From patchwork Tue Feb 6 21:49:29 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gergo Koteles X-Patchwork-Id: 13547798 Received: from irl.hu (irl.hu [95.85.9.111]) (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 35E601B948; Tue, 6 Feb 2024 21:49:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.85.9.111 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707256174; cv=none; b=YWMOZJCWjUjHN/aDAWhKZcldAdhplryz0mpikyTKq8IRlFCQAYPtd/2S7rOH/6iFnQYdxnD2XqdJXNwNxxSabYM/B4debQdpz9b1JdhpmuXs8KMsedypIPB2PNTYGe1oQFdj/+hj/R2YSaW59AOFqGpwNuGZwzU6gVl7/d6oIIM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707256174; c=relaxed/simple; bh=LiKVYTVwfhGFPEJc6YnATjTVvQnxnW94uIPI7ylSso4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Mime-Version:Content-Type; b=cvVs9geX2o3T9wMVpaF1N4uWR/2zxL46oleV6nYu54uscxQc21m8Qb1MsCB4dfrMp//QPb1AvJ/G8XWreejZFl0IAN/5+y7uxpUe6Ol+JxCDJZcALO2reGcCpUqFf1j/u9XFGzHci1nSFdA8nZM4uTnhuPviRXeqg026mBWsT8M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=irl.hu; spf=pass smtp.mailfrom=irl.hu; arc=none smtp.client-ip=95.85.9.111 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=irl.hu Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=irl.hu Received: from fedori.lan (51b69e54.dsl.pool.telekom.hu [::ffff:81.182.158.84]) (AUTH: CRAM-MD5 soyer@irl.hu, ) by irl.hu with ESMTPSA id 00000000000737A5.0000000065C2A96A.001AD717; Tue, 06 Feb 2024 22:49:30 +0100 From: Gergo Koteles To: Shenghao Ding , Kevin Lu , Baojun Xu , Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Mark Brown Cc: linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, Gergo Koteles , stable@vger.kernel.org Subject: [PATCH v3] ASoC: tas2781: remove unused acpi_subysystem_id Date: Tue, 6 Feb 2024 22:49:29 +0100 Message-ID: <7f056a4148fec176812ff6cc490860bf565b161c.1707255917.git.soyer@irl.hu> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mime-Autoconverted: from 8bit to 7bit by courier 1.0 The acpi_subysystem_id is only written and freed, not read, so unnecessary. Fixes: ef3bcde75d06 ("ASoC: tas2781: Add tas2781 driver") CC: stable@vger.kernel.org Signed-off-by: Gergo Koteles --- Changes since v2: remove sub from tas2781_read_acpi Changes since v1: remove physdev from tas2781_read_acpi --- include/sound/tas2781.h | 1 - sound/pci/hda/tas2781_hda_i2c.c | 12 ------------ sound/soc/codecs/tas2781-comlib.c | 1 - 3 files changed, 14 deletions(-) base-commit: 610010737f74482a61896596a0116876ecf9e65c diff --git a/include/sound/tas2781.h b/include/sound/tas2781.h index 9aff384941de..99ca3e401fd1 100644 --- a/include/sound/tas2781.h +++ b/include/sound/tas2781.h @@ -103,7 +103,6 @@ struct tasdevice_priv { struct tm tm; enum device_catlog_id catlog_id; - const char *acpi_subsystem_id; unsigned char cal_binaryname[TASDEVICE_MAX_CHANNELS][64]; unsigned char crc8_lkp_tbl[CRC8_TABLE_SIZE]; unsigned char coef_binaryname[64]; diff --git a/sound/pci/hda/tas2781_hda_i2c.c b/sound/pci/hda/tas2781_hda_i2c.c index 1bfb00102a77..4c9a788c3501 100644 --- a/sound/pci/hda/tas2781_hda_i2c.c +++ b/sound/pci/hda/tas2781_hda_i2c.c @@ -111,9 +111,7 @@ static int tas2781_get_i2c_res(struct acpi_resource *ares, void *data) static int tas2781_read_acpi(struct tasdevice_priv *p, const char *hid) { struct acpi_device *adev; - struct device *physdev; LIST_HEAD(resources); - const char *sub; int ret; adev = acpi_dev_get_first_match_dev(hid, NULL, -1); @@ -129,18 +127,8 @@ static int tas2781_read_acpi(struct tasdevice_priv *p, const char *hid) acpi_dev_free_resource_list(&resources); strscpy(p->dev_name, hid, sizeof(p->dev_name)); - physdev = get_device(acpi_get_first_physical_node(adev)); acpi_dev_put(adev); - /* No side-effect to the playback even if subsystem_id is NULL*/ - sub = acpi_get_subsystem_id(ACPI_HANDLE(physdev)); - if (IS_ERR(sub)) - sub = NULL; - - p->acpi_subsystem_id = sub; - - put_device(physdev); - return 0; err: diff --git a/sound/soc/codecs/tas2781-comlib.c b/sound/soc/codecs/tas2781-comlib.c index 5d0e5348b361..3aa81514dad7 100644 --- a/sound/soc/codecs/tas2781-comlib.c +++ b/sound/soc/codecs/tas2781-comlib.c @@ -408,7 +408,6 @@ void tasdevice_remove(struct tasdevice_priv *tas_priv) { if (gpio_is_valid(tas_priv->irq_info.irq_gpio)) gpio_free(tas_priv->irq_info.irq_gpio); - kfree(tas_priv->acpi_subsystem_id); mutex_destroy(&tas_priv->codec_lock); } EXPORT_SYMBOL_GPL(tasdevice_remove);