On Fri, Nov 15, 2013 at 11:04 AM, wzyboy [off-list ref] 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