sync ath9k with the git tree

SVN-Revision: 11902

package/ath9k/patches/100-bad_udelay.patch

@@ -1,15 +0,0 @@
-Replace udelay(3000) with mdelay(3), because udelay(3000) fails on ARM
-
-Signed-off-by: Felix Fietkau <[email protected]>
-
---- a/drivers/net/wireless/ath9k/recv.c
-+++ b/drivers/net/wireless/ath9k/recv.c
-@@ -737,7 +737,7 @@
- 	ath9k_hw_stoppcurecv(ah);	/* disable PCU */
- 	ath9k_hw_setrxfilter(ah, 0);	/* clear recv filter */
- 	stopped = ath9k_hw_stopdmarecv(ah);	/* disable DMA engine */
--	udelay(3000);			/* 3ms is long enough for 1 frame */
-+	mdelay(3);			/* 3ms is long enough for 1 frame */
- 	tsf = ath9k_hw_gettsf64(ah);
- 	sc->sc_rxlink = NULL;		/* just in case */
- 	return stopped;

package/ath9k/patches/110-regd_includes.patch

@@ -1,15 +0,0 @@
-Add missing include statements
-
-Signed-off-by: Felix Fietkau <[email protected]>
-
---- a/drivers/net/wireless/ath9k/regd.c
-+++ b/drivers/net/wireless/ath9k/regd.c
-@@ -14,6 +14,8 @@
-  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-  */
- 
-+#include <linux/kernel.h>
-+#include <linux/slab.h>
- #include "ath9k.h"
- #include "regd.h"
- #include "regd_common.h"

package/ath9k/patches/120-devid.patch

@@ -1,23 +0,0 @@
-Add missing device ID for AR9160
-
-Signed-off-by: Felix Fietkau <[email protected]>
-
---- a/drivers/net/wireless/ath9k/hw.c
-+++ b/drivers/net/wireless/ath9k/hw.c
-@@ -8329,6 +8329,8 @@
- 	case AR5416_DEVID_PCI:
- 	case AR5416_DEVID_PCIE:
- 		return "Atheros 5416";
-+	case AR9160_DEVID_PCI:
-+		return "Atheros 9160";
- 	case AR9280_DEVID_PCI:
- 	case AR9280_DEVID_PCIE:
- 		return "Atheros 9280";
-@@ -8350,6 +8352,7 @@
- 	switch (devid) {
- 	case AR5416_DEVID_PCI:
- 	case AR5416_DEVID_PCIE:
-+	case AR9160_DEVID_PCI:
- 	case AR9280_DEVID_PCI:
- 	case AR9280_DEVID_PCIE:
- 		ah = ath9k_hw_do_attach(devid, sc, mem, error);

package/ath9k/patches/130-eeprom.patch

@@ -1,16 +0,0 @@
-Fix a return code check for ath9k_hw_nvram_read, this function returns
-AH_TRUE when the call succeeded
-
-Signed-off-by: Felix Fietkau <[email protected]>
-
---- a/drivers/net/wireless/ath9k/hw.c
-+++ b/drivers/net/wireless/ath9k/hw.c
-@@ -803,7 +803,7 @@
- 		u_int16_t magic, magic2;
- 		int addr;
- 
--		if (ath9k_hw_nvram_read(ah, AR5416_EEPROM_MAGIC_OFFSET,
-+		if (!ath9k_hw_nvram_read(ah, AR5416_EEPROM_MAGIC_OFFSET,
- 					&magic)) {
- 			HDPRINTF(ah, HAL_DBG_EEPROM,
- 				 "%s: Reading Magic # failed\n", __func__);

