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-rw-r--r--main.c274
-rw-r--r--media.c210
-rw-r--r--media.h1
-rw-r--r--subdev.c61
-rw-r--r--subdev.h6
5 files changed, 274 insertions, 278 deletions
diff --git a/main.c b/main.c
index 20939f1..b46affe 100644
--- a/main.c
+++ b/main.c
@@ -39,6 +39,280 @@
#include "media.h"
#include "options.h"
#include "subdev.h"
+#include "tools.h"
+
+/* -----------------------------------------------------------------------------
+ * Printing
+ */
+
+static struct {
+ const char *name;
+ enum v4l2_mbus_pixelcode code;
+} mbus_formats[] = {
+ { "Y8", V4L2_MBUS_FMT_Y8_1X8},
+ { "YUYV", V4L2_MBUS_FMT_YUYV8_1X16 },
+ { "UYVY", V4L2_MBUS_FMT_UYVY8_1X16 },
+ { "SGRBG10", V4L2_MBUS_FMT_SGRBG10_1X10 },
+ { "SGRBG10_DPCM8", V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8 },
+};
+
+static const char *pixelcode_to_string(enum v4l2_mbus_pixelcode code)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) {
+ if (mbus_formats[i].code == code)
+ return mbus_formats[i].name;
+ }
+
+ return "unknown";
+}
+
+static enum v4l2_mbus_pixelcode string_to_pixelcode(const char *string,
+ unsigned int length)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) {
+ if (strncmp(mbus_formats[i].name, string, length) == 0)
+ break;
+ }
+
+ if (i == ARRAY_SIZE(mbus_formats))
+ return (enum v4l2_mbus_pixelcode)-1;
+
+ return mbus_formats[i].code;
+}
+
+static void v4l2_subdev_print_format(struct media_entity *entity,
+ unsigned int pad, enum v4l2_subdev_format_whence which)
+{
+ struct v4l2_mbus_framefmt format;
+ struct v4l2_rect rect;
+ int ret;
+
+ ret = v4l2_subdev_get_format(entity, &format, pad, which);
+ if (ret != 0)
+ return;
+
+ printf("[%s %ux%u", pixelcode_to_string(format.code),
+ format.width, format.height);
+
+ ret = v4l2_subdev_get_crop(entity, &rect, pad, which);
+ if (ret == 0)
+ printf(" (%u,%u)/%ux%u", rect.left, rect.top,
+ rect.width, rect.height);
+ printf("]");
+}
+
+static const char *media_entity_type_to_string(unsigned type)
+{
+ static const struct {
+ __u32 type;
+ const char *name;
+ } types[] = {
+ { MEDIA_ENTITY_TYPE_NODE, "Node" },
+ { MEDIA_ENTITY_TYPE_SUBDEV, "V4L2 subdev" },
+ };
+
+ unsigned int i;
+
+ type &= MEDIA_ENTITY_TYPE_MASK;
+
+ for (i = 0; i < ARRAY_SIZE(types); i++) {
+ if (types[i].type == type)
+ return types[i].name;
+ }
+
+ return "Unknown";
+}
+
+static const char *media_entity_subtype_to_string(unsigned type)
+{
+ static const char *node_types[] = {
+ "Unknown",
+ "V4L",
+ "FB",
+ "ALSA",
+ "DVB",
+ };
+ static const char *subdev_types[] = {
+ "Unknown",
+ "Sensor",
+ "Flash",
+ "Lens",
+ };
+
+ unsigned int subtype = type & MEDIA_ENTITY_SUBTYPE_MASK;
+
+ switch (type & MEDIA_ENTITY_TYPE_MASK) {
+ case MEDIA_ENTITY_TYPE_NODE:
+ if (subtype >= ARRAY_SIZE(node_types))
+ subtype = 0;
+ return node_types[subtype];
+
+ case MEDIA_ENTITY_TYPE_SUBDEV:
+ if (subtype >= ARRAY_SIZE(subdev_types))
+ subtype = 0;
+ return subdev_types[subtype];
+ default:
+ return node_types[0];
+ }
+}
+
+static const char *media_pad_type_to_string(unsigned flag)
+{
+ static const struct {
+ __u32 flag;
