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[media] adv7604: improve log_status for HDMI/DVI-D signals 

Don't log if there is no signal.
If there is a signal, then also log HDCP and audio status.

Signed-off-by: Mats Randgaard <matrandg@cisco.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
hifive-unleashed-5.1
Mats Randgaard 2013-08-14 08:56:57 -03:00 committed by Mauro Carvalho Chehab
parent bb88f325a4
commit 76eb2d3014
1 changed files with 35 additions and 9 deletions
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44
drivers/media/i2c/adv7604.c
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@ -1758,6 +1758,9 @@ static int adv7604_log_status(struct v4l2_subdev *sd)
adv7604_print_timings(sd, &timings, "Detected format:", true);
adv7604_print_timings(sd, &state->timings, "Configured format:", true);
if (no_signal(sd))
return 0;
v4l2_info(sd, "-----Color space-----\n");
v4l2_info(sd, "RGB quantization range ctrl: %s\n",
rgb_quantization_range_txt[state->rgb_quantization_range]);
@ -1767,18 +1770,41 @@ static int adv7604_log_status(struct v4l2_subdev *sd)
(reg_io_0x02 & 0x02) ? "RGB" : "YCbCr",
(reg_io_0x02 & 0x04) ? "(16-235)" : "(0-255)",
((reg_io_0x02 & 0x04) ^ (reg_io_0x02 & 0x01)) ?
"enabled" : "disabled");
"enabled" : "disabled");
v4l2_info(sd, "Color space conversion: %s\n",
csc_coeff_sel_rb[cp_read(sd, 0xfc) >> 4]);
/* Digital video */
if (DIGITAL_INPUT) {
v4l2_info(sd, "-----HDMI status-----\n");
v4l2_info(sd, "HDCP encrypted content: %s\n",
hdmi_read(sd, 0x05) & 0x40 ? "true" : "false");
if (is_hdmi(sd))
v4l2_info(sd, "deep color mode: %s\n",
deep_color_mode_txt[(hdmi_read(sd, 0x0b) >> 5) & 0x3]);
if (!DIGITAL_INPUT)
return 0;
v4l2_info(sd, "-----%s status-----\n", is_hdmi(sd) ? "HDMI" : "DVI-D");
v4l2_info(sd, "HDCP encrypted content: %s\n", (hdmi_read(sd, 0x05) & 0x40) ? "true" : "false");
v4l2_info(sd, "HDCP keys read: %s%s\n",
(hdmi_read(sd, 0x04) & 0x20) ? "yes" : "no",
(hdmi_read(sd, 0x04) & 0x10) ? "ERROR" : "");
if (!is_hdmi(sd)) {
bool audio_pll_locked = hdmi_read(sd, 0x04) & 0x01;
bool audio_sample_packet_detect = hdmi_read(sd, 0x18) & 0x01;
bool audio_mute = io_read(sd, 0x65) & 0x40;
v4l2_info(sd, "Audio: pll %s, samples %s, %s\n",
audio_pll_locked ? "locked" : "not locked",
audio_sample_packet_detect ? "detected" : "not detected",
audio_mute ? "muted" : "enabled");
if (audio_pll_locked && audio_sample_packet_detect) {
v4l2_info(sd, "Audio format: %s\n",
(hdmi_read(sd, 0x07) & 0x20) ? "multi-channel" : "stereo");
}
v4l2_info(sd, "Audio CTS: %u\n", (hdmi_read(sd, 0x5b) << 12) +
(hdmi_read(sd, 0x5c) << 8) +
(hdmi_read(sd, 0x5d) & 0xf0));
v4l2_info(sd, "Audio N: %u\n", ((hdmi_read(sd, 0x5d) & 0x0f) << 16) +
(hdmi_read(sd, 0x5e) << 8) +
hdmi_read(sd, 0x5f));
v4l2_info(sd, "AV Mute: %s\n", (hdmi_read(sd, 0x04) & 0x40) ? "on" : "off");
v4l2_info(sd, "Deep color mode: %s\n", deep_color_mode_txt[(hdmi_read(sd, 0x0b) & 0x60) >> 5]);
print_avi_infoframe(sd);
}