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[10/19] ASoC: SOF: IPC4: Add helper for looking up module by UUID

Message ID 20221018120916.19820-11-peter.ujfalusi@linux.intel.com
State Superseded
Headers show
Series ASoC: SOF: Intel/IPC4: Support for external firmware libraries | expand

Commit Message

Peter Ujfalusi Oct. 18, 2022, 12:09 p.m. UTC 
Add a simple helper to walk the loaded libraries and their modules to make
the ipc4-topology not aware of the underlying infrastructure and simplify
the code.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Chao Song <chao.song@intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
---
 sound/soc/sof/ipc4-loader.c   | 21 +++++++++++++++++++++
 sound/soc/sof/ipc4-priv.h     |  3 +++
 sound/soc/sof/ipc4-topology.c | 17 +++--------------
 3 files changed, 27 insertions(+), 14 deletions(-)
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Patch

diff --git a/sound/soc/sof/ipc4-loader.c b/sound/soc/sof/ipc4-loader.c
index 5506ec997328..b7e8b3f3d4f0 100644
--- a/sound/soc/sof/ipc4-loader.c
+++ b/sound/soc/sof/ipc4-loader.c
@@ -160,6 +160,27 @@  static size_t sof_ipc4_fw_parse_basefw_ext_man(struct snd_sof_dev *sdev)
 	return payload_offset;
 }
 
+struct sof_ipc4_fw_module *sof_ipc4_find_module_by_uuid(struct snd_sof_dev *sdev,
+							const guid_t *uuid)
+{
+	struct sof_ipc4_fw_data *ipc4_data = sdev->private;
+	struct sof_ipc4_fw_library *fw_lib;
+	unsigned long lib_id;
+	int i;
+
+	if (guid_is_null(uuid))
+		return NULL;
+
+	xa_for_each(&ipc4_data->fw_lib_xa, lib_id, fw_lib) {
+		for (i = 0; i < fw_lib->num_modules; i++) {
+			if (guid_equal(uuid, &fw_lib->modules[i].man4_module_entry.uuid))
+				return &fw_lib->modules[i];
+		}
+	}
+
+	return NULL;
+}
+
 static int sof_ipc4_validate_firmware(struct snd_sof_dev *sdev)
 {
 	struct sof_ipc4_fw_data *ipc4_data = sdev->private;
diff --git a/sound/soc/sof/ipc4-priv.h b/sound/soc/sof/ipc4-priv.h
index bce168083f09..ecfa9f701ef1 100644
--- a/sound/soc/sof/ipc4-priv.h
+++ b/sound/soc/sof/ipc4-priv.h
@@ -84,4 +84,7 @@  extern const struct sof_ipc_fw_tracing_ops ipc4_mtrace_ops;
 
 int sof_ipc4_set_pipeline_state(struct snd_sof_dev *sdev, u32 id, u32 state);
 int sof_ipc4_mtrace_update_pos(struct snd_sof_dev *sdev, int core);
+
+struct sof_ipc4_fw_module *sof_ipc4_find_module_by_uuid(struct snd_sof_dev *sdev,
+							const guid_t *uuid);
 #endif
diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c
index 98f7f5421ba5..ab85dde4303b 100644
--- a/sound/soc/sof/ipc4-topology.c
+++ b/sound/soc/sof/ipc4-topology.c
@@ -289,22 +289,11 @@  static int sof_ipc4_widget_set_module_info(struct snd_sof_widget *swidget)
 {
 	struct snd_soc_component *scomp = swidget->scomp;
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
-	struct sof_ipc4_fw_data *ipc4_data = sdev->private;
-	struct sof_ipc4_fw_library *fw_lib;
-	unsigned long lib_id;
-	int i;
 
-	xa_for_each(&ipc4_data->fw_lib_xa, lib_id, fw_lib) {
-		/* set module info */
-		for (i = 0; i < fw_lib->num_modules; i++) {
-			struct sof_ipc4_fw_module *module = &fw_lib->modules[i];
+	swidget->module_info = sof_ipc4_find_module_by_uuid(sdev, &swidget->uuid);
 
-			if (guid_equal(&swidget->uuid, &module->man4_module_entry.uuid)) {
-				swidget->module_info = module;
-				return 0;
-			}
-		}
-	}
+	if (swidget->module_info)
+		return 0;
 
 	dev_err(sdev->dev, "failed to find module info for widget %s with UUID %pUL\n",
 		swidget->widget->name, &swidget->uuid);