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Signed-off-by: Wenli Looi --- drivers/net/wireless/ath/ath9k/ar9003_mac.c | 37 +++++++++++---------- drivers/net/wireless/ath/ath9k/ar9003_mac.h | 6 ++++ drivers/net/wireless/ath/ath9k/hw.c | 4 ++- drivers/net/wireless/ath/ath9k/reg.h | 1 + 4 files changed, 30 insertions(+), 18 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.c b/drivers/net/wireless/ath/ath9k/ar9003_mac.c index ff8ab58e6..059e4bfce 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c @@ -483,8 +483,11 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, { struct ar9003_rxs *rxsp = buf_addr; unsigned int phyerr; + /* status12 and status13 are only present in ar9300_rxs V2. */ + u32 last_status = + AR_SREV_AR9003_RXS_V2(ah) ? rxsp->status13 : rxsp->status11; - if ((rxsp->status11 & AR_RxDone) == 0) + if ((last_status & AR_RxDone) == 0) return -EINPROGRESS; if (MS(rxsp->ds_info, AR_DescId) != 0x168c) @@ -510,17 +513,17 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, rxs->rs_rssi_ext[1] = MS(rxsp->status5, AR_RxRSSIAnt11); rxs->rs_rssi_ext[2] = MS(rxsp->status5, AR_RxRSSIAnt12); - if (rxsp->status11 & AR_RxKeyIdxValid) - rxs->rs_keyix = MS(rxsp->status11, AR_KeyIdx); + if (last_status & AR_RxKeyIdxValid) + rxs->rs_keyix = MS(last_status, AR_KeyIdx); else rxs->rs_keyix = ATH9K_RXKEYIX_INVALID; rxs->rs_rate = MS(rxsp->status1, AR_RxRate); rxs->rs_more = (rxsp->status2 & AR_RxMore) ? 1 : 0; - rxs->rs_firstaggr = (rxsp->status11 & AR_RxFirstAggr) ? 1 : 0; - rxs->rs_isaggr = (rxsp->status11 & AR_RxAggr) ? 1 : 0; - rxs->rs_moreaggr = (rxsp->status11 & AR_RxMoreAggr) ? 1 : 0; + rxs->rs_firstaggr = (last_status & AR_RxFirstAggr) ? 1 : 0; + rxs->rs_isaggr = (last_status & AR_RxAggr) ? 1 : 0; + rxs->rs_moreaggr = (last_status & AR_RxMoreAggr) ? 1 : 0; rxs->rs_antenna = (MS(rxsp->status4, AR_RxAntenna) & 0x7); rxs->enc_flags |= (rxsp->status4 & AR_GI) ? RX_ENC_FLAG_SHORT_GI : 0; rxs->enc_flags |= @@ -533,16 +536,16 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, rxs->evm3 = rxsp->status9; rxs->evm4 = (rxsp->status10 & 0xffff); - if (rxsp->status11 & AR_PreDelimCRCErr) + if (last_status & AR_PreDelimCRCErr) rxs->rs_flags |= ATH9K_RX_DELIM_CRC_PRE; - if (rxsp->status11 & AR_PostDelimCRCErr) + if (last_status & AR_PostDelimCRCErr) rxs->rs_flags |= ATH9K_RX_DELIM_CRC_POST; - if (rxsp->status11 & AR_DecryptBusyErr) + if (last_status & AR_DecryptBusyErr) rxs->rs_flags |= ATH9K_RX_DECRYPT_BUSY; - if ((rxsp->status11 & AR_RxFrameOK) == 0) { + if ((last_status & AR_RxFrameOK) == 0) { /* * AR_CRCErr will bet set to true if we're on the last * subframe and the AR_PostDelimCRCErr is caught. @@ -551,14 +554,14 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, * possibly be reviewing the last subframe. AR_CRCErr * is the CRC of the actual data. */ - if (rxsp->status11 & AR_CRCErr) + if (last_status & AR_CRCErr) rxs->rs_status |= ATH9K_RXERR_CRC; - else if (rxsp->status11 & AR_DecryptCRCErr) + else if (last_status & AR_DecryptCRCErr) rxs->rs_status |= ATH9K_RXERR_DECRYPT; - else if (rxsp->status11 & AR_MichaelErr) + else if (last_status & AR_MichaelErr) rxs->rs_status |= ATH9K_RXERR_MIC; - if (rxsp->status11 & AR_PHYErr) { - phyerr = MS(rxsp->status11, AR_PHYErrCode); + if (last_status & AR_PHYErr) { + phyerr = MS(last_status, AR_PHYErrCode); /* * If we reach a point here where AR_PostDelimCRCErr is * true it implies we're *not* on the last subframe. In @@ -573,7 +576,7 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, * delimiter for an A-MPDU subframe (0x4E = 'N' ASCII). */ if ((phyerr == ATH9K_PHYERR_OFDM_RESTART) && - (rxsp->status11 & AR_PostDelimCRCErr)) { + (last_status & AR_PostDelimCRCErr)) { rxs->rs_phyerr = 0; } else { rxs->rs_status |= ATH9K_RXERR_PHY; @@ -582,7 +585,7 @@ int ath9k_hw_process_rxdesc_edma(struct ath_hw *ah, struct ath_rx_status *rxs, } } - if (rxsp->status11 & AR_KeyMiss) + if (last_status & AR_KeyMiss) rxs->rs_status |= ATH9K_RXERR_KEYMISS; return 0; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mac.h b/drivers/net/wireless/ath/ath9k/ar9003_mac.h index cbf60b090..07f073821 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.h @@ -65,8 +65,14 @@ struct ar9003_rxs { u32 status9; u32 status10; u32 status11; + /* status12 and status13 are only present in ar9003_rxs V2. */ + u32 status12; + u32 status13; } __packed __aligned(4); +#define AR9003_RXS_SIZE_V1 (12 * sizeof(u32)) +#define AR9003_RXS_SIZE_V2 (sizeof(struct ar9003_rxs)) + /* Transmit Control Descriptor */ struct ar9003_txc { u32 info; /* descriptor information */ diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index c32b201a3..df59bea41 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -2621,7 +2621,9 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) pCap->rx_hp_qdepth = ATH9K_HW_RX_HP_QDEPTH; pCap->rx_lp_qdepth = ATH9K_HW_RX_LP_QDEPTH; - pCap->rx_status_len = sizeof(struct ar9003_rxs); + pCap->rx_status_len = AR_SREV_AR9003_RXS_V2(ah) ? + AR9003_RXS_SIZE_V2 : + AR9003_RXS_SIZE_V1; pCap->tx_desc_len = sizeof(struct ar9003_txc); pCap->txs_len = sizeof(struct ar9003_txs); } else { diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index d465167ac..5ec263b7f 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -999,6 +999,7 @@ #define AR_SREV_SOC(_ah) \ (AR_SREV_9340(_ah) || AR_SREV_9531(_ah) || AR_SREV_9550(_ah) || \ AR_SREV_9561(_ah) || AR_SREV_5502(_ah)) +#define AR_SREV_AR9003_RXS_V2(_ah) (AR_SREV_5502(_ah)) /* NOTE: When adding chips newer than Peacock, add chip check here */ #define AR_SREV_9580_10_OR_LATER(_ah) \