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author | David S. Miller <davem@davemloft.net> | 2009-10-08 15:55:21 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2009-10-08 15:55:21 -0700 |
commit | 67972e0c238fa802580b5919f11e1de3da5179da (patch) | |
tree | 27022c957154a9d36fc8aa0f020bed523e7849b3 /drivers/net/wireless/b43/pio.c | |
parent | ad61df918c44316940404891d5082c63e79c256a (diff) | |
parent | 8a8e05e5d8f6155788761961fc9845328863c16d (diff) | |
download | op-kernel-dev-67972e0c238fa802580b5919f11e1de3da5179da.zip op-kernel-dev-67972e0c238fa802580b5919f11e1de3da5179da.tar.gz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'drivers/net/wireless/b43/pio.c')
-rw-r--r-- | drivers/net/wireless/b43/pio.c | 78 |
1 files changed, 39 insertions, 39 deletions
diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c index 9c13979..dbbf0d1 100644 --- a/drivers/net/wireless/b43/pio.c +++ b/drivers/net/wireless/b43/pio.c @@ -331,6 +331,7 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q, unsigned int data_len) { struct b43_wldev *dev = q->dev; + struct b43_wl *wl = dev->wl; const u8 *data = _data; ctl |= B43_PIO_TXCTL_WRITELO | B43_PIO_TXCTL_WRITEHI; @@ -340,13 +341,12 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q, q->mmio_base + B43_PIO_TXDATA, sizeof(u16)); if (data_len & 1) { - u8 tail[2] = { 0, }; - /* Write the last byte. */ ctl &= ~B43_PIO_TXCTL_WRITEHI; b43_piotx_write16(q, B43_PIO_TXCTL, ctl); - tail[0] = data[data_len - 1]; - ssb_block_write(dev->dev, tail, 2, + wl->tx_tail[0] = data[data_len - 1]; + wl->tx_tail[1] = 0; + ssb_block_write(dev->dev, wl->tx_tail, 2, q->mmio_base + B43_PIO_TXDATA, sizeof(u16)); } @@ -381,6 +381,7 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q, unsigned int data_len) { struct b43_wldev *dev = q->dev; + struct b43_wl *wl = dev->wl; const u8 *data = _data; ctl |= B43_PIO8_TXCTL_0_7 | B43_PIO8_TXCTL_8_15 | @@ -391,29 +392,31 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q, q->mmio_base + B43_PIO8_TXDATA, sizeof(u32)); if (data_len & 3) { - u8 tail[4] = { 0, }; - + wl->tx_tail[3] = 0; /* Write the last few bytes. */ ctl &= ~(B43_PIO8_TXCTL_8_15 | B43_PIO8_TXCTL_16_23 | B43_PIO8_TXCTL_24_31); switch (data_len & 3) { case 3: ctl |= B43_PIO8_TXCTL_16_23 | B43_PIO8_TXCTL_8_15; - tail[0] = data[data_len - 3]; - tail[1] = data[data_len - 2]; - tail[2] = data[data_len - 1]; + wl->tx_tail[0] = data[data_len - 3]; + wl->tx_tail[1] = data[data_len - 2]; + wl->tx_tail[2] = data[data_len - 1]; break; case 2: ctl |= B43_PIO8_TXCTL_8_15; - tail[0] = data[data_len - 2]; - tail[1] = data[data_len - 1]; + wl->tx_tail[0] = data[data_len - 2]; + wl->tx_tail[1] = data[data_len - 1]; + wl->tx_tail[2] = 0; break; case 1: - tail[0] = data[data_len - 1]; + wl->tx_tail[0] = data[data_len - 1]; + wl->tx_tail[1] = 0; + wl->tx_tail[2] = 0; break; } b43_piotx_write32(q, B43_PIO8_TXCTL, ctl); - ssb_block_write(dev->dev, tail, 4, + ssb_block_write(dev->dev, wl->tx_tail, 4, q->mmio_base + B43_PIO8_TXDATA, sizeof(u32)); } @@ -445,8 +448,9 @@ static void pio_tx_frame_4byte_queue(struct b43_pio_txpacket *pack, static int pio_tx_frame(struct b43_pio_txqueue *q, struct sk_buff *skb) { + struct b43_wldev *dev = q->dev; + struct b43_wl *wl = dev->wl; struct b43_pio_txpacket *pack; - struct b43_txhdr txhdr; u16 cookie; int err; unsigned int hdrlen; @@ -457,8 +461,8 @@ static int pio_tx_frame(struct b43_pio_txqueue *q, struct b43_pio_txpacket, list); cookie = generate_cookie(q, pack); - hdrlen = b43_txhdr_size(q->dev); - err = b43_generate_txhdr(q->dev, (u8 *)&txhdr, skb, + hdrlen = b43_txhdr_size(dev); + err = b43_generate_txhdr(dev, (u8 *)&wl->txhdr, skb, info, cookie); if (err) return err; @@ -466,15 +470,15 @@ static int pio_tx_frame(struct b43_pio_txqueue *q, if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) { /* Tell the firmware about the cookie of the last * mcast frame, so it can clear the more-data bit in it. */ - b43_shm_write16(q->dev, B43_SHM_SHARED, + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_MCASTCOOKIE, cookie); } pack->skb = skb; if (q->rev >= 8) - pio_tx_frame_4byte_queue(pack, (const u8 *)&txhdr, hdrlen); + pio_tx_frame_4byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen); else - pio_tx_frame_2byte_queue(pack, (const u8 *)&txhdr, hdrlen); + pio_tx_frame_2byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen); /* Remove it from the list of available packet slots. * It will be put back when we receive the status report. */ @@ -614,14 +618,14 @@ void b43_pio_get_tx_stats(struct b43_wldev *dev, static bool pio_rx_frame(struct b43_pio_rxqueue *q) { struct b43_wldev *dev = q->dev; - struct b43_rxhdr_fw4 rxhdr; + struct b43_wl *wl = dev->wl; u16 len; u32 macstat; unsigned int i, padding; struct sk_buff *skb; const char *err_msg = NULL; - memset(&rxhdr, 0, sizeof(rxhdr)); + memset(&wl->rxhdr, 0, sizeof(wl->rxhdr)); /* Check if we have data and wait for it to get ready. */ if (q->rev >= 8) { @@ -659,16 +663,16 @@ data_ready: /* Get the preamble (RX header) */ if (q->rev >= 8) { - ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr), + ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr), q->mmio_base + B43_PIO8_RXDATA, sizeof(u32)); } else { - ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr), + ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr), q->mmio_base + B43_PIO_RXDATA, sizeof(u16)); } /* Sanity checks. */ - len = le16_to_cpu(rxhdr.frame_len); + len = le16_to_cpu(wl->rxhdr.frame_len); if (unlikely(len > 0x700)) { err_msg = "len > 0x700"; goto rx_error; @@ -678,7 +682,7 @@ data_ready: goto rx_error; } - macstat = le32_to_cpu(rxhdr.mac_status); + macstat = le32_to_cpu(wl->rxhdr.mac_status); if (macstat & B43_RX_MAC_FCSERR) { if (!(q->dev->wl->filter_flags & FIF_FCSFAIL)) { /* Drop frames with failed FCS. */ @@ -703,24 +707,22 @@ data_ready: q->mmio_base + B43_PIO8_RXDATA, sizeof(u32)); if (len & 3) { - u8 tail[4] = { 0, }; - /* Read the last few bytes. */ - ssb_block_read(dev->dev, tail, 4, + ssb_block_read(dev->dev, wl->rx_tail, 4, q->mmio_base + B43_PIO8_RXDATA, sizeof(u32)); switch (len & 3) { case 3: - skb->data[len + padding - 3] = tail[0]; - skb->data[len + padding - 2] = tail[1]; - skb->data[len + padding - 1] = tail[2]; + skb->data[len + padding - 3] = wl->rx_tail[0]; + skb->data[len + padding - 2] = wl->rx_tail[1]; + skb->data[len + padding - 1] = wl->rx_tail[2]; break; case 2: - skb->data[len + padding - 2] = tail[0]; - skb->data[len + padding - 1] = tail[1]; + skb->data[len + padding - 2] = wl->rx_tail[0]; + skb->data[len + padding - 1] = wl->rx_tail[1]; break; case 1: - skb->data[len + padding - 1] = tail[0]; + skb->data[len + padding - 1] = wl->rx_tail[0]; break; } } @@ -729,17 +731,15 @@ data_ready: q->mmio_base + B43_PIO_RXDATA, sizeof(u16)); if (len & 1) { - u8 tail[2] = { 0, }; - /* Read the last byte. */ - ssb_block_read(dev->dev, tail, 2, + ssb_block_read(dev->dev, wl->rx_tail, 2, q->mmio_base + B43_PIO_RXDATA, sizeof(u16)); - skb->data[len + padding - 1] = tail[0]; + skb->data[len + padding - 1] = wl->rx_tail[0]; } } - b43_rx(q->dev, skb, &rxhdr); + b43_rx(q->dev, skb, &wl->rxhdr); return 1; |