C++ (Cpp) flite_hw_set_dma_windowの例

コード例 #1

/* Must be called  with fimc.slock spinlock held. */
static void fimc_lite_config_update(struct fimc_lite *fimc)
{
	flite_hw_set_window_offset(fimc, &fimc->inp_frame);
	flite_hw_set_dma_window(fimc, &fimc->out_frame);
	flite_hw_set_test_pattern(fimc, fimc->test_pattern->val);
	clear_bit(ST_FLITE_CONFIG, &fimc->state);
}

コード例 #2

ファイル: fimc-lite-reg.c プロジェクト: ARMWorks/FA_2451_Linux_Kernel

/* Enable/disable output DMA, set output pixel size and offsets (composition) */
void flite_hw_set_output_dma(struct fimc_lite *dev, struct flite_frame *f,
			     bool enable)
{
	u32 cfg = readl(dev->regs + FLITE_REG_CIGCTRL);

	if (!enable) {
		cfg |= FLITE_REG_CIGCTRL_ODMA_DISABLE;
		writel(cfg, dev->regs + FLITE_REG_CIGCTRL);
		return;
	}

	cfg &= ~FLITE_REG_CIGCTRL_ODMA_DISABLE;
	writel(cfg, dev->regs + FLITE_REG_CIGCTRL);

	flite_hw_set_out_order(dev, f);
	flite_hw_set_dma_window(dev, f);
}