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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 22:31:34 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 22:31:34 -0400
commit3a2c5dad6c4d4551effba477f4f45fa5feb1293f (patch)
tree1e1f1ab67279c46c3e6aed1c4041880f58ec5dae
parent2242d5eff17cf91110a3c44747f9f2e1a938cbda (diff)
parenta491913ff22c2b69d937d14296db6fa34dbff068 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: PCI: remove unused resource assignment in pci_read_bridge_bases() PCI hotplug: shpchp: message refinement PCI hotplug: shpchp: replace printk with dev_printk PCI: add routines for debugging and handling lost interrupts PCI hotplug: pciehp: message refinement PCI: fix ARI code to be compatible with mixed ARI/non-ARI systems PCI hotplug: cpqphp: fix kernel NULL pointer dereference
-rw-r--r--drivers/pci/Makefile3
-rw-r--r--drivers/pci/hotplug/cpqphp_core.c2
-rw-r--r--drivers/pci/hotplug/pciehp.h2
-rw-r--r--drivers/pci/hotplug/pciehp_core.c38
-rw-r--r--drivers/pci/hotplug/pciehp_ctrl.c64
-rw-r--r--drivers/pci/hotplug/pciehp_hpc.c43
-rw-r--r--drivers/pci/hotplug/pciehp_pci.c19
-rw-r--r--drivers/pci/hotplug/shpchp.h22
-rw-r--r--drivers/pci/hotplug/shpchp_core.c48
-rw-r--r--drivers/pci/hotplug/shpchp_ctrl.c158
-rw-r--r--drivers/pci/hotplug/shpchp_hpc.c113
-rw-r--r--drivers/pci/hotplug/shpchp_pci.c36
-rw-r--r--drivers/pci/irq.c60
-rw-r--r--drivers/pci/pci.c21
-rw-r--r--drivers/pci/probe.c3
-rw-r--r--include/linux/pci.h7
16 files changed, 376 insertions, 263 deletions
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
index 4b47f4ece5b7..af3bfe22847b 100644
--- a/drivers/pci/Makefile
+++ b/drivers/pci/Makefile
@@ -3,7 +3,8 @@
3# 3#
4 4
5obj-y += access.o bus.o probe.o remove.o pci.o quirks.o slot.o \ 5obj-y += access.o bus.o probe.o remove.o pci.o quirks.o slot.o \
6 pci-driver.o search.o pci-sysfs.o rom.o setup-res.o 6 pci-driver.o search.o pci-sysfs.o rom.o setup-res.o \
7 irq.o
7obj-$(CONFIG_PROC_FS) += proc.o 8obj-$(CONFIG_PROC_FS) += proc.o
8 9
9# Build PCI Express stuff if needed 10# Build PCI Express stuff if needed
diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c
index 724d42c4adbc..8514c3a1746a 100644
--- a/drivers/pci/hotplug/cpqphp_core.c
+++ b/drivers/pci/hotplug/cpqphp_core.c
@@ -433,7 +433,7 @@ static int ctrl_slot_setup(struct controller *ctrl,
433 slot->number, ctrl->slot_device_offset, 433 slot->number, ctrl->slot_device_offset,
434 slot_number); 434 slot_number);
435 result = pci_hp_register(hotplug_slot, 435 result = pci_hp_register(hotplug_slot,
436 ctrl->pci_dev->subordinate, 436 ctrl->pci_dev->bus,
437 slot->device, 437 slot->device,
438 name); 438 name);
439 if (result) { 439 if (result) {
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index a4817a841fae..b2801a7ee37f 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -188,7 +188,7 @@ static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)
188 return slot; 188 return slot;
189 } 189 }
190 190
191 ctrl_err(ctrl, "%s: slot (device=0x%x) not found\n", __func__, device); 191 ctrl_err(ctrl, "Slot (device=0x%02x) not found\n", device);
192 return NULL; 192 return NULL;
193} 193}
194 194
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 62be1b59c74b..4b23bc39b11e 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -184,7 +184,7 @@ static void release_slot(struct hotplug_slot *hotplug_slot)
184{ 184{
185 struct slot *slot = hotplug_slot->private; 185 struct slot *slot = hotplug_slot->private;
186 186
187 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 187 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
188 __func__, hotplug_slot_name(hotplug_slot)); 188 __func__, hotplug_slot_name(hotplug_slot));
189 189
190 kfree(hotplug_slot->info); 190 kfree(hotplug_slot->info);
@@ -216,9 +216,11 @@ static int init_slots(struct controller *ctrl)
216 slot->hotplug_slot = hotplug_slot; 216 slot->hotplug_slot = hotplug_slot;
217 snprintf(name, SLOT_NAME_SIZE, "%u", slot->number); 217 snprintf(name, SLOT_NAME_SIZE, "%u", slot->number);
218 218
219 ctrl_dbg(ctrl, "Registering bus=%x dev=%x hp_slot=%x sun=%x " 219 ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:%02x "
220 "slot_device_offset=%x\n", slot->bus, slot->device, 220 "hp_slot=%x sun=%x slot_device_offset=%x\n",
221 slot->hp_slot, slot->number, ctrl->slot_device_offset); 221 pci_domain_nr(ctrl->pci_dev->subordinate),
222 slot->bus, slot->device, slot->hp_slot, slot->number,
223 ctrl->slot_device_offset);
222 retval = pci_hp_register(hotplug_slot, 224 retval = pci_hp_register(hotplug_slot,
223 ctrl->pci_dev->subordinate, 225 ctrl->pci_dev->subordinate,
224 slot->device, 226 slot->device,
@@ -238,7 +240,7 @@ static int init_slots(struct controller *ctrl)
238 &hotplug_slot_attr_lock.attr); 240 &hotplug_slot_attr_lock.attr);
239 if (retval) { 241 if (retval) {
240 pci_hp_deregister(hotplug_slot); 242 pci_hp_deregister(hotplug_slot);
241 ctrl_err(ctrl, "cannot create additional sysfs " 243 ctrl_err(ctrl, "Cannot create additional sysfs "
242 "entries\n"); 244 "entries\n");
243 goto error_info; 245 goto error_info;
244 } 246 }
@@ -273,7 +275,7 @@ static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status)
273{ 275{
274 struct slot *slot = hotplug_slot->private; 276 struct slot *slot = hotplug_slot->private;
275 277
276 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 278 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
277 __func__, slot_name(slot)); 279 __func__, slot_name(slot));
278 280
279 hotplug_slot->info->attention_status = status; 281 hotplug_slot->info->attention_status = status;
@@ -289,7 +291,7 @@ static int enable_slot(struct hotplug_slot *hotplug_slot)
289{ 291{
290 struct slot *slot = hotplug_slot->private; 292 struct slot *slot = hotplug_slot->private;
291 293
292 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 294 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
293 __func__, slot_name(slot)); 295 __func__, slot_name(slot));
294 296
295 return pciehp_sysfs_enable_slot(slot); 297 return pciehp_sysfs_enable_slot(slot);
@@ -300,7 +302,7 @@ static int disable_slot(struct hotplug_slot *hotplug_slot)
300{ 302{
301 struct slot *slot = hotplug_slot->private; 303 struct slot *slot = hotplug_slot->private;
302 304
303 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 305 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
304 __func__, slot_name(slot)); 306 __func__, slot_name(slot));
305 307
306 return pciehp_sysfs_disable_slot(slot); 308 return pciehp_sysfs_disable_slot(slot);
@@ -311,7 +313,7 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value)
311 struct slot *slot = hotplug_slot->private; 313 struct slot *slot = hotplug_slot->private;
312 int retval; 314 int retval;
313 315
314 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 316 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
315 __func__, slot_name(slot)); 317 __func__, slot_name(slot));
316 318
317 retval = slot->hpc_ops->get_power_status(slot, value); 319 retval = slot->hpc_ops->get_power_status(slot, value);
@@ -326,7 +328,7 @@ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 *value)
326 struct slot *slot = hotplug_slot->private; 328 struct slot *slot = hotplug_slot->private;
327 int retval; 329 int retval;
328 330
329 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 331 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
330 __func__, slot_name(slot)); 332 __func__, slot_name(slot));
331 333
332 retval = slot->hpc_ops->get_attention_status(slot, value); 334 retval = slot->hpc_ops->get_attention_status(slot, value);
@@ -341,7 +343,7 @@ static int get_latch_status(struct hotplug_slot *hotplug_slot, u8 *value)
341 struct slot *slot = hotplug_slot->private; 343 struct slot *slot = hotplug_slot->private;
342 int retval; 344 int retval;
343 345
344 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 346 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
345 __func__, slot_name(slot)); 347 __func__, slot_name(slot));
346 348
347 retval = slot->hpc_ops->get_latch_status(slot, value); 349 retval = slot->hpc_ops->get_latch_status(slot, value);
@@ -356,7 +358,7 @@ static int get_adapter_status(struct hotplug_slot *hotplug_slot, u8 *value)
356 struct slot *slot = hotplug_slot->private; 358 struct slot *slot = hotplug_slot->private;
357 int retval; 359 int retval;
358 360
359 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 361 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
360 __func__, slot_name(slot)); 362 __func__, slot_name(slot));
361 363
362 retval = slot->hpc_ops->get_adapter_status(slot, value); 364 retval = slot->hpc_ops->get_adapter_status(slot, value);
@@ -372,7 +374,7 @@ static int get_max_bus_speed(struct hotplug_slot *hotplug_slot,
372 struct slot *slot = hotplug_slot->private; 374 struct slot *slot = hotplug_slot->private;
373 int retval; 375 int retval;
374 376
375 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 377 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
376 __func__, slot_name(slot)); 378 __func__, slot_name(slot));
377 379
378 retval = slot->hpc_ops->get_max_bus_speed(slot, value); 380 retval = slot->hpc_ops->get_max_bus_speed(slot, value);
@@ -387,7 +389,7 @@ static int get_cur_bus_speed(struct hotplug_slot *hotplug_slot, enum pci_bus_spe
387 struct slot *slot = hotplug_slot->private; 389 struct slot *slot = hotplug_slot->private;
388 int retval; 390 int retval;
389 391
390 ctrl_dbg(slot->ctrl, "%s - physical_slot = %s\n", 392 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
391 __func__, slot_name(slot)); 393 __func__, slot_name(slot));
392 394
393 retval = slot->hpc_ops->get_cur_bus_speed(slot, value); 395 retval = slot->hpc_ops->get_cur_bus_speed(slot, value);
@@ -414,7 +416,7 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
414 416
415 ctrl = pcie_init(dev); 417 ctrl = pcie_init(dev);
416 if (!ctrl) { 418 if (!ctrl) {
417 dev_err(&dev->device, "controller initialization failed\n"); 419 dev_err(&dev->device, "Controller initialization failed\n");
418 goto err_out_none; 420 goto err_out_none;
419 } 421 }
420 set_service_data(dev, ctrl); 422 set_service_data(dev, ctrl);
@@ -423,10 +425,10 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
423 rc = init_slots(ctrl); 425 rc = init_slots(ctrl);
424 if (rc) { 426 if (rc) {
425 if (rc == -EBUSY) 427 if (rc == -EBUSY)
426 ctrl_warn(ctrl, "slot already registered by another " 428 ctrl_warn(ctrl, "Slot already registered by another "
427 "hotplug driver\n"); 429 "hotplug driver\n");
428 else 430 else
429 ctrl_err(ctrl, "slot initialization failed\n"); 431 ctrl_err(ctrl, "Slot initialization failed\n");
430 goto err_out_release_ctlr; 432 goto err_out_release_ctlr;
431 } 433 }
432 434
@@ -523,7 +525,7 @@ static int __init pcied_init(void)
523 dbg("pcie_port_service_register = %d\n", retval); 525 dbg("pcie_port_service_register = %d\n", retval);
524 info(DRIVER_DESC " version: " DRIVER_VERSION "\n"); 526 info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
525 if (retval) 527 if (retval)
526 dbg("%s: Failure to register service\n", __func__); 528 dbg("Failure to register service\n");
527 return retval; 529 return retval;
528} 530}
529 531
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index d6c5eb297753..fead63c6b49e 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -61,7 +61,7 @@ u8 pciehp_handle_attention_button(struct slot *p_slot)
61 struct controller *ctrl = p_slot->ctrl; 61 struct controller *ctrl = p_slot->ctrl;
62 62
63 /* Attention Button Change */ 63 /* Attention Button Change */
64 ctrl_dbg(ctrl, "Attention button interrupt received.\n"); 64 ctrl_dbg(ctrl, "Attention button interrupt received\n");
65 65
66 /* 66 /*
67 * Button pressed - See if need to TAKE ACTION!!! 67 * Button pressed - See if need to TAKE ACTION!!!
