rtc: use %ph for short hex dumps

This makes the generated code slightly smaller.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

1 files changed, 4 insertions, 13 deletions

diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index aa705bb4748c..cf685f67b391 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -460,13 +460,8 @@ static int ds1337_read_alarm(struct device *dev, struct rtc_wkalrm *t)
                 return -EIO;
         }
 
-        dev_dbg(dev, "%s: %02x %02x %02x %02x, %02x %02x %02x, %02x %02x\n",
-                        "alarm read",
-                        ds1307->regs[0], ds1307->regs[1],
-                        ds1307->regs[2], ds1307->regs[3],
-                        ds1307->regs[4], ds1307->regs[5],
-                        ds1307->regs[6], ds1307->regs[7],
-                        ds1307->regs[8]);
+        dev_dbg(dev, "%s: %4ph, %3ph, %2ph\n", "alarm read",
+                &ds1307->regs[0], &ds1307->regs[4], &ds1307->regs[7]);
 
         /*
          * report alarm time (ALARM1); assume 24 hour and day-of-month modes,
@@ -522,12 +517,8 @@ static int ds1337_set_alarm(struct device *dev, struct rtc_wkalrm *t)
         control = ds1307->regs[7];
         status = ds1307->regs[8];
 
-        dev_dbg(dev, "%s: %02x %02x %02x %02x, %02x %02x %02x, %02x %02x\n",
-                        "alarm set (old status)",
-                        ds1307->regs[0], ds1307->regs[1],
-                        ds1307->regs[2], ds1307->regs[3],
-                        ds1307->regs[4], ds1307->regs[5],
-                        ds1307->regs[6], control, status);
+        dev_dbg(dev, "%s: %4ph, %3ph, %02x %02x\n", "alarm set (old status)",
+                &ds1307->regs[0], &ds1307->regs[4], control, status);
 
         /* set ALARM1, using 24 hour and day-of-month modes */
         buf[0] = bin2bcd(t->time.tm_sec);