rt2x00: Synchronize initialization with rt2870 driver

Ralink released a new rt2870 driver, these are the obvious
differences I could find. It doesn't same to make my device
work better, but neither does it seem to regress...

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 93ebf24..cf4a97f 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -984,9 +984,9 @@ static void rt2800usb_config_ps(struct rt2x00_dev *rt2x00dev,
                rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTOWAKE, 1);
                rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, reg);
 
-               rt2800usb_mcu_request(rt2x00dev, MCU_SLEEP, 0xff, 0, 0);
+               rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
        } else {
-               rt2800usb_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
+               rt2x00dev->ops->lib->set_device_state(rt2x00dev, state);
 
                rt2x00usb_register_read(rt2x00dev, AUTOWAKEUP_CFG, &reg);
                rt2x00_set_field32(&reg, AUTOWAKEUP_CFG_AUTO_LEAD_TIME, 0);
@@ -1171,7 +1171,9 @@ static int rt2800usb_load_firmware(struct rt2x00_dev *rt2x00dev,
        /*
         * Check which section of the firmware we need.
         */
-       if ((chipset == 0x2860) || (chipset == 0x2872) || (chipset == 0x3070)) {
+       if ((chipset == 0x2860) ||
+           (chipset == 0x2872) ||
+           (chipset == 0x3070)) {
                offset = 0;
                length = 4096;
        } else {
@@ -1218,6 +1220,22 @@ static int rt2800usb_load_firmware(struct rt2x00_dev *rt2x00dev,
                return status;
        }
 
+       msleep(10);
+       rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
+
+       /*
+        * Send signal to firmware during boot time.
+        */
+       rt2800usb_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0xff, 0, 0);
+
+       if ((chipset == 0x3070) ||
+           (chipset == 0x3071) ||
+           (chipset == 0x3572)) {
+               udelay(200);
+               rt2800usb_mcu_request(rt2x00dev, MCU_CURRENT, 0, 0, 0);
+               udelay(10);
+       }
+
        /*
         * Wait for device to stabilize.
         */
@@ -1566,6 +1584,14 @@ static int rt2800usb_wait_bbp_ready(struct rt2x00_dev *rt2x00dev)
        unsigned int i;
        u8 value;
 
+       /*
+        * BBP was enabled after firmware was loaded,
+        * but we need to reactivate it now.
+        */
+       rt2x00usb_register_write(rt2x00dev, H2M_BBP_AGENT, 0);
+       rt2x00usb_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0);
+       msleep(1);
+
        for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
                rt2800usb_bbp_read(rt2x00dev, 0, &value);
                if ((value != 0xff) && (value != 0x00))
@@ -1823,8 +1849,12 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
        rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_EN,
                           (rt2x00dev->rx->usb_maxpacket == 512));
        rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_TIMEOUT, 128);
-       /* FIXME: Calculate this value based on Aggregation defines */
-       rt2x00_set_field32(&reg, USB_DMA_CFG_RX_BULK_AGG_LIMIT, 21);
+       /*
+        * 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);
        rt2x00usb_register_write(rt2x00dev, USB_DMA_CFG, reg);
@@ -1834,11 +1864,6 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
        rt2x00_set_field32(&reg, MAC_SYS_CTRL_ENABLE_RX, 1);
        rt2x00usb_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
 
-       /*
-        * Send signal to firmware during boot time.
-        */
-       rt2800usb_mcu_request(rt2x00dev, MCU_BOOT_SIGNAL, 0xff, 0, 0);
-
        /*
         * Initialize LED control
         */
@@ -1879,8 +1904,6 @@ static void rt2800usb_disable_radio(struct rt2x00_dev *rt2x00dev)
 static int rt2800usb_set_state(struct rt2x00_dev *rt2x00dev,
                               enum dev_state state)
 {
-       rt2x00usb_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0);
-
        if (state == STATE_AWAKE)
                rt2800usb_mcu_request(rt2x00dev, MCU_WAKEUP, 0xff, 0, 0);
        else

diff --git a/drivers/net/wireless/rt2x00/rt2800usb.h b/drivers/net/wireless/rt2x00/rt2800usb.h
index 8e4291d..61a8be6 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt2800usb.h
+++ b/drivers/net/wireless/rt2x00/rt2800usb.h
@@ -1375,6 +1375,10 @@ struct mac_iveiv_entry {
  * H2M_MAILBOX_CID:
  */
 #define H2M_MAILBOX_CID                        0x7014
+#define H2M_MAILBOX_CID_CMD0           FIELD32(0x000000ff)
+#define H2M_MAILBOX_CID_CMD1           FIELD32(0x0000ff00)
+#define H2M_MAILBOX_CID_CMD2           FIELD32(0x00ff0000)
+#define H2M_MAILBOX_CID_CMD3           FIELD32(0xff000000)
 
 /*
  * H2M_MAILBOX_STATUS:
@@ -1715,6 +1719,7 @@ struct mac_iveiv_entry {
 #define MCU_SLEEP                      0x30
 #define MCU_WAKEUP                     0x31
 #define MCU_RADIO_OFF                  0x35
+#define MCU_CURRENT                    0x36
 #define MCU_LED                                0x50
 #define MCU_LED_STRENGTH               0x51
 #define MCU_LED_1                      0x52
@@ -1723,6 +1728,12 @@ struct mac_iveiv_entry {
 #define MCU_RADAR                      0x60
 #define MCU_BOOT_SIGNAL                        0x72
 #define MCU_BBP_SIGNAL                 0x80
+#define MCU_POWER_SAVE                 0x83
+
+/*
+ * MCU mailbox tokens
+ */
+#define TOKEN_WAKUP                    3
 
 /*
  * DMA descriptor defines.