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Wysocki" , Hans de Goede , Mark Gross , Jaroslav Kysela , Takashi Iwai CC: , , , , Stefan Binding Subject: [PATCH v1 1/2] platform/x86: serial-multi-instantiate: Set fwnode for i2c Date: Thu, 24 Nov 2022 11:07:17 +0000 Message-ID: <20221124110718.3925934-2-sbinding@opensource.cirrus.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221124110718.3925934-1-sbinding@opensource.cirrus.com> References: <20221124110718.3925934-1-sbinding@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: oibzOdWpY9mctqOdzlYetaHUXXSPowin X-Proofpoint-GUID: oibzOdWpY9mctqOdzlYetaHUXXSPowin X-Proofpoint-Spam-Reason: safe X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1750376090715937806?= X-GMAIL-MSGID: =?utf-8?q?1750376090715937806?= This allows the i2c driver to obtain the ACPI_COMPANION. Signed-off-by: Stefan Binding --- drivers/platform/x86/serial-multi-instantiate.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/platform/x86/serial-multi-instantiate.c b/drivers/platform/x86/serial-multi-instantiate.c index 5362f1a7b77c..15ef2f3c442e 100644 --- a/drivers/platform/x86/serial-multi-instantiate.c +++ b/drivers/platform/x86/serial-multi-instantiate.c @@ -194,6 +194,7 @@ static int smi_i2c_probe(struct platform_device *pdev, struct smi *smi, strscpy(board_info.type, inst_array[i].type, I2C_NAME_SIZE); snprintf(name, sizeof(name), "%s-%s.%d", dev_name(dev), inst_array[i].type, i); board_info.dev_name = name; + board_info.fwnode = acpi_fwnode_handle(adev); ret = smi_get_irq(pdev, adev, &inst_array[i]); if (ret < 0) From patchwork Thu Nov 24 11:07:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Binding X-Patchwork-Id: 25450 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:f944:0:0:0:0:0 with SMTP id q4csp3331339wrr; Thu, 24 Nov 2022 03:18:18 -0800 (PST) X-Google-Smtp-Source: AA0mqf5T1TGBLDsPhtuw2zVG5NJSMVZeTVKfsLZERym581axS7UMTSCTCc6CnhVRPZIS88OuBnwt X-Received: by 2002:aa7:9057:0:b0:573:1d31:2b78 with SMTP id n23-20020aa79057000000b005731d312b78mr15335171pfo.61.1669288697710; Thu, 24 Nov 2022 03:18:17 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1669288697; cv=none; d=google.com; s=arc-20160816; b=pQHAnw3b1XF3TUGHLmN8YPzJ7lFCuB14z57nw8I1Bya3Fs5jeG3RBJv73+gojYIjv9 V91qq7DAxMdKT+3OnQAqleFaeEAaT1Nuu6ui84d+4sm6LfIZsSnYlgQ4RRD6Zqemx1IU WnlMkxt1EOSzGxXR2GhGyJwt+HuLXV3K8xoQc6C4zFTI6QeshMITPBkhCPhukeHA2N6w qQzdntBDwRpmvs0Ol/eRBOOp+6vCEh7laLk5GvaAsgPwnzgwQ8NZQ6eqbTb0zot/4sJU SeaGo9+7ElLXmXUdAVJ+xrCcxcapU2a3xVNT6tTbNgxGo+IYPnud4wJNYxK/zbq7kdc2 bp7w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=kAWyD4t79JScrfLhlg0LvTwcZmRjr4XLSE8rVzGWack=; b=h3X3v4a2aAZLqKeScsvmyfB6OB8JGkg1O+KYjbVuiRBtTvZFBd109VviU6psE0biir Wro++XLscT972Sx4zoZMGD/bDTgzxrV0nsUZsw8GD+Kde93G3Ww35a21D+aG/d88S4Ni RcqwRni/MAJENnE+PG0460HsK+w9/XuBaggFL1KWy+buctg/ucGWjGoS2hjrSTjD0kQn 2HR7jNNX+duWpReQg8138uLa/ANiedetdEq6gXfa4Jchg8naDLKH6nMwzcg5YcADXhnr Ss9YdSIw2UymkmlqvQo1O/Rbxwj11QxIW5EV03/3McUGqncg9fgUQ9+v/zd4+8uNGmO7 ruAw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@cirrus.com header.s=PODMain02222019 header.b=SnhuQO3k; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=cirrus.com Received: from out1.vger.email (out1.vger.email. 