Quelle  sw.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2024  Realtek Corporation.*/

#include "../wifi.h"
#include "../core.h"
#include "../usb.h"
#include "../base.h"
#include "../rtl8192d/reg.h"
#include "../rtl8192d/def.h"
#include "../rtl8192d/fw_common.h"
#include "../rtl8192d/hw_common.h"
#include "../rtl8192d/phy_common.h"
#include "../rtl8192d/trx_common.h"
#include "phy.h"
#include "dm.h"
#include "hw.h"
#include "trx.h"
#include "led.h"

#include <linux/module.h>

static struct usb_interface *rtl92du_get_other_intf(struct ieee80211_hw *hw)
{
 struct usb_interface *intf;
 struct usb_device *udev;
 u8 other_interfaceindex;

 /* See SET_IEEE80211_DEV(hw, &intf->dev); in usb.c */
 intf = container_of_const(wiphy_dev(hw->wiphy), struct usb_interface, dev);

 if (intf->altsetting[0].desc.bInterfaceNumber == 0)
  other_interfaceindex = 1;
 else
  other_interfaceindex = 0;

 udev = interface_to_usbdev(intf);

 return usb_ifnum_to_if(udev, other_interfaceindex);
}

static int rtl92du_init_shared_data(struct ieee80211_hw *hw)
{
 struct usb_interface *other_intf = rtl92du_get_other_intf(hw);
 struct rtl_priv *rtlpriv = rtl_priv(hw);
 struct rtl_priv *other_rtlpriv = NULL;
 struct ieee80211_hw *other_hw = NULL;

 if (other_intf)
  other_hw = usb_get_intfdata(other_intf);

 if (other_hw) {
  /* The other interface was already probed. */
  other_rtlpriv = rtl_priv(other_hw);
  rtlpriv->curveindex_2g = other_rtlpriv->curveindex_2g;
  rtlpriv->curveindex_5g = other_rtlpriv->curveindex_5g;
  rtlpriv->mutex_for_power_on_off = other_rtlpriv->mutex_for_power_on_off;
  rtlpriv->mutex_for_hw_init = other_rtlpriv->mutex_for_hw_init;

  if (!rtlpriv->curveindex_2g || !rtlpriv->curveindex_5g ||
      !rtlpriv->mutex_for_power_on_off || !rtlpriv->mutex_for_hw_init)
   return -ENOMEM;

  return 0;
 }

 /* The other interface doesn't exist or was not probed yet. */
 rtlpriv->curveindex_2g = kcalloc(TARGET_CHNL_NUM_2G,
      sizeof(*rtlpriv->curveindex_2g),
      GFP_KERNEL);
 rtlpriv->curveindex_5g = kcalloc(TARGET_CHNL_NUM_5G,
      sizeof(*rtlpriv->curveindex_5g),
      GFP_KERNEL);
 rtlpriv->mutex_for_power_on_off =
  kzalloc(sizeof(*rtlpriv->mutex_for_power_on_off), GFP_KERNEL);
 rtlpriv->mutex_for_hw_init =
  kzalloc(sizeof(*rtlpriv->mutex_for_hw_init), GFP_KERNEL);

 if (!rtlpriv->curveindex_2g || !rtlpriv->curveindex_5g ||
     !rtlpriv->mutex_for_power_on_off || !rtlpriv->mutex_for_hw_init) {
  kfree(rtlpriv->curveindex_2g);
  kfree(rtlpriv->curveindex_5g);
  kfree(rtlpriv->mutex_for_power_on_off);
  kfree(rtlpriv->mutex_for_hw_init);
  rtlpriv->curveindex_2g = NULL;
  rtlpriv->curveindex_5g = NULL;
  rtlpriv->mutex_for_power_on_off = NULL;
  rtlpriv->mutex_for_hw_init = NULL;
  return -ENOMEM;
 }

 mutex_init(rtlpriv->mutex_for_power_on_off);
 mutex_init(rtlpriv->mutex_for_hw_init);

 return 0;
}

static void rtl92du_deinit_shared_data(struct ieee80211_hw *hw)
{
 struct usb_interface *other_intf = rtl92du_get_other_intf(hw);
 struct rtl_priv *rtlpriv = rtl_priv(hw);