+ const char *name;
+ } flags[] = {
+ { MEDIA_PAD_FLAG_INPUT, "Input" },
+ { MEDIA_PAD_FLAG_OUTPUT, "Output" },
+ };
+
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(flags); i++) {
+ if (flags[i].flag & flag)
+ return flags[i].name;
+ }
+
+ return "Unknown";
+}
+
+static void media_print_topology_dot(struct media_device *media)
+{
+ unsigned int i, j;
+
+ printf("digraph board {\n");
+ printf("\trankdir=TB\n");
+
+ for (i = 0; i < media->entities_count; ++i) {
+ struct media_entity *entity = &media->entities[i];
+ unsigned int npads;
+
+ switch (media_entity_type(entity)) {
+ case MEDIA_ENTITY_TYPE_NODE:
+ printf("\tn%08x [label=\"%s\\n%s\", shape=box, style=filled, "
+ "fillcolor=yellow]\n",
+ entity->info.id, entity->info.name, entity->devname);
+ break;
+
+ case MEDIA_ENTITY_TYPE_SUBDEV:
+ printf("\tn%08x [label=\"{{", entity->info.id);
+
+ for (j = 0, npads = 0; j < entity->info.pads; ++j) {
+ if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_INPUT))
+ continue;
+
+ printf("%s<port%u> %u", npads ? " | " : "", j, j);
+ npads++;
+ }
+
+ printf("} | %s", entity->info.name);
+ if (entity->devname)
+ printf("\\n%s", entity->devname);
+ printf(" | {");
+
+ for (j = 0, npads = 0; j < entity->info.pads; ++j) {
+ if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_OUTPUT))
+ continue;
+
+ printf("%s<port%u> %u", npads ? " | " : "", j, j);
+ npads++;
+ }
+
+ printf("}}\", shape=Mrecord, style=filled, fillcolor=green]\n");
+ break;
+
+ default:
+ continue;
+ }
+
+ for (j = 0; j < entity->info.links; j++) {
+ struct media_entity_link *link = &entity->links[j];
+
+ if (link->source->entity != entity)
+ continue;
+
+ printf("\tn%08x", link->source->entity->info.id);
+ if (media_entity_type(link->source->entity) == MEDIA_ENTITY_TYPE_SUBDEV)
+ printf(":port%u", link->source->index);
+ printf(" -> ");
+ printf("n%08x", link->sink->entity->info.id);
+ if (media_entity_type(link->sink->entity) == MEDIA_ENTITY_TYPE_SUBDEV)
+ printf(":port%u", link->sink->index);
+
+ if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE)
+ printf(" [style=bold]");
+ else if (!(link->flags & MEDIA_LINK_FLAG_ACTIVE))
+ printf(" [style=dashed]");
+ printf("\n");
+ }
+ }
+
+ printf("}\n");
+}
+
+static void media_print_topology_text(struct media_device *media)
+{
+ unsigned int i, j, k;
+ unsigned int padding;
+
+ printf("Device topology\n");
+
+ for (i = 0; i < media->entities_count; ++i) {
+ struct media_entity *entity = &media->entities[i];
+
+ padding = printf("- entity %u: ", entity->info.id);
+ printf("%s (%u pad%s, %u link%s)\n", entity->info.name,
+ entity->info.pads, entity->info.pads > 1 ? "s" : "",
+ entity->info.links, entity->info.links > 1 ? "s" : "");
+ printf("%*ctype %s subtype %s\n", padding, ' ',
+ media_entity_type_to_string(entity->info.type),
+ media_entity_subtype_to_string(entity->info.type));
+ if (entity->devname[0])
+ printf("%*cdevice node name %s\n", padding, ' ', entity->devname);
+
+ for (j = 0; j < entity->info.pads; j++) {
+ struct media_entity_pad *pad = &entity->pads[j];
+
+ printf("\tpad%u: %s ", j, media_pad_type_to_string(pad->flags));
