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path: root/drivers/net/wireless/ath/ath9k/ar9002_mac.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9002_mac.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9002_mac.c257
1 files changed, 91 insertions, 166 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9002_mac.c b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
index 45b262fe2c25..f7d8e516a2a9 100644
--- a/drivers/net/wireless/ath/ath9k/ar9002_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9002_mac.c
@@ -170,33 +170,104 @@ static bool ar9002_hw_get_isr(struct ath_hw *ah, enum ath9k_int *masked)
return true;
}
-static void ar9002_hw_fill_txdesc(struct ath_hw *ah, void *ds, u32 seglen,
- bool is_firstseg, bool is_lastseg,
- const void *ds0, dma_addr_t buf_addr,
- unsigned int qcu)
+static void
+ar9002_set_txdesc(struct ath_hw *ah, void *ds, struct ath_tx_info *i)
{
struct ar5416_desc *ads = AR5416DESC(ds);
+ u32 ctl1, ctl6;
- ads->ds_data = buf_addr;
-
- if (is_firstseg) {
- ads->ds_ctl1 |= seglen | (is_lastseg ? 0 : AR_TxMore);
- } else if (is_lastseg) {
- ads->ds_ctl0 = 0;
- ads->ds_ctl1 = seglen;
- ads->ds_ctl2 = AR5416DESC_CONST(ds0)->ds_ctl2;
- ads->ds_ctl3 = AR5416DESC_CONST(ds0)->ds_ctl3;
- } else {
- ads->ds_ctl0 = 0;
- ads->ds_ctl1 = seglen | AR_TxMore;
- ads->ds_ctl2 = 0;
- ads->ds_ctl3 = 0;
- }
ads->ds_txstatus0 = ads->ds_txstatus1 = 0;
ads->ds_txstatus2 = ads->ds_txstatus3 = 0;
ads->ds_txstatus4 = ads->ds_txstatus5 = 0;
ads->ds_txstatus6 = ads->ds_txstatus7 = 0;
ads->ds_txstatus8 = ads->ds_txstatus9 = 0;
+
+ ACCESS_ONCE(ads->ds_link) = i->link;
+ ACCESS_ONCE(ads->ds_data) = i->buf_addr[0];
+
+ ctl1 = i->buf_len[0] | (i->is_last ? 0 : AR_TxMore);
+ ctl6 = SM(i->keytype, AR_EncrType);
+
+ if (AR_SREV_9285(ah)) {
+ ads->ds_ctl8 = 0;
+ ads->ds_ctl9 = 0;
+ ads->ds_ctl10 = 0;
+ ads->ds_ctl11 = 0;
+ }
+
+ if ((i->is_first || i->is_last) &&
+ i->aggr != AGGR_BUF_MIDDLE && i->aggr != AGGR_BUF_LAST) {
+ ACCESS_ONCE(ads->ds_ctl2) = set11nTries(i->rates, 0)
+ | set11nTries(i->rates, 1)
+ | set11nTries(i->rates, 2)
+ | set11nTries(i->rates, 3)
+ | (i->dur_update ? AR_DurUpdateEna : 0)
+ | SM(0, AR_BurstDur);
+
+ ACCESS_ONCE(ads->ds_ctl3) = set11nRate(i->rates, 0)
+ | set11nRate(i->rates, 1)
+ | set11nRate(i->rates, 2)
+ | set11nRate(i->rates, 3);
+ } else {
+ ACCESS_ONCE(ads->ds_ctl2) = 0;
+ ACCESS_ONCE(ads->ds_ctl3) = 0;
+ }
+
+ if (!i->is_first) {
+ ACCESS_ONCE(ads->ds_ctl0) = 0;
+ ACCESS_ONCE(ads->ds_ctl1) = ctl1;
+ ACCESS_ONCE(ads->ds_ctl6) = ctl6;
+ return;
+ }
+
+ ctl1 |= (i->keyix != ATH9K_TXKEYIX_INVALID ? SM(i->keyix, AR_DestIdx) : 0)
+ | SM(i->type, AR_FrameType)
+ | (i->flags & ATH9K_TXDESC_NOACK ? AR_NoAck : 0)
+ | (i->flags & ATH9K_TXDESC_EXT_ONLY ? AR_ExtOnly : 0)
+ | (i->flags & ATH9K_TXDESC_EXT_AND_CTL ? AR_ExtAndCtl : 0);
+
+ switch (i->aggr) {
+ case AGGR_BUF_FIRST:
+ ctl6 |= SM(i->aggr_len, AR_AggrLen);
+ /* fall through */
