From: Andy Walls Date: Sun, 1 Aug 2010 00:57:42 +0000 (-0300) Subject: V4L/DVB: cx23885, cx25840: Report IR max pulse width regardless of mod/demod use X-Git-Tag: v3.0~3618^2~67 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ceb152add687db152d90ba64b54687b3975963cf;p=platform%2Fkernel%2Flinux-amlogic.git V4L/DVB: cx23885, cx25840: Report IR max pulse width regardless of mod/demod use Compute and report the maximum IR pulse measurment width, even if we are set to perform carrier modulation or demodulation and the number is fixed by the carrier freq. Signed-off-by: Andy Walls Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/video/cx23885/cx23888-ir.c b/drivers/media/video/cx23885/cx23888-ir.c index 51f2163..aa07286 100644 --- a/drivers/media/video/cx23885/cx23888-ir.c +++ b/drivers/media/video/cx23885/cx23888-ir.c @@ -771,12 +771,15 @@ static int cx23888_ir_rx_s_parameters(struct v4l2_subdev *sd, &p->carrier_range_upper); o->carrier_range_lower = p->carrier_range_lower; o->carrier_range_upper = p->carrier_range_upper; + + p->max_pulse_width = + (u32) pulse_width_count_to_ns(FIFO_RXTX, rxclk_divider); } else { p->max_pulse_width = rxclk_rx_s_max_pulse_width(dev, p->max_pulse_width, &rxclk_divider); - o->max_pulse_width = p->max_pulse_width; } + o->max_pulse_width = p->max_pulse_width; atomic_set(&state->rxclk_divider, rxclk_divider); p->noise_filter_min_width = @@ -889,12 +892,15 @@ static int cx23888_ir_tx_s_parameters(struct v4l2_subdev *sd, p->duty_cycle = cduty_tx_s_duty_cycle(dev, p->duty_cycle); o->duty_cycle = p->duty_cycle; + + p->max_pulse_width = + (u32) pulse_width_count_to_ns(FIFO_RXTX, txclk_divider); } else { p->max_pulse_width = txclk_tx_s_max_pulse_width(dev, p->max_pulse_width, &txclk_divider); - o->max_pulse_width = p->max_pulse_width; } + o->max_pulse_width = p->max_pulse_width; atomic_set(&state->txclk_divider, txclk_divider); p->resolution = clock_divider_to_resolution(txclk_divider); @@ -1000,12 +1006,10 @@ static int cx23888_ir_log_status(struct v4l2_subdev *sd) "-%1d/+%1d, %u to %u Hz\n", i, j, clock_divider_to_freq(rxclk, 16 + j), clock_divider_to_freq(rxclk, 16 - i)); - } else { - v4l2_info(sd, "\tMax measurable pulse width: %u us, " - "%llu ns\n", - pulse_width_count_to_us(FIFO_RXTX, rxclk), - pulse_width_count_to_ns(FIFO_RXTX, rxclk)); } + v4l2_info(sd, "\tMax measurable pulse width: %u us, %llu ns\n", + pulse_width_count_to_us(FIFO_RXTX, rxclk), + pulse_width_count_to_ns(FIFO_RXTX, rxclk)); v4l2_info(sd, "\tLow pass filter: %s\n", filtr ? "enabled" : "disabled"); if (filtr) @@ -1047,12 +1051,10 @@ static int cx23888_ir_log_status(struct v4l2_subdev *sd) clock_divider_to_carrier_freq(txclk)); v4l2_info(sd, "\tCarrier duty cycle: %2u/16\n", cduty + 1); - } else { - v4l2_info(sd, "\tMax pulse width: %u us, " - "%llu