Skip all delays in probe_jedec() if probe_delay is 0

Probe_jedec() checks the delay value and issues programmer_delay based
on the value except for delays between single chip_writeb. If a chip has
zero probe_delay, delays between chip_writeb should be skipped as well.

Corresponding to flashrom svn r805.
Signed-off-by: Sean Nelson <audiohacked@gmail.com>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>

jedec.c

@@ -96,10 +96,13 @@ int probe_jedec(struct flashchip *flash)
 
 	/* Issue JEDEC Product ID Entry command */
 	chip_writeb(0xAA, bios + 0x5555);
+	if (probe_timing_enter)
 		programmer_delay(10);
 	chip_writeb(0x55, bios + 0x2AAA);
+	if (probe_timing_enter)
 		programmer_delay(10);
 	chip_writeb(0x90, bios + 0x5555);
+	if (probe_timing_enter)
 		programmer_delay(probe_timing_enter);
 
 	/* Read product ID */
@@ -122,10 +125,13 @@ int probe_jedec(struct flashchip *flash)
 
 	/* Issue JEDEC Product ID Exit command */
 	chip_writeb(0xAA, bios + 0x5555);
+	if (probe_timing_exit)
 		programmer_delay(10);
 	chip_writeb(0x55, bios + 0x2AAA);
+	if (probe_timing_exit)
 		programmer_delay(10);
 	chip_writeb(0xF0, bios + 0x5555);
+	if (probe_timing_exit)
 		programmer_delay(probe_timing_exit);
 
 	printf_debug("%s: id1 0x%02x, id2 0x%02x", __func__, largeid1, largeid2);