To support the timings calculations for reduced blanking version 2
(RB v2), extended the command line options to include flag indicating
whether to use RB V2 or not. Updated the command usage for the same.
Cc: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Signed-off-by: Prashant Laddha <prladdha@xxxxxxxxx>
---
utils/v4l2-ctl/v4l2-ctl-stds.cpp | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/utils/v4l2-ctl/v4l2-ctl-stds.cpp b/utils/v4l2-ctl/v4l2-ctl-stds.cpp
index c0e919b..9734c80 100644
--- a/utils/v4l2-ctl/v4l2-ctl-stds.cpp
+++ b/utils/v4l2-ctl/v4l2-ctl-stds.cpp
@@ -41,7 +41,10 @@ void stds_usage(void)
" index=<index>: use the index as provided by --list-dv-timings\n"
" or specify timings using cvt/gtf options as follows:\n"
" cvt/gtf,width=<width>,height=<height>,fps=<frames per sec>\n"
- " interlaced=<0/1>,reduced-blanking=<0/1>\n"
+ " interlaced=<0/1>,reduced-blanking=<0/1>,use-rb-v2=<0/1>\n"
+ " use-rb-v2 indicates whether to use reduced blanking version 2\n"
+ " or not. This flag is relevant only for cvt timings and has\n"
+ " effect only if reduced-blanking=1\n"
" or give a fully specified timings:\n"
" width=<width>,height=<height>,interlaced=<0/1>,\n"
" polarities=<polarities mask>,pixelclock=<pixelclock Hz>,\n"
@@ -148,6 +151,7 @@ enum timing_opts {
GTF,
FPS,
REDUCED_BLANK,
+ USE_RB_V2,
};
static int parse_timing_subopt(char **subopt_str, int *value)
@@ -175,6 +179,7 @@ static int parse_timing_subopt(char **subopt_str, int *value)
"gtf",
"fps",
"reduced-blanking",
+ "use-rb-v2",
NULL
};
@@ -205,6 +210,7 @@ static void get_cvt_gtf_timings(char *subopt, int standard,
int fps = 0;
int r_blank = 0;
int interlaced = 0;
+ int use_rb_v2 = 0;
bool timings_valid = false;
@@ -231,6 +237,8 @@ static void get_cvt_gtf_timings(char *subopt, int standard,
case INTERLACED:
interlaced = opt_val;
break;
+ case USE_RB_V2:
+ use_rb_v2 = opt_val;
default:
break;
}
@@ -240,7 +248,8 @@ static void get_cvt_gtf_timings(char *subopt, int standard,
timings_valid = calc_cvt_modeline(width, height, fps,
r_blank == 1 ? true : false,
interlaced == 1 ? true : false,
- false, bt);
+ use_rb_v2 == 1 ? true : false,
+ bt);
} else {
timings_valid = calc_gtf_modeline(width, height, fps,
r_blank == 1 ? true : false,
--
1.9.1
--
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