1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
4 */
5
6 #include "iris_instance.h"
7 #include "iris_vpu_common.h"
8
iris_vpu2_calc_freq(struct iris_inst * inst,size_t data_size)9 static u64 iris_vpu2_calc_freq(struct iris_inst *inst, size_t data_size)
10 {
11 struct platform_inst_caps *caps = inst->core->iris_platform_data->inst_caps;
12 struct v4l2_format *inp_f = inst->fmt_src;
13 u32 mbs_per_second, mbpf, height, width;
14 unsigned long vpp_freq, vsp_freq;
15 u32 fps = DEFAULT_FPS;
16
17 width = max(inp_f->fmt.pix_mp.width, inst->crop.width);
18 height = max(inp_f->fmt.pix_mp.height, inst->crop.height);
19
20 mbpf = NUM_MBS_PER_FRAME(height, width);
21 mbs_per_second = mbpf * fps;
22
23 vpp_freq = mbs_per_second * caps->mb_cycles_vpp;
24
25 /* 21 / 20 is overhead factor */
26 vpp_freq += vpp_freq / 20;
27 vsp_freq = mbs_per_second * caps->mb_cycles_vsp;
28
29 /* 10 / 7 is overhead factor */
30 vsp_freq += ((fps * data_size * 8) * 10) / 7;
31
32 return max(vpp_freq, vsp_freq);
33 }
34
35 const struct vpu_ops iris_vpu2_ops = {
36 .power_off_hw = iris_vpu_power_off_hw,
37 .calc_freq = iris_vpu2_calc_freq,
38 };
39