C++ (Cpp) v_W0W1_POSITION_SWAP Examples

Example #1

File: rk30_lcdc.c Project: cubelibre/rk3188-kernel

/***********************************
overlay manager
swap:1 win0 on the top of win1
        0 win1 on the top of win0
set  : 1 set overlay 
        0 get overlay state
************************************/
static int rk30_lcdc_ovl_mgr(struct rk_lcdc_device_driver *dev_drv,int swap,bool set)
{
	struct rk30_lcdc_device *lcdc_dev = container_of(dev_drv,struct rk30_lcdc_device,driver);
	int ovl;
	spin_lock(&lcdc_dev->reg_lock);
	if(lcdc_dev->clk_on)
	{
		if(set)  //set overlay
		{
			lcdc_msk_reg(lcdc_dev,DSP_CTRL0,m_W0W1_POSITION_SWAP,v_W0W1_POSITION_SWAP(swap));
			lcdc_writel(lcdc_dev, REG_CFG_DONE, 0x01);
			lcdc_cfg_done(lcdc_dev);
			ovl = swap;
		}
		else  //get overlay
		{
			ovl = lcdc_read_bit(lcdc_dev,DSP_CTRL0,m_W0W1_POSITION_SWAP);
		}
	}
	else
	{
		ovl = -EPERM;
	}
	spin_unlock(&lcdc_dev->reg_lock);

	return ovl;
}

Example #2

File: rk3066b_lcdc.c Project: avila-devlogic/D33_KK_Kernel

/***********************************
overlay manager
swap:1 win0 on the top of win1
        0 win1 on the top of win0
set  : 1 set overlay 
        0 get overlay state
************************************/
static int rk3066b_lcdc_ovl_mgr(struct rk_lcdc_device_driver *dev_drv,int swap,bool set)
{
	struct rk3066b_lcdc_device *lcdc_dev = container_of(dev_drv,struct rk3066b_lcdc_device,driver);
	int ovl;
	spin_lock(&lcdc_dev->reg_lock);
	if(lcdc_dev->clk_on)
	{
		if(set)  //set overlay
		{
			LcdMskReg(lcdc_dev,DSP_CTRL0,m_W0W1_POSITION_SWAP,v_W0W1_POSITION_SWAP(swap));
			LcdWrReg(lcdc_dev, REG_CFG_DONE, 0x01);
			LCDC_REG_CFG_DONE();
			ovl = swap;
		}
		else  //get overlay
		{
			ovl = LcdReadBit(lcdc_dev,DSP_CTRL0,m_W0W1_POSITION_SWAP);
		}
	}
	else
	{
		ovl = -EPERM;
	}
	spin_unlock(&lcdc_dev->reg_lock);

	return ovl;
}