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authorSakari Ailus <sakari.ailus@iki.fi>2011-10-07 18:38:08 +0300
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-10-08 13:32:28 +0200
commitfa46b9ec30558c5c3680b167e7a4b4966c6e9e46 (patch)
treef441a2c1889683f7c6e2ebd96e73ac9814091ea0 /src
parent2738635d82da5f010bae6a60472a6306df949ea5 (diff)
Remove extra verbosity
Remove extra verbosity by default; "-v" option brings back what used to be there. The error messages are now being printed by main.c with the possibly helpful error code attached. Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'src')
-rw-r--r--src/main.c48
-rw-r--r--src/mediactl.c21
-rw-r--r--src/mediactl.h6
3 files changed, 50 insertions, 25 deletions
diff --git a/src/main.c b/src/main.c
index 40ab13e..57bbc16 100644
--- a/src/main.c
+++ b/src/main.c
@@ -288,10 +288,16 @@ int main(int argc, char **argv)
return EXIT_FAILURE;
/* Open the media device and enumerate entities, pads and links. */
- media = media_open_debug(media_opts.devname, media_opts.verbose,
- (void (*)(void *, ...))fprintf, stdout);
- if (media == NULL)
+ if (media_opts.verbose)
+ media = media_open_debug(
+ media_opts.devname,
+ (void (*)(void *, ...))fprintf, stdout);
+ else
+ media = media_open(media_opts.devname);
+ if (media == NULL) {
+ printf("Failed to open %s\n", media_opts.devname);
goto out;
+ }
if (media_opts.entity) {
struct media_entity *entity;
@@ -326,15 +332,34 @@ int main(int argc, char **argv)
}
if (media_opts.reset) {
- printf("Resetting all links to inactive\n");
- media_reset_links(media);
+ if (media_opts.verbose)
+ printf("Resetting all links to inactive\n");
+ ret = media_reset_links(media);
+ if (ret) {
+ printf("Unable to reset links: %s (%d)\n",
+ strerror(-ret), -ret);
+ goto out;
+ }
}
- if (media_opts.links)
- media_parse_setup_links(media, media_opts.links);
+ if (media_opts.links) {
+ ret = media_parse_setup_links(media, media_opts.links);
+ if (ret) {
+ printf("Unable to parse link: %s (%d)\n",
+ strerror(-ret), -ret);
+ goto out;
+ }
+ }
- if (media_opts.formats)
- v4l2_subdev_parse_setup_formats(media, media_opts.formats);
+ if (media_opts.formats) {
+ ret = v4l2_subdev_parse_setup_formats(media,
+ media_opts.formats);
+ if (ret) {
+ printf("Unable to parse format: %s (%d)\n",
+ strerror(-ret), -ret);
+ goto out;
+ }
+ }
if (media_opts.interactive) {
while (1) {
@@ -348,7 +373,10 @@ int main(int argc, char **argv)
if (buffer[0] == '\n')
break;
- media_parse_setup_link(media, buffer, &end);
+ ret = media_parse_setup_link(media, buffer, &end);
+ if (ret)
+ printf("Unable to parse link: %s (%d)\n",
+ strerror(-ret), -ret);
}
}
diff --git a/src/mediactl.c b/src/mediactl.c
index 43d1b6a..b9c2a10 100644
--- a/src/mediactl.c
+++ b/src/mediactl.c
@@ -270,7 +270,7 @@ static inline void media_udev_close(struct udev *udev)
}
static int media_get_devname_udev(struct udev *udev,
- struct media_entity *entity, int verbose)
+ struct media_entity *entity)
{
struct udev_device *device;
dev_t devnum;
@@ -281,9 +281,8 @@ static int media_get_devname_udev(struct udev *udev,
return -EINVAL;
devnum = makedev(entity->info.v4l.major, entity->info.v4l.minor);
- if (verbose)
- media_dbg(entity->media, "looking up device: %u:%u\n",
- major(devnum), minor(devnum));
+ media_dbg(entity->media, "looking up device: %u:%u\n",
+ major(devnum), minor(devnum));
device = udev_device_new_from_devnum(udev, 'c', devnum);
if (device) {
p = udev_device_get_devnode(device);
@@ -308,7 +307,7 @@ static inline int media_udev_open(struct udev **udev) { return 0; }
static inline void media_udev_close(struct udev *udev) { }
static inline int media_get_devname_udev(struct udev *udev,
- struct media_entity *entity, int verbose)
+ struct media_entity *entity)
{
return -ENOTSUP;
}
@@ -351,7 +350,7 @@ static int media_get_devname_sysfs(struct media_entity *entity)
return 0;
}
-static int media_enum_entities(struct media_device *media, int verbose)
+static int media_enum_entities(struct media_device *media)
{
struct media_entity *entity;
struct udev *udev;
@@ -400,7 +399,7 @@ static int media_enum_entities(struct media_device *media, int verbose)
continue;
/* Try to get the device name via udev */
- if (!media_get_devname_udev(udev, entity, verbose))
+ if (!media_get_devname_udev(udev, entity))
continue;
/* Fall back to get the device name via sysfs */
@@ -429,7 +428,7 @@ void media_debug_set_handler(struct media_device *media,
}
struct media_device *media_open_debug(
- const char *name, int verbose, void (*debug_handler)(void *, ...),
+ const char *name, void (*debug_handler)(void *, ...),
void *debug_priv)
{
struct media_device *media;
@@ -453,7 +452,7 @@ struct media_device *media_open_debug(
media_dbg(media, "Enumerating entities\n");
- ret = media_enum_entities(media, verbose);
+ ret = media_enum_entities(media);
if (ret < 0) {
media_dbg(media,
@@ -478,9 +477,9 @@ struct media_device *media_open_debug(
return media;
}
-struct media_device *media_open(const char *name, int verbose)
+struct media_device *media_open(const char *name)
{
- return media_open_debug(name, verbose, NULL, NULL);
+ return media_open_debug(name, NULL, NULL);
}
void media_close(struct media_device *media)
diff --git a/src/mediactl.h b/src/mediactl.h
index b5b5965..cddf272 100644
--- a/src/mediactl.h
+++ b/src/mediactl.h
@@ -79,7 +79,6 @@ void media_debug_set_handler(
/**
* @brief Open a media device with debugging enabled.
* @param name - name (including path) of the device node.
- * @param verbose - whether to print verbose information on the standard output.
* @param debug_handler - debug message handler
* @param debug_priv - first argument to debug message handler
*
@@ -95,13 +94,12 @@ void media_debug_set_handler(
* media_close when the device isn't needed anymore.
*/
struct media_device *media_open_debug(
- const char *name, int verbose, void (*debug_handler)(void *, ...),
+ const char *name, void (*debug_handler)(void *, ...),
void *debug_priv);
/**
* @brief Open a media device.
* @param name - name (including path) of the device node.
- * @param verbose - whether to print verbose information on the standard output.
*
* Open the media device referenced by @a name and enumerate entities, pads and
* links.
@@ -110,7 +108,7 @@ struct media_device *media_open_debug(
* success and NULL on failure. The returned pointer must be freed with
* media_close when the device isn't needed anymore.
*/
-struct media_device *media_open(const char *name, int verbose);
+struct media_device *media_open(const char *name);
/**
* @brief Close a media device.