package/ath9k/patches/140-no_desc_swap.patch

@@ -1,64 +0,0 @@
-Remove the descriptor swap, as the driver already configures the hardware for
-descriptor swapping on big endian systems
-
-Signed-off-by: Felix Fietkau <[email protected]>
-
---- a/drivers/net/wireless/ath9k/core.c
-+++ b/drivers/net/wireless/ath9k/core.c
-@@ -2141,22 +2141,6 @@
- 	memzero(dd, sizeof(*dd));
- }
- 
--/*
-- *  Endian Swap for transmit descriptor
-- *
-- * XXX: Move cpu_to_le32() into hw.c and anywhere we set them, then
-- * remove this.
--*/
--void ath_desc_swap(struct ath_desc *ds)
--{
--	ds->ds_link = cpu_to_le32(ds->ds_link);
--	ds->ds_data = cpu_to_le32(ds->ds_data);
--	ds->ds_ctl0 = cpu_to_le32(ds->ds_ctl0);
--	ds->ds_ctl1 = cpu_to_le32(ds->ds_ctl1);
--	ds->ds_hw[0] = cpu_to_le32(ds->ds_hw[0]);
--	ds->ds_hw[1] = cpu_to_le32(ds->ds_hw[1]);
--}
--
- /*************/
- /* Utilities */
- /*************/
---- a/drivers/net/wireless/ath9k/beacon.c
-+++ b/drivers/net/wireless/ath9k/beacon.c
-@@ -140,11 +140,6 @@
- 	series[0].RateFlags = (ctsrate) ? HAL_RATESERIES_RTS_CTS : 0;
- 	ath9k_hw_set11n_ratescenario(ah, ds, ds, 0,
- 		ctsrate, ctsduration, series, 4, 0);
--
--	/* NB: The desc swap function becomes void,
--	 * if descriptor swapping is not enabled
--	 */
--	ath_desc_swap(ds);
- }
- 
- /* Move everything from the vap's mcast queue to the hardware cab queue.
---- a/drivers/net/wireless/ath9k/core.h
-+++ b/drivers/net/wireless/ath9k/core.h
-@@ -384,7 +384,6 @@
- void ath_descdma_cleanup(struct ath_softc *sc,
- 			 struct ath_descdma *dd,
- 			 struct list_head *head);
--void ath_desc_swap(struct ath_desc *ds);
- 
- /******/
- /* RX */
---- a/drivers/net/wireless/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath9k/xmit.c
-@@ -2062,7 +2062,6 @@
- 			    AH_TRUE,            /* first segment */
- 			    (n_sg == 1) ? AH_TRUE : AH_FALSE, /* last segment */
- 			    ds);                /* first descriptor */
--	ath_desc_swap(ds);
- 
- 	bf->bf_lastfrm = bf;
- 	bf->bf_ht = txctl->ht;

package/ath9k/patches/150-txq_endian.patch

@@ -1,16 +0,0 @@
-This patch fixes another endianness issue.
-DMA descriptors must always be accessed in native endianness.
-
-Signed-off-by: Felix Fietkau <[email protected]>
-
---- a/drivers/net/wireless/ath9k/xmit.c
-+++ b/drivers/net/wireless/ath9k/xmit.c
-@@ -168,7 +168,7 @@
- 			__func__, txq->axq_qnum,
- 			ito64(bf->bf_daddr), bf->bf_desc);
- 	} else {
--		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
-+		*txq->axq_link = bf->bf_daddr;
- 		DPRINTF(sc, ATH_DEBUG_XMIT, "%s: link[%u] (%p)=%llx (%p)\n",
- 			__func__,
- 			txq->axq_qnum, txq->axq_link,

package/ath9k/src/drivers/net/wireless/ath9k/ath9k.h

@@ -1169,8 +1169,7 @@ void ath9k_hw_gettxintrtxqs(struct ath_hal *ah, u_int32_t *txqs);
 void ath9k_hw_clr11n_aggr(struct ath_hal *ah, struct ath_desc *ds);
 void ath9k_hw_set11n_virtualmorefrag(struct ath_hal *ah,
 				     struct ath_desc *ds, u_int vmf);
-enum hal_bool ath9k_hw_SetTxPowerLimit(struct ath_hal *ah, u_int32_t limit,
-				       u_int16_t tpcInDb);
+enum hal_bool ath9k_hw_set_txpowerlimit(struct ath_hal *ah, u_int32_t limit);
 enum hal_bool ath9k_regd_is_public_safety_sku(struct ath_hal *ah);
 int ath9k_hw_setuptxqueue(struct ath_hal *ah, enum hal_tx_queue type,
 			  const struct hal_txq_info *qInfo);

package/ath9k/src/drivers/net/wireless/ath9k/beacon.c

@@ -140,11 +140,6 @@ static void ath_beacon_setup(struct ath_softc *sc,
 	series[0].RateFlags = (ctsrate) ? HAL_RATESERIES_RTS_CTS : 0;
 	ath9k_hw_set11n_ratescenario(ah, ds, ds, 0,
 		ctsrate, ctsduration, series, 4, 0);
-
-	/* NB: The desc swap function becomes void,
-	 * if descriptor swapping is not enabled
-	 */
-	ath_desc_swap(ds);
 }
 