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Wysocki" , Hans de Goede , Mark Gross , Jaroslav Kysela , Takashi Iwai CC: , , , , Stefan Binding Subject: [PATCH v1 2/2] ALSA: hda: cs35l41: Use ACPI_COMPANION to read acpi properties Date: Thu, 24 Nov 2022 11:07:18 +0000 Message-ID: <20221124110718.3925934-3-sbinding@opensource.cirrus.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221124110718.3925934-1-sbinding@opensource.cirrus.com> References: <20221124110718.3925934-1-sbinding@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: qxXytgOVlUR2TlqVvoRRvDLJn6DnpzSU X-Proofpoint-GUID: qxXytgOVlUR2TlqVvoRRvDLJn6DnpzSU X-Proofpoint-Spam-Reason: safe X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1750376065198046005?= X-GMAIL-MSGID: =?utf-8?q?1750376065198046005?= Currently the driver finds the acpi_device used to read certain properties using the HID, however, this is not necessary, as the acpi_device can be obtained from the device itself. With the ACPI_COMPANION correctly set, we can also simplify how we obtain the reset gpio. Signed-off-by: Stefan Binding --- sound/pci/hda/cs35l41_hda.c | 50 ++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 29 deletions(-) diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c index e5f0549bf06d..50cbbcce4946 100644 --- a/sound/pci/hda/cs35l41_hda.c +++ b/sound/pci/hda/cs35l41_hda.c @@ -1214,16 +1214,15 @@ static int cs35l41_get_speaker_id(struct device *dev, int amp_index, * And devm functions expect that the device requesting the resource has the correct * fwnode. */ -static int cs35l41_no_acpi_dsd(struct cs35l41_hda *cs35l41, struct device *physdev, int id, - const char *hid) +static int cs35l41_no_acpi_dsd(struct cs35l41_hda *cs35l41, int id, const char *hid) { struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; /* check I2C address to assign the index */ cs35l41->index = id == 0x40 ? 0 : 1; cs35l41->channel_index = 0; - cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH); - cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2); + cs35l41->reset_gpio = gpiod_get_index(cs35l41->dev, NULL, 0, GPIOD_OUT_HIGH); + cs35l41->speaker_id = cs35l41_get_speaker_id(cs35l41->dev, 0, 0, 2); hw_cfg->spk_pos = cs35l41->index; hw_cfg->gpio2.func = CS35L41_INTERRUPT; hw_cfg->gpio2.valid = true; @@ -1255,39 +1254,36 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; u32 values[HDA_MAX_COMPONENTS]; struct acpi_device *adev; - struct device *physdev; + const char *sub; char *property; size_t nval; int i, ret; - adev = acpi_dev_get_first_match_dev(hid, NULL, -1); + adev = ACPI_COMPANION(cs35l41->dev); if (!adev) { - dev_err(cs35l41->dev, "Failed to find an ACPI device for %s\n", hid); + dev_err(cs35l41->dev, "Failed to find an ACPI device for %s\n", + dev_name(cs35l41->dev)); return -ENODEV; } - physdev = get_device(acpi_get_first_physical_node(adev)); - acpi_dev_put(adev); - - sub = acpi_get_subsystem_id(ACPI_HANDLE(physdev)); + sub = acpi_get_subsystem_id(ACPI_HANDLE(cs35l41->dev)); if (IS_ERR(sub)) sub = NULL; cs35l41->acpi_subsystem_id = sub; property = "cirrus,dev-index"; - ret = device_property_count_u32(physdev, property); - if (ret <= 0) { - ret = cs35l41_no_acpi_dsd(cs35l41, physdev, id, hid); - goto err_put_physdev; - } + ret = device_property_count_u32(cs35l41->dev, property); + if (ret <= 0) + return cs35l41_no_acpi_dsd(cs35l41, id, hid); + if (ret > ARRAY_SIZE(values)) { ret = -EINVAL; goto err; } nval = ret; - ret = device_property_read_u32_array(physdev, property, values, nval); + ret = device_property_read_u32_array(cs35l41->dev, property, values, nval); if (ret) goto err; @@ -1307,11 +1303,10 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i /* To use the same release code for all laptop variants we can't use devm_ version of * gpiod_get here, as CLSA010* don't have a fully functional bios with an _DSD node */ - cs35l41->reset_gpio = fwnode_gpiod_get_index(acpi_fwnode_handle(adev), "reset", cs35l41->index, - GPIOD_OUT_LOW, "cs35l41-reset"); + cs35l41->reset_gpio = gpiod_get_index(cs35l41->dev, "reset", cs35l41->index, GPIOD_OUT_LOW); property = "cirrus,speaker-position"; - ret = device_property_read_u32_array(physdev, property, values, nval); + ret = device_property_read_u32_array(cs35l41->dev, property, values, nval); if (ret) goto err; hw_cfg->spk_pos = values[cs35l41->index]; @@ -1322,41 +1317,41 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i cs35l41->channel_index++; property = "cirrus,gpio1-func"; - ret = device_property_read_u32_array(physdev, property, values, nval); + ret = device_property_read_u32_array(cs35l41->dev, property, values, nval); if (ret) goto err; hw_cfg->gpio1.func = values[cs35l41->index]; hw_cfg->gpio1.valid = true; property = "cirrus,gpio2-func"; - ret = device_property_read_u32_array(physdev, property, values, nval); + ret = device_property_read_u32_array(cs35l41->dev, property, values, nval); if (ret) goto err; hw_cfg->gpio2.func = values[cs35l41->index]; hw_cfg->gpio2.valid = true; property = "cirrus,boost-peak-milliamp"; - ret = device_property_read_u32_array(physdev, property, values, nval); + ret = device_property_read_u32_array(cs35l41->dev, property, values, nval); if (ret == 0) hw_cfg->bst_ipk = values[cs35l41->index]; else hw_cfg->bst_ipk = -1; property = "cirrus,boost-ind-nanohenry"; - ret = device_property_read_u32_array(physdev, property, values, nval); + ret = device_property_read_u32_array(cs35l41->dev, property, values, nval); if (ret == 0) hw_cfg->bst_ind = values[cs35l41->index]; else hw_cfg->bst_ind = -1; property = "cirrus,boost-cap-microfarad"; - ret = device_property_read_u32_array(physdev, property, values, nval); + ret = device_property_read_u32_array(cs35l41->dev, property, values, nval); if (ret == 0) hw_cfg->bst_cap = values[cs35l41->index]; else hw_cfg->bst_cap = -1; - cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, cs35l41->index, nval, -1); + cs35l41->speaker_id = cs35l41_get_speaker_id(cs35l41->dev, cs35l41->index, nval, -1); if (hw_cfg->bst_ind > 0 || hw_cfg->bst_cap > 0 || hw_cfg->bst_ipk > 0) hw_cfg->bst_type = CS35L41_INT_BOOST; @@ -1364,14 +1359,11 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i hw_cfg->bst_type = CS35L41_EXT_BOOST; hw_cfg->valid = true; - put_device(physdev); return 0; err: dev_err(cs35l41->dev, "Failed property %s: %d\n", property, ret); -err_put_physdev: - put_device(physdev); return ret; }