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path: root/drivers/media/rc/nuvoton-cir.c
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Diffstat (limited to 'drivers/media/rc/nuvoton-cir.c')
-rw-r--r--drivers/media/rc/nuvoton-cir.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c
index ceb6b95b13fa..5f36227a9059 100644
--- a/drivers/media/rc/nuvoton-cir.c
+++ b/drivers/media/rc/nuvoton-cir.c
@@ -370,11 +370,19 @@ static void nvt_clear_cir_fifo(struct nvt_dev *nvt)
/* clear out the hardware's cir wake rx fifo */
static void nvt_clear_cir_wake_fifo(struct nvt_dev *nvt)
{
- u8 val;
+ u8 val, config;
+
+ config = nvt_cir_wake_reg_read(nvt, CIR_WAKE_IRCON);
+
+ /* clearing wake fifo works in learning mode only */
+ nvt_cir_wake_reg_write(nvt, config & ~CIR_WAKE_IRCON_MODE0,
+ CIR_WAKE_IRCON);
val = nvt_cir_wake_reg_read(nvt, CIR_WAKE_FIFOCON);
nvt_cir_wake_reg_write(nvt, val | CIR_WAKE_FIFOCON_RXFIFOCLR,
CIR_WAKE_FIFOCON);
+
+ nvt_cir_wake_reg_write(nvt, config, CIR_WAKE_IRCON);
}
/* clear out the hardware's cir tx fifo */