xref: /OK3568_Linux_fs/kernel/drivers/media/platform/sti/delta/delta-cfg.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) STMicroelectronics SA 2015
4*4882a593Smuzhiyun  * Author: Hugues Fruchet <hugues.fruchet@st.com> for STMicroelectronics.
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef DELTA_CFG_H
8*4882a593Smuzhiyun #define DELTA_CFG_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define DELTA_FW_VERSION "21.1-3"
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #define DELTA_MIN_WIDTH  32
13*4882a593Smuzhiyun #define DELTA_MAX_WIDTH  4096
14*4882a593Smuzhiyun #define DELTA_MIN_HEIGHT 32
15*4882a593Smuzhiyun #define DELTA_MAX_HEIGHT 2400
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun /* DELTA requires a 32x32 pixels alignment for frames */
18*4882a593Smuzhiyun #define DELTA_WIDTH_ALIGNMENT    32
19*4882a593Smuzhiyun #define DELTA_HEIGHT_ALIGNMENT   32
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define DELTA_DEFAULT_WIDTH  DELTA_MIN_WIDTH
22*4882a593Smuzhiyun #define DELTA_DEFAULT_HEIGHT DELTA_MIN_HEIGHT
23*4882a593Smuzhiyun #define DELTA_DEFAULT_FRAMEFORMAT  V4L2_PIX_FMT_NV12
24*4882a593Smuzhiyun #define DELTA_DEFAULT_STREAMFORMAT V4L2_PIX_FMT_MJPEG
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #define DELTA_MAX_RESO (DELTA_MAX_WIDTH * DELTA_MAX_HEIGHT)
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun /* guard value for number of access units */
29*4882a593Smuzhiyun #define DELTA_MAX_AUS 10
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun /* IP perf dependent, can be tuned */
32*4882a593Smuzhiyun #define DELTA_PEAK_FRAME_SMOOTHING 2
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun /*
35*4882a593Smuzhiyun  * guard output frame count:
36*4882a593Smuzhiyun  * - at least 1 frame needed for display
37*4882a593Smuzhiyun  * - at worst 21
38*4882a593Smuzhiyun  *   ( max h264 dpb (16) +
39*4882a593Smuzhiyun  *     decoding peak smoothing (2) +
40*4882a593Smuzhiyun  *     user display pipeline (3) )
41*4882a593Smuzhiyun  */
42*4882a593Smuzhiyun #define DELTA_MIN_FRAME_USER    1
43*4882a593Smuzhiyun #define DELTA_MAX_DPB           16
44*4882a593Smuzhiyun #define DELTA_MAX_FRAME_USER    3 /* platform/use-case dependent */
45*4882a593Smuzhiyun #define DELTA_MAX_FRAMES (DELTA_MAX_DPB + DELTA_PEAK_FRAME_SMOOTHING +\
46*4882a593Smuzhiyun 			  DELTA_MAX_FRAME_USER)
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun #if DELTA_MAX_FRAMES > VIDEO_MAX_FRAME
49*4882a593Smuzhiyun #undef DELTA_MAX_FRAMES
50*4882a593Smuzhiyun #define DELTA_MAX_FRAMES (VIDEO_MAX_FRAME)
51*4882a593Smuzhiyun #endif
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun /* extra space to be allocated to store codec specific data per frame */
54*4882a593Smuzhiyun #define DELTA_MAX_FRAME_PRIV_SIZE 100
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun /* PM runtime auto power-off after 5ms of inactivity */
57*4882a593Smuzhiyun #define DELTA_HW_AUTOSUSPEND_DELAY_MS 5
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #define DELTA_MAX_DECODERS 10
60*4882a593Smuzhiyun #ifdef CONFIG_VIDEO_STI_DELTA_MJPEG
61*4882a593Smuzhiyun extern const struct delta_dec mjpegdec;
62*4882a593Smuzhiyun #endif
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun #endif /* DELTA_CFG_H */
65