diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/efuse.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/efuse.c | 42 |
1 files changed, 32 insertions, 10 deletions
diff --git a/drivers/net/wireless/rtlwifi/efuse.c b/drivers/net/wireless/rtlwifi/efuse.c index 8e2f9afb125..41a03b12463 100644 --- a/drivers/net/wireless/rtlwifi/efuse.c +++ b/drivers/net/wireless/rtlwifi/efuse.c @@ -35,8 +35,6 @@ static const u8 MAX_PGPKT_SIZE = 9; static const u8 PGPKT_DATA_SIZE = 8; static const int EFUSE_MAX_SIZE = 512; -static const u8 EFUSE_OOB_PROTECT_BYTES = 15; - static const struct efuse_map RTL8712_SDIO_EFUSE_TABLE[] = { {0, 0, 0, 2}, {0, 1, 0, 2}, @@ -240,6 +238,7 @@ void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf) u8 rtemp8[1]; u16 efuse_addr = 0; u8 offset, wren; + u8 u1temp = 0; u16 i; u16 j; const u16 efuse_max_section = @@ -285,10 +284,31 @@ void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf) } while ((*rtemp8 != 0xFF) && (efuse_addr < efuse_len)) { - offset = ((*rtemp8 >> 4) & 0x0f); + /* Check PG header for section num. */ + if ((*rtemp8 & 0x1F) == 0x0F) {/* extended header */ + u1temp = ((*rtemp8 & 0xE0) >> 5); + read_efuse_byte(hw, efuse_addr, rtemp8); - if (offset < efuse_max_section) { + if ((*rtemp8 & 0x0F) == 0x0F) { + efuse_addr++; + read_efuse_byte(hw, efuse_addr, rtemp8); + + if (*rtemp8 != 0xFF && + (efuse_addr < efuse_len)) { + efuse_addr++; + } + continue; + } else { + offset = ((*rtemp8 & 0xF0) >> 1) | u1temp; + wren = (*rtemp8 & 0x0F); + efuse_addr++; + } + } else { + offset = ((*rtemp8 >> 4) & 0x0f); wren = (*rtemp8 & 0x0f); + } + + if (offset < efuse_max_section) { RTPRINT(rtlpriv, FEEPROM, EFUSE_READ_ALL, "offset-%d Worden=%x\n", offset, wren); @@ -391,7 +411,8 @@ bool efuse_shadow_update_chk(struct ieee80211_hw *hw) efuse_used = rtlefuse->efuse_usedbytes; if ((totalbytes + efuse_used) >= - (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES)) + (EFUSE_MAX_SIZE - + rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) result = false; RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, @@ -932,8 +953,8 @@ static int efuse_pg_packet_write(struct ieee80211_hw *hw, u8 badworden = 0x0F; static int repeat_times; - if (efuse_get_current_size(hw) >= - (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES)) { + if (efuse_get_current_size(hw) >= (EFUSE_MAX_SIZE - + rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) { RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, "efuse_pg_packet_write error\n"); return false; @@ -949,8 +970,8 @@ static int efuse_pg_packet_write(struct ieee80211_hw *hw, RTPRINT(rtlpriv, FEEPROM, EFUSE_PG, "efuse Power ON\n"); - while (continual && (efuse_addr < - (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES))) { + while (continual && (efuse_addr < (EFUSE_MAX_SIZE - + rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN]))) { if (write_state == PG_STATE_HEADER) { badworden = 0x0F; @@ -1003,7 +1024,8 @@ static int efuse_pg_packet_write(struct ieee80211_hw *hw, } } - if (efuse_addr >= (EFUSE_MAX_SIZE - EFUSE_OOB_PROTECT_BYTES)) { + if (efuse_addr >= (EFUSE_MAX_SIZE - + rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) { RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "efuse_addr(%#x) Out of size!!\n", efuse_addr); } |