wifi: rtlwifi: Add rtl8192du/fw.{c,h} and rtl8192du/led.{c,h}

fw.c contains a function for loading the firmware.
led.c contains a function for controlling the LED.

Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://msgid.link/a52b8907-267c-4811-90ca-5eb852a2aa09@gmail.com

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192du/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/fw.c
new file mode 100644 (file)
index 0000000..f74e4e8
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/fw.c
@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2024  Realtek Corporation.*/
+
+#include "../wifi.h"
+#include "../rtl8192d/reg.h"
+#include "../rtl8192d/def.h"
+#include "../rtl8192d/fw_common.h"
+#include "fw.h"
+
+int rtl92du_download_fw(struct ieee80211_hw *hw)
+{
+       struct rtl_priv *rtlpriv = rtl_priv(hw);
+       struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
+       enum version_8192d version = rtlhal->version;
+       u8 *pfwheader;
+       u8 *pfwdata;
+       u32 fwsize;
+       int err;
+
+       if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware)
+               return 1;
+
+       fwsize = rtlhal->fwsize;
+       pfwheader = rtlhal->pfirmware;
+       pfwdata = rtlhal->pfirmware;
+       rtlhal->fw_version = (u16)GET_FIRMWARE_HDR_VERSION(pfwheader);
+       rtlhal->fw_subversion = (u16)GET_FIRMWARE_HDR_SUB_VER(pfwheader);
+
+       rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
+               "FirmwareVersion(%d), FirmwareSubVersion(%d), Signature(%#x)\n",
+               rtlhal->fw_version, rtlhal->fw_subversion,
+               GET_FIRMWARE_HDR_SIGNATURE(pfwheader));
+
+       if (IS_FW_HEADER_EXIST(pfwheader)) {
+               rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
+                       "Shift 32 bytes for FW header!!\n");
+               pfwdata = pfwdata + 32;
+               fwsize = fwsize - 32;
+       }
+
+       if (rtl92d_is_fw_downloaded(rtlpriv))
+               goto exit;
+
+       /* If 8051 is running in RAM code, driver should
+        * inform Fw to reset by itself, or it will cause
+        * download Fw fail.
+        */
+       if (rtl_read_byte(rtlpriv, REG_MCUFWDL) & BIT(7)) {
+               rtl92d_firmware_selfreset(hw);
+               rtl_write_byte(rtlpriv, REG_MCUFWDL, 0x00);
+       }
+
+       rtl92d_enable_fw_download(hw, true);
+       rtl92d_write_fw(hw, version, pfwdata, fwsize);
+       rtl92d_enable_fw_download(hw, false);
+
+       err = rtl92d_fw_free_to_go(hw);
+       if (err)
+               pr_err("fw is not ready to run!\n");
+exit:
+       err = rtl92d_fw_init(hw);
+       return err;
+}

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192du/fw.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/fw.h
new file mode 100644 (file)
index 0000000..7904bfb
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/fw.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright(c) 2024  Realtek Corporation.*/
+
+#ifndef __RTL92DU_FW_H__
+#define __RTL92DU_FW_H__
+
+int rtl92du_download_fw(struct ieee80211_hw *hw);
+
+#endif

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192du/led.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/led.c
new file mode 100644 (file)
index 0000000..6c12dfb
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/led.c
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2024  Realtek Corporation.*/
+
+#include "../wifi.h"
+#include "led.h"
+
+void rtl92du_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
+{
+       /* The hardware has control. */
+}

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192du/led.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/led.h
new file mode 100644 (file)
index 0000000..d7ebc8a
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192du/led.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright(c) 2024  Realtek Corporation.*/
+
+#ifndef __RTL92DU_LED_H__
+#define __RTL92DU_LED_H__
+
+void rtl92du_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction);
+
+#endif