]> www.infradead.org Git - users/dwmw2/qemu.git/commitdiff
hw/sensor/tmp105: Pass 'oneshot' argument to tmp105_alarm_update()
authorPhilippe Mathieu-Daudé <philmd@linaro.org>
Fri, 6 Sep 2024 15:22:58 +0000 (17:22 +0200)
committerPhilippe Mathieu-Daudé <philmd@linaro.org>
Fri, 13 Sep 2024 18:11:13 +0000 (20:11 +0200)
The next commit will clear the ONE_SHOT bit in the WRITE
path (to keep the READ path trivial). As a preliminary step,
pass the 'oneshot' value as argument to tmp105_alarm_update().
No logical change intended.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Message-Id: <20240906154911.86803-4-philmd@linaro.org>

hw/sensor/tmp105.c

index 150d09b27816e8e504999d25d25239c205ee115e..6740200aea72f553cba5d94b5b2ad5b79b5ccb9b 100644 (file)
@@ -40,10 +40,10 @@ static void tmp105_interrupt_update(TMP105State *s)
     qemu_set_irq(s->pin, s->alarm ^ FIELD_EX8(~s->config, CONFIG, POLARITY));
 }
 
-static void tmp105_alarm_update(TMP105State *s)
+static void tmp105_alarm_update(TMP105State *s, bool one_shot)
 {
     if (FIELD_EX8(s->config, CONFIG, SHUTDOWN_MODE)) {
-        if (FIELD_EX8(s->config, CONFIG, ONE_SHOT)) {
+        if (one_shot) {
             s->config = FIELD_DP8(s->config, CONFIG, ONE_SHOT, 0);
         } else {
             return;
@@ -119,7 +119,7 @@ static void tmp105_set_temperature(Object *obj, Visitor *v, const char *name,
 
     s->temperature = (int16_t) (temp * 256 / 1000);
 
-    tmp105_alarm_update(s);
+    tmp105_alarm_update(s, false);
 }
 
 static const int tmp105_faultq[4] = { 1, 2, 4, 6 };
@@ -168,7 +168,7 @@ static void tmp105_write(TMP105State *s)
         }
         s->config = s->buf[0];
         s->faults = tmp105_faultq[FIELD_EX8(s->config, CONFIG, FAULT_QUEUE)];
-        tmp105_alarm_update(s);
+        tmp105_alarm_update(s, FIELD_EX8(s->buf[0], CONFIG, ONE_SHOT));
         break;
 
     case TMP105_REG_T_LOW:
@@ -177,7 +177,7 @@ static void tmp105_write(TMP105State *s)
             s->limit[s->pointer & 1] = (int16_t)
                     ((((uint16_t) s->buf[0]) << 8) | s->buf[1]);
         }
-        tmp105_alarm_update(s);
+        tmp105_alarm_update(s, false);
         break;
     }
 }