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Date:   Sun, 16 Sep 2018 11:59:36 +0200
From:   Pavel Machek <pavel@ucw.cz>
To:     Johannes Berg <johannes@sipsolutions.net>
Cc:     Randy Dunlap <rdunlap@infradead.org>,
        LKML <linux-kernel@vger.kernel.org>,
        linux-wireless <linux-wireless@vger.kernel.org>,
        linuxwifi@intel.com
Subject: [PATCH] fix iwlwifi on old cards in v4.19 was Re: 4.19-rc[23]
 iwlwifi: BUG in swiotlb
Message-ID: <20180916095935.GA4388@amd>
References: <0c5e53e5-2afa-8d38-0b48-272c670c4bc5@infradead.org>
 <1536651177.3224.106.camel@sipsolutions.net>
 <20180916093414.GA4299@amd>
 <20180916094142.GB4299@amd>
 <20180916095535.GA4245@amd>
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=2Emax_tfd_queue_size was ommited for old cards, leading to oops in
swiotlb.

Signed-off-by: Pavel Machek <pavel@ucw.cz>

--- linux/drivers/net/wireless/intel/iwlwifi/cfg/1000.c	2018-09-05 13:12:40=
=2E453164067 +0200
+++ linux-64/drivers/net/wireless/intel/iwlwifi/cfg/1000.c	2018-09-16 11:54=
:04.010970756 +0200
@@ -51,6 +51,7 @@
=20
 static const struct iwl_base_params iwl1000_base_params =3D {
 	.num_of_queues =3D IWLAGN_NUM_QUEUES,
+	.max_tfd_queue_size =3D 256,
 	.eeprom_size =3D OTP_LOW_IMAGE_SIZE,
 	.pll_cfg =3D true,
 	.max_ll_items =3D OTP_MAX_LL_ITEMS_1000,


--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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