145 static inline unsigned int clock_divider_to_carrier_freq(unsigned int divider)  in clock_divider_to_carrier_freq()  argument
147 	return DIV_ROUND_CLOSEST(CX25840_IR_REFCLK_FREQ, (divider + 1) * 16);  in clock_divider_to_carrier_freq()
150 static inline unsigned int clock_divider_to_freq(unsigned int divider,  in clock_divider_to_freq()  argument
154 				 (divider + 1) * rollovers);  in clock_divider_to_freq()
195 static u32 clock_divider_to_resolution(u16 divider)  in clock_divider_to_resolution()  argument
202 	return DIV_ROUND_CLOSEST((1 << 2)  * ((u32) divider + 1) * 1000,  in clock_divider_to_resolution()
206 static u64 pulse_width_count_to_ns(u16 count, u16 divider)  in pulse_width_count_to_ns()  argument
215 	n = (((u64) count << 2) | 0x3) * (divider + 1) * 1000; /* millicycles */  in pulse_width_count_to_ns()
224 static u16 ns_to_pulse_width_count(u32 ns, u16 divider)
235 	d = (1 << 2) * ((u32) divider + 1) * 1000; /* millicycles/count */
248 static unsigned int pulse_width_count_to_us(u16 count, u16 divider)  in pulse_width_count_to_us()  argument
257 	n = (((u64) count << 2) | 0x3) * (divider + 1);    /* cycles      */  in pulse_width_count_to_us()
393 				       u16 *divider)  in txclk_tx_s_carrier()  argument
395 	*divider = carrier_freq_to_clock_divider(freq);  in txclk_tx_s_carrier()
396 	cx25840_write4(c, CX25840_IR_TXCLK_REG, *divider);  in txclk_tx_s_carrier()
397 	return clock_divider_to_carrier_freq(*divider);  in txclk_tx_s_carrier()
402 				       u16 *divider)  in rxclk_rx_s_carrier()  argument
404 	*divider = carrier_freq_to_clock_divider(freq);  in rxclk_rx_s_carrier()
405 	cx25840_write4(c, CX25840_IR_RXCLK_REG, *divider);  in rxclk_rx_s_carrier()
406 	return clock_divider_to_carrier_freq(*divider);  in rxclk_rx_s_carrier()
410 				      u16 *divider)  in txclk_tx_s_max_pulse_width()  argument
417 	*divider = pulse_clocks_to_clock_divider(pulse_clocks);  in txclk_tx_s_max_pulse_width()
418 	cx25840_write4(c, CX25840_IR_TXCLK_REG, *divider);  in txclk_tx_s_max_pulse_width()
419 	return (u32) pulse_width_count_to_ns(FIFO_RXTX, *divider);  in txclk_tx_s_max_pulse_width()
423 				      u16 *divider)  in rxclk_rx_s_max_pulse_width()  argument
430 	*divider = pulse_clocks_to_clock_divider(pulse_clocks);  in rxclk_rx_s_max_pulse_width()
431 	cx25840_write4(c, CX25840_IR_RXCLK_REG, *divider);  in rxclk_rx_s_max_pulse_width()
432 	return (u32) pulse_width_count_to_ns(FIFO_RXTX, *divider);  in rxclk_rx_s_max_pulse_width()
633 	u16 divider;  in cx25840_ir_rx_read()  local
642 	divider = (u16) atomic_read(&ir_state->rxclk_divider);  in cx25840_ir_rx_read()
671 				  (u16)(p->hw_fifo_data & FIFO_RXTX), divider) / 1000;  in cx25840_ir_rx_read()