DISP_STATUS DISP_UpdateScreen(UINT32 x, UINT32 y, UINT32 width, UINT32 height)
{
LCD_CHECK_RET(LCD_WaitForNotBusy());
if ((lcm_drv->update) &&
((lcm_params->type==LCM_TYPE_DBI) || ((lcm_params->type==LCM_TYPE_DSI) && (lcm_params->dsi.mode==CMD_MODE))))
{
lcm_drv->update(x, y, width, height);
}
LCD_CHECK_RET(LCD_SetRoiWindow(x, y, width, height));
LCD_CHECK_RET(LCD_FBSetStartCoord(x, y));
LCD_CHECK_RET(LCD_StartTransfer(FALSE));
if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode==CMD_MODE) {
DSI_clk_HS_mode(1);
DSI_CHECK_RET(DSI_EnableClk());
}
else if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode!=CMD_MODE) {
DSI_clk_HS_mode(1);
DPI_CHECK_RET(DPI_EnableClk());
DSI_CHECK_RET(DSI_EnableClk());
}
return DISP_STATUS_OK;
}
DPI_STATUS DPI_StartTransfer(bool isMutexLocked)
{
// needStartDSI = 1: For command mode or the first time of video mode.
// After the first time of video mode. Configuration is applied in ConfigurationUpdateTask.
extern struct mutex OverlaySettingMutex;
MMProfileLogMetaStringEx(MTKFB_MMP_Events.Debug, MMProfileFlagPulse, isMutexLocked, 0, "StartTransfer");
if (!isMutexLocked)
disp_path_get_mutex();
mutex_lock(&OverlaySettingMutex);
LCD_CHECK_RET(LCD_ConfigOVL());
// Insert log for trigger point.
DBG_OnTriggerLcd();
// To trigger frame update.
DPI_EnableClk();
mutex_unlock(&OverlaySettingMutex);
if (!isMutexLocked)
disp_path_release_mutex();
return DPI_STATUS_OK;
}
UINT32 mt65xx_disp_get_lcd_time(void)
{
#if 0
UINT32 time0, time1, lcd_time;
mt65xx_disp_update(0, 0, CFG_DISPLAY_WIDTH, CFG_DISPLAY_HEIGHT);
LCD_CHECK_RET(LCD_WaitForNotBusy());
time0 = gpt4_tick2time_us(gpt4_get_current_tick());
LCD_CHECK_RET(LCD_StartTransfer(FALSE));
if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode==CMD_MODE) {
DSI_clk_HS_mode(1);
DSI_CHECK_RET(DSI_EnableClk());
}
else if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode!=CMD_MODE) {
DSI_clk_HS_mode(1);
DPI_CHECK_RET(DPI_EnableClk());
DSI_CHECK_RET(DSI_EnableClk());
}
LCD_CHECK_RET(LCD_WaitForNotBusy());
time1 = gpt4_tick2time_us(gpt4_get_current_tick());
lcd_time = time1 - time0;
printf("lcd one %d \n", lcd_time);
if(0 != lcd_time)
return (100000000/lcd_time);
else
#endif
return (6000);
}
// protected by sem_flipping, sem_early_suspend, sem_overlay_buffer, sem_update_screen
static DISP_STATUS dsi_update_screen(BOOL isMuextLocked)
{
disp_drv_dsi_init_context();
DSI_CHECK_RET(DSI_enable_MIPI_txio(TRUE));
//DSI_CHECK_RET(DSI_handle_TE());
DSI_SetMode(lcm_params->dsi.mode);
#ifndef MT65XX_NEW_DISP
LCD_CHECK_RET(LCD_StartTransfer(FALSE, isMuextLocked));
#endif
if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode == CMD_MODE && !DDMS_capturing) {
//if(1 != lcm_params->dsi.compatibility_for_nvk)
if(1)
{
DSI_clk_HS_mode(1);
