Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
usb: dwc3: Refactor dwc3_mode_show
Use dwc3_mode_string as the single source of truth for mode-to-string
conversion.
Signed-off-by: Kuen-Han Tsai <khtsai@google.com>
Acked-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/20250822092411.173519-2-khtsai@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
authored by
Kuen-Han Tsai
and committed by
Greg Kroah-Hartman
4c9860fb
55f4ac8f
+5
-7
+5
-7
drivers/usb/dwc3/debugfs.c
+5
-7
drivers/usb/dwc3/debugfs.c
···
402
402
struct dwc3 *dwc = s->private;
403
403
unsigned long flags;
404
404
u32 reg;
405
+
u32 mode;
405
406
int ret;
406
407
407
408
ret = pm_runtime_resume_and_get(dwc->dev);
···
413
412
reg = dwc3_readl(dwc->regs, DWC3_GCTL);
414
413
spin_unlock_irqrestore(&dwc->lock, flags);
415
414
416
-
switch (DWC3_GCTL_PRTCAP(reg)) {
415
+
mode = DWC3_GCTL_PRTCAP(reg);
416
+
switch (mode) {
417
417
case DWC3_GCTL_PRTCAP_HOST:
418
-
seq_puts(s, "host\n");
419
-
break;
420
418
case DWC3_GCTL_PRTCAP_DEVICE:
421
-
seq_puts(s, "device\n");
422
-
break;
423
419
case DWC3_GCTL_PRTCAP_OTG:
424
-
seq_puts(s, "otg\n");
420
+
seq_printf(s, "%s\n", dwc3_mode_string(mode));
425
421
break;
426
422
default:
427
-
seq_printf(s, "UNKNOWN %08x\n", DWC3_GCTL_PRTCAP(reg));
423
+
seq_printf(s, "UNKNOWN %08x\n", mode);
428
424
}
429
425
430
426
pm_runtime_put_sync(dwc->dev);