 if (!other_intf || !usb_get_intfdata(other_intf)) {
  /* The other interface doesn't exist or was already disconnected. */
  kfree(rtlpriv->curveindex_2g);
  kfree(rtlpriv->curveindex_5g);
  if (rtlpriv->mutex_for_power_on_off)
   mutex_destroy(rtlpriv->mutex_for_power_on_off);
  if (rtlpriv->mutex_for_hw_init)
   mutex_destroy(rtlpriv->mutex_for_hw_init);
  kfree(rtlpriv->mutex_for_power_on_off);
  kfree(rtlpriv->mutex_for_hw_init);
 }
}

static int rtl92du_init_sw_vars(struct ieee80211_hw *hw)
{
 const char *fw_name = "rtlwifi/rtl8192dufw.bin";
 struct rtl_priv *rtlpriv = rtl_priv(hw);
 int err;

 err = rtl92du_init_shared_data(hw);
 if (err)
  return err;

 rtlpriv->dm.dm_initialgain_enable = true;
 rtlpriv->dm.dm_flag = 0;
 rtlpriv->dm.disable_framebursting = false;
 rtlpriv->dm.thermalvalue = 0;
 rtlpriv->dm.useramask = true;

 /* dual mac */
 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_5G)
  rtlpriv->phy.current_channel = 36;
 else
  rtlpriv->phy.current_channel = 1;

 if (rtlpriv->rtlhal.macphymode != SINGLEMAC_SINGLEPHY)
  rtlpriv->rtlhal.disable_amsdu_8k = true;

 /* for LPS & IPS */
 rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps;
 rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps;
 rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps;

 /* for early mode */
 rtlpriv->rtlhal.earlymode_enable = false;

 /* for firmware buf */
 rtlpriv->rtlhal.pfirmware = kmalloc(0x8000, GFP_KERNEL);
 if (!rtlpriv->rtlhal.pfirmware)
  return -ENOMEM;

 rtlpriv->max_fw_size = 0x8000;
 pr_info("Driver for Realtek RTL8192DU WLAN interface\n");
 pr_info("Loading firmware file %s\n", fw_name);

 /* request fw */
 err = request_firmware_nowait(THIS_MODULE, 1, fw_name,
          rtlpriv->io.dev, GFP_KERNEL, hw,
          rtl_fw_cb);
 if (err) {
  pr_err("Failed to request firmware!\n");
  kfree(rtlpriv->rtlhal.pfirmware);
  rtlpriv->rtlhal.pfirmware = NULL;
  return err;
 }

 return 0;
}

static void rtl92du_deinit_sw_vars(struct ieee80211_hw *hw)
{
 struct rtl_priv *rtlpriv = rtl_priv(hw);

 kfree(rtlpriv->rtlhal.pfirmware);
 rtlpriv->rtlhal.pfirmware = NULL;

 rtl92du_deinit_shared_data(hw);
}

static const struct rtl_hal_ops rtl8192du_hal_ops = {
 .init_sw_vars = rtl92du_init_sw_vars,
 .deinit_sw_vars = rtl92du_deinit_sw_vars,
 .read_chip_version = rtl92du_read_chip_version,
 .read_eeprom_info = rtl92d_read_eeprom_info,
 .hw_init = rtl92du_hw_init,
 .hw_disable = rtl92du_card_disable,
 .enable_interrupt = rtl92du_enable_interrupt,
 .disable_interrupt = rtl92du_disable_interrupt,
 .set_network_type = rtl92du_set_network_type,
 .set_chk_bssid = rtl92du_set_check_bssid,
 .set_qos = rtl92d_set_qos,
 .set_bcn_reg = rtl92du_set_beacon_related_registers,
 .set_bcn_intv = rtl92du_set_beacon_interval,
 .update_interrupt_mask = rtl92du_update_interrupt_mask,
 .get_hw_reg = rtl92du_get_hw_reg,
 .set_hw_reg = rtl92du_set_hw_reg,
 .update_rate_tbl = rtl92d_update_hal_rate_tbl,
 .fill_tx_desc = rtl92du_tx_fill_desc,
 .query_rx_desc = rtl92d_rx_query_desc,
 .set_channel_access = rtl92d_update_channel_access_setting,
 .radio_onoff_checking = rtl92d_gpio_radio_on_off_checking,
 .set_bw_mode = rtl92du_phy_set_bw_mode,
 .switch_channel = rtl92du_phy_sw_chnl,
 .dm_watchdog = rtl92du_dm_watchdog,
 .scan_operation_backup = rtl_phy_scan_operation_backup,
 .set_rf_power_state = rtl92du_phy_set_rf_power_state,
 .led_control = rtl92du_led_control,
 .set_desc = rtl92d_set_desc,
 .get_desc = rtl92d_get_desc,
 .enable_hw_sec = rtl92d_enable_hw_security_config,
 .set_key = rtl92d_set_key,
 .get_bbreg = rtl92du_phy_query_bb_reg,
 .set_bbreg = rtl92du_phy_set_bb_reg,
 .get_rfreg = rtl92d_phy_query_rf_reg,
 .set_rfreg = rtl92d_phy_set_rf_reg,
 .linked_set_reg = rtl92du_linked_set_reg,
 .fill_h2c_cmd = rtl92d_fill_h2c_cmd,
 .get_btc_status = rtl_btc_status_false,
 .phy_iq_calibrate = rtl92du_phy_iq_calibrate,
 .phy_lc_calibrate = rtl92du_phy_lc_calibrate,
};

