summaryrefslogtreecommitdiffstats
path: root/drivers/media/rc/nuvoton-cir.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/rc/nuvoton-cir.c')
-rw-r--r--drivers/media/rc/nuvoton-cir.c32
1 files changed, 0 insertions, 32 deletions
diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c
index 48a69bf23236..52d246dc5b3d 100644
--- a/drivers/media/rc/nuvoton-cir.c
+++ b/drivers/media/rc/nuvoton-cir.c
@@ -74,13 +74,6 @@ static inline void nvt_set_reg_bit(struct nvt_dev *nvt, u8 val, u8 reg)
nvt_cr_write(nvt, tmp, reg);
}
-/* clear config register bit without changing other bits */
-static inline void nvt_clear_reg_bit(struct nvt_dev *nvt, u8 val, u8 reg)
-{
- u8 tmp = nvt_cr_read(nvt, reg) & ~val;
- nvt_cr_write(nvt, tmp, reg);
-}
-
/* enter extended function mode */
static inline int nvt_efm_enable(struct nvt_dev *nvt)
{
@@ -631,30 +624,6 @@ static u32 nvt_rx_carrier_detect(struct nvt_dev *nvt)
return carrier;
}
#endif
-/*
- * set carrier frequency
- *
- * set carrier on 2 registers: CP & CC
- * always set CP as 0x81
- * set CC by SPEC, CC = 3MHz/carrier - 1
- */
-static int nvt_set_tx_carrier(struct rc_dev *dev, u32 carrier)
-{
- struct nvt_dev *nvt = dev->priv;
- u16 val;
-
- if (carrier == 0)
- return -EINVAL;
-
- nvt_cir_reg_write(nvt, 1, CIR_CP);
- val = 3000000 / (carrier) - 1;
- nvt_cir_reg_write(nvt, val & 0xff, CIR_CC);
-
- nvt_dbg("cp: 0x%x cc: 0x%x\n",
- nvt_cir_reg_read(nvt, CIR_CP), nvt_cir_reg_read(nvt, CIR_CC));
-
- return 0;
-}
static int nvt_ir_raw_set_wakeup_filter(struct rc_dev *dev,
struct rc_scancode_filter *sc_filter)
@@ -1022,7 +991,6 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
rdev->encode_wakeup = true;
rdev->open = nvt_open;
rdev->close = nvt_close;
- rdev->s_tx_carrier = nvt_set_tx_carrier;
rdev->s_wakeup_filter = nvt_ir_raw_set_wakeup_filter;
rdev->device_name = "Nuvoton w836x7hg Infrared Remote Transceiver";
rdev->input_phys = "nuvoton/cir0";