mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-24 21:09:53 +02:00
ath9k: fix spurious decryption crc error regression
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24976 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
parent
5dceefad48
commit
1480761fe1
56
package/mac80211/patches/550-ath9k_decrypt_error_fix.patch
Normal file
56
package/mac80211/patches/550-ath9k_decrypt_error_fix.patch
Normal file
@ -0,0 +1,56 @@
|
||||
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
|
||||
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
|
||||
@@ -615,7 +615,7 @@ int ath9k_hw_process_rxdesc_edma(struct
|
||||
*/
|
||||
if (rxsp->status11 & AR_CRCErr)
|
||||
rxs->rs_status |= ATH9K_RXERR_CRC;
|
||||
- if (rxsp->status11 & AR_PHYErr) {
|
||||
+ else if (rxsp->status11 & AR_PHYErr) {
|
||||
phyerr = MS(rxsp->status11, AR_PHYErrCode);
|
||||
/*
|
||||
* If we reach a point here where AR_PostDelimCRCErr is
|
||||
@@ -638,11 +638,11 @@ int ath9k_hw_process_rxdesc_edma(struct
|
||||
rxs->rs_phyerr = phyerr;
|
||||
}
|
||||
|
||||
- }
|
||||
- if (rxsp->status11 & AR_DecryptCRCErr)
|
||||
+ } else if (rxsp->status11 & AR_DecryptCRCErr)
|
||||
rxs->rs_status |= ATH9K_RXERR_DECRYPT;
|
||||
- if (rxsp->status11 & AR_MichaelErr)
|
||||
+ else if (rxsp->status11 & AR_MichaelErr)
|
||||
rxs->rs_status |= ATH9K_RXERR_MIC;
|
||||
+
|
||||
if (rxsp->status11 & AR_KeyMiss)
|
||||
rxs->rs_status |= ATH9K_RXERR_DECRYPT;
|
||||
}
|
||||
--- a/drivers/net/wireless/ath/ath9k/mac.c
|
||||
+++ b/drivers/net/wireless/ath/ath9k/mac.c
|
||||
@@ -690,17 +690,23 @@ int ath9k_hw_rxprocdesc(struct ath_hw *a
|
||||
rs->rs_flags |= ATH9K_RX_DECRYPT_BUSY;
|
||||
|
||||
if ((ads.ds_rxstatus8 & AR_RxFrameOK) == 0) {
|
||||
+ /*
|
||||
+ * Treat these errors as mutually exclusive to avoid spurious
|
||||
+ * extra error reports from the hardware. If a CRC error is
|
||||
+ * reported, then decryption and MIC errors are irrelevant,
|
||||
+ * the frame is going to be dropped either way
|
||||
+ */
|
||||
if (ads.ds_rxstatus8 & AR_CRCErr)
|
||||
rs->rs_status |= ATH9K_RXERR_CRC;
|
||||
- if (ads.ds_rxstatus8 & AR_PHYErr) {
|
||||
+ else if (ads.ds_rxstatus8 & AR_PHYErr) {
|
||||
rs->rs_status |= ATH9K_RXERR_PHY;
|
||||
phyerr = MS(ads.ds_rxstatus8, AR_PHYErrCode);
|
||||
rs->rs_phyerr = phyerr;
|
||||
- }
|
||||
- if (ads.ds_rxstatus8 & AR_DecryptCRCErr)
|
||||
+ } else if (ads.ds_rxstatus8 & AR_DecryptCRCErr)
|
||||
rs->rs_status |= ATH9K_RXERR_DECRYPT;
|
||||
- if (ads.ds_rxstatus8 & AR_MichaelErr)
|
||||
+ else if (ads.ds_rxstatus8 & AR_MichaelErr)
|
||||
rs->rs_status |= ATH9K_RXERR_MIC;
|
||||
+
|
||||
if (ads.ds_rxstatus8 & AR_KeyMiss)
|
||||
rs->rs_status |= ATH9K_RXERR_DECRYPT;
|
||||
}
|
Loading…
Reference in New Issue
Block a user