From patchwork Fri Dec 22 00:34:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gergo Koteles X-Patchwork-Id: 13502826 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 C8C23ECA; Fri, 22 Dec 2023 00:36:27 +0000 (UTC) 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 (51b681e3.dsl.pool.telekom.hu [::ffff:81.182.129.227]) (AUTH: CRAM-MD5 soyer@irl.hu, ) by irl.hu with ESMTPSA id 0000000000071EE8.000000006584DA0A.0013B20E; Fri, 22 Dec 2023 01:36:23 +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 2/2] ALSA: hda/tas2781: remove sound controls in unbind Date: Fri, 22 Dec 2023 01:34:48 +0100 Message-ID: <362aa3e2f81b9259a3e5222f576bec5debfc5e88.1703204848.git.soyer@irl.hu> X-Mailer: git-send-email 2.43.0 In-Reply-To: <1398bd8bf3e935b1595a99128320e4a1913e210a.1703204848.git.soyer@irl.hu> References: <1398bd8bf3e935b1595a99128320e4a1913e210a.1703204848.git.soyer@irl.hu> 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 Remove sound controls in hda_unbind to make module loadable after module unload. Add a driver specific struct (tas2781_hda) to store the controls. This patch depends on patch: ALSA: hda/tas2781: do not use regcache Fixes: 5be27f1e3ec9 ("ALSA: hda/tas2781: Add tas2781 HDA driver") CC: stable@vger.kernel.org Signed-off-by: Gergo Koteles --- sound/pci/hda/tas2781_hda_i2c.c | 223 +++++++++++++++++++------------- 1 file changed, 130 insertions(+), 93 deletions(-) diff --git a/sound/pci/hda/tas2781_hda_i2c.c b/sound/pci/hda/tas2781_hda_i2c.c index 769604375745..731664fc8b21 100644 --- a/sound/pci/hda/tas2781_hda_i2c.c +++ b/sound/pci/hda/tas2781_hda_i2c.c @@ -65,6 +65,15 @@ enum calib_data { CALIB_MAX }; +struct tas2781_hda { + struct device *dev; + struct tasdevice_priv *priv; + struct snd_kcontrol *dsp_prog_ctl; + struct snd_kcontrol *dsp_conf_ctl; + struct snd_kcontrol *prof_ctl; + struct snd_kcontrol *snd_ctls[3]; +}; + static int tas2781_get_i2c_res(struct acpi_resource *ares, void *data) { struct tasdevice_priv *tas_priv = data; @@ -125,26 +134,26 @@ static int tas2781_read_acpi(struct tasdevice_priv *p, const char *hid) static void tas2781_hda_playback_hook(struct device *dev, int action) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); - dev_dbg(tas_priv->dev, "%s: action = %d\n", __func__, action); + dev_dbg(tas_hda->dev, "%s: action = %d\n", __func__, action); switch (action) { case HDA_GEN_PCM_ACT_OPEN: pm_runtime_get_sync(dev); - mutex_lock(&tas_priv->codec_lock); - tasdevice_tuning_switch(tas_priv, 0); - mutex_unlock(&tas_priv->codec_lock); + mutex_lock(&tas_hda->priv->codec_lock); + tasdevice_tuning_switch(tas_hda->priv, 0); + mutex_unlock(&tas_hda->priv->codec_lock); break; case HDA_GEN_PCM_ACT_CLOSE: - mutex_lock(&tas_priv->codec_lock); - tasdevice_tuning_switch(tas_priv, 1); - mutex_unlock(&tas_priv->codec_lock); + mutex_lock(&tas_hda->priv->codec_lock); + tasdevice_tuning_switch(tas_hda->priv, 1); + mutex_unlock(&tas_hda->priv->codec_lock); pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); break; default: - dev_dbg(tas_priv->dev, "Playback action not supported: %d\n", + dev_dbg(tas_hda->dev, "Playback action not supported: %d\n", action); break; } @@ -477,9 +486,28 @@ static int tas2781_save_calibration(struct tasdevice_priv *tas_priv) return 0; } +static void tas2781_hda_remove_controls(struct tas2781_hda *tas_hda) +{ + struct hda_codec *codec = tas_hda->priv->codec; + + if (tas_hda->dsp_prog_ctl) + snd_ctl_remove(codec->card, tas_hda->dsp_prog_ctl); + + if (tas_hda->dsp_conf_ctl) + snd_ctl_remove(codec->card, tas_hda->dsp_conf_ctl); + + for (int i = ARRAY_SIZE(tas_hda->snd_ctls) - 1; i >= 0; i--) + if (tas_hda->snd_ctls[i]) + snd_ctl_remove(codec->card, tas_hda->snd_ctls[i]); + + if (tas_hda->prof_ctl) + snd_ctl_remove(codec->card, tas_hda->prof_ctl); +} + static void tasdev_fw_ready(const struct firmware *fmw, void *context) { struct tasdevice_priv *tas_priv = context; + struct tas2781_hda *tas_hda = dev_get_drvdata(tas_priv->dev); struct hda_codec *codec = tas_priv->codec; int i, ret; @@ -490,8 +518,8 @@ static void tasdev_fw_ready(const struct firmware *fmw, void *context) if (ret) goto out; - ret = snd_ctl_add(codec->card, - snd_ctl_new1(&tas2781_prof_ctrl, tas_priv)); + tas_hda->prof_ctl = snd_ctl_new1(&tas2781_prof_ctrl, tas_priv); + ret = snd_ctl_add(codec->card, tas_hda->prof_ctl); if (ret) { dev_err(tas_priv->dev, "Failed to add KControl %s = %d\n", @@ -500,8 +528,9 @@ static void tasdev_fw_ready(const struct firmware *fmw, void *context) } for (i = 0; i < ARRAY_SIZE(tas2781_snd_controls); i++) { - ret = snd_ctl_add(codec->card, - snd_ctl_new1(&tas2781_snd_controls[i], tas_priv)); + tas_hda->snd_ctls[i] = snd_ctl_new1(&tas2781_snd_controls[i], + tas_priv); + ret = snd_ctl_add(codec->card, tas_hda->snd_ctls[i]); if (ret) { dev_err(tas_priv->dev, "Failed to add KControl %s = %d\n", @@ -523,8 +552,9 @@ static void tasdev_fw_ready(const struct firmware *fmw, void *context) goto out; } - ret = snd_ctl_add(codec->card, - snd_ctl_new1(&tas2781_dsp_prog_ctrl, tas_priv)); + tas_hda->dsp_prog_ctl = snd_ctl_new1(&tas2781_dsp_prog_ctrl, + tas_priv); + ret = snd_ctl_add(codec->card, tas_hda->dsp_prog_ctl); if (ret) { dev_err(tas_priv->dev, "Failed to add KControl %s = %d\n", @@ -532,8 +562,9 @@ static void tasdev_fw_ready(const struct firmware *fmw, void *context) goto out; } - ret = snd_ctl_add(codec->card, - snd_ctl_new1(&tas2781_dsp_conf_ctrl, tas_priv)); + tas_hda->dsp_conf_ctl = snd_ctl_new1(&tas2781_dsp_conf_ctrl, + tas_priv); + ret = snd_ctl_add(codec->card, tas_hda->dsp_conf_ctl); if (ret) { dev_err(tas_priv->dev, "Failed to add KControl %s = %d\n", @@ -554,27 +585,27 @@ static void tasdev_fw_ready(const struct firmware *fmw, void *context) tas2781_save_calibration(tas_priv); out: - mutex_unlock(&tas_priv->codec_lock); + mutex_unlock(&tas_hda->priv->codec_lock); if (fmw) release_firmware(fmw); - pm_runtime_mark_last_busy(tas_priv->dev); - pm_runtime_put_autosuspend(tas_priv->dev); + pm_runtime_mark_last_busy(tas_hda->dev); + pm_runtime_put_autosuspend(tas_hda->dev); } static int tas2781_hda_bind(struct device *dev, struct device *master, void *master_data) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); struct hda_component *comps = master_data; struct hda_codec *codec; unsigned int subid; int ret; - if (!comps || tas_priv->index < 0 || - tas_priv->index >= HDA_MAX_COMPONENTS) + if (!comps || tas_hda->priv->index < 0 || + tas_hda->priv->index >= HDA_MAX_COMPONENTS) return -EINVAL; - comps = &comps[tas_priv->index]; + comps = &comps[tas_hda->priv->index]; if (comps->dev) return -EBUSY; @@ -583,10 +614,10 @@ static int tas2781_hda_bind(struct device *dev, struct device *master, switch (subid) { case 0x17aa: - tas_priv->catlog_id = LENOVO; + tas_hda->priv->catlog_id = LENOVO; break; default: - tas_priv->catlog_id = OTHERS; + tas_hda->priv->catlog_id = OTHERS; break; } @@ -596,7 +627,7 @@ static int tas2781_hda_bind(struct device *dev, struct device *master, strscpy(comps->name, dev_name(dev), sizeof(comps->name)); - ret = tascodec_init(tas_priv, codec, tasdev_fw_ready); + ret = tascodec_init(tas_hda->priv, codec, tasdev_fw_ready); if (!ret) comps->playback_hook = tas2781_hda_playback_hook; @@ -609,9 +640,9 @@ static int tas2781_hda_bind(struct device *dev, struct device *master, static void tas2781_hda_unbind(struct