+
+ if (media_entity_type(entity) == MEDIA_ENTITY_TYPE_SUBDEV)
+ v4l2_subdev_print_format(entity, j, V4L2_SUBDEV_FORMAT_ACTIVE);
+
+ printf("\n");
+
+ for (k = 0; k < entity->info.links; k++) {
+ struct media_entity_link *link = &entity->links[k];
+
+ if (link->source->entity != entity ||
+ link->source->index != j)
+ continue;
+
+ printf("\t\t-> '%s':pad%u [",
+ link->sink->entity->info.name, link->sink->index);
+
+ if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE)
+ printf("IMMUTABLE,");
+ if (link->flags & MEDIA_LINK_FLAG_ACTIVE)
+ printf("ACTIVE");
+
+ printf("]\n");
+ }
+ }
+ printf("\n");
+ }
+}
+
+void media_print_topology(struct media_device *media, int dot)
+{
+ if (dot)
+ media_print_topology_dot(media);
+ else
+ media_print_topology_text(media);
+}
/* -----------------------------------------------------------------------------
* Links setup
diff --git a/media.c b/media.c
index 9974ae1..e976978 100644
--- a/media.c
+++ b/media.c
@@ -32,84 +32,8 @@
#include <linux/media.h>
#include "media.h"
-#include "subdev.h"
#include "tools.h"
-static const char *media_entity_type_to_string(unsigned type)
-{
- static const struct {
- __u32 type;
- const char *name;
- } types[] = {
- { MEDIA_ENTITY_TYPE_NODE, "Node" },
- { MEDIA_ENTITY_TYPE_SUBDEV, "V4L2 subdev" },
- };
-
- unsigned int i;
-
- type &= MEDIA_ENTITY_TYPE_MASK;
-
- for (i = 0; i < ARRAY_SIZE(types); i++) {
- if (types[i].type == type)
- return types[i].name;
- }
-
- return "Unknown";
-}
-
-static const char *media_entity_subtype_to_string(unsigned type)
-{
- static const char *node_types[] = {
- "Unknown",
- "V4L",
- "FB",
- "ALSA",
- "DVB",
- };
- static const char *subdev_types[] = {
- "Unknown",
- "Sensor",
- "Flash",
- "Lens",
- };
-
- unsigned int subtype = type & MEDIA_ENTITY_SUBTYPE_MASK;
-
- switch (type & MEDIA_ENTITY_TYPE_MASK) {
- case MEDIA_ENTITY_TYPE_NODE:
- if (subtype >= ARRAY_SIZE(node_types))
- subtype = 0;
- return node_types[subtype];
-
- case MEDIA_ENTITY_TYPE_SUBDEV:
- if (subtype >= ARRAY_SIZE(subdev_types))
- subtype = 0;
- return subdev_types[subtype];
- default:
- return node_types[0];
- }
-}
-
-static const char *media_pad_type_to_string(unsigned flag)
-{
- static const struct {
- __u32 flag;
- const char *name;
- } flags[] = {
- { MEDIA_PAD_FLAG_INPUT, "Input" },
- { MEDIA_PAD_FLAG_OUTPUT, "Output" },
- };
-
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(flags); i++) {
- if (flags[i].flag & flag)
- return flags[i].name;
- }
-
- return "Unknown";
-}
-
/*
* media_entity_remote_pad -
*/
@@ -244,140 +168,6 @@ int media_reset_links(struct media_device *media)
return 0;
}
-static void media_print_topology_dot(struct media_device *media)
-{
- unsigned int i, j;
-
- printf("digraph board {\n");
- printf("\trankdir=TB\n");
-
- for (i = 0; i < media->entities_count; ++i) {
- struct media_entity *entity = &media->entities[i];
- unsigned int npads;
-
- switch (media_entity_type(entity)) {
- case MEDIA_ENTITY_TYPE_NODE:
- printf("\tn%08x [label=\"%s\\n%s\", shape=box, style=filled, "
- "fillcolor=yellow]\n",
- entity->info.id, entity->info.name, entity->devname);
