From fb6b66c22c1104925d6fdba796e7f35b610c3222 Mon Sep 17 00:00:00 2001 From: Patrick Yavitz Date: Sat, 22 Jul 2023 04:27:05 -0400 Subject: [PATCH] drivers: net: wireless: realtek: rtw88: upstream wireless linux-next backport: linux-6.3.y Signed-off-by: Patrick Yavitz --- drivers/net/wireless/realtek/rtw88/Kconfig | 47 +++++ drivers/net/wireless/realtek/rtw88/Makefile | 15 ++ drivers/net/wireless/realtek/rtw88/debug.c | 59 ++++-- drivers/net/wireless/realtek/rtw88/debug.h | 1 + drivers/net/wireless/realtek/rtw88/fw.c | 88 ++++++++- drivers/net/wireless/realtek/rtw88/fw.h | 15 +- drivers/net/wireless/realtek/rtw88/mac.c | 70 ++++++-- drivers/net/wireless/realtek/rtw88/mac.h | 1 - drivers/net/wireless/realtek/rtw88/mac80211.c | 51 +++++- drivers/net/wireless/realtek/rtw88/main.c | 168 +++++++++++++++++- drivers/net/wireless/realtek/rtw88/main.h | 24 ++- drivers/net/wireless/realtek/rtw88/pci.c | 13 +- drivers/net/wireless/realtek/rtw88/ps.c | 3 +- drivers/net/wireless/realtek/rtw88/reg.h | 14 ++ drivers/net/wireless/realtek/rtw88/rtw8723d.c | 16 +- drivers/net/wireless/realtek/rtw88/rtw8723d.h | 6 + drivers/net/wireless/realtek/rtw88/rtw8821c.c | 32 +++- drivers/net/wireless/realtek/rtw88/rtw8821c.h | 6 + drivers/net/wireless/realtek/rtw88/rtw8822b.c | 10 ++ drivers/net/wireless/realtek/rtw88/rtw8822b.h | 8 +- drivers/net/wireless/realtek/rtw88/rtw8822c.c | 10 ++ drivers/net/wireless/realtek/rtw88/rtw8822c.h | 8 +- drivers/net/wireless/realtek/rtw88/tx.c | 94 ++++++---- drivers/net/wireless/realtek/rtw88/tx.h | 124 ++++++------- drivers/net/wireless/realtek/rtw88/usb.c | 15 +- include/linux/mmc/sdio_ids.h | 10 ++ 26 files changed, 731 insertions(+), 177 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw88/Kconfig b/drivers/net/wireless/realtek/rtw88/Kconfig index 651ab56d9c6b..cffad1c01249 100644 --- a/drivers/net/wireless/realtek/rtw88/Kconfig +++ b/drivers/net/wireless/realtek/rtw88/Kconfig @@ -16,6 +16,9 @@ config RTW88_CORE config RTW88_PCI tristate +config RTW88_SDIO + tristate + config RTW88_USB tristate @@ -42,6 +45,17 @@ config RTW88_8822BE 802.11ac PCIe wireless network adapter +config RTW88_8822BS + tristate "Realtek 8822BS SDIO wireless network adapter" + depends on MMC + select RTW88_CORE + select RTW88_SDIO + select RTW88_8822B + help + Select this option will enable support for 8822BS chipset + + 802.11ac SDIO wireless network adapter + config RTW88_8822BU tristate "Realtek 8822BU USB wireless network adapter" depends on USB @@ -64,6 +78,17 @@ config RTW88_8822CE 802.11ac PCIe wireless network adapter +config RTW88_8822CS + tristate "Realtek 8822CS SDIO wireless network adapter" + depends on MMC + select RTW88_CORE + select RTW88_SDIO + select RTW88_8822C + help + Select this option will enable support for 8822CS chipset + + 802.11ac SDIO wireless network adapter + config RTW88_8822CU tristate "Realtek 8822CU USB wireless network adapter" depends on USB @@ -86,6 +111,17 @@ config RTW88_8723DE 802.11n PCIe wireless network adapter +config RTW88_8723DS + tristate "Realtek 8723DS SDIO wireless network adapter" + depends on MMC + select RTW88_CORE + select RTW88_SDIO + select RTW88_8723D + help + Select this option will enable support for 8723DS chipset + + 802.11n SDIO wireless network adapter + config RTW88_8723DU tristate "Realtek 8723DU USB wireless network adapter" depends on USB @@ -108,6 +144,17 @@ config RTW88_8821CE 802.11ac PCIe wireless network adapter +config RTW88_8821CS + tristate "Realtek 8821CS SDIO wireless network adapter" + depends on MMC + select RTW88_CORE + select RTW88_SDIO + select RTW88_8821C + help + Select this option will enable support for 8821CS chipset + + 802.11ac SDIO wireless network adapter + config RTW88_8821CU tristate "Realtek 8821CU USB wireless network adapter" depends on USB diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wireless/realtek/rtw88/Makefile index fe7293ee87b4..fd212c09d88a 100644 --- a/drivers/net/wireless/realtek/rtw88/Makefile +++ b/drivers/net/wireless/realtek/rtw88/Makefile @@ -26,6 +26,9 @@ rtw88_8822b-objs := rtw8822b.o rtw8822b_table.o obj-$(CONFIG_RTW88_8822BE) += rtw88_8822be.o rtw88_8822be-objs := rtw8822be.o +obj-$(CONFIG_RTW88_8822BS) += rtw88_8822bs.o +rtw88_8822bs-objs := rtw8822bs.o + obj-$(CONFIG_RTW88_8822BU) += rtw88_8822bu.o rtw88_8822bu-objs := rtw8822bu.o @@ -35,6 +38,9 @@ rtw88_8822c-objs := rtw8822c.o rtw8822c_table.o obj-$(CONFIG_RTW88_8822CE) += rtw88_8822ce.o rtw88_8822ce-objs := rtw8822ce.o +obj-$(CONFIG_RTW88_8822CS) += rtw88_8822cs.o +rtw88_8822cs-objs := rtw8822cs.o + obj-$(CONFIG_RTW88_8822CU) += rtw88_8822cu.o rtw88_8822cu-objs := rtw8822cu.o @@ -44,6 +50,9 @@ rtw88_8723d-objs := rtw8723d.o rtw8723d_table.o obj-$(CONFIG_RTW88_8723DE) += rtw88_8723de.o rtw88_8723de-objs := rtw8723de.o +obj-$(CONFIG_RTW88_8723DS) += rtw88_8723ds.o +rtw88_8723ds-objs := rtw8723ds.o + obj-$(CONFIG_RTW88_8723DU) += rtw88_8723du.o rtw88_8723du-objs := rtw8723du.o @@ -53,11 +62,17 @@ rtw88_8821c-objs := rtw8821c.o rtw8821c_table.o obj-$(CONFIG_RTW88_8821CE) += rtw88_8821ce.o rtw88_8821ce-objs := rtw8821ce.o +obj-$(CONFIG_RTW88_8821CS) += rtw88_8821cs.o +rtw88_8821cs-objs := rtw8821cs.o + obj-$(CONFIG_RTW88_8821CU) += rtw88_8821cu.o rtw88_8821cu-objs := rtw8821cu.o obj-$(CONFIG_RTW88_PCI) += rtw88_pci.o rtw88_pci-objs := pci.o +obj-$(CONFIG_RTW88_SDIO) += rtw88_sdio.o +rtw88_sdio-objs := sdio.o + obj-$(CONFIG_RTW88_USB) += rtw88_usb.o rtw88_usb-objs := usb.o diff --git a/drivers/net/wireless/realtek/rtw88/debug.c b/drivers/net/wireless/realtek/rtw88/debug.c index fa3d73b333ba..f8ba133baff0 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.c +++ b/drivers/net/wireless/realtek/rtw88/debug.c @@ -183,8 +183,8 @@ static int rtw_debugfs_copy_from_user(char tmp[], int size, tmp_len = (count > size - 1 ? size - 1 : count); - if (!buffer || copy_from_user(tmp, buffer, tmp_len)) - return count; + if (copy_from_user(tmp, buffer, tmp_len)) + return -EFAULT; tmp[tmp_len] = '\0'; @@ -201,13 +201,16 @@ static ssize_t rtw_debugfs_set_read_reg(struct file *filp, char tmp[32 + 1]; u32 addr, len; int num; + int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); + if (ret) + return ret; num = sscanf(tmp, "%x %x", &addr, &len); if (num != 2) - return count; + return -EINVAL; if (len != 1 && len != 2 && len != 4) { rtw_warn(rtwdev, "read reg setting wrong len\n"); @@ -288,8 +291,11 @@ static ssize_t rtw_debugfs_set_rsvd_page(struct file *filp, char tmp[32 + 1]; u32 offset, page_num; int num; + int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 2); + if (ret) + return ret; num = sscanf(tmp, "%d %d", &offset, &page_num); @@ -314,8 +320,11 @@ static ssize_t rtw_debugfs_set_single_input(struct file *filp, char tmp[32 + 1]; u32 input; int num; + int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + if (ret) + return ret; num = kstrtoint(tmp, 0, &input); @@ -338,14 +347,17 @@ static ssize_t rtw_debugfs_set_write_reg(struct file *filp, char tmp[32 + 1]; u32 addr, val, len; int num; + int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); + if (ret) + return ret; /* write BB/MAC register */ num = sscanf(tmp, "%x %x %x", &addr, &val, &len); if (num != 3) - return count; + return -EINVAL; switch (len) { case 1: @@ -381,8 +393,11 @@ static ssize_t rtw_debugfs_set_h2c(struct file *filp, char tmp[32 + 1]; u8 param[8]; int num; + int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); + if (ret) + return ret; num = sscanf(tmp, "%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx,%hhx", ¶m[0], ¶m[1], ¶m[2], ¶m[3], @@ -408,14 +423,17 @@ static ssize_t rtw_debugfs_set_rf_write(struct file *filp, char tmp[32 + 1]; u32 path, addr, mask, val; int num; + int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 4); + if (ret) + return ret; num = sscanf(tmp, "%x %x %x %x", &path, &addr, &mask, &val); if (num != 4) { rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); - return count; + return -EINVAL; } mutex_lock(&rtwdev->mutex); @@ -438,14 +456,17 @@ static ssize_t rtw_debugfs_set_rf_read(struct file *filp, char tmp[32 + 1]; u32 path, addr, mask; int num; + int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 3); + if (ret) + return ret; num = sscanf(tmp, "%x %x %x", &path, &addr, &mask); if (num != 3) { rtw_warn(rtwdev, "invalid args, [path] [addr] [mask] [val]\n"); - return count; + return -EINVAL; } debugfs_priv->rf_path = path; @@ -467,7 +488,9 @@ static ssize_t rtw_debugfs_set_fix_rate(struct file *filp, char tmp[32 + 1]; int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + if (ret) + return ret; ret = kstrtou8(tmp, 0, &fix_rate); if (ret) { @@ -860,7 +883,9 @@ static ssize_t rtw_debugfs_set_coex_enable(struct file *filp, bool enable; int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + if (ret) + return ret; ret = kstrtobool(tmp, &enable); if (ret) { @@ -930,7 +955,9 @@ static ssize_t rtw_debugfs_set_fw_crash(struct file *filp, bool input; int ret; - rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + ret = rtw_debugfs_copy_from_user(tmp, sizeof(tmp), buffer, count, 1); + if (ret) + return ret; ret = kstrtobool(tmp, &input); if (ret) diff --git a/drivers/net/wireless/realtek/rtw88/debug.h b/drivers/net/wireless/realtek/rtw88/debug.h index 066792dd96af..a9149c6c2b48 100644 --- a/drivers/net/wireless/realtek/rtw88/debug.h +++ b/drivers/net/wireless/realtek/rtw88/debug.h @@ -24,6 +24,7 @@ enum rtw_debug_mask { RTW_DBG_ADAPTIVITY = 0x00008000, RTW_DBG_HW_SCAN = 0x00010000, RTW_DBG_STATE = 0x00020000, + RTW_DBG_SDIO = 0x00040000, RTW_DBG_ALL = 0xffffffff }; diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index 82295ac6402e..567bbedd8ee0 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -308,6 +308,57 @@ void rtw_fw_c2h_cmd_isr(struct rtw_dev *rtwdev) } EXPORT_SYMBOL(rtw_fw_c2h_cmd_isr); +static void rtw_fw_send_h2c_command_register(struct rtw_dev *rtwdev, + struct rtw_h2c_register *h2c) +{ + u32 box_reg, box_ex_reg; + u8 box_state, box; + int ret; + + rtw_dbg(rtwdev, RTW_DBG_FW, "send H2C content %08x %08x\n", h2c->w0, + h2c->w1); + + lockdep_assert_held(&rtwdev->mutex); + + 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"); + return; + } + + ret = read_poll_timeout_atomic(rtw_read8, box_state, + !((box_state >> box) & 0x1), 100, 3000, + false, rtwdev, REG_HMETFR); + + if (ret) { + rtw_err(rtwdev, "failed to send h2c command\n"); + return; + } + + rtw_write32(rtwdev, box_ex_reg, h2c->w1); + rtw_write32(rtwdev, box_reg, h2c->w0); + + if (++rtwdev->h2c.last_box_num >= 4) + rtwdev->h2c.last_box_num = 0; +} + static void rtw_fw_send_h2c_command(struct rtw_dev *rtwdev, u8 *h2c) { @@ -468,6 +519,23 @@ void rtw_fw_query_bt_info(struct rtw_dev *rtwdev) rtw_fw_send_h2c_command(rtwdev, h2c_pkt); } +void rtw_fw_default_port(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif) +{ + struct rtw_h2c_register h2c = {}; + + if (rtwvif->net_type != RTW_NET_MGD_LINKED) + return; + + /* Leave LPS before default port H2C so FW timer is correct */ + rtw_leave_lps(rtwdev); + + h2c.w0 = u32_encode_bits(H2C_CMD_DEFAULT_PORT, RTW_H2C_W0_CMDID) | + u32_encode_bits(rtwvif->port, RTW_H2C_DEFAULT_PORT_W0_PORTID) | + u32_encode_bits(rtwvif->mac_id, RTW_H2C_DEFAULT_PORT_W0_MACID); + + rtw_fw_send_h2c_command_register(rtwdev, &h2c); +} + void rtw_fw_wl_ch_info(struct rtw_dev *rtwdev, u8 link, u8 ch, u8 bw) { u8 h2c_pkt[H2C_PKT_SIZE] = {0}; @@ -1393,6 +1461,10 @@ static void rtw_build_rsvd_page_iter(void *data, u8 *mac, struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; struct rtw_rsvd_page *rsvd_pkt; + /* AP not yet started, don't gather its rsvd pages */ + if (vif->type == NL80211_IFTYPE_AP && !rtwdev->ap_active) + return; + list_for_each_entry(rsvd_pkt, &rtwvif->rsvd_page_list, vif_list) { if (rsvd_pkt->type == RSVD_BEACON) list_add(&rsvd_pkt->build_list, @@ -1614,6 +1686,7 @@ void rtw_fw_update_beacon_work(struct work_struct *work) mutex_lock(&rtwdev->mutex); rtw_fw_download_rsvd_page(rtwdev); + rtw_send_rsvd_page_h2c(rtwdev); mutex_unlock(&rtwdev->mutex); } @@ -2155,11 +2228,19 @@ int rtw_hw_scan_offload(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, } rtw_fw_set_scan_offload(rtwdev, &cs_option, rtwvif, &chan_list); out: + if (rtwdev->ap_active) { + ret = rtw_download_beacon(rtwdev); + if (ret) + rtw_err(rtwdev, "HW scan download beacon failed\n"); + } + return ret; } -void rtw_hw_scan_abort(struct rtw_dev *rtwdev, struct ieee80211_vif *vif) +void rtw_hw_scan_abort(struct rtw_dev *rtwdev) { + struct ieee80211_vif *vif = rtwdev->scan_info.scanning_vif; + if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_SCAN_OFFLOAD)) return; @@ -2244,6 +2325,7 @@ void rtw_hw_scan_chan_switch(struct rtw_dev *rtwdev, struct sk_buff *skb) if (rtw_is_op_chan(rtwdev, chan)) { rtw_store_op_chan(rtwdev, false); ieee80211_wake_queues(rtwdev->hw); + rtw_core_enable_beacon(rtwdev, true); } } else if (id == RTW_SCAN_NOTIFY_ID_PRESWITCH) { if (IS_CH_5G_BAND(chan)) { @@ -2262,8 +2344,10 @@ void rtw_hw_scan_chan_switch(struct rtw_dev *rtwdev, struct sk_buff *skb) * if next channel is non-op channel. */ if (!rtw_is_op_chan(rtwdev, chan) && - rtw_is_op_chan(rtwdev, hal->current_channel)) + rtw_is_op_chan(rtwdev, hal->current_channel)) { + rtw_core_enable_beacon(rtwdev, false); ieee80211_stop_queues(rtwdev->hw); + } } rtw_dbg(rtwdev, RTW_DBG_HW_SCAN, diff --git a/drivers/net/wireless/realtek/rtw88/fw.h b/drivers/net/wireless/realtek/rtw88/fw.h index 0a386e6d6e0d..43ccdf9965ac 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.h +++ b/drivers/net/wireless/realtek/rtw88/fw.h @@ -81,6 +81,17 @@ struct rtw_c2h_adaptivity { u8 option; } __packed; +struct rtw_h2c_register { + u32 w0; + u32 w1; +} __packed; + +#define RTW_H2C_W0_CMDID GENMASK(7, 0) + +/* H2C_CMD_DEFAULT_PORT command */ +#define RTW_H2C_DEFAULT_PORT_W0_PORTID GENMASK(15, 8) +#define RTW_H2C_DEFAULT_PORT_W0_MACID GENMASK(23, 16) + struct rtw_h2c_cmd { __le32 msg; __le32 msg_ext; @@ -530,6 +541,7 @@ static inline void rtw_h2c_pkt_set_header(u8 *h2c_pkt, u8 sub_id) #define H2C_CMD_MEDIA_STATUS_RPT 0x01 #define H2C_CMD_SET_PWR_MODE 0x20 #define H2C_CMD_LPS_PG_INFO 0x2b +#define H2C_CMD_DEFAULT_PORT 0x2c #define H2C_CMD_RA_INFO 0x40 #define H2C_CMD_RSSI_MONITOR 0x42 #define H2C_CMD_BCN_FILTER_OFFLOAD_P0 0x56 @@ -801,6 +813,7 @@ void rtw_fw_c2h_cmd_rx_irqsafe(struct rtw_dev *rtwdev, u32 pkt_offset, void rtw_fw_c2h_cmd_handle(struct rtw_dev *rtwdev, struct sk_buff *skb); void rtw_fw_send_general_info(struct rtw_dev *rtwdev); void rtw_fw_send_phydm_info(struct rtw_dev *rtwdev); +void rtw_fw_default_port(struct rtw_dev *rtwdev, struct rtw_vif *rtwvif); void rtw_fw_do_iqk(struct rtw_dev *rtwdev, struct rtw_iqk_para *para); void rtw_fw_inform_rfk_status(struct rtw_dev *rtwdev, bool start); @@ -868,5 +881,5 @@ int rtw_hw_scan_offload(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, bool enable); void rtw_hw_scan_status_report(struct rtw_dev *rtwdev, struct sk_buff *skb); void rtw_hw_scan_chan_switch(struct rtw_dev *rtwdev, struct sk_buff *skb); -void rtw_hw_scan_abort(struct rtw_dev *rtwdev, struct ieee80211_vif *vif); +void rtw_hw_scan_abort(struct rtw_dev *rtwdev); #endif diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c index eda05a5d9cff..298663b03580 100644 --- a/drivers/net/wireless/realtek/rtw88/mac.c +++ b/drivers/net/wireless/realtek/rtw88/mac.c @@ -7,6 +7,7 @@ #include "reg.h" #include "fw.h" #include "debug.h" +#include "sdio.h" void rtw_set_channel_mac(struct rtw_dev *rtwdev, u8 channel, u8 bw, u8 primary_ch_idx) @@ -60,6 +61,7 @@ EXPORT_SYMBOL(rtw_set_channel_mac); static int rtw_mac_pre_system_cfg(struct rtw_dev *rtwdev) { + unsigned int retry; u32 value32; u8 value8; @@ -77,6 +79,28 @@ static int rtw_mac_pre_system_cfg(struct rtw_dev *rtwdev) case RTW_HCI_TYPE_PCIE: rtw_write32_set(rtwdev, REG_HCI_OPT_CTRL, BIT_USB_SUS_DIS); break; + case RTW_HCI_TYPE_SDIO: + rtw_write8_clr(rtwdev, REG_SDIO_HSUS_CTRL, BIT_HCI_SUS_REQ); + + for (retry = 0; retry < RTW_PWR_POLLING_CNT; retry++) { + if (rtw_read8(rtwdev, REG_SDIO_HSUS_CTRL) & BIT_HCI_RESUME_RDY) + break; + + usleep_range(10, 50); + } + + if (retry == RTW_PWR_POLLING_CNT) { + rtw_err(rtwdev, "failed to poll REG_SDIO_HSUS_CTRL[1]"); + return -ETIMEDOUT; + } + + if (rtw_sdio_is_sdio30_supported(rtwdev)) + rtw_write8_set(rtwdev, REG_HCI_OPT_CTRL + 2, + BIT_SDIO_PAD_E5 >> 16); + else + rtw_write8_clr(rtwdev, REG_HCI_OPT_CTRL + 2, + BIT_SDIO_PAD_E5 >> 16); + break; case RTW_HCI_TYPE_USB: break; default: @@ -222,6 +246,9 @@ static int rtw_pwr_seq_parser(struct rtw_dev *rtwdev, case RTW_HCI_TYPE_USB: intf_mask = RTW_PWR_INTF_USB_MSK; break; + case RTW_HCI_TYPE_SDIO: + intf_mask = RTW_PWR_INTF_SDIO_MSK; + break; default: return -EINVAL; } @@ -245,6 +272,7 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on) { const struct rtw_chip_info *chip = rtwdev->chip; const struct rtw_pwr_seq_cmd **pwr_seq; + u32 imr = 0; u8 rpwm; bool cur_pwr; int ret; @@ -270,17 +298,24 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on) if (pwr_on == cur_pwr) return -EALREADY; + if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_SDIO) { + imr = rtw_read32(rtwdev, REG_SDIO_HIMR); + rtw_write32(rtwdev, REG_SDIO_HIMR, 0); + } + + if (!pwr_on) + clear_bit(RTW_FLAG_POWERON, rtwdev->flags); + pwr_seq = pwr_on ? chip->pwr_on_seq : chip->pwr_off_seq; ret = rtw_pwr_seq_parser(rtwdev, pwr_seq); - if (ret) - return ret; - if (pwr_on) + if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_SDIO) + rtw_write32(rtwdev, REG_SDIO_HIMR, imr); + + if (!ret && pwr_on) set_bit(RTW_FLAG_POWERON, rtwdev->flags); - else - clear_bit(RTW_FLAG_POWERON, rtwdev->flags); - return 0; + return ret; } static int __rtw_mac_init_system_cfg(struct rtw_dev *rtwdev) @@ -451,6 +486,9 @@ static void download_firmware_reg_backup(struct rtw_dev *rtwdev, rtw_write16(rtwdev, REG_FIFOPAGE_INFO_1, 0x200); rtw_write32(rtwdev, REG_RQPN_CTRL_2, bckp[bckp_idx - 1].val); + if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_SDIO) + rtw_read32(rtwdev, REG_SDIO_FREE_TXPG); + /* Disable beacon related functions */ tmp = rtw_read8(rtwdev, REG_BCN_CTRL); bckp[bckp_idx].len = 1; @@ -756,8 +794,10 @@ static int __rtw_download_firmware(struct rtw_dev *rtwdev, wlan_cpu_enable(rtwdev, true); - if (!ltecoex_reg_write(rtwdev, 0x38, ltecoex_bckp)) - return -EBUSY; + if (!ltecoex_reg_write(rtwdev, 0x38, ltecoex_bckp)) { + ret = -EBUSY; + goto dlfw_fail; + } ret = download_firmware_validate(rtwdev); if (ret) @@ -1042,6 +1082,9 @@ static int txdma_queue_mapping(struct rtw_dev *rtwdev) else return -EINVAL; break; + case RTW_HCI_TYPE_SDIO: + rqpn = &chip->rqpn_table[0]; + break; default: return -EINVAL; } @@ -1060,8 +1103,12 @@ static int txdma_queue_mapping(struct rtw_dev *rtwdev) if (rtw_chip_wcpu_11ac(rtwdev)) rtw_write32(rtwdev, REG_H2CQ_CSR, BIT_H2CQ_FULL); - if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB) + if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_SDIO) { + rtw_read32(rtwdev, REG_SDIO_FREE_TXPG); + rtw_write32(rtwdev, REG_SDIO_TX_CTRL, 0); + } else if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB) { rtw_write8_set(rtwdev, REG_TXDMA_PQ_MAP, BIT_RXDMA_ARBBW_EN); + } return 0; } @@ -1074,7 +1121,7 @@ static int set_trx_fifo_info(struct rtw_dev *rtwdev) u8 csi_buf_pg_num = chip->csi_buf_pg_num; /* config rsvd page num */ - fifo->rsvd_drv_pg_num = 8; + fifo->rsvd_drv_pg_num = chip->rsvd_drv_pg_num; fifo->txff_pg_num = chip->txff_size >> 7; if (rtw_chip_wcpu_11n(rtwdev)) fifo->rsvd_pg_num = fifo->rsvd_drv_pg_num; @@ -1204,6 +1251,9 @@ static int priority_queue_cfg(struct rtw_dev *rtwdev) else return -EINVAL; break; + case RTW_HCI_TYPE_SDIO: + pg_tbl = &chip->page_table[0]; + break; default: return -EINVAL; } diff --git a/drivers/net/wireless/realtek/rtw88/mac.h b/drivers/net/wireless/realtek/rtw88/mac.h index 3172aa5ac4de..58c3dccc14bb 100644 --- a/drivers/net/wireless/realtek/rtw88/mac.h +++ b/drivers/net/wireless/realtek/rtw88/mac.h @@ -7,7 +7,6 @@ #define RTW_HW_PORT_NUM 5 #define cut_version_to_mask(cut) (0x1 << ((cut) + 1)) -#define SDIO_LOCAL_OFFSET 0x10250000 #define DDMA_POLLING_COUNT 1000 #define C2H_PKT_BUF 256 #define REPORT_BUF 128 diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index 0bf6882d18f1..a99b53d44267 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -43,7 +43,11 @@ static void rtw_ops_wake_tx_queue(struct ieee80211_hw *hw, list_add_tail(&rtwtxq->list, &rtwdev->txqs); spin_unlock_bh(&rtwdev->txq_lock); - queue_work(rtwdev->tx_wq, &rtwdev->tx_work); + /* ensure to dequeue EAPOL (4/4) at the right time */ + if (txq->ac == IEEE80211_AC_VO) + __rtw_tx_work(rtwdev); + else + queue_work(rtwdev->tx_wq, &rtwdev->tx_work); } static int rtw_ops_start(struct ieee80211_hw *hw) @@ -146,25 +150,32 @@ static int rtw_ops_add_interface(struct ieee80211_hw *hw, struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; enum rtw_net_type net_type; u32 config = 0; - u8 port = 0; + u8 port; u8 bcn_ctrl = 0; if (rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_BCN_FILTER)) vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER | IEEE80211_VIF_SUPPORTS_CQM_RSSI; - rtwvif->port = port; rtwvif->stats.tx_unicast = 0; rtwvif->stats.rx_unicast = 0; rtwvif->stats.tx_cnt = 0; rtwvif->stats.rx_cnt = 0; rtwvif->scan_req = NULL; memset(&rtwvif->bfee, 0, sizeof(struct rtw_bfee)); - rtwvif->conf = &rtw_vif_port[port]; rtw_txq_init(rtwdev, vif->txq); INIT_LIST_HEAD(&rtwvif->rsvd_page_list); mutex_lock(&rtwdev->mutex); + port = find_first_zero_bit(rtwdev->hw_port, RTW_PORT_NUM); + if (port >= RTW_PORT_NUM) { + mutex_unlock(&rtwdev->mutex); + return -EINVAL; + } + set_bit(port, rtwdev->hw_port); + + rtwvif->port = port; + rtwvif->conf = &rtw_vif_port[port]; rtw_leave_lps_deep(rtwdev); switch (vif->type) { @@ -186,6 +197,7 @@ static int rtw_ops_add_interface(struct ieee80211_hw *hw, break; default: WARN_ON(1); + clear_bit(rtwvif->port, rtwdev->hw_port); mutex_unlock(&rtwdev->mutex); return -EINVAL; } @@ -197,6 +209,7 @@ static int rtw_ops_add_interface(struct ieee80211_hw *hw, rtwvif->bcn_ctrl = bcn_ctrl; config |= PORT_SET_BCN_CTRL; rtw_vif_port_config(rtwdev, rtwvif, config); + rtw_core_port_switch(rtwdev, vif); rtw_recalc_lps(rtwdev, vif); mutex_unlock(&rtwdev->mutex); @@ -228,6 +241,7 @@ static void rtw_ops_remove_interface(struct ieee80211_hw *hw, rtwvif->bcn_ctrl = 0; config |= PORT_SET_BCN_CTRL; rtw_vif_port_config(rtwdev, rtwvif, config); + clear_bit(rtwvif->port, rtwdev->hw_port); rtw_recalc_lps(rtwdev, NULL); mutex_unlock(&rtwdev->mutex); @@ -368,6 +382,7 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, rtw_fw_download_rsvd_page(rtwdev); rtw_send_rsvd_page_h2c(rtwdev); + rtw_fw_default_port(rtwdev, rtwvif); rtw_coex_media_status_notify(rtwdev, vif->cfg.assoc); if (rtw_bf_support) rtw_bf_assoc(rtwdev, vif, conf); @@ -378,7 +393,8 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, * when disconnected by peer */ if (test_bit(RTW_FLAG_SCANNING, rtwdev->flags)) - rtw_hw_scan_abort(rtwdev, vif); + rtw_hw_scan_abort(rtwdev); + } config |= PORT_SET_NET_TYPE; @@ -388,7 +404,7 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_BSSID) { ether_addr_copy(rtwvif->bssid, conf->bssid); config |= PORT_SET_BSSID; - if (is_zero_ether_addr(rtwvif->bssid)) + if (!rtw_core_check_sta_active(rtwdev)) rtw_clear_op_chan(rtwdev); else rtw_store_op_chan(rtwdev, true); @@ -402,6 +418,7 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_BEACON) { rtw_set_dtim_period(rtwdev, conf->dtim_period); rtw_fw_download_rsvd_page(rtwdev); + rtw_send_rsvd_page_h2c(rtwdev); } if (changed & BSS_CHANGED_BEACON_ENABLED) { @@ -437,12 +454,29 @@ static int rtw_ops_start_ap(struct ieee80211_hw *hw, const struct rtw_chip_info *chip = rtwdev->chip; mutex_lock(&rtwdev->mutex); + rtw_write32_set(rtwdev, REG_TCR, BIT_TCR_UPDATE_HGQMD); + rtwdev->ap_active = true; + rtw_store_op_chan(rtwdev, true); chip->ops->phy_calibration(rtwdev); mutex_unlock(&rtwdev->mutex); return 0; } +static void rtw_ops_stop_ap(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf) +{ + struct rtw_dev *rtwdev = hw->priv; + + mutex_lock(&rtwdev->mutex); + rtw_write32_clr(rtwdev, REG_TCR, BIT_TCR_UPDATE_HGQMD); + rtwdev->ap_active = false; + if (!rtw_core_check_sta_active(rtwdev)) + rtw_clear_op_chan(rtwdev); + mutex_unlock(&rtwdev->mutex); +} + static int rtw_ops_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, unsigned int link_id, u16 ac, @@ -845,7 +879,7 @@ static int rtw_ops_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, rtw_hw_scan_start(rtwdev, vif, req); ret = rtw_hw_scan_offload(rtwdev, vif, true); if (ret) { - rtw_hw_scan_abort(rtwdev, vif); + rtw_hw_scan_abort(rtwdev); rtw_err(rtwdev, "HW scan failed with status: %d\n", ret); } mutex_unlock(&rtwdev->mutex); @@ -865,7 +899,7 @@ static void rtw_ops_cancel_hw_scan(struct ieee80211_hw *hw, return; mutex_lock(&rtwdev->mutex); - rtw_hw_scan_abort(rtwdev, vif); + rtw_hw_scan_abort(rtwdev); mutex_unlock(&rtwdev->mutex); } @@ -904,6 +938,7 @@ const struct ieee80211_ops rtw_ops = { .configure_filter = rtw_ops_configure_filter, .bss_info_changed = rtw_ops_bss_info_changed, .start_ap = rtw_ops_start_ap, + .stop_ap = rtw_ops_stop_ap, .conf_tx = rtw_ops_conf_tx, .sta_add = rtw_ops_sta_add, .sta_remove = rtw_ops_sta_remove, diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index fc51acc9a599..c853e2f2d448 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -18,6 +18,7 @@ #include "debug.h" #include "bf.h" #include "sar.h" +#include "sdio.h" bool rtw_disable_lps_deep_mode; EXPORT_SYMBOL(rtw_disable_lps_deep_mode); @@ -102,6 +103,26 @@ static struct ieee80211_rate rtw_ratetable[] = { {.bitrate = 540, .hw_value = 0x0b,}, }; +static const struct ieee80211_iface_limit rtw_iface_limits[] = { + { + .max = 1, + .types = BIT(NL80211_IFTYPE_STATION), + }, + { + .max = 1, + .types = BIT(NL80211_IFTYPE_AP), + } +}; + +static const struct ieee80211_iface_combination rtw_iface_combs[] = { + { + .limits = rtw_iface_limits, + .n_limits = ARRAY_SIZE(rtw_iface_limits), + .max_interfaces = 2, + .num_different_channels = 1, + } +}; + u16 rtw_desc_to_bitrate(u8 desc_rate) { struct ieee80211_rate rate; @@ -256,7 +277,7 @@ static void rtw_watch_dog_work(struct work_struct *work) * threshold. */ if (rtwdev->ps_enabled && data.rtwvif && !ps_active && - !rtwdev->beacon_loss) + !rtwdev->beacon_loss && !rtwdev->ap_active) rtw_enter_lps(rtwdev, data.rtwvif->port); rtwdev->watch_dog_cnt++; @@ -313,12 +334,15 @@ int rtw_sta_add(struct rtw_dev *rtwdev, struct ieee80211_sta *sta, struct ieee80211_vif *vif) { struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; + struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; int i; si->mac_id = rtw_acquire_macid(rtwdev); if (si->mac_id >= RTW_MAX_MAC_ID_NUM) return -ENOSPC; + if (vif->type == NL80211_IFTYPE_STATION && vif->cfg.assoc == 0) + rtwvif->mac_id = si->mac_id; si->rtwdev = rtwdev; si->sta = sta; si->vif = vif; @@ -624,6 +648,7 @@ static void __fw_recovery_work(struct rtw_dev *rtwdev) rcu_read_unlock(); rtw_iterate_stas_atomic(rtwdev, rtw_reset_sta_iter, rtwdev); rtw_iterate_vifs_atomic(rtwdev, rtw_reset_vif_iter, rtwdev); + bitmap_zero(rtwdev->hw_port, RTW_PORT_NUM); rtw_enter_ips(rtwdev); } @@ -843,6 +868,9 @@ void rtw_set_channel(struct rtw_dev *rtwdev) rtw_update_channel(rtwdev, center_chan, primary_chan, band, bandwidth); + if (rtwdev->scan_info.op_chan) + rtw_store_op_chan(rtwdev, true); + chip->ops->set_channel(rtwdev, center_chan, bandwidth, hal->current_primary_channel_index); @@ -1800,6 +1828,10 @@ static int rtw_chip_parameter_setup(struct rtw_dev *rtwdev) rtwdev->hci.rpwm_addr = 0x03d9; rtwdev->hci.cpwm_addr = 0x03da; break; + case RTW_HCI_TYPE_SDIO: + rtwdev->hci.rpwm_addr = REG_SDIO_HRPWM1; + rtwdev->hci.cpwm_addr = REG_SDIO_HCPWM1_V2; + break; case RTW_HCI_TYPE_USB: rtwdev->hci.rpwm_addr = 0xfe58; rtwdev->hci.cpwm_addr = 0xfe57; @@ -1994,7 +2026,7 @@ static int rtw_chip_board_info_setup(struct rtw_dev *rtwdev) if (!rfe_def) return -ENODEV; - rtw_phy_setup_phy_cond(rtwdev, 0); + rtw_phy_setup_phy_cond(rtwdev, hal->pkg_type); rtw_phy_init_tx_power(rtwdev); if (rfe_def->agc_btg_tbl) @@ -2173,9 +2205,11 @@ int rtw_register_hw(struct rtw_dev *rtwdev, struct ieee80211_hw *hw) int max_tx_headroom = 0; int ret; - /* TODO: USB & SDIO may need extra room? */ max_tx_headroom = rtwdev->chip->tx_pkt_desc_sz; + if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_SDIO) + max_tx_headroom += RTW_SDIO_DATA_PTR_ALIGN; + hw->extra_tx_headroom = max_tx_headroom; hw->queues = IEEE80211_NUM_ACS; hw->txq_data_size = sizeof(struct rtw_txq); @@ -2209,6 +2243,11 @@ int rtw_register_hw(struct rtw_dev *rtwdev, struct ieee80211_hw *hw) hw->wiphy->max_scan_ssids = RTW_SCAN_MAX_SSIDS; hw->wiphy->max_scan_ie_len = rtw_get_max_scan_ie_len(rtwdev); + if (rtwdev->chip->id == RTW_CHIP_TYPE_8822C) { + hw->wiphy->iface_combinations = rtw_iface_combs; + hw->wiphy->n_iface_combinations = ARRAY_SIZE(rtw_iface_combs); + } + wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0); wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_SCAN_RANDOM_SN); wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_SET_SCAN_DWELL); @@ -2258,6 +2297,129 @@ void rtw_unregister_hw(struct rtw_dev *rtwdev, struct ieee80211_hw *hw) } EXPORT_SYMBOL(rtw_unregister_hw); +static +void rtw_swap_reg_nbytes(struct rtw_dev *rtwdev, const struct rtw_hw_reg *reg1, + const struct rtw_hw_reg *reg2, u8 nbytes) +{ + u8 i; + + for (i = 0; i < nbytes; i++) { + u8 v1 = rtw_read8(rtwdev, reg1->addr + i); + u8 v2 = rtw_read8(rtwdev, reg2->addr + i); + + rtw_write8(rtwdev, reg1->addr + i, v2); + rtw_write8(rtwdev, reg2->addr + i, v1); + } +} + +static +void rtw_swap_reg_mask(struct rtw_dev *rtwdev, const struct rtw_hw_reg *reg1, + const struct rtw_hw_reg *reg2) +{ + u32 v1, v2; + + v1 = rtw_read32_mask(rtwdev, reg1->addr, reg1->mask); + v2 = rtw_read32_mask(rtwdev, reg2->addr, reg2->mask); + rtw_write32_mask(rtwdev, reg2->addr, reg2->mask, v1); + rtw_write32_mask(rtwdev, reg1->addr, reg1->mask, v2); +} + +struct rtw_iter_port_switch_data { + struct rtw_dev *rtwdev; + struct rtw_vif *rtwvif_ap; +}; + +static void rtw_port_switch_iter(void *data, u8 *mac, struct ieee80211_vif *vif) +{ + struct rtw_iter_port_switch_data *iter_data = data; + struct rtw_dev *rtwdev = iter_data->rtwdev; + struct rtw_vif *rtwvif_target = (struct rtw_vif *)vif->drv_priv; + struct rtw_vif *rtwvif_ap = iter_data->rtwvif_ap; + const struct rtw_hw_reg *reg1, *reg2; + + if (rtwvif_target->port != RTW_PORT_0) + return; + + rtw_dbg(rtwdev, RTW_DBG_STATE, "AP port switch from %d -> %d\n", + rtwvif_ap->port, rtwvif_target->port); + + /* Leave LPS so the value swapped are not in PS mode */ + rtw_leave_lps(rtwdev); + + reg1 = &rtwvif_ap->conf->net_type; + reg2 = &rtwvif_target->conf->net_type; + rtw_swap_reg_mask(rtwdev, reg1, reg2); + + reg1 = &rtwvif_ap->conf->mac_addr; + reg2 = &rtwvif_target->conf->mac_addr; + rtw_swap_reg_nbytes(rtwdev, reg1, reg2, ETH_ALEN); + + reg1 = &rtwvif_ap->conf->bssid; + reg2 = &rtwvif_target->conf->bssid; + rtw_swap_reg_nbytes(rtwdev, reg1, reg2, ETH_ALEN); + + reg1 = &rtwvif_ap->conf->bcn_ctrl; + reg2 = &rtwvif_target->conf->bcn_ctrl; + rtw_swap_reg_nbytes(rtwdev, reg1, reg2, 1); + + swap(rtwvif_target->port, rtwvif_ap->port); + swap(rtwvif_target->conf, rtwvif_ap->conf); + + rtw_fw_default_port(rtwdev, rtwvif_target); +} + +void rtw_core_port_switch(struct rtw_dev *rtwdev, struct ieee80211_vif *vif) +{ + struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; + struct rtw_iter_port_switch_data iter_data; + + if (vif->type != NL80211_IFTYPE_AP || rtwvif->port == RTW_PORT_0) + return; + + iter_data.rtwdev = rtwdev; + iter_data.rtwvif_ap = rtwvif; + rtw_iterate_vifs(rtwdev, rtw_port_switch_iter, &iter_data); +} + +static void rtw_check_sta_active_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; + bool *active = data; + + if (*active) + return; + + if (vif->type != NL80211_IFTYPE_STATION) + return; + + if (vif->cfg.assoc || !is_zero_ether_addr(rtwvif->bssid)) + *active = true; +} + +bool rtw_core_check_sta_active(struct rtw_dev *rtwdev) +{ + bool sta_active = false; + + rtw_iterate_vifs(rtwdev, rtw_check_sta_active_iter, &sta_active); + + return rtwdev->ap_active || sta_active; +} + +void rtw_core_enable_beacon(struct rtw_dev *rtwdev, bool enable) +{ + if (!rtwdev->ap_active) + return; + + if (enable) { + rtw_write32_set(rtwdev, REG_BCN_CTRL, BIT_EN_BCN_FUNCTION); + rtw_write32_clr(rtwdev, REG_TXPAUSE, BIT_HIGH_QUEUE); + } else { + rtw_write32_clr(rtwdev, REG_BCN_CTRL, BIT_EN_BCN_FUNCTION); + rtw_write32_set(rtwdev, REG_TXPAUSE, BIT_HIGH_QUEUE); + } +} + MODULE_AUTHOR("Realtek Corporation"); MODULE_DESCRIPTION("Realtek 802.11ac wireless core module"); MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/realtek/rtw88/main.h b/drivers/net/wireless/realtek/rtw88/main.h index cdbcea28802d..f9dd2ab941c8 100644 --- a/drivers/net/wireless/realtek/rtw88/main.h +++ b/drivers/net/wireless/realtek/rtw88/main.h @@ -88,7 +88,7 @@ enum rtw_supported_band { RTW_BAND_60G = BIT(NL80211_BAND_60GHZ), }; -/* now, support upto 80M bw */ +/* now, support up to 80M bw */ #define RTW_MAX_CHANNEL_WIDTH RTW_CHANNEL_WIDTH_80 enum rtw_bandwidth { @@ -395,6 +395,15 @@ enum rtw_snr { RTW_SNR_NUM }; +enum rtw_port { + RTW_PORT_0 = 0, + RTW_PORT_1 = 1, + RTW_PORT_2 = 2, + RTW_PORT_3 = 3, + RTW_PORT_4 = 4, + RTW_PORT_NUM +}; + enum rtw_wow_flags { RTW_WOW_FLAG_EN_MAGIC_PKT, RTW_WOW_FLAG_EN_REKEY_PKT, @@ -794,6 +803,7 @@ struct rtw_bf_info { struct rtw_vif { enum rtw_net_type net_type; u16 aid; + u8 mac_id; /* for STA mode only */ u8 mac_addr[ETH_ALEN]; u8 bssid[ETH_ALEN]; u8 port; @@ -1171,6 +1181,7 @@ struct rtw_chip_info { u32 txff_size; u32 rxff_size; u32 fw_rxff_size; + u16 rsvd_drv_pg_num; u8 band; u8 page_size; u8 csi_buf_pg_num; @@ -1874,7 +1885,7 @@ enum rtw_sar_bands { RTW_SAR_BAND_NR, }; -/* the union is reserved for other knids of SAR sources +/* the union is reserved for other kinds of SAR sources * which might not re-use same format with array common. */ union rtw_sar_cfg { @@ -1893,7 +1904,9 @@ struct rtw_hal { u8 cut_version; u8 mp_chip; u8 oem_id; + u8 pkg_type; struct rtw_phy_cond phy_cond; + bool rfe_btg; u8 ps_mode; u8 current_channel; @@ -2023,7 +2036,7 @@ struct rtw_dev { struct rtw_tx_report tx_report; struct { - /* incicate the mail box to use with fw */ + /* indicate the mail box to use with fw */ u8 last_box_num; u32 seq; } h2c; @@ -2039,6 +2052,7 @@ struct rtw_dev { u8 sta_cnt; u32 rts_threshold; + DECLARE_BITMAP(hw_port, RTW_PORT_NUM); DECLARE_BITMAP(mac_id_map, RTW_MAX_MAC_ID_NUM); DECLARE_BITMAP(flags, NUM_OF_RTW_FLAGS); @@ -2050,6 +2064,7 @@ struct rtw_dev { bool need_rfk; struct completion fw_scan_density; + bool ap_active; /* hci related data, must be last */ u8 priv[] __aligned(sizeof(void *)); @@ -2191,4 +2206,7 @@ void rtw_set_txrx_1ss(struct rtw_dev *rtwdev, bool config_1ss); void rtw_update_channel(struct rtw_dev *rtwdev, u8 center_channel, u8 primary_channel, enum rtw_supported_band band, enum rtw_bandwidth bandwidth); +void rtw_core_port_switch(struct rtw_dev *rtwdev, struct ieee80211_vif *vif); +bool rtw_core_check_sta_active(struct rtw_dev *rtwdev); +void rtw_core_enable_beacon(struct rtw_dev *rtwdev, bool enable); #endif diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index b4bd831c9845..44a8fff34cdd 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -89,13 +89,6 @@ static void rtw_pci_write32(struct rtw_dev *rtwdev, u32 addr, u32 val) writel(val, rtwpci->mmap + addr); } -static inline void *rtw_pci_get_tx_desc(struct rtw_pci_tx_ring *tx_ring, u8 idx) -{ - int offset = tx_ring->r.desc_size * idx; - - return tx_ring->r.head + offset; -} - static void rtw_pci_free_tx_ring_skbs(struct rtw_dev *rtwdev, struct rtw_pci_tx_ring *tx_ring) { @@ -745,8 +738,9 @@ static void __rtw_pci_flush_queues(struct rtw_dev *rtwdev, u32 pci_queues, u8 q; for (q = 0; q < RTK_MAX_TX_QUEUE_NUM; q++) { - /* It may be not necessary to flush BCN and H2C tx queues. */ - if (q == RTW_TX_QUEUE_BCN || q == RTW_TX_QUEUE_H2C) + /* Unnecessary to flush BCN, H2C and HI tx queues. */ + if (q == RTW_TX_QUEUE_BCN || q == RTW_TX_QUEUE_H2C || + q == RTW_TX_QUEUE_HI0) continue; if (pci_queues & BIT(q)) @@ -1552,7 +1546,6 @@ static int rtw_pci_claim(struct rtw_dev *rtwdev, struct pci_dev *pdev) static void rtw_pci_declaim(struct rtw_dev *rtwdev, struct pci_dev *pdev) { - pci_clear_master(pdev); pci_disable_device(pdev); } diff --git a/drivers/net/wireless/realtek/rtw88/ps.c b/drivers/net/wireless/realtek/rtw88/ps.c index 53933fb38a33..43e80a3a8136 100644 --- a/drivers/net/wireless/realtek/rtw88/ps.c +++ b/drivers/net/wireless/realtek/rtw88/ps.c @@ -18,6 +18,7 @@ static int rtw_ips_pwr_up(struct rtw_dev *rtwdev) if (ret) rtw_err(rtwdev, "leave idle state failed\n"); + rtw_coex_ips_notify(rtwdev, COEX_IPS_LEAVE); rtw_set_channel(rtwdev); return ret; @@ -63,8 +64,6 @@ int rtw_leave_ips(struct rtw_dev *rtwdev) rtw_iterate_vifs(rtwdev, rtw_restore_port_cfg_iter, rtwdev); - rtw_coex_ips_notify(rtwdev, COEX_IPS_LEAVE); - return 0; } diff --git a/drivers/net/wireless/realtek/rtw88/reg.h b/drivers/net/wireless/realtek/rtw88/reg.h index 8852b24d6c2a..7c6c11d50ff3 100644 --- a/drivers/net/wireless/realtek/rtw88/reg.h +++ b/drivers/net/wireless/realtek/rtw88/reg.h @@ -87,6 +87,7 @@ #define BIT_LTE_MUX_CTRL_PATH BIT(26) #define REG_HCI_OPT_CTRL 0x0074 #define BIT_USB_SUS_DIS BIT(8) +#define BIT_SDIO_PAD_E5 BIT(18) #define REG_AFE_CTRL_4 0x0078 #define BIT_CK320M_AFE_EN BIT(4) @@ -185,6 +186,9 @@ (((x) & BIT_MASK_TXDMA_VIQ_MAP) << BIT_SHIFT_TXDMA_VIQ_MAP) #define REG_TXDMA_PQ_MAP 0x010C #define BIT_RXDMA_ARBBW_EN BIT(0) +#define BIT_RXSHFT_EN BIT(1) +#define BIT_RXDMA_AGG_EN BIT(2) +#define BIT_TXDMA_BW_EN BIT(3) #define BIT_SHIFT_TXDMA_BEQ_MAP 8 #define BIT_MASK_TXDMA_BEQ_MAP 0x3 #define BIT_TXDMA_BEQ_MAP(x) \ @@ -283,10 +287,18 @@ #define REG_H2C_TAIL 0x0248 #define REG_H2C_READ_ADDR 0x024C #define REG_H2C_INFO 0x0254 +#define REG_RXDMA_AGG_PG_TH 0x0280 +#define BIT_RXDMA_AGG_PG_TH GENMASK(7, 0) +#define BIT_DMA_AGG_TO_V1 GENMASK(15, 8) +#define BIT_EN_PRE_CALC BIT(29) #define REG_RXPKT_NUM 0x0284 #define BIT_RXDMA_REQ BIT(19) #define BIT_RW_RELEASE BIT(18) #define BIT_RXDMA_IDLE BIT(17) +#define REG_RXDMA_STATUS 0x0288 +#define REG_RXDMA_DPR 0x028C +#define REG_RXDMA_MODE 0x0290 +#define BIT_DMA_MODE BIT(1) #define REG_RXPKTNUM 0x02B0 #define REG_INT_MIG 0x0304 @@ -366,6 +378,7 @@ #define BIT_SIFS_BK_EN BIT(12) #define REG_TXPAUSE 0x0522 #define BIT_AC_QUEUE GENMASK(7, 0) +#define BIT_HIGH_QUEUE BIT(5) #define REG_RD_CTRL 0x0524 #define BIT_EDCCA_MSK_CNTDOWN_EN BIT(11) #define BIT_DIS_TXOP_CFE BIT(10) @@ -398,6 +411,7 @@ #define REG_TCR 0x0604 #define BIT_PWRMGT_HWDATA_EN BIT(7) #define BIT_TCR_UPDATE_TIMIE BIT(5) +#define BIT_TCR_UPDATE_HGQMD BIT(4) #define REG_RCR 0x0608 #define BIT_APP_FCS BIT(31) #define BIT_APP_MIC BIT(30) diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.c b/drivers/net/wireless/realtek/rtw88/rtw8723d.c index 2d2f768bae2e..c575476a0020 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8723d.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.c @@ -216,6 +216,12 @@ static void rtw8723du_efuse_parsing(struct rtw_efuse *efuse, ether_addr_copy(efuse->addr, map->u.mac_addr); } +static void rtw8723ds_efuse_parsing(struct rtw_efuse *efuse, + struct rtw8723d_efuse *map) +{ + ether_addr_copy(efuse->addr, map->s.mac_addr); +} + static int rtw8723d_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) { struct rtw_efuse *efuse = &rtwdev->efuse; @@ -248,6 +254,9 @@ static int rtw8723d_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) case RTW_HCI_TYPE_USB: rtw8723du_efuse_parsing(efuse, map); break; + case RTW_HCI_TYPE_SDIO: + rtw8723ds_efuse_parsing(efuse, map); + break; default: /* unsupported now */ return -ENOTSUPP; @@ -1961,15 +1970,17 @@ static void rtw8723d_fill_txdesc_checksum(struct rtw_dev *rtwdev, size_t words = 32 / 2; /* calculate the first 32 bytes (16 words) */ __le16 chksum = 0; __le16 *data = (__le16 *)(txdesc); + struct rtw_tx_desc *tx_desc = (struct rtw_tx_desc *)txdesc; - SET_TX_DESC_TXDESC_CHECKSUM(txdesc, 0x0000); + le32p_replace_bits(&tx_desc->w7, 0, RTW_TX_DESC_W7_TXDESC_CHECKSUM); while (words--) chksum ^= *data++; chksum = ~chksum; - SET_TX_DESC_TXDESC_CHECKSUM(txdesc, __le16_to_cpu(chksum)); + le32p_replace_bits(&tx_desc->w7, __le16_to_cpu(chksum), + RTW_TX_DESC_W7_TXDESC_CHECKSUM); } static struct rtw_chip_ops rtw8723d_ops = { @@ -2743,6 +2754,7 @@ const struct rtw_chip_info rtw8723d_hw_spec = { .ptct_efuse_size = 96 + 1, .txff_size = 32768, .rxff_size = 16384, + .rsvd_drv_pg_num = 8, .txgi_factor = 1, .is_pwr_by_rate_dec = true, .max_power_index = 0x3f, diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.h b/drivers/net/wireless/realtek/rtw88/rtw8723d.h index a356318a5c15..3642a2c7f80c 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8723d.