According to the legacy drivers the AUTOWAKEUP_CFG
register must be reset to 0 before loading the firmware.
Instead of during rt2800{pci,usb}_write_firmware it
must actually be done in rt2800_load_firmware() before
resetting the WPDMA_GLO_CFG and PWR_PIN_CFG registers.
Signed-off-by: Ivo van Doorn <IvDoorn@xxxxxxxxx>
Acked-by: Gertjan van Wingerde <gwingerde@xxxxxxxxx>
---
drivers/net/wireless/rt2x00/rt2800lib.c | 6 ++++++
drivers/net/wireless/rt2x00/rt2800pci.c | 2 --
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index c8af221..1bc7f49 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -385,6 +385,12 @@ int rt2800_load_firmware(struct rt2x00_dev *rt2x00dev,
u32 reg;
/*
+ * If driver doesn't wake up firmware here,
+ * rt2800_load_firmware will hang forever when interface is up again.
+ */
+ rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0x00000000);
+
+ /*
* Wait for stable hardware.
*/
if (rt2800_wait_csr_ready(rt2x00dev))
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index 4d93204..2bcb150 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -196,8 +196,6 @@ static int rt2800pci_write_firmware(struct rt2x00_dev *rt2x00dev,
{
u32 reg;
- rt2800_register_write(rt2x00dev, AUTOWAKEUP_CFG, 0x00000000);
-
/*
* enable Host program ram write selection
*/
--
1.7.2.2
--
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