if_ath.c: make ath_hal_reg_write_tgt more readable
[open-ath9k-htc-firmware.git] / target_firmware / wlan / if_ath.c
index 889d1b4f29f5302a873821f2bb106a7d6386915f..896e72b56ff8506d7658e27937150d8f04cb38af 100755 (executable)
@@ -80,27 +80,17 @@ void owl_tgt_node_init(struct ath_node_target * an);
 void ath_tgt_tx_sched_normal(struct ath_softc_tgt *sc, struct ath_buf *bf);
 void ath_tgt_tx_sched_nonaggr(struct ath_softc_tgt *sc,struct ath_buf * bf_host);
 
-/*************/
-/* Utilities */
-/*************/
-
-#undef adf_os_cpu_to_le16
-
-static a_uint16_t adf_os_cpu_to_le16(a_uint16_t x)
-{
-       return ((((x) & 0xff00) >> 8) |   (((x) & 0x00ff) << 8));
-}
-
 /*
  * Extend a 32 bit TSF to 64 bit, taking wrapping into account.
  */
 static u_int64_t ath_extend_tsf(struct ath_softc_tgt *sc, u_int32_t rstamp)
 {
+       struct ath_hal *ah = sc->sc_ah;
        u_int64_t tsf;
        u_int32_t tsf_low;
        u_int64_t tsf64;
 
-       tsf = ath_hal_gettsf64(sc->sc_ah);
+       tsf = ah->ah_getTsf64(ah);
        tsf_low = tsf & 0xffffffff;
        tsf64 = (tsf & ~0xffffffffULL) | rstamp;
 
@@ -265,18 +255,16 @@ static a_int32_t ath_rxdesc_init(struct ath_softc_tgt *sc, struct ath_rx_desc *d
        ds->ds_link = 0;
        adf_nbuf_peek_header(ds->ds_nbuf, &anbdata, &anblen);
 
-       ath_hal_setuprxdesc(ah, ds,
-                           adf_nbuf_tailroom(ds->ds_nbuf),
-                           0);
+       ah->ah_setupRxDesc(ds, adf_nbuf_tailroom(ds->ds_nbuf), 0);
 
        if (sc->sc_rxlink == NULL) {
-               ath_hal_putrxbuf(ah, ds->ds_daddr);
+               ah->ah_setRxDP(ah, ds->ds_daddr);
        }
        else {
                *sc->sc_rxlink = ds->ds_daddr;
        }
        sc->sc_rxlink = &ds->ds_link;
-       ath_hal_rxena(ah);
+       ah->ah_enableReceive(ah);
 
        return 0;
 }
@@ -334,7 +322,7 @@ static void ath_uapsd_processtriggers(struct ath_softc_tgt *sc)
        ((struct ath_desc *)((caddr_t)(_sc)->sc_rxdma.dd_desc +         \
                             ((_pa) - (_sc)->sc_rxdma.dd_desc_paddr)))
 
-       tsf = ath_hal_gettsf64(ah);
+       tsf = ah->ah_getTsf64(ah);
        bf = asf_tailq_first(&sc->sc_rxbuf);
 
        ds = asf_tailq_first(&sc->sc_rxdesc);
@@ -385,7 +373,7 @@ static void ath_uapsd_processtriggers(struct ath_softc_tgt *sc)
                        continue;
                }
 
-               retval = ath_hal_rxprocdescfast(ah, ds, ds->ds_daddr,
+               retval = ah->ah_procRxDescFast(ah, ds, ds->ds_daddr,
                                                PA2DESC(sc, ds->ds_link), &bf->bf_rx_status);
                if (HAL_EINPROGRESS == retval) {
                        break;
@@ -471,7 +459,7 @@ static a_int32_t ath_startrecv(struct ath_softc_tgt *sc)
        }
 
        ds = asf_tailq_first(&sc->sc_rxdesc);
-       ath_hal_putrxbuf(ah, ds->ds_daddr);
+       ah->ah_setRxDP(ah, ds->ds_daddr);
 
        return 0;
 }
@@ -521,7 +509,7 @@ static void ath_tgt_rx_tasklet(TQUEUE_ARG data)
        } while(1);
 
        sc->sc_imask |= HAL_INT_RX;
-       ath_hal_intrset(ah, sc->sc_imask);
+       ah->ah_setInterrupts(ah, sc->sc_imask);
 }
 
