video: driver: Add support to debugfs

Add debugfs support.

Change-Id: I78b66048cc7a0d9e74bf0e0b13b5ab15ec77c17b
Signed-off-by: Akshata Sahukar <asahukar@codeaurora.org>

driver/vidc/inc/msm_vidc_internal.h

@@ -17,6 +17,7 @@
 #include <media/videobuf2-v4l2.h>
 
 #define MAX_NAME_LENGTH   128
+#define VENUS_VERSION_LENGTH 128
 #define MAX_MATRIX_COEFFS 9
 #define MAX_BIAS_COEFFS   3
 #define MAX_LIMIT_COEFFS  6
@@ -406,6 +407,13 @@ struct msm_vidc_inst_cap_entry {
 	enum msm_vidc_inst_capability_type cap_id;
 };
 
+struct debug_buf_count {
+	int etb;
+	int ftb;
+	int fbd;
+	int ebd;
+};
+
 enum efuse_purpose {
 	SKU_VERSION = 0,
 };