From 928213aad76e0036290901d244d614c01cac7278 Mon Sep 17 00:00:00 2001 From: Andy Walls Date: Thu, 29 Oct 2009 22:24:34 -0300 Subject: [PATCH] V4L/DVB (13253): cx23885: CodingStyle fix Add whitespace around binary operators in cx23888-ir.c Signed-off-by: Andy Walls Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx23885/cx23888-ir.c | 37 ++++++++++++------------ 1 file changed, 19 insertions(+), 18 deletions(-) diff --git a/drivers/media/video/cx23885/cx23888-ir.c b/drivers/media/video/cx23885/cx23888-ir.c index e8d949ae06b..3ccc8afeccf 100644 --- a/drivers/media/video/cx23885/cx23888-ir.c +++ b/drivers/media/video/cx23885/cx23888-ir.c @@ -108,7 +108,7 @@ MODULE_PARM_DESC(ir_888_debug, "enable debug messages [CX23888 IR controller]"); #define CX23888_IR_LEARN_REG 0x170044 #define CX23888_VIDCLK_FREQ 108000000 /* 108 MHz, BT.656 */ -#define CX23888_IR_REFCLK_FREQ (CX23888_VIDCLK_FREQ/2) +#define CX23888_IR_REFCLK_FREQ (CX23888_VIDCLK_FREQ / 2) #define CX23888_IR_RX_KFIFO_SIZE (512 * sizeof(u32)) #define CX23888_IR_TX_KFIFO_SIZE (512 * sizeof(u32)) @@ -171,7 +171,7 @@ static inline int cx23888_ir_and_or4(struct cx23885_dev *dev, u32 addr, */ static inline u16 count_to_clock_divider(unsigned int d) { - if (d > RXCLK_RCD+1) + if (d > RXCLK_RCD + 1) d = RXCLK_RCD; else if (d < 2) d = 1; @@ -183,14 +183,14 @@ static inline u16 count_to_clock_divider(unsigned int d) static inline u16 ns_to_clock_divider(unsigned int ns) { return count_to_clock_divider( - DIV_ROUND_CLOSEST(CX23888_IR_REFCLK_FREQ/1000000 * ns, 1000)); + DIV_ROUND_CLOSEST(CX23888_IR_REFCLK_FREQ / 1000000 * ns, 1000)); } static inline unsigned int clock_divider_to_ns(unsigned int divider) { /* Period of the Rx or Tx clock in ns */ return DIV_ROUND_CLOSEST((divider + 1) * 1000, - CX23888_IR_REFCLK_FREQ/1000000); + CX23888_IR_REFCLK_FREQ / 1000000); } static inline u16 carrier_freq_to_clock_divider(unsigned int freq) @@ -237,19 +237,20 @@ static inline u16 count_to_lpf_count(unsigned int d) static inline u16 ns_to_lpf_count(unsigned int ns) { return count_to_lpf_count( - DIV_ROUND_CLOSEST(CX23888_IR_REFCLK_FREQ/1000000 * ns, 1000)); + DIV_ROUND_CLOSEST(CX23888_IR_REFCLK_FREQ / 1000000 * ns, 1000)); } static inline unsigned int lpf_count_to_ns(unsigned int count) { /* Duration of the Low Pass Filter rejection window in ns */ - return DIV_ROUND_CLOSEST(count * 1000, CX23888_IR_REFCLK_FREQ/1000000); + return DIV_ROUND_CLOSEST(count * 1000, + CX23888_IR_REFCLK_FREQ / 1000000); } static inline unsigned int lpf_count_to_us(unsigned int count) { /* Duration of the Low Pass Filter rejection window in us */ - return DIV_ROUND_CLOSEST(count, CX23888_IR_REFCLK_FREQ/1000000); + return DIV_ROUND_CLOSEST(count, CX23888_IR_REFCLK_FREQ / 1000000); } /* @@ -263,7 +264,7 @@ static u32 clock_divider_to_resolution(u16 divider) * not readable, hence the << 2. This function returns ns. */ return DIV_ROUND_CLOSEST((1 << 2) * ((u32) divider + 1) * 1000, - CX23888_IR_REFCLK_FREQ/1000000); + CX23888_IR_REFCLK_FREQ / 1000000); } static u64 pulse_width_count_to_ns(u16 count, u16 divider) @@ -276,8 +277,8 @@ static u64 pulse_width_count_to_ns(u16 count, u16 divider) * the (count << 2) | 0x3 */ n = (((u64) count << 2) | 0x3) * (divider + 1) * 1000; /* millicycles */ - rem = do_div(n, CX23888_IR_REFCLK_FREQ/1000000); /* / MHz => ns */ - if (rem >= CX23888_IR_REFCLK_FREQ/1000000/2) + rem = do_div(n, CX23888_IR_REFCLK_FREQ / 1000000); /* / MHz => ns */ + if (rem >= CX23888_IR_REFCLK_FREQ / 1000000 / 2) n++; return n; } @@ -291,9 +292,9 @@ static unsigned int pulse_width_count_to_us(u16 count, u16 divider) * The 2 lsb's of the pulse width timer count are not readable, hence * the (count << 2) | 0x3 */ - n = (((u64) count << 2) | 0x3) * (divider + 1); /* cycles */ - rem = do_div(n, CX23888_IR_REFCLK_FREQ/1000000); /* / MHz => us */ - if (rem >= CX23888_IR_REFCLK_FREQ/1000000/2) + n = (((u64) count << 2) | 0x3) * (divider + 1); /* cycles */ + rem = do_div(n, CX23888_IR_REFCLK_FREQ / 1000000); /* / MHz => us */ + if (rem >= CX23888_IR_REFCLK_FREQ / 1000000 / 2) n++; return (unsigned int) n; } @@ -310,9 +311,9 @@ static u64 ns_to_pulse_clocks(u32 ns) { u64 clocks; u32 rem; - clocks = CX23888_IR_REFCLK_FREQ/1000000 * (u64) ns; /* millicycles */ + clocks = CX23888_IR_REFCLK_FREQ / 1000000 * (u64) ns; /* millicycles */ rem = do_div(clocks, 1000); /* /1000 = cycles */ - if (rem >= 1000/2) + if (rem >= 1000 / 2) clocks++; return clocks; } @@ -324,7 +325,7 @@ static u16 pulse_clocks_to_clock_divider(u64 count) rem = do_div(count, (FIFO_RXTX << 2) | 0x3); /* net result needs to be rounded down and decremented by 1 */ - if (count > RXCLK_RCD+1) + if (count > RXCLK_RCD + 1) count = RXCLK_RCD; else if (count < 2) count = 1; @@ -484,7 +485,7 @@ static unsigned int cduty_tx_s_duty_cycle(struct cx23885_dev *dev, if (n > 15) n = 15; cx23888_ir_write4(dev, CX23888_IR_CDUTY_REG, n); - return DIV_ROUND_CLOSEST((n+1) * 100, 16); + return DIV_ROUND_CLOSEST((n + 1) * 100, 16); } /* @@ -630,7 +631,7 @@ static int cx23888_ir_irq_handler(struct v4l2_subdev *sd, u32 status, cx23888_ir_write4(dev, CX23888_IR_CNTRL_REG, cntrl); *handled = true; } - if (kfifo_len(state->rx_kfifo) >= CX23888_IR_RX_KFIFO_SIZE/2) + if (kfifo_len(state->rx_kfifo) >= CX23888_IR_RX_KFIFO_SIZE / 2) events |= V4L2_SUBDEV_IR_RX_FIFO_SERVICE_REQ; if (events) -- 2.46.0