Re: Random lock-ups (?) of Centrino Ultimate-N 6300 (iwlwifi)

Jeremy Johnathan Rodent <rat.o.drat@xxxxxxxxx> · Thu, 12 Dec 2013 16:18:17 +0100

On 12.12.2013 06:58, Emmanuel Grumbach wrote:
can you please apply this and report back?

diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c
b/drivers/net/wireless/iwlwifi/pcie/tx.c
index c5746ed..0a1f39c 100644
--- a/drivers/net/wireless/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/iwlwifi/pcie/tx.c
@@ -708,10 +708,6 @@ void iwl_pcie_tx_start(struct iwl_trans *trans,
u32 scd_base_addr)
          reg_val = iwl_read_direct32(trans, FH_TX_CHICKEN_BITS_REG);
          iwl_write_direct32(trans, FH_TX_CHICKEN_BITS_REG,
                             reg_val | FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN);
-
-       /* Enable L1-Active */
-       iwl_clear_bits_prph(trans, APMG_PCIDEV_STT_REG,
-                           APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
   }

   void iwl_trans_pcie_tx_reset(struct iwl_trans *trans)
Sorry it took so long.
I've built 3.12.3 with this patch applied. What now?
Does it help?
Do you still the same issues?
If yes - please share the log again.
I booted with it today, being on battery, and got the lock-up after an 
hour. I've attached the dmesg output.
Attachment:
dmesg.log.gz

Description: application/gzip




