static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev) { u32 reg; u16 word; /* * Initialize all registers. */ if (unlikely(rt2800pci_wait_wpdma_ready(rt2x00dev) || rt2800pci_init_queues(rt2x00dev) || rt2800_init_registers(rt2x00dev) || rt2800pci_wait_wpdma_ready(rt2x00dev) || rt2800_init_bbp(rt2x00dev) || rt2800_init_rfcsr(rt2x00dev))) return -EIO; /* * Send signal to firmware during boot time. */ rt2800_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0xff, 0, 0); /* * Enable RX. */ rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1); rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1); rt2x00_set_field32(®, WPDMA_GLO_CFG_WP_DMA_BURST_SIZE, 2); rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); rt2x00_set_field32(®, 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; }
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, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, reg); udelay(50); rt2800_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 1); rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 1); rt2800_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); rt2800_register_read(rt2x00dev, USB_DMA_CFG, ®); rt2x00_set_field32(®, USB_DMA_CFG_PHY_CLEAR, 0); rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_AGG_EN, 0); rt2x00_set_field32(®, 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(®, USB_DMA_CFG_RX_BULK_AGG_LIMIT, ((RX_ENTRIES * DATA_FRAME_SIZE) / 1024) - 3); rt2x00_set_field32(®, USB_DMA_CFG_RX_BULK_EN, 1); rt2x00_set_field32(®, USB_DMA_CFG_TX_BULK_EN, 1); rt2800_register_write(rt2x00dev, USB_DMA_CFG, reg); rt2800_register_read(rt2x00dev, MAC_SYS_CTRL, ®); rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_TX, 1); rt2x00_set_field32(®, 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; }