47 lines
1.6 KiB
C
47 lines
1.6 KiB
C
/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
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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 and
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* only version 2 as 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 "msm_smem_iface.h"
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/**
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* mem_get_cpr_info() - Copy Core Power Reduction (CPR) driver specific
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* data from Shared memory (SMEM).
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* @cpr_info - Pointer to CPR data. Memory to be allocated and freed by
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* calling function.
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*
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* Copy CPR specific data from SMEM to cpr_info.
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*/
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void msm_smem_get_cpr_info(struct cpr_info_type *cpr_info)
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{
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struct boot_info_for_apps *boot_info;
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struct cpr_info_type *temp_cpr_info;
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uint32_t smem_boot_info_size;
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boot_info = smem_get_entry(SMEM_BOOT_INFO_FOR_APPS,
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&smem_boot_info_size);
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BUG_ON(!boot_info);
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if (smem_boot_info_size < sizeof(struct boot_info_for_apps)) {
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pr_err("%s: Shared boot info data structure too small!\n",
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__func__);
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BUG();
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} else {
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pr_debug("%s: Shared boot info available.\n", __func__);
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}
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temp_cpr_info = (struct cpr_info_type *) &(boot_info->cpr_info);
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cpr_info->ring_osc = temp_cpr_info->ring_osc;
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cpr_info->turbo_quot = temp_cpr_info->turbo_quot;
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cpr_info->pvs_fuse = temp_cpr_info->pvs_fuse;
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cpr_info->floor_fuse = temp_cpr_info->floor_fuse;
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cpr_info->disable_cpr = temp_cpr_info->disable_cpr;
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}
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