 /* Move everything from the vap's mcast queue to the hardware cab queue.
@@ -164,7 +159,7 @@ static void empty_mcastq_into_cabq(struct ath_hal *ah,
 	if (!cabq->axq_link)
 		ath9k_hw_puttxbuf(ah, cabq->axq_qnum, bfmcast->bf_daddr);
 	else
-		*cabq->axq_link = cpu_to_le32(bfmcast->bf_daddr);
+		*cabq->axq_link = bfmcast->bf_daddr;
 
 	/* append the private vap mcast list to  the cabq */
 
@@ -693,11 +688,7 @@ void ath9k_beacon_tasklet(unsigned long data)
 			if (if_id != ATH_IF_ID_ANY) {
 				bf = ath_beacon_generate(sc, if_id);
 				if (bf != NULL) {
-					if (bflink != &bfaddr)
-						*bflink = cpu_to_le32(
-							bf->bf_daddr);
-					else
-						*bflink = bf->bf_daddr;
+					*bflink = bf->bf_daddr;
 					bflink = &bf->bf_desc->ds_link;
 					bc++;
 				}

package/ath9k/src/drivers/net/wireless/ath9k/core.c

@@ -452,7 +452,7 @@ int ath_set_channel(struct ath_softc *sc, struct hal_channel *hchan)
 		 * if we're switching; e.g. 11a to 11b/g.
 		 */
 		ath_chan_change(sc, hchan);
-		ath_update_txpow(sc, 0);	/* update tx power state */
+		ath_update_txpow(sc);	/* update tx power state */
 		/*
 		 * Re-enable interrupts.
 		 */
@@ -1020,7 +1020,7 @@ int ath_open(struct ath_softc *sc, struct hal_channel *initial_chan)
 	 * This is needed only to setup initial state
 	 * but it's best done after a reset.
 	 */
-	ath_update_txpow(sc, 0);
+	ath_update_txpow(sc);
 
 	/*
 	 * Setup the hardware after reset:
@@ -1111,7 +1111,7 @@ static int ath_reset_end(struct ath_softc *sc, u_int32_t flag)
 	 */
 	ath_chan_change(sc, &sc->sc_curchan);
 
-	ath_update_txpow(sc, 0);	/* update tx power state */
+	ath_update_txpow(sc);	/* update tx power state */
 
 	if (sc->sc_beacons)
 		ath_beacon_config(sc, ATH_IF_ID_ANY);	/* restart beacons */
@@ -1827,29 +1827,20 @@ int ath_keyset(struct ath_softc *sc,
  *  Set Transmit power in HAL
  *
  *  This routine makes the actual HAL calls to set the new transmit power
- *  limit.  This also calls back into the protocol layer setting the max
- *  transmit power limit.
+ *  limit.
 */
 
-void ath_update_txpow(struct ath_softc *sc, u_int16_t tpcInDb)
+void ath_update_txpow(struct ath_softc *sc)
 {
 	struct ath_hal *ah = sc->sc_ah;
-	u_int32_t txpow, txpowlimit;
+	u_int32_t txpow;
 
-	txpowlimit = (sc->sc_config.txpowlimit_override) ?
-	    sc->sc_config.txpowlimit_override : sc->sc_config.txpowlimit;
-
-	if (sc->sc_curtxpow != txpowlimit) {
-		ath9k_hw_SetTxPowerLimit(ah, txpowlimit, tpcInDb);
+	if (sc->sc_curtxpow != sc->sc_config.txpowlimit) {
+		ath9k_hw_set_txpowerlimit(ah, sc->sc_config.txpowlimit);
 		/* read back in case value is clamped */
 		ath9k_hw_getcapability(ah, HAL_CAP_TXPOW, 1, &txpow);
 		sc->sc_curtxpow = txpow;
 	}
-
-	/* Fetch max tx power level and update protocal stack */
-	ath9k_hw_getcapability(ah, HAL_CAP_TXPOW, 2, &txpow);
-
-	ath__update_txpow(sc, sc->sc_curtxpow, txpow);
 }
 
 /* Return the current country and domain information */
@@ -2141,22 +2132,6 @@ void ath_descdma_cleanup(struct ath_softc *sc,
 	memzero(dd, sizeof(*dd));
 }
 
