 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_31_0_LSB 0 51 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MSB 31 52 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MASK 0xffffffff 53 54 55 56 57 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_39_32_OFFSET 0x00000004 58 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_39_32_LSB 0 59 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MSB 7 60 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MASK 0x000000ff 61 62 63 64 65 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_OFFSET 0x00000004 66 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_LSB 8 67 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MSB 11 68 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MASK 0x00000f00 69 70 71 72 73 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_SW_BUFFER_COOKIE_OFFSET 0x00000004 74 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_SW_BUFFER_COOKIE_LSB 12 75 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MSB 31 76 #define WBM_LINK_DESCRIPTOR_RING_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MASK 0xfffff000 77 78 79 80 #endif 81