@@ -81,7 +81,7 @@ u8 pciehp_handle_switch_change(struct slot *p_slot)
81 struct controller *ctrl = p_slot->ctrl; 81 struct controller *ctrl = p_slot->ctrl;
82 82
83 /* Switch Change */ 83 /* Switch Change */
84 ctrl_dbg(ctrl, "Switch interrupt received.\n"); 84 ctrl_dbg(ctrl, "Switch interrupt received\n");
85 85
86 p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 86 p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
87 if (getstatus) { 87 if (getstatus) {
@@ -110,7 +110,7 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
110 struct controller *ctrl = p_slot->ctrl; 110 struct controller *ctrl = p_slot->ctrl;
111 111
112 /* Presence Change */ 112 /* Presence Change */
113 ctrl_dbg(ctrl, "Presence/Notify input change.\n"); 113 ctrl_dbg(ctrl, "Presence/Notify input change\n");
114 114
115 /* Switch is open, assume a presence change 115 /* Switch is open, assume a presence change
116 * Save the presence state 116 * Save the presence state
@@ -142,7 +142,7 @@ u8 pciehp_handle_power_fault(struct slot *p_slot)
142 struct controller *ctrl = p_slot->ctrl; 142 struct controller *ctrl = p_slot->ctrl;
143 143
144 /* power fault */ 144 /* power fault */
145 ctrl_dbg(ctrl, "Power fault interrupt received.\n"); 145 ctrl_dbg(ctrl, "Power fault interrupt received\n");
146 146
147 if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) { 147 if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) {
148 /* 148 /*
@@ -157,7 +157,7 @@ u8 pciehp_handle_power_fault(struct slot *p_slot)
157 */ 157 */
158 ctrl_info(ctrl, "Power fault on Slot(%s)\n", slot_name(p_slot)); 158 ctrl_info(ctrl, "Power fault on Slot(%s)\n", slot_name(p_slot));
159 event_type = INT_POWER_FAULT; 159 event_type = INT_POWER_FAULT;
160 ctrl_info(ctrl, "power fault bit %x set\n", 0); 160 ctrl_info(ctrl, "Power fault bit %x set\n", 0);
161 } 161 }
162 162
163 queue_interrupt_event(p_slot, event_type); 163 queue_interrupt_event(p_slot, event_type);
@@ -175,8 +175,7 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
175 if (POWER_CTRL(ctrl)) { 175 if (POWER_CTRL(ctrl)) {
176 if (pslot->hpc_ops->power_off_slot(pslot)) { 176 if (pslot->hpc_ops->power_off_slot(pslot)) {
177 ctrl_err(ctrl, 177 ctrl_err(ctrl,
178 "%s: Issue of Slot Power Off command failed\n", 178 "Issue of Slot Power Off command failed\n");
179 __func__);
180 return; 179 return;
181 } 180 }
182 } 181 }
@@ -193,8 +192,8 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
193 192
194 if (ATTN_LED(ctrl)) { 193 if (ATTN_LED(ctrl)) {
195 if (pslot->hpc_ops->set_attention_status(pslot, 1)) { 194 if (pslot->hpc_ops->set_attention_status(pslot, 1)) {
196 ctrl_err(ctrl, "%s: Issue of Set Attention " 195 ctrl_err(ctrl,
197 "Led command failed\n", __func__); 196 "Issue of Set Attention Led command failed\n");
198 return; 197 return;
199 } 198 }
200 } 199 }
@@ -211,8 +210,9 @@ static int board_added(struct slot *p_slot)
211{ 210{
212 int retval = 0; 211 int retval = 0;
213 struct controller *ctrl = p_slot->ctrl; 212 struct controller *ctrl = p_slot->ctrl;
213 struct pci_bus *parent = ctrl->pci_dev->subordinate;
214 214
215 ctrl_dbg(ctrl, "%s: slot device, slot offset, hp slot = %d, %d ,%d\n", 215 ctrl_dbg(ctrl, "%s: slot device, slot offset, hp slot = %d, %d, %d\n",
216 __func__, p_slot->device, ctrl->slot_device_offset, 216 __func__, p_slot->device, ctrl->slot_device_offset,
217 p_slot->hp_slot); 217 p_slot->hp_slot);
218 218
@@ -229,22 +229,22 @@ static int board_added(struct slot *p_slot)
229 /* Check link training status */ 229 /* Check link training status */
230 retval = p_slot->hpc_ops->check_lnk_status(ctrl); 230 retval = p_slot->hpc_ops->check_lnk_status(ctrl);
231 if (retval) { 231 if (retval) {
232 ctrl_err(ctrl, "%s: Failed to check link status\n", __func__); 232 ctrl_err(ctrl, "Failed to check link status\n");
233 set_slot_off(ctrl, p_slot); 233 set_slot_off(ctrl, p_slot);
234 return retval; 234 return retval;
235 } 235 }
236 236
237 /* Check for a power fault */ 237 /* Check for a power fault */
238 if (p_slot->hpc_ops->query_power_fault(p_slot)) { 238 if (p_slot->hpc_ops->query_power_fault(p_slot)) {
239 ctrl_dbg(ctrl, "%s: power fault detected\n", __func__); 239 ctrl_dbg(ctrl, "Power fault detected\n");
240 retval = POWER_FAILURE; 240 retval = POWER_FAILURE;
241 goto err_exit; 241 goto err_exit;
242 } 242 }
243 243
244 retval = pciehp_configure_device(p_slot); 244 retval = pciehp_configure_device(p_slot);
245 if (retval) { 245 if (retval) {
246 ctrl_err(ctrl, "Cannot add device 0x%x:%x\n", 246 ctrl_err(ctrl, "Cannot add device at %04x:%02x:%02x\n",
247 p_slot->bus, p_slot->device); 247 pci_domain_nr(parent), p_slot->bus, p_slot->device);
248 goto err_exit; 248 goto err_exit;
249 } 249 }
250 250
@@ -276,14 +276,14 @@ static int remove_board(struct slot *p_slot)
276 if (retval) 276 if (retval)
277 return retval; 277 return retval;
278 278
279 ctrl_dbg(ctrl, "In %s, hp_slot = %d\n", __func__, p_slot->hp_slot); 279 ctrl_dbg(ctrl, "%s: hp_slot = %d\n", __func__, p_slot->hp_slot);
280 280
281 if (POWER_CTRL(ctrl)) { 281 if (POWER_CTRL(ctrl)) {
282 /* power off slot */ 282 /* power off slot */
283 retval = p_slot->hpc_ops->power_off_slot(p_slot); 283 retval = p_slot->hpc_ops->power_off_slot(p_slot);
284 if (retval) { 284 if (retval) {
285 ctrl_err(ctrl, "%s: Issue of Slot Disable command " 285 ctrl_err(ctrl,
286 "failed\n", __func__); 286 "Issue of Slot Disable command failed\n");
287 return retval; 287 return retval;
288 } 288 }
289 } 289 }
@@ -324,8 +324,10 @@ static void pciehp_power_thread(struct work_struct *work)
324 switch (p_slot->state) { 324 switch (p_slot->state) {
325 case POWEROFF_STATE: 325 case POWEROFF_STATE:
326 mutex_unlock(&p_slot->lock); 326 mutex_unlock(&p_slot->lock);
327 ctrl_dbg(p_slot->ctrl, "%s: disabling bus:device(%x:%x)\n", 327 ctrl_dbg(p_slot->ctrl,
328 __func__, p_slot->bus, p_slot->device); 328 "Disabling domain:bus:device=%04x:%02x:%02x\n",
329 pci_domain_nr(p_slot->ctrl->pci_dev->subordinate),
330 p_slot->bus, p_slot->device);
329 pciehp_disable_slot(p_slot); 331 pciehp_disable_slot(p_slot);
330 mutex_lock(&p_slot->lock); 332 mutex_lock(&p_slot->lock);
331 p_slot->state = STATIC_STATE; 333 p_slot->state = STATIC_STATE;
@@ -433,7 +435,6 @@ static void handle_button_press_event(struct slot *p_slot)
433 * expires to cancel hot-add or hot-remove 435 * expires to cancel hot-add or hot-remove
434 */ 436 */
435 ctrl_info(ctrl, "Button cancel on Slot(%s)\n", slot_name(p_slot)); 437 ctrl_info(ctrl, "Button cancel on Slot(%s)\n", slot_name(p_slot));
436 ctrl_dbg(ctrl, "%s: button cancel\n", __func__);
437 cancel_delayed_work(&p_slot->work); 438 cancel_delayed_work(&p_slot->work);
438 if (p_slot->state == BLINKINGOFF_STATE) { 439 if (p_slot->state == BLINKINGOFF_STATE) {
439 if (PWR_LED(ctrl)) 440 if (PWR_LED(ctrl))
@@ -537,16 +538,15 @@ int pciehp_enable_slot(struct slot *p_slot)
537 538
538 rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus); 539 rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
539 if (rc || !getstatus) { 540 if (rc || !getstatus) {
540 ctrl_info(ctrl, "%s: no adapter on slot(%s)\n", 541 ctrl_info(ctrl, "No adapter on slot(%s)\n", slot_name(p_slot));
541 __func__, slot_name(p_slot));
542 mutex_unlock(&p_slot->ctrl->crit_sect); 542 mutex_unlock(&p_slot->ctrl->crit_sect);
543 return -ENODEV; 543 return -ENODEV;
544 } 544 }
545 if (MRL_SENS(p_slot->ctrl)) { 545 if (MRL_SENS(p_slot->ctrl)) {
546 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 546 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
547 if (rc || getstatus) { 547 if (rc || getstatus) {
548 ctrl_info(ctrl, "%s: latch open on slot(%s)\n", 548 ctrl_info(ctrl, "Latch open on slot(%s)\n",
549 __func__, slot_name(p_slot)); 549 slot_name(p_slot));
550 mutex_unlock(&p_slot->ctrl->crit_sect); 550 mutex_unlock(&p_slot->ctrl->crit_sect);
551 return -ENODEV; 551 return -ENODEV;
552 } 552 }
@@ -555,8 +555,8 @@ int pciehp_enable_slot(struct slot *p_slot)
555 if (POWER_CTRL(p_slot->ctrl)) { 555 if (POWER_CTRL(p_slot->ctrl)) {
556 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus); 556 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
557 if (rc || getstatus) { 557 if (rc || getstatus) {
558 ctrl_info(ctrl, "%s: already enabled on slot(%s)\n", 558 ctrl_info(ctrl, "Already enabled on slot(%s)\n",
559 __func__, slot_name(p_slot)); 559 slot_name(p_slot));
560 mutex_unlock(&p_slot->ctrl->crit_sect); 560 mutex_unlock(&p_slot->ctrl->crit_sect);
561 return -EINVAL; 561 return -EINVAL;
562 } 562 }
@@ -591,8 +591,8 @@ int pciehp_disable_slot(struct slot *p_slot)
591 if (!HP_SUPR_RM(p_slot->ctrl)) { 591 if (!HP_SUPR_RM(p_slot->ctrl)) {
592 ret = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus); 592 ret = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
593 if (ret || !getstatus) { 593 if (ret || !getstatus) {
594 ctrl_info(ctrl, "%s: no adapter on slot(%s)\n", 594 ctrl_info(ctrl, "No adapter on slot(%s)\n",
595 __func__, slot_name(p_slot)); 595 slot_name(p_slot));
596 mutex_unlock(&p_slot->ctrl->crit_sect); 596 mutex_unlock(&p_slot->ctrl->crit_sect);
597 return -ENODEV; 597 return -ENODEV;
598 } 598 }
@@ -601,8 +601,8 @@ int pciehp_disable_slot(struct slot *p_slot)
601 if (MRL_SENS(p_slot->ctrl)) { 601 if (MRL_SENS(p_slot->ctrl)) {
602 ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 602 ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
603 if (ret || getstatus) { 603 if (ret || getstatus) {
604 ctrl_info(ctrl, "%s: latch open on slot(%s)\n", 604 ctrl_info(ctrl, "Latch open on slot(%s)\n",
605 __func__, slot_name(p_slot)); 605 slot_name(p_slot));
606 mutex_unlock(&p_slot->ctrl->crit_sect); 606 mutex_unlock(&p_slot->ctrl->crit_sect);
607 return -ENODEV; 607 return -ENODEV;
608 } 608 }
@@ -611,8 +611,8 @@ int pciehp_disable_slot(struct slot *p_slot)
611 if (POWER_CTRL(p_slot->ctrl)) { 611 if (POWER_CTRL(p_slot->ctrl)) {
612 ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus); 612 ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
613 if (ret || !getstatus) { 613 if (ret || !getstatus) {
614 ctrl_info(ctrl, "%s: already disabled slot(%s)\n", 614 ctrl_info(ctrl, "Already disabled on slot(%s)\n",
615 __func__, slot_name(p_slot)); 615 slot_name(p_slot));
616 mutex_unlock(&p_slot->ctrl->crit_sect); 616 mutex_unlock(&p_slot->ctrl->crit_sect);
617 return -EINVAL; 617 return -EINVAL;
618 } 618 }
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 58c72d2cc217..b643ca13e4f1 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -316,22 +316,19 @@ static int pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask)
316 * proceed forward to issue the next command according 316 * proceed forward to issue the next command according
317 * to spec. Just print out the error message. 317 * to spec. Just print out the error message.
