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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) STMicroelectronics SA 2015
* Author: Hugues Fruchet <hugues.fruchet@st.com> for STMicroelectronics.
*/
#ifndef DELTA_CFG_H
#define DELTA_CFG_H
#define DELTA_FW_VERSION "21.1-3"
#define DELTA_MIN_WIDTH 32
#define DELTA_MAX_WIDTH 4096
#define DELTA_MIN_HEIGHT 32
#define DELTA_MAX_HEIGHT 2400
/* DELTA requires a 32x32 pixels alignment for frames */
#define DELTA_WIDTH_ALIGNMENT 32
#define DELTA_HEIGHT_ALIGNMENT 32
#define DELTA_DEFAULT_WIDTH DELTA_MIN_WIDTH
#define DELTA_DEFAULT_HEIGHT DELTA_MIN_HEIGHT
#define DELTA_DEFAULT_FRAMEFORMAT V4L2_PIX_FMT_NV12
#define DELTA_DEFAULT_STREAMFORMAT V4L2_PIX_FMT_MJPEG
#define DELTA_MAX_RESO (DELTA_MAX_WIDTH * DELTA_MAX_HEIGHT)
/* guard value for number of access units */
#define DELTA_MAX_AUS 10
/* IP perf dependent, can be tuned */
#define DELTA_PEAK_FRAME_SMOOTHING 2
/*
* guard output frame count:
* - at least 1 frame needed for display
* - at worst 21
* ( max h264 dpb (16) +
* decoding peak smoothing (2) +
* user display pipeline (3) )
*/
#define DELTA_MIN_FRAME_USER 1
#define DELTA_MAX_DPB 16
#define DELTA_MAX_FRAME_USER 3 /* platform/use-case dependent */
#define DELTA_MAX_FRAMES (DELTA_MAX_DPB + DELTA_PEAK_FRAME_SMOOTHING +\
DELTA_MAX_FRAME_USER)
#if DELTA_MAX_FRAMES > VIDEO_MAX_FRAME
#undef DELTA_MAX_FRAMES
#define DELTA_MAX_FRAMES (VIDEO_MAX_FRAME)
#endif
/* extra space to be allocated to store codec specific data per frame */
#define DELTA_MAX_FRAME_PRIV_SIZE 100
/* PM runtime auto power-off after 5ms of inactivity */
#define DELTA_HW_AUTOSUSPEND_DELAY_MS 5
#define DELTA_MAX_DECODERS 10
#ifdef CONFIG_VIDEO_STI_DELTA_MJPEG
extern const struct delta_dec mjpegdec;
#endif
#endif /* DELTA_CFG_H */
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