 /*******************/
@@ -554,22 +542,18 @@ static void ath_beacon_setup(struct ath_softc_tgt *sc,
        rt  = sc->sc_currates;
        rate = rt->info[rix].rateCode;
 
-       ath_hal_setuptxdesc(ah, ds
+       ah->ah_setupTxDesc(ds
                            , adf_nbuf_len(skb) + IEEE80211_CRC_LEN
                            , sizeof(struct ieee80211_frame)
                            , HAL_PKT_TYPE_BEACON
                            , MAX_RATE_POWER
                            , rate, 1
                            , HAL_TXKEYIX_INVALID
-                           , 0
                            , flags
                            , 0
-                           , 0
-                           , 0
-                           , 0
-                           , ATH_COMP_PROC_NO_COMP_NO_CCS);
+                           , 0);
 
-       ath_hal_filltxdesc(ah, ds
+       ah->ah_fillTxDesc(ds
                           , asf_roundup(adf_nbuf_len(skb), 4)
                           , AH_TRUE
                           , AH_TRUE
@@ -579,7 +563,7 @@ static void ath_beacon_setup(struct ath_softc_tgt *sc,
        series[0].Rate = rate;
        series[0].ChSel = sc->sc_ic.ic_tx_chainmask;
        series[0].RateFlags = 0;
-       ath_hal_set11n_ratescenario(ah, ds, 0, 0, 0, series, 4, 0);
+       ah->ah_set11nRateScenario(ds, 0, 0, series, 4, 0);
 }
 
 static void ath_tgt_send_beacon(struct ath_softc_tgt *sc, adf_nbuf_t bc_hdr,
@@ -623,9 +607,9 @@ static void ath_tgt_send_beacon(struct ath_softc_tgt *sc, adf_nbuf_t bc_hdr,
        adf_nbuf_dmamap_info(bf->bf_dmamap,&bf->bf_dmamap_info);
 
        ath_beacon_setup(sc, bf, &sc->sc_vap[vap_index]);
-       ath_hal_stoptxdma(ah, sc->sc_bhalq);
-       ath_hal_puttxbuf(ah, sc->sc_bhalq, ATH_BUF_GET_DESC_PHY_ADDR(bf));
-       ath_hal_txstart(ah, sc->sc_bhalq);
+       ah->ah_stopTxDma(ah, sc->sc_bhalq);
+       ah->ah_setTxDP(ah, sc->sc_bhalq, ATH_BUF_GET_DESC_PHY_ADDR(bf));
+       ah->ah_startTxDma(ah, sc->sc_bhalq);
 }
 
 /******/
@@ -636,7 +620,7 @@ static void ath_tx_stopdma(struct ath_softc_tgt *sc, struct ath_txq *txq)
 {
        struct ath_hal *ah = sc->sc_ah;
 
-       (void) ath_hal_stoptxdma(ah, txq->axq_qnum);
+       ah->ah_stopTxDma(ah, txq->axq_qnum);
 }
 
 static void owltgt_txq_drain(struct ath_softc_tgt *sc, struct ath_txq *txq)
@@ -659,7 +643,7 @@ static void ath_draintxq(struct ath_softc_tgt *sc, HAL_BOOL drain_softq)
        ath_tx_status_clear(sc);
        sc->sc_tx_draining = 1;
 
-       (void) ath_hal_stoptxdma(ah, sc->sc_bhalq);
+       ah->ah_stopTxDma(ah, sc->sc_bhalq);
 
        for (i = 0; i < HAL_NUM_TX_QUEUES; i++)
                if (ATH_TXQ_SETUP(sc, i))
@@ -784,7 +768,7 @@ static void tgt_HTCRecv_cabhandler(HTC_ENDPOINT_ID EndPt, adf_nbuf_t hdr_buf,
        a_uint32_t tmp;
 
 #ifdef ATH_ENABLE_CABQ
-       tsf = ath_hal_gettsf64(ah);
+       tsf = ah->ah_getTsf64(ah);
        tmp = tsf - sc->sc_swba_tsf;
 
        if ( tmp > ATH_CABQ_HANDLING_THRESHOLD ) {
@@ -1020,24 +1004,24 @@ adf_os_irq_resp_t ath_intr(adf_drv_handle_t hdl)
        if (sc->sc_invalid)
                return ADF_OS_IRQ_NONE;
 