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.h @@ -49,6 +49,11 @@ struct rtw8723du_efuse { u8 mac_addr[ETH_ALEN]; /* 0x107 */ }; +struct rtw8723ds_efuse { + u8 res4[0x4a]; /* 0xd0 */ + u8 mac_addr[ETH_ALEN]; /* 0x11a */ +}; + struct rtw8723d_efuse { __le16 rtl_id; u8 rsvd[2]; @@ -80,6 +85,7 @@ struct rtw8723d_efuse { union { struct rtw8723de_efuse e; struct rtw8723du_efuse u; + struct rtw8723ds_efuse s; }; }; diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c index 67efa58dd78e..adf224618a2a 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c @@ -32,6 +32,12 @@ static void rtw8821cu_efuse_parsing(struct rtw_efuse *efuse, ether_addr_copy(efuse->addr, map->u.mac_addr); } +static void rtw8821cs_efuse_parsing(struct rtw_efuse *efuse, + struct rtw8821c_efuse *map) +{ + ether_addr_copy(efuse->addr, map->s.mac_addr); +} + enum rtw8821ce_rf_set { SWITCH_TO_BTG, SWITCH_TO_WLG, @@ -41,6 +47,7 @@ enum rtw8821ce_rf_set { static int rtw8821c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) { + struct rtw_hal *hal = &rtwdev->hal; struct rtw_efuse *efuse = &rtwdev->efuse; struct rtw8821c_efuse *map; int i; @@ -64,6 +71,19 @@ static int rtw8821c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) efuse->tx_bb_swing_setting_2g = map->tx_bb_swing_setting_2g; efuse->tx_bb_swing_setting_5g = map->tx_bb_swing_setting_5g; + hal->pkg_type = map->rfe_option & BIT(5) ? 1 : 0; + + switch (efuse->rfe_option) { + case 0x2: + case 0x4: + case 0x7: + case 0xa: + case 0xc: + case 0xf: + hal->rfe_btg = true; + break; + } + for (i = 0; i < 4; i++) efuse->txpwr_idx_table[i] = map->txpwr_idx_table[i]; @@ -77,6 +97,9 @@ static int rtw8821c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) case RTW_HCI_TYPE_USB: rtw8821cu_efuse_parsing(efuse, map); break; + case RTW_HCI_TYPE_SDIO: + rtw8821cs_efuse_parsing(efuse, map); + break; default: /* unsupported now */ return -ENOTSUPP; @@ -286,6 +309,7 @@ static void rtw8821c_switch_rf_set(struct rtw_dev *rtwdev, u8 rf_set) static void rtw8821c_set_channel_rf(struct rtw_dev *rtwdev, u8 channel, u8 bw) { + struct rtw_hal *hal = &rtwdev->hal; u32 rf_reg18; rf_reg18 = rtw_read_rf(rtwdev, RF_PATH_A, 0x18, RFREG_MASK); @@ -317,11 +341,10 @@ static void rtw8821c_set_channel_rf(struct rtw_dev *rtwdev, u8 channel, u8 bw) } if (channel <= 14) { - if (rtwdev->efuse.rfe_option == 0) - rtw8821c_switch_rf_set(rtwdev, SWITCH_TO_WLG); - else if (rtwdev->efuse.rfe_option == 2 || - rtwdev->efuse.rfe_option == 4) + if (hal->rfe_btg) rtw8821c_switch_rf_set(rtwdev, SWITCH_TO_BTG); + else + rtw8821c_switch_rf_set(rtwdev, SWITCH_TO_WLG); rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTDBG, BIT(6), 0x1); rtw_write_rf(rtwdev, RF_PATH_A, 0x64, 0xf, 0xf); } else { @@ -1910,6 +1933,7 @@ const struct rtw_chip_info rtw8821c_hw_spec = { .ptct_efuse_size = 96, .txff_size = 65536, .rxff_size = 16384, + .rsvd_drv_pg_num = 8, .txgi_factor = 1, .is_pwr_by_rate_dec = true, .max_power_index = 0x3f, diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.h b/drivers/net/wireless/realtek/rtw88/rtw8821c.h index 1c81260f3a54..fcff31688c45 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.h @@ -65,6 +65,11 @@ struct rtw8821ce_efuse { u8 res7; }; +struct rtw8821cs_efuse { + u8 res4[0x4a]; /* 0xd0 */ + u8 mac_addr[ETH_ALEN]; /* 0x11a */ +} __packed; + struct rtw8821c_efuse { __le16 rtl_id; u8 res0[0x0e]; @@ -94,6 +99,7 @@ struct rtw8821c_efuse { union { struct rtw8821ce_efuse e; struct rtw8821cu_efuse u; + struct rtw8821cs_efuse s; }; }; diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c index 74dfb89b2c94..3017a9760da8 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c @@ -32,6 +32,12 @@ static void rtw8822bu_efuse_parsing(struct rtw_efuse *efuse, ether_addr_copy(efuse->addr, map->u.mac_addr); } +static void rtw8822bs_efuse_parsing(struct rtw_efuse *efuse, + struct rtw8822b_efuse *map) +{ + ether_addr_copy(efuse->addr, map->s.mac_addr); +} + static int rtw8822b_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) { struct rtw_efuse *efuse = &rtwdev->efuse; @@ -65,6 +71,9 @@ static int rtw8822b_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) case RTW_HCI_TYPE_USB: rtw8822bu_efuse_parsing(efuse, map); break; + case RTW_HCI_TYPE_SDIO: + rtw8822bs_efuse_parsing(efuse, map); + break; default: /* unsupported now */ return -ENOTSUPP; @@ -2531,6 +2540,7 @@ const struct rtw_chip_info rtw8822b_hw_spec = { .txff_size = 262144, .rxff_size = 24576, .fw_rxff_size = 12288, + .rsvd_drv_pg_num = 8, .txgi_factor = 1, .is_pwr_by_rate_dec = true, .max_power_index = 0x3f, diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.h b/drivers/net/wireless/realtek/rtw88/rtw8822b.h index 01d3644e0c94..2dc3a6660f06 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822b.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.h @@ -65,6 +65,11 @@ struct rtw8822be_efuse { u8 res7; }; +struct rtw8822bs_efuse { + u8 res4[0x4a]; /* 0xd0 */ + u8 mac_addr[ETH_ALEN]; /* 0x11a */ +} __packed; + struct rtw8822b_efuse { __le16 rtl_id; u8 res0[0x0e]; @@ -92,8 +97,9 @@ struct rtw8822b_efuse { u8 country_code[2]; u8 res[3]; union { - struct rtw8822bu_efuse u; struct rtw8822be_efuse e; + struct rtw8822bu_efuse u; + struct rtw8822bs_efuse s; }; }; diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index 964e27887fe2..cd965edc29ce 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -35,6 +35,12 @@ static void rtw8822cu_efuse_parsing(struct rtw_efuse *efuse, ether_addr_copy(efuse->addr, map->u.mac_addr); } +static void rtw8822cs_efuse_parsing(struct rtw_efuse *efuse, + struct rtw8822c_efuse *map) +{ + ether_addr_copy(efuse->addr, map->s.mac_addr); +} + static int rtw8822c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) { struct rtw_efuse *efuse = &rtwdev->efuse; @@ -67,6 +73,9 @@ static int rtw8822c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) case RTW_HCI_TYPE_USB: rtw8822cu_efuse_parsing(efuse, map); break; + case RTW_HCI_TYPE_SDIO: + rtw8822cs_efuse_parsing(efuse, map); + break; default: /* unsupported now */ return -ENOTSUPP; @@ -5349,6 +5358,7 @@ const struct rtw_chip_info rtw8822c_hw_spec = { .txff_size = 262144, .rxff_size = 24576, .fw_rxff_size = 12288, + .rsvd_drv_pg_num = 16, .txgi_factor = 2, .is_pwr_by_rate_dec = false, .max_power_index = 0x7f, diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.h b/drivers/net/wireless/realtek/rtw88/rtw8822c.h index 479d5d769c52..1bc0e7f5d6bb 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.h @@ -16,6 +16,11 @@ struct rtw8822cu_efuse { u8 res2[0x3d]; }; +struct rtw8822cs_efuse { + u8 res0[0x4a]; /* 0x120 */ + u8 mac_addr[ETH_ALEN]; /* 0x16a */ +} __packed; + struct rtw8822ce_efuse { u8 mac_addr[ETH_ALEN]; /* 0x120 */ u8 vender_id[2]; @@ -91,8 +96,9 @@ struct rtw8822c_efuse { u8 res9; u8 res10[0x42]; union { - struct rtw8822cu_efuse u; struct rtw8822ce_efuse e; + struct rtw8822cu_efuse u; + struct rtw8822cs_efuse s; }; }; diff --git a/drivers/net/wireless/realtek/rtw88/tx.c b/drivers/net/wireless/realtek/rtw88/tx.c index bb5c7492c98b..2821119dc930 100644 --- a/drivers/net/wireless/realtek/rtw88/tx.c +++ b/drivers/net/wireless/realtek/rtw88/tx.c @@ -34,43 +34,57 @@ void rtw_tx_stats(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, void rtw_tx_fill_tx_desc(struct rtw_tx_pkt_info *pkt_info, struct sk_buff *skb) { - __le32 *txdesc = (__le32 *)skb->data; - - SET_TX_DESC_TXPKTSIZE(txdesc, pkt_info->tx_pkt_size); - SET_TX_DESC_OFFSET(txdesc, pkt_info->offset); - SET_TX_DESC_PKT_OFFSET(txdesc, pkt_info->pkt_offset); - SET_TX_DESC_QSEL(txdesc, pkt_info->qsel); - SET_TX_DESC_BMC(txdesc, pkt_info->bmc); - SET_TX_DESC_RATE_ID(txdesc, pkt_info->rate_id); - SET_TX_DESC_DATARATE(txdesc, pkt_info->rate); - SET_TX_DESC_DISDATAFB(txdesc, pkt_info->dis_rate_fallback); - SET_TX_DESC_USE_RATE(txdesc, pkt_info->use_rate); - SET_TX_DESC_SEC_TYPE(txdesc, pkt_info->sec_type); - SET_TX_DESC_DATA_BW(txdesc, pkt_info->bw); - SET_TX_DESC_SW_SEQ(txdesc, pkt_info->seq); - SET_TX_DESC_MAX_AGG_NUM(txdesc, pkt_info->ampdu_factor); - SET_TX_DESC_AMPDU_DENSITY(txdesc, pkt_info->ampdu_density); - SET_TX_DESC_DATA_STBC(txdesc, pkt_info->stbc); - SET_TX_DESC_DATA_LDPC(txdesc, pkt_info->ldpc); - SET_TX_DESC_AGG_EN(txdesc, pkt_info->ampdu_en); - SET_TX_DESC_LS(txdesc, pkt_info->ls); - SET_TX_DESC_DATA_SHORT(txdesc, pkt_info->short_gi); - SET_TX_DESC_SPE_RPT(txdesc, pkt_info->report); - SET_TX_DESC_SW_DEFINE(txdesc, pkt_info->sn); - SET_TX_DESC_USE_RTS(txdesc, pkt_info->rts); + struct rtw_tx_desc *tx_desc = (struct rtw_tx_desc *)skb->data; + bool more_data = false; + + if (pkt_info->qsel == TX_DESC_QSEL_HIGH) + more_data = true; + + tx_desc->w0 = le32_encode_bits(pkt_info->tx_pkt_size, RTW_TX_DESC_W0_TXPKTSIZE) | + le32_encode_bits(pkt_info->offset, RTW_TX_DESC_W0_OFFSET) | + le32_encode_bits(pkt_info->bmc, RTW_TX_DESC_W0_BMC) | + le32_encode_bits(pkt_info->ls, RTW_TX_DESC_W0_LS) | + le32_encode_bits(pkt_info->dis_qselseq, RTW_TX_DESC_W0_DISQSELSEQ); + + tx_desc->w1 = le32_encode_bits(pkt_info->qsel, RTW_TX_DESC_W1_QSEL) | + le32_encode_bits(pkt_info->rate_id, RTW_TX_DESC_W1_RATE_ID) | + le32_encode_bits(pkt_info->sec_type, RTW_TX_DESC_W1_SEC_TYPE) | + le32_encode_bits(pkt_info->pkt_offset, RTW_TX_DESC_W1_PKT_OFFSET) | + le32_encode_bits(more_data, RTW_TX_DESC_W1_MORE_DATA); + + tx_desc->w2 = le32_encode_bits(pkt_info->ampdu_en, RTW_TX_DESC_W2_AGG_EN) | + le32_encode_bits(pkt_info->report, RTW_TX_DESC_W2_SPE_RPT) | + le32_encode_bits(pkt_info->ampdu_density, RTW_TX_DESC_W2_AMPDU_DEN) | + le32_encode_bits(pkt_info->bt_null, RTW_TX_DESC_W2_BT_NULL); + + tx_desc->w3 = le32_encode_bits(pkt_info->hw_ssn_sel, RTW_TX_DESC_W3_HW_SSN_SEL) | + le32_encode_bits(pkt_info->use_rate, RTW_TX_DESC_W3_USE_RATE) | + le32_encode_bits(pkt_info->dis_rate_fallback, RTW_TX_DESC_W3_DISDATAFB) | + le32_encode_bits(pkt_info->rts, RTW_TX_DESC_W3_USE_RTS) | + le32_encode_bits(pkt_info->nav_use_hdr, RTW_TX_DESC_W3_NAVUSEHDR) | + le32_encode_bits(pkt_info->ampdu_factor, RTW_TX_DESC_W3_MAX_AGG_NUM); + + tx_desc->w4 = le32_encode_bits(pkt_info->rate, RTW_TX_DESC_W4_DATARATE); + + tx_desc->w5 = le32_encode_bits(pkt_info->short_gi, RTW_TX_DESC_W5_DATA_SHORT) | + le32_encode_bits(pkt_info->bw, RTW_TX_DESC_W5_DATA_BW) | + le32_encode_bits(pkt_info->ldpc, RTW_TX_DESC_W5_DATA_LDPC) | + le32_encode_bits(pkt_info->stbc, RTW_TX_DESC_W5_DATA_STBC); + + tx_desc->w6 = le32_encode_bits(pkt_info->sn, RTW_TX_DESC_W6_SW_DEFINE); + + tx_desc->w8 = le32_encode_bits(pkt_info->en_hwseq, RTW_TX_DESC_W8_EN_HWSEQ); + + tx_desc->w9 = le32_encode_bits(pkt_info->seq, RTW_TX_DESC_W9_SW_SEQ); + if (pkt_info->rts) { - SET_TX_DESC_RTSRATE(txdesc, DESC_RATE24M); - SET_TX_DESC_DATA_RTS_SHORT(txdesc, 1); - } - SET_TX_DESC_DISQSELSEQ(txdesc, pkt_info->dis_qselseq); - SET_TX_DESC_EN_HWSEQ(txdesc, pkt_info->en_hwseq); - SET_TX_DESC_HW_SSN_SEL(txdesc, pkt_info->hw_ssn_sel); - SET_TX_DESC_NAVUSEHDR(txdesc, pkt_info->nav_use_hdr); - SET_TX_DESC_BT_NULL(txdesc, pkt_info->bt_null); - if (pkt_info->tim_offset) { - SET_TX_DESC_TIM_EN(txdesc, 1); - SET_TX_DESC_TIM_OFFSET(txdesc, pkt_info->tim_offset); + tx_desc->w4 |= le32_encode_bits(DESC_RATE24M, RTW_TX_DESC_W4_RTSRATE); + tx_desc->w5 |= le32_encode_bits(1, RTW_TX_DESC_W5_DATA_RTS_SHORT); } + + if (pkt_info->tim_offset) + tx_desc->w9 |= le32_encode_bits(1, RTW_TX_DESC_W9_TIM_EN) | + le32_encode_bits(pkt_info->tim_offset, RTW_TX_DESC_W9_TIM_OFFSET); } EXPORT_SYMBOL(rtw_tx_fill_tx_desc); @@ -635,9 +649,8 @@ static void rtw_txq_push(struct rtw_dev *rtwdev, rcu_read_unlock(); } -void rtw_tx_work(struct work_struct *w) +void __rtw_tx_work(struct rtw_dev *rtwdev) { - struct rtw_dev *rtwdev = container_of(w, struct rtw_dev, tx_work); struct rtw_txq *rtwtxq, *tmp; spin_lock_bh(&rtwdev->txq_lock); @@ -658,6 +671,13 @@ void rtw_tx_work(struct work_struct *w) spin_unlock_bh(&rtwdev->txq_lock); } +void rtw_tx_work(struct work_struct *w) +{ + struct rtw_dev *rtwdev = container_of(w, struct rtw_dev, tx_work); + + __rtw_tx_work(rtwdev); +} + void rtw_txq_init(struct rtw_dev *rtwdev, struct ieee80211_txq *txq) { struct rtw_txq *rtwtxq; diff --git a/drivers/net/wireless/realtek/rtw88/tx.h b/drivers/net/wireless/realtek/rtw88/tx.h index 197d5868c8ad..324189606257 100644 --- a/drivers/net/wireless/realtek/rtw88/tx.h +++ b/drivers/net/wireless/realtek/rtw88/tx.h @@ -9,76 +9,53 @@ #define RTW_TX_PROBE_TIMEOUT msecs_to_jiffies(500) -#define SET_TX_DESC_TXPKTSIZE(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, GENMASK(15, 0)) -#define SET_TX_DESC_OFFSET(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, GENMASK(23, 16)) -#define SET_TX_DESC_PKT_OFFSET(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(28, 24)) -#define SET_TX_DESC_QSEL(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(12, 8)) -#define SET_TX_DESC_BMC(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, BIT(24)) -#define SET_TX_DESC_RATE_ID(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(20, 16)) -#define SET_TX_DESC_DATARATE(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x04, value, GENMASK(6, 0)) -#define SET_TX_DESC_DISDATAFB(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(10)) -#define SET_TX_DESC_USE_RATE(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(8)) -#define SET_TX_DESC_SEC_TYPE(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(23, 