device *dev, struct device *master, void *master_data) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); struct hda_component *comps = master_data; - comps = &comps[tas_priv->index]; + comps = &comps[tas_hda->priv->index]; if (comps->dev == dev) { comps->dev = NULL; @@ -619,10 +650,12 @@ static void tas2781_hda_unbind(struct device *dev, comps->playback_hook = NULL; } - tasdevice_config_info_remove(tas_priv); - tasdevice_dsp_remove(tas_priv); + tas2781_hda_remove_controls(tas_hda); - tas_priv->fw_state = TASDEVICE_DSP_FW_PENDING; + tasdevice_config_info_remove(tas_hda->priv); + tasdevice_dsp_remove(tas_hda->priv); + + tas_hda->priv->fw_state = TASDEVICE_DSP_FW_PENDING; } static const struct component_ops tas2781_hda_comp_ops = { @@ -632,21 +665,21 @@ static const struct component_ops tas2781_hda_comp_ops = { static void tas2781_hda_remove(struct device *dev) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); - pm_runtime_get_sync(tas_priv->dev); - pm_runtime_disable(tas_priv->dev); + pm_runtime_get_sync(tas_hda->dev); + pm_runtime_disable(tas_hda->dev); - component_del(tas_priv->dev, &tas2781_hda_comp_ops); + component_del(tas_hda->dev, &tas2781_hda_comp_ops); - pm_runtime_put_noidle(tas_priv->dev); + pm_runtime_put_noidle(tas_hda->dev); - tasdevice_remove(tas_priv); + tasdevice_remove(tas_hda->priv); } static int tas2781_hda_i2c_probe(struct i2c_client *clt) { - struct tasdevice_priv *tas_priv; + struct tas2781_hda *tas_hda; const char *device_name; int ret; @@ -655,37 +688,42 @@ static int tas2781_hda_i2c_probe(struct i2c_client *clt) else return -ENODEV; - tas_priv = tasdevice_kzalloc(clt); - if (!tas_priv) + tas_hda = devm_kzalloc(&clt->dev, sizeof(*tas_hda), GFP_KERNEL); + if (!tas_hda) return -ENOMEM; - dev_set_drvdata(&clt->dev, tas_priv); + dev_set_drvdata(&clt->dev, tas_hda); + tas_hda->dev = &clt->dev; + + tas_hda->priv = tasdevice_kzalloc(clt); + if (!tas_hda->priv) + return -ENOMEM; - tas_priv->irq_info.irq = clt->irq; - ret = tas2781_read_acpi(tas_priv, device_name); + tas_hda->priv->irq_info.irq = clt->irq; + ret = tas2781_read_acpi(tas_hda->priv, device_name); if (ret) - return dev_err_probe(tas_priv->dev, ret, + return dev_err_probe(tas_hda->dev, ret, "Platform not supported\n"); - ret = tasdevice_init(tas_priv); + ret = tasdevice_init(tas_hda->priv); if (ret) goto err; - pm_runtime_set_autosuspend_delay(tas_priv->dev, 3000); - pm_runtime_use_autosuspend(tas_priv->dev); - pm_runtime_mark_last_busy(tas_priv->dev); - pm_runtime_set_active(tas_priv->dev); - pm_runtime_get_noresume(tas_priv->dev); - pm_runtime_enable(tas_priv->dev); + pm_runtime_set_autosuspend_delay(tas_hda->dev, 3000); + pm_runtime_use_autosuspend(tas_hda->dev); + pm_runtime_mark_last_busy(tas_hda->dev); + pm_runtime_set_active(tas_hda->dev); + pm_runtime_get_noresume(tas_hda->dev); + pm_runtime_enable(tas_hda->dev); - pm_runtime_put_autosuspend(tas_priv->dev); + pm_runtime_put_autosuspend(tas_hda->dev); - tas2781_reset(tas_priv); + tas2781_reset(tas_hda->priv); - ret = component_add(tas_priv->dev, &tas2781_hda_comp_ops); + ret = component_add(tas_hda->dev, &tas2781_hda_comp_ops); if (ret) { - dev_err(tas_priv->dev, "Register component failed: %d\n", ret); - pm_runtime_disable(tas_priv->dev); + dev_err(tas_hda->dev, "Register component failed: %d\n", ret); + pm_runtime_disable(tas_hda->dev); } err: @@ -701,66 +739,65 @@ static void tas2781_hda_i2c_remove(struct i2c_client *clt) static int tas2781_runtime_suspend(struct device *dev) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); int i; - dev_dbg(tas_priv->dev, "Runtime Suspend\n"); + dev_dbg(tas_hda->dev, "Runtime