usb: dwc3: use debugfs_print_regs32()

This a use example of the regs32 utilities in debugfs, although
this fuse use ":" as separator between name and value, and debugs
uses "=" (as it looked to me a more common practice).

Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 3 insertions, 12 deletions

diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c
index da1ad77d8d51..d9e7a26ee5f0 100644
--- a/drivers/usb/dwc3/debugfs.c
+++ b/drivers/usb/dwc3/debugfs.c
@@ -51,18 +51,13 @@
 #include "gadget.h"
 #include "io.h"
 
-struct dwc3_register {
-        const char      *name;
-        u32             offset;
-};
-
 #define dump_register(nm)                               \
 {                                                       \
         .name   = __stringify(nm),                      \
         .offset = DWC3_ ##nm,                           \
 }
 
-static const struct dwc3_register dwc3_regs[] = {
+static const struct debugfs_reg32 dwc3_regs[] = {
         dump_register(GSBUSCFG0),
         dump_register(GSBUSCFG1),
         dump_register(GTXTHRCFG),
@@ -385,12 +380,8 @@ static int dwc3_regdump_show(struct seq_file *s, void *unused)
         int                     i;
 
         seq_printf(s, "DesignWare USB3 Core Register Dump\n");
-
-        for (i = 0; i < ARRAY_SIZE(dwc3_regs); i++) {
-                seq_printf(s, "%-20s :    %08x\n", dwc3_regs[i].name,
-                                dwc3_readl(dwc->regs, dwc3_regs[i].offset));
-        }
-
+        debugfs_print_regs32(s, dwc3_regs, ARRAY_SIZE(dwc3_regs),
+                             dwc->regs, "");
         return 0;
 }