Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Yan-Hsuan Chuang | 3129 | 99.94% | 1 | 50.00% |
Yue haibing | 2 | 0.06% | 1 | 50.00% |
Total | 3131 | 2 |
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* Copyright(c) 2018-2019 Realtek Corporation */ #include "main.h" #include "fw.h" #include "tx.h" #include "reg.h" #include "debug.h" static void rtw_fw_c2h_cmd_handle_ext(struct rtw_dev *rtwdev, struct sk_buff *skb) { struct rtw_c2h_cmd *c2h; u8 sub_cmd_id; c2h = get_c2h_from_skb(skb); sub_cmd_id = c2h->payload[0]; switch (sub_cmd_id) { case C2H_CCX_RPT: rtw_tx_report_handle(rtwdev, skb); break; default: break; } } void rtw_fw_c2h_cmd_handle(struct rtw_dev *rtwdev, struct sk_buff *skb) { struct rtw_c2h_cmd *c2h; u32 pkt_offset; u8 len; pkt_offset = *((u32 *)skb->cb); c2h = (struct rtw_c2h_cmd *)(skb->data + pkt_offset); len = skb->len - pkt_offset - 2; rtw_dbg(rtwdev, RTW_DBG_FW, "recv C2H, id=0x%02x, seq=0x%02x, len=%d\n", c2h->id, c2h->seq, len); switch (c2h->id) { case C2H_HALMAC: rtw_fw_c2h_cmd_handle_ext(rtwdev, skb); break; default: break; } } static void rtw_fw_send_h2c_command(struct rtw_dev *rtwdev, u8 *h2c) { u8 box; u8 box_state; u32 box_reg, box_ex_reg; u32 h2c_wait; int idx; rtw_dbg(rtwdev, RTW_DBG_FW, "send H2C content %02x%02x%02x%02x %02x%02x%02x%02x\n", h2c[3], h2c[2], h2c[1], h2c[0], h2c[7], h2c[6], h2c[5], h2c[4]); spin_lock(&rtwdev->h2c.lock); box = rtwdev->h2c.last_box_num; switch (box) { case 0: box_reg = REG_HMEBOX0; box_ex_reg = REG_HMEBOX0_EX; break; case 1: box_reg = REG_HMEBOX1; box_ex_reg = REG_HMEBOX1_EX; break; case 2: box_reg = REG_HMEBOX2; box_ex_reg = REG_HMEBOX2_EX; break; case 3: box_reg = REG_HMEBOX3; box_ex_reg = REG_HMEBOX3_EX; break; default: WARN(1, "invalid h2c mail box number\n"); goto out; } h2c_wait = 20; do { box_state = rtw_read8(rtwdev, REG_HMETFR); } while ((box_state >> box) & 0x1 && --h2c_wait > 0); if (!h2c_wait) { rtw_err(rtwdev, "failed to send h2c command\n"); goto out; } for (idx = 0; idx < 4; idx++) rtw_write8(rtwdev, box_reg + idx, h2c[idx]); for (idx = 0; idx < 4; idx++) rtw_write8(rtwdev, box_ex_reg + idx, h2c[idx + 4]); if (++rtwdev->h2c.last_box_num >= 4) rtwdev->h2c.last_box_num = 0; out: spin_unlock(&rtwdev->h2c.lock); } static void rtw_fw_send_h2c_packet(struct rtw_dev *rtwdev, u8 *h2c_pkt) { int ret; spin_lock(&rtwdev->h2c.lock); FW_OFFLOAD_H2C_SET_SEQ_NUM(h2c_pkt, rtwdev->h2c.seq); ret = rtw_hci_write_data_h2c(rtwdev, h2c_pkt, H2C_PKT_SIZE); if (ret) rtw_err(rtwdev, "failed to send h2c packet\n"); rtwdev->h2c.seq++; spin_unlock(&rtwdev->h2c.lock); } void rtw_fw_send_general_info(struct rtw_dev *rtwdev) { struct rtw_fifo_conf *fifo = &rtwdev->fifo; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + 4; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_GENERAL_INFO); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); GENERAL_INFO_SET_FW_TX_BOUNDARY(h2c_pkt, fifo->rsvd_fw_txbuf_addr - fifo->rsvd_boundary); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } void