From 3fd63734bca51c6b7bb6615fc10eefa620ca58a0 Mon Sep 17 00:00:00 2001 From: Sean Young Date: Tue, 16 Jun 2020 11:49:42 +0200 Subject: media: nuvoton-cir: remove setting tx carrier functions Since this driver could never transmit IR, setting the tx carrier makes no sense. Fixes: 87284271b73b8 ("media: rc: nuvoton: remove rudimentary transmit functionality") Signed-off-by: Sean Young Signed-off-by: Mauro Carvalho Chehab --- drivers/media/rc/nuvoton-cir.c | 32 -------------------------------- 1 file changed, 32 deletions(-) (limited to 'drivers/media/rc/nuvoton-cir.c') 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"; -- cgit v1.2.3