diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2010-11-17 04:19:47 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-11-18 14:22:24 -0500 |
| commit | aaa13ca2428789b3c8096b5edc175d4d78b5f504 (patch) | |
| tree | b0d128512a013abcc50780a1ef6c49396128f666 | |
| parent | a05b5d45049d60a06a1b12976150572304a51928 (diff) | |
ath9k_hw: support reading calibration data from flash on AR9003
Embedded boards do not have compressed EEPROM data, they use the
struct ar9003_eeprom layout, with little endian fields, so copying
the raw data to the eeprom buffer is enough.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_eeprom.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 230a1228de8e..9a7e151f0796 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -3271,6 +3271,18 @@ static bool ar9300_check_eeprom_header(struct ath_hw *ah, eeprom_read_op read, return ar9300_check_header(header); } +static int ar9300_eeprom_restore_flash(struct ath_hw *ah, u8 *mptr, + int mdata_size) +{ + struct ath_common *common = ath9k_hw_common(ah); + u16 *data = (u16 *) mptr; + int i; + + for (i = 0; i < mdata_size / 2; i++, data++) + ath9k_hw_nvram_read(common, i, data); + + return 0; +} /* * Read the configuration data from the eeprom. * The data can be put in any specified memory buffer. @@ -3293,6 +3305,9 @@ static int ar9300_eeprom_restore_internal(struct ath_hw *ah, struct ath_common *common = ath9k_hw_common(ah); eeprom_read_op read; + if (ath9k_hw_use_flash(ah)) + return ar9300_eeprom_restore_flash(ah, mptr, mdata_size); + word = kzalloc(2048, GFP_KERNEL); if (!word) return -1; |