blob: 9254a789120f678e8c931368dc1827c4896deb60 [file] [log] [blame]
/* Copyright (c) 2012-2013, 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 "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* 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 <msm_panel.h>
#include <mdp4.h>
#include <mipi_dsi.h>
#include <boot_stats.h>
#ifndef DISPLAY_TYPE_HDMI
static int hdmi_dtv_init(void)
{
return 0;
}
static int hdmi_dtv_on(void)
{
return 0;
}
static int hdmi_msm_turn_on(void)
{
return 0;
}
#endif
static struct msm_fb_panel_data *panel;
extern int lvds_on(struct msm_fb_panel_data *pdata);
static int msm_fb_alloc(struct fbcon_config *fb)
{
if (fb == NULL)
return ERROR;
if (fb->base == NULL)
fb->base = memalign(4096, fb->width
* fb->height
* (fb->bpp / 8));
if (fb->base == NULL)
return ERROR;
return NO_ERROR;
}
int msm_display_config()
{
int ret = NO_ERROR;
int mdp_rev;
struct msm_panel_info *pinfo;
if (!panel)
return ERR_INVALID_ARGS;
pinfo = &(panel->panel_info);
/* Set MDP revision */
mdp_set_revision(panel->mdp_rev);
switch (pinfo->type) {
case LVDS_PANEL:
dprintf(INFO, "Config LVDS_PANEL.\n");
ret = mdp_lcdc_config(pinfo, &(panel->fb));
if (ret)
goto msm_display_config_out;
break;
case MIPI_VIDEO_PANEL:
dprintf(INFO, "Config MIPI_VIDEO_PANEL.\n");
mdp_rev = mdp_get_revision();
if (mdp_rev == MDP_REV_50 || mdp_rev == MDP_REV_304)
ret = mdss_dsi_config(panel);
else
ret = mipi_config(panel);
if (ret)
goto msm_display_config_out;
if (pinfo->early_config)
ret = pinfo->early_config((void *)pinfo);
ret = mdp_dsi_video_config(pinfo, &(panel->fb));
if (ret)
goto msm_display_config_out;
break;
case MIPI_CMD_PANEL:
dprintf(INFO, "Config MIPI_CMD_PANEL.\n");
if (mdp_get_revision() == MDP_REV_50)
ret = mdss_dsi_config(panel);
else
ret = mipi_config(panel);
if (ret)
goto msm_display_config_out;
ret = mdp_dsi_cmd_config(pinfo, &(panel->fb));
if (ret)
goto msm_display_config_out;
break;
case LCDC_PANEL:
dprintf(INFO, "Config LCDC PANEL.\n");
ret = mdp_lcdc_config(pinfo, &(panel->fb));
if (ret)
goto msm_display_config_out;
break;
case HDMI_PANEL:
dprintf(INFO, "Config HDMI PANEL.\n");
ret = hdmi_dtv_init();
if (ret)
goto msm_display_config_out;
break;
default:
return ERR_INVALID_ARGS;
};
if (pinfo->config)
ret = pinfo->config((void *)pinfo);
msm_display_config_out:
return ret;
}
int msm_display_on()
{
int ret = NO_ERROR;
struct msm_panel_info *pinfo;
if (!panel)
return ERR_INVALID_ARGS;
bs_set_timestamp(BS_SPLASH_SCREEN_DISPLAY);
pinfo = &(panel->panel_info);
switch (pinfo->type) {
case LVDS_PANEL:
dprintf(INFO, "Turn on LVDS PANEL.\n");
ret = mdp_lcdc_on(panel);
if (ret)
goto msm_display_on_out;
ret = lvds_on(panel);
if (ret)
goto msm_display_on_out;
break;
case MIPI_VIDEO_PANEL:
dprintf(INFO, "Turn on MIPI_VIDEO_PANEL.\n");