- break;
-
- case MEDIA_ENTITY_TYPE_SUBDEV:
- printf("\tn%08x [label=\"{{", entity->info.id);
-
- for (j = 0, npads = 0; j < entity->info.pads; ++j) {
- if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_INPUT))
- continue;
-
- printf("%s<port%u> %u", npads ? " | " : "", j, j);
- npads++;
- }
-
- printf("} | %s", entity->info.name);
- if (entity->devname)
- printf("\\n%s", entity->devname);
- printf(" | {");
-
- for (j = 0, npads = 0; j < entity->info.pads; ++j) {
- if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_OUTPUT))
- continue;
-
- printf("%s<port%u> %u", npads ? " | " : "", j, j);
- npads++;
- }
-
- printf("}}\", shape=Mrecord, style=filled, fillcolor=green]\n");
- break;
-
- default:
- continue;
- }
-
- for (j = 0; j < entity->info.links; j++) {
- struct media_entity_link *link = &entity->links[j];
-
- if (link->source->entity != entity)
- continue;
-
- printf("\tn%08x", link->source->entity->info.id);
- if (media_entity_type(link->source->entity) == MEDIA_ENTITY_TYPE_SUBDEV)
- printf(":port%u", link->source->index);
- printf(" -> ");
- printf("n%08x", link->sink->entity->info.id);
- if (media_entity_type(link->sink->entity) == MEDIA_ENTITY_TYPE_SUBDEV)
- printf(":port%u", link->sink->index);
-
- if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE)
- printf(" [style=bold]");
- else if (!(link->flags & MEDIA_LINK_FLAG_ACTIVE))
- printf(" [style=dashed]");
- printf("\n");
- }
- }
-
- printf("}\n");
-}
-
-static void media_print_topology_text(struct media_device *media)
-{
- unsigned int i, j, k;
- unsigned int padding;
-
- printf("Device topology\n");
-
- for (i = 0; i < media->entities_count; ++i) {
- struct media_entity *entity = &media->entities[i];
-
- padding = printf("- entity %u: ", entity->info.id);
- printf("%s (%u pad%s, %u link%s)\n", entity->info.name,
- entity->info.pads, entity->info.pads > 1 ? "s" : "",
- entity->info.links, entity->info.links > 1 ? "s" : "");
- printf("%*ctype %s subtype %s\n", padding, ' ',
- media_entity_type_to_string(entity->info.type),
- media_entity_subtype_to_string(entity->info.type));
- if (entity->devname[0])
- printf("%*cdevice node name %s\n", padding, ' ', entity->devname);
-
- for (j = 0; j < entity->info.pads; j++) {
- struct media_entity_pad *pad = &entity->pads[j];
-
- printf("\tpad%u: %s ", j, media_pad_type_to_string(pad->flags));
-
- if (media_entity_type(entity) == MEDIA_ENTITY_TYPE_SUBDEV)
- v4l2_subdev_print_format(entity, j, V4L2_SUBDEV_FORMAT_ACTIVE);
-
- printf("\n");
-
- for (k = 0; k < entity->info.links; k++) {
- struct media_entity_link *link = &entity->links[k];
-
- if (link->source->entity != entity ||
- link->source->index != j)
- continue;
-
- printf("\t\t-> '%s':pad%u [",
- link->sink->entity->info.name, link->sink->index);
-
- if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE)
- printf("IMMUTABLE,");
- if (link->flags & MEDIA_LINK_FLAG_ACTIVE)
- printf("ACTIVE");
-
- printf("]\n");
- }
- }
- printf("\n");
- }
-}
-
-void media_print_topology(struct media_device *media, int dot)
-{
- if (dot)
- media_print_topology_dot(media);
- else