ns\n", - pulse_width_count_to_us(FIFO_RXTX, txclk), - pulse_width_count_to_ns(FIFO_RXTX, txclk)); } + v4l2_info(sd, "\tMax pulse width: %u us, %llu ns\n", + pulse_width_count_to_us(FIFO_RXTX, txclk), + pulse_width_count_to_ns(FIFO_RXTX, txclk)); v4l2_info(sd, "\tBusy: %s\n", stats & STATS_TBY ? "yes" : "no"); v4l2_info(sd, "\tFIFO service requested: %s\n", diff --git a/drivers/media/video/cx25840/cx25840-ir.c b/drivers/media/video/cx25840/cx25840-ir.c index 308e87e..326c255 100644 --- a/drivers/media/video/cx25840/cx25840-ir.c +++ b/drivers/media/video/cx25840/cx25840-ir.c @@ -791,12 +791,15 @@ static int cx25840_ir_rx_s_parameters(struct v4l2_subdev *sd, &p->carrier_range_upper); o->carrier_range_lower = p->carrier_range_lower; o->carrier_range_upper = p->carrier_range_upper; + + p->max_pulse_width = + (u32) pulse_width_count_to_ns(FIFO_RXTX, rxclk_divider); } else { p->max_pulse_width = rxclk_rx_s_max_pulse_width(c, p->max_pulse_width, &rxclk_divider); - o->max_pulse_width = p->max_pulse_width; } + o->max_pulse_width = p->max_pulse_width; atomic_set(&ir_state->rxclk_divider, rxclk_divider); p->noise_filter_min_width = @@ -970,12 +973,15 @@ static int cx25840_ir_tx_s_parameters(struct v4l2_subdev *sd, p->duty_cycle = cduty_tx_s_duty_cycle(c, p->duty_cycle); o->duty_cycle = p->duty_cycle; + + p->max_pulse_width = + (u32) pulse_width_count_to_ns(FIFO_RXTX, txclk_divider); } else { p->max_pulse_width = txclk_tx_s_max_pulse_width(c, p->max_pulse_width, &txclk_divider); - o->max_pulse_width = p->max_pulse_width; } + o->max_pulse_width = p->max_pulse_width; atomic_set(&ir_state->txclk_divider, txclk_divider); p->resolution = clock_divider_to_resolution(txclk_divider); @@ -1094,12 +1100,10 @@ int cx25840_ir_log_status(struct v4l2_subdev *sd) "-%1d/+%1d, %u to %u Hz\n", i, j, clock_divider_to_freq(rxclk, 16 + j), clock_divider_to_freq(rxclk, 16 - i)); - } else { - v4l2_info(sd, "\tMax measurable pulse width: %u us, " - "%llu ns\n", - pulse_width_count_to_us(FIFO_RXTX, rxclk), - pulse_width_count_to_ns(FIFO_RXTX, rxclk)); } + v4l2_info(sd, "\tMax measurable pulse width: %u us, %llu ns\n", + pulse_width_count_to_us(FIFO_RXTX, rxclk), + pulse_width_count_to_ns(FIFO_RXTX, rxclk)); v4l2_info(sd, "\tLow pass filter: %s\n", filtr ? "enabled" : "disabled"); if (filtr) @@ -1139,12 +1143,10 @@ int cx25840_ir_log_status(struct v4l2_subdev *sd) clock_divider_to_carrier_freq(txclk)); v4l2_info(sd, "\tCarrier duty cycle: %2u/16\n", cduty + 1); - } else { - v4l2_info(sd, "\tMax pulse width: %u us, " - "%llu ns\n", - pulse_width_count_to_us(FIFO_RXTX, txclk), - pulse_width_count_to_ns(FIFO_RXTX, txclk)); } + v4l2_info(sd, "\tMax pulse width: %u us, %llu ns\n", + pulse_width_count_to_us(FIFO_RXTX, txclk), + pulse_width_count_to_ns(FIFO_RXTX, txclk)); v4l2_info(sd, "\tBusy: %s\n", stats & STATS_TBY ? "yes" : "no"); v4l2_info(sd, "\tFIFO service requested: %s\n",