video: driver: add video encoder internal buffers

Add video encoder internal buffer sizes to be used by
video hardware to process input data and produce output.

Change-Id: Icf58c748d5be2f81c7de69e914c526821a7effaf
Signed-off-by: Maheshwar Ajja <majja@codeaurora.org>

driver/variant/iris2/inc/hfi_buffer_iris2.h

@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ */
+
+
+#define HFI_BUFFER_ARP_ENC (204800)
+#define HFI_BUFFER_BIN_ENC (15 * 1000 * 1000)
+#define HFI_BUFFER_LINE_ENC (200 * 1000)
+#define HFI_BUFFER_COMV_ENC (1 * 1000 * 1000)
+#define HFI_BUFFER_NON_COMV_ENC (500 * 1000)
+#define HFI_BUFFER_DPB_ENC (3 * 1000 * 1000)
+#define HFI_BUFFER_VPSS_ENC (2 * 1000 * 1000)