Merge wireless into wireless-next

Due to the two cherry picked commits from wireless to wireless-next we have
several conflicts in mt76. To avoid any bugs with conflicts merge wireless into
wireless-next.

96f134dc1964 wifi: mt76: handle possible mt76_rx_token_consume failures
fe13dad8992b wifi: mt76: dma: do not increment queue head if mt76_dma_add_buf fails

1 files changed, 207 insertions, 45 deletions

diff --git a/sound/soc/sof/intel/hda-codec.c b/sound/soc/sof/intel/hda-codec.c
index f2ec2a6c2e0f..8a5e99a898ec 100644
--- a/sound/soc/sof/intel/hda-codec.c
+++ b/sound/soc/sof/intel/hda-codec.c
@@ -1,7 +1,4 @@
-// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
-//
-// This file is provided under a dual BSD/GPLv2 license.  When using or
-// redistributing this file, you may do so under either license.
+// SPDX-License-Identifier: GPL-2.0-only
 //
 // Copyright(c) 2018 Intel Corporation. All rights reserved.
 //
@@ -16,15 +13,18 @@
 #include <sound/sof.h>
 #include "../ops.h"
 #include "hda.h"
+
 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
 #include "../../codecs/hdac_hda.h"
-#endif /* CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC */
 
 #define CODEC_PROBE_RETRIES	3
 
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
 #define IDISP_VID_INTEL	0x80860000
 
+static int hda_codec_mask = -1;
+module_param_named(codec_mask, hda_codec_mask, int, 0444);
+MODULE_PARM_DESC(codec_mask, "SOF HDA codec mask for probing");
+
 /* load the legacy HDA codec driver */
 static int request_codec_module(struct hda_codec *codec)
 {
@@ -72,6 +72,10 @@ void hda_codec_jack_wake_enable(struct snd_sof_dev *sdev, bool enable)
 	struct hda_codec *codec;
 	unsigned int mask = 0;
 
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
 	if (enable) {
 		list_for_each_codec(codec, hbus)
 			if (codec->jacktbl.used)
@@ -80,6 +84,7 @@ void hda_codec_jack_wake_enable(struct snd_sof_dev *sdev, bool enable)
 
 	snd_hdac_chip_updatew(bus, WAKEEN, STATESTS_INT_MASK, mask);
 }
+EXPORT_SYMBOL_NS_GPL(hda_codec_jack_wake_enable, SND_SOC_SOF_HDA_AUDIO_CODEC);
 
 /* check jack status after resuming from suspend mode */
 void hda_codec_jack_check(struct snd_sof_dev *sdev)
@@ -87,6 +92,10 @@ void hda_codec_jack_check(struct snd_sof_dev *sdev)
 	struct hda_bus *hbus = sof_to_hbus(sdev);
 	struct hda_codec *codec;
 
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
 	list_for_each_codec(codec, hbus)
 		/*
 		 * Wake up all jack-detecting codecs regardless whether an event
@@ -95,12 +104,7 @@ void hda_codec_jack_check(struct snd_sof_dev *sdev)
 		if (codec->jacktbl.used)
 			pm_request_resume(&codec->core.dev);
 }
-#else
-void hda_codec_jack_wake_enable(struct snd_sof_dev *sdev, bool enable) {}
-void hda_codec_jack_check(struct snd_sof_dev *sdev) {}
-#endif /* CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC */
-EXPORT_SYMBOL_NS(hda_codec_jack_wake_enable, SND_SOC_SOF_HDA_AUDIO_CODEC);
-EXPORT_SYMBOL_NS(hda_codec_jack_check, SND_SOC_SOF_HDA_AUDIO_CODEC);
+EXPORT_SYMBOL_NS_GPL(hda_codec_jack_check, SND_SOC_SOF_HDA_AUDIO_CODEC);
 
 #if IS_ENABLED(CONFIG_SND_HDA_GENERIC)
 #define is_generic_config(bus) \
@@ -133,13 +137,9 @@ static struct hda_codec *hda_codec_device_init(struct hdac_bus *bus, int addr, i
 }
 
