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 <linux/bits.h> 7 #include <linux/iopoll.h> 8 #include <linux/reset.h> 9 10 #include "iris_instance.h" 11 #include "iris_vpu_common.h" 12 13 #include "iris_vpu_register_defines.h" 14 15 static u64 iris_vpu2_calc_freq(struct iris_inst *inst, size_t data_size) 16 { 17 struct platform_inst_caps *caps = inst->core->iris_platform_data->inst_caps; 18 struct v4l2_format *inp_f = inst->fmt_src; 19 u32 mbs_per_second, mbpf, height, width; 20 unsigned long vpp_freq, vsp_freq; 21 u32 fps = DEFAULT_FPS; 22 23 width = max(inp_f->fmt.pix_mp.width, inst->crop.width); 24 height = max(inp_f->fmt.pix_mp.height, inst->crop.height); 25 26 mbpf = NUM_MBS_PER_FRAME(height, width); 27 mbs_per_second = mbpf * fps; 28 29 vpp_freq = mbs_per_second * caps->mb_cycles_vpp; 30 31 /* 21 / 20 is overhead factor */ 32 vpp_freq += vpp_freq / 20; 33 vsp_freq = mbs_per_second * caps->mb_cycles_vsp; 34 35 /* 10 / 7 is overhead factor */ 36 vsp_freq += ((fps * data_size * 8) * 10) / 7; 37 38 return max(vpp_freq, vsp_freq); 39 } 40 41 const struct vpu_ops iris_vpu2_ops = { 42 .power_off_hw = iris_vpu_power_off_hw, 43 .power_on_hw = iris_vpu_power_on_hw, 44 .power_off_controller = iris_vpu_power_off_controller, 45 .power_on_controller = iris_vpu_power_on_controller, 46 .calc_freq = iris_vpu2_calc_freq, 47 }; 48