Merge tag 'soundwire-6.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire

torvalds · torvalds · commit 6fac1139d99e · 2025-08-01T11:09:27.000-07:00
Pull soundwire updates from Vinod Koul:
 "A couple of small core changes and driver updates:

   - Core: handling of nesting irqs to outside the lock, stream
     parameters handing on port prep failures.

   - AMD driver support for ACP 7.2 platforms and improved handing of
     slave alerts and resume sequences

   - Qualcomm updating driver debug spew

   - Intel BPT message length limitations, rt721 codec as wake capable
     etc"

* tag 'soundwire-6.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire:
  soundwire: amd: Add support for acp7.2 platform
  soundwire: stream: restore params when prepare ports fail
  soundwire: debugfs: move debug statement outside of error handling
  soundwire: amd: add check for status update registers
  soundwire: intel_auxdevice: add rt721 codec to wake_capable_list
  soundwire: Correct some property names
  soundwire: update Intel BPT message length limitation
  soundwire: intel_ace2.x: Use str_read_write() helper
  soundwire: amd: cancel pending slave status handling workqueue during remove sequence
  soundwire: amd: serialize amd manager resume sequence during pm_prepare
  soundwire: qcom: demote probe registration printk
  ASoC: cs42l43: Remove unnecessary work functions
  soundwire: Move handle_nested_irq outside of sdw_dev_lock
  MAINTAINERS: Remove Sanyog Kale as reviewer on SoundWire
diff --git a/Documentation/driver-api/soundwire/bra.rst b/Documentation/driver-api/soundwire/bra.rst
@@ -333,4 +333,4 @@ FIFO sizes to avoid xruns.
 
 Alignment requirements are currently not enforced at the core level
 but at the platform-level, e.g. for Intel the data sizes must be
-multiples of 32 bytes.
+equal to or larger than 16 bytes.
diff --git a/MAINTAINERS b/MAINTAINERS
@@ -23637,7 +23637,6 @@ SOUNDWIRE SUBSYSTEM
 M:	Vinod Koul <vkoul@kernel.org>
 M:	Bard Liao <yung-chuan.liao@linux.intel.com>
 R:	Pierre-Louis Bossart <pierre-louis.bossart@linux.dev>
-R:	Sanyog Kale <sanyog.r.kale@intel.com>
 L:	linux-sound@vger.kernel.org
 S:	Supported
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire.git
diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c
@@ -499,6 +499,7 @@ static int amd_sdw_port_params(struct sdw_bus *bus, struct sdw_port_params *p_pa
 		break;
 	case ACP70_PCI_REV_ID:
 	case ACP71_PCI_REV_ID:
+	case ACP72_PCI_REV_ID:
 		frame_fmt_reg = acp70_sdw_dp_reg[p_params->num].frame_fmt_reg;
 		break;
 	default:
@@ -551,6 +552,7 @@ static int amd_sdw_transport_params(struct sdw_bus *bus,
 		break;
 	case ACP70_PCI_REV_ID:
 	case ACP71_PCI_REV_ID:
+	case ACP72_PCI_REV_ID:
 		frame_fmt_reg = acp70_sdw_dp_reg[params->port_num].frame_fmt_reg;
 		sample_int_reg = acp70_sdw_dp_reg[params->port_num].sample_int_reg;
 		hctrl_dp0_reg = acp70_sdw_dp_reg[params->port_num].hctrl_dp0_reg;
@@ -614,6 +616,7 @@ static int amd_sdw_port_enable(struct sdw_bus *bus,
 		break;
 	case ACP70_PCI_REV_ID:
 	case ACP71_PCI_REV_ID:
+	case ACP72_PCI_REV_ID:
 		lane_ctrl_ch_en_reg = acp70_sdw_dp_reg[enable_ch->port_num].lane_ctrl_ch_en_reg;
 		break;
 	default:
@@ -931,6 +934,9 @@ static void amd_sdw_irq_thread(struct work_struct *work)
 