Suspend\n"); - mutex_lock(&tas_priv->codec_lock); + mutex_lock(&tas_hda->priv->codec_lock); - if (tas_priv->playback_started) { - tasdevice_tuning_switch(tas_priv, 1); - tas_priv->playback_started = false; + if (tas_hda->priv->playback_started) { + tasdevice_tuning_switch(tas_hda->priv, 1); + tas_hda->priv->playback_started = false; } - for (i = 0; i < tas_priv->ndev; i++) { - tas_priv->tasdevice[i].cur_book = -1; - tas_priv->tasdevice[i].cur_prog = -1; - tas_priv->tasdevice[i].cur_conf = -1; + for (i = 0; i < tas_hda->priv->ndev; i++) { + tas_hda->priv->tasdevice[i].cur_book = -1; + tas_hda->priv->tasdevice[i].cur_prog = -1; + tas_hda->priv->tasdevice[i].cur_conf = -1; } - - mutex_unlock(&tas_priv->codec_lock); + mutex_unlock(&tas_hda->priv->codec_lock); return 0; } static int tas2781_runtime_resume(struct device *dev) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); unsigned long calib_data_sz = - tas_priv->ndev * TASDEVICE_SPEAKER_CALIBRATION_SIZE; + tas_hda->priv->ndev * TASDEVICE_SPEAKER_CALIBRATION_SIZE; - dev_dbg(tas_priv->dev, "Runtime Resume\n"); + dev_dbg(tas_hda->dev, "Runtime Resume\n"); - mutex_lock(&tas_priv->codec_lock); + mutex_lock(&tas_hda->priv->codec_lock); - tasdevice_prmg_load(tas_priv, tas_priv->cur_prog); + tasdevice_prmg_load(tas_hda->priv, tas_hda->priv->cur_prog); /* If calibrated data occurs error, dsp will still works with default * calibrated data inside algo. */ - if (tas_priv->cali_data.total_sz > calib_data_sz) - tas2781_apply_calib(tas_priv); + if (tas_hda->priv->cali_data.total_sz > calib_data_sz) + tas2781_apply_calib(tas_hda->priv); - mutex_unlock(&tas_priv->codec_lock); + mutex_unlock(&tas_hda->priv->codec_lock); return 0; } static int tas2781_system_suspend(struct device *dev) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); int ret; - dev_dbg(tas_priv->dev, "System Suspend\n"); + dev_dbg(tas_hda->priv->dev, "System Suspend\n"); ret = pm_runtime_force_suspend(dev); if (ret) return ret; /* Shutdown chip before system suspend */ - tasdevice_tuning_switch(tas_priv, 1); + tasdevice_tuning_switch(tas_hda->priv, 1); /* * Reset GPIO may be shared, so cannot reset here. @@ -771,33 +808,33 @@ static int tas2781_system_suspend(struct device *dev) static int tas2781_system_resume(struct device *dev) { - struct tasdevice_priv *tas_priv = dev_get_drvdata(dev); + struct tas2781_hda *tas_hda = dev_get_drvdata(dev); unsigned long calib_data_sz = - tas_priv->ndev * TASDEVICE_SPEAKER_CALIBRATION_SIZE; + tas_hda->priv->ndev * TASDEVICE_SPEAKER_CALIBRATION_SIZE; int i, ret; - dev_dbg(tas_priv->dev, "System Resume\n"); + dev_info(tas_hda->priv->dev, "System Resume\n"); ret = pm_runtime_force_resume(dev); if (ret) return ret; - mutex_lock(&tas_priv->codec_lock); + mutex_lock(&tas_hda->priv->codec_lock); - for (i = 0; i < tas_priv->ndev; i++) { - tas_priv->tasdevice[i].cur_book = -1; - tas_priv->tasdevice[i].cur_prog = -1; - tas_priv->tasdevice[i].cur_conf = -1; + for (i = 0; i < tas_hda->priv->ndev; i++) { + tas_hda->priv->tasdevice[i].cur_book = -1; + tas_hda->priv->tasdevice[i].cur_prog = -1; + tas_hda->priv->tasdevice[i].cur_conf = -1; } - tas2781_reset(tas_priv); - tasdevice_prmg_load(tas_priv, tas_priv->cur_prog); + tas2781_reset(tas_hda->priv); + tasdevice_prmg_load(tas_hda->priv, tas_hda->priv->cur_prog); /* If calibrated data occurs error, dsp will still work with default * calibrated data inside algo. */ - if (tas_priv->cali_data.total_sz > calib_data_sz) - tas2781_apply_calib(tas_priv); - mutex_unlock(&tas_priv->codec_lock); + if (tas_hda->priv->cali_data.total_sz > calib_data_sz) + tas2781_apply_calib(tas_hda->priv); + mutex_unlock(&tas_hda->priv->codec_lock); return 0; }