diff options
Diffstat (limited to 'drivers/core')
-rw-r--r-- | drivers/core/root.c | 53 | ||||
-rw-r--r-- | drivers/core/tag.c | 11 |
2 files changed, 64 insertions, 0 deletions
diff --git a/drivers/core/root.c b/drivers/core/root.c index 17dd1205a3..f24ddfa521 100644 --- a/drivers/core/root.c +++ b/drivers/core/root.c @@ -449,6 +449,59 @@ void dm_get_stats(int *device_countp, int *uclass_countp) *uclass_countp = uclass_get_count(); } +void dev_collect_stats(struct dm_stats *stats, const struct udevice *parent) +{ + const struct udevice *dev; + int i; + + stats->dev_count++; + stats->dev_size += sizeof(struct udevice); + stats->dev_name_size += strlen(parent->name) + 1; + for (i = 0; i < DM_TAG_ATTACH_COUNT; i++) { + int size = dev_get_attach_size(parent, i); + + if (size || + (i == DM_TAG_DRIVER_DATA && parent->driver_data)) { + stats->attach_count[i]++; + stats->attach_size[i] += size; + stats->attach_count_total++; + stats->attach_size_total += size; + } + } + + list_for_each_entry(dev, &parent->child_head, sibling_node) + dev_collect_stats(stats, dev); +} + +void uclass_collect_stats(struct dm_stats *stats) +{ + struct uclass *uc; + + list_for_each_entry(uc, gd->uclass_root, sibling_node) { + int size; + + stats->uc_count++; + stats->uc_size += sizeof(struct uclass); + size = uc->uc_drv->priv_auto; + if (size) { + stats->uc_attach_count++; + stats->uc_attach_size += size; + } + } +} + +void dm_get_mem(struct dm_stats *stats) +{ + memset(stats, '\0', sizeof(*stats)); + dev_collect_stats(stats, gd->dm_root); + uclass_collect_stats(stats); + dev_tag_collect_stats(stats); + + stats->total_size = stats->dev_size + stats->uc_size + + stats->attach_size_total + stats->uc_attach_size + + stats->tag_size; +} + #ifdef CONFIG_ACPIGEN static int root_acpi_get_name(const struct udevice *dev, char *out_name) { diff --git a/drivers/core/tag.c b/drivers/core/tag.c index 22999193a5..2961725b65 100644 --- a/drivers/core/tag.c +++ b/drivers/core/tag.c @@ -6,6 +6,7 @@ #include <malloc.h> #include <asm/global_data.h> +#include <dm/root.h> #include <dm/tag.h> #include <linux/err.h> #include <linux/list.h> @@ -137,3 +138,13 @@ int dev_tag_del_all(struct udevice *dev) return -ENOENT; } + +void dev_tag_collect_stats(struct dm_stats *stats) +{ + struct dmtag_node *node; + + list_for_each_entry(node, &gd->dmtag_list, sibling) { + stats->tag_count++; + stats->tag_size += sizeof(struct dmtag_node); + } +} |