The ISR will send a transient event to the task specified in bus->taskid.
Make sure that the correct task_id is written to this field before waiting
for the transient event to arrive.
Fixes #2483
---
c/src/lib/libbsp/arm/raspberrypi/i2c/i2c.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/c/src/lib/libbsp/arm/raspberrypi/i2c/i2c.c
b/c/src/lib/libbsp/arm/raspberrypi/i2c/i2c.c
index 14a2467..6d9a2cd 100644
--- a/c/src/lib/libbsp/arm/raspberrypi/i2c/i2c.c
+++ b/c/src/lib/libbsp/arm/raspberrypi/i2c/i2c.c
@@ -92,6 +92,7 @@ static int rpi_i2c_bus_transfer(rpi_i2c_bus *bus)
/* Sleep until the TX FIFO has free space for a new write. */
if (
+ bus->task_id = rtems_task_self();
rtems_event_transient_receive(RTEMS_WAIT, bus->base.timeout) !=
RTEMS_SUCCESSFUL
) {
--
1.9.1
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