+ case AGGR_BUF_MIDDLE:
+ ctl1 |= AR_IsAggr | AR_MoreAggr;
+ ctl6 |= SM(i->ndelim, AR_PadDelim);
+ break;
+ case AGGR_BUF_LAST:
+ ctl1 |= AR_IsAggr;
+ break;
+ case AGGR_BUF_NONE:
+ break;
+ }
+
+ ACCESS_ONCE(ads->ds_ctl0) = (i->pkt_len & AR_FrameLen)
+ | (i->flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
+ | SM(i->txpower, AR_XmitPower)
+ | (i->flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
+ | (i->flags & ATH9K_TXDESC_INTREQ ? AR_TxIntrReq : 0)
+ | (i->keyix != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0)
+ | (i->flags & ATH9K_TXDESC_CLRDMASK ? AR_ClrDestMask : 0)
+ | (i->flags & ATH9K_TXDESC_RTSENA ? AR_RTSEnable :
+ (i->flags & ATH9K_TXDESC_CTSENA ? AR_CTSEnable : 0));
+
+ ACCESS_ONCE(ads->ds_ctl1) = ctl1;
+ ACCESS_ONCE(ads->ds_ctl6) = ctl6;
+
+ if (i->aggr == AGGR_BUF_MIDDLE || i->aggr == AGGR_BUF_LAST)
+ return;
+
+ ACCESS_ONCE(ads->ds_ctl4) = set11nPktDurRTSCTS(i->rates, 0)
+ | set11nPktDurRTSCTS(i->rates, 1);
+
+ ACCESS_ONCE(ads->ds_ctl5) = set11nPktDurRTSCTS(i->rates, 2)
+ | set11nPktDurRTSCTS(i->rates, 3);
+
+ ACCESS_ONCE(ads->ds_ctl7) = set11nRateFlags(i->rates, 0)
+ | set11nRateFlags(i->rates, 1)
+ | set11nRateFlags(i->rates, 2)
+ | set11nRateFlags(i->rates, 3)
+ | SM(i->rtscts_rate, AR_RTSCTSRate);
}
static int ar9002_hw_proc_txdesc(struct ath_hw *ah, void *ds,
@@ -271,145 +342,6 @@ static int ar9002_hw_proc_txdesc(struct ath_hw *ah, void *ds,
return 0;
}
-static void ar9002_hw_set11n_txdesc(struct ath_hw *ah, void *ds,
- u32 pktLen, enum ath9k_pkt_type type,
- u32 txPower, u32 keyIx,
- enum ath9k_key_type keyType, u32 flags)
-{
- struct ar5416_desc *ads = AR5416DESC(ds);
-
- if (txPower > 63)
- txPower = 63;
-
- ads->ds_ctl0 = (pktLen & AR_FrameLen)
- | (flags & ATH9K_TXDESC_VMF ? AR_VirtMoreFrag : 0)
- | SM(txPower, AR_XmitPower)
- | (flags & ATH9K_TXDESC_VEOL ? AR_VEOL : 0)
- | (flags & ATH9K_TXDESC_INTREQ ? AR_TxIntrReq : 0)
- | (keyIx != ATH9K_TXKEYIX_INVALID ? AR_DestIdxValid : 0);
-
- ads->ds_ctl1 =
- (keyIx != ATH9K_TXKEYIX_INVALID ? SM(keyIx, AR_DestIdx) : 0)
- | SM(type, AR_FrameType)
- | (flags & ATH9K_TXDESC_NOACK ? AR_NoAck : 0)
- | (flags & ATH9K_TXDESC_EXT_ONLY ? AR_ExtOnly : 0)
- | (flags & ATH9K_TXDESC_EXT_AND_CTL ? AR_ExtAndCtl : 0);
-
- ads->ds_ctl6 = SM(keyType, AR_EncrType);
-
- if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) {
- ads->ds_ctl8 = 0;
- ads->ds_ctl9 = 0;
- ads->ds_ctl10 = 0;
- ads->ds_ctl11 = 0;
- }
-}
-
-static void ar9002_hw_set_clrdmask(struct ath_hw *ah, void *ds, bool val)
-{
- struct ar5416_desc *ads = AR5416DESC(ds);
-
- if (val)
- ads->ds_ctl0 |= AR_ClrDestMask;
- else
- ads->ds_ctl0 &= ~AR_ClrDestMask;
-}
-
-static void ar9002_hw_set11n_ratescenario(struct ath_hw *ah, void *ds,
- void *lastds,
- u32 durUpdateEn, u32 rtsctsRate,
- u32 rtsctsDuration,
- struct ath9k_11n_rate_series series[],
- u32 nseries, u32 flags)
-{
- struct ar5416_desc *ads = AR5416DESC(ds);
- struct ar5416_desc *last_ads = AR5416DESC(lastds);
