Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 436841d5 authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: dwc3: debugfs: slightly improve output of trb_ring 



Instead of printing out enqueue and dequeue pointer value as a header
to the output, let's mark the TRBs in question with 'E' and 'D'. The
output looks slightly easier to read.

Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent bfad65ee

drivers/usb/dwc3/debugfs.c

+4 −5
Original line number Diff line number Diff line
@@ -653,16 +653,13 @@ static int dwc3_ep_trb_ring_show(struct seq_file *s, void *unused) 
		goto out;

	}



	seq_printf(s, "enqueue pointer %d\n", dep->trb_enqueue);

	seq_printf(s, "dequeue pointer %d\n", dep->trb_dequeue);

	seq_printf(s, "\n--------------------------------------------------\n\n");

	seq_printf(s, "buffer_addr,size,type,ioc,isp_imi,csp,chn,lst,hwo\n");



	for (i = 0; i < DWC3_TRB_NUM; i++) {

		struct dwc3_trb *trb = &dep->trb_pool[i];

		unsigned int type = DWC3_TRBCTL_TYPE(trb->ctrl);



		seq_printf(s, "%08x%08x,%d,%s,%d,%d,%d,%d,%d,%d\n",

		seq_printf(s, "%08x%08x,%d,%s,%d,%d,%d,%d,%d,%d       %c%c\n",

				trb->bph, trb->bpl, trb->size,

				dwc3_trb_type_string(type),

				!!(trb->ctrl & DWC3_TRB_CTRL_IOC),
@@ -670,7 +667,9 @@ static int dwc3_ep_trb_ring_show(struct seq_file *s, void *unused) 
				!!(trb->ctrl & DWC3_TRB_CTRL_CSP),

				!!(trb->ctrl & DWC3_TRB_CTRL_CHN),

				!!(trb->ctrl & DWC3_TRB_CTRL_LST),

				!!(trb->ctrl & DWC3_TRB_CTRL_HWO));

				!!(trb->ctrl & DWC3_TRB_CTRL_HWO),

				dep->trb_enqueue == i ? 'E' : ' ',

				dep->trb_dequeue == i ? 'D' : ' ');

	}



out: