132 lines
4.0 KiB
Diff
132 lines
4.0 KiB
Diff
--- a/drivers/net/wireless/b43/main.c
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+++ b/drivers/net/wireless/b43/main.c
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@@ -1529,7 +1529,7 @@ static void b43_write_beacon_template(st
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len, ram_offset, shm_size_offset, rate);
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/* Write the PHY TX control parameters. */
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- antenna = B43_ANTENNA_DEFAULT;
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+ antenna = dev->tx_antenna;
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antenna = b43_antenna_to_phyctl(antenna);
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ctl = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_BEACPHYCTL);
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/* We can't send beacons with short preamble. Would get PHY errors. */
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@@ -3045,8 +3045,8 @@ static int b43_chip_init(struct b43_wlde
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/* Select the antennae */
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if (phy->ops->set_rx_antenna)
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- phy->ops->set_rx_antenna(dev, B43_ANTENNA_DEFAULT);
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- b43_mgmtframe_txantenna(dev, B43_ANTENNA_DEFAULT);
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+ phy->ops->set_rx_antenna(dev, dev->rx_antenna);
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+ b43_mgmtframe_txantenna(dev, dev->tx_antenna);
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if (phy->type == B43_PHYTYPE_B) {
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value16 = b43_read16(dev, 0x005E);
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@@ -3789,7 +3789,6 @@ static int b43_op_config(struct ieee8021
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struct b43_wldev *dev;
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struct b43_phy *phy;
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struct ieee80211_conf *conf = &hw->conf;
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- int antenna;
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int err = 0;
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bool reload_bss = false;
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@@ -3843,11 +3842,9 @@ static int b43_op_config(struct ieee8021
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}
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/* Antennas for RX and management frame TX. */
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- antenna = B43_ANTENNA_DEFAULT;
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- b43_mgmtframe_txantenna(dev, antenna);
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- antenna = B43_ANTENNA_DEFAULT;
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+ b43_mgmtframe_txantenna(dev, dev->tx_antenna);
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if (phy->ops->set_rx_antenna)
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- phy->ops->set_rx_antenna(dev, antenna);
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+ phy->ops->set_rx_antenna(dev, dev->rx_antenna);
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if (wl->radio_enabled != phy->radio_on) {
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if (wl->radio_enabled) {
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@@ -4934,6 +4931,47 @@ static int b43_op_get_survey(struct ieee
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return 0;
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}
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+static int b43_op_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
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+{
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+ struct b43_wl *wl = hw_to_b43_wl(hw);
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+ struct b43_wldev *dev = wl->current_dev;
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+
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+ if (tx_ant == 1 && rx_ant == 1) {
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+ dev->tx_antenna = B43_ANTENNA0;
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+ dev->rx_antenna = B43_ANTENNA0;
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+ }
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+ else if (tx_ant == 2 && rx_ant == 2) {
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+ dev->tx_antenna = B43_ANTENNA1;
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+ dev->rx_antenna = B43_ANTENNA1;
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+ }
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+ else if ((tx_ant & 3) == 3 && (rx_ant & 3) == 3) {
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+ dev->tx_antenna = B43_ANTENNA_DEFAULT;
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+ dev->rx_antenna = B43_ANTENNA_DEFAULT;
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+ }
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+ else {
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+ return -EINVAL;
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+ }
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+
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+ return 0;
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+}
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+
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+
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+static int b43_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant)
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+{
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+ struct b43_wl *wl = hw_to_b43_wl(hw);
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+ struct b43_wldev *dev = wl->current_dev;
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+
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+ switch (dev->tx_antenna) {
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+ case B43_ANTENNA0:
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+ *tx_ant = 1; *rx_ant = 1; break;
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+ case B43_ANTENNA1:
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+ *tx_ant = 2; *rx_ant = 2; break;
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+ case B43_ANTENNA_DEFAULT:
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+ *tx_ant = 3; *rx_ant = 3; break;
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+ }
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+ return 0;
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+}
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+
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static const struct ieee80211_ops b43_hw_ops = {
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.tx = b43_op_tx,
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.conf_tx = b43_op_conf_tx,
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@@ -4955,6 +4993,8 @@ static const struct ieee80211_ops b43_hw
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.sw_scan_complete = b43_op_sw_scan_complete_notifier,
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.get_survey = b43_op_get_survey,
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.rfkill_poll = b43_rfkill_poll,
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+ .set_antenna = b43_op_set_antenna,
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+ .get_antenna = b43_op_get_antenna,
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};
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/* Hard-reset the chip. Do not call this directly.
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@@ -5201,6 +5241,8 @@ static int b43_one_core_attach(struct b4
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if (!wldev)
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goto out;
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+ wldev->rx_antenna = B43_ANTENNA_DEFAULT;
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+ wldev->tx_antenna = B43_ANTENNA_DEFAULT;
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wldev->use_pio = b43_modparam_pio;
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wldev->dev = dev;
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wldev->wl = wl;
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@@ -5291,6 +5333,9 @@ static struct b43_wl *b43_wireless_init(
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hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
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+ hw->wiphy->available_antennas_rx = 0x3;
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+ hw->wiphy->available_antennas_tx = 0x3;
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+
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hw->queues = modparam_qos ? B43_QOS_QUEUE_NUM : 1;
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wl->mac80211_initially_registered_queues = hw->queues;
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hw->max_rates = 2;
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--- a/drivers/net/wireless/b43/b43.h
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+++ b/drivers/net/wireless/b43/b43.h
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@@ -804,6 +804,8 @@ struct b43_wldev {
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bool hwcrypto_enabled; /* TRUE, if HW crypto acceleration is enabled. */
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bool use_pio; /* TRUE if next init should use PIO */
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int gpiomask; /* GPIO LED mask as a module parameter */
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+ int rx_antenna; /* Used RX antenna (B43_ANTENNAxxx) */
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+ int tx_antenna; /* Used TX antenna (B43_ANTENNAxxx) */
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/* PHY/Radio device. */
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struct b43_phy phy;
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