Exemplo n.º 1
0
static void b43_phy_ht_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
{
	struct b43_phy_ht *phy_ht = dev->phy.ht;
	static const u16 base[] = { 0x840, 0x860, 0x880 };
	u16 save_regs[3][3];
	s32 rssi_buf[6];
	int core;

	for (core = 0; core < 3; core++) {
		save_regs[core][1] = b43_phy_read(dev, base[core] + 6);
		save_regs[core][2] = b43_phy_read(dev, base[core] + 7);
		save_regs[core][0] = b43_phy_read(dev, base[core] + 0);

		b43_phy_write(dev, base[core] + 6, 0);
		b43_phy_mask(dev, base[core] + 7, ~0xF); /* 0xF? Or just 0x6? */
		b43_phy_set(dev, base[core] + 0, 0x0400);
		b43_phy_set(dev, base[core] + 0, 0x1000);
	}

	b43_phy_ht_tx_tone(dev);
	udelay(20);
	b43_phy_ht_poll_rssi(dev, HT_RSSI_TSSI_2G, rssi_buf, 1);
	b43_phy_ht_stop_playback(dev);
	b43_phy_ht_reset_cca(dev);

	phy_ht->idle_tssi[0] = rssi_buf[0] & 0xff;
	phy_ht->idle_tssi[1] = rssi_buf[2] & 0xff;
	phy_ht->idle_tssi[2] = rssi_buf[4] & 0xff;

	for (core = 0; core < 3; core++) {
		b43_phy_write(dev, base[core] + 0, save_regs[core][0]);
		b43_phy_write(dev, base[core] + 6, save_regs[core][1]);
		b43_phy_write(dev, base[core] + 7, save_regs[core][2]);
	}
}
Exemplo n.º 2
0
Arquivo: phy_ht.c Projeto: mbgg/linux
static void b43_phy_ht_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
{
	struct b43_phy_ht *phy_ht = dev->phy.ht;
	s32 rssi_buf[6];

	/* TODO */

	b43_phy_ht_tx_tone(dev);
	udelay(20);
	b43_phy_ht_poll_rssi(dev, 4, rssi_buf, 1);
	b43_phy_ht_stop_playback(dev);
	b43_phy_ht_reset_cca(dev);

	phy_ht->idle_tssi[0] = rssi_buf[0] & 0xff;
	phy_ht->idle_tssi[1] = rssi_buf[2] & 0xff;
	phy_ht->idle_tssi[2] = rssi_buf[4] & 0xff;

	/* TODO */
}