318 */ 318 */
319 ctrl_dbg(ctrl, 319 ctrl_dbg(ctrl, "CMD_COMPLETED not clear after 1 sec\n");
320 "%s: CMD_COMPLETED not clear after 1 sec.\n",
321 __func__);
322 } else if (!NO_CMD_CMPL(ctrl)) { 320 } else if (!NO_CMD_CMPL(ctrl)) {
323 /* 321 /*
324 * This controller semms to notify of command completed 322 * This controller semms to notify of command completed
325 * event even though it supports none of power 323 * event even though it supports none of power
326 * controller, attention led, power led and EMI. 324 * controller, attention led, power led and EMI.
327 */ 325 */
328 ctrl_dbg(ctrl, "%s: Unexpected CMD_COMPLETED. Need to " 326 ctrl_dbg(ctrl, "Unexpected CMD_COMPLETED. Need to "
329 "wait for command completed event.\n", 327 "wait for command completed event.\n");
330 __func__);
331 ctrl->no_cmd_complete = 0; 328 ctrl->no_cmd_complete = 0;
332 } else { 329 } else {
333 ctrl_dbg(ctrl, "%s: Unexpected CMD_COMPLETED. Maybe " 330 ctrl_dbg(ctrl, "Unexpected CMD_COMPLETED. Maybe "
334 "the controller is broken.\n", __func__); 331 "the controller is broken.\n");
335 } 332 }
336 } 333 }
337 334
@@ -347,8 +344,7 @@ static int pcie_write_cmd(struct controller *ctrl, u16 cmd, u16 mask)
347 smp_mb(); 344 smp_mb();
348 retval = pciehp_writew(ctrl, SLOTCTRL, slot_ctrl); 345 retval = pciehp_writew(ctrl, SLOTCTRL, slot_ctrl);
349 if (retval) 346 if (retval)
350 ctrl_err(ctrl, "%s: Cannot write to SLOTCTRL register\n", 347 ctrl_err(ctrl, "Cannot write to SLOTCTRL register\n");
351 __func__);
352 348
353 /* 349 /*
354 * Wait for command completion. 350 * Wait for command completion.
@@ -418,15 +414,14 @@ static int hpc_check_lnk_status(struct controller *ctrl)
418 414
419 retval = pciehp_readw(ctrl, LNKSTATUS, &lnk_status); 415 retval = pciehp_readw(ctrl, LNKSTATUS, &lnk_status);
420 if (retval) { 416 if (retval) {
421 ctrl_err(ctrl, "%s: Cannot read LNKSTATUS register\n", 417 ctrl_err(ctrl, "Cannot read LNKSTATUS register\n");
422 __func__);
423 return retval; 418 return retval;
424 } 419 }
425 420
426 ctrl_dbg(ctrl, "%s: lnk_status = %x\n", __func__, lnk_status); 421 ctrl_dbg(ctrl, "%s: lnk_status = %x\n", __func__, lnk_status);
427 if ( (lnk_status & LNK_TRN) || (lnk_status & LNK_TRN_ERR) || 422 if ( (lnk_status & LNK_TRN) || (lnk_status & LNK_TRN_ERR) ||
428 !(lnk_status & NEG_LINK_WD)) { 423 !(lnk_status & NEG_LINK_WD)) {
429 ctrl_err(ctrl, "%s : Link Training Error occurs \n", __func__); 424 ctrl_err(ctrl, "Link Training Error occurs \n");
430 retval = -1; 425 retval = -1;
431 return retval; 426 return retval;
432 } 427 }
@@ -551,7 +546,7 @@ static int hpc_query_power_fault(struct slot *slot)
551 546
552 retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status); 547 retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
553 if (retval) { 548 if (retval) {
554 ctrl_err(ctrl, "%s: Cannot check for power fault\n", __func__); 549 ctrl_err(ctrl, "Cannot check for power fault\n");
555 return retval; 550 return retval;
556 } 551 }
557 pwr_fault = (u8)((slot_status & PWR_FAULT_DETECTED) >> 1); 552 pwr_fault = (u8)((slot_status & PWR_FAULT_DETECTED) >> 1);
@@ -567,7 +562,7 @@ static int hpc_get_emi_status(struct slot *slot, u8 *status)
567 562
568 retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status); 563 retval = pciehp_readw(ctrl, SLOTSTATUS, &slot_status);
569 if (retval) { 564 if (retval) {
570 ctrl_err(ctrl, "%s : Cannot check EMI status\n", __func__); 565 ctrl_err(ctrl, "Cannot check EMI status\n");
571 return retval; 566 return retval;
572 } 567 }
573 *status = (slot_status & EMI_STATE) >> EMI_STATUS_BIT; 568 *status = (slot_status & EMI_STATE) >> EMI_STATUS_BIT;
@@ -697,8 +692,7 @@ static int hpc_power_on_slot(struct slot * slot)
697 retval = pcie_write_cmd(ctrl, slot_cmd, cmd_mask); 692 retval = pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
698 693
699 if (retval) { 694 if (retval) {
700 ctrl_err(ctrl, "%s: Write %x command failed!\n", 695 ctrl_err(ctrl, "Write %x command failed!\n", slot_cmd);
701 __func__, slot_cmd);
702 return -1; 696 return -1;
703 } 697 }
704 ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n", 698 ctrl_dbg(ctrl, "%s: SLOTCTRL %x write cmd %x\n",
@@ -776,7 +770,7 @@ static int hpc_power_off_slot(struct slot * slot)
776 770
777 retval = pcie_write_cmd(ctrl, slot_cmd, cmd_mask); 771 retval = pcie_write_cmd(ctrl, slot_cmd, cmd_mask);
778 if (retval) { 772 if (retval) {
779 ctrl_err(ctrl, "%s: Write command failed!\n", __func__); 773 ctrl_err(ctrl, "Write command failed!\n");
780 retval = -1; 774 retval = -1;
781 goto out; 775 goto out;
782 } 776 }
@@ -1056,8 +1050,7 @@ int pcie_enable_notification(struct controller *ctrl)
1056 PWR_FAULT_DETECT_ENABLE | HP_INTR_ENABLE | CMD_CMPL_INTR_ENABLE; 1050 PWR_FAULT_DETECT_ENABLE | HP_INTR_ENABLE | CMD_CMPL_INTR_ENABLE;
1057 1051
1058 if (pcie_write_cmd(ctrl, cmd, mask)) { 1052 if (pcie_write_cmd(ctrl, cmd, mask)) {
1059 ctrl_err(ctrl, "%s: Cannot enable software notification\n", 1053 ctrl_err(ctrl, "Cannot enable software notification\n");
1060 __func__);
1061 return -1; 1054 return -1;
1062 } 1055 }
1063 return 0; 1056 return 0;
@@ -1069,8 +1062,7 @@ static void pcie_disable_notification(struct controller *ctrl)
1069 mask = PRSN_DETECT_ENABLE | ATTN_BUTTN_ENABLE | MRL_DETECT_ENABLE | 1062 mask = PRSN_DETECT_ENABLE | ATTN_BUTTN_ENABLE | MRL_DETECT_ENABLE |
1070 PWR_FAULT_DETECT_ENABLE | HP_INTR_ENABLE | CMD_CMPL_INTR_ENABLE; 1063 PWR_FAULT_DETECT_ENABLE | HP_INTR_ENABLE | CMD_CMPL_INTR_ENABLE;
1071 if (pcie_write_cmd(ctrl, 0, mask)) 1064 if (pcie_write_cmd(ctrl, 0, mask))
1072 ctrl_warn(ctrl, "%s: Cannot disable software notification\n", 1065 ctrl_warn(ctrl, "Cannot disable software notification\n");
1073 __func__);
1074} 1066}
1075 1067
1076static int pcie_init_notification(struct controller *ctrl) 1068static int pcie_init_notification(struct controller *ctrl)
@@ -1179,7 +1171,7 @@ struct controller *pcie_init(struct pcie_device *dev)
1179 1171
1180 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); 1172 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL);
1181 if (!ctrl) { 1173 if (!ctrl) {
1182 dev_err(&dev->device, "%s : out of memory\n", __func__); 1174 dev_err(&dev->device, "%s: Out of memory\n", __func__);
1183 goto abort; 1175 goto abort;
1184 } 1176 }
1185 INIT_LIST_HEAD(&ctrl->slot_list); 1177 INIT_LIST_HEAD(&ctrl->slot_list);
@@ -1188,12 +1180,11 @@ struct controller *pcie_init(struct pcie_device *dev)
1188 ctrl->pci_dev = pdev; 1180 ctrl->pci_dev = pdev;
1189 ctrl->cap_base = pci_find_capability(pdev, PCI_CAP_ID_EXP); 1181 ctrl->cap_base = pci_find_capability(pdev, PCI_CAP_ID_EXP);
1190 if (!ctrl->cap_base) { 1182 if (!ctrl->cap_base) {
1191 ctrl_err(ctrl, "%s: Cannot find PCI Express capability\n", 1183 ctrl_err(ctrl, "Cannot find PCI Express capability\n");
1192 __func__);
1193 goto abort_ctrl; 1184 goto abort_ctrl;
1194 } 1185 }
1195 if (pciehp_readl(ctrl, SLOTCAP, &slot_cap)) { 1186 if (pciehp_readl(ctrl, SLOTCAP, &slot_cap)) {
1196 ctrl_err(ctrl, "%s: Cannot read SLOTCAP register\n", __func__); 1187 ctrl_err(ctrl, "Cannot read SLOTCAP register\n");
1197 goto abort_ctrl; 1188 goto abort_ctrl;
1198 } 1189 }
1199 1190
diff --git a/drivers/pci/hotplug/pciehp_pci.c b/drivers/pci/hotplug/pciehp_pci.c
index ffd11148fbe2..10f9566cceeb 100644
--- a/drivers/pci/hotplug/pciehp_pci.c
+++ b/drivers/pci/hotplug/pciehp_pci.c
@@ -39,8 +39,7 @@ static void program_hpp_type0(struct pci_dev *dev, struct hpp_type0 *hpp)
39 u16 pci_cmd, pci_bctl; 39 u16 pci_cmd, pci_bctl;
40 40
41 if (hpp->revision > 1) { 41 if (hpp->revision > 1) {
42 printk(KERN_WARNING "%s: Rev.%d type0 record not supported\n", 42 warn("Rev.%d type0 record not supported\n", hpp->revision);
43 __func__, hpp->revision);
44 return; 43 return;
45 } 44 }
46 45
@@ -81,8 +80,7 @@ static void program_hpp_type2(struct pci_dev *dev, struct hpp_type2 *hpp)
81 u32 reg32; 80 u32 reg32;
82 81
83 if (hpp->revision > 1) { 82 if (hpp->revision > 1) {
84 printk(KERN_WARNING "%s: Rev.%d type2 record not supported\n", 83 warn("Rev.%d type2 record not supported\n", hpp->revision);
85 __func__, hpp->revision);
86 return; 84 return;
87 } 85 }
88 86
@@ -149,8 +147,7 @@ static void program_fw_provided_values(struct pci_dev *dev)
149 return; 147 return;
150 148
151 if (pciehp_get_hp_params_from_firmware(dev, &hpp)) { 149 if (pciehp_get_hp_params_from_firmware(dev, &hpp)) {
152 printk(KERN_WARNING "%s: Could not get hotplug parameters\n", 150 warn("Could not get hotplug parameters\n");
153 __func__);
154 return; 151 return;
155 } 152 }
156 153
@@ -202,9 +199,9 @@ int pciehp_configure_device(struct slot *p_slot)
202 199
203 dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, 0)); 200 dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, 0));
204 if (dev) { 201 if (dev) {
205 ctrl_err(ctrl, 202 ctrl_err(ctrl, "Device %s already exists "
206 "Device %s already exists at %x:%x, cannot hot-add\n", 203 "at %04x:%02x:%02x, cannot hot-add\n", pci_name(dev),
207 pci_name(dev), p_slot->bus, p_slot->device); 204 pci_domain_nr(parent), p_slot->bus, p_slot->device);
208 pci_dev_put(dev); 205 pci_dev_put(dev);
209 return -EINVAL; 206 return -EINVAL;
210 } 207 }
@@ -248,8 +245,8 @@ int pciehp_unconfigure_device(struct slot *p_slot)
248 u16 command; 245 u16 command;
249 struct controller *ctrl = p_slot->ctrl; 246 struct controller *ctrl = p_slot->ctrl;
250 247
251 ctrl_dbg(ctrl, "%s: bus/dev = %x/%x\n", __func__, 248 ctrl_dbg(ctrl, "%s: domain:bus:dev = %04x:%02x:%02x\n",
252 p_slot->bus, p_slot->device); 249 __func__, pci_domain_nr(parent), p_slot->bus, p_slot->device);
253 ret = p_slot->hpc_ops->get_adapter_status(p_slot, &presence); 250 ret = p_slot->hpc_ops->get_adapter_status(p_slot, &presence);
254 if (ret) 251 if (ret)
255 presence = 0; 252 presence = 0;
diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h
index 4d9fed00e1d0..6aba0b6cf2e0 100644
--- a/drivers/pci/hotplug/shpchp.h
+++ b/drivers/pci/hotplug/shpchp.h
@@ -59,6 +59,20 @@ extern struct workqueue_struct *shpchp_wq;
59#define warn(format, arg...) \ 59#define warn(format, arg...) \
60 printk(KERN_WARNING "%s: " format, MY_NAME , ## arg) 60 printk(KERN_WARNING "%s: " format, MY_NAME , ## arg)
61 61
62#define ctrl_dbg(ctrl, format, arg...) \
63 do { \
64 if (shpchp_debug) \
65 dev_printk(, &ctrl->pci_dev->dev, \
66 format, ## arg); \
67 } while (0)
68#define ctrl_err(ctrl, format, arg...) \
69 dev_err(&ctrl->pci_dev->dev, format, ## arg)
70#define ctrl_info(ctrl, format, arg...) \
71 dev_info(&ctrl->pci_dev->dev, format, ## arg)
72#define ctrl_warn(ctrl, format, arg...) \
73 dev_warn(&ctrl->pci_dev->dev, format, ## arg)
74
75
62#define SLOT_NAME_SIZE 10 76#define SLOT_NAME_SIZE 10
63struct slot { 77struct slot {
