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ath9k: Remove remaining occurences of ath_skb_map functions

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Use direct pci functions instead.
Also, use sc_ht_info.tx_chan_width directly and remove ath_cwm_macmode.

Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith 2008-08-14 13:26:34 +05:30 committed by John W. Linville
parent b14ecdd0af
commit 927e70e924
4 changed files with 24 additions and 60 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/net/wireless/ath9k/core.c
View File

@ -314,7 +314,6 @@ int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan)
{ {
struct ath_hal *ah = sc->sc_ah; struct ath_hal *ah = sc->sc_ah;
bool fastcc = true, stopped; bool fastcc = true, stopped;
enum ath9k_ht_macmode ht_macmode;
if (sc->sc_flags & SC_OP_INVALID) /* the device is invalid or removed */ if (sc->sc_flags & SC_OP_INVALID) /* the device is invalid or removed */
return -EIO; return -EIO;
@ -328,8 +327,6 @@ int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan)
ath9k_hw_mhz2ieee(ah, hchan->channel, hchan->channelFlags), ath9k_hw_mhz2ieee(ah, hchan->channel, hchan->channelFlags),
hchan->channel, hchan->channelFlags); hchan->channel, hchan->channelFlags);
ht_macmode = ath_cwm_macmode(sc);
if (hchan->channel != sc->sc_ah->ah_curchan->channel || if (hchan->channel != sc->sc_ah->ah_curchan->channel ||
hchan->channelFlags != sc->sc_ah->ah_curchan->channelFlags || hchan->channelFlags != sc->sc_ah->ah_curchan->channelFlags ||
(sc->sc_flags & SC_OP_CHAINMASK_UPDATE) || (sc->sc_flags & SC_OP_CHAINMASK_UPDATE) ||
@ -357,10 +354,11 @@ int ath_set_channel(struct ath_softc *sc, struct ath9k_channel *hchan)
spin_lock_bh(&sc->sc_resetlock); spin_lock_bh(&sc->sc_resetlock);
if (!ath9k_hw_reset(ah, hchan, if (!ath9k_hw_reset(ah, hchan,
ht_macmode, sc->sc_tx_chainmask, sc->sc_ht_info.tx_chan_width,
sc->sc_rx_chainmask, sc->sc_tx_chainmask,
sc->sc_ht_extprotspacing, sc->sc_rx_chainmask,
fastcc, &status)) { sc->sc_ht_extprotspacing,
fastcc, &status)) {
DPRINTF(sc, ATH_DBG_FATAL, DPRINTF(sc, ATH_DBG_FATAL,
"%s: unable to reset channel %u (%uMhz) " "%s: unable to reset channel %u (%uMhz) "
"flags 0x%x hal status %u\n", __func__, "flags 0x%x hal status %u\n", __func__,
@ -682,7 +680,6 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
struct ath_hal *ah = sc->sc_ah; struct ath_hal *ah = sc->sc_ah;
int status; int status;
int error = 0; int error = 0;
enum ath9k_ht_macmode ht_macmode = ath_cwm_macmode(sc);
DPRINTF(sc, ATH_DBG_CONFIG, "%s: mode %d\n", DPRINTF(sc, ATH_DBG_CONFIG, "%s: mode %d\n",
__func__, sc->sc_ah->ah_opmode); __func__, sc->sc_ah->ah_opmode);
@ -709,9 +706,10 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
*/ */
spin_lock_bh(&sc->sc_resetlock); spin_lock_bh(&sc->sc_resetlock);
if (!ath9k_hw_reset(ah, initial_chan, ht_macmode, if (!ath9k_hw_reset(ah, initial_chan,
sc->sc_tx_chainmask, sc->sc_rx_chainmask, sc->sc_ht_info.tx_chan_width,
sc->sc_ht_extprotspacing, false, &status)) { sc->sc_tx_chainmask, sc->sc_rx_chainmask,
sc->sc_ht_extprotspacing, false, &status)) {
DPRINTF(sc, ATH_DBG_FATAL, DPRINTF(sc, ATH_DBG_FATAL,
"%s: unable to reset hardware; hal status %u " "%s: unable to reset hardware; hal status %u "
"(freq %u flags 0x%x)\n", __func__, status, "(freq %u flags 0x%x)\n", __func__, status,
@ -788,7 +786,6 @@ int ath_reset(struct ath_softc *sc, bool retry_tx)
struct ath_hal *ah = sc->sc_ah; struct ath_hal *ah = sc->sc_ah;
int status; int status;
int error = 0; int error = 0;
enum ath9k_ht_macmode ht_macmode = ath_cwm_macmode(sc);
ath9k_hw_set_interrupts(ah, 0); /* disable interrupts */ ath9k_hw_set_interrupts(ah, 0); /* disable interrupts */
ath_draintxq(sc, retry_tx); /* stop xmit */ ath_draintxq(sc, retry_tx); /* stop xmit */
@ -798,9 +795,9 @@ int ath_reset(struct ath_softc *sc, bool retry_tx)
/* Reset chip */ /* Reset chip */
spin_lock_bh(&sc->sc_resetlock); spin_lock_bh(&sc->sc_resetlock);
if (!ath9k_hw_reset(ah, sc->sc_ah->ah_curchan, if (!ath9k_hw_reset(ah, sc->sc_ah->ah_curchan,
ht_macmode, sc->sc_ht_info.tx_chan_width,
sc->sc_tx_chainmask, sc->sc_rx_chainmask, sc->sc_tx_chainmask, sc->sc_rx_chainmask,
sc->sc_ht_extprotspacing, false, &status)) { sc->sc_ht_extprotspacing, false, &status)) {
DPRINTF(sc, ATH_DBG_FATAL, DPRINTF(sc, ATH_DBG_FATAL,
"%s: unable to reset hardware; hal status %u\n", "%s: unable to reset hardware; hal status %u\n",
__func__, status); __func__, status);

