svn commit: r349213 - stable/12/sys/dev/amdgpio

[Andriy Gapon]

Author: avg
Date: Wed Jun 19 20:20:02 2019
New Revision: 349213
URL: https://svnweb.freebsd.org/changeset/base/349213

Log:
  MFC r348228: amdgpio: fix reading status of input pins

Modified:
  stable/12/sys/dev/amdgpio/amdgpio.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/dev/amdgpio/amdgpio.c
==============================================================================
--- stable/12/sys/dev/amdgpio/amdgpio.c	Wed Jun 19 20:18:49 2019	(r349212)
+++ stable/12/sys/dev/amdgpio/amdgpio.c	Wed Jun 19 20:20:02 2019	(r349213)
@@ -264,10 +264,17 @@ amdgpio_pin_get(device_t dev, uint32_t pin, unsigned i
 	reg = AMDGPIO_PIN_REGISTER(pin);
 	val = amdgpio_read_4(sc, reg);
 
-	if (val & BIT(OUTPUT_VALUE_OFF))
-		*value = GPIO_PIN_HIGH;
-	else
-		*value = GPIO_PIN_LOW;
+	if ((sc->sc_gpio_pins[pin].gp_flags & GPIO_PIN_OUTPUT) != 0) {
+		if (val & BIT(OUTPUT_VALUE_OFF))
+			*value = GPIO_PIN_HIGH;
+		else
+			*value = GPIO_PIN_LOW;
+	} else {
+		if (val & BIT(PIN_STS_OFF))
+			*value = GPIO_PIN_HIGH;
+		else
+			*value = GPIO_PIN_LOW;
+	}
 
 	dprintf("pin %d value 0x%x\n", pin, *value);