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mwl8k: implement AP firmware EDCA parameter configuration 

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Lennert Buytenhek 2009-10-22 20:21:43 +02:00 committed by John W. Linville
parent 259a8e7ddd
commit 2e484c8964
1 changed files with 37 additions and 12 deletions
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33
drivers/net/wireless/mwl8k.c
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@ -2272,6 +2272,21 @@ struct mwl8k_cmd_set_edca_params {
/* TX opportunity in units of 32 us */
__le16 txop;
union {
struct {
/* Log exponent of max contention period: 0...15 */
__le32 log_cw_max;
/* Log exponent of min contention period: 0...15 */
__le32 log_cw_min;
/* Adaptive interframe spacing in units of 32us */
__u8 aifs;
/* TX queue to configure */
__u8 txq;
} ap;
struct {
/* Log exponent of max contention period: 0...15 */
__u8 log_cw_max;
@ -2283,6 +2298,8 @@ struct mwl8k_cmd_set_edca_params {
/* TX queue to configure */
__u8 txq;
} sta;
};
} __attribute__((packed));
#define MWL8K_SET_EDCA_CW 0x01
@ -2298,6 +2315,7 @@ mwl8k_set_edca_params(struct ieee80211_hw *hw, __u8 qnum,
__u16 cw_min, __u16 cw_max,
__u8 aifs, __u16 txop)
{
struct mwl8k_priv *priv = hw->priv;
struct mwl8k_cmd_set_edca_params *cmd;
int rc;
@ -2315,10 +2333,17 @@ mwl8k_set_edca_params(struct ieee80211_hw *hw, __u8 qnum,
cmd->header.length = cpu_to_le16(sizeof(*cmd));
cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL);
cmd->txop = cpu_to_le16(txop);
cmd->log_cw_max = (u8)ilog2(cw_max + 1);
cmd->log_cw_min = (u8)ilog2(cw_min + 1);
cmd->aifs = aifs;
cmd->txq = qnum;
if (priv->ap_fw) {
cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1));
cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1));
cmd->ap.aifs = aifs;
cmd->ap.txq = qnum;
} else {
cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1);
cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1);
cmd->sta.aifs = aifs;
cmd->sta.txq = qnum;
}
rc = mwl8k_post_cmd(hw, &cmd->header);
kfree(cmd);