- media_print_topology_text(media);
-}
-
static int media_enum_links(struct media_device *media)
{
__u32 id;
diff --git a/media.h b/media.h
index 41b5556..9467cdc 100644
--- a/media.h
+++ b/media.h
@@ -63,7 +63,6 @@ struct media_entity *media_get_entity_by_name(struct media_device *media,
const char *name, size_t length);
struct media_entity *media_get_entity_by_id(struct media_device *media,
__u32 id);
-void media_print_topology(struct media_device *media, int dot);
int media_setup_link(struct media_device *media,
struct media_entity_pad *source, struct media_entity_pad *sink,
__u32 flags);
diff --git a/subdev.c b/subdev.c
index 0582e8a..b324d4e 100644
--- a/subdev.c
+++ b/subdev.c
@@ -33,45 +33,6 @@
#include "subdev.h"
#include "tools.h"
-static struct {
- const char *name;
- enum v4l2_mbus_pixelcode code;
-} mbus_formats[] = {
- { "Y8", V4L2_MBUS_FMT_Y8_1X8},
- { "YUYV", V4L2_MBUS_FMT_YUYV8_1X16 },
- { "UYVY", V4L2_MBUS_FMT_UYVY8_1X16 },
- { "SGRBG10", V4L2_MBUS_FMT_SGRBG10_1X10 },
- { "SGRBG10_DPCM8", V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8 },
-};
-
-const char *pixelcode_to_string(enum v4l2_mbus_pixelcode code)
-{
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) {
- if (mbus_formats[i].code == code)
- return mbus_formats[i].name;
- }
-
- return "unknown";
-}
-
-enum v4l2_mbus_pixelcode string_to_pixelcode(const char *string,
- unsigned int length)
-{
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) {
- if (strncmp(mbus_formats[i].name, string, length) == 0)
- break;
- }
-
- if (i == ARRAY_SIZE(mbus_formats))
- return (enum v4l2_mbus_pixelcode)-1;
-
- return mbus_formats[i].code;
-}
-
static int v4l2_subdev_open(struct media_entity *entity)
{
if (entity->fd != -1)
@@ -199,25 +160,3 @@ int v4l2_subdev_set_frame_interval(struct media_entity *entity,
*interval = ival.interval;
return 0;
}
-
-void v4l2_subdev_print_format(struct media_entity *entity,
- unsigned int pad, enum v4l2_subdev_format_whence which)
-{
- struct v4l2_mbus_framefmt format;
- struct v4l2_rect rect;
- int ret;
-
- ret = v4l2_subdev_get_format(entity, &format, pad, which);
- if (ret != 0)
- return;
-
- printf("[%s %ux%u", pixelcode_to_string(format.code),
- format.width, format.height);
-
- ret = v4l2_subdev_get_crop(entity, &rect, pad, which);
- if (ret == 0)
- printf(" (%u,%u)/%ux%u", rect.left, rect.top,
- rect.width, rect.height);
- printf("]");
-}
-
diff --git a/subdev.h b/subdev.h
index f529794..7c1733d 100644
--- a/subdev.h
+++ b/subdev.h
@@ -24,9 +24,6 @@
struct media_entity;
-const char *pixelcode_to_string(enum v4l2_mbus_pixelcode code);
-enum v4l2_mbus_pixelcode string_to_pixelcode(const char *string,
- unsigned int length);
int v4l2_subdev_get_format(struct media_entity *entity,
struct v4l2_mbus_framefmt *format, unsigned int pad,
@@ -41,8 +38,5 @@ int v4l2_subdev_set_crop(struct media_entity *entity, struct v4l2_rect *rect,
int v4l2_subdev_set_frame_interval(struct media_entity *entity,
struct v4l2_fract *interval);
-void v4l2_subdev_print_format(struct media_entity *entity,
- unsigned int pad, enum v4l2_subdev_format_whence which);
-
#endif