}
#ifndef MT65XX_NEW_DISP
DSI_CHECK_RET(DSI_Start());
#else
DSI_CHECK_RET(DSI_StartTransfer(isMuextLocked));
#endif
}
else if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode != CMD_MODE && !DDMS_capturing)
{
DSI_clk_HS_mode(1);
#ifndef MT65XX_NEW_DISP
DPI_CHECK_RET(DPI_EnableClk());
DSI_CHECK_RET(DSI_Start());
#else
DSI_CHECK_RET(DSI_StartTransfer(isMuextLocked));
#endif
#ifndef BUILD_UBOOT
is_video_mode_running = true;
if(lcm_params->dsi.noncont_clock)
DSI_set_noncont_clk(true, lcm_params->dsi.noncont_clock_period);
if(lcm_params->dsi.lcm_int_te_monitor)
DSI_set_int_TE(true, lcm_params->dsi.lcm_int_te_period);
#endif
}
if (DDMS_capturing)
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DSI", "[DISP] kernel - dsi_update_screen. DDMS is capturing. Skip one frame. \n");
return DISP_STATUS_OK;
}
static void init_dpi(BOOL isDpiPoweredOn)
{
const LCM_DPI_PARAMS *dpi = &(lcm_params->dpi);
UINT32 i;
DPI_CHECK_RET(DPI_Init(isDpiPoweredOn));
DPI_CHECK_RET(DPI_EnableSeqOutput(FALSE));
DPI_CHECK_RET(DPI_ConfigPixelClk((DPI_POLARITY)dpi->clk_pol,
dpi->dpi_clk_div, dpi->dpi_clk_duty));
DPI_CHECK_RET(DPI_ConfigDataEnable((DPI_POLARITY)dpi->de_pol));
DPI_CHECK_RET(DPI_ConfigHsync((DPI_POLARITY)dpi->hsync_pol,
dpi->hsync_pulse_width,
dpi->hsync_back_porch,
dpi->hsync_front_porch));
DPI_CHECK_RET(DPI_ConfigVsync((DPI_POLARITY)dpi->vsync_pol,
dpi->vsync_pulse_width,
dpi->vsync_back_porch,
dpi->vsync_front_porch));
#ifdef MT65XX_NEW_DISP
DPI_CHECK_RET(DPI_ConfigLVDS(lcm_params));
#endif
DPI_CHECK_RET(DPI_FBSetSize(DISP_GetScreenWidth(), DISP_GetScreenHeight()));
for (i = 0; i < dpi->intermediat_buffer_num; ++ i)
{
DPI_CHECK_RET(DPI_FBSetAddress(DPI_FB_0 + i, s_tmpBuffers[i].pa));
DPI_CHECK_RET(DPI_FBSetPitch(DPI_FB_0 + i, s_tmpBuffers[i].pitchInBytes));
DPI_CHECK_RET(DPI_FBEnable(DPI_FB_0 + i, TRUE));
}
DPI_CHECK_RET(DPI_FBSetFormat(dpiTmpBufFormat));
DPI_CHECK_RET(DPI_FBSyncFlipWithLCD(TRUE));
if (LCM_COLOR_ORDER_BGR == dpi->rgb_order) {
DPI_CHECK_RET(DPI_SetRGBOrder(DPI_RGB_ORDER_RGB, DPI_RGB_ORDER_BGR));
} else {
DPI_CHECK_RET(DPI_SetRGBOrder(DPI_RGB_ORDER_RGB, DPI_RGB_ORDER_RGB));
}
DPI_CHECK_RET(DPI_EnableClk());
}
static DISP_STATUS dpi_enable_power(BOOL enable)
{
if (enable) {
DPI_CHECK_RET(DPI_PowerOn());
init_mipi_pll();//for MT6573 and later chip, Must re-init mipi pll for dpi, because pll register have located in
//MMSYS1 except MT6516
init_io_pad();
LCD_CHECK_RET(LCD_PowerOn());
DPI_CHECK_RET(DPI_EnableClk());
} else {
DPI_CHECK_RET(DPI_DisableClk());
DPI_CHECK_RET(DPI_PowerOff());
LCD_CHECK_RET(LCD_PowerOff());
DPI_mipi_switch(false);
}
return DISP_STATUS_OK;
}
// protected by sem_flipping, sem_early_suspend, sem_overlay_buffer, sem_update_screen
static DISP_STATUS dsi_update_screen(void)
{
