techpack: video: add video driver

Add initial video driver files.

Change-Id: Icd48bbf31e435cf36f149d6c3267cf3a4d7913b3
Signed-off-by: Maheshwar Ajja <majja@codeaurora.org>

driver/vidc/inc/msm_vidc_memory.h

@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _MSM_VIDC_MEMORY_H_
+#define _MSM_VIDC_MEMORY_H_
+
+#include "msm_vidc_internal.h"
+#include "msm_vidc_core.h"
+
+int msm_vidc_memory_alloc(struct msm_vidc_core *core,
+	struct msm_vidc_alloc *alloc);
+int msm_vidc_memory_free(struct msm_vidc_core *core,
+	struct msm_vidc_alloc *alloc);
+int msm_vidc_memory_map(struct msm_vidc_core *core,
+	struct msm_vidc_map *map);
+int msm_vidc_memory_unmap(struct msm_vidc_core *core,
+	struct msm_vidc_map *map);
+struct dma_buf *msm_vidc_memory_get_dmabuf(int fd);
+void msm_vidc_memory_put_dmabuf(void *dmabuf);
+
+#endif // _MSM_VIDC_MEMORY_H_