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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cldma.h (899B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
      4 *
      5 * Author: Cezary Rojewski <cezary.rojewski@intel.com>
      6 */
      7
      8#ifndef __SOUND_SOC_INTEL_AVS_CLDMA_H
      9#define __SOUND_SOC_INTEL_AVS_CLDMA_H
     10
     11#define AVS_CL_DEFAULT_BUFFER_SIZE	(32 * PAGE_SIZE)
     12
     13struct hda_cldma;
     14extern struct hda_cldma code_loader;
     15
     16void hda_cldma_fill(struct hda_cldma *cl);
     17void hda_cldma_transfer(struct hda_cldma *cl, unsigned long start_delay);
     18
     19int hda_cldma_start(struct hda_cldma *cl);
     20int hda_cldma_stop(struct hda_cldma *cl);
     21int hda_cldma_reset(struct hda_cldma *cl);
     22
     23void hda_cldma_set_data(struct hda_cldma *cl, void *data, unsigned int size);
     24void hda_cldma_setup(struct hda_cldma *cl);
     25int hda_cldma_init(struct hda_cldma *cl, struct hdac_bus *bus, void __iomem *dsp_ba,
     26		   unsigned int buffer_size);
     27void hda_cldma_free(struct hda_cldma *cl);
     28
     29#endif