diff options
Diffstat (limited to 'package/kernel/mac80211/patches/rt2x00/987-rt2x00-reduce-tx-power-to-nominal-level-on-RT6352.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/rt2x00/987-rt2x00-reduce-tx-power-to-nominal-level-on-RT6352.patch | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/rt2x00/987-rt2x00-reduce-tx-power-to-nominal-level-on-RT6352.patch b/package/kernel/mac80211/patches/rt2x00/987-rt2x00-reduce-tx-power-to-nominal-level-on-RT6352.patch new file mode 100644 index 0000000000..f15fe7d817 --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/987-rt2x00-reduce-tx-power-to-nominal-level-on-RT6352.patch @@ -0,0 +1,114 @@ +From patchwork Thu Dec 27 14:05:25 2018 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit +X-Patchwork-Submitter: Tom Psyborg <pozega.tomislav@gmail.com> +X-Patchwork-Id: 10743705 +X-Patchwork-Delegate: kvalo@adurom.com +Return-Path: <linux-wireless-owner@kernel.org> +Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org + [172.30.200.125]) + by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2BC1913B5 + for <patchwork-linux-wireless@patchwork.kernel.org>; + Thu, 27 Dec 2018 14:06:03 +0000 (UTC) +Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) + by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1C758289EC + for <patchwork-linux-wireless@patchwork.kernel.org>; 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charset=UTF-8 +Sender: linux-wireless-owner@vger.kernel.org +Precedence: bulk +List-ID: <linux-wireless.vger.kernel.org> +X-Mailing-List: linux-wireless@vger.kernel.org +X-Virus-Scanned: ClamAV using ClamSMTP + +Current implementation of RT6352 support provides too high tx power +at least on iPA/eLNA devices. Reduce amplification of variable gain +amplifier by 6dB to match board target power of 17dBm. +Transmited signal strength with this patch is similar to that of +stock firmware or pandorabox firmware. Throughput measured with iperf +improves. Device tested: Xiaomi Miwifi Mini. + +Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com> +--- + drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 2 +- + 1 files changed, 1 insertions(+), 1 deletions(-) + +--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +@@ -5814,7 +5814,7 @@ static int rt2800_init_registers(struct + rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); + rt2800_register_write(rt2x00dev, MIMO_PS_CFG, 0x00000002); + rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0x00150F0F); +- rt2800_register_write(rt2x00dev, TX_ALC_VGA3, 0x06060606); ++ rt2800_register_write(rt2x00dev, TX_ALC_VGA3, 0x00000000); + rt2800_register_write(rt2x00dev, TX0_BB_GAIN_ATTEN, 0x0); + rt2800_register_write(rt2x00dev, TX1_BB_GAIN_ATTEN, 0x0); + rt2800_register_write(rt2x00dev, TX0_RF_GAIN_ATTEN, 0x6C6C666C); |