disp_drv_dsi_init_context();
DSI_CHECK_RET(DSI_enable_MIPI_txio(TRUE));
//DSI_CHECK_RET(DSI_handle_TE());
DSI_SetMode(lcm_params->dsi.mode);
LCD_CHECK_RET(LCD_StartTransfer(FALSE));
if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode == CMD_MODE && !DDMS_capturing) {
DSI_clk_HS_mode(1);
DSI_CHECK_RET(DSI_EnableClk());
}
else if (lcm_params->type==LCM_TYPE_DSI && lcm_params->dsi.mode != CMD_MODE && !DDMS_capturing)
{
#ifndef BUILD_UBOOT
spin_lock(&g_handle_esd_lock);
#endif
DSI_clk_HS_mode(1);
DPI_CHECK_RET(DPI_EnableClk());
DSI_CHECK_RET(DSI_EnableClk());
#ifndef BUILD_UBOOT
dsi_vdo_streaming = true;
if(lcm_params->dsi.noncont_clock)
DSI_set_noncont_clk(true, lcm_params->dsi.noncont_clock_period);
if(lcm_params->dsi.lcm_int_te_monitor)
DSI_set_int_TE(true, lcm_params->dsi.lcm_int_te_period);
spin_unlock(&g_handle_esd_lock);
#endif
}
if (DDMS_capturing)
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DSI", "[DISP] kernel - dsi_update_screen. DDMS is capturing. Skip one frame. \n");
return DISP_STATUS_OK;
}
static void init_dpi(BOOL isDpiPoweredOn)
{
const LCM_DPI_PARAMS *dpi = &(lcm_params->dpi);
UINT32 i;
DPI_CHECK_RET(DPI_Init(isDpiPoweredOn));
DPI_CHECK_RET(DPI_ConfigHsync((DPI_POLARITY)dpi->hsync_pol,
dpi->hsync_pulse_width,
dpi->hsync_back_porch,
dpi->hsync_front_porch));
DPI_CHECK_RET(DPI_ConfigVsync((DPI_POLARITY)dpi->vsync_pol,
dpi->vsync_pulse_width,
dpi->vsync_back_porch,
dpi->vsync_front_porch));
DPI_CHECK_RET(DPI_FBSetSize(DISP_GetScreenWidth(), DISP_GetScreenHeight()));
DPI_CHECK_RET(DPI_OutputSetting());
DPI_CHECK_RET(DPI_EnableClk());
}
static irqreturn_t _DPI_InterruptHandler(int irq, void *dev_id)
{
static int counter = 0;
DPI_REG_INTERRUPT status = DPI_REG->INT_STATUS;
// if (status.FIFO_EMPTY) ++ counter;
if(status.VSYNC)
{
if(dpiIntCallback)
dpiIntCallback(DISP_DPI_VSYNC_INT);
#ifndef BUILD_UBOOT
if(atomic_read(&wait_dpi_vsync)){
if(-1 != hrtimer_try_to_cancel(&hrtimer_vsync_dpi)){
atomic_set(&wait_dpi_vsync, 0);
atomic_set(&dpi_vsync, 1);
wake_up_interruptible(&_vsync_wait_queue_dpi);
hrtimer_start(&hrtimer_vsync_dpi, ktime_set(0, VSYNC_US_TO_NS(vsync_timer_dpi)), HRTIMER_MODE_REL);
}
}
#endif
}
if (status.VSYNC && counter) {
DISP_LOG_PRINT(ANDROID_LOG_ERROR, "DPI", "[Error] DPI FIFO is empty, "
"received %d times interrupt !!!\n", counter);
counter = 0;
}
if (status.FIFO_EMPTY)
{
int need_reset = 0;
unsigned long long temp = sched_clock();
unsigned int debug_while_loop_cnt = 0;
volatile unsigned int dsi_state = INREG32(DSI_BASE+0x154);
if((dsi_state & 0x1ff) == 0x80)
{
auto_sync_reset_count++;
if(auto_sync_reset_count == 10)
{
auto_sync_reset_count = 0;
need_reset = 2;
}
}
else
{
auto_sync_reset_count = 0;
}
//printk("gmce,0x%08x, %d\n",(INREG32(DSI_BASE+0x154))&0x1ff, (unsigned int)(temp - last_fifo_empty_stamp));
