package/kernel/mac80211/patches/rt2x00/012-v6.1-rt2x00-fix-HT20-HT40-bandwidth-switch-on-MT7620.patch

   1 From patchwork Sat Sep 17 20:29:13 2022
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   5 X-Patchwork-Submitter: Daniel Golle <daniel@makrotopia.org>
   6 X-Patchwork-Id: 12979253
   7 X-Patchwork-Delegate: kvalo@adurom.com
   8 Return-Path: <linux-wireless-owner@kernel.org>
   9 Date: Sat, 17 Sep 2022 21:29:13 +0100
  10 From: Daniel Golle <daniel@makrotopia.org>
  11 To: linux-wireless@vger.kernel.org, Stanislaw Gruszka <stf_xl@wp.pl>,
  12         Helmut Schaa <helmut.schaa@googlemail.com>
  13 Cc: Kalle Valo <kvalo@kernel.org>,
  14         "David S. Miller" <davem@davemloft.net>,
  15         Eric Dumazet <edumazet@google.com>,
  16         Jakub Kicinski <kuba@kernel.org>,
  17         Paolo Abeni <pabeni@redhat.com>,
  18         Johannes Berg <johannes.berg@intel.com>
  19 Subject: [PATCH v3 12/16] rt2x00: fix HT20/HT40 bandwidth switch on MT7620
  20 Message-ID:
  21  <1664d89ba149f7b0bcec18b2a2abaedf49654507.1663445157.git.daniel@makrotopia.org>
  22 References: <cover.1663445157.git.daniel@makrotopia.org>
  23 MIME-Version: 1.0
  24 Content-Disposition: inline
  25 In-Reply-To: <cover.1663445157.git.daniel@makrotopia.org>
  26 Precedence: bulk
  27 List-ID: <linux-wireless.vger.kernel.org>
  28 X-Mailing-List: linux-wireless@vger.kernel.org
  29
  30 Add missing configuration of the channel bandwidth filter to the
  31 channel setup function for MT7620.
  32
  33 Reported-by: Serge Vasilugin <vasilugin@yandex.ru>
  34 Signed-off-by: Daniel Golle <daniel@makrotopia.org>
  35 Acked-by: Stanislaw Gruszka <stf_xl@wp.pl>
  36 ---
  37  drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 8 ++++++++
  38  1 file changed, 8 insertions(+)
  39
  40 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
  41 +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
  42 @@ -3855,6 +3855,14 @@ static void rt2800_config_channel_rf7620
  43                 rfcsr |= tx_agc_fc;
  44                 rt2800_rfcsr_write_bank(rt2x00dev, 7, 59, rfcsr);
  45         }
  46 +
  47 +       if (conf_is_ht40(conf)) {
  48 +               rt2800_bbp_glrt_write(rt2x00dev, 141, 0x10);
  49 +               rt2800_bbp_glrt_write(rt2x00dev, 157, 0x2f);
  50 +       } else {
  51 +               rt2800_bbp_glrt_write(rt2x00dev, 141, 0x1a);
  52 +               rt2800_bbp_glrt_write(rt2x00dev, 157, 0x40);
  53 +       }
  54  }
  55
  56  static void rt2800_config_alc(struct rt2x00_dev *rt2x00dev,