[alsa-devel] [PATCH 07/13] ASoC: SOF: core: check for mandatory fw_ready op during SOF probe

[Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>]

From: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>

fw_ready should be a mandatory op. Make sure fw_ready ops is set
during probe.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 sound/soc/sof/core.c     | 3 ++-
 sound/soc/sof/ipc.c      | 6 ------
 sound/soc/sof/sof-priv.h | 2 +-
 3 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/sound/soc/sof/core.c b/sound/soc/sof/core.c
index 15167b8220ed..5998861a9002 100644
--- a/sound/soc/sof/core.c
+++ b/sound/soc/sof/core.c
@@ -466,7 +466,8 @@ int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data)
 	if (!sof_ops(sdev) || !sof_ops(sdev)->probe || !sof_ops(sdev)->run ||
 	    !sof_ops(sdev)->block_read || !sof_ops(sdev)->block_write ||
 	    !sof_ops(sdev)->send_msg || !sof_ops(sdev)->load_firmware ||
-	    !sof_ops(sdev)->ipc_msg_data || !sof_ops(sdev)->ipc_pcm_params)
+	    !sof_ops(sdev)->ipc_msg_data || !sof_ops(sdev)->ipc_pcm_params ||
+	    !sof_ops(sdev)->fw_ready)
 		return -EINVAL;
 
 	INIT_LIST_HEAD(&sdev->pcm_list);
diff --git a/sound/soc/sof/ipc.c b/sound/soc/sof/ipc.c
index b946c81197a1..26675dfe0240 100644
--- a/sound/soc/sof/ipc.c
+++ b/sound/soc/sof/ipc.c
@@ -792,12 +792,6 @@ struct snd_sof_ipc *snd_sof_ipc_init(struct snd_sof_dev *sdev)
 	struct snd_sof_ipc *ipc;
 	struct snd_sof_ipc_msg *msg;
 
-	/* check if mandatory ops required for ipc are defined */
-	if (!sof_ops(sdev)->fw_ready) {
-		dev_err(sdev->dev, "error: ipc mandatory ops not defined\n");
-		return NULL;
-	}
-
 	ipc = devm_kzalloc(sdev->dev, sizeof(*ipc), GFP_KERNEL);
 	if (!ipc)
 		return NULL;
diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
index 348759035dd0..44f789bf7fb0 100644
--- a/sound/soc/sof/sof-priv.h
+++ b/sound/soc/sof/sof-priv.h
@@ -133,7 +133,7 @@ struct snd_sof_dsp_ops {
 	 * FW ready checks for ABI compatibility and creates
 	 * memory windows at first boot
 	 */
-	int (*fw_ready)(struct snd_sof_dev *sdev, u32 msg_id); /* optional */
+	int (*fw_ready)(struct snd_sof_dev *sdev, u32 msg_id); /* mandatory */
 
 	/* connect pcm substream to a host stream */
 	int (*pcm_open)(struct snd_sof_dev *sdev,
-- 
2.20.1

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