9
drivers/net/wireless/ath9k/core.h
View File

@ -1023,14 +1023,5 @@ int ath_cabq_update(struct ath_softc *);
void ath_get_currentCountry(struct ath_softc *sc, void ath_get_currentCountry(struct ath_softc *sc,
struct ath9k_country_entry *ctry); struct ath9k_country_entry *ctry);
u64 ath_extend_tsf(struct ath_softc *sc, u32 rstamp); u64 ath_extend_tsf(struct ath_softc *sc, u32 rstamp);
dma_addr_t ath_skb_map_single(struct ath_softc *sc,
struct sk_buff *skb,
int direction,
dma_addr_t *pa);
void ath_skb_unmap_single(struct ath_softc *sc,
struct sk_buff *skb,
int direction,
dma_addr_t *pa);
enum ath9k_ht_macmode ath_cwm_macmode(struct ath_softc *sc);
#endif /* CORE_H */ #endif /* CORE_H */

40
drivers/net/wireless/ath9k/recv.c
View File

@ -454,11 +454,10 @@ static int ath_rx_indicate(struct ath_softc *sc,
nskb = ath_rxbuf_alloc(sc, sc->sc_rxbufsize); nskb = ath_rxbuf_alloc(sc, sc->sc_rxbufsize);
if (nskb != NULL) { if (nskb != NULL) {
bf->bf_mpdu = nskb; bf->bf_mpdu = nskb;
bf->bf_buf_addr = ath_skb_map_single(sc, bf->bf_buf_addr = pci_map_single(sc->pdev, nskb->data,
nskb, skb_end_pointer(nskb) - nskb->head,
PCI_DMA_FROMDEVICE, PCI_DMA_FROMDEVICE);
/* XXX: Remove get_dma_mem_context() */ bf->bf_dmacontext = bf->bf_buf_addr;
get_dma_mem_context(bf, bf_dmacontext));
ATH_RX_CONTEXT(nskb)->ctx_rxbuf = bf; ATH_RX_CONTEXT(nskb)->ctx_rxbuf = bf;
/* queue the new wbuf to H/W */ /* queue the new wbuf to H/W */
@ -541,9 +540,10 @@ int ath_rx_init(struct ath_softc *sc, int nbufs)
} }
bf->bf_mpdu = skb; bf->bf_mpdu = skb;
bf->bf_buf_addr = bf->bf_buf_addr = pci_map_single(sc->pdev, skb->data,
ath_skb_map_single(sc, skb, PCI_DMA_FROMDEVICE, skb_end_pointer(skb) - skb->head,
get_dma_mem_context(bf, bf_dmacontext)); PCI_DMA_FROMDEVICE);
bf->bf_dmacontext = bf->bf_buf_addr;
ATH_RX_CONTEXT(skb)->ctx_rxbuf = bf; ATH_RX_CONTEXT(skb)->ctx_rxbuf = bf;
} }
sc->sc_rxlink = NULL; sc->sc_rxlink = NULL;
@ -1297,27 +1297,3 @@ void ath_rx_node_free(struct ath_softc *sc, struct ath_node *an)
{ {
ath_rx_node_cleanup(sc, an); ath_rx_node_cleanup(sc, an);
} }
dma_addr_t ath_skb_map_single(struct ath_softc *sc,
struct sk_buff *skb,
int direction,
dma_addr_t *pa)
{
/*
* NB: do NOT use skb->len, which is 0 on initialization.
* Use skb's entire data area instead.
*/
*pa = pci_map_single(sc->pdev, skb->data,
skb_end_pointer(skb) - skb->head, direction);
return *pa;
}
void ath_skb_unmap_single(struct ath_softc *sc,
struct sk_buff *skb,
int direction,
dma_addr_t *pa)
{
/* Unmap skb's entire data area */
pci_unmap_single(sc->pdev, *pa,
skb_end_pointer(skb) - skb->head, direction);
}

8
drivers/net/wireless/ath9k/xmit.c
View File

@ -1427,7 +1427,6 @@ static void ath_drain_txdataq(struct ath_softc *sc, bool retry_tx)
struct ath_hal *ah = sc->sc_ah; struct ath_hal *ah = sc->sc_ah;
int i; int i;
int npend = 0; int npend = 0;
enum ath9k_ht_macmode ht_macmode = ath_cwm_macmode(sc);
/* XXX return value */ /* XXX return value */
if (!(sc->sc_flags & SC_OP_INVALID)) { if (!(sc->sc_flags & SC_OP_INVALID)) {
@ -1452,9 +1451,10 @@ static void ath_drain_txdataq(struct ath_softc *sc, bool retry_tx)
spin_lock_bh(&sc->sc_resetlock); spin_lock_bh(&sc->sc_resetlock);
if (!ath9k_hw_reset(ah, if (!ath9k_hw_reset(ah,
sc->sc_ah->ah_curchan, ht_macmode, sc->sc_ah->ah_curchan,
sc->sc_tx_chainmask, sc->sc_rx_chainmask, sc->sc_ht_info.tx_chan_width,
sc->sc_ht_extprotspacing, true, &status)) { sc->sc_tx_chainmask, sc->sc_rx_chainmask,
sc->sc_ht_extprotspacing, true, &status)) {
DPRINTF(sc, ATH_DBG_FATAL, DPRINTF(sc, ATH_DBG_FATAL,
"%s: unable to reset hardware; hal status %u\n", "%s: unable to reset hardware; hal status %u\n",