Commit b88b15df authored by Tomas Winkler's avatar Tomas Winkler Committed by John W. Linville
Browse files

iwlwifi: tx command must run on same tfd as packet



This patch makes clear that tx command is attached to the same tfd as
the tx packet
Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarZhu Yi <yi.zhu@intel.com>
Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 499b1883
......@@ -817,7 +817,7 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
dma_addr_t phys_addr;
dma_addr_t txcmd_phys;
dma_addr_t scratch_phys;
u16 len, idx, len_org;
u16 len, len_org;
u16 seq_number = 0;
__le16 fc;
u8 hdr_len, unicast;
......@@ -904,14 +904,13 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
/* Set up first empty TFD within this queue's circular TFD buffer */
tfd = &txq->tfds[q->write_ptr];
memset(tfd, 0, sizeof(*tfd));
idx = get_cmd_index(q, q->write_ptr, 0);
/* Set up driver data for this TFD */
memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info));
txq->txb[q->write_ptr].skb[0] = skb;
/* Set up first empty entry in queue's array of Tx/cmd buffers */
out_cmd = txq->cmd[idx];
out_cmd = txq->cmd[q->write_ptr];
tx_cmd = &out_cmd->cmd.tx;
memset(&out_cmd->hdr, 0, sizeof(out_cmd->hdr));
memset(tx_cmd, 0, sizeof(struct iwl_tx_cmd));
......
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