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scratch_paddr has the same address pre-assigned, use that instead.

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This commit is contained in:
Bernhard Schmidt 2011-04-16 09:39:08 +00:00
parent f75e83846a
commit 58e6c20852
1 changed files with 2 additions and 4 deletions
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6
sys/dev/iwn/if_iwn.c
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@ -3145,7 +3145,6 @@ iwn_tx_data_raw(struct iwn_softc *sc, struct mbuf *m,
struct iwn_tx_desc *desc;
struct iwn_tx_data *data;
struct mbuf *mnew;
bus_addr_t paddr;
bus_dma_segment_t segs[IWN_MAX_SCATTER];
uint32_t flags;
u_int hdrlen;
@ -3246,9 +3245,8 @@ iwn_tx_data_raw(struct iwn_softc *sc, struct mbuf *m,
txant = IWN_LSB(sc->txchainmask);
tx->rflags |= IWN_RFLAG_ANT(txant);
/* Set physical address of "scratch area". */
paddr = ring->cmd_dma.paddr + ring->cur * sizeof (struct iwn_tx_cmd);
tx->loaddr = htole32(IWN_LOADDR(paddr));
tx->hiaddr = IWN_HIADDR(paddr);
tx->loaddr = htole32(IWN_LOADDR(data->scratch_paddr));
tx->hiaddr = IWN_HIADDR(data->scratch_paddr);
/* Copy 802.11 header in TX command. */
memcpy((uint8_t *)(tx + 1), wh, hdrlen);