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-rw-r--r--chip/mt8192_scp/ipi.c1
-rw-r--r--chip/mt8192_scp/uart.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/chip/mt8192_scp/ipi.c b/chip/mt8192_scp/ipi.c
index fba511a642..39fcc09809 100644
--- a/chip/mt8192_scp/ipi.c
+++ b/chip/mt8192_scp/ipi.c
@@ -171,6 +171,7 @@ static void irq_group7_handler(void)
if (SCP_GIPC_IN_SET & GIPC_IN(0)) {
ipi_handler();
SCP_GIPC_IN_CLR = GIPC_IN(0);
+ asm volatile ("fence.i" ::: "memory");
task_clear_pending_irq(ec_int);
}
}
diff --git a/chip/mt8192_scp/uart.c b/chip/mt8192_scp/uart.c
index 8b9f7452ae..30708acaeb 100644
--- a/chip/mt8192_scp/uart.c
+++ b/chip/mt8192_scp/uart.c
@@ -148,6 +148,7 @@ static void uart_irq_handler(void)
case UART_RX_IRQ(UARTN):
uart_process();
SCP_CORE0_INTC_UART_RX_IRQ(UARTN) = BIT(0);
+ asm volatile ("fence.i" ::: "memory");
task_clear_pending_irq(ec_int);
break;
}