-       if (!ath_hal_intrpend(ah))
+       if (!ah->ah_isInterruptPending(ah))
                return ADF_OS_IRQ_NONE;
 
-       ath_hal_getisr(ah, &status);
+       ah->ah_getPendingInterrupts(ah, &status);
 
        status &= sc->sc_imask;
 
        if (status & HAL_INT_FATAL) {
-               ath_hal_intrset(ah, 0);
+               ah->ah_setInterrupts(ah, 0);
                ATH_SCHEDULE_TQUEUE(sc->sc_dev, &sc->sc_fataltq);
        } else {
                if (status & HAL_INT_SWBA) {
                        WMI_SWBA_EVENT swbaEvt;
                        struct ath_txq *txq = ATH_TXQ(sc, 8);
 
-                       swbaEvt.tsf = ath_hal_gettsf64(ah);
-                       swbaEvt.beaconPendingCount = ath_hal_numtxpending(ah, sc->sc_bhalq);
-                       sc->sc_swba_tsf = ath_hal_gettsf64(ah);
+                       swbaEvt.tsf = ah->ah_getTsf64(ah);
+                       swbaEvt.beaconPendingCount = ah->ah_numTxPending(ah, sc->sc_bhalq);
+                       sc->sc_swba_tsf = ah->ah_getTsf64(ah);
 
                        wmi_event(sc->tgt_wmi_handle,
                                  WMI_SWBA_EVENTID,
@@ -1060,14 +1044,14 @@ adf_os_irq_resp_t ath_intr(adf_drv_handle_t hdl)
                        ath_uapsd_processtriggers(sc);
 
                        sc->sc_imask &= ~HAL_INT_RX;
-                       ath_hal_intrset(ah, sc->sc_imask);
+                       ah->ah_setInterrupts(ah, sc->sc_imask);
 
                        ATH_SCHEDULE_TQUEUE(sc->sc_dev, &sc->sc_rxtq);
                }
 
                if (status & HAL_INT_TXURN) {
                        sc->sc_int_stats.ast_txurn++;
-                       ath_hal_updatetxtriglevel(ah, AH_TRUE);
+                       ah->ah_updateTxTrigLevel(ah, AH_TRUE);
                }
 
                ATH_SCHEDULE_TQUEUE(sc->sc_dev, &sc->sc_txtq);
@@ -1126,7 +1110,7 @@ static void ath_enable_intr_tgt(void *Context, A_UINT16 Command,
                sc->sc_imask |= HAL_INT_BMISS;
        }
 
-       ath_hal_intrset(ah, sc->sc_imask);
+       ah->ah_setInterrupts(ah, sc->sc_imask);
        wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo,NULL, 0);
 }
 
@@ -1142,11 +1126,11 @@ static void ath_init_tgt(void *Context, A_UINT16 Command,
 
        sc->sc_imask |= HAL_INT_GTT;
 
-       if (ath_hal_htsupported(ah))
+       if (ath_hal_getcapability(ah, HAL_CAP_HT))
                sc->sc_imask |= HAL_INT_CST;
 
        adf_os_setup_intr(sc->sc_dev, ath_intr);
-       ath_hal_intrset(ah, sc->sc_imask);
+       ah->ah_setInterrupts(ah, sc->sc_imask);
 
        wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo, NULL, 0);
 }
@@ -1441,10 +1425,7 @@ static void ath_hal_reg_write_tgt(void *Context, A_UINT16 Command,
                t = (struct registerWrite *)(data+i);
 
                if( t->reg > 0xffff ) {
-                       a_uint32_t *pReg = (a_uint32_t *)t->reg;
-
-                       *pReg = t->val;
-
+                       HAL_WORD_REG_WRITE(t->reg, t->val);
 #if defined(PROJECT_K2)
                        if( t->reg == 0x50040 ) {
                                static uint8_t flg=0;
@@ -1460,20 +1441,19 @@ static void ath_hal_reg_write_tgt(void *Context, A_UINT16 Command,
 #if defined(PROJECT_K2)
                        if( t->reg == 0x7014 ) {
                                static uint8_t resetPLL = 0;
-                               a_uint32_t *pReg;
 