rtw_fw_send_phydm_info(struct rtw_dev *rtwdev) { struct rtw_hal *hal = &rtwdev->hal; struct rtw_efuse *efuse = &rtwdev->efuse; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + 8; u8 fw_rf_type = 0; if (hal->rf_type == RF_1T1R) fw_rf_type = FW_RF_1T1R; else if (hal->rf_type == RF_2T2R) fw_rf_type = FW_RF_2T2R; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_PHYDM_INFO); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); PHYDM_INFO_SET_REF_TYPE(h2c_pkt, efuse->rfe_option); PHYDM_INFO_SET_RF_TYPE(h2c_pkt, fw_rf_type); PHYDM_INFO_SET_CUT_VER(h2c_pkt, hal->cut_version); PHYDM_INFO_SET_RX_ANT_STATUS(h2c_pkt, hal->antenna_tx); PHYDM_INFO_SET_TX_ANT_STATUS(h2c_pkt, hal->antenna_rx); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } void rtw_fw_do_iqk(struct rtw_dev *rtwdev, struct rtw_iqk_para *para) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u16 total_size = H2C_PKT_HDR_SIZE + 1; rtw_h2c_pkt_set_header(h2c_pkt, H2C_PKT_IQK); SET_PKT_H2C_TOTAL_LEN(h2c_pkt, total_size); IQK_SET_CLEAR(h2c_pkt, para->clear); IQK_SET_SEGMENT_IQK(h2c_pkt, para->segment_iqk); rtw_fw_send_h2c_packet(rtwdev, h2c_pkt); } void rtw_fw_send_rssi_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u8 rssi = ewma_rssi_read(&si->avg_rssi); bool stbc_en = si->stbc_en ? true : false; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RSSI_MONITOR); SET_RSSI_INFO_MACID(h2c_pkt, si->mac_id); SET_RSSI_INFO_RSSI(h2c_pkt, rssi); SET_RSSI_INFO_STBC(h2c_pkt, stbc_en); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_send_ra_info(struct rtw_dev *rtwdev, struct rtw_sta_info *si) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; bool no_update = si->updated; bool disable_pt = true; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RA_INFO); SET_RA_INFO_MACID(h2c_pkt, si->mac_id); SET_RA_INFO_RATE_ID(h2c_pkt, si->rate_id); SET_RA_INFO_INIT_RA_LVL(h2c_pkt, si->init_ra_lv); SET_RA_INFO_SGI_EN(h2c_pkt, si->sgi_enable); SET_RA_INFO_BW_MODE(h2c_pkt, si->bw_mode); SET_RA_INFO_LDPC(h2c_pkt, si->ldpc_en); SET_RA_INFO_NO_UPDATE(h2c_pkt, no_update); SET_RA_INFO_VHT_EN(h2c_pkt, si->vht_enable); SET_RA_INFO_DIS_PT(h2c_pkt, disable_pt); SET_RA_INFO_RA_MASK0(h2c_pkt, (si->ra_mask & 0xff)); SET_RA_INFO_RA_MASK1(h2c_pkt, (si->ra_mask & 0xff00) >> 8); SET_RA_INFO_RA_MASK2(h2c_pkt, (si->ra_mask & 0xff0000) >> 16); SET_RA_INFO_RA_MASK3(h2c_pkt, (si->ra_mask & 0xff000000) >> 24); si->init_ra_lv = 0; si->updated = true; rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_media_status_report(struct rtw_dev *rtwdev, u8 mac_id, bool connect) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_MEDIA_STATUS_RPT); MEDIA_STATUS_RPT_SET_OP_MODE(h2c_pkt, connect); MEDIA_STATUS_RPT_SET_MACID(h2c_pkt, mac_id); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } void rtw_fw_set_pwr_mode(struct rtw_dev *rtwdev) { struct rtw_lps_conf *conf = &rtwdev->lps_conf; u8 