22)) -#define SET_TX_DESC_DATA_BW(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, GENMASK(6, 5)) -#define SET_TX_DESC_SW_SEQ(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x09, value, GENMASK(23, 12)) -#define SET_TX_DESC_TIM_EN(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x09, value, BIT(7)) -#define SET_TX_DESC_TIM_OFFSET(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x09, value, GENMASK(6, 0)) -#define SET_TX_DESC_MAX_AGG_NUM(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, GENMASK(21, 17)) -#define SET_TX_DESC_USE_RTS(tx_desc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(12)) -#define SET_TX_DESC_RTSRATE(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x04, value, GENMASK(28, 24)) -#define SET_TX_DESC_DATA_RTS_SHORT(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, BIT(12)) -#define SET_TX_DESC_AMPDU_DENSITY(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, GENMASK(22, 20)) -#define SET_TX_DESC_DATA_STBC(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, GENMASK(9, 8)) -#define SET_TX_DESC_DATA_LDPC(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, BIT(7)) -#define SET_TX_DESC_AGG_EN(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, BIT(12)) -#define SET_TX_DESC_LS(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, BIT(26)) -#define SET_TX_DESC_DATA_SHORT(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, BIT(4)) -#define SET_TX_DESC_SPE_RPT(tx_desc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, BIT(19)) -#define SET_TX_DESC_SW_DEFINE(tx_desc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x06, value, GENMASK(11, 0)) -#define SET_TX_DESC_DISQSELSEQ(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, BIT(31)) -#define SET_TX_DESC_EN_HWSEQ(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x08, value, BIT(15)) -#define SET_TX_DESC_HW_SSN_SEL(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, GENMASK(7, 6)) -#define SET_TX_DESC_NAVUSEHDR(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(15)) -#define SET_TX_DESC_BT_NULL(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, BIT(23)) -#define SET_TX_DESC_TXDESC_CHECKSUM(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x07, value, GENMASK(15, 0)) -#define SET_TX_DESC_DMA_TXAGG_NUM(txdesc, value) \ - le32p_replace_bits((__le32 *)(txdesc) + 0x07, value, GENMASK(31, 24)) -#define GET_TX_DESC_PKT_OFFSET(txdesc) \ - le32_get_bits(*((__le32 *)(txdesc) + 0x01), GENMASK(28, 24)) -#define GET_TX_DESC_QSEL(txdesc) \ - le32_get_bits(*((__le32 *)(txdesc) + 0x01), GENMASK(12, 8)) +struct rtw_tx_desc { + __le32 w0; + __le32 w1; + __le32 w2; + __le32 w3; + __le32 w4; + __le32 w5; + __le32 w6; + __le32 w7; + __le32 w8; + __le32 w9; +} __packed; + +#define RTW_TX_DESC_W0_TXPKTSIZE GENMASK(15, 0) +#define RTW_TX_DESC_W0_OFFSET GENMASK(23, 16) +#define RTW_TX_DESC_W0_BMC BIT(24) +#define RTW_TX_DESC_W0_LS BIT(26) +#define RTW_TX_DESC_W0_DISQSELSEQ BIT(31) +#define RTW_TX_DESC_W1_QSEL GENMASK(12, 8) +#define RTW_TX_DESC_W1_RATE_ID GENMASK(20, 16) +#define RTW_TX_DESC_W1_SEC_TYPE GENMASK(23, 22) +#define RTW_TX_DESC_W1_PKT_OFFSET GENMASK(28, 24) +#define RTW_TX_DESC_W1_MORE_DATA BIT(29) +#define RTW_TX_DESC_W2_AGG_EN BIT(12) +#define RTW_TX_DESC_W2_SPE_RPT BIT(19) +#define RTW_TX_DESC_W2_AMPDU_DEN GENMASK(22, 20) +#define RTW_TX_DESC_W2_BT_NULL BIT(23) +#define RTW_TX_DESC_W3_HW_SSN_SEL GENMASK(7, 6) +#define RTW_TX_DESC_W3_USE_RATE BIT(8) +#define RTW_TX_DESC_W3_DISDATAFB BIT(10) +#define RTW_TX_DESC_W3_USE_RTS BIT(12) +#define RTW_TX_DESC_W3_NAVUSEHDR BIT(15) +#define RTW_TX_DESC_W3_MAX_AGG_NUM GENMASK(21, 17) +#define RTW_TX_DESC_W4_DATARATE GENMASK(6, 0) +#define RTW_TX_DESC_W4_RTSRATE GENMASK(28, 24) +#define RTW_TX_DESC_W5_DATA_SHORT BIT(4) +#define RTW_TX_DESC_W5_DATA_BW GENMASK(6, 5) +#define RTW_TX_DESC_W5_DATA_LDPC BIT(7) +#define RTW_TX_DESC_W5_DATA_STBC GENMASK(9, 8) +#define RTW_TX_DESC_W5_DATA_RTS_SHORT BIT(12) +#define RTW_TX_DESC_W6_SW_DEFINE GENMASK(11, 0) +#define RTW_TX_DESC_W7_TXDESC_CHECKSUM GENMASK(15, 0) +#define RTW_TX_DESC_W7_DMA_TXAGG_NUM GENMASK(31, 24) +#define RTW_TX_DESC_W8_EN_HWSEQ BIT(15) +#define RTW_TX_DESC_W9_SW_SEQ GENMASK(23, 12) +#define RTW_TX_DESC_W9_TIM_EN BIT(7) +#define RTW_TX_DESC_W9_TIM_OFFSET GENMASK(6, 0) enum rtw_tx_desc_queue_select { TX_DESC_QSEL_TID0 = 0, @@ -111,6 +88,7 @@ void rtw_tx(struct rtw_dev *rtwdev, void rtw_txq_init(struct rtw_dev *rtwdev, struct ieee80211_txq *txq); void rtw_txq_cleanup(struct rtw_dev *rtwdev, struct ieee80211_txq *txq); void rtw_tx_work(struct work_struct *w); +void __rtw_tx_work(struct rtw_dev *rtwdev); void rtw_tx_pkt_info_update(struct rtw_dev *rtwdev, struct rtw_tx_pkt_info *pkt_info, struct ieee80211_sta *sta, @@ -139,13 +117,15 @@ void fill_txdesc_checksum_common(u8 *txdesc, size_t words) { __le16 chksum = 0; __le16 *data = (__le16 *)(txdesc); + struct rtw_tx_desc *tx_desc = (struct rtw_tx_desc *)txdesc; - SET_TX_DESC_TXDESC_CHECKSUM(txdesc, 0x0000); + le32p_replace_bits(&tx_desc->w7, 0, RTW_TX_DESC_W7_TXDESC_CHECKSUM); while (words--) chksum ^= *data++; - SET_TX_DESC_TXDESC_CHECKSUM(txdesc, __le16_to_cpu(chksum)); + le32p_replace_bits(&tx_desc->w7, __le16_to_cpu(chksum), + RTW_TX_DESC_W7_TXDESC_CHECKSUM); } static inline void rtw_tx_fill_txdesc_checksum(struct rtw_dev *rtwdev, diff --git a/drivers/net/wireless/realtek/rtw88/usb.c b/drivers/net/wireless/realtek/rtw88/usb.c index 976eafa739a2..4a57efdba97b 100644 --- a/drivers/net/wireless/realtek/rtw88/usb.c +++ b/drivers/net/wireless/realtek/rtw88/usb.c @@ -24,11 +24,12 @@ struct rtw_usb_txcb { static void rtw_usb_fill_tx_checksum(struct rtw_usb *rtwusb, struct sk_buff *skb, int agg_num) { + struct rtw_tx_desc *tx_desc = (struct rtw_tx_desc *)skb->data; struct rtw_dev *rtwdev = rtwusb->rtwdev; struct rtw_tx_pkt_info pkt_info; - SET_TX_DESC_DMA_TXAGG_NUM(skb->data, agg_num); - pkt_info.pkt_offset = GET_TX_DESC_PKT_OFFSET(skb->data); + le32p_replace_bits(&tx_desc->w7, agg_num, RTW_TX_DESC_W7_DMA_TXAGG_NUM); + pkt_info.pkt_offset = le32_get_bits(tx_desc->w1, RTW_TX_DESC_W1_PKT_OFFSET); rtw_tx_fill_txdesc_checksum(rtwdev, &pkt_info, skb->data); } @@ -306,11 +307,13 @@ static int rtw_usb_write_port(struct rtw_dev *rtwdev, u8 qsel, struct sk_buff *s static bool rtw_usb_tx_agg_skb(struct rtw_usb *rtwusb, struct sk_buff_head *list) { struct rtw_dev *rtwdev = rtwusb->rtwdev; + struct rtw_tx_desc *tx_desc; struct rtw_usb_txcb *txcb; struct sk_buff *skb_head; struct sk_buff *skb_iter; int agg_num = 0; unsigned int align_next = 0; + u8 qsel; if (skb_queue_empty(list)) return false; @@ -363,9 +366,10 @@ static bool rtw_usb_tx_agg_skb(struct rtw_usb *rtwusb, struct sk_buff_head *list queue: skb_queue_tail(&txcb->tx_ack_queue, skb_head); + tx_desc = (struct rtw_tx_desc *)skb_head->data; + qsel = le32_get_bits(tx_desc->w1, RTW_TX_DESC_W1_QSEL); - rtw_usb_write_port(rtwdev, GET_TX_DESC_QSEL(skb_head->data), skb_head, - rtw_usb_write_port_tx_complete, txcb); + rtw_usb_write_port(rtwdev, qsel, skb_head, rtw_usb_write_port_tx_complete, txcb); return true; } @@ -465,6 +469,9 @@ static u8 rtw_usb_tx_queue_mapping_to_qsel(struct sk_buff *skb) if (unlikely(ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc))) qsel = TX_DESC_QSEL_MGMT; + else if (is_broadcast_ether_addr(hdr->addr1) || + is_multicast_ether_addr(hdr->addr1)) + qsel = TX_DESC_QSEL_HIGH; else if (skb_get_queue_mapping(skb) <= IEEE80211_AC_BK) qsel = skb->priority; else diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h index bf3c95d8eb8a..7fada7a714fe 100644 --- a/include/linux/mmc/sdio_ids.h +++ b/include/linux/mmc/sdio_ids.h @@ -115,6 +115,16 @@ #define SDIO_VENDOR_ID_MICROCHIP_WILC 0x0296 #define SDIO_DEVICE_ID_MICROCHIP_WILC1000 0x5347 +#define SDIO_VENDOR_ID_REALTEK 0x024c +#define SDIO_DEVICE_ID_REALTEK_RTW8723BS 0xb723 +#define SDIO_DEVICE_ID_REALTEK_RTW8821BS 0xb821 +#define SDIO_DEVICE_ID_REALTEK_RTW8822BS 0xb822 +#define SDIO_DEVICE_ID_REALTEK_RTW8821CS 0xc821 +#define SDIO_DEVICE_ID_REALTEK_RTW8822CS 0xc822 +#define SDIO_DEVICE_ID_REALTEK_RTW8723DS_2ANT 0xd723 +#define SDIO_DEVICE_ID_REALTEK_RTW8723DS_1ANT 0xd724 +#define SDIO_DEVICE_ID_REALTEK_RTW8821DS 0xd821 + #define SDIO_VENDOR_ID_SIANO 0x039a #define SDIO_DEVICE_ID_SIANO_NOVA_B0 0x0201 #define SDIO_DEVICE_ID_SIANO_NICE 0x0202 -- 2.39.2 From b75999653fd7dacfc8484b9d46f55927a6fcab60 Mon Sep 17 00:00:00 2001 From: Patrick Yavitz Date: Sat, 22 Jul 2023 04:28:16 -0400 Subject: [PATCH] drivers: net: wireless: realtek: rtw88: upstream wireless linux-next backport: linux-6.3.y Signed-off-by: Patrick Yavitz --- .../net/wireless/realtek/rtw88/rtw8723ds.c | 41 + .../net/wireless/realtek/rtw88/rtw8821cs.c | 36 + .../net/wireless/realtek/rtw88/rtw8822bs.c | 36 + .../net/wireless/realtek/rtw88/rtw8822cs.c | 36 + drivers/net/wireless/realtek/rtw88/sdio.c | 1416 +++++++++++++++++ drivers/net/wireless/realtek/rtw88/sdio.h | 178 +++ 6 files changed, 1743 insertions(+) create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8723ds.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8821cs.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822bs.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822cs.c create mode 100644 drivers/net/wireless/realtek/rtw88/sdio.c create mode 100644 drivers/net/wireless/realtek/rtw88/sdio.h diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723ds.c b/drivers/net/wireless/realtek/rtw88/rtw8723ds.c new file mode 100644 index 000000000000..e5b6960ba0a0 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/rtw8723ds.c @@ -0,0 +1,41 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) Martin Blumenstingl + */ + +#include +#include +#include +#include "main.h" +#include "rtw8723d.h" +#include "sdio.h" + +static const struct sdio_device_id rtw_8723ds_id_table[] = { + { + SDIO_DEVICE(SDIO_VENDOR_ID_REALTEK, + SDIO_DEVICE_ID_REALTEK_RTW8723DS_1ANT), + .driver_data = (kernel_ulong_t)&rtw8723d_hw_spec, + }, + { + SDIO_DEVICE(SDIO_VENDOR_ID_REALTEK, + SDIO_DEVICE_ID_REALTEK_RTW8723DS_2ANT), + .driver_data = (kernel_ulong_t)&rtw8723d_hw_spec, + }, + {} +}; +MODULE_DEVICE_TABLE(sdio, rtw_8723ds_id_table); + +static struct sdio_driver rtw_8723ds_driver = { + .name = "rtw_8723ds", + .probe = rtw_sdio_probe, + .remove = rtw_sdio_remove, + .id_table = rtw_8723ds_id_table, + .drv = { + .pm = &rtw_sdio_pm_ops, + .shutdown = rtw_sdio_shutdown, + } +}; +module_sdio_driver(rtw_8723ds_driver); + +MODULE_AUTHOR("Martin Blumenstingl "); +MODULE_DESCRIPTION("Realtek 802.11n wireless 8723ds driver"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821cs.c b/drivers/net/wireless/realtek/rtw88/rtw8821cs.c new file mode 100644 index 000000000000..a359413369a4 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/rtw8821cs.c @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) Martin Blumenstingl + */ + +#include +#include +#include +#include "main.h" +#include "rtw8821c.h" +#include "sdio.h" + +static const struct sdio_device_id rtw_8821cs_id_table[] = { + { + SDIO_DEVICE(SDIO_VENDOR_ID_REALTEK, + SDIO_DEVICE_ID_REALTEK_RTW8821CS), + .driver_data = (kernel_ulong_t)&rtw8821c_hw_spec, + }, + {} +}; +MODULE_DEVICE_TABLE(sdio, rtw_8821cs_id_table); + +static struct sdio_driver rtw_8821cs_driver = { + .name = "rtw_8821cs", + .probe = rtw_sdio_probe, + .remove = rtw_sdio_remove, + .id_table = rtw_8821cs_id_table, + .drv = { + .pm = &rtw_sdio_pm_ops, + .shutdown = rtw_sdio_shutdown, + } +}; +module_sdio_driver(rtw_8821cs_driver); + +MODULE_AUTHOR("Martin Blumenstingl "); +MODULE_DESCRIPTION("Realtek 802.11ac wireless 8821cs driver"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822bs.c b/drivers/net/wireless/realtek/rtw88/rtw8822bs.c new file mode 100644 index 000000000000..31d8645f83bd --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/rtw8822bs.c @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) Jernej Skrabec + */ + +#include +#include +#include +#include "main.h" +#include "rtw8822b.h" +#include "sdio.h" + +static const struct sdio_device_id rtw_8822bs_id_table[] = { + { + SDIO_DEVICE(SDIO_VENDOR_ID_REALTEK, + SDIO_DEVICE_ID_REALTEK_RTW8822BS), + .driver_data = (kernel_ulong_t)&rtw8822b_hw_spec, + }, + {} +}; +MODULE_DEVICE_TABLE(sdio, rtw_8822bs_id_table); + +static struct sdio_driver rtw_8822bs_driver = { + .name = "rtw_8822bs", + .probe = rtw_sdio_probe, + .remove = rtw_sdio_remove, + .id_table = rtw_8822bs_id_table, + .drv = { + .pm = &rtw_sdio_pm_ops, + .shutdown = rtw_sdio_shutdown, + } +}; +module_sdio_driver(rtw_8822bs_driver); + +MODULE_AUTHOR("Jernej Skrabec "); +MODULE_DESCRIPTION("Realtek 802.11ac wireless 8822bs driver"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822cs.c b/drivers/net/wireless/realtek/rtw88/rtw8822cs.c new file mode 100644 index 000000000000..975e81c824f2 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/rtw8822cs.c @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) Martin Blumenstingl + */ + +#include +#include +#include +#include "main.h" +#include "rtw8822c.h" +#include "sdio.h" + +static const struct sdio_device_id rtw_8822cs_id_table[] = { + { + SDIO_DEVICE(SDIO_VENDOR_ID_REALTEK, + SDIO_DEVICE_ID_REALTEK_RTW8822CS), + .driver_data = (kernel_ulong_t)&rtw8822c_hw_spec, + }, + {} +}; +MODULE_DEVICE_TABLE(sdio, rtw_8822cs_id_table); + +static struct sdio_driver rtw_8822cs_driver = { + .name = "rtw_8822cs", + .probe = rtw_sdio_probe, + .remove = rtw_sdio_remove, + .id_table = rtw_8822cs_id_table, + .drv = { + .pm = &rtw_sdio_pm_ops, + .shutdown = rtw_sdio_shutdown, + } +}; +module_sdio_driver(rtw_8822cs_driver); + +MODULE_AUTHOR("Martin Blumenstingl "); +MODULE_DESCRIPTION("Realtek 802.11ac wireless 8822cs driver"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/realtek/rtw88/sdio.c b/drivers/net/wireless/realtek/rtw88/sdio.c new file mode 100644 index 000000000000..b19262ec5d8c --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/sdio.c @@ -0,0 +1,1416 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright (C) 2021 Martin Blumenstingl + * Copyright (C) 2021 Jernej Skrabec + * + * Based on rtw88/pci.c: + * Copyright(c) 2018-2019 Realtek Corporation + */ + +#include +#include +#include +#include "main.h" +#include "debug.h" +#include "fw.h" +#include "ps.h" +#include "reg.h" +#include "rx.h" +#include "sdio.h" +#include "tx.h" + +#define RTW_SDIO_INDIRECT_RW_RETRIES 50 + +static bool rtw_sdio_is_bus_addr(u32 addr) +{ + return !!