                                if( resetPLL == 0 ) {
-                                       t->reg = 0x50044;
-                                       pReg = (a_uint32_t *)t->reg;
-                                       *pReg = 0;
+                                       /* here we write to core register */
+                                       HAL_WORD_REG_WRITE(MAGPIE_REG_RST_PWDN_CTRL_ADDR, 0x0);
+                                       /* and here to mac register */
                                        ath_hal_reg_write_target(ah, 0x786c,
                                                 ath_hal_reg_read_target(ah,0x786c) | 0x6000000);
                                        ath_hal_reg_write_target(ah, 0x786c,
                                                 ath_hal_reg_read_target(ah,0x786c) & (~0x6000000));
-                                       *pReg = 0x20;
+
+                                       HAL_WORD_REG_WRITE(MAGPIE_REG_RST_PWDN_CTRL_ADDR, 0x20);
                                        resetPLL = 1;
                                }
-                               t->reg = 0x7014;
                        }
 #elif defined(PROJECT_MAGPIE) && !defined (FPGA)
                        if( t->reg == 0x7014 ){
@@ -1515,7 +1495,7 @@ static void ath_disable_intr_tgt(void *Context, A_UINT16 Command,
        struct ath_softc_tgt *sc = (struct ath_softc_tgt *)Context;
        struct ath_hal *ah = sc->sc_ah;
 
-       ath_hal_intrset(ah, 0);
+       ah->ah_setInterrupts(ah, 0);
        wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo,NULL, 0);
 }
 
@@ -1564,8 +1544,9 @@ static void ath_aborttx_dma_tgt(void *Context, A_UINT16 Command,
                                A_UINT16 SeqNo, A_UINT8 *data, a_int32_t datalen)
 {
        struct ath_softc_tgt *sc = (struct ath_softc_tgt *)Context;
+       struct ath_hal *ah = sc->sc_ah;
 
-       ath_hal_aborttxdma(sc->sc_ah);
+       ah->ah_abortTxDma(sc->sc_ah);
        wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo, NULL, 0);
 }
 
@@ -1595,7 +1576,7 @@ static void ath_stop_tx_dma_tgt(void *Context, A_UINT16 Command,
                q = *(a_uint32_t *)data;
 
        q = adf_os_ntohl(q);
-       ath_hal_stoptxdma(ah, q);
+       ah->ah_stopTxDma(ah, q);
        wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo, NULL, 0);
 }
 
@@ -1615,9 +1596,9 @@ static void ath_stoprecv_tgt(void *Context, A_UINT16 Command,
        struct ath_softc_tgt *sc = (struct ath_softc_tgt *)Context;
        struct ath_hal *ah = sc->sc_ah;
 
-       ath_hal_stoppcurecv(ah);
-       ath_hal_setrxfilter(ah, 0);
-       ath_hal_stopdmarecv(ah);
+       ah->ah_stopPcuReceive(ah);
+       ah->ah_setRxFilter(ah, 0);
+       ah->ah_stopDmaReceive(ah);
 
        sc->sc_rxlink = NULL;
        wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo, NULL, 0);
@@ -1644,7 +1625,7 @@ static void ath_detach_tgt(void *Context, A_UINT16 Command, A_UINT16 SeqNo,
        struct ath_hal *ah = sc->sc_ah;
 
        ath_desc_free(sc);
-       ath_hal_detach(ah);
+       ah->ah_detach(ah);
        wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo, NULL, 0);
        adf_os_mem_free(sc);
 }
@@ -1929,14 +1910,14 @@ a_int32_t ath_tgt_attach(a_uint32_t devid, struct ath_softc_tgt *sc, adf_os_devi
 
        ath_tgt_txq_setup(sc);
        sc->sc_imask =0;
-       ath_hal_intrset(ah,0);
+       ah->ah_setInterrupts(ah, 0);
 
        return 0;
 bad:
 bad2:
        ath_desc_free(sc);
        if (ah)
-               ath_hal_detach(ah);
+               ah->ah_detach(ah);
 }
 
 static void tgt_hif_htc_wmi_shutdown(struct ath_softc_tgt *sc)