 /* probe individual codec */
-static int hda_codec_probe(struct snd_sof_dev *sdev, int address,
-			   bool hda_codec_use_common_hdmi)
+static int hda_codec_probe(struct snd_sof_dev *sdev, int address)
 {
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
 	struct hdac_hda_priv *hda_priv;
-	int type = HDA_DEV_LEGACY;
-#endif
 	struct hda_bus *hbus = sof_to_hbus(sdev);
 	struct hda_codec *codec;
 	u32 hda_cmd = (address << 28) | (AC_NODE_ROOT << 20) |
@@ -159,16 +159,11 @@ static int hda_codec_probe(struct snd_sof_dev *sdev, int address,
 	dev_dbg(sdev->dev, "HDA codec #%d probed OK: response: %x\n",
 		address, resp);
 
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
 	hda_priv = devm_kzalloc(sdev->dev, sizeof(*hda_priv), GFP_KERNEL);
 	if (!hda_priv)
 		return -ENOMEM;
 
-	/* only probe ASoC codec drivers for HDAC-HDMI */
-	if (!hda_codec_use_common_hdmi && (resp & 0xFFFF0000) == IDISP_VID_INTEL)
-		type = HDA_DEV_ASOC;
-
-	codec = hda_codec_device_init(&hbus->core, address, type);
+	codec = hda_codec_device_init(&hbus->core, address, HDA_DEV_LEGACY);
 	ret = PTR_ERR_OR_ZERO(codec);
 	if (ret < 0)
 		return ret;
@@ -191,43 +186,40 @@ static int hda_codec_probe(struct snd_sof_dev *sdev, int address,
 	else
 		codec->probe_id = 0;
 
-	if (type == HDA_DEV_LEGACY) {
-		ret = hda_codec_load_module(codec);
-		/*
-		 * handle ret==0 (no driver bound) as an error, but pass
-		 * other return codes without modification
-		 */
-		if (ret == 0)
-			ret = -ENOENT;
-	}
+	ret = hda_codec_load_module(codec);
+	/*
+	 * handle ret==0 (no driver bound) as an error, but pass
+	 * other return codes without modification
+	 */
+	if (ret == 0)
+		ret = -ENOENT;
 
 out:
 	if (ret < 0) {
 		snd_hdac_device_unregister(&codec->core);
 		put_device(&codec->core.dev);
 	}
-#else
-	codec = hda_codec_device_init(&hbus->core, address, HDA_DEV_ASOC);
-	ret = PTR_ERR_OR_ZERO(codec);
-#endif
 
 	return ret;
 }
 
 /* Codec initialization */
-void hda_codec_probe_bus(struct snd_sof_dev *sdev,
-			 bool hda_codec_use_common_hdmi)
+void hda_codec_probe_bus(struct snd_sof_dev *sdev)
 {
 	struct hdac_bus *bus = sof_to_bus(sdev);
 	int i, ret;
 
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
 	/* probe codecs in avail slots */
 	for (i = 0; i < HDA_MAX_CODECS; i++) {
 
 		if (!(bus->codec_mask & (1 << i)))
 			continue;
 
