diff options
| author | Nick Kossifidis <mick@madwifi-project.org> | 2009-08-10 03:26:55 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-08-14 09:13:55 -0400 |
| commit | c38e7a9348f725be0ea2493454db9e6d44fb7e0c (patch) | |
| tree | e535611368ee9a99ceefea6f9089291224c46d9e /drivers/net/wireless/ath/ath5k/eeprom.c | |
| parent | d6756d0dc220c3d12e2c4c06ca97d1dbcb5edf4e (diff) | |
ath5k: Check EEPROM before tweaking SERDES
* Read PCI-E infos offset from EEPROM and if it points to
serdes section (0x40), enable serdes programming (further tweaking
of serdes values during attach). This follows Legacy and Sam's
HAL sources.
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Acked-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath5k/eeprom.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/eeprom.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c index c56b494d417a..8af477dd6fc7 100644 --- a/drivers/net/wireless/ath/ath5k/eeprom.c +++ b/drivers/net/wireless/ath/ath5k/eeprom.c @@ -167,6 +167,16 @@ ath5k_eeprom_init_header(struct ath5k_hw *ah) ee->ee_rfkill_pin = (u8) AR5K_REG_MS(val, AR5K_EEPROM_RFKILL_GPIO_SEL); ee->ee_rfkill_pol = val & AR5K_EEPROM_RFKILL_POLARITY ? true : false; + /* Check if PCIE_OFFSET points to PCIE_SERDES_SECTION + * and enable serdes programming if needed. + * + * XXX: Serdes values seem to be fixed so + * no need to read them here, we write them + * during ath5k_hw_attach */ + AR5K_EEPROM_READ(AR5K_EEPROM_PCIE_OFFSET, val); + ee->ee_serdes = (val == AR5K_EEPROM_PCIE_SERDES_SECTION) ? + true : false; + return 0; } |