[5/7] ALSA: hda: hda_component: Change codecs to use component parent structure

Message ID	20240531151409.80284-6-simont@opensource.cirrus.com (mailing list archive)
State	Superseded
Headers	show Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) (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 1839C73502; Fri, 31 May 2024 15:15:29 +0000 (UTC) From: Simon Trimmer <simont@opensource.cirrus.com> To: <tiwai@suse.com> CC: <linux-sound@vger.kernel.org>, <alsa-devel@alsa-project.org>, <linux-kernel@vger.kernel.org>, <patches@opensource.cirrus.com>, <soyer@irl.hu>, <shenghao-ding@ti.com>, <kevin-lu@ti.com>, <baojun.xu@ti.com>, <kailang@realtek.com>, Simon Trimmer <simont@opensource.cirrus.com> Subject: [PATCH 5/7] ALSA: hda: hda_component: Change codecs to use component parent structure Date: Fri, 31 May 2024 16:14:07 +0100 Message-ID: <20240531151409.80284-6-simont@opensource.cirrus.com> In-Reply-To: <20240531151409.80284-1-simont@opensource.cirrus.com> References: <20240531151409.80284-1-simont@opensource.cirrus.com> Precedence: bulk MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain
Series	ALSA: hda: Improvements to hda_component \| expand [0/7] ALSA: hda: Improvements to hda_component [1/7] ALSA: hda: cs35l56: Component should be unbound before deconstruction [2/7] ALSA: hda: cs35l41: Component should be unbound before deconstruction [3/7] ALSA: hda/tas2781: Component should be unbound before deconstruction [4/7] ALSA: hda: hda_component: Introduce component parent structure [5/7] ALSA: hda: hda_component: Change codecs to use component parent structure [6/7] ALSA: hda: hda_component: Move codec field into the parent [7/7] ALSA: hda: hda_component: Protect shared data with a mutex

diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c index 031703f010be..ceba4f2c85f1 100644 --- a/sound/pci/hda/cs35l41_hda.c +++ b/sound/pci/hda/cs35l41_hda.c @@ -1419,27 +1419,28 @@ static void cs35l41_acpi_device_notify(acpi_handle handle, u32 event, struct dev static int cs35l41_hda_bind(struct device *dev, struct device *master, void *master_data) { struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); - struct hda_component *comps = master_data; + struct hda_component_parent *parent = master_data; + struct hda_component *comp; unsigned int sleep_flags; int ret = 0; - if (!comps || cs35l41->index < 0 || cs35l41->index >= HDA_MAX_COMPONENTS) + comp = hda_component_from_index(parent, cs35l41->index); + if (!comp) return -EINVAL; - comps = &comps[cs35l41->index]; - if (comps->dev) + if (comp->dev) return -EBUSY; pm_runtime_get_sync(dev); mutex_lock(&cs35l41->fw_mutex); - comps->dev = dev; + comp->dev = dev; if (!cs35l41->acpi_subsystem_id) cs35l41->acpi_subsystem_id = kasprintf(GFP_KERNEL, "%.8x", - comps->codec->core.subsystem_id); - cs35l41->codec = comps->codec; - strscpy(comps->name, dev_name(dev), sizeof(comps->name)); + comp->codec->core.subsystem_id); + cs35l41->codec = comp->codec; + strscpy(comp->name, dev_name(dev), sizeof(comp->name)); cs35l41->firmware_type = HDA_CS_DSP_FW_SPK_PROT; @@ -1454,13 +1455,13 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas ret = cs35l41_create_controls(cs35l41); - comps->playback_hook = cs35l41_hda_playback_hook; - comps->pre_playback_hook = cs35l41_hda_pre_playback_hook; - comps->post_playback_hook = cs35l41_hda_post_playback_hook; - comps->acpi_notify = cs35l41_acpi_device_notify; - comps->adev = cs35l41->dacpi; + comp->playback_hook = cs35l41_hda_playback_hook; + comp->pre_playback_hook = cs35l41_hda_pre_playback_hook; + comp->post_playback_hook = cs35l41_hda_post_playback_hook; + comp->acpi_notify = cs35l41_acpi_device_notify; + comp->adev = cs35l41->dacpi; - comps->acpi_notifications_supported = cs35l41_dsm_supported(acpi_device_handle(comps->adev), + comp->acpi_notifications_supported = cs35l41_dsm_supported(acpi_device_handle(comp->adev), CS35L41_DSM_GET_MUTE); cs35l41->mute_override = cs35l41_get_acpi_mute_state(cs35l41, @@ -1469,7 +1470,7 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas mutex_unlock(&cs35l41->fw_mutex); sleep_flags = lock_system_sleep(); - if (!device_link_add(&comps->codec->core.dev, cs35l41->dev, DL_FLAG_STATELESS)) + if (!device_link_add(&comp->codec->core.dev, cs35l41->dev, DL_FLAG_STATELESS)) dev_warn(dev, "Unable to create device link\n"); unlock_system_sleep(sleep_flags); @@ -1489,14 +1490,19 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas static void cs35l41_hda_unbind(struct device *dev, struct device *master, void *master_data) { struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); - struct hda_component *comps = master_data; + struct hda_component_parent *parent = master_data; + struct hda_component *comp; unsigned int sleep_flags; - if (comps[cs35l41->index].dev == dev) { - memset(&comps[cs35l41->index], 0, sizeof(*comps)); + comp = hda_component_from_index(parent, cs35l41->index); + if (!comp) + return; + + if (comp->dev == dev) { sleep_flags = lock_system_sleep(); device_link_remove(&cs35l41->codec->core.dev, cs35l41->dev); unlock_system_sleep(sleep_flags); + memset(comp, 0, sizeof(*comp)); } } diff --git a/sound/pci/hda/cs35l56_hda.c b/sound/pci/hda/cs35l56_hda.c index e134ede6c5aa..df4498c77171 100644 --- a/sound/pci/hda/cs35l56_hda.c +++ b/sound/pci/hda/cs35l56_hda.c @@ -685,20 +685,21 @@ static int cs35l56_hda_fw_load(struct cs35l56_hda *cs35l56) static int cs35l56_hda_bind(struct device *dev, struct device *master, void *master_data) { struct cs35l56_hda *cs35l56 = dev_get_drvdata(dev); - struct hda_component *comps = master_data; + struct hda_component_parent *parent = master_data; + struct hda_component *comp; int ret; - if (!comps || cs35l56->index < 0 || cs35l56->index >= HDA_MAX_COMPONENTS) + comp = hda_component_from_index(parent, cs35l56->index); + if (!comp) return -EINVAL; - comps = &comps[cs35l56->index]; - if (comps->dev) + if (comp->dev) return -EBUSY; - comps->dev = dev; - cs35l56->codec = comps->codec; - strscpy(comps->name, dev_name(dev), sizeof(comps->name)); - comps->playback_hook = cs35l56_hda_playback_hook; + comp->dev = dev; + cs35l56->codec = comp->codec; + strscpy(comp->name, dev_name(dev), sizeof(comp->name)); + comp->playback_hook = cs35l56_hda_playback_hook; ret = cs35l56_hda_fw_load(cs35l56); if (ret) @@ -720,7 +721,8 @@ static int cs35l56_hda_bind(struct device *dev, struct device *master, void *mas static void cs35l56_hda_unbind(struct device *dev, struct device *master, void *master_data) { struct cs35l56_hda *cs35l56 = dev_get_drvdata(dev); - struct hda_component *comps = master_data; + struct hda_component_parent *parent = master_data; + struct hda_component *comp; cs35l56_hda_remove_controls(cs35l56); @@ -732,8 +734,9 @@ static void cs35l56_hda_unbind(struct device *dev, struct device *master, void * if (cs35l56->base.fw_patched) cs_dsp_power_down(&cs35l56->cs_dsp); - if (comps[cs35l56->index].dev == dev) - memset(&comps[cs35l56->index], 0, sizeof(*comps)); + comp = hda_component_from_index(parent, cs35l56->index); + if (comp && (comp->dev == dev)) + memset(comp, 0, sizeof(*comp)); cs35l56->codec = NULL; diff --git a/sound/pci/hda/hda_component.c b/sound/pci/hda/hda_component.c index d8b9d406676b..da49937a938b 100644 --- a/sound/pci/hda/hda_component.c +++ b/sound/pci/hda/hda_component.c @@ -141,7 +141,7 @@ int hda_component_manager_bind(struct hda_codec *cdc, for (i = 0; i < ARRAY_SIZE(parent->comps); i++) parent->comps[i].codec = cdc; - return component_bind_all(hda_codec_dev(cdc), &parent->comps); + return component_bind_all(hda_codec_dev(cdc), parent); } EXPORT_SYMBOL_NS_GPL(hda_component_manager_bind, SND_HDA_SCODEC_COMPONENT); diff --git a/sound/pci/hda/hda_component.h b/sound/pci/hda/hda_component.h index a016f1b942a2..e547e1f1e674 100644 --- a/sound/pci/hda/hda_component.h +++ b/sound/pci/hda/hda_component.h @@ -93,7 +93,7 @@ static inline struct hda_component *hda_component_from_index(struct hda_componen static inline void hda_component_manager_unbind(struct hda_codec *cdc, struct hda_component_parent *parent) { - component_unbind_all(hda_codec_dev(cdc), &parent->comps); + component_unbind_all(hda_codec_dev(cdc), parent); } #endif /* ifndef __HDA_COMPONENT_H__ */ diff --git a/sound/pci/hda/tas2781_hda_i2c.c b/sound/pci/hda/tas2781_hda_i2c.c index fdee6592c502..c6c1e8e81972 100644 --- a/sound/pci/hda/tas2781_hda_i2c.c +++ b/sound/pci/hda/tas2781_hda_i2c.c @@ -706,20 +706,20 @@ static int tas2781_hda_bind(struct device *dev, struct device *master, void *master_data) { struct tas2781_hda *tas_hda = dev_get_drvdata(dev); - struct hda_component *comps = master_data; + struct hda_component_parent *parent = master_data; + struct hda_component *comp; struct hda_codec *codec; unsigned int subid; int ret; - if (!comps || tas_hda->priv->index < 0 || - tas_hda->priv->index >= HDA_MAX_COMPONENTS) + comp = hda_component_from_index(parent, tas_hda->priv->index); + if (!comp) return -EINVAL; - comps = &comps[tas_hda->priv->index]; - if (comps->dev) + if (comp->dev) return -EBUSY; - codec = comps->codec; + codec = comp->codec; subid = codec->core.subsystem_id >> 16; switch (subid) { @@ -733,13 +733,13 @@ static int tas2781_hda_bind(struct device *dev, struct device *master, pm_runtime_get_sync(dev); - comps->dev = dev; + comp->dev = dev; - strscpy(comps->name, dev_name(dev), sizeof(comps->name)); + strscpy(comp->name, dev_name(dev), sizeof(comp->name)); ret = tascodec_init(tas_hda->priv, codec, THIS_MODULE, tasdev_fw_ready); if (!ret) - comps->playback_hook = tas2781_hda_playback_hook; + comp->playback_hook = tas2781_hda_playback_hook; pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); @@ -751,13 +751,14 @@ static void tas2781_hda_unbind(struct device *dev, struct device *master, void *master_data) { struct tas2781_hda *tas_hda = dev_get_drvdata(dev); - struct hda_component *comps = master_data; - comps = &comps[tas_hda->priv->index]; - - if (comps->dev == dev) { - comps->dev = NULL; - memset(comps->name, 0, sizeof(comps->name)); - comps->playback_hook = NULL; + struct hda_component_parent *parent = master_data; + struct hda_component *comp; + + comp = hda_component_from_index(parent, tas_hda->priv->index); + if (comp && (comp->dev == dev)) { + comp->dev = NULL; + memset(comp->name, 0, sizeof(comp->name)); + comp->playback_hook = NULL; } tas2781_hda_remove_controls(tas_hda);

[5/7] ALSA: hda: hda_component: Change codecs to use component parent structure

Commit Message

Patch