diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8723com/fw_common.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8723com/fw_common.c | 339 |
1 files changed, 0 insertions, 339 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8723com/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8723com/fw_common.c deleted file mode 100644 index a2f5e89be..000000000 --- a/drivers/net/wireless/rtlwifi/rtl8723com/fw_common.c +++ /dev/null @@ -1,339 +0,0 @@ -/****************************************************************************** - * - * Copyright(c) 2009-2014 Realtek Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * - * Contact Information: - * wlanfae <wlanfae@realtek.com> - * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, - * Hsinchu 300, Taiwan. - * - * Larry Finger <Larry.Finger@lwfinger.net> - * - *****************************************************************************/ - -#include "../wifi.h" -#include "../pci.h" -#include "../base.h" -#include "fw_common.h" -#include <linux/module.h> - -void rtl8723_enable_fw_download(struct ieee80211_hw *hw, bool enable) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 tmp; - - if (enable) { - tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1); - rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN + 1, - tmp | 0x04); - - tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL); - rtl_write_byte(rtlpriv, REG_MCUFWDL, tmp | 0x01); - - tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL + 2); - rtl_write_byte(rtlpriv, REG_MCUFWDL + 2, tmp & 0xf7); - } else { - tmp = rtl_read_byte(rtlpriv, REG_MCUFWDL); - rtl_write_byte(rtlpriv, REG_MCUFWDL, tmp & 0xfe); - - rtl_write_byte(rtlpriv, REG_MCUFWDL + 1, 0x00); - } -} -EXPORT_SYMBOL_GPL(rtl8723_enable_fw_download); - -void rtl8723_fw_block_write(struct ieee80211_hw *hw, - const u8 *buffer, u32 size) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u32 blocksize = sizeof(u32); - u8 *bufferptr = (u8 *)buffer; - u32 *pu4byteptr = (u32 *)buffer; - u32 i, offset, blockcount, remainsize; - - blockcount = size / blocksize; - remainsize = size % blocksize; - - for (i = 0; i < blockcount; i++) { - offset = i * blocksize; - rtl_write_dword(rtlpriv, (FW_8192C_START_ADDRESS + offset), - *(pu4byteptr + i)); - } - if (remainsize) { - offset = blockcount * blocksize; - bufferptr += offset; - for (i = 0; i < remainsize; i++) { - rtl_write_byte(rtlpriv, - (FW_8192C_START_ADDRESS + offset + i), - *(bufferptr + i)); - } - } -} -EXPORT_SYMBOL_GPL(rtl8723_fw_block_write); - -void rtl8723_fw_page_write(struct ieee80211_hw *hw, - u32 page, const u8 *buffer, u32 size) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 value8; - u8 u8page = (u8) (page & 0x07); - - value8 = (rtl_read_byte(rtlpriv, REG_MCUFWDL + 2) & 0xF8) | u8page; - - rtl_write_byte(rtlpriv, (REG_MCUFWDL + 2), value8); - rtl8723_fw_block_write(hw, buffer, size); -} -EXPORT_SYMBOL_GPL(rtl8723_fw_page_write); - -void rtl8723_fill_dummy(u8 *pfwbuf, u32 *pfwlen) -{ - u32 fwlen = *pfwlen; - u8 remain = (u8) (fwlen % 4); - - remain = (remain == 0) ? 0 : (4 - remain); - - while (remain > 0) { - pfwbuf[fwlen] = 0; - fwlen++; - remain--; - } - *pfwlen = fwlen; -} -EXPORT_SYMBOL(rtl8723_fill_dummy); - -void rtl8723_write_fw(struct ieee80211_hw *hw, - enum version_8723e version, - u8 *buffer, u32 size, u8 max_page) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u8 *bufferptr = buffer; - u32 page_nums, remain_size; - u32 page, offset; - - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "FW size is %d bytes,\n", size); - - rtl8723_fill_dummy(bufferptr, &size); - - page_nums = size / FW_8192C_PAGE_SIZE; - remain_size = size % FW_8192C_PAGE_SIZE; - - if (page_nums > max_page) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - "Page numbers should not greater than %d\n", max_page); - } - for (page = 0; page < page_nums; page++) { - offset = page * FW_8192C_PAGE_SIZE; - rtl8723_fw_page_write(hw, page, (bufferptr + offset), - FW_8192C_PAGE_SIZE); - } - - if (remain_size) { - offset = page_nums * FW_8192C_PAGE_SIZE; - page = page_nums; - rtl8723_fw_page_write(hw, page, (bufferptr + offset), - remain_size); - } - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, "FW write done.