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From: Johannes Berg <johannes@sipsolutions.net>
To: Christian Lamparter <chunkeey@googlemail.com>
Cc: linux-wireless <linux-wireless@vger.kernel.org>,
	"ilw@linux.intel.com" <ilw@linux.intel.com>,
	Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Subject: Re: [IWLMVM] Firmware restart issue with 3.19-rc6-wl with AC 3160, REV=0x164
Date: Fri, 30 Jan 2015 21:35:11 +0100	[thread overview]
Message-ID: <1422650111.1919.45.camel@sipsolutions.net> (raw)
In-Reply-To: <CAAd0S9BwPQZhOZSzt2NU1SGjzv8i6685Y7Zb6qRQ1BzJ0P92SA@mail.gmail.com> (sfid-20150130_212341_718339_20307764)

On Fri, 2015-01-30 at 21:23 +0100, Christian Lamparter wrote:

> [    6.274625] iwlwifi 0000:01:00.0: 0x00000038 | BAD_COMMAND

> [    6.275034] iwlwifi 0000:01:00.0: FW error in SYNC CMD SCD_QUEUE_CFG

WTF. How did the firmware even announce support for this command??

Perhaps I missed it in the log, but which firmware are you using? Any
chance you also upgraded that? Because I can't imagine this code is new
in the tree...

Anyway, make this change:

diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index 979ac23522f2..5b8c969f457e 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -874,7 +874,7 @@ static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm)
 
 static inline bool iwl_mvm_is_scd_cfg_supported(struct iwl_mvm *mvm)
 {
-	return mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_API_SCD_CFG;
+	return false;
 }
 
 extern const u8 iwl_mvm_ac_to_tx_fifo[];

I guess Emmanuel will look at it on Sunday :)

johannes


  reply	other threads:[~2015-01-30 20:35 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-30 20:23 [IWLMVM] Firmware restart issue with 3.19-rc6-wl with AC 3160, REV=0x164 Christian Lamparter
2015-01-30 20:35 ` Johannes Berg [this message]
2015-01-31 14:16   ` Christian Lamparter
2015-01-31 17:36     ` Grumbach, Emmanuel
2015-01-31 17:57       ` Christian Lamparter

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