DAL_STATUS DAL_LowMemoryOff(void)
{
UINT32 BG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_BG_COLOR, DAL_BG_COLOR);
DAL_LOG("Enter DAL_LowMemoryOff()\n");
DAL_CHECK_MFC_RET(MFC_SetMem(mfc_handle, low_memory_msg, BG_COLOR));
if (LCD_STATE_POWER_OFF == LCD_GetState()) {
dal_disable_when_resume_lowmemory = TRUE;
goto End;
}
//what about LCM_PHYSICAL_ROTATION = 180
if(!dal_shown){// only low memory assert shown on screen
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, FALSE));
DAL_CHECK_LCD_RET(LCD_LayerSetOffset(ASSERT_LAYER, 0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetWindowOffset(ASSERT_LAYER, 0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetSize(ASSERT_LAYER,
DAL_WIDTH,
DAL_HEIGHT));
}
/*
DAL_CHECK_DISP_RET(DISP_UpdateScreen(0, 0,
DAL_WIDTH,
DAL_HEIGHT));
*/
End:
dal_lowMemory_shown = FALSE;
DAL_LOG("Leave DAL_LowMemoryOff()\n");
return DAL_STATUS_OK;
}
DAL_STATUS DAL_Printf(const char *fmt, ...)
{
va_list args;
uint i;
DAL_STATUS ret = DAL_STATUS_OK;
if (NULL == mfc_handle)
return DAL_STATUS_NOT_READY;
if (NULL == fmt)
return DAL_STATUS_INVALID_ARGUMENT;
DAL_LOCK();
va_start (args, fmt);
i = vsprintf(dal_print_buffer, fmt, args);
BUG_ON(i>=ARRAY_SIZE(dal_print_buffer));
va_end (args);
DAL_CHECK_MFC_RET(MFC_Print(mfc_handle, dal_print_buffer));
flush_cache_all();
if (LCD_STATE_POWER_OFF == LCD_GetState()) {
ret = DAL_STATUS_LCD_IN_SUSPEND;
dal_enable_when_resume = TRUE;
goto End;
}
if (!dal_shown) {
DAL_CHECK_LCD_RET(LCD_LayerSetWindowOffset(ASSERT_LAYER,0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetOffset(ASSERT_LAYER, 0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetSize(ASSERT_LAYER,
DAL_WIDTH,
DAL_HEIGHT));
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, TRUE));
dal_shown = TRUE;
}
DAL_CHECK_DISP_RET(DISP_UpdateScreen(0, 0,
DAL_WIDTH,
DAL_HEIGHT));
End:
DAL_UNLOCK();
return ret;
}
static DAL_STATUS Show_LowMemory(void)
{
UINT32 update_width, update_height;
MFC_CONTEXT *ctxt = (MFC_CONTEXT *)mfc_handle;
if(!dal_shown){//only need show lowmemory assert
update_width = ctxt->font_width * strlen(low_memory_msg);
update_height = ctxt->font_height;
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DAL", "update size:%d,%d",update_width, update_height);
DAL_CHECK_LCD_RET(LCD_LayerSetOffset(ASSERT_LAYER, DAL_WIDTH - update_width,0));
DAL_CHECK_LCD_RET(LCD_LayerSetWindowOffset(ASSERT_LAYER, DAL_WIDTH - update_width,0));
DAL_CHECK_LCD_RET(LCD_LayerSetSize(ASSERT_LAYER,
update_width,update_height));
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, TRUE));
}
/*
if(!dal_lowMemory_shown)
DAL_CHECK_DISP_RET(DISP_UpdateScreen(0, 0,
DAL_WIDTH,
DAL_HEIGHT));
*/
return DAL_STATUS_OK;
}
DAL_STATUS DAL_Clean(void)
{
const UINT32 BG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_BG_COLOR, DAL_BG_COLOR);
DAL_STATUS ret = DAL_STATUS_OK;
UINT32 i, *ptr;
if (NULL == mfc_handle)
return DAL_STATUS_NOT_READY;
// if (LCD_STATE_POWER_OFF == LCD_GetState())
// return DAL_STATUS_LCD_IN_SUSPEND;
DAL_LOCK();
DAL_CHECK_MFC_RET(MFC_ResetCursor(mfc_handle));
ptr = (UINT32 *)dal_fb_addr;
for(i = 0; i < DAL_GetLayerSize() / sizeof(UINT32); ++ i) {
*ptr ++ = BG_COLOR;
}
if (LCD_STATE_POWER_OFF == LCD_GetState()) {
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DAL", "dal_clean in power off\n");
dal_disable_when_resume = TRUE;
ret = DAL_STATUS_LCD_IN_SUSPEND;
goto End;
}
