From patchwork Fri Jan 20 15:52:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bitterblue Smith X-Patchwork-Id: 645549 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87A40C05027 for ; Fri, 20 Jan 2023 15:52:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230440AbjATPwt (ORCPT ); Fri, 20 Jan 2023 10:52:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231573AbjATPws (ORCPT ); Fri, 20 Jan 2023 10:52:48 -0500 Received: from mail-wm1-x331.google.com (mail-wm1-x331.google.com [IPv6:2a00:1450:4864:20::331]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 64F694B4A1 for ; Fri, 20 Jan 2023 07:52:46 -0800 (PST) Received: by mail-wm1-x331.google.com with SMTP id f25-20020a1c6a19000000b003da221fbf48so4030774wmc.1 for ; Fri, 20 Jan 2023 07:52:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:in-reply-to:references:cc:to:from :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=eGnHjCFuLsS9i5O2gMuu9ltzW4AuhZE76peUc2103pc=; b=GWP8DcZh1mNPVHXRgGHnMsK1nnQ9224fRJaSVoFxs7LGd4oU9h9wUl6Ym7LvRrqJeJ Pgh0o+WRS+1EN1HSPTl3N67Q7p7z1/V7TsX3o9ATZ+QXc/qB0c70WN4/fmy41s7nJeCt Mgxvw4on2eoxCGCFh/L1oOWlPFiH8T8gh39WS1oNCHfk4X06Yw59OyAsXAZF53LMvoKH 5bXNAlX7z2lGaremANaC1xFU+Wi7ZSABeCfAlauOU6AlwaSQjAlTc6hZ9lgdo8YEWmNA BiGvtFog2Uyb5sTzwZS7hPQNq3KDMOQlX/scgLhec2wj7VC8cWH313qTHcdAWWMdv9Sk AEZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:references:cc:to:from :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=eGnHjCFuLsS9i5O2gMuu9ltzW4AuhZE76peUc2103pc=; b=Vkdc7k5emxHTfijmr5iwl78JyI1pPtDva4UMZ5B8tcA9BEq/G81Svx3b+F6tKwl0pK uWVXLFDPrIFuhvzqwxT+xUmR8rbQxggpOwWQnxdVvk2LqdvJsBQ2QkweTpRAD6zZmvXi /rjLzsURe/G1+YQS7T7GYY8JHk5xh2AT/AKI/oKhb40ExE9vSBLA6UOVzNPjmefB0UiK 1qY5Ke1aqW+d1w/CufFWNwFLdf2JplqrIPGAK82sBLWpqMmQeKTOlVeFwXmOilh4f+Ab H31WAcH55ZIop3OVeH2TP9nVkqY/AD+B3eZPADfc+tuNaDL9f0uwqfMXoAiQBQXwndJF cJLA== X-Gm-Message-State: AFqh2kqmS/Xvi4ws3QfAjKY2TcmVxKeM1U/RT25hR1GxFMeXVVDCQyIn 0knitBfdBwBfxgHq5cdodFux4sB94Ds= X-Google-Smtp-Source: AMrXdXsqDSMP/cIClCk6/rFpEyWN8xXPXp70b8VrAd02SZ0IsmgSlLBMQTtr7e/8Ae9gCruKmRWXJA== X-Received: by 2002:a1c:7315:0:b0:3d3:5a4a:9101 with SMTP id d21-20020a1c7315000000b003d35a4a9101mr23104732wmb.23.1674229964827; Fri, 20 Jan 2023 07:52:44 -0800 (PST) Received: from [192.168.1.50] ([79.119.240.25]) by smtp.gmail.com with ESMTPSA id m27-20020a05600c3b1b00b003db012d49b7sm12980786wms.2.2023.01.20.07.52.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 20 Jan 2023 07:52:44 -0800 (PST) Message-ID: <34d62bf5-3595-0c77-2ca7-be78555f765d@gmail.com> Date: Fri, 20 Jan 2023 17:52:40 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: [PATCH v2 2/4] wifi: rtl8xxxu: Add LED control code for RTL8188EU Content-Language: en-US From: Bitterblue Smith To: "linux-wireless@vger.kernel.org" Cc: Jes Sorensen , Ping-Ke Shih References: In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org By default the LED will blink when there is some activity. This was tested with a TP-Link TL-WN725N. Signed-off-by: Bitterblue Smith --- v2: - No change. --- .../realtek/rtl8xxxu/rtl8xxxu_8188e.c | 25 +++++++++++++++++++ .../wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h | 4 +++ 2 files changed, 29 insertions(+) diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c index 08f3b93ad8d0..a99ddb41cd24 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8188e.c @@ -1350,6 +1350,30 @@ static s8 rtl8188e_cck_rssi(struct rtl8xxxu_priv *priv, u8 cck_agc_rpt) return rx_pwr_all; } +static int rtl8188eu_led_brightness_set(struct led_classdev *led_cdev, + enum led_brightness brightness) +{ + struct rtl8xxxu_priv *priv = container_of(led_cdev, + struct rtl8xxxu_priv, + led_cdev); + u8 ledcfg = rtl8xxxu_read8(priv, REG_LEDCFG2); + + if (brightness == LED_OFF) { + ledcfg &= ~LEDCFG2_HW_LED_CONTROL; + ledcfg |= LEDCFG2_SW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE; + } else if (brightness == LED_ON) { + ledcfg &= ~(LEDCFG2_HW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE); + ledcfg |= LEDCFG2_SW_LED_CONTROL; + } else if (brightness == RTL8XXXU_HW_LED_CONTROL) { + ledcfg &= ~LEDCFG2_SW_LED_DISABLE; + ledcfg |= LEDCFG2_HW_LED_CONTROL | LEDCFG2_HW_LED_ENABLE; + } + + rtl8xxxu_write8(priv, REG_LEDCFG2, ledcfg); + + return 0; +} + static void rtl8188e_set_tx_rpt_timing(struct rtl8xxxu_ra_info *ra, u8 timing) { u8 idx; @@ -1851,6 +1875,7 @@ struct rtl8xxxu_fileops rtl8188eu_fops = { .fill_txdesc = rtl8xxxu_fill_txdesc_v3, .set_crystal_cap = rtl8188f_set_crystal_cap, .cck_rssi = rtl8188e_cck_rssi, + .led_classdev_brightness_set = rtl8188eu_led_brightness_set, .writeN_block_size = 128, .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16), .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32), diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h index 5818b2378bab..d510ce27b1b4 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h @@ -148,6 +148,10 @@ #define LEDCFG0_DPDT_SELECT BIT(23) #define REG_LEDCFG1 0x004d #define REG_LEDCFG2 0x004e +#define LEDCFG2_HW_LED_CONTROL BIT(1) +#define LEDCFG2_HW_LED_ENABLE BIT(5) +#define LEDCFG2_SW_LED_DISABLE BIT(3) +#define LEDCFG2_SW_LED_CONTROL BIT(5) #define LEDCFG2_DPDT_SELECT BIT(7) #define REG_LEDCFG3 0x004f #define REG_LEDCFG REG_LEDCFG2