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| author | Felix Fietkau <nbd@openwrt.org> | 2012-06-04 10:42:03 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2012-06-04 10:42:03 +0000 |
| commit | b755998cd7d06275d2f98be337ed66de72f349c4 (patch) | |
| tree | 06871e10b9868d39affcdf9a06bb136fbc5c1560 /package/mac80211 | |
| parent | ffea8eb913378252b8cb29849cc3c5050036dc4f (diff) | |
| download | mtk-20170518-b755998cd7d06275d2f98be337ed66de72f349c4.zip mtk-20170518-b755998cd7d06275d2f98be337ed66de72f349c4.tar.gz mtk-20170518-b755998cd7d06275d2f98be337ed66de72f349c4.tar.bz2 | |
ath9k: fall back to OTP ROM if the platform data does not contain valid eeprom data
SVN-Revision: 32044
Diffstat (limited to 'package/mac80211')
| -rw-r--r-- | package/mac80211/patches/560-ath9k_ar9003_otp_fallback.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/package/mac80211/patches/560-ath9k_ar9003_otp_fallback.patch b/package/mac80211/patches/560-ath9k_ar9003_otp_fallback.patch new file mode 100644 index 0000000..8bcf44e --- /dev/null +++ b/package/mac80211/patches/560-ath9k_ar9003_otp_fallback.patch @@ -0,0 +1,25 @@ +--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +@@ -3260,10 +3260,20 @@ static int ar9300_eeprom_restore_interna + int it; + u16 checksum, mchecksum; + struct ath_common *common = ath9k_hw_common(ah); ++ struct ar9300_eeprom *eep; + eeprom_read_op read; + +- if (ath9k_hw_use_flash(ah)) +- return ar9300_eeprom_restore_flash(ah, mptr, mdata_size); ++ if (ath9k_hw_use_flash(ah)) { ++ u8 txrx; ++ ++ ar9300_eeprom_restore_flash(ah, mptr, mdata_size); ++ ++ /* check if eeprom contains valid data */ ++ eep = (struct ar9300_eeprom *) mptr; ++ txrx = eep->baseEepHeader.txrxMask; ++ if (txrx != 0 && txrx != 0xff) ++ return 0; ++ } + + word = kzalloc(2048, GFP_KERNEL); + if (!word) |