64 u8 bus; 78 u8 bus;
@@ -239,7 +253,7 @@ static inline struct slot *shpchp_find_slot(struct controller *ctrl, u8 device)
239 return slot; 253 return slot;
240 } 254 }
241 255
242 err("%s: slot (device=0x%x) not found\n", __func__, device); 256 ctrl_err(ctrl, "Slot (device=0x%02x) not found\n", device);
243 return NULL; 257 return NULL;
244} 258}
245 259
@@ -273,7 +287,9 @@ static inline void amd_pogo_errata_restore_misc_reg(struct slot *p_slot)
273 pci_read_config_dword(p_slot->ctrl->pci_dev, PCIX_MISC_BRIDGE_ERRORS_OFFSET, &pcix_bridge_errors_reg); 287 pci_read_config_dword(p_slot->ctrl->pci_dev, PCIX_MISC_BRIDGE_ERRORS_OFFSET, &pcix_bridge_errors_reg);
274 perr_set = pcix_bridge_errors_reg & PERR_OBSERVED_MASK; 288 perr_set = pcix_bridge_errors_reg & PERR_OBSERVED_MASK;
275 if (perr_set) { 289 if (perr_set) {
276 dbg ("%s W1C: Bridge_Errors[ PERR_OBSERVED = %08X]\n",__func__ , perr_set); 290 ctrl_dbg(p_slot->ctrl,
291 "Bridge_Errors[ PERR_OBSERVED = %08X] (W1C)\n",
292 perr_set);
277 293
278 pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MISC_BRIDGE_ERRORS_OFFSET, perr_set); 294 pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MISC_BRIDGE_ERRORS_OFFSET, perr_set);
279 } 295 }
@@ -282,7 +298,7 @@ static inline void amd_pogo_errata_restore_misc_reg(struct slot *p_slot)
282 pci_read_config_dword(p_slot->ctrl->pci_dev, PCIX_MEM_BASE_LIMIT_OFFSET, &pcix_mem_base_reg); 298 pci_read_config_dword(p_slot->ctrl->pci_dev, PCIX_MEM_BASE_LIMIT_OFFSET, &pcix_mem_base_reg);
283 rse_set = pcix_mem_base_reg & RSE_MASK; 299 rse_set = pcix_mem_base_reg & RSE_MASK;
284 if (rse_set) { 300 if (rse_set) {
285 dbg ("%s W1C: Memory_Base_Limit[ RSE ]\n",__func__ ); 301 ctrl_dbg(p_slot->ctrl, "Memory_Base_Limit[ RSE ] (W1C)\n");
286 302
287 pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MEM_BASE_LIMIT_OFFSET, rse_set); 303 pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MEM_BASE_LIMIT_OFFSET, rse_set);
288 } 304 }
diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c
index 7af9191df4d6..fe8d149c2293 100644
--- a/drivers/pci/hotplug/shpchp_core.c
+++ b/drivers/pci/hotplug/shpchp_core.c
@@ -89,7 +89,8 @@ static void release_slot(struct hotplug_slot *hotplug_slot)
89{ 89{
90 struct slot *slot = hotplug_slot->private; 90 struct slot *slot = hotplug_slot->private;
91 91
92 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 92 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
93 __func__, slot_name(slot));
93 94
94 kfree(slot->hotplug_slot->info); 95 kfree(slot->hotplug_slot->info);
95 kfree(slot->hotplug_slot); 96 kfree(slot->hotplug_slot);
@@ -135,13 +136,16 @@ static int init_slots(struct controller *ctrl)
135 snprintf(name, SLOT_NAME_SIZE, "%d", slot->number); 136 snprintf(name, SLOT_NAME_SIZE, "%d", slot->number);
136 hotplug_slot->ops = &shpchp_hotplug_slot_ops; 137 hotplug_slot->ops = &shpchp_hotplug_slot_ops;
137 138
138 dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x " 139 ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:%02x "
139 "slot_device_offset=%x\n", slot->bus, slot->device, 140 "hp_slot=%x sun=%x slot_device_offset=%x\n",
140 slot->hp_slot, slot->number, ctrl->slot_device_offset); 141 pci_domain_nr(ctrl->pci_dev->subordinate),
142 slot->bus, slot->device, slot->hp_slot, slot->number,
143 ctrl->slot_device_offset);
141 retval = pci_hp_register(slot->hotplug_slot, 144 retval = pci_hp_register(slot->hotplug_slot,
142 ctrl->pci_dev->subordinate, slot->device, name); 145 ctrl->pci_dev->subordinate, slot->device, name);
143 if (retval) { 146 if (retval) {
144 err("pci_hp_register failed with error %d\n", retval); 147 ctrl_err(ctrl, "pci_hp_register failed with error %d\n",
148 retval);
145 goto error_info; 149 goto error_info;
146 } 150 }
147 151
@@ -187,7 +191,8 @@ static int set_attention_status (struct hotplug_slot *hotplug_slot, u8 status)
187{ 191{
188 struct slot *slot = get_slot(hotplug_slot); 192 struct slot *slot = get_slot(hotplug_slot);
189 193
190 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 194 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
195 __func__, slot_name(slot));
191 196
192 hotplug_slot->info->attention_status = status; 197 hotplug_slot->info->attention_status = status;
193 slot->hpc_ops->set_attention_status(slot, status); 198 slot->hpc_ops->set_attention_status(slot, status);
@@ -199,7 +204,8 @@ static int enable_slot (struct hotplug_slot *hotplug_slot)
199{ 204{
200 struct slot *slot = get_slot(hotplug_slot); 205 struct slot *slot = get_slot(hotplug_slot);
201 206
202 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 207 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
208 __func__, slot_name(slot));
203 209
204 return shpchp_sysfs_enable_slot(slot); 210 return shpchp_sysfs_enable_slot(slot);
205} 211}
@@ -208,7 +214,8 @@ static int disable_slot (struct hotplug_slot *hotplug_slot)
208{ 214{
209 struct slot *slot = get_slot(hotplug_slot); 215 struct slot *slot = get_slot(hotplug_slot);
210 216
211 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 217 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
218 __func__, slot_name(slot));
212 219
213 return shpchp_sysfs_disable_slot(slot); 220 return shpchp_sysfs_disable_slot(slot);
214} 221}
@@ -218,7 +225,8 @@ static int get_power_status (struct hotplug_slot *hotplug_slot, u8 *value)
218 struct slot *slot = get_slot(hotplug_slot); 225 struct slot *slot = get_slot(hotplug_slot);
219 int retval; 226 int retval;
220 227
221 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 228 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
229 __func__, slot_name(slot));
222 230
223 retval = slot->hpc_ops->get_power_status(slot, value); 231 retval = slot->hpc_ops->get_power_status(slot, value);
224 if (retval < 0) 232 if (retval < 0)
@@ -232,7 +240,8 @@ static int get_attention_status (struct hotplug_slot *hotplug_slot, u8 *value)
232 struct slot *slot = get_slot(hotplug_slot); 240 struct slot *slot = get_slot(hotplug_slot);
233 int retval; 241 int retval;
234 242
235 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 243 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
244 __func__, slot_name(slot));
236 245
237 retval = slot->hpc_ops->get_attention_status(slot, value); 246 retval = slot->hpc_ops->get_attention_status(slot, value);
238 if (retval < 0) 247 if (retval < 0)
@@ -246,7 +255,8 @@ static int get_latch_status (struct hotplug_slot *hotplug_slot, u8 *value)
246 struct slot *slot = get_slot(hotplug_slot); 255 struct slot *slot = get_slot(hotplug_slot);
247 int retval; 256 int retval;
248 257
249 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 258 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
259 __func__, slot_name(slot));
250 260
251 retval = slot->hpc_ops->get_latch_status(slot, value); 261 retval = slot->hpc_ops->get_latch_status(slot, value);
252 if (retval < 0) 262 if (retval < 0)
@@ -260,7 +270,8 @@ static int get_adapter_status (struct hotplug_slot *hotplug_slot, u8 *value)
260 struct slot *slot = get_slot(hotplug_slot); 270 struct slot *slot = get_slot(hotplug_slot);
261 int retval; 271 int retval;
262 272
263 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 273 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
274 __func__, slot_name(slot));
264 275
265 retval = slot->hpc_ops->get_adapter_status(slot, value); 276 retval = slot->hpc_ops->get_adapter_status(slot, value);
266 if (retval < 0) 277 if (retval < 0)
@@ -275,7 +286,8 @@ static int get_max_bus_speed(struct hotplug_slot *hotplug_slot,
275 struct slot *slot = get_slot(hotplug_slot); 286 struct slot *slot = get_slot(hotplug_slot);
276 int retval; 287 int retval;
277 288
278 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 289 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
290 __func__, slot_name(slot));
279 291
280 retval = slot->hpc_ops->get_max_bus_speed(slot, value); 292 retval = slot->hpc_ops->get_max_bus_speed(slot, value);
281 if (retval < 0) 293 if (retval < 0)
@@ -289,7 +301,8 @@ static int get_cur_bus_speed (struct hotplug_slot *hotplug_slot, enum pci_bus_sp
289 struct slot *slot = get_slot(hotplug_slot); 301 struct slot *slot = get_slot(hotplug_slot);
290 int retval; 302 int retval;
291 303
292 dbg("%s - physical_slot = %s\n", __func__, slot_name(slot)); 304 ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
305 __func__, slot_name(slot));
293 306
294 retval = slot->hpc_ops->get_cur_bus_speed(slot, value); 307 retval = slot->hpc_ops->get_cur_bus_speed(slot, value);
295 if (retval < 0) 308 if (retval < 0)
@@ -320,15 +333,14 @@ static int shpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
320 333
321 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL); 334 ctrl = kzalloc(sizeof(*ctrl), GFP_KERNEL);
322 if (!ctrl) { 335 if (!ctrl) {
323 err("%s : out of memory\n", __func__); 336 dev_err(&pdev->dev, "%s: Out of memory\n", __func__);
324 goto err_out_none; 337 goto err_out_none;
325 } 338 }
326 INIT_LIST_HEAD(&ctrl->slot_list); 339 INIT_LIST_HEAD(&ctrl->slot_list);
327 340
328 rc = shpc_init(ctrl, pdev); 341 rc = shpc_init(ctrl, pdev);
329 if (rc) { 342 if (rc) {
330 dbg("%s: controller initialization failed\n", 343 ctrl_dbg(ctrl, "Controller initialization failed\n");
331 SHPC_MODULE_NAME);
332 goto err_out_free_ctrl; 344 goto err_out_free_ctrl;
333 } 345 }
334 346
@@ -337,7 +349,7 @@ static int shpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
337 /* Setup the slot information structures */ 349 /* Setup the slot information structures */
338 rc = init_slots(ctrl); 350 rc = init_slots(ctrl);
339 if (rc) { 351 if (rc) {
340 err("%s: slot initialization failed\n", SHPC_MODULE_NAME); 352 ctrl_err(ctrl, "Slot initialization failed\n");
341 goto err_out_release_ctlr; 353 goto err_out_release_ctlr;
342 } 354 }
343 355
diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c
index 919b1ee44313..b8ab2796e66a 100644
--- a/drivers/pci/hotplug/shpchp_ctrl.c
+++ b/drivers/pci/hotplug/shpchp_ctrl.c
@@ -62,7 +62,7 @@ u8 shpchp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
62 u32 event_type; 62 u32 event_type;
63 63
64 /* Attention Button Change */ 64 /* Attention Button Change */
65 dbg("shpchp: Attention button interrupt received.\n"); 65 ctrl_dbg(ctrl, "Attention button interrupt received\n");
66 66
67 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset); 67 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
68 p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save)); 68 p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
@@ -70,7 +70,7 @@ u8 shpchp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
70 /* 70 /*
71 * Button pressed - See if need to TAKE ACTION!!! 71 * Button pressed - See if need to TAKE ACTION!!!
