pci/hotplug/cpci_hotplug_pci.c

33 u8 cpci_get_attention_status(struct slot *slot)
38 	hs_cap = pci_bus_find_capability(slot->bus,
39 					 slot->devfn,
44 	if (pci_bus_read_config_word(slot->bus,
45 				     slot->devfn,
53 int cpci_set_attention_status(struct slot *slot, int status)
58 	hs_cap = pci_bus_find_capability(slot->bus,
59 					 slot->devfn,
63 	if (pci_bus_read_config_word(slot->bus,
64 				     slot->devfn,
72 	if (pci_bus_write_config_word(slot->bus,
73 				      slot->devfn,
80 u16 cpci_get_hs_csr(struct slot *slot)
85 	hs_cap = pci_bus_find_capability(slot->bus,
86 					 slot->devfn,
90 	if (pci_bus_read_config_word(slot->bus,
91 				     slot->devfn,
98 int cpci_check_and_clear_ins(struct slot *slot)
104 	hs_cap = pci_bus_find_capability(slot->bus,
105 					 slot->devfn,
109 	if (pci_bus_read_config_word(slot->bus,
110 				     slot->devfn,
116 		if (pci_bus_write_config_word(slot->bus,
117 					      slot->devfn,
127 int cpci_check_ext(struct slot *slot)
133 	hs_cap = pci_bus_find_capability(slot->bus,
134 					 slot->devfn,
138 	if (pci_bus_read_config_word(slot->bus,
139 				     slot->devfn,
148 int cpci_clear_ext(struct slot *slot)
153 	hs_cap = pci_bus_find_capability(slot->bus,
154 					 slot->devfn,
158 	if (pci_bus_read_config_word(slot->bus,
159 				     slot->devfn,
165 		if (pci_bus_write_config_word(slot->bus,
166 					      slot->devfn,
174 int cpci_led_on(struct slot *slot)
179 	hs_cap = pci_bus_find_capability(slot->bus,
180 					 slot->devfn,
184 	if (pci_bus_read_config_word(slot->bus,
185 				     slot->devfn,
191 		if (pci_bus_write_config_word(slot->bus,
192 					      slot->devfn,
195 			err("Could not set LOO for slot %s", slot_name(slot));
202 int cpci_led_off(struct slot *slot)
207 	hs_cap = pci_bus_find_capability(slot->bus,
208 					 slot->devfn,
212 	if (pci_bus_read_config_word(slot->bus,
213 				     slot->devfn,
219 		if (pci_bus_write_config_word(slot->bus,
220 					      slot->devfn,
223 			err("Could not clear LOO for slot %s", slot_name(slot));
235 int cpci_configure_slot(struct slot *slot)
245 	if (slot->dev == NULL) {
247 		    slot->bus->number, PCI_SLOT(slot->devfn), PCI_FUNC(slot->devfn));
248 		slot->dev = pci_get_slot(slot->bus, slot->devfn);
252 	if (slot->dev == NULL) {
260 		n = pci_scan_slot(slot->bus, slot->devfn);
262 		slot->dev = pci_get_slot(slot->bus, slot->devfn);
263 		if (slot->dev == NULL) {
264 			err("Could not find PCI device for slot %02x", slot->number);
269 	parent = slot->dev->bus;
272 		if (PCI_SLOT(dev->devfn) == PCI_SLOT(slot->devfn))
286 int cpci_unconfigure_slot(struct slot *slot)
291 	if (!slot->dev) {
292 		err("No device for slot %02x\n", slot->number);
298 	list_for_each_entry_safe(dev, temp, &slot->bus->devices, bus_list) {
299 		if (PCI_SLOT(dev->devfn) != PCI_SLOT(slot->devfn))
305 	pci_dev_put(slot->dev);
306 	slot->dev = NULL;