From 5bfb119980ceb2dd15b7492af9aaddf52a3e3e82 Mon Sep 17 00:00:00 2001 From: nbd Date: Mon, 4 Jun 2012 10:42:03 +0000 Subject: ath9k: fall back to OTP ROM if the platform data does not contain valid eeprom data git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32044 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../patches/560-ath9k_ar9003_otp_fallback.patch | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 package/mac80211/patches/560-ath9k_ar9003_otp_fallback.patch (limited to 'package/mac80211') 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 000000000..8bcf44e4a --- /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) -- cgit v1.2.3