72 */ 72 */
73 info("Button pressed on Slot(%s)\n", slot_name(p_slot)); 73 ctrl_info(ctrl, "Button pressed on Slot(%s)\n", slot_name(p_slot));
74 event_type = INT_BUTTON_PRESS; 74 event_type = INT_BUTTON_PRESS;
75 75
76 queue_interrupt_event(p_slot, event_type); 76 queue_interrupt_event(p_slot, event_type);
@@ -86,29 +86,29 @@ u8 shpchp_handle_switch_change(u8 hp_slot, struct controller *ctrl)
86 u32 event_type; 86 u32 event_type;
87 87
88 /* Switch Change */ 88 /* Switch Change */
89 dbg("shpchp: Switch interrupt received.\n"); 89 ctrl_dbg(ctrl, "Switch interrupt received\n");
90 90
91 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset); 91 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
92 p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save)); 92 p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
93 p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 93 p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
94 dbg("%s: Card present %x Power status %x\n", __func__, 94 ctrl_dbg(ctrl, "Card present %x Power status %x\n",
95 p_slot->presence_save, p_slot->pwr_save); 95 p_slot->presence_save, p_slot->pwr_save);
96 96
97 if (getstatus) { 97 if (getstatus) {
98 /* 98 /*
99 * Switch opened 99 * Switch opened
100 */ 100 */
101 info("Latch open on Slot(%s)\n", slot_name(p_slot)); 101 ctrl_info(ctrl, "Latch open on Slot(%s)\n", slot_name(p_slot));
102 event_type = INT_SWITCH_OPEN; 102 event_type = INT_SWITCH_OPEN;
103 if (p_slot->pwr_save && p_slot->presence_save) { 103 if (p_slot->pwr_save && p_slot->presence_save) {
104 event_type = INT_POWER_FAULT; 104 event_type = INT_POWER_FAULT;
105 err("Surprise Removal of card\n"); 105 ctrl_err(ctrl, "Surprise Removal of card\n");
106 } 106 }
107 } else { 107 } else {
108 /* 108 /*
109 * Switch closed 109 * Switch closed
110 */ 110 */
111 info("Latch close on Slot(%s)\n", slot_name(p_slot)); 111 ctrl_info(ctrl, "Latch close on Slot(%s)\n", slot_name(p_slot));
112 event_type = INT_SWITCH_CLOSE; 112 event_type = INT_SWITCH_CLOSE;
113 } 113 }
114 114
@@ -123,7 +123,7 @@ u8 shpchp_handle_presence_change(u8 hp_slot, struct controller *ctrl)
123 u32 event_type; 123 u32 event_type;
124 124
125 /* Presence Change */ 125 /* Presence Change */
126 dbg("shpchp: Presence/Notify input change.\n"); 126 ctrl_dbg(ctrl, "Presence/Notify input change\n");
127 127
128 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset); 128 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
129 129
@@ -135,13 +135,15 @@ u8 shpchp_handle_presence_change(u8 hp_slot, struct controller *ctrl)
135 /* 135 /*
136 * Card Present 136 * Card Present
137 */ 137 */
138 info("Card present on Slot(%s)\n", slot_name(p_slot)); 138 ctrl_info(ctrl, "Card present on Slot(%s)\n",
139 slot_name(p_slot));
139 event_type = INT_PRESENCE_ON; 140 event_type = INT_PRESENCE_ON;
140 } else { 141 } else {
141 /* 142 /*
142 * Not Present 143 * Not Present
143 */ 144 */
144 info("Card not present on Slot(%s)\n", slot_name(p_slot)); 145 ctrl_info(ctrl, "Card not present on Slot(%s)\n",
146 slot_name(p_slot));
145 event_type = INT_PRESENCE_OFF; 147 event_type = INT_PRESENCE_OFF;
146 } 148 }
147 149
@@ -156,7 +158,7 @@ u8 shpchp_handle_power_fault(u8 hp_slot, struct controller *ctrl)
156 u32 event_type; 158 u32 event_type;
157 159
158 /* Power fault */ 160 /* Power fault */
159 dbg("shpchp: Power fault interrupt received.\n"); 161 ctrl_dbg(ctrl, "Power fault interrupt received\n");
160 162
161 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset); 163 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
162 164
@@ -164,18 +166,19 @@ u8 shpchp_handle_power_fault(u8 hp_slot, struct controller *ctrl)
164 /* 166 /*
165 * Power fault Cleared 167 * Power fault Cleared
166 */ 168 */
167 info("Power fault cleared on Slot(%s)\n", slot_name(p_slot)); 169 ctrl_info(ctrl, "Power fault cleared on Slot(%s)\n",
170 slot_name(p_slot));
168 p_slot->status = 0x00; 171 p_slot->status = 0x00;
169 event_type = INT_POWER_FAULT_CLEAR; 172 event_type = INT_POWER_FAULT_CLEAR;
170 } else { 173 } else {
171 /* 174 /*
172 * Power fault 175 * Power fault
173 */ 176 */
174 info("Power fault on Slot(%s)\n", slot_name(p_slot)); 177 ctrl_info(ctrl, "Power fault on Slot(%s)\n", slot_name(p_slot));
175 event_type = INT_POWER_FAULT; 178 event_type = INT_POWER_FAULT;
176 /* set power fault status for this board */ 179 /* set power fault status for this board */
177 p_slot->status = 0xFF; 180 p_slot->status = 0xFF;
178 info("power fault bit %x set\n", hp_slot); 181 ctrl_info(ctrl, "Power fault bit %x set\n", hp_slot);
179 } 182 }
180 183
181 queue_interrupt_event(p_slot, event_type); 184 queue_interrupt_event(p_slot, event_type);
@@ -191,10 +194,10 @@ static int change_bus_speed(struct controller *ctrl, struct slot *p_slot,
191{ 194{
192 int rc = 0; 195 int rc = 0;
193 196
194 dbg("%s: change to speed %d\n", __func__, speed); 197 ctrl_dbg(ctrl, "Change speed to %d\n", speed);
195 if ((rc = p_slot->hpc_ops->set_bus_speed_mode(p_slot, speed))) { 198 if ((rc = p_slot->hpc_ops->set_bus_speed_mode(p_slot, speed))) {
196 err("%s: Issue of set bus speed mode command failed\n", 199 ctrl_err(ctrl, "%s: Issue of set bus speed mode command "
197 __func__); 200 "failed\n", __func__);
198 return WRONG_BUS_FREQUENCY; 201 return WRONG_BUS_FREQUENCY;
199 } 202 }
200 return rc; 203 return rc;
@@ -212,8 +215,8 @@ static int fix_bus_speed(struct controller *ctrl, struct slot *pslot,
212 */ 215 */
213 if (flag) { 216 if (flag) {
214 if (asp < bsp) { 217 if (asp < bsp) {
215 err("%s: speed of bus %x and adapter %x mismatch\n", 218 ctrl_err(ctrl, "Speed of bus %x and adapter %x "
216 __func__, bsp, asp); 219 "mismatch\n", bsp, asp);
217 rc = WRONG_BUS_FREQUENCY; 220 rc = WRONG_BUS_FREQUENCY;
218 } 221 }
219 return rc; 222 return rc;
@@ -243,17 +246,18 @@ static int board_added(struct slot *p_slot)
243 int rc = 0; 246 int rc = 0;
244 enum pci_bus_speed asp, bsp, msp; 247 enum pci_bus_speed asp, bsp, msp;
245 struct controller *ctrl = p_slot->ctrl; 248 struct controller *ctrl = p_slot->ctrl;
249 struct pci_bus *parent = ctrl->pci_dev->subordinate;
246 250
247 hp_slot = p_slot->device - ctrl->slot_device_offset; 251 hp_slot = p_slot->device - ctrl->slot_device_offset;
248 252
249 dbg("%s: p_slot->device, slot_offset, hp_slot = %d, %d ,%d\n", 253 ctrl_dbg(ctrl,
250 __func__, p_slot->device, 254 "%s: p_slot->device, slot_offset, hp_slot = %d, %d ,%d\n",
251 ctrl->slot_device_offset, hp_slot); 255 __func__, p_slot->device, ctrl->slot_device_offset, hp_slot);
252 256
253 /* Power on slot without connecting to bus */ 257 /* Power on slot without connecting to bus */
254 rc = p_slot->hpc_ops->power_on_slot(p_slot); 258 rc = p_slot->hpc_ops->power_on_slot(p_slot);
255 if (rc) { 259 if (rc) {
256 err("%s: Failed to power on slot\n", __func__); 260 ctrl_err(ctrl, "Failed to power on slot\n");
257 return -1; 261 return -1;
258 } 262 }
259 263
@@ -262,33 +266,34 @@ static int board_added(struct slot *p_slot)
262 return WRONG_BUS_FREQUENCY; 266 return WRONG_BUS_FREQUENCY;
263 267
264 if ((rc = p_slot->hpc_ops->set_bus_speed_mode(p_slot, PCI_SPEED_33MHz))) { 268 if ((rc = p_slot->hpc_ops->set_bus_speed_mode(p_slot, PCI_SPEED_33MHz))) {
265 err("%s: Issue of set bus speed mode command failed\n", __func__); 269 ctrl_err(ctrl, "%s: Issue of set bus speed mode command"
270 " failed\n", __func__);
266 return WRONG_BUS_FREQUENCY; 271 return WRONG_BUS_FREQUENCY;
267 } 272 }
268 273
269 /* turn on board, blink green LED, turn off Amber LED */ 274 /* turn on board, blink green LED, turn off Amber LED */
270 if ((rc = p_slot->hpc_ops->slot_enable(p_slot))) { 275 if ((rc = p_slot->hpc_ops->slot_enable(p_slot))) {
271 err("%s: Issue of Slot Enable command failed\n", __func__); 276 ctrl_err(ctrl, "Issue of Slot Enable command failed\n");
272 return rc; 277 return rc;
273 } 278 }
274 } 279 }
275 280
276 rc = p_slot->hpc_ops->get_adapter_speed(p_slot, &asp); 281 rc = p_slot->hpc_ops->get_adapter_speed(p_slot, &asp);
277 if (rc) { 282 if (rc) {
278 err("%s: Can't get adapter speed or bus mode mismatch\n", 283 ctrl_err(ctrl, "Can't get adapter speed or "
279 __func__); 284 "bus mode mismatch\n");
280 return WRONG_BUS_FREQUENCY; 285 return WRONG_BUS_FREQUENCY;
281 } 286 }
282 287
283 rc = p_slot->hpc_ops->get_cur_bus_speed(p_slot, &bsp); 288 rc = p_slot->hpc_ops->get_cur_bus_speed(p_slot, &bsp);
284 if (rc) { 289 if (rc) {
285 err("%s: Can't get bus operation speed\n", __func__); 290 ctrl_err(ctrl, "Can't get bus operation speed\n");
