From patchwork Thu Nov 8 17:16:55 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ayman Bagabas X-Patchwork-Id: 10674725 X-Patchwork-Delegate: andy.shevchenko@gmail.com Return-Path: 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 D54841709 for ; Thu, 8 Nov 2018 17:17:49 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BB8BB2DA0A for ; Thu, 8 Nov 2018 17:17:49 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AF7FB2DA63; Thu, 8 Nov 2018 17:17:49 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 60E532DA0A for ; Thu, 8 Nov 2018 17:17:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726710AbeKICyP (ORCPT ); Thu, 8 Nov 2018 21:54:15 -0500 Received: from mail-ua1-f66.google.com ([209.85.222.66]:40044 "EHLO mail-ua1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726585AbeKICyP (ORCPT ); Thu, 8 Nov 2018 21:54:15 -0500 Received: by mail-ua1-f66.google.com with SMTP id n7so7472604uao.7; Thu, 08 Nov 2018 09:17:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references; bh=h0+0KTJsu6PVSeFp8yzXYmba/nQ5Vz0KUhLkno1pcPY=; b=MHJooLJQM9wviND3/4scHjWVhq6cN4hWGfJdhMSfKSZq9syulxH52eF77Hv8HrmXZ1 mpIwnxV7BRAONeVR9RT01lXAiQ3rHaHiVjnlWNCDKFUKs0LziOkMuY+71/fCPGtJEvbP rB3RII8kyGtGTVuEcRBopM75JQwIMlGpZtySVXfDbsGohQD5wcgBFpNbHUgJW+ZhHU2o m8KrGS8EfYE9mjD9slOcoeMqu7Yj2jYOuaMX0sO9ASiZ4NM5a9VKVakjL4bvPkoN6Bzs 6UEu3HNbcP7OCk6HnwP7eDmS9/rh0ct5YWMYrtqalobPZK2HOGB2qZqEFci2ERZBsyYG Yu2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references; bh=h0+0KTJsu6PVSeFp8yzXYmba/nQ5Vz0KUhLkno1pcPY=; b=Knm4MyAev6yrsm+G2cw5hb4YXs22Q/1Fa3AQbQ2yNF5CBdNIg0xewI07PNyp8tgPBa GhKlsEBrESb/B0g+REv3zqQ2IfpS+GkeUOsEcTADPnmcDGkepeFxC+4jr9BDNVxSIcRk X2NQ3ZSDxd4FOlmWtHVqvOygtNBG74D7fx+LF2w1bixAvpANrh6Ky9cXKCNtUsoMfYBn i64++Yviag6AjKnpwPL6yaOeMmkVUFM3L1kl14IlKUwCO0/Hux8DUATujVjrAmaTzMIU lE+VhcrWiVDqn8WjtE9XS5flSEm5RivyVspWyMy+70J9ZiKNX9GLs+a0eD+rRzTUhayZ VLNw== X-Gm-Message-State: AGRZ1gKEn/RoBbmsVTbUUI6QV7VJLXZrU36WRKPKuC+jfMbKBA+d9txq lNpxL8F1E9OwvvbEjpCAuA== X-Google-Smtp-Source: AJdET5cBA8713ve5bnYHHnoeqxI9J5YWAGaRLlzTc86gWYvPhPglkuzZ6OwW2/1UFa/vvsIVybYt+Q== X-Received: by 2002:ab0:498a:: with SMTP id e10mr2544323uad.134.1541697465907; Thu, 08 Nov 2018 09:17:45 -0800 (PST) Received: from localhost.localdomain ([2601:902:c200:6512:a50b:fc5d:3604:d966]) by smtp.gmail.com with ESMTPSA id y195sm1792776vkd.0.2018.11.08.09.17.44 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 08 Nov 2018 09:17:45 -0800 (PST) From: Ayman Bagabas To: Darren Hart , Andy Shevchenko , Jaroslav Kysela , Takashi Iwai , Ayman Bagabas , Kailang Yang , Hui Wang , linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, alsa-devel@alsa-project.org Subject: [PATCH v3 3/3] ALSA: hda: add support for Huawei WMI micmute LED Date: Thu, 8 Nov 2018 12:16:55 -0500 Message-Id: <20181108171701.4444-4-ayman.bagabas@gmail.com> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20181108171701.4444-1-ayman.bagabas@gmail.com> References: <20181108171701.4444-1-ayman.bagabas@gmail.com> Sender: platform-driver-x86-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: platform-driver-x86@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Some of Huawei laptops come with a LED in the micmute key. This patch enables and disable this LED accordingly. Signed-off-by: Ayman Bagabas Signed-off-by: Pavel Machek --- drivers/platform/x86/huawei_wmi.c | 1 + include/linux/platform_data/x86/huawei_wmi.h | 9 ++++ sound/pci/hda/huawei_wmi_helper.c | 47 ++++++++++++++++++++ sound/pci/hda/patch_realtek.c | 13 +++++- 4 files changed, 69 insertions(+), 1 deletion(-) create mode 100644 include/linux/platform_data/x86/huawei_wmi.h create mode 100644 sound/pci/hda/huawei_wmi_helper.c diff --git a/drivers/platform/x86/huawei_wmi.c b/drivers/platform/x86/huawei_wmi.c index 658c44ab2126..f06aa967c311 100644 --- a/drivers/platform/x86/huawei_wmi.c +++ b/drivers/platform/x86/huawei_wmi.c @@ -23,6 +23,7 @@ #include #include #include +#include MODULE_AUTHOR("Ayman Bagabas "); MODULE_DESCRIPTION("Huawei WMI hotkeys"); diff --git a/include/linux/platform_data/x86/huawei_wmi.h b/include/linux/platform_data/x86/huawei_wmi.h new file mode 100644 index 000000000000..dd251780ee5c --- /dev/null +++ b/include/linux/platform_data/x86/huawei_wmi.