 	status_change_8to11 = readl(amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_8TO11);
 	status_change_0to7 = readl(amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_0TO7);
+	if (!status_change_0to7 && !status_change_8to11)
+		return;
+
 	dev_dbg(amd_manager->dev, "[SDW%d] SDW INT: 0to7=0x%x, 8to11=0x%x\n",
 		amd_manager->instance, status_change_0to7, status_change_8to11);
 	if (status_change_8to11 & AMD_SDW_WAKE_STAT_MASK)
@@ -1035,6 +1041,7 @@ static int amd_sdw_manager_probe(struct platform_device *pdev)
 		break;
 	case ACP70_PCI_REV_ID:
 	case ACP71_PCI_REV_ID:
+	case ACP72_PCI_REV_ID:
 		amd_manager->num_dout_ports = AMD_ACP70_SDW_MAX_TX_PORTS;
 		amd_manager->num_din_ports = AMD_ACP70_SDW_MAX_RX_PORTS;
 		break;
@@ -1074,6 +1081,7 @@ static void amd_sdw_manager_remove(struct platform_device *pdev)
 	int ret;
 
 	pm_runtime_disable(&pdev->dev);
+	cancel_work_sync(&amd_manager->amd_sdw_work);
 	amd_disable_sdw_interrupts(amd_manager);
 	sdw_bus_master_delete(&amd_manager->bus);
 	ret = amd_disable_sdw_manager(amd_manager);
@@ -1178,10 +1186,10 @@ static int __maybe_unused amd_pm_prepare(struct device *dev)
 	 * device is not in runtime suspend state, observed that device alerts are missing
 	 * without pm_prepare on AMD platforms in clockstop mode0.
 	 */
-	if (amd_manager->power_mode_mask & AMD_SDW_CLK_STOP_MODE) {
-		ret = pm_request_resume(dev);
+	if (amd_manager->power_mode_mask) {
+		ret = pm_runtime_resume(dev);
 		if (ret < 0) {
-			dev_err(bus->dev, "pm_request_resume failed: %d\n", ret);
+			dev_err(bus->dev, "pm_runtime_resume failed: %d\n", ret);
 			return 0;
 		}
 	}
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c
@@ -1753,15 +1753,15 @@ static int sdw_handle_slave_alerts(struct sdw_slave *slave)
 
 		/* Update the Slave driver */
 		if (slave_notify) {
+			if (slave->prop.use_domain_irq && slave->irq)
+				handle_nested_irq(slave->irq);
+
 			mutex_lock(&slave->sdw_dev_lock);
 
 			if (slave->probed) {
 				struct device *dev = &slave->dev;
 				struct sdw_driver *drv = drv_to_sdw_driver(dev->driver);
 
-				if (slave->prop.use_domain_irq && slave->irq)
-					handle_nested_irq(slave->irq);
-
 				if (drv->ops && drv->ops->interrupt_callback) {
 					slave_intr.sdca_cascade = sdca_cascade;
 					slave_intr.control_port = clear;
diff --git a/drivers/soundwire/debugfs.c b/drivers/soundwire/debugfs.c
@@ -291,16 +291,16 @@ static int cmd_go(void *data, u64 value)
 
 	finish_t = ktime_get();
 
+	dev_dbg(&slave->dev, "command completed, num_byte %zu status %d, time %lld ms\n",
+		num_bytes, ret, div_u64(finish_t - start_t, NSEC_PER_MSEC));
+
 out:
 	if (fw)
 		release_firmware(fw);
 
 	pm_runtime_mark_last_busy(&slave->dev);
 	pm_runtime_put(&slave->dev);
 
-	dev_dbg(&slave->dev, "command completed, num_byte %zu status %d, time %lld ms\n",
-		num_bytes, ret, div_u64(finish_t - start_t, NSEC_PER_MSEC));
-
 	return ret;
 }
 DEFINE_DEBUGFS_ATTRIBUTE(cmd_go_fops, NULL,
diff --git a/drivers/soundwire/intel_ace2x.c b/drivers/soundwire/intel_ace2x.c
@@ -11,6 +11,7 @@
 #include <linux/soundwire/sdw_registers.h>
 #include <linux/soundwire/sdw.h>
 #include <linux/soundwire/sdw_intel.h>
+#include <linux/string_choices.h>
 #include <sound/hdaudio.h>
 #include <sound/hda-mlink.h>
 #include <sound/hda-sdw-bpt.h>
@@ -183,7 +184,7 @@ static int intel_ace2x_bpt_open_stream(struct sdw_intel *sdw, struct sdw_slave *
 		return 0;
 
 	dev_err(cdns->dev, "%s: sdw_prepare_%s_dma_buffer failed %d\n",
-		__func__, command ? "read" : "write", ret);
+		__func__, str_read_write(command), ret);
 
 	ret1 = hda_sdw_bpt_close(cdns->dev->parent, /* PCI device */
 				 sdw->bpt_ctx.bpt_tx_stream, &sdw->bpt_ctx.dmab_tx_bdl,
@@ -245,17 +246,17 @@ static void intel_ace2x_bpt_close_stream(struct sdw_intel *sdw, struct sdw_slave
 	cdns->bus.bpt_stream = NULL;
 }
 
