124 lines
2.4 KiB
C
124 lines
2.4 KiB
C
|
// SPDX-License-Identifier: GPL-2.0
|
||
|
|
/*
|
||
|
|
* Copyright (c) 2020 MediaTek Inc.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/errno.h>
|
||
|
|
#include <linux/slab.h>
|
||
|
|
#include "reviser_drv.h"
|
||
|
|
#include "apusys_device.h"
|
||
|
|
#include "reviser_cmn.h"
|
||
|
|
#include "reviser_export.h"
|
||
|
|
#include "reviser_mem_mgt.h"
|
||
|
|
#include "reviser_hw.h"
|
||
|
|
|
||
|
|
extern struct reviser_dev_info *g_reviser_device;
|
||
|
|
int reviser_get_vlm(uint32_t request_size, bool force,
|
||
|
|
unsigned long *id, uint32_t *tcm_size)
|
||
|
|
{
|
||
|
|
int ret = 0;
|
||
|
|
|
||
|
|
DEBUG_TAG;
|
||
|
|
|
||
|
|
if (g_reviser_device == NULL) {
|
||
|
|
LOG_ERR("Invalid reviser_device\n");
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!reviser_table_get_vlm(g_reviser_device,
|
||
|
|
request_size, force,
|
||
|
|
id, tcm_size)) {
|
||
|
|
LOG_DEBUG("request(0x%x) force(%d) ctxid(%lu) tcm_size(0x%x)\n",
|
||
|
|
request_size, force, *id, *tcm_size);
|
||
|
|
} else {
|
||
|
|
ret = -EINVAL;
|
||
|
|
}
|
||
|
|
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
EXPORT_SYMBOL(reviser_get_vlm);
|
||
|
|
|
||
|
|
int reviser_free_vlm(uint32_t ctxid)
|
||
|
|
{
|
||
|
|
int ret = 0;
|
||
|
|
|
||
|
|
DEBUG_TAG;
|
||
|
|
|
||
|
|
if (g_reviser_device == NULL) {
|
||
|
|
LOG_ERR("Invalid reviser_device\n");
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (reviser_table_free_vlm(g_reviser_device, ctxid)) {
|
||
|
|
LOG_ERR("Free VLM Fail: ctxID: %d\n", ctxid);
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
LOG_DEBUG("ctxid(%d)\n", ctxid);
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
EXPORT_SYMBOL(reviser_free_vlm);
|
||
|
|
|
||
|
|
int reviser_set_context(int type,
|
||
|
|
int index, uint8_t ctxid)
|
||
|
|
{
|
||
|
|
int ret = 0;
|
||
|
|
enum REVISER_DEVICE_E reviser_type = REVISER_DEVICE_NONE;
|
||
|
|
|
||
|
|
DEBUG_TAG;
|
||
|
|
|
||
|
|
if (g_reviser_device == NULL) {
|
||
|
|
LOG_ERR("Invalid reviser_device\n");
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (type == APUSYS_DEVICE_SAMPLE) {
|
||
|
|
LOG_DEBUG("Ignore Set context\n");
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (reviser_type_convert(type, &reviser_type)) {
|
||
|
|
LOG_ERR("Invalid type\n");
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
if (!reviser_is_power(g_reviser_device)) {
|
||
|
|
LOG_ERR("Can Not set contxet when power disable\n");
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (reviser_set_context_ID(g_reviser_device,
|
||
|
|
reviser_type, index, ctxid)) {
|
||
|
|
LOG_ERR("Set reviser Ctx Fail\n");
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
LOG_DEBUG("type/index/ctxid(%d/%d/%d)\n", type, index, ctxid);
|
||
|
|
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
EXPORT_SYMBOL(reviser_set_context);
|
||
|
|
|
||
|
|
int reviser_get_resource_vlm(uint32_t *addr, uint32_t *size)
|
||
|
|
{
|
||
|
|
int ret = 0;
|
||
|
|
|
||
|
|
if (g_reviser_device == NULL) {
|
||
|
|
LOG_ERR("Invalid reviser_device\n");
|
||
|
|
ret = -EINVAL;
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
*addr = (uint32_t) g_reviser_device->vlm.iova;
|
||
|
|
*size = (uint32_t) g_reviser_device->tcm.size;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
EXPORT_SYMBOL(reviser_get_resource_vlm);
|