- u32 ds_ctl0;
-
- if (flags & (ATH9K_TXDESC_RTSENA | ATH9K_TXDESC_CTSENA)) {
- ds_ctl0 = ads->ds_ctl0;
-
- if (flags & ATH9K_TXDESC_RTSENA) {
- ds_ctl0 &= ~AR_CTSEnable;
- ds_ctl0 |= AR_RTSEnable;
- } else {
- ds_ctl0 &= ~AR_RTSEnable;
- ds_ctl0 |= AR_CTSEnable;
- }
-
- ads->ds_ctl0 = ds_ctl0;
- } else {
- ads->ds_ctl0 =
- (ads->ds_ctl0 & ~(AR_RTSEnable | AR_CTSEnable));
- }
-
- ads->ds_ctl2 = set11nTries(series, 0)
- | set11nTries(series, 1)
- | set11nTries(series, 2)
- | set11nTries(series, 3)
- | (durUpdateEn ? AR_DurUpdateEna : 0)
- | SM(0, AR_BurstDur);
-
- ads->ds_ctl3 = set11nRate(series, 0)
- | set11nRate(series, 1)
- | set11nRate(series, 2)
- | set11nRate(series, 3);
-
- ads->ds_ctl4 = set11nPktDurRTSCTS(series, 0)
- | set11nPktDurRTSCTS(series, 1);
-
- ads->ds_ctl5 = set11nPktDurRTSCTS(series, 2)
- | set11nPktDurRTSCTS(series, 3);
-
- ads->ds_ctl7 = set11nRateFlags(series, 0)
- | set11nRateFlags(series, 1)
- | set11nRateFlags(series, 2)
- | set11nRateFlags(series, 3)
- | SM(rtsctsRate, AR_RTSCTSRate);
- last_ads->ds_ctl2 = ads->ds_ctl2;
- last_ads->ds_ctl3 = ads->ds_ctl3;
-}
-
-static void ar9002_hw_set11n_aggr_first(struct ath_hw *ah, void *ds,
- u32 aggrLen)
-{
- struct ar5416_desc *ads = AR5416DESC(ds);
-
- ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr);
- ads->ds_ctl6 &= ~AR_AggrLen;
- ads->ds_ctl6 |= SM(aggrLen, AR_AggrLen);
-}
-
-static void ar9002_hw_set11n_aggr_middle(struct ath_hw *ah, void *ds,
- u32 numDelims)
-{
- struct ar5416_desc *ads = AR5416DESC(ds);
- unsigned int ctl6;
-
- ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr);
-
- ctl6 = ads->ds_ctl6;
- ctl6 &= ~AR_PadDelim;
- ctl6 |= SM(numDelims, AR_PadDelim);
- ads->ds_ctl6 = ctl6;
-}
-
-static void ar9002_hw_set11n_aggr_last(struct ath_hw *ah, void *ds)
-{
- struct ar5416_desc *ads = AR5416DESC(ds);
-
- ads->ds_ctl1 |= AR_IsAggr;
- ads->ds_ctl1 &= ~AR_MoreAggr;
- ads->ds_ctl6 &= ~AR_PadDelim;
-}
-
-static void ar9002_hw_clr11n_aggr(struct ath_hw *ah, void *ds)
-{
- struct ar5416_desc *ads = AR5416DESC(ds);
-
- ads->ds_ctl1 &= (~AR_IsAggr & ~AR_MoreAggr);
-}
-
void ath9k_hw_setuprxdesc(struct ath_hw *ah, struct ath_desc *ds,
u32 size, u32 flags)
{
@@ -433,13 +365,6 @@ void ar9002_hw_attach_mac_ops(struct ath_hw *ah)
ops->rx_enable = ar9002_hw_rx_enable;
ops->set_desc_link = ar9002_hw_set_desc_link;
ops->get_isr = ar9002_hw_get_isr;
- ops->fill_txdesc = ar9002_hw_fill_txdesc;
+ ops->set_txdesc = ar9002_set_txdesc;
ops->proc_txdesc = ar9002_hw_proc_txdesc;
- ops->set11n_txdesc = ar9002_hw_set11n_txdesc;
- ops->set11n_ratescenario = ar9002_hw_set11n_ratescenario;
- ops->set11n_aggr_first = ar9002_hw_set11n_aggr_first;
- ops->set11n_aggr_middle = ar9002_hw_set11n_aggr_middle;
- ops->set11n_aggr_last = ar9002_hw_set11n_aggr_last;
- ops->clr11n_aggr = ar9002_hw_clr11n_aggr;
- ops->set_clrdmask = ar9002_hw_set_clrdmask;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 10:36:48 +0000