(addr & RTW_SDIO_BUS_MSK); +} + +static bool rtw_sdio_bus_claim_needed(struct rtw_sdio *rtwsdio) +{ + return !rtwsdio->irq_thread || + rtwsdio->irq_thread != current; +} + +static u32 rtw_sdio_to_bus_offset(struct rtw_dev *rtwdev, u32 addr) +{ + switch (addr & RTW_SDIO_BUS_MSK) { + case WLAN_IOREG_OFFSET: + addr &= WLAN_IOREG_REG_MSK; + addr |= FIELD_PREP(REG_SDIO_CMD_ADDR_MSK, + REG_SDIO_CMD_ADDR_MAC_REG); + break; + case SDIO_LOCAL_OFFSET: + addr &= SDIO_LOCAL_REG_MSK; + addr |= FIELD_PREP(REG_SDIO_CMD_ADDR_MSK, + REG_SDIO_CMD_ADDR_SDIO_REG); + break; + default: + rtw_warn(rtwdev, "Cannot convert addr 0x%08x to bus offset", + addr); + } + + return addr; +} + +static bool rtw_sdio_use_memcpy_io(struct rtw_dev *rtwdev, u32 addr, + u8 alignment) +{ + return IS_ALIGNED(addr, alignment) && + test_bit(RTW_FLAG_POWERON, rtwdev->flags); +} + +static void rtw_sdio_writel(struct rtw_dev *rtwdev, u32 val, u32 addr, + int *err_ret) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + u8 buf[4]; + int i; + + if (rtw_sdio_use_memcpy_io(rtwdev, addr, 4)) { + sdio_writel(rtwsdio->sdio_func, val, addr, err_ret); + return; + } + + *(__le32 *)buf = cpu_to_le32(val); + + for (i = 0; i < 4; i++) { + sdio_writeb(rtwsdio->sdio_func, buf[i], addr + i, err_ret); + if (*err_ret) + return; + } +} + +static void rtw_sdio_writew(struct rtw_dev *rtwdev, u16 val, u32 addr, + int *err_ret) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + u8 buf[2]; + int i; + + *(__le16 *)buf = cpu_to_le16(val); + + for (i = 0; i < 2; i++) { + sdio_writeb(rtwsdio->sdio_func, buf[i], addr + i, err_ret); + if (*err_ret) + return; + } +} + +static u32 rtw_sdio_readl(struct rtw_dev *rtwdev, u32 addr, int *err_ret) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + u8 buf[4]; + int i; + + if (rtw_sdio_use_memcpy_io(rtwdev, addr, 4)) + return sdio_readl(rtwsdio->sdio_func, addr, err_ret); + + for (i = 0; i < 4; i++) { + buf[i] = sdio_readb(rtwsdio->sdio_func, addr + i, err_ret); + if (*err_ret) + return 0; + } + + return le32_to_cpu(*(__le32 *)buf); +} + +static u16 rtw_sdio_readw(struct rtw_dev *rtwdev, u32 addr, int *err_ret) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + u8 buf[2]; + int i; + + for (i = 0; i < 2; i++) { + buf[i] = sdio_readb(rtwsdio->sdio_func, addr + i, err_ret); + if (*err_ret) + return 0; + } + + return le16_to_cpu(*(__le16 *)buf); +} + +static u32 rtw_sdio_to_io_address(struct rtw_dev *rtwdev, u32 addr, + bool direct) +{ + if (!direct) + return addr; + + if (!rtw_sdio_is_bus_addr(addr)) + addr |= WLAN_IOREG_OFFSET; + + return rtw_sdio_to_bus_offset(rtwdev, addr); +} + +static bool rtw_sdio_use_direct_io(struct rtw_dev *rtwdev, u32 addr) +{ + return !rtw_sdio_is_sdio30_supported(rtwdev) || + rtw_sdio_is_bus_addr(addr); +} + +static int rtw_sdio_indirect_reg_cfg(struct rtw_dev *rtwdev, u32 addr, u32 cfg) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + unsigned int retry; + u32 reg_cfg; + int ret; + u8 tmp; + + reg_cfg = rtw_sdio_to_bus_offset(rtwdev, REG_SDIO_INDIRECT_REG_CFG); + + rtw_sdio_writel(rtwdev, addr | cfg | BIT_SDIO_INDIRECT_REG_CFG_UNK20, + reg_cfg, &ret); + if (ret) + return ret; + + for (retry = 0; retry < RTW_SDIO_INDIRECT_RW_RETRIES; retry++) { + tmp = sdio_readb(rtwsdio->sdio_func, reg_cfg + 2, &ret); + if (!ret && (tmp & BIT(4))) + return 0; + } + + return -ETIMEDOUT; +} + +static u8 rtw_sdio_indirect_read8(struct rtw_dev *rtwdev, u32 addr, + int *err_ret) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + u32 reg_data; + + *err_ret = rtw_sdio_indirect_reg_cfg(rtwdev, addr, + BIT_SDIO_INDIRECT_REG_CFG_READ); + if (*err_ret) + return 0; + + reg_data = rtw_sdio_to_bus_offset(rtwdev, REG_SDIO_INDIRECT_REG_DATA); + return sdio_readb(rtwsdio->sdio_func, reg_data, err_ret); +} + +static int rtw_sdio_indirect_read_bytes(struct rtw_dev *rtwdev, u32 addr, + u8 *buf, int count) +{ + int i, ret = 0; + + for (i = 0; i < count; i++) { + buf[i] = rtw_sdio_indirect_read8(rtwdev, addr + i, &ret); + if (ret) + break; + } + + return ret; +} + +static u16 rtw_sdio_indirect_read16(struct rtw_dev *rtwdev, u32 addr, + int *err_ret) +{ + u32 reg_data; + u8 buf[2]; + + if (!IS_ALIGNED(addr, 2)) { + *err_ret = rtw_sdio_indirect_read_bytes(rtwdev, addr, buf, 2); + if (*err_ret) + return 0; + + return le16_to_cpu(*(__le16 *)buf); + } + + *err_ret = rtw_sdio_indirect_reg_cfg(rtwdev, addr, + BIT_SDIO_INDIRECT_REG_CFG_READ); + if (*err_ret) + return 0; + + reg_data = rtw_sdio_to_bus_offset(rtwdev, REG_SDIO_INDIRECT_REG_DATA); + return rtw_sdio_readw(rtwdev, reg_data, err_ret); +} + +static u32 rtw_sdio_indirect_read32(struct rtw_dev *rtwdev, u32 addr, + int *err_ret) +{ + u32 reg_data; + u8 buf[4]; + + if (!IS_ALIGNED(addr, 4)) { + *err_ret = rtw_sdio_indirect_read_bytes(rtwdev, addr, buf, 4); + if (*err_ret) + return 0; + + return le32_to_cpu(*(__le32 *)buf); + } + + *err_ret = rtw_sdio_indirect_reg_cfg(rtwdev, addr, + BIT_SDIO_INDIRECT_REG_CFG_READ); + if (*err_ret) + return 0; + + reg_data = rtw_sdio_to_bus_offset(rtwdev, REG_SDIO_INDIRECT_REG_DATA); + return rtw_sdio_readl(rtwdev, reg_data, err_ret); +} + +static u8 rtw_sdio_read8(struct rtw_dev *rtwdev, u32 addr) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool direct, bus_claim; + int ret; + u8 val; + + direct = rtw_sdio_use_direct_io(rtwdev, addr); + addr = rtw_sdio_to_io_address(rtwdev, addr, direct); + bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + if (direct) + val = sdio_readb(rtwsdio->sdio_func, addr, &ret); + else + val = rtw_sdio_indirect_read8(rtwdev, addr, &ret); + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + if (ret) + rtw_warn(rtwdev, "sdio read8 failed (0x%x): %d", addr, ret); + + return val; +} + +static u16 rtw_sdio_read16(struct rtw_dev *rtwdev, u32 addr) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool direct, bus_claim; + int ret; + u16 val; + + direct = rtw_sdio_use_direct_io(rtwdev, addr); + addr = rtw_sdio_to_io_address(rtwdev, addr, direct); + bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + if (direct) + val = rtw_sdio_readw(rtwdev, addr, &ret); + else + val = rtw_sdio_indirect_read16(rtwdev, addr, &ret); + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + if (ret) + rtw_warn(rtwdev, "sdio read16 failed (0x%x): %d", addr, ret); + + return val; +} + +static u32 rtw_sdio_read32(struct rtw_dev *rtwdev, u32 addr) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool direct, bus_claim; + u32 val; + int ret; + + direct = rtw_sdio_use_direct_io(rtwdev, addr); + addr = rtw_sdio_to_io_address(rtwdev, addr, direct); + bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + if (direct) + val = rtw_sdio_readl(rtwdev, addr, &ret); + else + val = rtw_sdio_indirect_read32(rtwdev, addr, &ret); + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + if (ret) + rtw_warn(rtwdev, "sdio read32 failed (0x%x): %d", addr, ret); + + return val; +} + +static void rtw_sdio_indirect_write8(struct rtw_dev *rtwdev, u8 val, u32 addr, + int *err_ret) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + u32 reg_data; + + reg_data = rtw_sdio_to_bus_offset(rtwdev, REG_SDIO_INDIRECT_REG_DATA); + sdio_writeb(rtwsdio->sdio_func, val, reg_data, err_ret); + if (*err_ret) + return; + + *err_ret = rtw_sdio_indirect_reg_cfg(rtwdev, addr, + BIT_SDIO_INDIRECT_REG_CFG_WRITE); +} + +static void rtw_sdio_indirect_write16(struct rtw_dev *rtwdev, u16 val, u32 addr, + int *err_ret) +{ + u32 reg_data; + + if (!IS_ALIGNED(addr, 2)) { + addr = rtw_sdio_to_io_address(rtwdev, addr, true); + rtw_sdio_writew(rtwdev, val, addr, err_ret); + return; + } + + reg_data = rtw_sdio_to_bus_offset(rtwdev, REG_SDIO_INDIRECT_REG_DATA); + rtw_sdio_writew(rtwdev, val, reg_data, err_ret); + if (*err_ret) + return; + + *err_ret = rtw_sdio_indirect_reg_cfg(rtwdev, addr, + BIT_SDIO_INDIRECT_REG_CFG_WRITE | + BIT_SDIO_INDIRECT_REG_CFG_WORD); +} + +static void rtw_sdio_indirect_write32(struct rtw_dev *rtwdev, u32 val, + u32 addr, int *err_ret) +{ + u32 reg_data; + + if (!IS_ALIGNED(addr, 4)) { + addr = rtw_sdio_to_io_address(rtwdev, addr, true); + rtw_sdio_writel(rtwdev, val, addr, err_ret); + return; + } + + reg_data = rtw_sdio_to_bus_offset(rtwdev, REG_SDIO_INDIRECT_REG_DATA); + rtw_sdio_writel(rtwdev, val, reg_data, err_ret); + + *err_ret = rtw_sdio_indirect_reg_cfg(rtwdev, addr, + BIT_SDIO_INDIRECT_REG_CFG_WRITE | + BIT_SDIO_INDIRECT_REG_CFG_DWORD); +} + +static void rtw_sdio_write8(struct rtw_dev *rtwdev, u32 addr, u8 val) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool direct, bus_claim; + int ret; + + direct = rtw_sdio_use_direct_io(rtwdev, addr); + addr = rtw_sdio_to_io_address(rtwdev, addr, direct); + bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + if (direct) + sdio_writeb(rtwsdio->sdio_func, val, addr, &ret); + else + rtw_sdio_indirect_write8(rtwdev, val, addr, &ret); + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + if (ret) + rtw_warn(rtwdev, "sdio write8 failed (0x%x): %d", addr, ret); +} + +static void rtw_sdio_write16(struct rtw_dev *rtwdev, u32 addr, u16 val) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool direct, bus_claim; + int ret; + + direct = rtw_sdio_use_direct_io(rtwdev, addr); + addr = rtw_sdio_to_io_address(rtwdev, addr, direct); + bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + if (direct) + rtw_sdio_writew(rtwdev, val, addr, &ret); + else + rtw_sdio_indirect_write16(rtwdev, val, addr, &ret); + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + if (ret) + rtw_warn(rtwdev, "sdio write16 failed (0x%x): %d", addr, ret); +} + +static void rtw_sdio_write32(struct rtw_dev *rtwdev, u32 addr, u32 val) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool direct, bus_claim; + int ret; + + direct = rtw_sdio_use_direct_io(rtwdev, addr); + addr = rtw_sdio_to_io_address(rtwdev, addr, direct); + bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + if (direct) + rtw_sdio_writel(rtwdev, val, addr, &ret); + else + rtw_sdio_indirect_write32(rtwdev, val, addr, &ret); + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + if (ret) + rtw_warn(rtwdev, "sdio write32 failed (0x%x): %d", addr, ret); +} + +static u32 rtw_sdio_get_tx_addr(struct rtw_dev *rtwdev, size_t size, + enum rtw_tx_queue_type queue) +{ + u32 txaddr; + + switch (queue) { + case RTW_TX_QUEUE_BCN: + case RTW_TX_QUEUE_H2C: + case RTW_TX_QUEUE_HI0: + txaddr = FIELD_PREP(REG_SDIO_CMD_ADDR_MSK, + REG_SDIO_CMD_ADDR_TXFF_HIGH); + break; + case RTW_TX_QUEUE_VI: + case RTW_TX_QUEUE_VO: + txaddr = FIELD_PREP(REG_SDIO_CMD_ADDR_MSK, + REG_SDIO_CMD_ADDR_TXFF_NORMAL); + break; + case RTW_TX_QUEUE_BE: + case RTW_TX_QUEUE_BK: + txaddr = FIELD_PREP(REG_SDIO_CMD_ADDR_MSK, + REG_SDIO_CMD_ADDR_TXFF_LOW); + break; + case RTW_TX_QUEUE_MGMT: + txaddr = FIELD_PREP(REG_SDIO_CMD_ADDR_MSK, + REG_SDIO_CMD_ADDR_TXFF_EXTRA); + break; + default: + rtw_warn(rtwdev, "Unsupported queue for TX addr: 0x%02x\n", + queue); + return 0; + } + + txaddr += DIV_ROUND_UP(size, 4); + + return txaddr; +}; + +static int rtw_sdio_read_port(struct rtw_dev *rtwdev, u8 *buf, size_t count) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + struct mmc_host *host = rtwsdio->sdio_func->card->host; + bool bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + u32 rxaddr = rtwsdio->rx_addr++; + size_t bytes; + int ret; + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + while (count > 0) { + bytes = min_t(size_t, host->max_req_size, count); + + ret = sdio_memcpy_fromio(rtwsdio->sdio_func, buf, + RTW_SDIO_ADDR_RX_RX0FF_GEN(rxaddr), + bytes); + if (ret) { + rtw_warn(rtwdev, + "Failed to read %zu byte(s) from SDIO port 0x%08x", + bytes, rxaddr); + break; + } + + count -= bytes; + buf += bytes; + } + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + return ret; +} + +static int rtw_sdio_check_free_txpg(struct rtw_dev *rtwdev, u8 queue, + size_t count) +{ + unsigned int pages_free, pages_needed; + + if (rtw_chip_wcpu_11n(rtwdev)) { + u32 free_txpg; + + free_txpg = rtw_sdio_read32(rtwdev, REG_SDIO_FREE_TXPG); + + switch (queue) { + case RTW_TX_QUEUE_BCN: + case RTW_TX_QUEUE_H2C: + case RTW_TX_QUEUE_HI0: + case RTW_TX_QUEUE_MGMT: + /* high */ + pages_free = free_txpg & 0xff; + break; + case RTW_TX_QUEUE_VI: + case RTW_TX_QUEUE_VO: + /* normal */ + pages_free = (free_txpg >> 8) & 0xff; + break; + case RTW_TX_QUEUE_BE: + case RTW_TX_QUEUE_BK: + /* low */ + pages_free = (free_txpg >> 16) & 0xff; + break; + default: + rtw_warn(rtwdev, "Unknown mapping for queue %u\n", queue); + return -EINVAL; + } + + /* add the pages from the public queue */ + pages_free += (free_txpg >> 24) & 0xff; + } else { + u32 free_txpg[3]; + + free_txpg[0] = rtw_sdio_read32(rtwdev, REG_SDIO_FREE_TXPG); + free_txpg[1] = rtw_sdio_read32(rtwdev, REG_SDIO_FREE_TXPG + 4); + free_txpg[2] = rtw_sdio_read32(rtwdev, REG_SDIO_FREE_TXPG + 8); + + switch (queue) { + case RTW_TX_QUEUE_BCN: + case RTW_TX_QUEUE_H2C: + case RTW_TX_QUEUE_HI0: + /* high */ + pages_free = free_txpg[0] & 0xfff; + break; + case RTW_TX_QUEUE_VI: + case RTW_TX_QUEUE_VO: + /* normal */ + pages_free = (free_txpg[0] >> 16) & 0xfff; + break; + case RTW_TX_QUEUE_BE: + case RTW_TX_QUEUE_BK: + /* low */ + pages_free = free_txpg[1] & 0xfff; + break; + case RTW_TX_QUEUE_MGMT: + /* extra */ + pages_free = free_txpg[2] & 0xfff; + break; + default: + rtw_warn(rtwdev, "Unknown mapping for queue %u\n", queue); + return -EINVAL; + } + + /* add the pages from the public queue */ + pages_free += (free_txpg[1] >> 16) & 0xfff; + } + + pages_needed = DIV_ROUND_UP(count, rtwdev->chip->page_size); + + if (pages_needed > pages_free) { + rtw_dbg(rtwdev, RTW_DBG_SDIO, + "Not enough free pages (%u needed, %u free) in queue %u for %zu bytes\n", + pages_needed, pages_free, queue, count); + return -EBUSY; + } + + return 0; +} + +static int rtw_sdio_write_port(struct rtw_dev *rtwdev, struct sk_buff *skb, + enum rtw_tx_queue_type queue) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool bus_claim; + size_t txsize; + u32 txaddr; + int ret; + + txaddr = rtw_sdio_get_tx_addr(rtwdev, skb->len, queue); + if (!txaddr) + return -EINVAL; + + txsize = sdio_align_size(rtwsdio->sdio_func, skb->len); + + ret = rtw_sdio_check_free_txpg(rtwdev, queue, txsize); + if (ret) + return ret; + + if (!IS_ALIGNED((unsigned long)skb->data, RTW_SDIO_DATA_PTR_ALIGN)) + rtw_warn(rtwdev, "Got unaligned SKB in %s() for queue %u\n", + __func__, queue); + + bus_claim = rtw_sdio_bus_claim_needed(rtwsdio); + + if (bus_claim) + sdio_claim_host(rtwsdio->sdio_func); + + ret = sdio_memcpy_toio(rtwsdio->sdio_func, txaddr, skb->data, txsize); + + if (bus_claim) + sdio_release_host(rtwsdio->sdio_func); + + if (ret) + rtw_warn(rtwdev, + "Failed to write %zu byte(s) to SDIO port 0x%08x", + txsize, txaddr); + + return ret; +} + +static void rtw_sdio_init(struct rtw_dev *rtwdev) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + + rtwsdio->irq_mask = REG_SDIO_HIMR_RX_REQUEST | REG_SDIO_HIMR_CPWM1; +} + +static void rtw_sdio_enable_rx_aggregation(struct rtw_dev *rtwdev) +{ + u8 size, timeout; + + if (rtw_chip_wcpu_11n(rtwdev)) { + size = 0x6; + timeout = 0x6; + } else { + size = 0xff; + timeout = 0x1; + } + + /* Make the firmware honor the size limit configured below */ + rtw_write32_set(rtwdev, REG_RXDMA_AGG_PG_TH, BIT_EN_PRE_CALC); + + rtw_write8_set(rtwdev, REG_TXDMA_PQ_MAP, BIT_RXDMA_AGG_EN); + + rtw_write16(rtwdev, REG_RXDMA_AGG_PG_TH, + FIELD_PREP(BIT_RXDMA_AGG_PG_TH, size) | + FIELD_PREP(BIT_DMA_AGG_TO_V1, timeout)); + + rtw_write8_set(rtwdev, REG_RXDMA_MODE, BIT_DMA_MODE); +} + +static void rtw_sdio_enable_interrupt(struct rtw_dev *rtwdev) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + + rtw_write32(rtwdev, REG_SDIO_HIMR, rtwsdio->irq_mask); +} + +static void rtw_sdio_disable_interrupt(struct rtw_dev *rtwdev) +{ + rtw_write32(rtwdev, REG_SDIO_HIMR, 0x0); +} + +static u8 rtw_sdio_get_tx_qsel(struct rtw_dev *rtwdev, struct sk_buff *skb, + u8 queue) +{ + switch (queue) { + case RTW_TX_QUEUE_BCN: + return TX_DESC_QSEL_BEACON; + case RTW_TX_QUEUE_H2C: + return TX_DESC_QSEL_H2C; + case RTW_TX_QUEUE_MGMT: + if (rtw_chip_wcpu_11n(rtwdev)) + return TX_DESC_QSEL_HIGH; + else + return TX_DESC_QSEL_MGMT; + case RTW_TX_QUEUE_HI0: + return TX_DESC_QSEL_HIGH; + default: + return skb->priority; + } +} + +static int rtw_sdio_setup(struct rtw_dev *rtwdev) +{ + /* nothing to do */ + return 0; +} + +static int rtw_sdio_start(struct rtw_dev *rtwdev) +{ + rtw_sdio_enable_rx_aggregation(rtwdev); + rtw_sdio_enable_interrupt(rtwdev); + + return 0; +} + +static void rtw_sdio_stop(struct rtw_dev *rtwdev) +{ + rtw_sdio_disable_interrupt(rtwdev); +} + +static void rtw_sdio_deep_ps_enter(struct rtw_dev *rtwdev) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + bool tx_empty = true; + u8 queue; + + if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_TX_WAKE)) { + /* Deep PS state is not allowed to TX-DMA */ + for (queue = 0; queue < RTK_MAX_TX_QUEUE_NUM; queue++) { + /* BCN queue is rsvd page, does not have DMA interrupt + * H2C queue is managed by firmware + */ + if (queue == RTW_TX_QUEUE_BCN || + queue == RTW_TX_QUEUE_H2C) + continue; + + /* check if there is any skb DMAing */ + if (skb_queue_len(&rtwsdio->tx_queue[queue])) { + tx_empty = false; + break; + } + } + } + + if (!tx_empty) { + rtw_dbg(rtwdev, RTW_DBG_PS, + "TX path not empty, cannot enter deep power save state\n"); + return; + } + + set_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags); + rtw_power_mode_change(rtwdev, true); +} + +static void rtw_sdio_deep_ps_leave(struct rtw_dev *rtwdev) +{ + if (test_and_clear_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags)) + rtw_power_mode_change(rtwdev, false); +} + +static void rtw_sdio_deep_ps(struct rtw_dev *rtwdev, bool enter) +{ + if (enter && !test_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags)) + rtw_sdio_deep_ps_enter(rtwdev); + + if (!enter && test_bit(RTW_FLAG_LEISURE_PS_DEEP, rtwdev->flags)) + rtw_sdio_deep_ps_leave(rtwdev); +} + +static void rtw_sdio_tx_kick_off(struct rtw_dev *rtwdev) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + + queue_work(rtwsdio->txwq, &rtwsdio->tx_handler_data->work); +} + +static void rtw_sdio_link_ps(struct rtw_dev *rtwdev, bool enter) +{ + /* nothing to do */ +} + +static void rtw_sdio_interface_cfg(struct rtw_dev *rtwdev) +{ + u32 val; + + rtw_read32(rtwdev, REG_SDIO_FREE_TXPG); + + val = rtw_read32(rtwdev, REG_SDIO_TX_CTRL); + val &= 0xfff8; + rtw_write32(rtwdev, REG_SDIO_TX_CTRL, val); +} + +static struct rtw_sdio_tx_data *rtw_sdio_get_tx_data(struct sk_buff *skb) +{ + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + + BUILD_BUG_ON(sizeof(struct rtw_sdio_tx_data) > + sizeof(info->status.status_driver_data)); + + return (struct rtw_sdio_tx_data *)info->status.status_driver_data; +} + +static void rtw_sdio_tx_skb_prepare(struct rtw_dev *rtwdev, + struct rtw_tx_pkt_info *pkt_info, + struct sk_buff *skb, + enum rtw_tx_queue_type queue) +{ + const struct rtw_chip_info *chip = rtwdev->chip; + unsigned long data_addr, aligned_addr; + size_t offset; + u8 *pkt_desc; + + pkt_desc = skb_push(skb, chip->tx_pkt_desc_sz); + + data_addr = (unsigned long)pkt_desc; + aligned_addr = ALIGN(data_addr, RTW_SDIO_DATA_PTR_ALIGN); + + if (data_addr != aligned_addr) { + /* Ensure that the start of the pkt_desc is always aligned at + * RTW_SDIO_DATA_PTR_ALIGN. + */ + offset = RTW_SDIO_DATA_PTR_ALIGN - (aligned_addr - data_addr); + + pkt_desc = skb_push(skb, offset); + + /* By inserting padding to align the start of the pkt_desc we + * need to inform the firmware that the actual data starts at + * a different offset than normal. + */ + pkt_info->offset += offset; + } + + memset(pkt_desc, 0, chip->tx_pkt_desc_sz); + + pkt_info->qsel = rtw_sdio_get_tx_qsel(rtwdev, skb, queue); + + rtw_tx_fill_tx_desc(pkt_info, skb); + rtw_tx_fill_txdesc_checksum(rtwdev, pkt_info, pkt_desc); +} + +static int rtw_sdio_write_data(struct rtw_dev *rtwdev, + struct rtw_tx_pkt_info *pkt_info, + struct sk_buff *skb, + enum rtw_tx_queue_type queue) +{ + int ret; + + rtw_sdio_tx_skb_prepare(rtwdev, pkt_info, skb, queue); + + ret = rtw_sdio_write_port(rtwdev, skb, queue); + dev_kfree_skb_any(skb); + + return ret; +} + +static int rtw_sdio_write_data_rsvd_page(struct rtw_dev *rtwdev, u8 *buf, + u32 size) +{ + struct rtw_tx_pkt_info pkt_info = {}; + struct sk_buff *skb; + + skb = rtw_tx_write_data_rsvd_page_get(rtwdev, &pkt_info, buf, size); + if (!skb) + return -ENOMEM; + + return rtw_sdio_write_data(rtwdev, &pkt_info, skb, RTW_TX_QUEUE_BCN); +} + +static int rtw_sdio_write_data_h2c(struct rtw_dev *rtwdev, u8 *buf, u32 size) +{ + struct rtw_tx_pkt_info pkt_info = {}; + struct sk_buff *skb; + + skb = rtw_tx_write_data_h2c_get(rtwdev, &pkt_info, buf, size); + if (!skb) + return -ENOMEM; + + return rtw_sdio_write_data(rtwdev, &pkt_info, skb, RTW_TX_QUEUE_H2C); +} + +static int rtw_sdio_tx_write(struct rtw_dev *rtwdev, + struct rtw_tx_pkt_info *pkt_info, + struct sk_buff *skb) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + enum rtw_tx_queue_type queue = rtw_tx_queue_mapping(skb); + struct rtw_sdio_tx_data *tx_data; + + rtw_sdio_tx_skb_prepare(rtwdev, pkt_info, skb, queue); + + tx_data = rtw_sdio_get_tx_data(skb); + tx_data->sn = pkt_info->sn; + + skb_queue_tail(&rtwsdio->tx_queue[queue], skb); + + return 0; +} + +static void rtw_sdio_tx_err_isr(struct rtw_dev *rtwdev) +{ + u32 val = rtw_read32(rtwdev, REG_TXDMA_STATUS); + + rtw_write32(rtwdev, REG_TXDMA_STATUS, val); +} + +static void rtw_sdio_rx_skb(struct rtw_dev *rtwdev, struct sk_buff *skb, + u32 pkt_offset, struct rtw_rx_pkt_stat *pkt_stat, + struct ieee80211_rx_status *rx_status) +{ + *IEEE80211_SKB_RXCB(skb) = *rx_status; + + if (pkt_stat->is_c2h) { + skb_put(skb, pkt_stat->pkt_len + pkt_offset); + rtw_fw_c2h_cmd_rx_irqsafe(rtwdev, pkt_offset, skb); + return; + } + + skb_put(skb, pkt_stat->pkt_len); + skb_reserve(skb, pkt_offset); + + rtw_rx_stats(rtwdev, pkt_stat->vif, skb); + + ieee80211_rx_irqsafe(rtwdev->hw, skb); +} + +static void rtw_sdio_rxfifo_recv(struct rtw_dev *rtwdev, u32 rx_len) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + const struct rtw_chip_info *chip = rtwdev->chip; + u32 pkt_desc_sz = chip->rx_pkt_desc_sz; + struct ieee80211_rx_status rx_status; + struct rtw_rx_pkt_stat pkt_stat; + struct sk_buff *skb, *split_skb; + u32 pkt_offset, curr_pkt_len; + size_t bufsz; + u8 *rx_desc; + int ret; + + bufsz = sdio_align_size(rtwsdio->sdio_func, rx_len); + + skb = dev_alloc_skb(bufsz); + if (!skb) + return; + + ret = rtw_sdio_read_port(rtwdev, skb->data, bufsz); + if (ret) { + dev_kfree_skb_any(skb); + return; + } + + while (true) { + rx_desc = skb->data; + chip->ops->query_rx_desc(rtwdev, rx_desc, &pkt_stat, + &rx_status); + pkt_offset = pkt_desc_sz + pkt_stat.drv_info_sz + + pkt_stat.shift; + + curr_pkt_len = ALIGN(pkt_offset + pkt_stat.pkt_len, + RTW_SDIO_DATA_PTR_ALIGN); + + if ((curr_pkt_len + pkt_desc_sz) >= rx_len) { + /* Use the original skb (with it's adjusted offset) + * when processing the last (or even the only) entry to + * have it's memory freed automatically. + */ + rtw_sdio_rx_skb(rtwdev, skb, pkt_offset, &pkt_stat, + &rx_status); + break; + } + + split_skb = dev_alloc_skb(curr_pkt_len); + if (!split_skb) { + rtw_sdio_rx_skb(rtwdev, skb, pkt_offset, &pkt_stat, + &rx_status); + break; + } + + skb_copy_header(split_skb, skb); + memcpy(split_skb->data, skb->data, curr_pkt_len); + + rtw_sdio_rx_skb(rtwdev, split_skb, pkt_offset, &pkt_stat, + &rx_status); + + /* Move to the start of the next RX descriptor */ + skb_reserve(skb, curr_pkt_len); + rx_len -= curr_pkt_len; + } +} + +static void rtw_sdio_rx_isr(struct rtw_dev *rtwdev) +{ + u32 rx_len, hisr, total_rx_bytes = 0; + + do { + if (rtw_chip_wcpu_11n(rtwdev)) + rx_len = rtw_read16(rtwdev, REG_SDIO_RX0_REQ_LEN); + else + rx_len = rtw_read32(rtwdev, REG_SDIO_RX0_REQ_LEN); + + if (!rx_len) + break; + + rtw_sdio_rxfifo_recv(rtwdev, rx_len); + + total_rx_bytes += rx_len; + + if (rtw_chip_wcpu_11n(rtwdev)) { + /* Stop if no more RX requests are pending, even if + * rx_len could be greater than zero in the next + * iteration. This is needed because the RX buffer may + * already contain data while either HW or FW are not + * done filling that buffer yet. Still reading the + * buffer can result in packets where + * rtw_rx_pkt_stat.pkt_len is zero or points beyond the + * end of the buffer. + */ + hisr = rtw_read32(rtwdev, REG_SDIO_HISR); + } else { + /* RTW_WCPU_11AC chips have improved hardware or + * firmware and can use rx_len unconditionally. + */ + hisr = REG_SDIO_HISR_RX_REQUEST; + } + } while (total_rx_bytes < SZ_64K && hisr & REG_SDIO_HISR_RX_REQUEST); +} + +static void rtw_sdio_handle_interrupt(struct sdio_func *sdio_func) +{ + struct ieee80211_hw *hw = sdio_get_drvdata(sdio_func); + struct rtw_sdio *rtwsdio; + struct rtw_dev *rtwdev; + u32 hisr; + + rtwdev = hw->priv; + rtwsdio = (struct rtw_sdio *)rtwdev->priv; + + rtwsdio->irq_thread = current; + + hisr = rtw_read32(rtwdev, REG_SDIO_HISR); + + if (hisr & REG_SDIO_HISR_TXERR) + rtw_sdio_tx_err_isr(rtwdev); + if (hisr & REG_SDIO_HISR_RX_REQUEST) { + hisr &= ~REG_SDIO_HISR_RX_REQUEST; + rtw_sdio_rx_isr(rtwdev); + } + + rtw_write32(rtwdev, REG_SDIO_HISR, hisr); + + rtwsdio->irq_thread = NULL; +} + +static int __maybe_unused rtw_sdio_suspend(struct device *dev) +{ + struct sdio_func *func = dev_to_sdio_func(dev); + struct ieee80211_hw *hw = dev_get_drvdata(dev); + struct rtw_dev *rtwdev = hw->priv; + int ret; + + ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER); + if (ret) + rtw_err(rtwdev, "Failed to host PM flag MMC_PM_KEEP_POWER"); + + return ret; +} + +static int __maybe_unused rtw_sdio_resume(struct device *dev) +{ + return 0; +} + +SIMPLE_DEV_PM_OPS(rtw_sdio_pm_ops, rtw_sdio_suspend, rtw_sdio_resume); +EXPORT_SYMBOL(rtw_sdio_pm_ops); + +static int rtw_sdio_claim(struct rtw_dev *rtwdev, struct sdio_func *sdio_func) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + int ret; + + sdio_claim_host(sdio_func); + + ret = sdio_enable_func(sdio_func); + if (ret) { + rtw_err(rtwdev, "Failed to enable SDIO func"); + goto err_release_host; + } + + ret = sdio_set_block_size(sdio_func, RTW_SDIO_BLOCK_SIZE); + if (ret) { + rtw_err(rtwdev, "Failed to set SDIO block size to 512"); + goto