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V4L/DVB (4001): Cx88 NTSC VBI fixes

VBI (Closed Caption, CC) capturing never worked in NTSC mode with the
cx88 driver.
They were tested with libzvbi and a patched version of tvtime.

Signed-off-by: Michael H. Schimek <mschimek@gmx.at>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Michael Schimek 19 years ago
parent
commit
419ac5d466

+ 1 - 1
drivers/media/video/cx88/cx88-core.c

@@ -677,7 +677,7 @@ static unsigned int inline norm_htotal(struct cx88_tvnorm *norm)
 
 static unsigned int inline norm_vbipack(struct cx88_tvnorm *norm)
 {
-	return (norm->id & V4L2_STD_625_50) ? 511 : 288;
+	return (norm->id & V4L2_STD_625_50) ? 511 : 400;
 }
 
 int cx88_set_scale(struct cx88_core *core, unsigned int width, unsigned int height,

+ 2 - 2
drivers/media/video/cx88/cx88-vbi.c

@@ -34,8 +34,8 @@ void cx8800_vbi_fmt(struct cx8800_dev *dev, struct v4l2_format *f)
 	if (dev->core->tvnorm->id & V4L2_STD_525_60) {
 		/* ntsc */
 		f->fmt.vbi.sampling_rate = 28636363;
-		f->fmt.vbi.start[0] = 10 -1;
-		f->fmt.vbi.start[1] = 273 -1;
+		f->fmt.vbi.start[0] = 10;
+		f->fmt.vbi.start[1] = 273;
 
 	} else if (dev->core->tvnorm->id & V4L2_STD_625_50) {
 		/* pal */

+ 1 - 1
drivers/media/video/cx88/cx88.h

@@ -35,7 +35,7 @@
 
 #include <linux/version.h>
 #include <linux/mutex.h>
-#define CX88_VERSION_CODE KERNEL_VERSION(0,0,5)
+#define CX88_VERSION_CODE KERNEL_VERSION(0,0,6)
 
 #ifndef TRUE
 # define TRUE (1==1)