On Fri, Nov 15, 2013 at 11:04 AM, wzyboy <wzyboy@xxxxxxxxxx> wrote:
> Thanks a lot for explaination, Emmanuel!
>
> Now I finally know why this is a "catch-22" situation: Disabling those
> features with OS/drvier cannot be as neat as disabling them directly
> in BIOS. And there may be chance, that disabling them at a bad timing
> may cause G3...
>
> --
Back to you.
Can you please try not to do the setpci and add this:
diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c
b/drivers/net/wireless/iwlwifi/pcie/tx.c
index 079a511..e8a52f3 100644
--- a/drivers/net/wireless/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/iwlwifi/pcie/tx.c
@@ -707,6 +707,8 @@ void iwl_pcie_tx_start(struct iwl_trans *trans,
u32 scd_base_addr)
iwl_write_direct32(trans, FH_TX_CHICKEN_BITS_REG,
reg_val | FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN);
+ iwl_set_bits_prph(trans, 0xa04068, 0x8);
+
/* Enable L1-Active */
iwl_clear_bits_prph(trans, APMG_PCIDEV_STT_REG,
APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
thanks
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