C++ (Cpp) usb_read_hsdma_ctrlの例

コード例 #1

ファイル: musbhsdma.c プロジェクト: AudioGod/MediaTek-HelioX10-Kernel

u8 USB_DMA_status(u8 *pbDMAen, u8 *pbDMAdir)
{
	u8 bchannel;
	u8 bDMAen = 0;
	u8 bDMAdir = 0;

    #ifdef CONFIG_OF
	for (bchannel = 0; bchannel < MUSB_HSDMA_CHANNELS; bchannel++){
		bDMAen |= (usb_read_hsdma_ctrl(mtk_musb->mregs, bchannel) & 0x01) << bchannel;
		bDMAdir |= ((usb_read_hsdma_ctrl(mtk_musb->mregs, bchannel) & 0x02)>>1) << bchannel;
	}
    #else
    void __iomem *base = USB_BASE;
	for (bchannel = 0; bchannel < MUSB_HSDMA_CHANNELS; bchannel++){
		bDMAen |= (usb_read_hsdma_ctrl(base, bchannel) & 0x01) << bchannel;
		bDMAdir |= ((usb_read_hsdma_ctrl(base, bchannel) & 0x02)>>1) << bchannel;
	}
    #endif
	if (pbDMAen){
		*pbDMAen = bDMAen;
	}
	if (pbDMAdir){
		*pbDMAdir = bDMAdir;
	}
	if (bDMAen > 0)
		return 1;
	else
		return 0;
}

コード例 #2

ファイル: musbhsdma.c プロジェクト: Lesozav25/mtk_6572

u8 USB_DMA_status(u8 *pbDMAen, u8 *pbDMAdir)
{
	void __iomem *base = (void *)USB_BASE;
	u8 bchannel;
	u8 bDMAen = 0;
	u8 bDMAdir = 0;


	for (bchannel = 0; bchannel < MUSB_HSDMA_CHANNELS; bchannel++){
		bDMAen |= (usb_read_hsdma_ctrl(base, bchannel) & 0x01) << bchannel;
		bDMAdir |= ((usb_read_hsdma_ctrl(base, bchannel) & 0x02)>>1) << bchannel;
	}
	if (pbDMAen){
		*pbDMAen = bDMAen;
	}
	if (pbDMAdir){
		*pbDMAdir = bDMAdir;
	}
	if (bDMAen > 0)
		return 1;
	else
		return 0;
}