static struct rtl_mod_params rtl92du_mod_params = {
 .sw_crypto = false,
 .inactiveps = false,
 .swctrl_lps = false,
 .debug_level = 0,
 .debug_mask = 0,
};

static const struct rtl_hal_usbint_cfg rtl92du_interface_cfg = {
 /* rx */
 .rx_urb_num = 8,
 .rx_max_size = 15360,
 .usb_rx_hdl = NULL,
 .usb_rx_segregate_hdl = NULL,
 /* tx */
 .usb_tx_cleanup = rtl92du_tx_cleanup,
 .usb_tx_post_hdl = rtl92du_tx_post_hdl,
 .usb_tx_aggregate_hdl = rtl92du_tx_aggregate_hdl,
 .usb_endpoint_mapping = rtl92du_endpoint_mapping,
 .usb_mq_to_hwq = rtl92du_mq_to_hwq,
};

static const struct rtl_hal_cfg rtl92du_hal_cfg = {
 .name = "rtl8192du",
 .ops = &rtl8192du_hal_ops,
 .mod_params = &rtl92du_mod_params,
 .usb_interface_cfg = &rtl92du_interface_cfg,

 .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL,
 .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN,
 .maps[SYS_CLK] = REG_SYS_CLKR,
 .maps[MAC_RCR_AM] = RCR_AM,
 .maps[MAC_RCR_AB] = RCR_AB,
 .maps[MAC_RCR_ACRC32] = RCR_ACRC32,
 .maps[MAC_RCR_ACF] = RCR_ACF,
 .maps[MAC_RCR_AAP] = RCR_AAP,

 .maps[EFUSE_TEST] = REG_EFUSE_TEST,
 .maps[EFUSE_ACCESS] = REG_EFUSE_ACCESS,
 .maps[EFUSE_CTRL] = REG_EFUSE_CTRL,
 .maps[EFUSE_CLK] = 0, /* just for 92se */
 .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL,
 .maps[EFUSE_PWC_EV12V] = PWC_EV12V,
 .maps[EFUSE_FEN_ELDR] = FEN_ELDR,
 .maps[EFUSE_LOADER_CLK_EN] = 0,
 .maps[EFUSE_ANA8M] = 0, /* just for 92se */
 .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE,
 .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION,
 .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN,

 .maps[RWCAM] = REG_CAMCMD,
 .maps[WCAMI] = REG_CAMWRITE,
 .maps[RCAMO] = REG_CAMREAD,
 .maps[CAMDBG] = REG_CAMDBG,
 .maps[SECR] = REG_SECCFG,
 .maps[SEC_CAM_NONE] = CAM_NONE,
 .maps[SEC_CAM_WEP40] = CAM_WEP40,
 .maps[SEC_CAM_TKIP] = CAM_TKIP,
 .maps[SEC_CAM_AES] = CAM_AES,
 .maps[SEC_CAM_WEP104] = CAM_WEP104,

 .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6,
 .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5,
 .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4,
 .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3,
 .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2,
 .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1,
 .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8,
 .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7,
 .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6,
 .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5,
 .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4,
 .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3,
 .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2,
 .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1,
 .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2,
 .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1,

