threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
/*
|
|
* Copyright (C) 2019 MediaTek Inc.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#ifndef __VPU_MEM_H__
|
|
#define __VPU_MEM_H__
|
|
|
|
#include <linux/platform_device.h>
|
|
#include <linux/scatterlist.h>
|
|
|
|
#define VPU_MEM_ALLOC (0xFFFFFFFF)
|
|
|
|
struct vpu_mem {
|
|
void *handle;
|
|
unsigned long va;
|
|
uint32_t pa;
|
|
uint32_t length;
|
|
};
|
|
|
|
struct vpu_iova {
|
|
/* settings from dts */
|
|
uint32_t addr; /* iova */
|
|
uint32_t size;
|
|
uint32_t bin; /* offset in binary */
|
|
/* allocated memory */
|
|
struct vpu_mem m;
|
|
/* allocated iova */
|
|
struct sg_table sgt;
|
|
};
|
|
|
|
dma_addr_t vpu_iova_alloc(struct platform_device *pdev,
|
|
struct vpu_iova *i);
|
|
|
|
void vpu_iova_free(struct device *dev, struct vpu_iova *i);
|
|
|
|
void vpu_iova_sync_for_device(struct device *dev,
|
|
struct vpu_iova *i);
|
|
|
|
void vpu_iova_sync_for_cpu(struct device *dev,
|
|
struct vpu_iova *i);
|
|
|
|
int vpu_iova_dts(struct platform_device *pdev,
|
|
const char *name, struct vpu_iova *i);
|
|
|
|
void *vpu_vmap(phys_addr_t start, size_t size,
|
|
unsigned int memtype);
|
|
|
|
#endif
|
|
|