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authorIvo van Doorn <ivdoorn@gmail.com>2009-04-28 20:14:58 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-05-06 15:14:55 -0400
commit15e469284d5e89c9113379b68566b0e059a97704 (patch)
tree9900894c6620016c7ae5dff5a89af1f906bdc72a /drivers/net/wireless/rt2x00
parente430d6074dede3b4d7d87e30296fe3894cb4709c (diff)
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>
Diffstat (limited to 'drivers/net/wireless/rt2x00')
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.c47
-rw-r--r--drivers/net/wireless/rt2x00/rt2800usb.h11
2 files changed, 46 insertions, 12 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 93ebf245876..cf4a97f32ab 100644
--- 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);
@@ -1835,11 +1865,6 @@ static int rt2800usb_enable_radio(struct rt2x00_dev *rt2x00dev)
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
*/
rt2x00_eeprom_read(rt2x00dev, EEPROM_LED1, &word);
@@ -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 8e4291d280b..61a8be61d3f 100644
--- 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.