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, FALSE));
dal_shown = FALSE;
#ifdef DAL_LOWMEMORY_ASSERT
if (dal_lowMemory_shown) {//only need show lowmemory assert
UINT32 LOWMEMORY_FG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_LOWMEMORY_FG_COLOR, DAL_LOWMEMORY_FG_COLOR);
UINT32 LOWMEMORY_BG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_LOWMEMORY_BG_COLOR, DAL_LOWMEMORY_BG_COLOR);
DAL_CHECK_MFC_RET(MFC_LowMemory_Printf(mfc_handle, low_memory_msg, LOWMEMORY_FG_COLOR, LOWMEMORY_BG_COLOR));
Show_LowMemory();
}
dal_enable_when_resume_lowmemory = FALSE;
dal_disable_when_resume_lowmemory = FALSE;
#endif
dal_disable_when_resume = FALSE;
End:
DAL_UNLOCK();
return ret;
}
DAL_STATUS DAL_Init(UINT32 layerVA, UINT32 layerPA)
{
dal_fb_addr = (void *)layerVA;
DAL_CHECK_MFC_RET(MFC_Open(&mfc_handle, dal_fb_addr,
DAL_WIDTH, DAL_HEIGHT, DAL_BPP,
DAL_FG_COLOR, DAL_BG_COLOR));
DAL_Clean();
DAL_CHECK_LCD_RET(LCD_LayerSetAddress(ASSERT_LAYER, layerPA));
DAL_CHECK_LCD_RET(LCD_LayerSetFormat(ASSERT_LAYER, DAL_FORMAT));
DAL_CHECK_LCD_RET(LCD_LayerSetAlphaBlending(ASSERT_LAYER, TRUE, 0x80));
DAL_CHECK_LCD_RET(LCD_LayerSetOffset(ASSERT_LAYER, 0, 0));
DAL_CHECK_LCD_RET(LCD_LayerSetSize(ASSERT_LAYER,
DAL_WIDTH,
DAL_HEIGHT));
DAL_CHECK_LCD_RET(LCD_LayerSetPitch(ASSERT_LAYER, DAL_WIDTH * DAL_BPP));
return DAL_STATUS_OK;
}
DAL_STATUS DAL_OnDispPowerOn(void)
{
DAL_LOCK();
/* Re-enable assertion layer when display resumes */
if (LCD_STATE_POWER_OFF != LCD_GetState()){
if(dal_enable_when_resume) {
dal_enable_when_resume = FALSE;
if (!dal_shown) {
DAL_CHECK_LCD_RET(LCD_LayerSetWindowOffset(ASSERT_LAYER,0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetOffset(ASSERT_LAYER, 0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetSize(ASSERT_LAYER,
DAL_WIDTH,
DAL_HEIGHT));
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, TRUE));
dal_shown = TRUE;
}
#ifdef DAL_LOWMEMORY_ASSERT
dal_enable_when_resume_lowmemory = FALSE;
dal_disable_when_resume_lowmemory = FALSE;
#endif
goto End;
}
else if(dal_disable_when_resume){
dal_disable_when_resume = FALSE;
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, FALSE));
dal_shown = FALSE;
#ifdef DAL_LOWMEMORY_ASSERT
if (dal_lowMemory_shown) {//only need show lowmemory assert
UINT32 LOWMEMORY_FG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_LOWMEMORY_FG_COLOR, DAL_LOWMEMORY_FG_COLOR);
UINT32 LOWMEMORY_BG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_LOWMEMORY_BG_COLOR, DAL_LOWMEMORY_BG_COLOR);
DAL_CHECK_MFC_RET(MFC_LowMemory_Printf(mfc_handle, low_memory_msg, LOWMEMORY_FG_COLOR, LOWMEMORY_BG_COLOR));
Show_LowMemory();
}
dal_enable_when_resume_lowmemory = FALSE;
dal_disable_when_resume_lowmemory = FALSE;
#endif
goto End;
}
#ifdef DAL_LOWMEMORY_ASSERT
if(dal_enable_when_resume_lowmemory){
dal_enable_when_resume_lowmemory = FALSE;
if(!dal_shown){//only need show lowmemory assert
Show_LowMemory();
}
}
else if(dal_disable_when_resume_lowmemory){
if(!dal_shown){// only low memory assert shown on screen
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, FALSE));
DAL_CHECK_LCD_RET(LCD_LayerSetOffset(ASSERT_LAYER, 0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetWindowOffset(ASSERT_LAYER, 0,0));
DAL_CHECK_LCD_RET(LCD_LayerSetSize(ASSERT_LAYER,
DAL_WIDTH,
DAL_HEIGHT));
}
}
else{}
#endif
}
End:
DAL_UNLOCK();
return DAL_STATUS_OK;
}
DAL_STATUS DAL_Printf(const char *fmt, ...)
