From patchwork Sun Sep 8 19:23:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 13795603 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6A26F339A8 for ; Sun, 8 Sep 2024 19:23:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725823411; cv=none; b=dRm5Ruhekaz6qHv6zWpnBS2FECFeTPnJ63C0RWVVJa6c3GGb5vIofr4AMZVI2yOLiA80DAtS1qssC/YMTQmgTYSpdtVUYVdxyBaJleZ4FlKZHdlQSw+BqrVLVorVoeqypMr5NvADdO09/82ChWFIxq+9WbZfe9tPyUF4BNk217o= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725823411; c=relaxed/simple; bh=5/VyYIXVdgEHotkpzpm92DYuJ03B4mXi8ZHU0aPpthY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pjSkAxVW/Loy7TEXsaFzqIp9E0Ynr+RjaJQgEoFrUNgpSPX8jbkn+uecbquwf+2pVCIKsg9Pn8+ZKipY68pgTlZkwpeU5BIq2+du799MExUwsaXyhh1dGlKRfHmLXrGa8CXyOr2zTDHMaPDXFT4fc8g+++8kMSpw8WD4dE8I2HY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=U7JkYJ2r; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="U7JkYJ2r" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1725823408; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=z+6Qf4igUPHjW9yqNcmV5booAg93WTWfVSVAY+xkvJA=; b=U7JkYJ2rHDAEyYO50jn3B60Jf9c78tlVXaJXA4oakewC2Q8nnuQU5YG7oLpIZRKc/Ejq0b B4UxpGSkMLWiq+6YMV3bSdpUpFwAbiH1ZKl6ZzNT5BxFbNhXXIVmlEDwCfyyKTJ8apObLY ofBUw0tgkzY+a1FpeMIIjIJCwqovAjk= Received: from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-275-xHfpNZ0aNDmPOnCCIfn0Ig-1; Sun, 08 Sep 2024 15:23:25 -0400 X-MC-Unique: xHfpNZ0aNDmPOnCCIfn0Ig-1 Received: from mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 0F5C21953944; Sun, 8 Sep 2024 19:23:24 +0000 (UTC) Received: from localhost.localdomain (unknown [10.39.192.33]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id EA3431956086; Sun, 8 Sep 2024 19:23:21 +0000 (UTC) From: Hans de Goede To: Sebastian Reichel Cc: Hans de Goede , Jelle van der Waa , =?utf-8?q?Thomas_Wei=C3=9Fschuh?= , linux-pm@vger.kernel.org Subject: [RFC 4/4] platform/x86: dell-laptop: Use power_supply_charge_types_show/_parse() helpers Date: Sun, 8 Sep 2024 21:23:03 +0200 Message-ID: <20240908192303.151562-5-hdegoede@redhat.com> In-Reply-To: <20240908192303.151562-1-hdegoede@redhat.com> References: <20240908192303.151562-1-hdegoede@redhat.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Make battery_modes a map between tokens and enum power_supply_charge_type values instead of between tokens and strings and use the new power_supply_charge_types_show/_parse() helpers for show()/store() to ensure that things are handled in the same way as in other drivers. This also changes battery_supported_modes to be a bitmap of charge-types (enum power_supply_charge_type values) rather then a bitmap of indices into battery_modes[]. FIXME: not tested yet Signed-off-by: Hans de Goede --- drivers/platform/x86/dell/dell-laptop.c | 54 ++++++++++++------------- 1 file changed, 25 insertions(+), 29 deletions(-) diff --git a/drivers/platform/x86/dell/dell-laptop.c b/drivers/platform/x86/dell/dell-laptop.c index a3cd0505f282..d2ef18547c41 100644 --- a/drivers/platform/x86/dell/dell-laptop.c +++ b/drivers/platform/x86/dell/dell-laptop.c @@ -103,15 +103,15 @@ static bool mute_led_registered; struct battery_mode_info { int token; - const char *label; + enum power_supply_charge_type charge_type; }; static const struct battery_mode_info battery_modes[] = { - { BAT_PRI_AC_MODE_TOKEN, "Trickle" }, - { BAT_EXPRESS_MODE_TOKEN, "Fast" }, - { BAT_STANDARD_MODE_TOKEN, "Standard" }, - { BAT_ADAPTIVE_MODE_TOKEN, "Adaptive" }, - { BAT_CUSTOM_MODE_TOKEN, "Custom" }, + { BAT_PRI_AC_MODE_TOKEN, POWER_SUPPLY_CHARGE_TYPE_TRICKLE }, + { BAT_EXPRESS_MODE_TOKEN, POWER_SUPPLY_CHARGE_TYPE_FAST }, + { BAT_STANDARD_MODE_TOKEN, POWER_SUPPLY_CHARGE_TYPE_STANDARD }, + { BAT_ADAPTIVE_MODE_TOKEN, POWER_SUPPLY_CHARGE_TYPE_ADAPTIVE }, + { BAT_CUSTOM_MODE_TOKEN, POWER_SUPPLY_CHARGE_TYPE_CUSTOM }, }; static u32 battery_supported_modes; @@ -2261,46 +2261,42 @@ static ssize_t charge_types_show(struct device *dev, struct device_attribute *attr, char *buf) { - ssize_t count = 0; + enum power_supply_charge_type charge_type; int i; for (i = 0; i < ARRAY_SIZE(battery_modes); i++) { - bool active; + charge_type = battery_modes[i].charge_type; - if (!(battery_supported_modes & BIT(i))) + if (!(battery_supported_modes & BIT(charge_type))) continue; - active = dell_battery_mode_is_active(battery_modes[i].token); - count += sysfs_emit_at(buf, count, active ? "[%s] " : "%s ", - battery_modes[i].label); + if (!dell_battery_mode_is_active(battery_modes[i].token)) + continue; + + return power_supply_charge_types_show(dev, battery_supported_modes, + charge_type, buf); } - /* convert the last space to a newline */ - if (count > 0) - count--; - count += sysfs_emit_at(buf, count, "\n"); - - return count; + /* No active mode found */ + return -EIO; } static ssize_t charge_types_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { - bool matched = false; - int err, i; + int charge_type, err, i; + + charge_type = power_supply_charge_types_parse(battery_supported_modes, buf); + if (charge_type < 0) + return charge_type; for (i = 0; i < ARRAY_SIZE(battery_modes); i++) { - if (!(battery_supported_modes & BIT(i))) - continue; - - if (sysfs_streq(battery_modes[i].label, buf)) { - matched = true; + if (battery_modes[i].charge_type == charge_type) break; - } } - if (!matched) - return -EINVAL; + if (i == ARRAY_SIZE(battery_modes)) + return -EIO; err = dell_battery_set_mode(battery_modes[i].token); if (err) @@ -2421,7 +2417,7 @@ static u32 __init battery_get_supported_modes(void) for (i = 0; i < ARRAY_SIZE(battery_modes); i++) { if (dell_smbios_find_token(battery_modes[i].token)) - modes |= BIT(i); + modes |= BIT(battery_modes[i].charge_type); } return modes;