ret = mdp_dsi_video_on();
if (ret)
goto msm_display_on_out;
ret = mipi_dsi_on();
if (ret)
goto msm_display_on_out;
break;
case MIPI_CMD_PANEL:
dprintf(INFO, "Turn on MIPI_CMD_PANEL.\n");
ret = mdp_dma_on();
if (ret)
goto msm_display_on_out;
if (mdp_get_revision() != MDP_REV_50) {
ret = mipi_cmd_trigger();
if (ret)
goto msm_display_on_out;
}
break;
case LCDC_PANEL:
dprintf(INFO, "Turn on LCDC PANEL.\n");
ret = mdp_lcdc_on(panel);
if (ret)
goto msm_display_on_out;
break;
case HDMI_PANEL:
dprintf(INFO, "Turn on HDMI PANEL.\n");
ret = hdmi_dtv_on();
if (ret)
goto msm_display_on_out;
ret = hdmi_msm_turn_on();
if (ret)
goto msm_display_on_out;
break;
default:
return ERR_INVALID_ARGS;
};
if (pinfo->on)
ret = pinfo->on();
msm_display_on_out:
return ret;
}
int msm_display_init(struct msm_fb_panel_data *pdata)
{
int ret = NO_ERROR;
panel = pdata;
if (!panel) {
ret = ERR_INVALID_ARGS;
goto msm_display_init_out;
}
/* Turn on panel */
if (pdata->power_func)
ret = pdata->power_func(1);
if (ret)
goto msm_display_init_out;
/* Enable clock */
if (pdata->clk_func)
ret = pdata->clk_func(1);
/* Only enabled for auto PLL calculation */
if (pdata->pll_clk_func)
ret = pdata->pll_clk_func(1, &(panel->panel_info));
if (ret)
goto msm_display_init_out;
ret = msm_fb_alloc(&(panel->fb));
if (ret)
goto msm_display_init_out;
fbcon_setup(&(panel->fb));
display_image_on_screen();
ret = msm_display_config();
if (ret)
goto msm_display_init_out;
ret = msm_display_on();
if (ret)
goto msm_display_init_out;
msm_display_init_out:
return ret;
}
int msm_display_off()
{
int ret = NO_ERROR;
struct msm_panel_info *pinfo;
if (!panel)
return ERR_INVALID_ARGS;
pinfo = &(panel->panel_info);
switch (pinfo->type) {
case LVDS_PANEL:
dprintf(INFO, "Turn off LVDS PANEL.\n");
mdp_lcdc_off();
break;
case MIPI_VIDEO_PANEL:
dprintf(INFO, "Turn off MIPI_VIDEO_PANEL.\n");
ret = mdp_dsi_video_off();
if (ret)
goto msm_display_off_out;
ret = mipi_dsi_off(pinfo);
if (ret)
goto msm_display_off_out;
break;
case MIPI_CMD_PANEL:
dprintf(INFO, "Turn off MIPI_CMD_PANEL.\n");
ret = mdp_dsi_cmd_off();
if (ret)
goto msm_display_off_out;
ret = mipi_dsi_off(pinfo);
if (ret)
goto msm_display_off_out;
break;
case LCDC_PANEL:
dprintf(INFO, "Turn off LCDC PANEL.\n");
mdp_lcdc_off();
break;
default:
return ERR_INVALID_ARGS;
};
if (target_cont_splash_screen()) {
dprintf(INFO, "Continuous splash enabled, keeping panel alive.\n");
return NO_ERROR;
}
if (pinfo->off)
ret = pinfo->off();
/* Disable clock */
if (panel->clk_func)
ret = panel->clk_func(0);
/* Only for AUTO PLL calculation */
if (panel->pll_clk_func)
ret = panel->pll_clk_func(0, pinfo);
if (ret)
goto msm_display_off_out;
/* Disable panel */
if (panel->power_func)
ret = panel->power_func(0);
msm_display_off_out:
return ret;
}