h2c_pkt[H2C_PKT_SIZE] = {0}; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_SET_PWR_MODE); SET_PWR_MODE_SET_MODE(h2c_pkt, conf->mode); SET_PWR_MODE_SET_RLBM(h2c_pkt, conf->rlbm); SET_PWR_MODE_SET_SMART_PS(h2c_pkt, conf->smart_ps); SET_PWR_MODE_SET_AWAKE_INTERVAL(h2c_pkt, conf->awake_interval); SET_PWR_MODE_SET_PORT_ID(h2c_pkt, conf->port_id); SET_PWR_MODE_SET_PWR_STATE(h2c_pkt, conf->state); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } static u8 rtw_get_rsvd_page_location(struct rtw_dev *rtwdev, enum rtw_rsvd_packet_type type) { struct rtw_rsvd_page *rsvd_pkt; u8 location = 0; list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) { if (type == rsvd_pkt->type) location = rsvd_pkt->page; } return location; } void rtw_send_rsvd_page_h2c(struct rtw_dev *rtwdev) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; u8 location = 0; SET_H2C_CMD_ID_CLASS(h2c_pkt, H2C_CMD_RSVD_PAGE); location = rtw_get_rsvd_page_location(rtwdev, RSVD_PROBE_RESP); *(h2c_pkt + 1) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_PROBE_RESP loc: %d\n", location); location = rtw_get_rsvd_page_location(rtwdev, RSVD_PS_POLL); *(h2c_pkt + 2) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_PS_POLL loc: %d\n", location); location = rtw_get_rsvd_page_location(rtwdev, RSVD_NULL); *(h2c_pkt + 3) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_NULL loc: %d\n", location); location = rtw_get_rsvd_page_location(rtwdev, RSVD_QOS_NULL); *(h2c_pkt + 4) = location; rtw_dbg(rtwdev, RTW_DBG_FW, "RSVD_QOS_NULL loc: %d\n", location); rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } static struct sk_buff * rtw_beacon_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct sk_buff *skb_new; if (vif->type != NL80211_IFTYPE_AP && vif->type != NL80211_IFTYPE_ADHOC && !ieee80211_vif_is_mesh(vif)) { skb_new = alloc_skb(1, GFP_KERNEL); if (!skb_new) return NULL; skb_put(skb_new, 1); } else { skb_new = ieee80211_beacon_get(hw, vif); } return skb_new; } static struct sk_buff *rtw_get_rsvd_page_skb(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum rtw_rsvd_packet_type type) { struct sk_buff *skb_new; switch (type) { case RSVD_BEACON: skb_new = rtw_beacon_get(hw, vif); break; case RSVD_PS_POLL: skb_new = ieee80211_pspoll_get(hw, vif); break; case RSVD_PROBE_RESP: skb_new = ieee80211_proberesp_get(hw, vif); break; case RSVD_NULL: skb_new = ieee80211_nullfunc_get(hw, vif, false); break; case RSVD_QOS_NULL: skb_new = ieee80211_nullfunc_get(hw, vif, true); break; default: return NULL; } if (!skb_new) return NULL; return skb_new; } static void rtw_fill_rsvd_page_desc(struct rtw_dev *rtwdev, struct sk_buff *skb) { struct rtw_tx_pkt_info pkt_info; struct rtw_chip_info *chip = rtwdev->chip; u8 *pkt_desc; memset(&pkt_info, 0, sizeof(pkt_info)); rtw_rsvd_page_pkt_info_update(rtwdev, &pkt_info, skb); pkt_desc = skb_push(skb, chip->tx_pkt_desc_sz); memset(pkt_desc, 0, chip->tx_pkt_desc_sz); rtw_tx_fill_tx_desc(&pkt_info, skb); } static inline u8 rtw_len_to_page(unsigned int len, u8 page_size) { return DIV_ROUND_UP(len, page_size); } static void rtw_rsvd_page_list_to_buf(struct rtw_dev *rtwdev, u8 page_size, u8 page_margin, u32 page, u8 *buf, struct rtw_rsvd_page *rsvd_pkt) { struct sk_buff *skb = rsvd_pkt->skb; if (rsvd_pkt->add_txdesc) rtw_fill_rsvd_page_desc(rtwdev, skb); if (page >= 1) memcpy(buf + page_margin + page_size * (page - 1), skb->data, skb->len); else memcpy(buf, skb->data, skb->len); } void rtw_add_rsvd_page(struct rtw_dev *rtwdev, enum rtw_rsvd_packet_type type, bool txdesc) { struct rtw_rsvd_page *rsvd_pkt; lockdep_assert_held(&rtwdev->mutex); list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) { if (rsvd_pkt->type == type) return; } rsvd_pkt = kmalloc(sizeof(*rsvd_pkt), GFP_KERNEL); if (!rsvd_pkt) return; rsvd_pkt->type = type; rsvd_pkt->add_txdesc = txdesc; list_add_tail(&rsvd_pkt->list, &rtwdev->rsvd_page_list); } void rtw_reset_rsvd_page(struct rtw_dev *rtwdev) { struct rtw_rsvd_page *rsvd_pkt, *tmp; lockdep_assert_held(&rtwdev->mutex); list_for_each_entry_safe(rsvd_pkt, tmp, &rtwdev->rsvd_page_list, list) { if (rsvd_pkt->type == RSVD_BEACON) continue; list_del(&rsvd_pkt->list); kfree(rsvd_pkt); } } int rtw_fw_write_data_rsvd_page(struct rtw_dev *rtwdev, u16 pg_addr, u8 *buf, u32 size) { u8 bckp[2]; u8 val; u16 rsvd_pg_head; int ret; lockdep_assert_held(&rtwdev->mutex); if (!size) return -EINVAL; pg_addr &= BIT_MASK_BCN_HEAD_1_V1; rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, pg_addr | BIT_BCN_VALID_V1); val = rtw_read8(rtwdev, REG_CR + 1); bckp[0] = val; val |= BIT_ENSWBCN >> 8; rtw_write8(rtwdev, REG_CR + 1, val); val = rtw_read8(rtwdev, REG_FWHW_TXQ_CTRL + 2); bckp[1] = val; val &= ~(BIT_EN_BCNQ_DL >> 16); rtw_write8(rtwdev, REG_FWHW_TXQ_CTRL + 2, val); ret = rtw_hci_write_data_rsvd_page(rtwdev, buf, size); if (ret) { rtw_err(rtwdev, "failed to write data to rsvd page\n"); goto restore; } if (!check_hw_ready(rtwdev, REG_FIFOPAGE_CTRL_2, BIT_BCN_VALID_V1, 1)) { rtw_err(rtwdev, "error beacon valid\n"); ret = -EBUSY; } restore: rsvd_pg_head = rtwdev->fifo.rsvd_boundary; rtw_write16(rtwdev, REG_FIFOPAGE_CTRL_2, rsvd_pg_head | BIT_BCN_VALID_V1); rtw_write8(rtwdev, REG_FWHW_TXQ_CTRL + 2, bckp[1]); rtw_write8(rtwdev, REG_CR + 1, bckp[0]); return ret; } static int rtw_download_drv_rsvd_page(struct rtw_dev *rtwdev, u8 *buf, u32 size) { u32 pg_size; u32 pg_num = 0; u16 pg_addr = 0; pg_size = rtwdev->chip->page_size; pg_num = size / pg_size + ((size & (pg_size - 1)) ? 1 : 0); if (pg_num > rtwdev->fifo.rsvd_drv_pg_num) return -ENOMEM; pg_addr = rtwdev->fifo.rsvd_drv_addr; return rtw_fw_write_data_rsvd_page(rtwdev, pg_addr, buf, size); } static u8 *rtw_build_rsvd_page(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, u32 *size) { struct ieee80211_hw *hw = rtwdev->hw; struct rtw_chip_info *chip = rtwdev->chip; struct sk_buff *iter; struct rtw_rsvd_page *rsvd_pkt; u32 page = 0; u8 total_page = 0; u8 page_size, page_margin, tx_desc_sz; u8 *buf; page_size = chip->page_size; tx_desc_sz = chip->tx_pkt_desc_sz; page_margin = page_size - tx_desc_sz; list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) { iter = rtw_get_rsvd_page_skb(hw, vif, rsvd_pkt->type); if (!iter) { rtw_err(rtwdev, "fail to build rsvd packet\n"); goto release_skb; } rsvd_pkt->skb = iter; rsvd_pkt->page = total_page; if (rsvd_pkt->add_txdesc) total_page += rtw_len_to_page(iter->len + tx_desc_sz, page_size); else total_page += rtw_len_to_page(iter->len, page_size); } if (total_page > rtwdev->fifo.rsvd_drv_pg_num) { rtw_err(rtwdev, "rsvd page over size: %d\n", total_page); goto release_skb; } *size = (total_page - 1) * page_size + page_margin; buf = kzalloc(*size, GFP_KERNEL); if (!buf) goto release_skb; list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) { rtw_rsvd_page_list_to_buf(rtwdev, page_size, page_margin, page, buf, rsvd_pkt); page += rtw_len_to_page(rsvd_pkt->skb->len, page_size); } list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) kfree_skb(rsvd_pkt->skb); return buf; release_skb: list_for_each_entry(rsvd_pkt, &rtwdev->rsvd_page_list, list) kfree_skb(rsvd_pkt->skb); return NULL; } static int rtw_download_beacon(struct rtw_dev *rtwdev, struct ieee80211_vif *vif) { struct ieee80211_hw *hw = rtwdev->hw; struct sk_buff *skb; int ret = 0; skb = rtw_beacon_get(hw, vif); if (!skb) { rtw_err(rtwdev, "failed to get beacon skb\n"); ret = -ENOMEM; goto out; } ret = rtw_download_drv_rsvd_page(rtwdev, skb->data, skb->len); if (ret) rtw_err(rtwdev, "failed to download drv rsvd page\n"); dev_kfree_skb(skb); out: return ret; } int rtw_fw_download_rsvd_page(struct rtw_dev *rtwdev, struct ieee80211_vif *vif) { u8 *buf; u32 size; int ret; buf = rtw_build_rsvd_page(rtwdev, vif, &size); if (!buf) { rtw_err(rtwdev, "failed to build rsvd page pkt\n"); return -ENOMEM; } ret = rtw_download_drv_rsvd_page(rtwdev, buf, size); if (ret) { rtw_err(rtwdev, "failed to download drv rsvd page\n"); goto free; } ret = rtw_download_beacon(rtwdev, vif); if (ret) { rtw_err(rtwdev, "failed to download beacon\n"); goto free; } free: kfree(buf); return ret; } int rtw_dump_drv_rsvd_page(struct rtw_dev *rtwdev, u32 offset, u32 size, u32 *buf) { struct rtw_fifo_conf *fifo = &rtwdev->fifo; u32 residue, i; u16 start_pg; u16 idx = 0; u16 ctl; u8 rcr; if (size & 0x3) { rtw_warn(rtwdev, "should be 4-byte aligned\n"); return -EINVAL; } offset += fifo->rsvd_boundary << TX_PAGE_SIZE_SHIFT; residue = offset & (FIFO_PAGE_SIZE - 1); start_pg = offset >> FIFO_PAGE_SIZE_SHIFT; start_pg += RSVD_PAGE_START_ADDR; rcr = rtw_read8(rtwdev, REG_RCR + 2); ctl = rtw_read16(rtwdev, REG_PKTBUF_DBG_CTRL) & 0xf000; /* disable rx clock gate */ rtw_write8(rtwdev, REG_RCR, rcr | BIT(3)); do { rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, start_pg | ctl); for (i = FIFO_DUMP_ADDR + residue; i < FIFO_DUMP_ADDR + FIFO_PAGE_SIZE; i += 4) { buf[idx++] = rtw_read32(rtwdev, i); size -= 4; if (size == 0) goto out; } residue = 0; start_pg++; } while (size); out: rtw_write16(rtwdev, REG_PKTBUF_DBG_CTRL, ctl); rtw_write8(rtwdev, REG_RCR + 2, rcr); return 0; }
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