-/*
- *  Endian Swap for transmit descriptor
- *
- * XXX: Move cpu_to_le32() into hw.c and anywhere we set them, then
- * remove this.
-*/
-void ath_desc_swap(struct ath_desc *ds)
-{
-	ds->ds_link = cpu_to_le32(ds->ds_link);
-	ds->ds_data = cpu_to_le32(ds->ds_data);
-	ds->ds_ctl0 = cpu_to_le32(ds->ds_ctl0);
-	ds->ds_ctl1 = cpu_to_le32(ds->ds_ctl1);
-	ds->ds_hw[0] = cpu_to_le32(ds->ds_hw[0]);
-	ds->ds_hw[1] = cpu_to_le32(ds->ds_hw[1]);
-}
-
 /*************/
 /* Utilities */
 /*************/

package/ath9k/src/drivers/net/wireless/ath9k/core.h

@@ -384,7 +384,6 @@ void ath_desc_free(struct ath_softc *sc);
 void ath_descdma_cleanup(struct ath_softc *sc,
 			 struct ath_descdma *dd,
 			 struct list_head *head);
-void ath_desc_swap(struct ath_desc *ds);
 
 /******/
 /* RX */
@@ -1212,7 +1211,7 @@ int ath_keyset(struct ath_softc *sc,
 int ath_get_hal_qnum(u16 queue, struct ath_softc *sc);
 int ath_get_mac80211_qnum(u_int queue, struct ath_softc *sc);
 void ath_setslottime(struct ath_softc *sc);
-void ath_update_txpow(struct ath_softc *sc, u_int16_t tpcInDb);
+void ath_update_txpow(struct ath_softc *sc);
 int ath_cabq_update(struct ath_softc *);
 void ath_get_currentCountry(struct ath_softc *sc,
 	struct hal_country_entry *ctry);
@@ -1228,9 +1227,6 @@ void ath_skb_unmap_single(struct ath_softc *sc,
 			  int direction,
 			  dma_addr_t *pa);
 void ath_mcast_merge(struct ath_softc *sc, u_int32_t mfilt[2]);
-void ath__update_txpow(struct ath_softc *sc,
-		       u_int16_t txpowlimit,
-		       u_int16_t txpowlevel);
 enum hal_ht_macmode ath_cwm_macmode(struct ath_softc *sc);
 
 #endif /* CORE_H */

package/ath9k/src/drivers/net/wireless/ath9k/hw.c

@@ -803,7 +803,7 @@ static inline enum hal_status ath9k_hw_check_eeprom(struct ath_hal *ah)
 		u_int16_t magic, magic2;
 		int addr;
 
-		if (ath9k_hw_nvram_read(ah, AR5416_EEPROM_MAGIC_OFFSET,
+		if (!ath9k_hw_nvram_read(ah, AR5416_EEPROM_MAGIC_OFFSET,
 					&magic)) {
 			HDPRINTF(ah, HAL_DBG_EEPROM,
 				 "%s: Reading Magic # failed\n", __func__);
@@ -852,9 +852,14 @@ static inline enum hal_status ath9k_hw_check_eeprom(struct ath_hal *ah)
 	else
 		el = ahp->ah_eeprom.baseEepHeader.length;
 
+	if (el < sizeof(struct ar5416_eeprom))
+		el = sizeof(struct ar5416_eeprom) / sizeof(u_int16_t);
+	else
+		el = el / sizeof(u_int16_t);
+
 	eepdata = (u_int16_t *) (&ahp->ah_eeprom);
-	for (i = 0; i <
-		min(el, sizeof(struct ar5416_eeprom)) / sizeof(u_int16_t); i++)
+
+	for (i = 0; i < el; i++)
 		sum ^= *eepdata++;
 
 	if (need_swap) {
@@ -6389,9 +6394,7 @@ ath9k_hw_adc_dccal_calibrate(struct ath_hal *ah, u_int8_t numChains)
 		  AR_PHY_NEW_ADC_DC_OFFSET_CORR_ENABLE);
 }
 
-enum hal_bool
-ath9k_hw_SetTxPowerLimit(struct ath_hal *ah, u_int32_t limit,
-			 u_int16_t tpcInDb)
+enum hal_bool ath9k_hw_set_txpowerlimit(struct ath_hal *ah, u_int32_t limit)
 {
 	struct ath_hal_5416 *ahp = AH5416(ah);
 	struct hal_channel_internal *ichan = ah->ah_curchan;
@@ -8329,6 +8332,8 @@ static const char *ath9k_hw_devname(u_int16_t devid)
 	case AR5416_DEVID_PCI:
 	case AR5416_DEVID_PCIE:
 		return "Atheros 5416";
+	case AR9160_DEVID_PCI:
+		return "Atheros 9160";
 	case AR9280_DEVID_PCI:
 	case AR9280_DEVID_PCIE:
 		return "Atheros 9280";
@@ -8350,6 +8355,7 @@ struct ath_hal *ath9k_hw_attach(u_int16_t devid, void *sc, void __iomem *mem,
 	switch (devid) {
 	case AR5416_DEVID_PCI:
 	case AR5416_DEVID_PCIE:
+	case AR9160_DEVID_PCI:
 	case AR9280_DEVID_PCI:
 	case AR9280_DEVID_PCIE:
 		ah = ath9k_hw_do_attach(devid, sc, mem, error);

package/ath9k/src/drivers/net/wireless/ath9k/main.c

@@ -525,6 +525,7 @@ static int ath9k_config(struct ieee80211_hw *hw,
 
 	hchan.channel = curchan->center_freq;
 	hchan.channelFlags = ath_chan2flags(curchan, sc);
+	sc->sc_config.txpowlimit = 2 * conf->power_level;
 
