cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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mtk_vcodec_dec_hw.h (1283B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2/*
      3 * Copyright (c) 2021 MediaTek Inc.
      4 * Author: Yunfei Dong <yunfei.dong@mediatek.com>
      5 */
      6
      7#ifndef _MTK_VCODEC_DEC_HW_H_
      8#define _MTK_VCODEC_DEC_HW_H_
      9
     10#include <linux/io.h>
     11#include <linux/platform_device.h>
     12
     13#include "mtk_vcodec_drv.h"
     14
     15#define VDEC_HW_ACTIVE 0x10
     16#define VDEC_IRQ_CFG 0x11
     17#define VDEC_IRQ_CLR 0x10
     18#define VDEC_IRQ_CFG_REG 0xa4
     19
     20/**
     21 * enum mtk_vdec_hw_reg_idx - subdev hardware register base index
     22 * @VDEC_HW_SYS : vdec soc register index
     23 * @VDEC_HW_MISC: vdec misc register index
     24 * @VDEC_HW_MAX : vdec supported max register index
     25 */
     26enum mtk_vdec_hw_reg_idx {
     27	VDEC_HW_SYS,
     28	VDEC_HW_MISC,
     29	VDEC_HW_MAX
     30};
     31
     32/**
     33 * struct mtk_vdec_hw_dev - vdec hardware driver data
     34 * @plat_dev: platform device
     35 * @main_dev: main device
     36 * @reg_base: mapped address of MTK Vcodec registers.
     37 *
     38 * @curr_ctx: the context that is waiting for codec hardware
     39 *
     40 * @dec_irq : decoder irq resource
     41 * @pm      : power management control
     42 * @hw_idx  : each hardware index
     43 */
     44struct mtk_vdec_hw_dev {
     45	struct platform_device *plat_dev;
     46	struct mtk_vcodec_dev *main_dev;
     47	void __iomem *reg_base[VDEC_HW_MAX];
     48
     49	struct mtk_vcodec_ctx *curr_ctx;
     50
     51	int dec_irq;
     52	struct mtk_vcodec_pm pm;
     53	int hw_idx;
     54};
     55
     56#endif /* _MTK_VCODEC_DEC_HW_H_ */