[PATCH v3 02/14] usb: dwc2: Add host controller driver

Jules Maselbas jmaselbas at kalray.eu
Wed Jul 22 05:21:06 EDT 2020


On Wed, Jul 22, 2020 at 11:18:39AM +0200, Ahmad Fatoum wrote:
> On 7/22/20 11:12 AM, Jules Maselbas wrote:
> > On Wed, Jul 22, 2020 at 08:36:25AM +0200, Ahmad Fatoum wrote:
> >> On 7/21/20 2:05 PM, Jules Maselbas wrote:
> >>> +static int transfer_chunk(struct dwc2 *dwc2, u8 hc,
> >>> +			  u8 *pid, int in, void *buffer, int num_packets,
> >>> +			  int xfer_len, int *actual_len, int odd_frame)
> >>> +{
> >>> +	uint32_t hctsiz, hcchar, sub;
> >>> +	dma_addr_t dma_addr;
> >>> +	int ret = 0;
> >>> +
> >>> +	dma_addr = dma_map_single(dwc2->dev, buffer, xfer_len,
> >>> +				  in ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
> >>> +
> >>> +	dwc2_dbg(dwc2, "chunk: pid=%d xfer_len=%u pkts=%u dma_addr=%llx\n",
> >>> +			*pid, xfer_len, num_packets, dma_addr);
> >>
> >> Use %da for printing dma_addr, otherwise on 32-bit builds with #define DEBUG,
> >> garbage would be read here.
> > Yup sounds good, from what i've seen in vsprintf.c it's '%ad' to print
> > dma_addr_t.
> 
> Sorry, I misread the code.
> Apparently, it's neither. It should be %pad for dma_addr_t.
> 
oh! you're right.
Thanks



More information about the barebox mailing list