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path: root/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c320
1 files changed, 320 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c
new file mode 100644
index 000000000000..c8444a72ff69
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/fw.c
@@ -0,0 +1,320 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2009-2012 Realtek Corporation.*/
+
+#include "../wifi.h"
+#include "../pci.h"
+#include "../base.h"
+#include "../efuse.h"
+#include "../rtl8192d/reg.h"
+#include "../rtl8192d/def.h"
+#include "../rtl8192d/fw_common.h"
+#include "fw.h"
+#include "sw.h"
+
+int rtl92d_download_fw(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
+ u8 *pfwheader;
+ u8 *pfwdata;
+ u32 fwsize;
+ int err;
+ enum version_8192d version = rtlhal->version;
+ u8 value;
+ u32 count;
+ bool fw_downloaded = false, fwdl_in_process = false;
+ unsigned long flags;
+
+ 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;
+ }
+
+ spin_lock_irqsave(&globalmutex_for_fwdownload, flags);
+ fw_downloaded = rtl92d_is_fw_downloaded(rtlpriv);
+ if ((rtl_read_byte(rtlpriv, 0x1f) & BIT(5)) == BIT(5))
+ fwdl_in_process = true;
+ else
+ fwdl_in_process = false;
+ if (fw_downloaded) {
+ spin_unlock_irqrestore(&globalmutex_for_fwdownload, flags);
+ goto exit;
+ } else if (fwdl_in_process) {
+ spin_unlock_irqrestore(&globalmutex_for_fwdownload, flags);
+ for (count = 0; count < 5000; count++) {
+ udelay(500);
+ spin_lock_irqsave(&globalmutex_for_fwdownload, flags);
+ fw_downloaded = rtl92d_is_fw_downloaded(rtlpriv);
+ if ((rtl_read_byte(rtlpriv, 0x1f) & BIT(5)) == BIT(5))
+ fwdl_in_process = true;
+ else
+ fwdl_in_process = false;
+ spin_unlock_irqrestore(&globalmutex_for_fwdownload,
+ flags);
+ if (fw_downloaded)
+ goto exit;
+ else if (!fwdl_in_process)
+ break;
+ else
+ rtl_dbg(rtlpriv, COMP_FW, DBG_DMESG,
+ "Wait for another mac download fw\n");
+ }
+ spin_lock_irqsave(&globalmutex_for_fwdownload, flags);
+ value = rtl_read_byte(rtlpriv, 0x1f);
+ value |= BIT(5);
+ rtl_write_byte(rtlpriv, 0x1f, value);
+ spin_unlock_irqrestore(&globalmutex_for_fwdownload, flags);
+ } else {
+ value = rtl_read_byte(rtlpriv, 0x1f);
+ value |= BIT(5);
+ rtl_write_byte(rtlpriv, 0x1f, value);
+ spin_unlock_irqrestore(&globalmutex_for_fwdownload, flags);
+ }
+
+ /* If 8051 is running in RAM code, driver should
+ * inform Fw to reset by itself, or it will cause
+ * download Fw fail.*/
+ /* 8051 RAM code */
+ 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);
+ spin_lock_irqsave(&globalmutex_for_fwdownload, flags);
+ err = rtl92d_fw_free_to_go(hw);
+ /* download fw over,clear 0x1f[5] */
+ value = rtl_read_byte(rtlpriv, 0x1f);
+ value &= (~BIT(5));
+ rtl_write_byte(rtlpriv, 0x1f, value);
+ spin_unlock_irqrestore(&globalmutex_for_fwdownload, flags);
+ if (err)
+ pr_err("fw is not ready to run!\n");
+exit:
+ err = rtl92d_fw_init(hw);
+ return err;
+}
+
+static bool _rtl92d_cmd_send_packet(struct ieee80211_hw *hw,
+ struct sk_buff *skb)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
+ struct rtl8192_tx_ring *ring;
+ struct rtl_tx_desc *pdesc;
+ u8 idx = 0;
+ unsigned long flags;
+ struct sk_buff *pskb;
+
+ ring = &rtlpci->tx_ring[BEACON_QUEUE];
+ pskb = __skb_dequeue(&ring->queue);
+ kfree_skb(pskb);
+ spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags);
+ pdesc = &ring->desc[idx];
+ /* discard output from call below */
+ rtlpriv->cfg->ops->get_desc(hw, (u8 *)pdesc, true, HW_DESC_OWN);
+ rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *)pdesc, skb);
+ __skb_queue_tail(&ring->queue, skb);
+ spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);
+ rtlpriv->cfg->ops->tx_polling(hw, BEACON_QUEUE);
+ return true;
+}
+
+#define BEACON_PG 0 /*->1 */
+#define PSPOLL_PG 2
+#define NULL_PG 3
+#define PROBERSP_PG 4 /*->5 */
+#define TOTAL_RESERVED_PKT_LEN 768
+
+static u8 reserved_page_packet[TOTAL_RESERVED_PKT_LEN] = {
+ /* page 0 beacon */
+ 0x80, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
+ 0x00, 0x40, 0x10, 0x10, 0x00, 0x03, 0x50, 0x08,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x64, 0x00, 0x00, 0x04, 0x00, 0x0C, 0x6C, 0x69,
+ 0x6E, 0x6B, 0x73, 0x79, 0x73, 0x5F, 0x77, 0x6C,
+ 0x61, 0x6E, 0x01, 0x04, 0x82, 0x84, 0x8B, 0x96,
+ 0x03, 0x01, 0x01, 0x06, 0x02, 0x00, 0x00, 0x2A,
+ 0x01, 0x00, 0x32, 0x08, 0x24, 0x30, 0x48, 0x6C,
+ 0x0C, 0x12, 0x18, 0x60, 0x2D, 0x1A, 0x6C, 0x18,
