staging: media: av7110: remove print_time() dead code

The DEBUG_TIMING macro is commented out and can never be defined,
making the print_time() function body always empty. Remove the
commented-out macro, the unused function definition and all its
call sites as they serve no purpose.

Signed-off-by: Tomasz Unger <tomasz.unger@yahoo.pl>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>

diff --git a/drivers/staging/media/av7110/av7110.c b/drivers/staging/media/av7110/av7110.c
index 094207093b6211a022c07086e008af51f14b0297..edf1ef937354dd3659144c4f98cae4fc90591b0f 100644 (file)
--- a/drivers/staging/media/av7110/av7110.c
+++ b/drivers/staging/media/av7110/av7110.c
@@ -314,17 +314,6 @@ static int DvbDmxFilterCallback(u8 *buffer1, size_t buffer1_len,
        }
 }
 
-//#define DEBUG_TIMING
-static inline void print_time(char *s)
-{
-#ifdef DEBUG_TIMING
-       struct timespec64 ts;
-
-       ktime_get_real_ts64(&ts);
-       pr_info("%s(): %ptSp\n", s, &ts);
-#endif
-}
-
 #define DEBI_READ 0
 #define DEBI_WRITE 1
 static inline void start_debi_dma(struct av7110 *av7110, int dir,
@@ -353,7 +342,6 @@ static void debiirq(struct tasklet_struct *t)
        int handle = (type >> 8) & 0x1f;
        unsigned int xfer = 0;
 
-       print_time("debi");
        dprintk(4, "type 0x%04x\n", type);
 
        if (type == -1) {
@@ -473,7 +461,6 @@ static void gpioirq(struct tasklet_struct *t)
        txbuf = irdebi(av7110, DEBINOSWAP, TX_BUFF, 0, 2);
        len = (av7110->debilen + 3) & ~3;
 
-       print_time("gpio");
        dprintk(8, "GPIO0 irq 0x%04x %d\n", av7110->debitype, av7110->debilen);
 
        switch (av7110->debitype & 0xff) {
@@ -2784,8 +2771,6 @@ static void av7110_irq(struct saa7146_dev *dev, u32 *isr)
 {
        struct av7110 *av7110 = dev->ext_priv;
 
-       //print_time("av7110_irq");
-
        /* Note: Don't try to handle the DEBI error irq (MASK_18), in
         * intel mode the timeout is asserted all the time...
         */