usb: dwc2: gadget: fix debug loop limits

< 15 check doesn't show debug information for endpoint 15.
It is possible to have less than 15 endpoints so use limit
provided by hardware configuration.

Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index c43ce7e..7dfda95 100644 (file)
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -3156,14 +3156,14 @@ static void s3c_hsotg_dump(struct dwc2_hsotg *hsotg)
 
        /* show periodic fifo settings */
 
-       for (idx = 1; idx <= 15; idx++) {
+       for (idx = 1; idx < hsotg->num_of_eps; idx++) {
                val = readl(regs + DPTXFSIZN(idx));
                dev_info(dev, "DPTx[%d] FSize=%d, StAddr=0x%08x\n", idx,
                         val >> FIFOSIZE_DEPTH_SHIFT,
                         val & FIFOSIZE_STARTADDR_MASK);
        }
 
-       for (idx = 0; idx < 15; idx++) {
+       for (idx = 0; idx < hsotg->num_of_eps; idx++) {
                dev_info(dev,
                         "ep%d-in: EPCTL=0x%08x, SIZ=0x%08x, DMA=0x%08x\n", idx,
                         readl(regs + DIEPCTL(idx)),
@@ -3221,7 +3221,7 @@ static int state_show(struct seq_file *seq, void *v)
 
        seq_puts(seq, "\nEndpoint status:\n");
 
-       for (idx = 0; idx < 15; idx++) {
+       for (idx = 0; idx < hsotg->num_of_eps; idx++) {
                u32 in, out;
 
                in = readl(regs + DIEPCTL(idx));
@@ -3280,7 +3280,7 @@ static int fifo_show(struct seq_file *seq, void *v)
 
        seq_puts(seq, "\nPeriodic TXFIFOs:\n");
 
-       for (idx = 1; idx <= 15; idx++) {
+       for (idx = 1; idx < hsotg->num_of_eps; idx++) {
                val = readl(regs + DPTXFSIZN(idx));
 
                seq_printf(seq, "\tDPTXFIFO%2d: Size %d, Start 0x%08x\n", idx,