-		ret = hda_codec_probe(sdev, i, hda_codec_use_common_hdmi);
+		ret = hda_codec_probe(sdev, i);
 		if (ret < 0) {
 			dev_warn(bus->dev, "codec #%d probe error, ret: %d\n",
 				 i, ret);
@@ -235,27 +227,193 @@ void hda_codec_probe_bus(struct snd_sof_dev *sdev,
 		}
 	}
 }
-EXPORT_SYMBOL_NS(hda_codec_probe_bus, SND_SOC_SOF_HDA_AUDIO_CODEC);
+EXPORT_SYMBOL_NS_GPL(hda_codec_probe_bus, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_check_for_state_change(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	unsigned int codec_mask;
+
+	codec_mask = snd_hdac_chip_readw(bus, STATESTS);
+	if (codec_mask) {
+		hda_codec_jack_check(sdev);
+		snd_hdac_chip_writew(bus, STATESTS, codec_mask);
+	}
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_check_for_state_change, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_detect_mask(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* Accept unsolicited responses */
+	snd_hdac_chip_updatel(bus, GCTL, AZX_GCTL_UNSOL, AZX_GCTL_UNSOL);
+
+	/* detect codecs */
+	if (!bus->codec_mask) {
+		bus->codec_mask = snd_hdac_chip_readw(bus, STATESTS);
+		dev_dbg(bus->dev, "codec_mask = 0x%lx\n", bus->codec_mask);
+	}
+
+	if (hda_codec_mask != -1) {
+		bus->codec_mask &= hda_codec_mask;
+		dev_dbg(bus->dev, "filtered codec_mask = 0x%lx\n",
+			bus->codec_mask);
+	}
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_detect_mask, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_init_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* initialize the codec command I/O */
+	snd_hdac_bus_init_cmd_io(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_init_cmd_io, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_resume_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* set up CORB/RIRB buffers if was on before suspend */
+	if (bus->cmd_dma_state)
+		snd_hdac_bus_init_cmd_io(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_resume_cmd_io, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_stop_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* initialize the codec command I/O */
+	snd_hdac_bus_stop_cmd_io(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_stop_cmd_io, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_suspend_cmd_io(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* stop the CORB/RIRB DMA if it is On */
+	if (bus->cmd_dma_state)
+		snd_hdac_bus_stop_cmd_io(bus);
+
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_suspend_cmd_io, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_rirb_status_clear(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* clear rirb status */
+	snd_hdac_chip_writeb(bus, RIRBSTS, RIRB_INT_MASK);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_rirb_status_clear, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_set_codec_wakeup(struct snd_sof_dev *sdev, bool status)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	snd_hdac_set_codec_wakeup(bus, status);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_set_codec_wakeup, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+bool hda_codec_check_rirb_status(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+	bool active = false;
+	u32 rirb_status;
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return false;
+
+	rirb_status = snd_hdac_chip_readb(bus, RIRBSTS);
+	if (rirb_status & RIRB_INT_MASK) {
+		/*
+		 * Clearing the interrupt status here ensures
+		 * that no interrupt gets masked after the RIRB
+		 * wp is read in snd_hdac_bus_update_rirb.
+		 */
+		snd_hdac_chip_writeb(bus, RIRBSTS,
+				     RIRB_INT_MASK);
+		active = true;
+		if (rirb_status & RIRB_INT_RESPONSE)
+			snd_hdac_bus_update_rirb(bus);
+	}
+	return active;
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_check_rirb_status, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+void hda_codec_device_remove(struct snd_sof_dev *sdev)
+{
+	struct hdac_bus *bus = sof_to_bus(sdev);
+
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
+	/* codec removal, invoke bus_device_remove */
+	snd_hdac_ext_bus_device_remove(bus);
+}
+EXPORT_SYMBOL_NS_GPL(hda_codec_device_remove, SND_SOC_SOF_HDA_AUDIO_CODEC);
+
+#endif /* CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC */
 
-#if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI) || \
-	IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC) && IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
 
 void hda_codec_i915_display_power(struct snd_sof_dev *sdev, bool enable)
 {
 	struct hdac_bus *bus = sof_to_bus(sdev);
 
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return;
+
 	if (HDA_IDISP_CODEC(bus->codec_mask)) {
 		dev_dbg(bus->dev, "Turning i915 HDAC power %d\n", enable);
 		snd_hdac_display_power(bus, HDA_CODEC_IDX_CONTROLLER, enable);
 	}
 }
-EXPORT_SYMBOL_NS(hda_codec_i915_display_power, SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
+EXPORT_SYMBOL_NS_GPL(hda_codec_i915_display_power, SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
 
 int hda_codec_i915_init(struct snd_sof_dev *sdev)
 {
 	struct hdac_bus *bus = sof_to_bus(sdev);
 	int ret;
 
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return 0;
+
 	/* i915 exposes a HDA codec for HDMI audio */
 	ret = snd_hdac_i915_init(bus);
 	if (ret < 0)
@@ -266,12 +424,16 @@ int hda_codec_i915_init(struct snd_sof_dev *sdev)
 
 	return 0;
 }
-EXPORT_SYMBOL_NS(hda_codec_i915_init, SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
+EXPORT_SYMBOL_NS_GPL(hda_codec_i915_init, SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
 
 int hda_codec_i915_exit(struct snd_sof_dev *sdev)
 {
 	struct hdac_bus *bus = sof_to_bus(sdev);
 
+	if (IS_ENABLED(CONFIG_SND_SOC_SOF_NOCODEC_DEBUG_SUPPORT) &&
+	    sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC))
+		return 0;
+
 	if (!bus->audio_component)
 		return 0;
 
@@ -280,7 +442,7 @@ int hda_codec_i915_exit(struct snd_sof_dev *sdev)
 
 	return snd_hdac_i915_exit(bus);
 }
-EXPORT_SYMBOL_NS(hda_codec_i915_exit, SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
+EXPORT_SYMBOL_NS_GPL(hda_codec_i915_exit, SND_SOC_SOF_HDA_AUDIO_CODEC_I915);
 
 #endif