286 return WRONG_BUS_FREQUENCY; 291 return WRONG_BUS_FREQUENCY;
287 } 292 }
288 293
289 rc = p_slot->hpc_ops->get_max_bus_speed(p_slot, &msp); 294 rc = p_slot->hpc_ops->get_max_bus_speed(p_slot, &msp);
290 if (rc) { 295 if (rc) {
291 err("%s: Can't get max bus operation speed\n", __func__); 296 ctrl_err(ctrl, "Can't get max bus operation speed\n");
292 msp = bsp; 297 msp = bsp;
293 } 298 }
294 299
@@ -296,9 +301,9 @@ static int board_added(struct slot *p_slot)
296 if (!list_empty(&ctrl->pci_dev->subordinate->devices)) 301 if (!list_empty(&ctrl->pci_dev->subordinate->devices))
297 slots_not_empty = 1; 302 slots_not_empty = 1;
298 303
299 dbg("%s: slots_not_empty %d, adapter_speed %d, bus_speed %d, " 304 ctrl_dbg(ctrl, "%s: slots_not_empty %d, adapter_speed %d, bus_speed %d,"
300 "max_bus_speed %d\n", __func__, slots_not_empty, asp, 305 " max_bus_speed %d\n", __func__, slots_not_empty, asp,
301 bsp, msp); 306 bsp, msp);
302 307
303 rc = fix_bus_speed(ctrl, p_slot, slots_not_empty, asp, bsp, msp); 308 rc = fix_bus_speed(ctrl, p_slot, slots_not_empty, asp, bsp, msp);
304 if (rc) 309 if (rc)
@@ -306,26 +311,26 @@ static int board_added(struct slot *p_slot)
306 311
307 /* turn on board, blink green LED, turn off Amber LED */ 312 /* turn on board, blink green LED, turn off Amber LED */
308 if ((rc = p_slot->hpc_ops->slot_enable(p_slot))) { 313 if ((rc = p_slot->hpc_ops->slot_enable(p_slot))) {
309 err("%s: Issue of Slot Enable command failed\n", __func__); 314 ctrl_err(ctrl, "Issue of Slot Enable command failed\n");
310 return rc; 315 return rc;
311 } 316 }
312 317
313 /* Wait for ~1 second */ 318 /* Wait for ~1 second */
314 msleep(1000); 319 msleep(1000);
315 320
316 dbg("%s: slot status = %x\n", __func__, p_slot->status); 321 ctrl_dbg(ctrl, "%s: slot status = %x\n", __func__, p_slot->status);
317 /* Check for a power fault */ 322 /* Check for a power fault */
318 if (p_slot->status == 0xFF) { 323 if (p_slot->status == 0xFF) {
319 /* power fault occurred, but it was benign */ 324 /* power fault occurred, but it was benign */
320 dbg("%s: power fault\n", __func__); 325 ctrl_dbg(ctrl, "%s: Power fault\n", __func__);
321 rc = POWER_FAILURE; 326 rc = POWER_FAILURE;
322 p_slot->status = 0; 327 p_slot->status = 0;
323 goto err_exit; 328 goto err_exit;
324 } 329 }
325 330
326 if (shpchp_configure_device(p_slot)) { 331 if (shpchp_configure_device(p_slot)) {
327 err("Cannot add device at 0x%x:0x%x\n", p_slot->bus, 332 ctrl_err(ctrl, "Cannot add device at %04x:%02x:%02x\n",
328 p_slot->device); 333 pci_domain_nr(parent), p_slot->bus, p_slot->device);
329 goto err_exit; 334 goto err_exit;
330 } 335 }
331 336
@@ -341,7 +346,8 @@ err_exit:
341 /* turn off slot, turn on Amber LED, turn off Green LED */ 346 /* turn off slot, turn on Amber LED, turn off Green LED */
342 rc = p_slot->hpc_ops->slot_disable(p_slot); 347 rc = p_slot->hpc_ops->slot_disable(p_slot);
343 if (rc) { 348 if (rc) {
344 err("%s: Issue of Slot Disable command failed\n", __func__); 349 ctrl_err(ctrl, "%s: Issue of Slot Disable command failed\n",
350 __func__);
345 return rc; 351 return rc;
346 } 352 }
347 353
@@ -365,7 +371,7 @@ static int remove_board(struct slot *p_slot)
365 hp_slot = p_slot->device - ctrl->slot_device_offset; 371 hp_slot = p_slot->device - ctrl->slot_device_offset;
366 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset); 372 p_slot = shpchp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
367 373
368 dbg("In %s, hp_slot = %d\n", __func__, hp_slot); 374 ctrl_dbg(ctrl, "%s: hp_slot = %d\n", __func__, hp_slot);
369 375
370 /* Change status to shutdown */ 376 /* Change status to shutdown */
371 if (p_slot->is_a_board) 377 if (p_slot->is_a_board)
@@ -374,13 +380,14 @@ static int remove_board(struct slot *p_slot)
374 /* turn off slot, turn on Amber LED, turn off Green LED */ 380 /* turn off slot, turn on Amber LED, turn off Green LED */
375 rc = p_slot->hpc_ops->slot_disable(p_slot); 381 rc = p_slot->hpc_ops->slot_disable(p_slot);
376 if (rc) { 382 if (rc) {
377 err("%s: Issue of Slot Disable command failed\n", __func__); 383 ctrl_err(ctrl, "%s: Issue of Slot Disable command failed\n",
384 __func__);
378 return rc; 385 return rc;
379 } 386 }
380 387
381 rc = p_slot->hpc_ops->set_attention_status(p_slot, 0); 388 rc = p_slot->hpc_ops->set_attention_status(p_slot, 0);
382 if (rc) { 389 if (rc) {
383 err("%s: Issue of Set Attention command failed\n", __func__); 390 ctrl_err(ctrl, "Issue of Set Attention command failed\n");
384 return rc; 391 return rc;
385 } 392 }
386 393
@@ -439,7 +446,8 @@ void shpchp_queue_pushbutton_work(struct work_struct *work)
439 446
440 info = kmalloc(sizeof(*info), GFP_KERNEL); 447 info = kmalloc(sizeof(*info), GFP_KERNEL);
441 if (!info) { 448 if (!info) {
442 err("%s: Cannot allocate memory\n", __func__); 449 ctrl_err(p_slot->ctrl, "%s: Cannot allocate memory\n",
450 __func__);
443 return; 451 return;
444 } 452 }
445 info->p_slot = p_slot; 453 info->p_slot = p_slot;
@@ -486,18 +494,19 @@ static int update_slot_info (struct slot *slot)
486static void handle_button_press_event(struct slot *p_slot) 494static void handle_button_press_event(struct slot *p_slot)
487{ 495{
488 u8 getstatus; 496 u8 getstatus;
497 struct controller *ctrl = p_slot->ctrl;
489 498
490 switch (p_slot->state) { 499 switch (p_slot->state) {
491 case STATIC_STATE: 500 case STATIC_STATE:
492 p_slot->hpc_ops->get_power_status(p_slot, &getstatus); 501 p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
493 if (getstatus) { 502 if (getstatus) {
494 p_slot->state = BLINKINGOFF_STATE; 503 p_slot->state = BLINKINGOFF_STATE;
495 info("PCI slot #%s - powering off due to button " 504 ctrl_info(ctrl, "PCI slot #%s - powering off due to "
496 "press.\n", slot_name(p_slot)); 505 "button press.\n", slot_name(p_slot));
497 } else { 506 } else {
498 p_slot->state = BLINKINGON_STATE; 507 p_slot->state = BLINKINGON_STATE;
499 info("PCI slot #%s - powering on due to button " 508 ctrl_info(ctrl, "PCI slot #%s - powering on due to "
500 "press.\n", slot_name(p_slot)); 509 "button press.\n", slot_name(p_slot));
501 } 510 }
502 /* blink green LED and turn off amber */ 511 /* blink green LED and turn off amber */
503 p_slot->hpc_ops->green_led_blink(p_slot); 512 p_slot->hpc_ops->green_led_blink(p_slot);
@@ -512,16 +521,16 @@ static void handle_button_press_event(struct slot *p_slot)
512 * press the attention again before the 5 sec. limit 521 * press the attention again before the 5 sec. limit
513 * expires to cancel hot-add or hot-remove 522 * expires to cancel hot-add or hot-remove
514 */ 523 */
515 info("Button cancel on Slot(%s)\n", slot_name(p_slot)); 524 ctrl_info(ctrl, "Button cancel on Slot(%s)\n",
516 dbg("%s: button cancel\n", __func__); 525 slot_name(p_slot));
517 cancel_delayed_work(&p_slot->work); 526 cancel_delayed_work(&p_slot->work);
518 if (p_slot->state == BLINKINGOFF_STATE) 527 if (p_slot->state == BLINKINGOFF_STATE)
519 p_slot->hpc_ops->green_led_on(p_slot); 528 p_slot->hpc_ops->green_led_on(p_slot);
520 else 529 else
521 p_slot->hpc_ops->green_led_off(p_slot); 530 p_slot->hpc_ops->green_led_off(p_slot);
522 p_slot->hpc_ops->set_attention_status(p_slot, 0); 531 p_slot->hpc_ops->set_attention_status(p_slot, 0);
523 info("PCI slot #%s - action canceled due to button press\n", 532 ctrl_info(ctrl, "PCI slot #%s - action canceled due to "
524 slot_name(p_slot)); 533 "button press\n", slot_name(p_slot));
525 p_slot->state = STATIC_STATE; 534 p_slot->state = STATIC_STATE;
526 break; 535 break;
527 case POWEROFF_STATE: 536 case POWEROFF_STATE:
@@ -531,11 +540,12 @@ static void handle_button_press_event(struct slot *p_slot)
531 * this means that the previous attention button action 540 * this means that the previous attention button action
532 * to hot-add or hot-remove is undergoing 541 * to hot-add or hot-remove is undergoing
533 */ 542 */
534 info("Button ignore on Slot(%s)\n", slot_name(p_slot)); 543 ctrl_info(ctrl, "Button ignore on Slot(%s)\n",
544 slot_name(p_slot));
535 update_slot_info(p_slot); 545 update_slot_info(p_slot);
536 break; 546 break;
537 default: 547 default:
538 warn("Not a valid state\n"); 548 ctrl_warn(ctrl, "Not a valid state\n");
539 break; 549 break;
540 } 550 }
541} 551}
@@ -551,7 +561,7 @@ static void interrupt_event_handler(struct work_struct *work)
551 handle_button_press_event(p_slot); 561 handle_button_press_event(p_slot);
552 break; 562 break;
553 case INT_POWER_FAULT: 563 case INT_POWER_FAULT:
554 dbg("%s: power fault\n", __func__); 564 ctrl_dbg(p_slot->ctrl, "%s: Power fault\n", __func__);
