1 /* 2 * This file is part of wl18xx 3 * 4 * Copyright (C) 2011 Texas Instruments Inc. 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License 8 * version 2 as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 18 * 02110-1301 USA 19 * 20 */ 21 22 #include "../wlcore/cmd.h" 23 #include "../wlcore/debug.h" 24 #include "../wlcore/acx.h" 25 26 #include "acx.h" 27 28 int wl18xx_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap, 29 u32 sdio_blk_size, u32 extra_mem_blks, 30 u32 len_field_size) 31 { 32 struct wl18xx_acx_host_config_bitmap *bitmap_conf; 33 int ret; 34 35 wl1271_debug(DEBUG_ACX, "acx cfg bitmap %d blk %d spare %d field %d", 36 host_cfg_bitmap, sdio_blk_size, extra_mem_blks, 37 len_field_size); 38 39 bitmap_conf = kzalloc(sizeof(*bitmap_conf), GFP_KERNEL); 40 if (!bitmap_conf) { 41 ret = -ENOMEM; 42 goto out; 43 } 44 45 bitmap_conf->host_cfg_bitmap = cpu_to_le32(host_cfg_bitmap); 46 bitmap_conf->host_sdio_block_size = cpu_to_le32(sdio_blk_size); 47 bitmap_conf->extra_mem_blocks = cpu_to_le32(extra_mem_blks); 48 bitmap_conf->length_field_size = cpu_to_le32(len_field_size); 49 50 ret = wl1271_cmd_configure(wl, ACX_HOST_IF_CFG_BITMAP, 51 bitmap_conf, sizeof(*bitmap_conf)); 52 if (ret < 0) { 53 wl1271_warning("wl1271 bitmap config opt failed: %d", ret); 54 goto out; 55 } 56 57 out: 58 kfree(bitmap_conf); 59 60 return ret; 61 } 62 63 int wl18xx_acx_set_checksum_state(struct wl1271 *wl) 64 { 65 struct wl18xx_acx_checksum_state *acx; 66 int ret; 67 68 wl1271_debug(DEBUG_ACX, "acx checksum state"); 69 70 acx = kzalloc(sizeof(*acx), GFP_KERNEL); 71 if (!acx) { 72 ret = -ENOMEM; 73 goto out; 74 } 75 76 acx->checksum_state = CHECKSUM_OFFLOAD_ENABLED; 77 78 ret = wl1271_cmd_configure(wl, ACX_CSUM_CONFIG, acx, sizeof(*acx)); 79 if (ret < 0) { 80 wl1271_warning("failed to set Tx checksum state: %d", ret); 81 goto out; 82 } 83 84 out: 85 kfree(acx); 86 return ret; 87 } 88 89 int wl18xx_acx_clear_statistics(struct wl1271 *wl) 90 { 91 struct wl18xx_acx_clear_statistics *acx; 92 int ret = 0; 93 94 wl1271_debug(DEBUG_ACX, "acx clear statistics"); 95 96 acx = kzalloc(sizeof(*acx), GFP_KERNEL); 97 if (!acx) { 98 ret = -ENOMEM; 99 goto out; 100 } 101 102 ret = wl1271_cmd_configure(wl, ACX_CLEAR_STATISTICS, acx, sizeof(*acx)); 103 if (ret < 0) { 104 wl1271_warning("failed to clear firmware statistics: %d", ret); 105 goto out; 106 } 107 108 out: 109 kfree(acx); 110 return ret; 111 } 112 113 int wl18xx_acx_peer_ht_operation_mode(struct wl1271 *wl, u8 hlid, bool wide) 114 { 115 struct wlcore_peer_ht_operation_mode *acx; 116 int ret; 117 118 wl1271_debug(DEBUG_ACX, "acx peer ht operation mode hlid %d bw %d", 119 hlid, wide); 120 121 acx = kzalloc(sizeof(*acx), GFP_KERNEL); 122 if (!acx) { 123 ret = -ENOMEM; 124 goto out; 125 } 126 127 acx->hlid = hlid; 128 acx->bandwidth = wide ? WLCORE_BANDWIDTH_40MHZ : WLCORE_BANDWIDTH_20MHZ; 129 130 ret = wl1271_cmd_configure(wl, ACX_PEER_HT_OPERATION_MODE_CFG, acx, 131 sizeof(*acx)); 132 133 if (ret < 0) { 134 wl1271_warning("acx peer ht operation mode failed: %d", ret); 135 goto out; 136 } 137 138 out: 139 kfree(acx); 140 return ret; 141 142 } 143 144 /* 145 * this command is basically the same as wl1271_acx_ht_capabilities, 146 * with the addition of supported rates. they should be unified in 147 * the next fw api change 148 */ 149 int wl18xx_acx_set_peer_cap(struct wl1271 *wl, 150 struct ieee80211_sta_ht_cap *ht_cap, 151 bool allow_ht_operation, 152 u32 rate_set, u8 hlid) 153 { 154 struct wlcore_acx_peer_cap *acx; 155 int ret = 0; 156 u32 ht_capabilites = 0; 157 158 wl1271_debug(DEBUG_ACX, 159 "acx set cap ht_supp: %d ht_cap: %d rates: 0x%x", 160 ht_cap->ht_supported, ht_cap->cap, rate_set); 161 162 acx = kzalloc(sizeof(*acx), GFP_KERNEL); 163 if (!acx) { 164 ret = -ENOMEM; 165 goto out; 166 } 167 168 if (allow_ht_operation && ht_cap->ht_supported) { 169 /* no need to translate capabilities - use the spec values */ 170 ht_capabilites = ht_cap->cap; 171 172 /* 173 * this bit is not employed by the spec but only by FW to 174 * indicate peer HT support 175 */ 176 ht_capabilites |= WL12XX_HT_CAP_HT_OPERATION; 177 178 /* get data from A-MPDU parameters field */ 179 acx->ampdu_max_length = ht_cap->ampdu_factor; 180 acx->ampdu_min_spacing = ht_cap->ampdu_density; 181 } 182 183 acx->hlid = hlid; 184 acx->ht_capabilites = cpu_to_le32(ht_capabilites); 185 acx->supported_rates = cpu_to_le32(rate_set); 186 187 ret = wl1271_cmd_configure(wl, ACX_PEER_CAP, acx, sizeof(*acx)); 188 if (ret < 0) { 189 wl1271_warning("acx ht capabilities setting failed: %d", ret); 190 goto out; 191 } 192 193 out: 194 kfree(acx); 195 return ret; 196 } 197