{
va_list args;
uint i;
DAL_STATUS ret = DAL_STATUS_OK;
//printk("[MTKFB_DAL] DAL_Printf mfc_handle=0x%08X, fmt=0x%08X\n", mfc_handle, fmt);
if (NULL == mfc_handle)
return DAL_STATUS_NOT_READY;
if (NULL == fmt)
return DAL_STATUS_INVALID_ARGUMENT;
DAL_LOCK();
va_start (args, fmt);
i = vsprintf(dal_print_buffer, fmt, args);
BUG_ON(i>=ARRAY_SIZE(dal_print_buffer));
va_end (args);
DAL_CHECK_MFC_RET(MFC_Print(mfc_handle, dal_print_buffer));
flush_cache_all();
/*
if (LCD_STATE_POWER_OFF == LCD_GetState()) {
ret = DAL_STATUS_LCD_IN_SUSPEND;
dal_enable_when_resume = TRUE;
goto End;
}
*/
if (down_interruptible(&sem_early_suspend)) {
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DAL", "can't get semaphore in DAL_Printf()\n");
goto End;
}
#if 0
if(is_early_suspended){
up(&sem_early_suspend);
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DAL", "DAL_Printf in power off\n");
goto End;
}
#endif
up(&sem_early_suspend);
mutex_lock(&OverlaySettingMutex);
if (!dal_shown) {
dal_shown = TRUE;
}
//DAL enable, switch ui layer from default 3 to 2
if(isAEEEnabled==0)
{
printk("[DDP] isAEEEnabled from 0 to 1, ASSERT_LAYER=%d, dal_fb_pa %x\n",
ASSERT_LAYER, dal_fb_pa);
isAEEEnabled = 1;
DAL_CHECK_LCD_RET(LCD_Dynamic_Change_FB_Layer(isAEEEnabled)); // default_ui_ layer coniig to changed_ui_layer
DAL_CHECK_MFC_RET(MFC_Open(&mfc_handle, dal_fb_addr,
DAL_WIDTH, DAL_HEIGHT, DAL_BPP,
DAL_FG_COLOR, DAL_BG_COLOR));
//DAL_Clean();
DAL_CHECK_LCD_RET(LCD_LayerSetAddress(ASSERT_LAYER, dal_fb_pa));
DAL_CHECK_LCD_RET(LCD_LayerSetAlphaBlending(ASSERT_LAYER, TRUE, 0x80));
DAL_CHECK_LCD_RET(LCD_LayerSetPitch(ASSERT_LAYER, DAL_WIDTH * DAL_BPP));
cached_layer_config[ASSERT_LAYER].fmt= DAL_FORMAT;
cached_layer_config[ASSERT_LAYER].src_x = 0;
cached_layer_config[ASSERT_LAYER].src_y = 0;
cached_layer_config[ASSERT_LAYER].src_w = DAL_WIDTH;
cached_layer_config[ASSERT_LAYER].src_h = DAL_HEIGHT;
cached_layer_config[ASSERT_LAYER].dst_x = 0;
cached_layer_config[ASSERT_LAYER].dst_y = 0;
cached_layer_config[ASSERT_LAYER].dst_w = DAL_WIDTH;
cached_layer_config[ASSERT_LAYER].dst_h = DAL_HEIGHT;
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, TRUE));
printk("after AEE config LCD layer 3: \n");
LCD_Dump_Layer_Info();
}
atomic_set(&OverlaySettingDirtyFlag, 1);
atomic_set(&OverlaySettingApplied, 0);
mutex_unlock(&OverlaySettingMutex);
DAL_CHECK_DISP_RET(DISP_UpdateScreen(0, 0,
DAL_WIDTH,
DAL_HEIGHT));