555 p_slot->hpc_ops->set_attention_status(p_slot, 1); 565 p_slot->hpc_ops->set_attention_status(p_slot, 1);
556 p_slot->hpc_ops->green_led_off(p_slot); 566 p_slot->hpc_ops->green_led_off(p_slot);
557 break; 567 break;
@@ -569,22 +579,24 @@ static int shpchp_enable_slot (struct slot *p_slot)
569{ 579{
570 u8 getstatus = 0; 580 u8 getstatus = 0;
571 int rc, retval = -ENODEV; 581 int rc, retval = -ENODEV;
582 struct controller *ctrl = p_slot->ctrl;
572 583
573 /* Check to see if (latch closed, card present, power off) */ 584 /* Check to see if (latch closed, card present, power off) */
574 mutex_lock(&p_slot->ctrl->crit_sect); 585 mutex_lock(&p_slot->ctrl->crit_sect);
575 rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus); 586 rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
576 if (rc || !getstatus) { 587 if (rc || !getstatus) {
577 info("No adapter on slot(%s)\n", slot_name(p_slot)); 588 ctrl_info(ctrl, "No adapter on slot(%s)\n", slot_name(p_slot));
578 goto out; 589 goto out;
579 } 590 }
580 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 591 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
581 if (rc || getstatus) { 592 if (rc || getstatus) {
582 info("Latch open on slot(%s)\n", slot_name(p_slot)); 593 ctrl_info(ctrl, "Latch open on slot(%s)\n", slot_name(p_slot));
583 goto out; 594 goto out;
584 } 595 }
585 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus); 596 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
586 if (rc || getstatus) { 597 if (rc || getstatus) {
587 info("Already enabled on slot(%s)\n", slot_name(p_slot)); 598 ctrl_info(ctrl, "Already enabled on slot(%s)\n",
599 slot_name(p_slot));
588 goto out; 600 goto out;
589 } 601 }
590 602
@@ -593,7 +605,7 @@ static int shpchp_enable_slot (struct slot *p_slot)
593 /* We have to save the presence info for these slots */ 605 /* We have to save the presence info for these slots */
594 p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save)); 606 p_slot->hpc_ops->get_adapter_status(p_slot, &(p_slot->presence_save));
595 p_slot->hpc_ops->get_power_status(p_slot, &(p_slot->pwr_save)); 607 p_slot->hpc_ops->get_power_status(p_slot, &(p_slot->pwr_save));
596 dbg("%s: p_slot->pwr_save %x\n", __func__, p_slot->pwr_save); 608 ctrl_dbg(ctrl, "%s: p_slot->pwr_save %x\n", __func__, p_slot->pwr_save);
597 p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 609 p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
598 610
599 if(((p_slot->ctrl->pci_dev->vendor == PCI_VENDOR_ID_AMD) || 611 if(((p_slot->ctrl->pci_dev->vendor == PCI_VENDOR_ID_AMD) ||
@@ -624,6 +636,7 @@ static int shpchp_disable_slot (struct slot *p_slot)
624{ 636{
625 u8 getstatus = 0; 637 u8 getstatus = 0;
626 int rc, retval = -ENODEV; 638 int rc, retval = -ENODEV;
639 struct controller *ctrl = p_slot->ctrl;
627 640
628 if (!p_slot->ctrl) 641 if (!p_slot->ctrl)
629 return -ENODEV; 642 return -ENODEV;
@@ -633,17 +646,18 @@ static int shpchp_disable_slot (struct slot *p_slot)
633 646
634 rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus); 647 rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
635 if (rc || !getstatus) { 648 if (rc || !getstatus) {
636 info("No adapter on slot(%s)\n", slot_name(p_slot)); 649 ctrl_info(ctrl, "No adapter on slot(%s)\n", slot_name(p_slot));
637 goto out; 650 goto out;
638 } 651 }
639 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus); 652 rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
640 if (rc || getstatus) { 653 if (rc || getstatus) {
641 info("Latch open on slot(%s)\n", slot_name(p_slot)); 654 ctrl_info(ctrl, "Latch open on slot(%s)\n", slot_name(p_slot));
642 goto out; 655 goto out;
643 } 656 }
644 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus); 657 rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
645 if (rc || !getstatus) { 658 if (rc || !getstatus) {
646 info("Already disabled slot(%s)\n", slot_name(p_slot)); 659 ctrl_info(ctrl, "Already disabled on slot(%s)\n",
660 slot_name(p_slot));
647 goto out; 661 goto out;
648 } 662 }
649 663
@@ -657,6 +671,7 @@ static int shpchp_disable_slot (struct slot *p_slot)
657int shpchp_sysfs_enable_slot(struct slot *p_slot) 671int shpchp_sysfs_enable_slot(struct slot *p_slot)
658{ 672{
659 int retval = -ENODEV; 673 int retval = -ENODEV;
674 struct controller *ctrl = p_slot->ctrl;
660 675
661 mutex_lock(&p_slot->lock); 676 mutex_lock(&p_slot->lock);
662 switch (p_slot->state) { 677 switch (p_slot->state) {
@@ -670,15 +685,17 @@ int shpchp_sysfs_enable_slot(struct slot *p_slot)
670 p_slot->state = STATIC_STATE; 685 p_slot->state = STATIC_STATE;
671 break; 686 break;
672 case POWERON_STATE: 687 case POWERON_STATE:
673 info("Slot %s is already in powering on state\n", 688 ctrl_info(ctrl, "Slot %s is already in powering on state\n",
674 slot_name(p_slot)); 689 slot_name(p_slot));
675 break; 690 break;
676 case BLINKINGOFF_STATE: 691 case BLINKINGOFF_STATE:
677 case POWEROFF_STATE: 692 case POWEROFF_STATE:
678 info("Already enabled on slot %s\n", slot_name(p_slot)); 693 ctrl_info(ctrl, "Already enabled on slot %s\n",
694 slot_name(p_slot));
679 break; 695 break;
680 default: 696 default:
681 err("Not a valid state on slot %s\n", slot_name(p_slot)); 697 ctrl_err(ctrl, "Not a valid state on slot %s\n",
698 slot_name(p_slot));
682 break; 699 break;
683 } 700 }
684 mutex_unlock(&p_slot->lock); 701 mutex_unlock(&p_slot->lock);
@@ -689,6 +706,7 @@ int shpchp_sysfs_enable_slot(struct slot *p_slot)
689int shpchp_sysfs_disable_slot(struct slot *p_slot) 706int shpchp_sysfs_disable_slot(struct slot *p_slot)
690{ 707{
691 int retval = -ENODEV; 708 int retval = -ENODEV;
709 struct controller *ctrl = p_slot->ctrl;
692 710
693 mutex_lock(&p_slot->lock); 711 mutex_lock(&p_slot->lock);
694 switch (p_slot->state) { 712 switch (p_slot->state) {
@@ -702,15 +720,17 @@ int shpchp_sysfs_disable_slot(struct slot *p_slot)
702 p_slot->state = STATIC_STATE; 720 p_slot->state = STATIC_STATE;
703 break; 721 break;
704 case POWEROFF_STATE: 722 case POWEROFF_STATE:
705 info("Slot %s is already in powering off state\n", 723 ctrl_info(ctrl, "Slot %s is already in powering off state\n",
706 slot_name(p_slot)); 724 slot_name(p_slot));
707 break; 725 break;
708 case BLINKINGON_STATE: 726 case BLINKINGON_STATE:
709 case POWERON_STATE: 727 case POWERON_STATE:
710 info("Already disabled on slot %s\n", slot_name(p_slot)); 728 ctrl_info(ctrl, "Already disabled on slot %s\n",
729 slot_name(p_slot));
711 break; 730 break;
712 default: 731 default:
713 err("Not a valid state on slot %s\n", slot_name(p_slot)); 732 ctrl_err(ctrl, "Not a valid state on slot %s\n",
733 slot_name(p_slot));
714 break; 734 break;
715 } 735 }
716 mutex_unlock(&p_slot->lock); 736 mutex_unlock(&p_slot->lock);
diff --git a/drivers/pci/hotplug/shpchp_hpc.c b/drivers/pci/hotplug/shpchp_hpc.c
index 7a0bff364cd4..86dc39847769 100644
--- a/drivers/pci/hotplug/shpchp_hpc.c
+++ b/drivers/pci/hotplug/shpchp_hpc.c
@@ -300,10 +300,10 @@ static inline int shpc_wait_cmd(struct controller *ctrl)
300 !is_ctrl_busy(ctrl), timeout); 300 !is_ctrl_busy(ctrl), timeout);
301 if (!rc && is_ctrl_busy(ctrl)) { 301 if (!rc && is_ctrl_busy(ctrl)) {
302 retval = -EIO; 302 retval = -EIO;
303 err("Command not completed in 1000 msec\n"); 303 ctrl_err(ctrl, "Command not completed in 1000 msec\n");
304 } else if (rc < 0) { 304 } else if (rc < 0) {
305 retval = -EINTR; 305 retval = -EINTR;
306 info("Command was interrupted by a signal\n"); 306 ctrl_info(ctrl, "Command was interrupted by a signal\n");
307 } 307 }
308 308
309 return retval; 309 return retval;
@@ -320,15 +320,14 @@ static int shpc_write_cmd(struct slot *slot, u8 t_slot, u8 cmd)
320 320
321 if (!shpc_poll_ctrl_busy(ctrl)) { 321 if (!shpc_poll_ctrl_busy(ctrl)) {
322 /* After 1 sec and and the controller is still busy */ 322 /* After 1 sec and and the controller is still busy */
323 err("%s : Controller is still busy after 1 sec.\n", 323 ctrl_err(ctrl, "Controller is still busy after 1 sec\n");
324 __func__);
325 retval = -EBUSY; 324 retval = -EBUSY;
326 goto out; 325 goto out;
327 } 326 }
328 327
329 ++t_slot; 328 ++t_slot;
330 temp_word = (t_slot << 8) | (cmd & 0xFF); 329 temp_word = (t_slot << 8) | (cmd & 0xFF);
331 dbg("%s: t_slot %x cmd %x\n", __func__, t_slot, cmd); 330 ctrl_dbg(ctrl, "%s: t_slot %x cmd %x\n", __func__, t_slot, cmd);
332 331
333 /* To make sure the Controller Busy bit is 0 before we send out the 332 /* To make sure the Controller Busy bit is 0 before we send out the
334 * command. 333 * command.
