108 lines
2.5 KiB
C
Executable file
108 lines
2.5 KiB
C
Executable file
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2020 MediaTek Inc.
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*/
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#include <linux/uaccess.h>
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#include "mtk_smi.h"
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#include "mmdvfs_mgr.h"
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#include "mmdvfs_internal.h"
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static mmdvfs_state_change_cb quick_change_cbs[MMDVFS_SCEN_COUNT];
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static mmdvfs_prepare_action_cb quick_action_cbs[MMDVFS_SCEN_COUNT];
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enum mmdvfs_lcd_size_enum mmdvfs_get_lcd_resolution(void)
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{
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enum mmdvfs_lcd_size_enum result = MMDVFS_LCD_SIZE_HD;
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long lcd_resolution = 0;
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long lcd_w = 0;
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long lcd_h = 0;
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int convert_err = -EINVAL;
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#if defined(CONFIG_LCM_WIDTH) && defined(CONFIG_LCM_HEIGHT)
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convert_err = kstrtoul(CONFIG_LCM_WIDTH, 10, &lcd_w);
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if (!convert_err)
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convert_err = kstrtoul(CONFIG_LCM_HEIGHT, 10, &lcd_h);
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#endif /* CONFIG_LCM_WIDTH, CONFIG_LCM_HEIGHT */
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if (convert_err) {
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#if !defined(CONFIG_FPGA_EARLY_PORTING) && defined(CONFIG_MTK_FB)
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lcd_w = DISP_GetScreenWidth();
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lcd_h = DISP_GetScreenHeight();
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#else
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MMDVFSMSG("unable to get resolution\n");
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#endif
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}
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lcd_resolution = lcd_w * lcd_h;
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if (lcd_resolution <= MMDVFS_DISPLAY_SIZE_HD)
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result = MMDVFS_LCD_SIZE_HD;
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else if (lcd_resolution <= MMDVFS_DISPLAY_SIZE_FHD)
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result = MMDVFS_LCD_SIZE_FHD;
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else
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result = MMDVFS_LCD_SIZE_WQHD;
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return result;
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}
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int register_mmdvfs_prepare_cb(int mmdvfs_client_id,
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mmdvfs_prepare_action_cb func)
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{
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if (mmdvfs_client_id >= 0 && mmdvfs_client_id < MMDVFS_SCEN_COUNT) {
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MMDVFSMSG("prepare_cb registered: %d\n", mmdvfs_client_id);
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quick_action_cbs[mmdvfs_client_id] = func;
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} else {
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MMDVFSMSG("clk_switch_cb failed: id=%d\n", mmdvfs_client_id);
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return 1;
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}
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return 0;
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}
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void mmdvfs_notify_prepare_action(struct mmdvfs_prepare_action_event *event)
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{
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int i = 0;
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mmdvfs_internal_notify_vcore_calibration(event);
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MMDVFSMSG("prepare_action: %d\n", event->event_type);
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for (i = 0; i < MMDVFS_SCEN_COUNT; i++) {
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mmdvfs_prepare_action_cb func = quick_action_cbs[i];
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if (func != NULL) {
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MMDVFSMSG("prepare_action id:%d act:%d\n",
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i, event->event_type);
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func(event);
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}
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}
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}
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int register_mmdvfs_state_change_cb(int mmdvfs_client_id,
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mmdvfs_state_change_cb func)
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{
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if (mmdvfs_client_id >= 0
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&& mmdvfs_client_id < MMDVFS_SCEN_COUNT) {
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quick_change_cbs[mmdvfs_client_id] = func;
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} else {
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MMDVFSMSG("clk_switch_cb failed id=%d\n",
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mmdvfs_client_id);
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return 1;
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}
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return 0;
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}
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void mmdvfs_internal_handle_state_change(
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struct mmdvfs_state_change_event *event)
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{
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int i = 0;
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for (i = 0; i < MMDVFS_SCEN_COUNT; i++) {
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mmdvfs_state_change_cb func = quick_change_cbs[i];
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if (func != NULL)
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func(event);
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}
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}
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