\n"); -} -EXPORT_SYMBOL_GPL(rtl8723_write_fw); - -void rtl8723ae_firmware_selfreset(struct ieee80211_hw *hw) -{ - u8 u1b_tmp; - u8 delay = 100; - struct rtl_priv *rtlpriv = rtl_priv(hw); - - rtl_write_byte(rtlpriv, REG_HMETFR + 3, 0x20); - u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1); - - while (u1b_tmp & BIT(2)) { - delay--; - if (delay == 0) - break; - udelay(50); - u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1); - } - if (delay == 0) { - u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1); - rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN + 1, - u1b_tmp&(~BIT(2))); - } -} -EXPORT_SYMBOL_GPL(rtl8723ae_firmware_selfreset); - -void rtl8723be_firmware_selfreset(struct ieee80211_hw *hw) -{ - u8 u1b_tmp; - struct rtl_priv *rtlpriv = rtl_priv(hw); - - u1b_tmp = rtl_read_byte(rtlpriv, REG_RSV_CTRL + 1); - rtl_write_byte(rtlpriv, REG_RSV_CTRL + 1, (u1b_tmp & (~BIT(0)))); - - u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1); - rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN + 1, (u1b_tmp & (~BIT(2)))); - udelay(50); - - u1b_tmp = rtl_read_byte(rtlpriv, REG_RSV_CTRL + 1); - rtl_write_byte(rtlpriv, REG_RSV_CTRL + 1, (u1b_tmp | BIT(0))); - - u1b_tmp = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN + 1); - rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN + 1, (u1b_tmp | BIT(2))); - - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - " _8051Reset8723be(): 8051 reset success .\n"); -} -EXPORT_SYMBOL_GPL(rtl8723be_firmware_selfreset); - -int rtl8723_fw_free_to_go(struct ieee80211_hw *hw, bool is_8723be, - int max_count) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - int err = -EIO; - u32 counter = 0; - u32 value32; - - do { - value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL); - } while ((counter++ < max_count) && - (!(value32 & FWDL_CHKSUM_RPT))); - - if (counter >= max_count) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - "chksum report fail ! REG_MCUFWDL:0x%08x .\n", - value32); - goto exit; - } - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - "Checksum report OK ! REG_MCUFWDL:0x%08x .\n", value32); - - value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL) | MCUFWDL_RDY; - value32 &= ~WINTINI_RDY; - rtl_write_dword(rtlpriv, REG_MCUFWDL, value32); - - if (is_8723be) - rtl8723be_firmware_selfreset(hw); - counter = 0; - - do { - value32 = rtl_read_dword(rtlpriv, REG_MCUFWDL); - if (value32 & WINTINI_RDY) { - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - "Polling FW ready success!! REG_MCUFWDL:0x%08x .\n", - value32); - err = 0; - goto exit; - } - - mdelay(FW_8192C_POLLING_DELAY); - - } while (counter++ < max_count); - - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - "Polling FW ready fail!! REG_MCUFWDL:0x%08x .\n", - value32); - -exit: - return err; -} -EXPORT_SYMBOL_GPL(rtl8723_fw_free_to_go); - -int rtl8723_download_fw(struct ieee80211_hw *hw, - bool is_8723be, int max_count) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); - struct rtlwifi_firmware_header *pfwheader; - u8 *pfwdata; - u32 fwsize; - int err; - enum version_8723e version = rtlhal->version; - int max_page; - - if (!rtlhal->pfirmware) - return 1; - - pfwheader = (struct rtlwifi_firmware_header *)rtlhal->pfirmware; - pfwdata = rtlhal->pfirmware; - fwsize = rtlhal->fwsize; - - if (!is_8723be) - max_page = 6; - else - max_page = 8; - if (rtlpriv->cfg->ops->is_fw_header(pfwheader)) { - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, - "Firmware Version(%d), Signature(%#x), Size(%d)\n", - pfwheader->version, pfwheader->signature, - (int)sizeof(struct rtlwifi_firmware_header)); - - pfwdata = pfwdata + sizeof(struct rtlwifi_firmware_header); - fwsize = fwsize - sizeof(struct rtlwifi_firmware_header); - } - - if (rtl_read_byte(rtlpriv, REG_MCUFWDL)&BIT(7)) { - if (is_8723be) - rtl8723be_firmware_selfreset(hw); - else - rtl8723ae_firmware_selfreset(hw); - rtl_write_byte(rtlpriv, REG_MCUFWDL, 0x00); - } - rtl8723_enable_fw_download(hw, true); - rtl8723_write_fw(hw, version, pfwdata, fwsize, max_page); - rtl8723_enable_fw_download(hw, false); - - err = rtl8723_fw_free_to_go(hw, is_8723be, max_count); - if (err) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - "Firmware is not ready to run!\n"); - } else { - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - "Firmware is ready to run!\n"); - } - return 0; -} -EXPORT_SYMBOL_GPL(rtl8723_download_fw); - -bool rtl8723_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; - struct sk_buff *pskb = NULL; - u8 own; - unsigned long flags; - - ring = &rtlpci->tx_ring[BEACON_QUEUE]; - - pskb = __skb_dequeue(&ring->queue); - if (pskb) - kfree_skb(pskb); - - spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags); - - pdesc = &ring->desc[0]; - own = (u8) rtlpriv->cfg->ops->get_desc((u8 *)pdesc, true, HW_DESC_OWN); - - rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *)pdesc, 1, 1, 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; -} -EXPORT_SYMBOL_GPL(rtl8723_cmd_send_packet); |