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#if IS_ENABLED(CONFIG_HUAWEI_LAPTOP) +#ifndef __HUAWEI_WMI_H__ +#define __HUAWEI_WMI_H__ + +int huawei_wmi_micmute_led_set(bool on); + +#endif +#endif diff --git a/sound/pci/hda/huawei_wmi_helper.c b/sound/pci/hda/huawei_wmi_helper.c new file mode 100644 index 000000000000..7c91f914ffba --- /dev/null +++ b/sound/pci/hda/huawei_wmi_helper.c @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Helper functions for Huawei WMI micmute LED; + * to be included from codec driver + */ + +#if IS_ENABLED(CONFIG_HUAWEI_LAPTOP) +#include + +static int (*huawei_wmi_micmute_led_set_func)(bool); + +static void update_huawei_wmi_micmute_led(struct hda_codec *codec) +{ + struct hda_gen_spec *spec = codec->spec; + huawei_wmi_micmute_led_set_func(spec->micmute_led.led_value); +} + +static void alc_fixup_huawei_wmi(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + bool removefunc = false; + + if (action == HDA_FIXUP_ACT_PROBE) { + if (!huawei_wmi_micmute_led_set_func) + huawei_wmi_micmute_led_set_func = symbol_request(huawei_wmi_micmute_led_set); + if (!huawei_wmi_micmute_led_set_func) { + codec_warn(codec, "Failed to find huawei_wmi symbol huawei_wmi_micmute_led_set\n"); + return; + } + + removefunc = (huawei_wmi_micmute_led_set_func(false) < 0) + || (snd_hda_gen_add_micmute_led(codec, update_huawei_wmi_micmute_led) < 0); + } + + if (huawei_wmi_micmute_led_set_func && (action == HDA_FIXUP_ACT_FREE || removefunc)) { + symbol_put(huawei_wmi_micmute_led_set); + huawei_wmi_micmute_led_set_func = NULL; + } +} + +#else + +static void alc_fixup_huawei_wmi(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ +} + +#endif diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index ed6c9c79ce46..a0fdcfb0b635 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -5374,6 +5374,9 @@ static void alc_fixup_thinkpad_acpi(struct hda_codec *codec, /* for alc295_fixup_hp_top_speakers */ #include "hp_x360_helper.c" +/* for alc_fixup_huawei_micmute_led */ +#include "huawei_wmi_helper.c" + enum { ALC269_FIXUP_SONY_VAIO, ALC275_FIXUP_SONY_VAIO_GPIO2, @@ -5494,6 +5497,7 @@ enum { ALC255_FIXUP_DUMMY_LINEOUT_VERB, ALC255_FIXUP_DELL_HEADSET_MIC, ALC256_FIXUP_HUAWEI_MBXP_PINS, + ALC256_FIXUP_HUAWEI_WMI_MICMUTE_LED, ALC295_FIXUP_HP_X360, ALC221_FIXUP_HP_HEADSET_MIC, }; @@ -5765,6 +5769,10 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC269_FIXUP_HEADSET_MIC }, + [ALC256_FIXUP_HUAWEI_WMI_MICMUTE_LED] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc_fixup_huawei_wmi + }, [ALC256_FIXUP_HUAWEI_MBXP_PINS] = { .type = HDA_FIXUP_PINS, .v.pins = (const struct hda_pintbl[]) { @@ -5779,7 +5787,9 @@ static const struct hda_fixup alc269_fixups[] = { {0x1e, 0x411111f0}, {0x21, 0x04211020}, { } - } + }, + .chained = true, + .chain_id = ALC256_FIXUP_HUAWEI_WMI_MICMUTE_LED }, [ALC269_FIXUP_ASUS_X101_FUNC] = { .type = HDA_FIXUP_FUNC, @@ -6609,6 +6619,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x5109, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), SND_PCI_QUIRK(0x17aa, 0x511e, "Thinkpad", ALC298_FIXUP_TPT470_DOCK), SND_PCI_QUIRK(0x17aa, 0x511f, "Thinkpad", ALC298_FIXUP_TPT470_DOCK), + SND_PCI_QUIRK(0x19e5, 0x3200, "Huawei MBX", ALC256_FIXUP_HUAWEI_WMI_MICMUTE_LED), SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MBXP", ALC256_FIXUP_HUAWEI_MBXP_PINS), SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K), SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),