End:
DAL_UNLOCK();
return ret;
}
DAL_STATUS DAL_Clean(void)
{
const UINT32 BG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_BG_COLOR, DAL_BG_COLOR);
DAL_STATUS ret = DAL_STATUS_OK;
UINT32 i, *ptr;
static int dal_clean_cnt = 0;
printk("[MTKFB_DAL] DAL_Clean\n");
if (NULL == mfc_handle)
return DAL_STATUS_NOT_READY;
// if (LCD_STATE_POWER_OFF == LCD_GetState())
// return DAL_STATUS_LCD_IN_SUSPEND;
DAL_LOCK();
DAL_CHECK_MFC_RET(MFC_ResetCursor(mfc_handle));
ptr = (UINT32 *)dal_fb_addr;
for(i = 0; i < DAL_GetLayerSize() / sizeof(UINT32); ++ i) {
*ptr ++ = BG_COLOR;
}
/*
if (LCD_STATE_POWER_OFF == LCD_GetState()) {
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DAL", "dal_clean in power off\n");
dal_disable_when_resume = TRUE;
ret = DAL_STATUS_LCD_IN_SUSPEND;
goto End;
}
*/
if (down_interruptible(&sem_early_suspend)) {
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DAL", "can't get semaphore in DAL_Clean()\n");
goto End;
}
//xuecheng, for debug
#if 0
if(is_early_suspended){
up(&sem_early_suspend);
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DAL", "dal_clean in power off\n");
goto End;
}
#endif
up(&sem_early_suspend);
mutex_lock(&OverlaySettingMutex);
//TODO: if dal_shown=false, and 3D enabled, mtkfb may disable UI layer, please modify 3D driver
if(isAEEEnabled==1)
{
DAL_CHECK_LCD_RET(LCD_LayerEnable(ASSERT_LAYER, FALSE));
// DAL disable, switch UI layer to default layer 3
printk("[DDP]* isAEEEnabled from 1 to 0, %d \n", dal_clean_cnt++);
isAEEEnabled = 0;
DAL_CHECK_LCD_RET(LCD_Dynamic_Change_FB_Layer(isAEEEnabled)); // restore UI layer to DEFAULT_UI_LAYER
}
dal_shown = FALSE;
#ifdef DAL_LOWMEMORY_ASSERT
if (dal_lowMemory_shown) {//only need show lowmemory assert
UINT32 LOWMEMORY_FG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_LOWMEMORY_FG_COLOR, DAL_LOWMEMORY_FG_COLOR);
UINT32 LOWMEMORY_BG_COLOR = MAKE_TWO_RGB565_COLOR(DAL_LOWMEMORY_BG_COLOR, DAL_LOWMEMORY_BG_COLOR);
DAL_CHECK_MFC_RET(MFC_LowMemory_Printf(mfc_handle, low_memory_msg, LOWMEMORY_FG_COLOR, LOWMEMORY_BG_COLOR));
Show_LowMemory();
}
dal_enable_when_resume_lowmemory = FALSE;
dal_disable_when_resume_lowmemory = FALSE;
#endif
dal_disable_when_resume = FALSE;
atomic_set(&OverlaySettingDirtyFlag, 1);
atomic_set(&OverlaySettingApplied, 0);
mutex_unlock(&OverlaySettingMutex);
DAL_CHECK_DISP_RET(DISP_UpdateScreen(0, 0,
DAL_WIDTH,
DAL_HEIGHT));
End:
DAL_UNLOCK();
return ret;
}
