/* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  * Neither the name of The Linux Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <debug.h>
#include <err.h>
#include <smem.h>
#include <msm_panel.h>
#include <board.h>
#include <mipi_dsi.h>

#include "include/panel.h"
#include "panel_display.h"

/*---------------------------------------------------------------------------*/
/* GCDB Panel Database                                                       */
/*---------------------------------------------------------------------------*/
#include "include/panel_toshiba_720p_video.h"
#include "include/panel_sharp_qhd_video.h"
#include "include/panel_jdi_1080p_video.h"
#include "include/panel_generic_720p_cmd.h"
#include "include/panel_jdi_qhd_dualdsi_video.h"
#include "include/panel_jdi_qhd_dualdsi_cmd.h"

#define DISPLAY_MAX_PANEL_DETECTION 3

/*---------------------------------------------------------------------------*/
/* static panel selection variable                                           */
/*---------------------------------------------------------------------------*/
enum {
JDI_1080P_VIDEO_PANEL,
TOSHIBA_720P_VIDEO_PANEL,
SHARP_QHD_VIDEO_PANEL,
GENERIC_720P_CMD_PANEL,
JDI_QHD_DUALDSI_VIDEO_PANEL,
JDI_QHD_DUALDSI_CMD_PANEL,
UNKNOWN_PANEL
};

/*
 * The list of panels that are supported on this target.
 * Any panel in this list can be selected using fastboot oem command.
 */
static struct panel_list supp_panels[] = {
	{"jdi_1080p_video", JDI_1080P_VIDEO_PANEL},
	{"toshiba_720p_video", TOSHIBA_720P_VIDEO_PANEL},
	{"sharp_qhd_video", SHARP_QHD_VIDEO_PANEL},
	{"generic_720p_cmd", GENERIC_720P_CMD_PANEL},
	{"jdi_qhd_dualdsi_video", JDI_QHD_DUALDSI_VIDEO_PANEL},
	{"jdi_qhd_dualdsi_cmd", JDI_QHD_DUALDSI_CMD_PANEL},
};

static uint32_t panel_id;

int oem_panel_rotation()
{
	/* OEM can keep there panel spefic on instructions in this
	function */
	return NO_ERROR;
}


int oem_panel_on()
{
	/* OEM can keep there panel spefic on instructions in this
	function */
	return NO_ERROR;
}

int oem_panel_off()
{
	/* OEM can keep there panel spefic off instructions in this
	function */
	return NO_ERROR;
}

