Ejemplo n.º 1
0
static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev)
{
    int retval;

    /* Wait for DMA, ignore error until we initialize queues. */
    rt2800_wait_wpdma_ready(rt2x00dev);

    if (unlikely(rt2800pci_init_queues(rt2x00dev)))
        return -EIO;

    retval = rt2800_enable_radio(rt2x00dev);
    if (retval)
        return retval;

    /* After resume MCU_BOOT_SIGNAL will trash these. */
    rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0);
    rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);

    rt2800_mcu_request(rt2x00dev, MCU_SLEEP, TOKEN_RADIO_OFF, 0xff, 0x02);
    rt2800pci_mcu_status(rt2x00dev, TOKEN_RADIO_OFF);

    rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, TOKEN_WAKEUP, 0, 0);
    rt2800pci_mcu_status(rt2x00dev, TOKEN_WAKEUP);

    return retval;
}
static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev)
{
	if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
		     rt2800pci_init_queues(rt2x00dev)))
		return -EIO;

	return rt2800_enable_radio(rt2x00dev);
}
Ejemplo n.º 3
0
/*
 * Device state switch handlers.
 */
int rt2800mmio_enable_radio(struct rt2x00_dev *rt2x00dev)
{
	/* Wait for DMA, ignore error until we initialize queues. */
	rt2800_wait_wpdma_ready(rt2x00dev);

	if (unlikely(rt2800mmio_init_queues(rt2x00dev)))
		return -EIO;

	return rt2800_enable_radio(rt2x00dev);
}
Ejemplo n.º 4
0
static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
{
	u32 reg;

	rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
	rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0);
	rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0);
	rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);

	rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0);
	rt2800_register_write(rt2x00dev, PWR_PIN_CFG, 0);
	rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0);

	/* Wait for DMA, ignore error */
	rt2800_wait_wpdma_ready(rt2x00dev);

	rt2x00usb_disable_radio(rt2x00dev);
}
Ejemplo n.º 5
0
static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
{
	u32 reg;

	if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev)))
		return -EIO;

	rt2800_register_read(rt2x00dev, USB_DMA_CFG, &reg);
	rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0);
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
	/*
	 * Total room for RX frames in kilobytes, PBF might still exceed
	 * this limit so reduce the number to prevent errors.
	 */
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_LIMIT,
			   ((RX_ENTRIES * DATA_FRAME_SIZE) / 1024) - 3);
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_EN, 1);
	rt2x00_set_field32(&reg, USB_DMA_CFG_TX_BULK_EN, 1);
	rt2800_register_write(rt2x00dev, USB_DMA_CFG, reg);

	return rt2800_enable_radio(rt2x00dev);
}
Ejemplo n.º 6
0
static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
{
	u32 reg;
	u16 word;

	/*
	 * Initialize all registers.
	 */
	if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) ||
		     rt2800_init_registers(rt2x00dev) ||
		     rt2800_init_bbp(rt2x00dev) ||
		     rt2800_init_rfcsr(rt2x00dev)))
		return -EIO;

	rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
	rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
	rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);

	udelay(50);

	rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, &reg);
	rt2x00_set_field32(&reg, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1);
	rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1);
	rt2x00_set_field32(&reg, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1);
	rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg);


	rt2800_register_read(rt2x00dev, USB_DMA_CFG, &reg);
	rt2x00_set_field32(&reg, USB_DMA_CFG_PHY_CLEAR, 0);
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN, 0);
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
	/*
	 * Total room for RX frames in kilobytes, PBF might still exceed
	 * this limit so reduce the number to prevent errors.
	 */
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_LIMIT,
			   ((RX_ENTRIES * DATA_FRAME_SIZE) / 1024) - 3);
	rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_EN, 1);
	rt2x00_set_field32(&reg, USB_DMA_CFG_TX_BULK_EN, 1);
	rt2800_register_write(rt2x00dev, USB_DMA_CFG, reg);

	rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, &reg);
	rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_TX, 1);
	rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
	rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg);

	/*
	 * Initialize LED control
	 */
	rt2x00_eeprom_read(rt2x00dev, EEPROM_LED1, &word);
	rt2800_mcu_request(rt2x00dev, MCU_LED_1, 0xff,
			      word & 0xff, (word >> 8) & 0xff);

	rt2x00_eeprom_read(rt2x00dev, EEPROM_LED2, &word);
	rt2800_mcu_request(rt2x00dev, MCU_LED_2, 0xff,
			      word & 0xff, (word >> 8) & 0xff);

	rt2x00_eeprom_read(rt2x00dev, EEPROM_LED3, &word);
	rt2800_mcu_request(rt2x00dev, MCU_LED_3, 0xff,
			      word & 0xff, (word >> 8) & 0xff);

	return 0;
}