The patch number 9956 was added via Mauro Carvalho Chehab <[email protected]>
to http://linuxtv.org/hg/v4l-dvb master development tree.
Kernel patches in this development tree may be modified to be backward
compatible with older kernels. Compatibility modifications will be
removed before inclusion into the mainstream Kernel
If anyone has any objections, please let us know by sending a message to:
[email protected]
------
From: Mauro Carvalho Chehab <[email protected]>
v4l2-dbg: Use aliases for debug, on available chips
Priority: normal
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
---
v4l2-apps/util/v4l2-dbg.cpp | 39 ++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff -r 24fbe483b42c -r f046a0bf05f8 v4l2-apps/util/v4l2-dbg.cpp
--- a/v4l2-apps/util/v4l2-dbg.cpp Mon Dec 22 15:06:33 2008 -0200
+++ b/v4l2-apps/util/v4l2-dbg.cpp Mon Dec 22 16:01:46 2008 -0200
@@ -487,6 +487,7 @@ int main(int argc, char **argv)
subs = optarg;
if (subs == NULL)
break;
+
while (*subs != '\0') {
static const char * const subopts[] = {
"min",
@@ -658,6 +659,43 @@ int main(int argc, char **argv)
}
printf("ioctl: VIDIOC_DBG_G_REGISTER\n");
+ if (curr_bd) {
+ if (reg_min_arg.empty())
+ reg_min = 0;
+ else
+ reg_min = parse_reg(curr_bd, reg_min_arg);
+
+
+ if (reg_max_arg.empty())
+ reg_max = 1<<31 - 1;
+ else
+ reg_max = parse_reg(curr_bd, reg_max_arg);
+
+ for (int i = 0; i < curr_bd->regs_size; i++) {
+ if (reg_min_arg.empty() ||
((curr_bd->regs[i].reg >= reg_min) && curr_bd->regs[i].reg <= reg_max)) {
+ get_reg.reg = curr_bd->regs[i].reg;
+
+ if (ioctl(fd, VIDIOC_DBG_G_REGISTER,
&get_reg) < 0)
+ fprintf(stderr, "ioctl:
VIDIOC_DBG_G_REGISTER "
+ "failed for
0x%llx\n", get_reg.reg);
+ else {
+ const char *name =
reg_name(curr_bd, get_reg.reg);
+
+ printf("Register ");
+
+ if (name)
+ printf("%s (0x%08llx)",
name, get_reg.reg);
+ else
+ printf("0x%08llx",
get_reg.reg);
+
+ printf(" = %llxh (%lldd
%sb)\n",
+ get_reg.val,
get_reg.val, binary(get_reg.val));
+ }
+ }
+ }
+ goto list_done;
+ }
+
if (!reg_min_arg.empty()) {
reg_min = parse_reg(curr_bd, reg_min_arg);
if (reg_max_arg.empty())
@@ -668,6 +706,7 @@ int main(int argc, char **argv)
print_regs(fd, &get_reg, reg_min, reg_max, stride);
goto list_done;
}
+
/* try to match the i2c chip */
switch (get_reg.match_chip) {
case I2C_DRIVERID_SAA711X:
---
Patch is available at:
http://linuxtv.org/hg/v4l-dvb/rev/f046a0bf05f8a1d7ebe38cfa3a44b931792237d2
_______________________________________________
linuxtv-commits mailing list
[email protected]
http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
