128 lines
2.9 KiB
C
128 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef __SSMR_INTERNAL_H__
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#define __SSMR_INTERNAL_H__
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#include "memory_ssmr.h"
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#define SVP_REGION_IOC_MAGIC 'S'
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#define SVP_REGION_ACQUIRE _IOR(SVP_REGION_IOC_MAGIC, 6, int)
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#define SVP_REGION_RELEASE _IOR(SVP_REGION_IOC_MAGIC, 8, int)
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#define UPPER_LIMIT32 (1ULL << 32)
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#define UPPER_LIMIT64 (1ULL << 63)
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#define NAME_LEN 32
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#define CMD_LEN 64
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/* define scenario type */
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#define SVP_FLAGS 0x01u
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#define FACE_REGISTRATION_FLAGS 0x02u
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#define FACE_PAYMENT_FLAGS 0x04u
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#define FACE_UNLOCK_FLAGS 0x08u
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#define TUI_FLAGS 0x10u
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#define SSMR_INVALID_FEATURE(f) (f >= __MAX_NR_SSMR_FEATURES)
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/*
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* req_size : feature request size
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* proc_entry_fops : file operation fun pointer
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* state : region online/offline state
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* count : region max alloc size by feature
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* alloc_pages : current feature offline alloc size
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* is_unmapping : unmapping state
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* use_cache_memory : when use reserved memory it will be true
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* page : zmc alloc page
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* cache_page : alloc page by reserved memory
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* usable_size : cma usage size
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* scheme_flag : show feaure support which schemes
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* enable : show feature status
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*/
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struct SSMR_Feature {
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bool is_unmapping;
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bool use_cache_memory;
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char dt_prop_name[NAME_LEN];
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char feat_name[NAME_LEN];
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char cmd_online[CMD_LEN];
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char cmd_offline[CMD_LEN];
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char enable[CMD_LEN];
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const struct file_operations *proc_entry_fops;
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dma_addr_t phy_addr;
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size_t alloc_size;
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struct page *page;
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struct page *cache_page;
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unsigned int scheme_flag;
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unsigned int state;
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unsigned long alloc_pages;
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unsigned long count;
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u64 req_size;
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void *virt_addr;
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};
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enum ssmr_state {
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SSMR_STATE_DISABLED,
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SSMR_STATE_ONING_WAIT,
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SSMR_STATE_ONING,
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SSMR_STATE_ON,
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SSMR_STATE_OFFING,
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SSMR_STATE_OFF,
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NR_STATES,
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};
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enum ssmr_scheme_state {
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SSMR_SVP,
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SSMR_FACE_REGISTRATION,
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SSMR_FACE_PAYMENT,
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SSMR_FACE_UNLOCK,
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SSMR_TUI_SCHEME,
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__MAX_NR_SCHEME,
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};
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/* clang-format off */
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extern const char *const ssmr_state_text[NR_STATES];
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/* clang-format on */
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struct SSMR_Scheme {
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char name[NAME_LEN];
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u64 usable_size;
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unsigned int flags;
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};
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static struct SSMR_Scheme _ssmrscheme[__MAX_NR_SCHEME] = {
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[SSMR_SVP] = {
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.name = "svp_scheme",
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.flags = SVP_FLAGS
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},
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[SSMR_FACE_REGISTRATION] = {
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.name = "face_registration_scheme",
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.flags = FACE_REGISTRATION_FLAGS
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},
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[SSMR_FACE_PAYMENT] = {
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.name = "face_payment_scheme",
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.flags = FACE_PAYMENT_FLAGS
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},
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[SSMR_FACE_UNLOCK] = {
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.name = "face_unlock_scheme",
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.flags = FACE_UNLOCK_FLAGS
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},
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[SSMR_TUI_SCHEME] = {
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.name = "tui_scheme",
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.flags = TUI_FLAGS
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}
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};
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extern void show_pte(struct mm_struct *mm, unsigned long addr);
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struct SSMR_HEAP_INFO {
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unsigned int heap_id;
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char heap_name[NAME_SIZE];
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};
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struct SSMR_HEAP_INFO _ssmr_heap_info[__MAX_NR_SSMR_FEATURES];
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#endif
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