-#define INTEL_BPT_MSG_BYTE_ALIGNMENT 32
+#define INTEL_BPT_MSG_BYTE_MIN 16
 
 static int intel_ace2x_bpt_send_async(struct sdw_intel *sdw, struct sdw_slave *slave,
 				      struct sdw_bpt_msg *msg)
 {
 	struct sdw_cdns *cdns = &sdw->cdns;
 	int ret;
 
-	if (msg->len % INTEL_BPT_MSG_BYTE_ALIGNMENT) {
-		dev_err(cdns->dev, "BPT message length %d is not a multiple of %d bytes\n",
-			msg->len, INTEL_BPT_MSG_BYTE_ALIGNMENT);
+	if (msg->len < INTEL_BPT_MSG_BYTE_MIN) {
+		dev_err(cdns->dev, "BPT message length %d is less than the minimum bytes %d\n",
+			msg->len, INTEL_BPT_MSG_BYTE_MIN);
 		return -EINVAL;
 	}
 
diff --git a/drivers/soundwire/intel_auxdevice.c b/drivers/soundwire/intel_auxdevice.c
@@ -65,6 +65,7 @@ static struct wake_capable_part wake_capable_list[] = {
 	{0x025d, 0x715},
 	{0x025d, 0x716},
 	{0x025d, 0x717},
+	{0x025d, 0x721},
 	{0x025d, 0x722},
 };
 
diff --git a/drivers/soundwire/mipi_disco.c b/drivers/soundwire/mipi_disco.c
@@ -451,10 +451,10 @@ int sdw_slave_read_prop(struct sdw_slave *slave)
 			"mipi-sdw-highPHY-capable");
 
 	prop->paging_support = mipi_device_property_read_bool(dev,
-			"mipi-sdw-paging-support");
+			"mipi-sdw-paging-supported");
 
 	prop->bank_delay_support = mipi_device_property_read_bool(dev,
-			"mipi-sdw-bank-delay-support");
+			"mipi-sdw-bank-delay-supported");
 
 	device_property_read_u32(dev,
 			"mipi-sdw-port15-read-behavior", &prop->p15_behave);
diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
@@ -1622,9 +1622,9 @@ static int qcom_swrm_probe(struct platform_device *pdev)
 	if (ret)
 		goto err_master_add;
 
-	dev_info(dev, "Qualcomm Soundwire controller v%x.%x.%x Registered\n",
-		 (ctrl->version >> 24) & 0xff, (ctrl->version >> 16) & 0xff,
-		 ctrl->version & 0xffff);
+	dev_dbg(dev, "Qualcomm Soundwire controller v%x.%x.%x registered\n",
+		(ctrl->version >> 24) & 0xff, (ctrl->version >> 16) & 0xff,
+		ctrl->version & 0xffff);
 
 	pm_runtime_set_autosuspend_delay(dev, 3000);
 	pm_runtime_use_autosuspend(dev);
diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
@@ -1510,7 +1510,7 @@ static int _sdw_prepare_stream(struct sdw_stream_runtime *stream,
 		if (ret < 0) {
 			dev_err(bus->dev, "Prepare port(s) failed ret = %d\n",
 				ret);
-			return ret;
+			goto restore_params;
 		}
 	}
 
diff --git a/include/linux/soundwire/sdw_amd.h b/include/linux/soundwire/sdw_amd.h
@@ -30,6 +30,7 @@
 #define ACP63_PCI_REV_ID		0x63
 #define ACP70_PCI_REV_ID		0x70
 #define ACP71_PCI_REV_ID		0x71
+#define ACP72_PCI_REV_ID		0x72
 
 struct acp_sdw_pdata {
 	u16 instance;
diff --git a/sound/soc/codecs/cs42l43-jack.c b/sound/soc/codecs/cs42l43-jack.c
@@ -361,22 +361,23 @@ static void cs42l43_stop_button_detect(struct cs42l43_codec *priv)
 	priv->button_detect_running = false;
 }
 
