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authorGuenter Roeck <linux@roeck-us.net>2024-09-06 06:29:12 -0700
committerPhilippe Mathieu-Daudé <philmd@linaro.org>2024-09-13 20:11:13 +0200
commit3a0b75880a05088af176523ce820ef0e0a1d2317 (patch)
tree7ddc6eaaa4173f9988d813ac5bbc863aa92179fe /tests/qtest/tmp105-test.c
parentbf4e487057fe4998ec494c00cc97242c0f37873e (diff)
downloadfocaccia-qemu-3a0b75880a05088af176523ce820ef0e0a1d2317.tar.gz
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hw/sensor/tmp105: Lower 4 bit of limit registers are always 0
Per datasheet, "HIGH AND LOW LIMIT REGISTERS", the lower 4 bit
of the limit registers are unused and always report 0.
The lower 4 bit should not be used for temperature comparisons,
so mask the unused bits before storing the limits.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20240906154911.86803-6-philmd@linaro.org>
[PMD: Update tests/qtest/ files]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Diffstat (limited to 'tests/qtest/tmp105-test.c')
-rw-r--r--tests/qtest/tmp105-test.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tests/qtest/tmp105-test.c b/tests/qtest/tmp105-test.c
index 3678646df5..85ad4eed85 100644
--- a/tests/qtest/tmp105-test.c
+++ b/tests/qtest/tmp105-test.c
@@ -100,9 +100,9 @@ static void send_and_receive(void *obj, void *data, QGuestAllocator *alloc)
     g_assert_cmphex(value, ==, 0x14f0);
 
     i2c_set16(i2cdev, TMP105_REG_T_LOW, 0x1234);
-    g_assert_cmphex(i2c_get16(i2cdev, TMP105_REG_T_LOW), ==, 0x1234);
+    g_assert_cmphex(i2c_get16(i2cdev, TMP105_REG_T_LOW), ==, 0x1230);
     i2c_set16(i2cdev, TMP105_REG_T_HIGH, 0x4231);
-    g_assert_cmphex(i2c_get16(i2cdev, TMP105_REG_T_HIGH), ==, 0x4231);
+    g_assert_cmphex(i2c_get16(i2cdev, TMP105_REG_T_HIGH), ==, 0x4230);
 }
 
 static void tmp105_register_nodes(void)