 .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW,
 .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT,
 .maps[RTL_IMR_BCNINT] = IMR_BCNINT,
 .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW,
 .maps[RTL_IMR_RDU] = IMR_RDU,
 .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND,
 .maps[RTL_IMR_BDOK] = IMR_BDOK,
 .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK,
 .maps[RTL_IMR_TBDER] = IMR_TBDER,
 .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK,
 .maps[RTL_IMR_TBDOK] = IMR_TBDOK,
 .maps[RTL_IMR_BKDOK] = IMR_BKDOK,
 .maps[RTL_IMR_BEDOK] = IMR_BEDOK,
 .maps[RTL_IMR_VIDOK] = IMR_VIDOK,
 .maps[RTL_IMR_VODOK] = IMR_VODOK,
 .maps[RTL_IMR_ROK] = IMR_ROK,
 .maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER),

 .maps[RTL_RC_CCK_RATE1M] = DESC_RATE1M,
 .maps[RTL_RC_CCK_RATE2M] = DESC_RATE2M,
 .maps[RTL_RC_CCK_RATE5_5M] = DESC_RATE5_5M,
 .maps[RTL_RC_CCK_RATE11M] = DESC_RATE11M,
 .maps[RTL_RC_OFDM_RATE6M] = DESC_RATE6M,
 .maps[RTL_RC_OFDM_RATE9M] = DESC_RATE9M,
 .maps[RTL_RC_OFDM_RATE12M] = DESC_RATE12M,
 .maps[RTL_RC_OFDM_RATE18M] = DESC_RATE18M,
 .maps[RTL_RC_OFDM_RATE24M] = DESC_RATE24M,
 .maps[RTL_RC_OFDM_RATE36M] = DESC_RATE36M,
 .maps[RTL_RC_OFDM_RATE48M] = DESC_RATE48M,
 .maps[RTL_RC_OFDM_RATE54M] = DESC_RATE54M,

 .maps[RTL_RC_HT_RATEMCS7] = DESC_RATEMCS7,
 .maps[RTL_RC_HT_RATEMCS15] = DESC_RATEMCS15,
};

module_param_named(swenc, rtl92du_mod_params.sw_crypto, bool, 0444);
module_param_named(debug_level, rtl92du_mod_params.debug_level, int, 0644);
module_param_named(ips, rtl92du_mod_params.inactiveps, bool, 0444);
module_param_named(swlps, rtl92du_mod_params.swctrl_lps, bool, 0444);
module_param_named(debug_mask, rtl92du_mod_params.debug_mask, ullong, 0644);
MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n");
MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 0)\n");
MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n");
MODULE_PARM_DESC(debug_level, "Set debug level (0-5) (default 0)");
MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)");

#define USB_VENDOR_ID_REALTEK  0x0bda

static const struct usb_device_id rtl8192d_usb_ids[] = {
 {RTL_USB_DEVICE(USB_VENDOR_ID_REALTEK, 0x8193, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(USB_VENDOR_ID_REALTEK, 0x8194, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(USB_VENDOR_ID_REALTEK, 0x8111, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(USB_VENDOR_ID_REALTEK, 0x0193, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(USB_VENDOR_ID_REALTEK, 0xe194, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x2019, 0xab2c, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x2019, 0xab2d, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x2019, 0x4903, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x2019, 0x4904, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x07b8, 0x8193, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x20f4, 0x664b, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x04dd, 0x954f, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x04dd, 0x96a6, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x050d, 0x110a, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x050d, 0x1105, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x050d, 0x120a, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x1668, 0x8102, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x0930, 0x0a0a, rtl92du_hal_cfg)},
 {RTL_USB_DEVICE(0x2001, 0x330c, rtl92du_hal_cfg)},
 {}
};

MODULE_DEVICE_TABLE(usb, rtl8192d_usb_ids);

static int rtl8192du_probe(struct usb_interface *intf,
      const struct usb_device_id *id)
{
 return rtl_usb_probe(intf, id, &rtl92du_hal_cfg);
}

static struct usb_driver rtl8192du_driver = {
 .name = "rtl8192du",
 .probe = rtl8192du_probe,
 .disconnect = rtl_usb_disconnect,
 .id_table = rtl8192d_usb_ids,
 .disable_hub_initiated_lpm = 1,
};

module_usb_driver(rtl8192du_driver);

MODULE_AUTHOR("Bitterblue Smith ");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Realtek 8192DU 802.11n Dual Mac USB wireless");
MODULE_FIRMWARE("rtlwifi/rtl8192dufw.bin");