Merge tag 'asoc-v5.7' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Updates for v5.7

This is a very big update for the core since Morimoto-san has been
rather busy continuing his refactorings to clean up a lot of the cruft
that we have accumilated over the years.  We've also gained several new
drivers, including initial (but still not complete) parts of the Intel
SoundWire support.

 - Lots of refactorings to modernize the code from Morimoto-san.
 - Conversion of SND_SOC_ALL_CODECS to use imply from Geert Uytterhoeven.
 - Continued refactoring and fixing of the Intel support.
 - Soundwire and more advanced clocking support for Realtek RT5682.
 - Support for amlogic GX, Meson 8, Meson 8B and T9015 DAC, Broadcom
   DSL/PON, Ingenic JZ4760 and JZ4770, Realtek RL6231, and TI TAS2563 and
   TLV320ADCX140.

1 files changed, 37 insertions, 3 deletions

diff --git a/sound/soc/sof/intel/hda-loader.c b/sound/soc/sof/intel/hda-loader.c
index 8852184a2569..e1550ccd0a49 100644
--- a/sound/soc/sof/intel/hda-loader.c
+++ b/sound/soc/sof/intel/hda-loader.c
@@ -131,6 +131,12 @@ static int cl_dsp_init(struct snd_sof_dev *sdev, const void *fwdata,
 		goto err;
 	}
 
+	/* set DONE bit to clear the reply IPC message */
+	snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR,
+				       chip->ipc_ack,
+				       chip->ipc_ack_mask,
+				       chip->ipc_ack_mask);
+
 	/* step 5: power down corex */
 	ret = hda_dsp_core_power_down(sdev,
 				  chip->cores_mask & ~(HDA_DSP_CORE_MASK(0)));
@@ -173,9 +179,6 @@ static int cl_trigger(struct snd_sof_dev *sdev,
 	/* code loader is special case that reuses stream ops */
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_START:
-		wait_event_timeout(sdev->waitq, !sdev->code_loading,
-				   HDA_DSP_CL_TRIGGER_TIMEOUT);
-
 		snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL,
 					1 << hstream->index,
 					1 << hstream->index);
@@ -344,6 +347,24 @@ int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev)
 	}
 
 	/*
+	 * When a SoundWire link is in clock stop state, a Slave
+	 * device may trigger in-band wakes for events such as jack
+	 * insertion or acoustic event detection. This event will lead
+	 * to a WAKEEN interrupt, handled by the PCI device and routed
+	 * to PME if the PCI device is in D3. The resume function in
+	 * audio PCI driver will be invoked by ACPI for PME event and
+	 * initialize the device and process WAKEEN interrupt.
+	 *
+	 * The WAKEEN interrupt should be processed ASAP to prevent an
+	 * interrupt flood, otherwise other interrupts, such IPC,
+	 * cannot work normally.  The WAKEEN is handled after the ROM
+	 * is initialized successfully, which ensures power rails are
+	 * enabled before accessing the SoundWire SHIM registers
+	 */
+	if (!sdev->first_boot)
+		hda_sdw_process_wakeen(sdev);
+
+	/*
 	 * at this point DSP ROM has been initialized and
 	 * should be ready for code loading and firmware boot
 	 */
@@ -396,6 +417,19 @@ int hda_dsp_pre_fw_run(struct snd_sof_dev *sdev)
 /* post fw run operations */
 int hda_dsp_post_fw_run(struct snd_sof_dev *sdev)
 {
+	int ret;
+
+	if (sdev->first_boot) {
+		ret = hda_sdw_startup(sdev);
+		if (ret < 0) {
+			dev_err(sdev->dev,
+				"error: could not startup SoundWire links\n");
+			return ret;
+		}
+	}
+
+	hda_sdw_int_enable(sdev, true);
+
 	/* re-enable clock gating and power gating */
 	return hda_dsp_ctrl_clock_power_gating(sdev, true);
 }