err_disable_func; + } + + rtwsdio->sdio_func = sdio_func; + + rtwsdio->sdio3_bus_mode = mmc_card_uhs(sdio_func->card); + + sdio_set_drvdata(sdio_func, rtwdev->hw); + SET_IEEE80211_DEV(rtwdev->hw, &sdio_func->dev); + + sdio_release_host(sdio_func); + + return 0; + +err_disable_func: + sdio_disable_func(sdio_func); +err_release_host: + sdio_release_host(sdio_func); + return ret; +} + +static void rtw_sdio_declaim(struct rtw_dev *rtwdev, + struct sdio_func *sdio_func) +{ + sdio_claim_host(sdio_func); + sdio_disable_func(sdio_func); + sdio_release_host(sdio_func); +} + +static struct rtw_hci_ops rtw_sdio_ops = { + .tx_write = rtw_sdio_tx_write, + .tx_kick_off = rtw_sdio_tx_kick_off, + .setup = rtw_sdio_setup, + .start = rtw_sdio_start, + .stop = rtw_sdio_stop, + .deep_ps = rtw_sdio_deep_ps, + .link_ps = rtw_sdio_link_ps, + .interface_cfg = rtw_sdio_interface_cfg, + + .read8 = rtw_sdio_read8, + .read16 = rtw_sdio_read16, + .read32 = rtw_sdio_read32, + .write8 = rtw_sdio_write8, + .write16 = rtw_sdio_write16, + .write32 = rtw_sdio_write32, + .write_data_rsvd_page = rtw_sdio_write_data_rsvd_page, + .write_data_h2c = rtw_sdio_write_data_h2c, +}; + +static int rtw_sdio_request_irq(struct rtw_dev *rtwdev, + struct sdio_func *sdio_func) +{ + int ret; + + sdio_claim_host(sdio_func); + ret = sdio_claim_irq(sdio_func, &rtw_sdio_handle_interrupt); + sdio_release_host(sdio_func); + + if (ret) { + rtw_err(rtwdev, "failed to claim SDIO IRQ"); + return ret; + } + + return 0; +} + +static void rtw_sdio_indicate_tx_status(struct rtw_dev *rtwdev, + struct sk_buff *skb) +{ + struct rtw_sdio_tx_data *tx_data = rtw_sdio_get_tx_data(skb); + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_hw *hw = rtwdev->hw; + + /* enqueue to wait for tx report */ + if (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) { + rtw_tx_report_enqueue(rtwdev, skb, tx_data->sn); + return; + } + + /* always ACK for others, then they won't be marked as drop */ + ieee80211_tx_info_clear_status(info); + if (info->flags & IEEE80211_TX_CTL_NO_ACK) + info->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED; + else + info->flags |= IEEE80211_TX_STAT_ACK; + + ieee80211_tx_status_irqsafe(hw, skb); +} + +static void rtw_sdio_process_tx_queue(struct rtw_dev *rtwdev, + enum rtw_tx_queue_type queue) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + struct sk_buff *skb; + int ret; + + skb = skb_dequeue(&rtwsdio->tx_queue[queue]); + if (!skb) + return; + + ret = rtw_sdio_write_port(rtwdev, skb, queue); + if (ret) { + skb_queue_head(&rtwsdio->tx_queue[queue], skb); + return; + } + + if (queue <= RTW_TX_QUEUE_VO) + rtw_sdio_indicate_tx_status(rtwdev, skb); + else + dev_kfree_skb_any(skb); +} + +static void rtw_sdio_tx_handler(struct work_struct *work) +{ + struct rtw_sdio_work_data *work_data = + container_of(work, struct rtw_sdio_work_data, work); + struct rtw_sdio *rtwsdio; + struct rtw_dev *rtwdev; + int limit, queue; + + rtwdev = work_data->rtwdev; + rtwsdio = (struct rtw_sdio *)rtwdev->priv; + + if (!rtw_fw_feature_check(&rtwdev->fw, FW_FEATURE_TX_WAKE)) + rtw_sdio_deep_ps_leave(rtwdev); + + for (queue = RTK_MAX_TX_QUEUE_NUM - 1; queue >= 0; queue--) { + for (limit = 0; limit < 1000; limit++) { + rtw_sdio_process_tx_queue(rtwdev, queue); + + if (skb_queue_empty(&rtwsdio->tx_queue[queue])) + break; + } + } +} + +static void rtw_sdio_free_irq(struct rtw_dev *rtwdev, + struct sdio_func *sdio_func) +{ + sdio_claim_host(sdio_func); + sdio_release_irq(sdio_func); + sdio_release_host(sdio_func); +} + +static int rtw_sdio_init_tx(struct rtw_dev *rtwdev) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + int i; + + rtwsdio->txwq = create_singlethread_workqueue("rtw88_sdio: tx wq"); + if (!rtwsdio->txwq) { + rtw_err(rtwdev, "failed to create TX work queue\n"); + return -ENOMEM; + } + + for (i = 0; i < RTK_MAX_TX_QUEUE_NUM; i++) + skb_queue_head_init(&rtwsdio->tx_queue[i]); + rtwsdio->tx_handler_data = kmalloc(sizeof(*rtwsdio->tx_handler_data), + GFP_KERNEL); + if (!rtwsdio->tx_handler_data) + goto err_destroy_wq; + + rtwsdio->tx_handler_data->rtwdev = rtwdev; + INIT_WORK(&rtwsdio->tx_handler_data->work, rtw_sdio_tx_handler); + + return 0; + +err_destroy_wq: + destroy_workqueue(rtwsdio->txwq); + return -ENOMEM; +} + +static void rtw_sdio_deinit_tx(struct rtw_dev *rtwdev) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + int i; + + for (i = 0; i < RTK_MAX_TX_QUEUE_NUM; i++) + skb_queue_purge(&rtwsdio->tx_queue[i]); + + flush_workqueue(rtwsdio->txwq); + destroy_workqueue(rtwsdio->txwq); + kfree(rtwsdio->tx_handler_data); +} + +int rtw_sdio_probe(struct sdio_func *sdio_func, + const struct sdio_device_id *id) +{ + struct ieee80211_hw *hw; + struct rtw_dev *rtwdev; + int drv_data_size; + int ret; + + drv_data_size = sizeof(struct rtw_dev) + sizeof(struct rtw_sdio); + hw = ieee80211_alloc_hw(drv_data_size, &rtw_ops); + if (!hw) { + dev_err(&sdio_func->dev, "failed to allocate hw"); + return -ENOMEM; + } + + rtwdev = hw->priv; + rtwdev->hw = hw; + rtwdev->dev = &sdio_func->dev; + rtwdev->chip = (struct rtw_chip_info *)id->driver_data; + rtwdev->hci.ops = &rtw_sdio_ops; + rtwdev->hci.type = RTW_HCI_TYPE_SDIO; + + ret = rtw_core_init(rtwdev); + if (ret) + goto err_release_hw; + + rtw_dbg(rtwdev, RTW_DBG_SDIO, + "rtw88 SDIO probe: vendor=0x%04x device=%04x class=%02x", + id->vendor, id->device, id->class); + + ret = rtw_sdio_claim(rtwdev, sdio_func); + if (ret) { + rtw_err(rtwdev, "failed to claim SDIO device"); + goto err_deinit_core; + } + + rtw_sdio_init(rtwdev); + + ret = rtw_sdio_init_tx(rtwdev); + if (ret) { + rtw_err(rtwdev, "failed to init SDIO TX queue\n"); + goto err_sdio_declaim; + } + + ret = rtw_chip_info_setup(rtwdev); + if (ret) { + rtw_err(rtwdev, "failed to setup chip information"); + goto err_destroy_txwq; + } + + ret = rtw_sdio_request_irq(rtwdev, sdio_func); + if (ret) + goto err_destroy_txwq; + + ret = rtw_register_hw(rtwdev, hw); + if (ret) { + rtw_err(rtwdev, "failed to register hw"); + goto err_free_irq; + } + + return 0; + +err_free_irq: + rtw_sdio_free_irq(rtwdev, sdio_func); +err_destroy_txwq: + rtw_sdio_deinit_tx(rtwdev); +err_sdio_declaim: + rtw_sdio_declaim(rtwdev, sdio_func); +err_deinit_core: + rtw_core_deinit(rtwdev); +err_release_hw: + ieee80211_free_hw(hw); + + return ret; +} +EXPORT_SYMBOL(rtw_sdio_probe); + +void rtw_sdio_remove(struct sdio_func *sdio_func) +{ + struct ieee80211_hw *hw = sdio_get_drvdata(sdio_func); + struct rtw_dev *rtwdev; + + if (!hw) + return; + + rtwdev = hw->priv; + + rtw_unregister_hw(rtwdev, hw); + rtw_sdio_disable_interrupt(rtwdev); + rtw_sdio_free_irq(rtwdev, sdio_func); + rtw_sdio_declaim(rtwdev, sdio_func); + rtw_sdio_deinit_tx(rtwdev); + rtw_core_deinit(rtwdev); + ieee80211_free_hw(hw); +} +EXPORT_SYMBOL(rtw_sdio_remove); + +void rtw_sdio_shutdown(struct device *dev) +{ + struct sdio_func *sdio_func = dev_to_sdio_func(dev); + const struct rtw_chip_info *chip; + struct ieee80211_hw *hw; + struct rtw_dev *rtwdev; + + hw = sdio_get_drvdata(sdio_func); + if (!hw) + return; + + rtwdev = hw->priv; + chip = rtwdev->chip; + + if (chip->ops->shutdown) + chip->ops->shutdown(rtwdev); +} +EXPORT_SYMBOL(rtw_sdio_shutdown); + +MODULE_AUTHOR("Martin Blumenstingl"); +MODULE_AUTHOR("Jernej Skrabec"); +MODULE_DESCRIPTION("Realtek 802.11ac wireless SDIO driver"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/realtek/rtw88/sdio.h b/drivers/net/wireless/realtek/rtw88/sdio.h new file mode 100644 index 000000000000..3c659ed180f0 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/sdio.h @@ -0,0 +1,178 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* Copyright (C) 2021 Martin Blumenstingl + * Copyright (C) 2021 Jernej Skrabec + */ + +#ifndef __REG_SDIO_H_ +#define __REG_SDIO_H_ + +/* I/O bus domain address mapping */ +#define SDIO_LOCAL_OFFSET 0x10250000 +#define WLAN_IOREG_OFFSET 0x10260000 +#define FIRMWARE_FIFO_OFFSET 0x10270000 +#define TX_HIQ_OFFSET 0x10310000 +#define TX_MIQ_OFFSET 0x10320000 +#define TX_LOQ_OFFSET 0x10330000 +#define TX_EPQ_OFFSET 0x10350000 +#define RX_RX0FF_OFFSET 0x10340000 + +#define RTW_SDIO_BUS_MSK 0xffff0000 +#define SDIO_LOCAL_REG_MSK 0x00000fff +#define WLAN_IOREG_REG_MSK 0x0000ffff + +/* SDIO Tx Control */ +#define REG_SDIO_TX_CTRL (SDIO_LOCAL_OFFSET + 0x0000) + +/*SDIO status timeout*/ +#define REG_SDIO_TIMEOUT (SDIO_LOCAL_OFFSET + 0x0002) + +/* SDIO Host Interrupt Mask */ +#define REG_SDIO_HIMR (SDIO_LOCAL_OFFSET + 0x0014) +#define REG_SDIO_HIMR_RX_REQUEST BIT(0) +#define REG_SDIO_HIMR_AVAL BIT(1) +#define REG_SDIO_HIMR_TXERR BIT(2) +#define REG_SDIO_HIMR_RXERR BIT(3) +#define REG_SDIO_HIMR_TXFOVW BIT(4) +#define REG_SDIO_HIMR_RXFOVW BIT(5) +#define REG_SDIO_HIMR_TXBCNOK BIT(6) +#define REG_SDIO_HIMR_TXBCNERR BIT(7) +#define REG_SDIO_HIMR_BCNERLY_INT BIT(16) +#define REG_SDIO_HIMR_C2HCMD BIT(17) +#define REG_SDIO_HIMR_CPWM1 BIT(18) +#define REG_SDIO_HIMR_CPWM2 BIT(19) +#define REG_SDIO_HIMR_HSISR_IND BIT(20) +#define REG_SDIO_HIMR_GTINT3_IND BIT(21) +#define REG_SDIO_HIMR_GTINT4_IND BIT(22) +#define REG_SDIO_HIMR_PSTIMEOUT BIT(23) +#define REG_SDIO_HIMR_OCPINT BIT(24) +#define REG_SDIO_HIMR_ATIMEND BIT(25) +#define REG_SDIO_HIMR_ATIMEND_E BIT(26) +#define REG_SDIO_HIMR_CTWEND BIT(27) +/* the following two are RTL8188 SDIO Specific */ +#define REG_SDIO_HIMR_MCU_ERR BIT(28) +#define REG_SDIO_HIMR_TSF_BIT32_TOGGLE BIT(29) + +/* SDIO Host Interrupt Service Routine */ +#define REG_SDIO_HISR (SDIO_LOCAL_OFFSET + 0x0018) +#define REG_SDIO_HISR_RX_REQUEST BIT(0) +#define REG_SDIO_HISR_AVAL BIT(1) +#define REG_SDIO_HISR_TXERR BIT(2) +#define REG_SDIO_HISR_RXERR BIT(3) +#define REG_SDIO_HISR_TXFOVW BIT(4) +#define REG_SDIO_HISR_RXFOVW BIT(5) +#define REG_SDIO_HISR_TXBCNOK BIT(6) +#define REG_SDIO_HISR_TXBCNERR BIT(7) +#define REG_SDIO_HISR_BCNERLY_INT BIT(16) +#define REG_SDIO_HISR_C2HCMD BIT(17) +#define REG_SDIO_HISR_CPWM1 BIT(18) +#define REG_SDIO_HISR_CPWM2 BIT(19) +#define REG_SDIO_HISR_HSISR_IND BIT(20) +#define REG_SDIO_HISR_GTINT3_IND BIT(21) +#define REG_SDIO_HISR_GTINT4_IND BIT(22) +#define REG_SDIO_HISR_PSTIMEOUT BIT(23) +#define REG_SDIO_HISR_OCPINT BIT(24) +#define REG_SDIO_HISR_ATIMEND BIT(25) +#define REG_SDIO_HISR_ATIMEND_E BIT(26) +#define REG_SDIO_HISR_CTWEND BIT(27) +/* the following two are RTL8188 SDIO Specific */ +#define REG_SDIO_HISR_MCU_ERR BIT(28) +#define REG_SDIO_HISR_TSF_BIT32_TOGGLE BIT(29) + +/* HCI Current Power Mode */ +#define REG_SDIO_HCPWM (SDIO_LOCAL_OFFSET + 0x0019) +/* RXDMA Request Length */ +#define REG_SDIO_RX0_REQ_LEN (SDIO_LOCAL_OFFSET + 0x001C) +/* OQT Free Page */ +#define REG_SDIO_OQT_FREE_PG (SDIO_LOCAL_OFFSET + 0x001E) +/* Free Tx Buffer Page */ +#define REG_SDIO_FREE_TXPG (SDIO_LOCAL_OFFSET + 0x0020) +/* HCI Current Power Mode 1 */ +#define REG_SDIO_HCPWM1 (SDIO_LOCAL_OFFSET + 0x0024) +/* HCI Current Power Mode 2 */ +#define REG_SDIO_HCPWM2 (SDIO_LOCAL_OFFSET + 0x0026) +/* Free Tx Page Sequence */ +#define REG_SDIO_FREE_TXPG_SEQ (SDIO_LOCAL_OFFSET + 0x0028) +/* HTSF Information */ +#define REG_SDIO_HTSFR_INFO (SDIO_LOCAL_OFFSET + 0x0030) +#define REG_SDIO_HCPWM1_V2 (SDIO_LOCAL_OFFSET + 0x0038) +/* H2C */ +#define REG_SDIO_H2C (SDIO_LOCAL_OFFSET + 0x0060) +/* HCI Request Power Mode 1 */ +#define REG_SDIO_HRPWM1 (SDIO_LOCAL_OFFSET + 0x0080) +/* HCI Request Power Mode 2 */ +#define REG_SDIO_HRPWM2 (SDIO_LOCAL_OFFSET + 0x0082) +/* HCI Power Save Clock */ +#define REG_SDIO_HPS_CLKR (SDIO_LOCAL_OFFSET + 0x0084) +/* SDIO HCI Suspend Control */ +#define REG_SDIO_HSUS_CTRL (SDIO_LOCAL_OFFSET + 0x0086) +#define BIT_HCI_SUS_REQ BIT(0) +#define BIT_HCI_RESUME_RDY BIT(1) +/* SDIO Host Extension Interrupt Mask Always */ +#define REG_SDIO_HIMR_ON (SDIO_LOCAL_OFFSET + 0x0090) +/* SDIO Host Extension Interrupt Status Always */ +#define REG_SDIO_HISR_ON (SDIO_LOCAL_OFFSET + 0x0091) + +#define REG_SDIO_INDIRECT_REG_CFG (SDIO_LOCAL_OFFSET + 0x0040) +#define BIT_SDIO_INDIRECT_REG_CFG_WORD BIT(16) +#define BIT_SDIO_INDIRECT_REG_CFG_DWORD BIT(17) +#define BIT_SDIO_INDIRECT_REG_CFG_WRITE BIT(18) +#define BIT_SDIO_INDIRECT_REG_CFG_READ BIT(19) +#define BIT_SDIO_INDIRECT_REG_CFG_UNK20 BIT(20) +#define REG_SDIO_INDIRECT_REG_DATA (SDIO_LOCAL_OFFSET + 0x0044) + +/* Sdio Address for SDIO Local Reg, TRX FIFO, MAC Reg */ +#define REG_SDIO_CMD_ADDR_MSK GENMASK(16, 13) +#define REG_SDIO_CMD_ADDR_SDIO_REG 0 +#define REG_SDIO_CMD_ADDR_MAC_REG 8 +#define REG_SDIO_CMD_ADDR_TXFF_HIGH 4 +#define REG_SDIO_CMD_ADDR_TXFF_LOW 6 +#define REG_SDIO_CMD_ADDR_TXFF_NORMAL 5 +#define REG_SDIO_CMD_ADDR_TXFF_EXTRA 7 +#define REG_SDIO_CMD_ADDR_RXFF 7 + +#define RTW_SDIO_BLOCK_SIZE 512 +#define RTW_SDIO_ADDR_RX_RX0FF_GEN(_id) (0x0e000 | ((_id) & 0x3)) + +#define RTW_SDIO_DATA_PTR_ALIGN 8 + +struct sdio_func; +struct sdio_device_id; + +struct rtw_sdio_tx_data { + u8 sn; +}; + +struct rtw_sdio_work_data { + struct work_struct work; + struct rtw_dev *rtwdev; +}; + +struct rtw_sdio { + struct sdio_func *sdio_func; + + u32 irq_mask; + u8 rx_addr; + bool sdio3_bus_mode; + + void *irq_thread; + + struct workqueue_struct *txwq; + struct rtw_sdio_work_data *tx_handler_data; + struct sk_buff_head tx_queue[RTK_MAX_TX_QUEUE_NUM]; +}; + +extern const struct dev_pm_ops rtw_sdio_pm_ops; + +int rtw_sdio_probe(struct sdio_func *sdio_func, + const struct sdio_device_id *id); +void rtw_sdio_remove(struct sdio_func *sdio_func); +void rtw_sdio_shutdown(struct device *dev); + +static inline bool rtw_sdio_is_sdio30_supported(struct rtw_dev *rtwdev) +{ + struct rtw_sdio *rtwsdio = (struct rtw_sdio *)rtwdev->priv; + + return rtwsdio->sdio3_bus_mode; +} + +#endif -- 2.39.2