// protected by sem_early_suspend
DISP_STATUS dsi_capture_framebuffer(UINT32 pvbuf, UINT32 bpp)
{
DSI_CHECK_RET(DSI_WaitForNotBusy());
DDMS_capturing=1;
if(lcm_params->dsi.mode == CMD_MODE)
{
LCD_CHECK_RET(LCD_EnableDCtoDsi(FALSE));
#ifndef MT65XX_NEW_DISP
LCD_CHECK_RET(LCD_Capture_Framebuffer(pvbuf, bpp));
#else
DSI_CHECK_RET(DSI_Capture_Framebuffer(pvbuf, bpp, true));//cmd mode
#endif
}
else
{
#ifndef MT65XX_NEW_DISP
DPI_CHECK_RET(DPI_Capture_Framebuffer(pvbuf, bpp));
#else
DSI_CHECK_RET(DSI_Capture_Framebuffer(pvbuf, bpp, false));//video mode
#endif
}
if(lcm_params->dsi.mode == CMD_MODE)
{
LCD_CHECK_RET(LCD_EnableDCtoDsi(TRUE));
}
DDMS_capturing=0;
return DISP_STATUS_OK;
}
// protected by sem_early_suspend
DISP_STATUS dsi_capture_framebuffer(UINT32 pvbuf, UINT32 bpp)
{
DSI_CHECK_RET(DSI_WaitForNotBusy());
DDMS_capturing=1;
if(lcm_params->dsi.mode == CMD_MODE)
{
LCD_CHECK_RET(LCD_EnableDCtoDsi(FALSE));
LCD_CHECK_RET(LCD_Capture_Framebuffer(pvbuf, bpp));
}
else
{
DPI_CHECK_RET(DPI_Capture_Framebuffer(pvbuf, bpp));
}
if(lcm_params->dsi.mode == CMD_MODE)
{
LCD_CHECK_RET(LCD_EnableDCtoDsi(TRUE));
}
DDMS_capturing=0;
return DISP_STATUS_OK;
}
static ssize_t layer_debug_read(struct file *file,
char __user *ubuf, size_t count, loff_t *ppos)
{
int ret;
MTKFB_LAYER_DBG_OPTIONS *dbgopt = (MTKFB_LAYER_DBG_OPTIONS *)file->private_data;
UINT32 aligned_buffer;
if(dbgopt->working_buf == 0)
{
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DBG", "No working buffer is available \n");
return 0;
}
///if LCD layer is enabled
if(!LCD_IsLayerEnable(dbgopt->layer_index))
{
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DBG", "The layer %d is not enabled \n", dbgopt->layer_index);
return 0;
}
aligned_buffer = (dbgopt->working_buf + 32) & 0xFFFFFFC0;
if(*ppos == 0)
{
extern struct semaphore sem_flipping;
extern struct semaphore sem_early_suspend;
extern struct semaphore sem_update_screen;
extern BOOL is_early_suspended;
ret = down_interruptible(&sem_flipping);
ret = down_interruptible(&sem_early_suspend);
if (is_early_suspended) {
up(&sem_early_suspend);
up(&sem_flipping);
return 0;
}
ret = down_interruptible(&sem_update_screen);
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DBG", "This is layer %d capturing \n", dbgopt->layer_index);
DISP_LOG_PRINT(ANDROID_LOG_INFO, "DBG", "This layer width:%d , height:%d\n", LCD_REG->LAYER[dbgopt->layer_index].SIZE.WIDTH, LCD_REG->LAYER[dbgopt->layer_index].SIZE.HEIGHT);
if(lcm_params->type == LCM_TYPE_DSI && lcm_params->dsi.mode == CMD_MODE)
{
DSI_CHECK_RET(DSI_WaitForNotBusy());
LCD_CHECK_RET(LCD_EnableDCtoDsi(FALSE));
}
LCD_Capture_Layerbuffer(dbgopt->layer_index,aligned_buffer,16);
if(lcm_params->type == LCM_TYPE_DSI && lcm_params->dsi.mode == CMD_MODE)
{
LCD_CHECK_RET(LCD_EnableDCtoDsi(TRUE));
}
up(&sem_update_screen);
up(&sem_early_suspend);
up(&sem_flipping);
}
return simple_read_from_buffer(ubuf, count, ppos, (void *)aligned_buffer, DISP_GetScreenWidth()*DISP_GetScreenHeight()*2);
}