Merge tag 'asoc-v6.5' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Updates for v6.5

A fairly quiet release from a core and framework point of view, but a
very big one from the point of view of new drivers:

 - More refectoring from Morimoto-san, this time mainly around DAI
   links and how we control the ordering of trigger() callbacks.
 - Convert a lot of drivers to use maple tree based caches.
 - Lots of work on the x86 driver stack.
 - Compressed audio support for Qualcomm.
 - Support for AMD SoundWire, Analog Devices SSM3515, Google Chameleon,
   Ingenic X1000, Intel systems with various CODECs, Longsoon platforms,
   Maxim MAX98388, Mediatek MT8188, Nuvoton NAU8825C, NXP platforms with
   NAU8822, Qualcomm WSA884x, StarFive JH7110, Texas Instruments TAS2781.

1 files changed, 52 insertions, 0 deletions

diff --git a/sound/soc/sof/sof-client.c b/sound/soc/sof/sof-client.c
index d6b7caa0cf03..284de96e779c 100644
--- a/sound/soc/sof/sof-client.c
+++ b/sound/soc/sof/sof-client.c
@@ -16,6 +16,7 @@
 #include "ops.h"
 #include "sof-client.h"
 #include "sof-priv.h"
+#include "ipc3-priv.h"
 #include "ipc4-priv.h"
 
 /**
@@ -126,6 +127,29 @@ static inline int sof_register_ipc_msg_injector(struct snd_sof_dev *sdev)
 static inline void sof_unregister_ipc_msg_injector(struct snd_sof_dev *sdev) {}
 #endif /* CONFIG_SND_SOC_SOF_DEBUG_IPC_MSG_INJECTOR */
 
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_KERNEL_INJECTOR)
+static int sof_register_ipc_kernel_injector(struct snd_sof_dev *sdev)
+{
+	/* Only IPC3 supported right now */
+	if (sdev->pdata->ipc_type != SOF_IPC)
+		return 0;
+
+	return sof_client_dev_register(sdev, "kernel_injector", 0, NULL, 0);
+}
+
+static void sof_unregister_ipc_kernel_injector(struct snd_sof_dev *sdev)
+{
+	sof_client_dev_unregister(sdev, "kernel_injector", 0);
+}
+#else
+static inline int sof_register_ipc_kernel_injector(struct snd_sof_dev *sdev)
+{
+	return 0;
+}
+
+static inline void sof_unregister_ipc_kernel_injector(struct snd_sof_dev *sdev) {}
+#endif /* CONFIG_SND_SOC_SOF_DEBUG_IPC_KERNEL_INJECTOR */
+
 int sof_register_clients(struct snd_sof_dev *sdev)
 {
 	int ret;
@@ -146,6 +170,12 @@ int sof_register_clients(struct snd_sof_dev *sdev)
 		goto err_msg_injector;
 	}
 
+	ret = sof_register_ipc_kernel_injector(sdev);
+	if (ret) {
+		dev_err(sdev->dev, "IPC kernel injector client registration failed\n");
+		goto err_kernel_injector;
+	}
+
 	/* Platform depndent client device registration */
 
 	if (sof_ops(sdev) && sof_ops(sdev)->register_ipc_clients)
@@ -154,6 +184,9 @@ int sof_register_clients(struct snd_sof_dev *sdev)
 	if (!ret)
 		return 0;
 
+	sof_unregister_ipc_kernel_injector(sdev);
+
+err_kernel_injector:
 	sof_unregister_ipc_msg_injector(sdev);
 
 err_msg_injector:
@@ -167,6 +200,7 @@ void sof_unregister_clients(struct snd_sof_dev *sdev)
 	if (sof_ops(sdev) && sof_ops(sdev)->unregister_ipc_clients)
 		sof_ops(sdev)->unregister_ipc_clients(sdev);
 
+	sof_unregister_ipc_kernel_injector(sdev);
 	sof_unregister_ipc_msg_injector(sdev);
 	sof_unregister_ipc_flood_test(sdev);
 }
@@ -269,6 +303,24 @@ int sof_client_ipc_tx_message(struct sof_client_dev *cdev, void *ipc_msg,
 }
 EXPORT_SYMBOL_NS_GPL(sof_client_ipc_tx_message, SND_SOC_SOF_CLIENT);
 
+int sof_client_ipc_rx_message(struct sof_client_dev *cdev, void *ipc_msg, void *msg_buf)
+{
+	if (cdev->sdev->pdata->ipc_type == SOF_IPC) {
+		struct sof_ipc_cmd_hdr *hdr = ipc_msg;
+
+		if (hdr->size < sizeof(hdr)) {
+			dev_err(cdev->sdev->dev, "The received message size is invalid\n");
+			return -EINVAL;
+		}
+
+		sof_ipc3_do_rx_work(cdev->sdev, ipc_msg, msg_buf);
+		return 0;
+	}
+
+	return -EOPNOTSUPP;
+}
+EXPORT_SYMBOL_NS_GPL(sof_client_ipc_rx_message, SND_SOC_SOF_CLIENT);
+
 int sof_client_ipc_set_get_data(struct sof_client_dev *cdev, void *ipc_msg,
 				bool set)
 {