 	/* set h/w channel */
 	if (ath_set_channel(sc, &hchan) < 0)
@@ -1061,13 +1062,6 @@ void ath_setup_channel_list(struct ath_softc *sc,
 	}
 }
 
-void ath__update_txpow(struct ath_softc *sc,
-		       u_int16_t txpowlimit,
-		       u_int16_t txpowlevel)
-{
-
-}
-
 void ath_get_beaconconfig(struct ath_softc *sc,
 			  int if_id,
 			  struct ath_beacon_config *conf)

package/ath9k/src/drivers/net/wireless/ath9k/recv.c

@@ -737,7 +737,7 @@ enum hal_bool ath_stoprecv(struct ath_softc *sc)
 	ath9k_hw_stoppcurecv(ah);	/* disable PCU */
 	ath9k_hw_setrxfilter(ah, 0);	/* clear recv filter */
 	stopped = ath9k_hw_stopdmarecv(ah);	/* disable DMA engine */
-	udelay(3000);			/* 3ms is long enough for 1 frame */
+	mdelay(3);			/* 3ms is long enough for 1 frame */
 	tsf = ath9k_hw_gettsf64(ah);
 	sc->sc_rxlink = NULL;		/* just in case */
 	return stopped;
@@ -1380,7 +1380,7 @@ dma_addr_t ath_skb_map_single(struct ath_softc *sc,
 	 * Use skb's entire data area instead.
 	 */
 	*pa = pci_map_single(sc->pdev, skb->data,
-		skb->end - skb->head, direction);
+		skb_end_pointer(skb) - skb->head, direction);
 	return *pa;
 }
 
@@ -1390,5 +1390,6 @@ void ath_skb_unmap_single(struct ath_softc *sc,
 			  dma_addr_t *pa)
 {
 	/* Unmap skb's entire data area */
-	pci_unmap_single(sc->pdev, *pa, skb->end - skb->head, direction);
+	pci_unmap_single(sc->pdev, *pa,
+		skb_end_pointer(skb) - skb->head, direction);
 }

package/ath9k/src/drivers/net/wireless/ath9k/regd.c

@@ -14,6 +14,8 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/kernel.h>
+#include <linux/slab.h>
 #include "ath9k.h"
 #include "regd.h"
 #include "regd_common.h"

package/ath9k/src/drivers/net/wireless/ath9k/xmit.c

@@ -121,7 +121,7 @@ static void ath_tx_mcastqaddbuf(struct ath_softc *sc,
 	DPRINTF(sc, ATH_DEBUG_TX_PROC,
 		"%s: txq depth = %d\n", __func__, txq->axq_depth);
 	if (txq->axq_link != NULL) {
-		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
+		*txq->axq_link = bf->bf_daddr;
 		DPRINTF(sc, ATH_DEBUG_XMIT,
 			"%s: link[%u](%p)=%llx (%p)\n",
 			__func__,
@@ -168,7 +168,7 @@ static void ath_tx_txqaddbuf(struct ath_softc *sc,
 			__func__, txq->axq_qnum,
 			ito64(bf->bf_daddr), bf->bf_desc);
 	} else {
-		*txq->axq_link = cpu_to_le32(bf->bf_daddr);
+		*txq->axq_link = bf->bf_daddr;
 		DPRINTF(sc, ATH_DEBUG_XMIT, "%s: link[%u] (%p)=%llx (%p)\n",
 			__func__,
 			txq->axq_qnum, txq->axq_link,
@@ -2062,7 +2062,6 @@ static int ath_tx_start_dma(struct ath_softc *sc,
 			    AH_TRUE,            /* first segment */
 			    (n_sg == 1) ? AH_TRUE : AH_FALSE, /* last segment */
 			    ds);                /* first descriptor */
-	ath_desc_swap(ds);
 
 	bf->bf_lastfrm = bf;
 	bf->bf_ht = txctl->ht;