+ 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x3D, 0x00, 0xDD, 0x06, 0x00, 0xE0, 0x4C, 0x02,
+ 0x01, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ /* page 1 beacon */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x10, 0x00, 0x20, 0x8C, 0x00, 0x12, 0x10, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ /* page 2 ps-poll */
+ 0xA4, 0x10, 0x01, 0xC0, 0x00, 0x40, 0x10, 0x10,
+ 0x00, 0x03, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x18, 0x00, 0x20, 0x8C, 0x00, 0x12, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
+ 0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ /* page 3 null */
+ 0x48, 0x01, 0x00, 0x00, 0x00, 0x40, 0x10, 0x10,
+ 0x00, 0x03, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
+ 0x00, 0x40, 0x10, 0x10, 0x00, 0x03, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x72, 0x00, 0x20, 0x8C, 0x00, 0x12, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
+ 0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ /* page 4 probe_resp */
+ 0x50, 0x00, 0x00, 0x00, 0x00, 0x40, 0x10, 0x10,
+ 0x00, 0x03, 0x00, 0xE0, 0x4C, 0x76, 0x00, 0x42,
+ 0x00, 0x40, 0x10, 0x10, 0x00, 0x03, 0x00, 0x00,
+ 0x9E, 0x46, 0x15, 0x32, 0x27, 0xF2, 0x2D, 0x00,
+ 0x64, 0x00, 0x00, 0x04, 0x00, 0x0C, 0x6C, 0x69,
+ 0x6E, 0x6B, 0x73, 0x79, 0x73, 0x5F, 0x77, 0x6C,
+ 0x61, 0x6E, 0x01, 0x04, 0x82, 0x84, 0x8B, 0x96,
+ 0x03, 0x01, 0x01, 0x06, 0x02, 0x00, 0x00, 0x2A,
+ 0x01, 0x00, 0x32, 0x08, 0x24, 0x30, 0x48, 0x6C,
+ 0x0C, 0x12, 0x18, 0x60, 0x2D, 0x1A, 0x6C, 0x18,
+ 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x3D, 0x00, 0xDD, 0x06, 0x00, 0xE0, 0x4C, 0x02,
+ 0x01, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ /* page 5 probe_resp */
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+
+void rtl92d_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
+ struct sk_buff *skb = NULL;
+ u32 totalpacketlen;
+ bool rtstatus;
+ u8 u1rsvdpageloc[3] = { PROBERSP_PG, PSPOLL_PG, NULL_PG };
+ bool dlok = false;
+ u8 *beacon;
+ u8 *p_pspoll;
+ u8 *nullfunc;
+ u8 *p_probersp;
+ /*---------------------------------------------------------
+ (1) beacon
+ ---------------------------------------------------------*/
+ beacon = &reserved_page_packet[BEACON_PG * 128];
+ SET_80211_HDR_ADDRESS2(beacon, mac->mac_addr);
+ SET_80211_HDR_ADDRESS3(beacon, mac->bssid);
+ /*-------------------------------------------------------
+ (2) ps-poll
+ --------------------------------------------------------*/
+ p_pspoll = &reserved_page_packet[PSPOLL_PG * 128];
+ SET_80211_PS_POLL_AID(p_pspoll, (mac->assoc_id | 0xc000));
+ SET_80211_PS_POLL_BSSID(p_pspoll, mac->bssid);
+ SET_80211_PS_POLL_TA(p_pspoll, mac->mac_addr);
+ /*--------------------------------------------------------
+ (3) null data
+ ---------------------------------------------------------*/
+ nullfunc = &reserved_page_packet[NULL_PG * 128];
+ SET_80211_HDR_ADDRESS1(nullfunc, mac->bssid);
+ SET_80211_HDR_ADDRESS2(nullfunc, mac->mac_addr);
+ SET_80211_HDR_ADDRESS3(nullfunc, mac->bssid);
+ /*---------------------------------------------------------
+ (4) probe response
+ ----------------------------------------------------------*/
+ p_probersp = &reserved_page_packet[PROBERSP_PG * 128];
+ SET_80211_HDR_ADDRESS1(p_probersp, mac->bssid);
+ SET_80211_HDR_ADDRESS2(p_probersp, mac->mac_addr);
+ SET_80211_HDR_ADDRESS3(p_probersp, mac->bssid);
+ totalpacketlen = TOTAL_RESERVED_PKT_LEN;
+ RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
+ "rtl92d_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL",
+ &reserved_page_packet[0], totalpacketlen);
+ RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
+ "rtl92d_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL",
+ u1rsvdpageloc, 3);
+ skb = dev_alloc_skb(totalpacketlen);
+ if (!skb) {
+ dlok = false;
+ } else {
+ skb_put_data(skb, &reserved_page_packet, totalpacketlen);
+ rtstatus = _rtl92d_cmd_send_packet(hw, skb);
+
+ if (rtstatus)
+ dlok = true;
+ }
+ if (dlok) {
+ rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD,
+ "Set RSVD page location to Fw\n");
+ RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_DMESG,
+ "H2C_RSVDPAGE", u1rsvdpageloc, 3);
+ rtl92d_fill_h2c_cmd(hw, H2C_RSVDPAGE,
+ sizeof(u1rsvdpageloc), u1rsvdpageloc);
+ } else
+ rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING,
+ "Set RSVD page location to Fw FAIL!!!!!!\n");
+}
generated by cgit (git 2.34.1) at 2025-12-26 16:43:21 +0000