if(_fifo_empty_monitor_insert((unsigned int)(temp - last_fifo_empty_stamp)))
{
need_reset = 1;
}
last_fifo_empty_stamp = temp;
if(need_reset)
{
unsigned int mode, suspend;
mode = DSI_GetMode();
suspend = DISP_GetSuspendMode();
if ((mode != CMD_MODE) && !suspend)
{
DPI_DisableClk();
#if 0
while(1)
{
debug_while_loop_cnt++;
dsi_state = INREG32(DSI_BASE+0x154);
if((dsi_state &0x1ff) == 0x100) break;
if(debug_while_loop_cnt > 0x1000000)
{
printk("FATAL Error!! dsi in vact when dpi fifo empty, and can't into vfp until 0x100000 loops!!\n");
}
}
#endif
DSI_clk_HS_mode(0);
DSI_SetMode(CMD_MODE);
DSI_Reset();
DSI_SetMode(SYNC_PULSE_VDO_MODE);
DSI_clk_HS_mode(1);
DPI_EnableClk();
DSI_EnableClk();
}
printk("[DSI/DPI]reset[%d] mode[%d], suspend[%d]\n", need_reset, mode, suspend);
need_reset = 0;
}
}
_DPI_LogRefreshRate(status);
OUTREG32(&DPI_REG->INT_STATUS, 0);
return IRQ_HANDLED;
}
/* Will only be used in hdmi_drv_init(), this means that will only be use in ioctl(MTK_HDMI_AUDIO_VIDEO_ENABLE) */
/*static*/ void hdmi_dpi_config_clock(void)
{
int ret = 0;
RET_VOID_IF(p->output_mode == HDMI_OUTPUT_MODE_DPI_BYPASS);
ret = enable_pll(TVDPLL, "HDMI");
if(ret)
{
HDMI_LOG("enable_pll fail!!\n");
}
printk("[hdmi]720p 60Hz\n");
//ret = pll_fsel(TVDPLL, 0x800B6C4E);
OUTREG32(TVDPLL_CON1, 0x800B6C4E); //148.5MHz
OUTREG32(TVDPLL_CON0, 0x80000081);
//OUTREG32(TVDPLL_CON0, 0x80000081);
//OUTREG32(DISPSYS_BASE+0x038, 0x1); // rdma0_out_sel, 2 for DPI0
//OUTREG32(DISPSYS_BASE+0x05c, 0x1); // DPI0_SEL, 0 is from rdma0
ASSERT(!ret);
clk_pol = HDMI_POLARITY_FALLING;
de_pol = HDMI_POLARITY_RISING;
hsync_pol = HDMI_POLARITY_RISING;
vsync_pol = HDMI_POLARITY_RISING;;
hsync_front_porch = 110;
hsync_pulse_width = 40;
hsync_back_porch = 220;
vsync_front_porch = 5;
vsync_pulse_width = 5;
vsync_back_porch = 20;
dpi_clk_div = 2;
dpi_clk_duty = 1;
rgb_order = hdmi_params->rgb_order;
intermediat_buffer_num = 4;
// dpi clock configuration using MIPITX
//if(hdmi_params->dpi_port == HDMI_DPI_OUTPUT_PORT_0)
{
DPI_CHECK_RET(DPI_Init(FALSE));
DPI_CHECK_RET(DPI_ConfigPixelClk(clk_pol, dpi_clk_div, dpi_clk_duty));
DPI_CHECK_RET(DPI_ConfigDataEnable(de_pol));
DPI_CHECK_RET(DPI_ConfigHsync(hsync_pol, hsync_pulse_width, hsync_back_porch, hsync_front_porch));
DPI_CHECK_RET(DPI_ConfigVsync(vsync_pol, vsync_pulse_width, vsync_back_porch, vsync_front_porch));
DPI_CHECK_RET(DPI_FBSetSize(1280, 720));
//if (LCM_COLOR_ORDER_BGR == rgb_order)
if (HDMI_COLOR_ORDER_BGR == rgb_order)
{
DPI_CHECK_RET(DPI_SetRGBOrder(DPI_RGB_ORDER_RGB, DPI_RGB_ORDER_BGR));
}
else
{
DPI_CHECK_RET(DPI_SetRGBOrder(DPI_RGB_ORDER_RGB, DPI_RGB_ORDER_RGB));
}
//DPI_Internal_Pattern(1, 5);
DPI_CHECK_RET(DPI_EnableClk());
p->is_clock_on = true;
}
}
