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ath5k: take descriptor differences between 5210 and 5211 into account 

There are some differences between 5210 and 5211 descriptors which we did not
take into account before.

Signed-off-by: Bruno Randolf <br1@einfach.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Bruno Randolf 2010-06-16 19:12:28 +09:00 committed by John W. Linville
parent 2237e92884
commit 1884a3678c
2 changed files with 25 additions and 10 deletions
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29
drivers/net/wireless/ath/ath5k/desc.c
View File

@ -91,8 +91,7 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
tx_ctl->tx_control_1 = pkt_len & AR5K_2W_TX_DESC_CTL1_BUF_LEN;
/*
* Verify and set header length
* XXX: I only found that on 5210 code, does it work on 5211 ?
* Verify and set header length (only 5210)
*/
if (ah->ah_version == AR5K_AR5210) {
if (hdr_len & ~AR5K_2W_TX_DESC_CTL0_HEADER_LEN_5210)
@ -125,19 +124,28 @@ ath5k_hw_setup_2word_tx_desc(struct ath5k_hw *ah, struct ath5k_desc *desc,
tx_ctl->tx_control_1 |=
AR5K_REG_SM(type, AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_5211);
}
#define _TX_FLAGS(_c, _flag) \
if (flags & AR5K_TXDESC_##_flag) { \
tx_ctl->tx_control_##_c |= \
AR5K_2W_TX_DESC_CTL##_c##_##_flag; \
}
#define _TX_FLAGS_5211(_c, _flag) \
if (flags & AR5K_TXDESC_##_flag) { \
tx_ctl->tx_control_##_c |= \
AR5K_2W_TX_DESC_CTL##_c##_##_flag##_5211; \
}
_TX_FLAGS(0, CLRDMASK);
_TX_FLAGS(0, VEOL);
_TX_FLAGS(0, INTREQ);
_TX_FLAGS(0, RTSENA);
_TX_FLAGS(1, NOACK);
if (ah->ah_version == AR5K_AR5211) {
_TX_FLAGS_5211(0, VEOL);
_TX_FLAGS_5211(1, NOACK);
}
#undef _TX_FLAGS
#undef _TX_FLAGS_5211
/*
* WEP crap
@ -526,13 +534,20 @@ static int ath5k_hw_proc_5210_rx_status(struct ath5k_hw *ah,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_SIGNAL);
rs->rs_rate = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE);
rs->rs_antenna = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5211);
rs->rs_more = !!(rx_status->rx_status_0 &
AR5K_5210_RX_DESC_STATUS0_MORE);
/* TODO: this timestamp is 13 bit, later on we assume 15 bit */
rs->rs_tstamp = AR5K_REG_MS(rx_status->rx_status_1,
AR5K_5210_RX_DESC_STATUS1_RECEIVE_TIMESTAMP);
if (ah->ah_version == AR5K_AR5211)
rs->rs_antenna = AR5K_REG_MS(rx_status->rx_status_0,
AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5211);
else
rs->rs_antenna = (rx_status->rx_status_0 &
AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5210)
? 2 : 1;
rs->rs_status = 0;
rs->rs_phyerr = 0;

6
drivers/net/wireless/ath/ath5k/desc.h
View File

@ -45,7 +45,7 @@ struct ath5k_hw_rx_status {
/* RX status word 0 fields/flags */
#define AR5K_5210_RX_DESC_STATUS0_DATA_LEN 0x00000fff /* RX data length */
#define AR5K_5210_RX_DESC_STATUS0_MORE 0x00001000 /* more desc for this frame */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5210 0x00004000 /* [5210] receive on ant 1 TODO */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_ANT_5210 0x00004000 /* [5210] receive on ant 1 */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE 0x00078000 /* reception rate */
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_RATE_S 15
#define AR5K_5210_RX_DESC_STATUS0_RECEIVE_SIGNAL 0x07f80000 /* rssi */
@ -139,7 +139,7 @@ struct ath5k_hw_2w_tx_ctl {
#define AR5K_2W_TX_DESC_CTL0_XMIT_RATE_S 18
#define AR5K_2W_TX_DESC_CTL0_RTSENA 0x00400000 /* RTS/CTS enable */
#define AR5K_2W_TX_DESC_CTL0_LONG_PACKET_5210 0x00800000 /* [5210] long packet */
#define AR5K_2W_TX_DESC_CTL0_VEOL 0x00800000 /* [5211] virtual end-of-list TODO */
#define AR5K_2W_TX_DESC_CTL0_VEOL_5211 0x00800000 /* [5211] virtual end-of-list */
#define AR5K_2W_TX_DESC_CTL0_CLRDMASK 0x01000000 /* clear destination mask */
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5210 0x02000000 /* [5210] antenna selection */
#define AR5K_2W_TX_DESC_CTL0_ANT_MODE_XMIT_5211 0x1e000000 /* [5211] antenna selection */
@ -165,7 +165,7 @@ struct ath5k_hw_2w_tx_ctl {
#define AR5K_2W_TX_DESC_CTL1_ENC_KEY_IDX_S 13
#define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_5211 0x00700000 /* [5211] frame type */
#define AR5K_2W_TX_DESC_CTL1_FRAME_TYPE_5211_S 20
#define AR5K_2W_TX_DESC_CTL1_NOACK 0x00800000 /* [5211] no ACK TODO */
#define AR5K_2W_TX_DESC_CTL1_NOACK_5211 0x00800000 /* [5211] no ACK */
#define AR5K_2W_TX_DESC_CTL1_RTS_DURATION_5210 0xfff80000 /* [5210] lower 13 bit of duration */
/* Frame types */