1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/iris/iris_hfi_common.c b/drivers/media/platform/qcom/iris/iris_hfi_common.c
new file mode 100644
index 000000000000..a19b988c9a88
--- /dev/null
+++ b/drivers/media/platform/qcom/iris/iris_hfi_common.c
@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include "iris_core.h"
+#include "iris_hfi_common.h"
+#include "iris_vpu_common.h"
+
+int iris_hfi_core_init(struct iris_core *core)
+{
+	const struct iris_hfi_command_ops *hfi_ops = core->hfi_ops;
+	int ret;
+
+	ret = hfi_ops->sys_init(core);
+	if (ret)
+		return ret;
+
+	ret = hfi_ops->sys_image_version(core);
+	if (ret)
+		return ret;
+
+	return hfi_ops->sys_interframe_powercollapse(core);
+}
+
+irqreturn_t iris_hfi_isr(int irq, void *data)
+{
+	disable_irq_nosync(irq);
+
+	return IRQ_WAKE_THREAD;
+}
+
+irqreturn_t iris_hfi_isr_handler(int irq, void *data)
+{
+	struct iris_core *core = data;
+
+	if (!core)
+		return IRQ_NONE;
+
+	mutex_lock(&core->lock);
+	iris_vpu_clear_interrupt(core);
+	mutex_unlock(&core->lock);
+
+	core->hfi_response_ops->hfi_response_handler(core);
+
+	if (!iris_vpu_watchdog(core, core->intr_status))
+		enable_irq(irq);
+
+	return IRQ_HANDLED;
+}