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Fri, 09 Oct 2026 18:33:18 -0700 (PDT) Received: from localhost.localdomain ([98.148.34.5]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3537cb1d6e6sm9820634eec.24.2026.10.09.18.33.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Oct 2026 18:33:17 -0700 (PDT) From: Hungyu Lin To: pkshih@realtek.com Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, luka.gejak@linux.dev, rtl8821cerfe2@gmail.com, straube.linux@gmail.com, Hungyu Lin Subject: [PATCH] wifi: rtw88: 8723b: avoid converting RX SNR twice Date: Sat, 10 Oct 2026 01:32:48 +0000 Message-ID: <20261010013249.35584-1-dennylin0707@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit rtw8723b_query_phy_status_ofdm() already divides the PHY SNR report by two when filling pkt_stat->rx_snr. Shifting it again when copying it to dm_info->rx_snr halves the value shown in diagnostics and used for the average SNR. Copy the converted value directly. Fixes: d726c70ce082 ("wifi: rtw88: 8723b: add the RTL8723B chip driver") Signed-off-by: Hungyu Lin --- drivers/net/wireless/realtek/rtw88/rtw8723b.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723b.c b/drivers/net/wireless/realtek/rtw88/rtw8723b.c index 8bb9c03d769c..197add7cc110 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8723b.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8723b.c @@ -1291,7 +1291,7 @@ static void rtw8723b_query_phy_status_ofdm(struct rtw_dev *rtwdev, void *phy_raw dm_info->curr_rx_rate = pkt_stat->rate; dm_info->rssi[RF_PATH_A] = pkt_stat->rssi; - dm_info->rx_snr[RF_PATH_A] = pkt_stat->rx_snr[RF_PATH_A] >> 1; + dm_info->rx_snr[RF_PATH_A] = pkt_stat->rx_snr[RF_PATH_A]; dm_info->cfo_tail[RF_PATH_A] = (pkt_stat->cfo_tail[RF_PATH_A] * 5) >> 1; val_s8 = (s8)pkt_stat->rx_evm[RF_PATH_A];