static void init_panel_data(struct panel_struct *panelstruct,
			struct msm_panel_info *pinfo,
			struct mdss_dsi_phy_ctrl *phy_db)
{
	switch (panel_id) {
	case TOSHIBA_720P_VIDEO_PANEL:
		panelstruct->paneldata    = &toshiba_720p_video_panel_data;
		panelstruct->panelres     = &toshiba_720p_video_panel_res;
		panelstruct->color        = &toshiba_720p_video_color;
		panelstruct->videopanel   = &toshiba_720p_video_video_panel;
		panelstruct->commandpanel = &toshiba_720p_video_command_panel;
		panelstruct->state        = &toshiba_720p_video_state;
		panelstruct->laneconfig   = &toshiba_720p_video_lane_config;
		panelstruct->paneltiminginfo
					 = &toshiba_720p_video_timing_info;
		panelstruct->panelresetseq
					 = &toshiba_720p_video_panel_reset_seq;
		panelstruct->backlightinfo = &toshiba_720p_video_backlight;
		pinfo->mipi.panel_cmds
					= toshiba_720p_video_on_command;
		pinfo->mipi.num_of_panel_cmds
					= TOSHIBA_720P_VIDEO_ON_COMMAND;
		memcpy(phy_db->timing,
			toshiba_720p_video_timings, TIMING_SIZE);
		pinfo->mipi.signature 	= TOSHIBA_720P_VIDEO_SIGNATURE;
		break;
	case SHARP_QHD_VIDEO_PANEL:
		panelstruct->paneldata    = &sharp_qhd_video_panel_data;
		panelstruct->panelres     = &sharp_qhd_video_panel_res;
		panelstruct->color        = &sharp_qhd_video_color;
		panelstruct->videopanel   = &sharp_qhd_video_video_panel;
		panelstruct->commandpanel = &sharp_qhd_video_command_panel;
		panelstruct->state        = &sharp_qhd_video_state;
		panelstruct->laneconfig   = &sharp_qhd_video_lane_config;
		panelstruct->paneltiminginfo
					 = &sharp_qhd_video_timing_info;
		panelstruct->panelresetseq
					 = &sharp_qhd_video_panel_reset_seq;
		panelstruct->backlightinfo = &sharp_qhd_video_backlight;
		pinfo->mipi.panel_cmds
					= sharp_qhd_video_on_command;
		pinfo->mipi.num_of_panel_cmds
					= SHARP_QHD_VIDEO_ON_COMMAND;
		memcpy(phy_db->timing,
				sharp_qhd_video_timings, TIMING_SIZE);
		break;
	case JDI_1080P_VIDEO_PANEL:
		panelstruct->paneldata    = &jdi_1080p_video_panel_data;
		panelstruct->panelres     = &jdi_1080p_video_panel_res;
		panelstruct->color        = &jdi_1080p_video_color;
		panelstruct->videopanel   = &jdi_1080p_video_video_panel;
		panelstruct->commandpanel = &jdi_1080p_video_command_panel;
		panelstruct->state        = &jdi_1080p_video_state;
		panelstruct->laneconfig   = &jdi_1080p_video_lane_config;
		panelstruct->paneltiminginfo
			= &jdi_1080p_video_timing_info;
		panelstruct->panelresetseq
					 = &jdi_1080p_video_panel_reset_seq;
		panelstruct->backlightinfo = &jdi_1080p_video_backlight;
		pinfo->mipi.panel_cmds
			= jdi_1080p_video_on_command;
		pinfo->mipi.num_of_panel_cmds
			= JDI_1080P_VIDEO_ON_COMMAND;
		memcpy(phy_db->timing,
			jdi_1080p_video_timings, TIMING_SIZE);
		pinfo->mipi.signature = JDI_1080P_VIDEO_SIGNATURE;
		break;
	case GENERIC_720P_CMD_PANEL:
		panelstruct->paneldata    = &generic_720p_cmd_panel_data;
		panelstruct->panelres     = &generic_720p_cmd_panel_res;
		panelstruct->color        = &generic_720p_cmd_color;
		panelstruct->videopanel   = &generic_720p_cmd_video_panel;
		panelstruct->commandpanel = &generic_720p_cmd_command_panel;
		panelstruct->state        = &generic_720p_cmd_state;
		panelstruct->laneconfig   = &generic_720p_cmd_lane_config;
		panelstruct->paneltiminginfo
			= &generic_720p_cmd_timing_info;
		panelstruct->panelresetseq
					 = &generic_720p_cmd_reset_seq;
		panelstruct->backlightinfo = &generic_720p_cmd_backlight;
		pinfo->mipi.panel_cmds
			= generic_720p_cmd_on_command;
		pinfo->mipi.num_of_panel_cmds
			= GENERIC_720P_CMD_ON_COMMAND;
		memcpy(phy_db->timing,
			generic_720p_cmd_timings, TIMING_SIZE);
		pinfo->mipi.signature = GENERIC_720P_CMD_SIGNATURE;
		break;
	case JDI_QHD_DUALDSI_VIDEO_PANEL:
		panelstruct->paneldata    = &jdi_qhd_dualdsi_video_panel_data;
		panelstruct->panelres     = &jdi_qhd_dualdsi_video_panel_res;
		panelstruct->color        = &jdi_qhd_dualdsi_video_color;
		panelstruct->videopanel   = &jdi_qhd_dualdsi_video_video_panel;
		panelstruct->commandpanel = &jdi_qhd_dualdsi_video_command_panel;
		panelstruct->state        = &jdi_qhd_dualdsi_video_state;
		panelstruct->laneconfig   = &jdi_qhd_dualdsi_video_lane_config;
		panelstruct->paneltiminginfo
			= &jdi_qhd_dualdsi_video_timing_info;
		panelstruct->panelresetseq
					 = &jdi_qhd_dualdsi_video_reset_seq;
		panelstruct->backlightinfo = &jdi_qhd_dualdsi_video_backlight;
		pinfo->mipi.panel_cmds
			= jdi_qhd_dualdsi_video_on_command;
		pinfo->mipi.num_of_panel_cmds
			= JDI_QHD_DUALDSI_VIDEO_ON_COMMAND;
		memcpy(phy_db->timing,
			jdi_qhd_dualdsi_video_timings, TIMING_SIZE);
		break;
	case JDI_QHD_DUALDSI_CMD_PANEL:
		panelstruct->paneldata    = &jdi_qhd_dualdsi_cmd_panel_data;
		panelstruct->panelres     = &jdi_qhd_dualdsi_cmd_panel_res;
		panelstruct->color        = &jdi_qhd_dualdsi_cmd_color;
		panelstruct->videopanel   = &jdi_qhd_dualdsi_cmd_video_panel;
		panelstruct->commandpanel = &jdi_qhd_dualdsi_cmd_command_panel;
		panelstruct->state        = &jdi_qhd_dualdsi_cmd_state;
		panelstruct->laneconfig   = &jdi_qhd_dualdsi_cmd_lane_config;
		panelstruct->paneltiminginfo
			= &jdi_qhd_dualdsi_cmd_timing_info;
		panelstruct->panelresetseq
					 = &jdi_qhd_dualdsi_cmd_reset_seq;
		panelstruct->backlightinfo = &jdi_qhd_dualdsi_cmd_backlight;
		pinfo->mipi.panel_cmds
			= jdi_qhd_dualdsi_cmd_on_command;
		pinfo->mipi.num_of_panel_cmds
			= JDI_QHD_DUALDSI_CMD_ON_COMMAND;
		memcpy(phy_db->timing,
			jdi_qhd_dualdsi_cmd_timings, TIMING_SIZE);
		break;
	case UNKNOWN_PANEL:
		memset(panelstruct, 0, sizeof(struct panel_struct));
		memset(pinfo->mipi.panel_cmds, 0, sizeof(struct mipi_dsi_cmd));
		pinfo->mipi.num_of_panel_cmds = 0;
		memset(phy_db->timing, 0, TIMING_SIZE);
		pinfo->mipi.signature = 0;
		break;
	}
}