+#define CS42L43_BUTTON_COMB_US 11000
 #define CS42L43_BUTTON_COMB_MAX 512
 #define CS42L43_BUTTON_ROUT 2210
 
-void cs42l43_button_press_work(struct work_struct *work)
+irqreturn_t cs42l43_button_press(int irq, void *data)
 {
-	struct cs42l43_codec *priv = container_of(work, struct cs42l43_codec,
-						  button_press_work.work);
+	struct cs42l43_codec *priv = data;
 	struct cs42l43 *cs42l43 = priv->core;
+	irqreturn_t iret = IRQ_NONE;
 	unsigned int buttons = 0;
 	unsigned int val = 0;
 	int i, ret;
 
 	ret = pm_runtime_resume_and_get(priv->dev);
 	if (ret) {
 		dev_err(priv->dev, "Failed to resume for button press: %d\n", ret);
-		return;
+		return iret;
 	}
 
 	mutex_lock(&priv->jack_lock);
@@ -386,6 +387,9 @@ void cs42l43_button_press_work(struct work_struct *work)
 		goto error;
 	}
 
+	// Wait for 2 full cycles of comb filter to ensure good reading
+	usleep_range(2 * CS42L43_BUTTON_COMB_US, 2 * CS42L43_BUTTON_COMB_US + 50);
+
 	regmap_read(cs42l43->regmap, CS42L43_DETECT_STATUS_1, &val);
 
 	/* Bail if jack removed, the button is irrelevant and likely invalid */
@@ -419,33 +423,26 @@ void cs42l43_button_press_work(struct work_struct *work)
 
 	snd_soc_jack_report(priv->jack_hp, buttons, CS42L43_JACK_BUTTONS);
 
+	iret = IRQ_HANDLED;
+
 error:
 	mutex_unlock(&priv->jack_lock);
 
 	pm_runtime_put_autosuspend(priv->dev);
-}
-
-irqreturn_t cs42l43_button_press(int irq, void *data)
-{
-	struct cs42l43_codec *priv = data;
-
-	// Wait for 2 full cycles of comb filter to ensure good reading
-	queue_delayed_work(system_wq, &priv->button_press_work,
-			   msecs_to_jiffies(20));
 
-	return IRQ_HANDLED;
+	return iret;
 }
 
-void cs42l43_button_release_work(struct work_struct *work)
+irqreturn_t cs42l43_button_release(int irq, void *data)
 {
-	struct cs42l43_codec *priv = container_of(work, struct cs42l43_codec,
-						  button_release_work);
+	struct cs42l43_codec *priv = data;
+	irqreturn_t iret = IRQ_NONE;
 	int ret;
 
 	ret = pm_runtime_resume_and_get(priv->dev);
 	if (ret) {
 		dev_err(priv->dev, "Failed to resume for button release: %d\n", ret);
-		return;
+		return iret;
 	}
 
 	mutex_lock(&priv->jack_lock);
@@ -454,22 +451,17 @@ void cs42l43_button_release_work(struct work_struct *work)
 		dev_dbg(priv->dev, "Button release IRQ\n");
 
 		snd_soc_jack_report(priv->jack_hp, 0, CS42L43_JACK_BUTTONS);
+
+		iret = IRQ_HANDLED;
 	} else {
 		dev_dbg(priv->dev, "Spurious button release IRQ\n");
 	}
 
 	mutex_unlock(&priv->jack_lock);
 
 	pm_runtime_put_autosuspend(priv->dev);
-}
 
-irqreturn_t cs42l43_button_release(int irq, void *data)
-{
-	struct cs42l43_codec *priv = data;
-
-	queue_work(system_wq, &priv->button_release_work);
-
-	return IRQ_HANDLED;
+	return iret;
 }
 
 void cs42l43_bias_sense_timeout(struct work_struct *work)
@@ -782,8 +774,6 @@ irqreturn_t cs42l43_tip_sense(int irq, void *data)
 
 	cancel_delayed_work(&priv->bias_sense_timeout);
 	cancel_delayed_work(&priv->tip_sense_work);
-	cancel_delayed_work(&priv->button_press_work);
-	cancel_work(&priv->button_release_work);
 
