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)
132 lines
2.8 KiB
C
132 lines
2.8 KiB
C
/*
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* Copyright (C) 2019 MediaTek Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/errno.h>
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#include <linux/slab.h>
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#include "reviser_drv.h"
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#include "apusys_device.h"
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#include "reviser_cmn.h"
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#include "reviser_export.h"
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#include "reviser_mem_mgt.h"
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#include "reviser_hw.h"
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extern struct reviser_dev_info *g_reviser_device;
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int reviser_get_vlm(uint32_t request_size, bool force,
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unsigned long *id, uint32_t *tcm_size)
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{
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int ret = 0;
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DEBUG_TAG;
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if (g_reviser_device == NULL) {
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LOG_ERR("Invalid reviser_device\n");
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ret = -EINVAL;
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return ret;
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}
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if (!reviser_table_get_vlm(g_reviser_device,
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request_size, force,
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id, tcm_size)) {
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LOG_DEBUG("request(0x%x) force(%d) ctxid(%lu) tcm_size(0x%x)\n",
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request_size, force, *id, *tcm_size);
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} else {
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ret = -EINVAL;
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}
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return ret;
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}
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EXPORT_SYMBOL(reviser_get_vlm);
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int reviser_free_vlm(uint32_t ctxid)
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{
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int ret = 0;
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DEBUG_TAG;
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if (g_reviser_device == NULL) {
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LOG_ERR("Invalid reviser_device\n");
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ret = -EINVAL;
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return ret;
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}
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if (reviser_table_free_vlm(g_reviser_device, ctxid)) {
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LOG_ERR("Free VLM Fail: ctxID: %d\n", ctxid);
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ret = -EINVAL;
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return ret;
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}
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LOG_DEBUG("ctxid(%d)\n", ctxid);
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return ret;
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}
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EXPORT_SYMBOL(reviser_free_vlm);
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int reviser_set_context(int type,
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int index, uint8_t ctxid)
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{
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int ret = 0;
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enum REVISER_DEVICE_E reviser_type = REVISER_DEVICE_NONE;
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DEBUG_TAG;
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if (g_reviser_device == NULL) {
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LOG_ERR("Invalid reviser_device\n");
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ret = -EINVAL;
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return ret;
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}
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if (type == APUSYS_DEVICE_SAMPLE) {
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LOG_DEBUG("Ignore Set context\n");
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return ret;
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}
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if (reviser_type_convert(type, &reviser_type)) {
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LOG_ERR("Invalid type\n");
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ret = -EINVAL;
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return ret;
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}
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if (!reviser_is_power(g_reviser_device)) {
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LOG_ERR("Can Not set contxet when power disable\n");
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ret = -EINVAL;
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return ret;
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}
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if (reviser_set_context_ID(g_reviser_device,
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reviser_type, index, ctxid)) {
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LOG_ERR("Set reviser Ctx Fail\n");
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ret = -EINVAL;
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return ret;
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}
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LOG_DEBUG("type/index/ctxid(%d/%d/%d)\n", type, index, ctxid);
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return ret;
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}
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EXPORT_SYMBOL(reviser_set_context);
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int reviser_get_resource_vlm(uint32_t *addr, uint32_t *size)
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{
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int ret = 0;
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if (g_reviser_device == NULL) {
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LOG_ERR("Invalid reviser_device\n");
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ret = -EINVAL;
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return ret;
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}
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*addr = (uint32_t) g_reviser_device->vlm.iova;
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*size = (uint32_t) g_reviser_device->tcm.size;
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return 0;
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}
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EXPORT_SYMBOL(reviser_get_resource_vlm);
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