/*
* The PCI Library -- User Access
*
- * Copyright (c) 1997--2014 Martin Mares <mj@ucw.cz>
+ * Copyright (c) 1997--2018 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
return d;
}
+static void
+pci_free_properties(struct pci_dev *d)
+{
+ struct pci_property *p;
+
+ while (p = d->properties)
+ {
+ d->properties = p->next;
+ pci_mfree(p);
+ }
+}
+
void pci_free_dev(struct pci_dev *d)
{
if (d->methods->cleanup_dev)
d->methods->cleanup_dev(d);
+
pci_free_caps(d);
- pci_mfree(d->module_alias);
- pci_mfree(d->label);
- pci_mfree(d->phy_slot);
+ pci_free_properties(d);
pci_mfree(d);
}
return d->methods->write(d, pos, buf, len);
}
+static void
+pci_reset_properties(struct pci_dev *d)
+{
+ d->known_fields = 0;
+ d->phy_slot = NULL;
+ d->module_alias = NULL;
+ d->label = NULL;
+ pci_free_caps(d);
+ pci_free_properties(d);
+}
+
int
pci_fill_info_v35(struct pci_dev *d, int flags)
{
- if (flags & PCI_FILL_RESCAN)
+ unsigned int uflags = flags;
+ if (uflags & PCI_FILL_RESCAN)
{
- flags &= ~PCI_FILL_RESCAN;
- d->known_fields = 0;
- pci_free_caps(d);
+ uflags &= ~PCI_FILL_RESCAN;
+ pci_reset_properties(d);
}
- if (flags & ~d->known_fields)
+ if (uflags & ~d->known_fields)
d->known_fields |= d->methods->fill_info(d, flags & ~d->known_fields);
return d->known_fields;
}
d->cache = cache;
d->cache_len = len;
}
+
+char *
+pci_set_property(struct pci_dev *d, u32 key, char *value)
+{
+ struct pci_property *p;
+ struct pci_property **pp = &d->properties;
+
+ while (p = *pp)
+ {
+ if (p->key == key)
+ {
+ *pp = p->next;
+ pci_mfree(p);
+ }
+ else
+ pp = &p->next;
+ }
+
+ if (!value)
+ return NULL;
+
+ p = pci_malloc(d->access, sizeof(*p) + strlen(value));
+ *pp = p;
+ p->next = NULL;
+ p->key = key;
+ strcpy(p->value, value);
+
+ return p->value;
+}
+
+char *
+pci_get_string_property(struct pci_dev *d, u32 prop)
+{
+ struct pci_property *p;
+
+ for (p = d->properties; p; p = p->next)
+ if (p->key == prop)
+ return p->value;
+
+ return NULL;
+}