uint32_t oem_panel_max_auto_detect_panels()
{
	return target_panel_auto_detect_enabled() ?
			DISPLAY_MAX_PANEL_DETECTION : 0;
}

static uint32_t auto_pan_loop = 0;

bool oem_panel_select(const char *panel_name, struct panel_struct *panelstruct,
			struct msm_panel_info *pinfo,
			struct mdss_dsi_phy_ctrl *phy_db)
{
	uint32_t hw_id = board_hardware_id();
	uint32_t target_id = board_target_id();
	bool ret = true;
	int32_t panel_override_id;

	if (panel_name) {
		panel_override_id = panel_name_to_id(supp_panels,
				ARRAY_SIZE(supp_panels), panel_name);

		if (panel_override_id < 0) {
			dprintf(CRITICAL, "Not able to search the panel:%s\n",
					 panel_name + strspn(panel_name, " "));
		} else if (panel_override_id < UNKNOWN_PANEL) {
			/* panel override using fastboot oem command */
			panel_id = panel_override_id;

			dprintf(INFO, "OEM panel override:%s\n",
					panel_name + strspn(panel_name, " "));
			goto panel_init;
		}
	}

	switch (hw_id) {
	case HW_PLATFORM_MTP:
	case HW_PLATFORM_FLUID:
	case HW_PLATFORM_SURF:
		switch (auto_pan_loop) {
		case 0:
			panel_id = JDI_1080P_VIDEO_PANEL;
			break;
		case 1:
			panel_id = TOSHIBA_720P_VIDEO_PANEL;
			break;
		case 2:
			panel_id = GENERIC_720P_CMD_PANEL;
			break;
		default:
			panel_id = UNKNOWN_PANEL;
			ret = false;
			break;
		}
		auto_pan_loop++;
		break;
	case HW_PLATFORM_DRAGON:
		panel_id = SHARP_QHD_VIDEO_PANEL;
		break;
	default:
		dprintf(CRITICAL, "Display not enabled for %d HW type\n"
					, hw_id);
		return false;
	}

panel_init:
	init_panel_data(panelstruct, pinfo, phy_db);

	return ret;
}