// 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");
}
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