 	// Ensure delay after suspend is long enough to avoid false detection
 	if (priv->suspend_jack_debounce)
diff --git a/sound/soc/codecs/cs42l43.c b/sound/soc/codecs/cs42l43.c
@@ -167,13 +167,14 @@ static void cs42l43_hp_ilimit_clear_work(struct work_struct *work)
 	snd_soc_dapm_mutex_unlock(dapm);
 }
 
-static void cs42l43_hp_ilimit_work(struct work_struct *work)
+static irqreturn_t cs42l43_hp_ilimit(int irq, void *data)
 {
-	struct cs42l43_codec *priv = container_of(work, struct cs42l43_codec,
-						  hp_ilimit_work);
+	struct cs42l43_codec *priv = data;
 	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(priv->component);
 	struct cs42l43 *cs42l43 = priv->core;
 
+	dev_dbg(priv->dev, "headphone ilimit IRQ\n");
+
 	snd_soc_dapm_mutex_lock(dapm);
 
 	if (priv->hp_ilimit_count < CS42L43_HP_ILIMIT_MAX_COUNT) {
@@ -183,7 +184,7 @@ static void cs42l43_hp_ilimit_work(struct work_struct *work)
 
 		priv->hp_ilimit_count++;
 		snd_soc_dapm_mutex_unlock(dapm);
-		return;
+		return IRQ_HANDLED;
 	}
 
 	dev_err(priv->dev, "Disabling headphone for %dmS, due to frequent current limit\n",
@@ -218,15 +219,6 @@ static void cs42l43_hp_ilimit_work(struct work_struct *work)
 	priv->hp_ilimited = false;
 
 	snd_soc_dapm_mutex_unlock(dapm);
-}
-
-static irqreturn_t cs42l43_hp_ilimit(int irq, void *data)
-{
-	struct cs42l43_codec *priv = data;
-
-	dev_dbg(priv->dev, "headphone ilimit IRQ\n");
-
-	queue_work(system_long_wq, &priv->hp_ilimit_work);
 
 	return IRQ_HANDLED;
 }
@@ -2158,10 +2150,7 @@ static void cs42l43_component_remove(struct snd_soc_component *component)
 
 	cancel_delayed_work_sync(&priv->bias_sense_timeout);
 	cancel_delayed_work_sync(&priv->tip_sense_work);
-	cancel_delayed_work_sync(&priv->button_press_work);
-	cancel_work_sync(&priv->button_release_work);
 
-	cancel_work_sync(&priv->hp_ilimit_work);
 	cancel_delayed_work_sync(&priv->hp_ilimit_clear_work);
 
 	priv->component = NULL;
@@ -2313,10 +2302,7 @@ static int cs42l43_codec_probe(struct platform_device *pdev)
 
 	INIT_DELAYED_WORK(&priv->tip_sense_work, cs42l43_tip_sense_work);
 	INIT_DELAYED_WORK(&priv->bias_sense_timeout, cs42l43_bias_sense_timeout);
-	INIT_DELAYED_WORK(&priv->button_press_work, cs42l43_button_press_work);
 	INIT_DELAYED_WORK(&priv->hp_ilimit_clear_work, cs42l43_hp_ilimit_clear_work);
-	INIT_WORK(&priv->button_release_work, cs42l43_button_release_work);
-	INIT_WORK(&priv->hp_ilimit_work, cs42l43_hp_ilimit_work);
 
 	pm_runtime_set_autosuspend_delay(priv->dev, 100);
 	pm_runtime_use_autosuspend(priv->dev);
diff --git a/sound/soc/codecs/cs42l43.h b/sound/soc/codecs/cs42l43.h

-Original file line number
+Diff line change
 M:	Vinod Koul <[email protected]>
 M:	Bard Liao <[email protected]>
 R:	Pierre-Louis Bossart <[email protected]>
 -R:	Sanyog Kale <[email protected]>
 L:	[email protected]
 S:	Supported
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire.git
Original file line number	Diff line number	Diff line change
`@@ -1510,7 +1510,7 @@ static int _sdw_prepare_stream(struct sdw_stream_runtime *stream,`
`1510`	`1510`	`if (ret < 0) {`
`1511`	`1511`	`dev_err(bus->dev, "Prepare port(s) failed ret = %d\n",`
`1512`	`1512`	`ret);`
`1513`		`- return ret;`
	`1513`	`+ goto restore_params;`
`1514`	`1514`	`}`
`1515`	`1515`	`}`
`1516`	`1516`