@@ -344,8 +343,9 @@ static int shpc_write_cmd(struct slot *slot, u8 t_slot, u8 cmd)
344 343
345 cmd_status = hpc_check_cmd_status(slot->ctrl); 344 cmd_status = hpc_check_cmd_status(slot->ctrl);
346 if (cmd_status) { 345 if (cmd_status) {
347 err("%s: Failed to issued command 0x%x (error code = %d)\n", 346 ctrl_err(ctrl,
348 __func__, cmd, cmd_status); 347 "Failed to issued command 0x%x (error code = %d)\n",
348 cmd, cmd_status);
349 retval = -EIO; 349 retval = -EIO;
350 } 350 }
351 out: 351 out:
@@ -364,15 +364,15 @@ static int hpc_check_cmd_status(struct controller *ctrl)
364 break; 364 break;
365 case 1: 365 case 1:
366 retval = SWITCH_OPEN; 366 retval = SWITCH_OPEN;
367 err("%s: Switch opened!\n", __func__); 367 ctrl_err(ctrl, "Switch opened!\n");
368 break; 368 break;
369 case 2: 369 case 2:
370 retval = INVALID_CMD; 370 retval = INVALID_CMD;
371 err("%s: Invalid HPC command!\n", __func__); 371 ctrl_err(ctrl, "Invalid HPC command!\n");
372 break; 372 break;
373 case 4: 373 case 4:
374 retval = INVALID_SPEED_MODE; 374 retval = INVALID_SPEED_MODE;
375 err("%s: Invalid bus speed/mode!\n", __func__); 375 ctrl_err(ctrl, "Invalid bus speed/mode!\n");
376 break; 376 break;
377 default: 377 default:
378 retval = cmd_status; 378 retval = cmd_status;
@@ -483,8 +483,8 @@ static int hpc_get_adapter_speed(struct slot *slot, enum pci_bus_speed *value)
483 return -ENODEV; 483 return -ENODEV;
484 } 484 }
485 485
486 dbg("%s: slot_reg = %x, pcix_cap = %x, m66_cap = %x\n", 486 ctrl_dbg(ctrl, "%s: slot_reg = %x, pcix_cap = %x, m66_cap = %x\n",
487 __func__, slot_reg, pcix_cap, m66_cap); 487 __func__, slot_reg, pcix_cap, m66_cap);
488 488
489 switch (pcix_cap) { 489 switch (pcix_cap) {
490 case 0x0: 490 case 0x0:
@@ -509,7 +509,7 @@ static int hpc_get_adapter_speed(struct slot *slot, enum pci_bus_speed *value)
509 break; 509 break;
510 } 510 }
511 511
512 dbg("Adapter speed = %d\n", *value); 512 ctrl_dbg(ctrl, "Adapter speed = %d\n", *value);
513 return retval; 513 return retval;
514} 514}
515 515
@@ -526,7 +526,7 @@ static int hpc_get_mode1_ECC_cap(struct slot *slot, u8 *mode)
526 retval = -1; 526 retval = -1;
527 } 527 }
528 528
529 dbg("Mode 1 ECC cap = %d\n", *mode); 529 ctrl_dbg(ctrl, "Mode 1 ECC cap = %d\n", *mode);
530 return retval; 530 return retval;
531} 531}
532 532
@@ -629,7 +629,7 @@ static int hpc_power_on_slot(struct slot * slot)
629 629
630 retval = shpc_write_cmd(slot, slot->hp_slot, SET_SLOT_PWR); 630 retval = shpc_write_cmd(slot, slot->hp_slot, SET_SLOT_PWR);
631 if (retval) 631 if (retval)
632 err("%s: Write command failed!\n", __func__); 632 ctrl_err(slot->ctrl, "%s: Write command failed!\n", __func__);
633 633
634 return retval; 634 return retval;
635} 635}
@@ -642,7 +642,7 @@ static int hpc_slot_enable(struct slot * slot)
642 retval = shpc_write_cmd(slot, slot->hp_slot, 642 retval = shpc_write_cmd(slot, slot->hp_slot,
643 SET_SLOT_ENABLE | SET_PWR_BLINK | SET_ATTN_OFF); 643 SET_SLOT_ENABLE | SET_PWR_BLINK | SET_ATTN_OFF);
644 if (retval) 644 if (retval)
645 err("%s: Write command failed!\n", __func__); 645 ctrl_err(slot->ctrl, "%s: Write command failed!\n", __func__);
646 646
647 return retval; 647 return retval;
648} 648}
@@ -655,7 +655,7 @@ static int hpc_slot_disable(struct slot * slot)
655 retval = shpc_write_cmd(slot, slot->hp_slot, 655 retval = shpc_write_cmd(slot, slot->hp_slot,
656 SET_SLOT_DISABLE | SET_PWR_OFF | SET_ATTN_ON); 656 SET_SLOT_DISABLE | SET_PWR_OFF | SET_ATTN_ON);
657 if (retval) 657 if (retval)
658 err("%s: Write command failed!\n", __func__); 658 ctrl_err(slot->ctrl, "%s: Write command failed!\n", __func__);
659 659
660 return retval; 660 return retval;
661} 661}
@@ -719,7 +719,7 @@ static int hpc_set_bus_speed_mode(struct slot * slot, enum pci_bus_speed value)
719 719
720 retval = shpc_write_cmd(slot, 0, cmd); 720 retval = shpc_write_cmd(slot, 0, cmd);
721 if (retval) 721 if (retval)
722 err("%s: Write command failed!\n", __func__); 722 ctrl_err(ctrl, "%s: Write command failed!\n", __func__);
723 723
724 return retval; 724 return retval;
725} 725}
@@ -735,7 +735,7 @@ static irqreturn_t shpc_isr(int irq, void *dev_id)
735 if (!intr_loc) 735 if (!intr_loc)
736 return IRQ_NONE; 736 return IRQ_NONE;
737 737
738 dbg("%s: intr_loc = %x\n",__func__, intr_loc); 738 ctrl_dbg(ctrl, "%s: intr_loc = %x\n", __func__, intr_loc);
739 739
740 if(!shpchp_poll_mode) { 740 if(!shpchp_poll_mode) {
741 /* 741 /*
@@ -748,7 +748,7 @@ static irqreturn_t shpc_isr(int irq, void *dev_id)
748 shpc_writel(ctrl, SERR_INTR_ENABLE, serr_int); 748 shpc_writel(ctrl, SERR_INTR_ENABLE, serr_int);
749 749
750 intr_loc2 = shpc_readl(ctrl, INTR_LOC); 750 intr_loc2 = shpc_readl(ctrl, INTR_LOC);
751 dbg("%s: intr_loc2 = %x\n",__func__, intr_loc2); 751 ctrl_dbg(ctrl, "%s: intr_loc2 = %x\n", __func__, intr_loc2);
752 } 752 }
753 753
754 if (intr_loc & CMD_INTR_PENDING) { 754 if (intr_loc & CMD_INTR_PENDING) {
@@ -773,8 +773,8 @@ static irqreturn_t shpc_isr(int irq, void *dev_id)
773 continue; 773 continue;
774 774
775 slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); 775 slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot));
776 dbg("%s: Slot %x with intr, slot register = %x\n", 776 ctrl_dbg(ctrl, "Slot %x with intr, slot register = %x\n",
777 __func__, hp_slot, slot_reg); 777 hp_slot, slot_reg);
778 778
779 if (slot_reg & MRL_CHANGE_DETECTED) 779 if (slot_reg & MRL_CHANGE_DETECTED)
780 shpchp_handle_switch_change(hp_slot, ctrl); 780 shpchp_handle_switch_change(hp_slot, ctrl);
@@ -843,7 +843,7 @@ static int hpc_get_max_bus_speed (struct slot *slot, enum pci_bus_speed *value)
843 } 843 }
844 844
845 *value = bus_speed; 845 *value = bus_speed;
846 dbg("Max bus speed = %d\n", bus_speed); 846 ctrl_dbg(ctrl, "Max bus speed = %d\n", bus_speed);
847 847
848 return retval; 848 return retval;
849} 849}
@@ -911,7 +911,7 @@ static int hpc_get_cur_bus_speed (struct slot *slot, enum pci_bus_speed *value)
911 break; 911 break;
912 } 912 }
913 913
914 dbg("Current bus speed = %d\n", bus_speed); 914 ctrl_dbg(ctrl, "Current bus speed = %d\n", bus_speed);
915 return retval; 915 return retval;
916} 916}
917 917
@@ -949,6 +949,7 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev)
949 u8 i; 949 u8 i;
950 950
951 ctrl->pci_dev = pdev; /* pci_dev of the P2P bridge */ 951 ctrl->pci_dev = pdev; /* pci_dev of the P2P bridge */
952 ctrl_dbg(ctrl, "Hotplug Controller:\n");
952 953
953 if ((pdev->vendor == PCI_VENDOR_ID_AMD) || (pdev->device == 954 if ((pdev->vendor == PCI_VENDOR_ID_AMD) || (pdev->device ==
954 PCI_DEVICE_ID_AMD_GOLAM_7450)) { 955 PCI_DEVICE_ID_AMD_GOLAM_7450)) {
@@ -958,34 +959,33 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev)
958 } else { 959 } else {
959 ctrl->cap_offset = pci_find_capability(pdev, PCI_CAP_ID_SHPC); 960 ctrl->cap_offset = pci_find_capability(pdev, PCI_CAP_ID_SHPC);
960 if (!ctrl->cap_offset) { 961 if (!ctrl->cap_offset) {
961 err("%s : cap_offset == 0\n", __func__); 962 ctrl_err(ctrl, "Cannot find PCI capability\n");
962 goto abort; 963 goto abort;
963 } 964 }
964 dbg("%s: cap_offset = %x\n", __func__, ctrl->cap_offset); 965 ctrl_dbg(ctrl, " cap_offset = %x\n", ctrl->cap_offset);
965 966
966 rc = shpc_indirect_read(ctrl, 0, &shpc_base_offset); 967 rc = shpc_indirect_read(ctrl, 0, &shpc_base_offset);
967 if (rc) { 968 if (rc) {
968 err("%s: cannot read base_offset\n", __func__); 969 ctrl_err(ctrl, "Cannot read base_offset\n");
969 goto abort; 970 goto abort;
970 } 971 }
971 972
972 rc = shpc_indirect_read(ctrl, 3, &tempdword); 973 rc = shpc_indirect_read(ctrl, 3, &tempdword);
973 if (rc) { 974 if (rc) {
974 err("%s: cannot read slot config\n", __func__); 975 ctrl_err(ctrl, "Cannot read slot config\n");
975 goto abort; 976 goto abort;
976 } 977 }
977 num_slots = tempdword & SLOT_NUM; 978 num_slots = tempdword & SLOT_NUM;
978 dbg("%s: num_slots (indirect) %x\n", __func__, num_slots); 979 ctrl_dbg(ctrl, " num_slots (indirect) %x\n", num_slots);
979 980
980 for (i = 0; i < 9 + num_slots; i++) { 981 for (i = 0; i < 9 + num_slots; i++) {
981 rc = shpc_indirect_read(ctrl, i, &tempdword); 982 rc = shpc_indirect_read(ctrl, i, &tempdword);
982 if (rc) { 983 if (rc) {
983 err("%s: cannot read creg (index = %d)\n", 984 ctrl_err(ctrl,
984 __func__, i); 985 "Cannot read creg (index = %d)\n", i);
985 goto abort; 986 goto abort;
986 } 987 }
987 dbg("%s: offset %d: value %x\n", __func__,i, 988 ctrl_dbg(ctrl, " offset %d: value %x\n", i, tempdword);
988 tempdword);
989 } 989 }
990 990
991 ctrl->mmio_base = 991 ctrl->mmio_base =
@@ -993,30 +993,31 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev)
993 ctrl->mmio_size = 0x24 + 0x4 * num_slots; 993 ctrl->mmio_size = 0x24 + 0x4 * num_slots;
994 } 994 }
995 995
996 info("HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n", pdev->vendor, pdev->device, pdev->subsystem_vendor, 996 ctrl_info(ctrl, "HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n",
997 pdev->subsystem_device); 997 pdev->vendor, pdev->device, pdev->subsystem_vendor,
998 pdev->subsystem_device);
998 999
999 rc = pci_enable_device(pdev); 1000 rc = pci_enable_device(pdev);
1000 if (rc) { 1001 if (rc) {
1001 err("%s: pci_enable_device failed\n", __func__); 1002 ctrl_err(ctrl, "pci_enable_device failed\n");
1002 goto abort; 1003 goto abort;
1003 } 1004 }
1004 1005
1005 if (!request_mem_region(ctrl->mmio_base, ctrl->mmio_size, MY_NAME)) { 1006 if (!request_mem_region(ctrl->mmio_base, ctrl->mmio_size, MY_NAME)) {
1006 err("%s: cannot reserve MMIO region\n", __func__); 1007 ctrl_err(ctrl, "Cannot reserve MMIO region\n");
1007 rc = -1; 1008 rc = -1;
1008 goto abort; 1009 goto abort;
1009 } 1010 }
1010 1011
1011 ctrl->creg = ioremap(ctrl->mmio_base, ctrl->mmio_size); 1012 ctrl->creg = ioremap(ctrl->mmio_base, ctrl->mmio_size);
1012 if (!ctrl->creg) { 1013 if (!ctrl->creg) {
1013 err("%s: cannot remap MMIO region %lx @ %lx\n", __func__, 1014 ctrl_err(ctrl, "Cannot remap MMIO region %lx @ %lx\n",
1014 ctrl->mmio_size, ctrl->mmio_base); 1015 ctrl->mmio_size, ctrl->mmio_base);
1015 release_mem_region(ctrl->mmio_base, ctrl->mmio_size); 1016 release_mem_region(ctrl->mmio_base, ctrl->mmio_size);
1016 rc = -1; 1017 rc = -1;
1017 goto abort; 1018 goto abort;
1018 } 1019 }
1019 dbg("%s: ctrl->creg %p\n", __func__, ctrl->creg); 1020 ctrl_dbg(ctrl, "ctrl->creg %p\n", ctrl->creg);
1020 1021
1021 mutex_init(&ctrl->crit_sect); 1022 mutex_init(&ctrl->crit_sect);
1022 mutex_init(&ctrl->cmd_lock); 1023 mutex_init(&ctrl->cmd_lock);
@@ -1035,21 +1036,21 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev)
1035 1036
1036 /* Mask Global Interrupt Mask & Command Complete Interrupt Mask */ 1037 /* Mask Global Interrupt Mask & Command Complete Interrupt Mask */
1037 tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); 1038 tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE);
1038 dbg("%s: SERR_INTR_ENABLE = %x\n", __func__, tempdword); 1039 ctrl_dbg(ctrl, "SERR_INTR_ENABLE = %x\n", tempdword);
1039 tempdword |= (GLOBAL_INTR_MASK | GLOBAL_SERR_MASK | 1040 tempdword |= (GLOBAL_INTR_MASK | GLOBAL_SERR_MASK |
1040 COMMAND_INTR_MASK | ARBITER_SERR_MASK); 1041 COMMAND_INTR_MASK | ARBITER_SERR_MASK);
1041 tempdword &= ~SERR_INTR_RSVDZ_MASK; 1042 tempdword &= ~SERR_INTR_RSVDZ_MASK;
1042 shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword); 1043 shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword);
1043 tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); 1044 tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE);
1044 dbg("%s: SERR_INTR_ENABLE = %x\n", __func__, tempdword); 1045 ctrl_dbg(ctrl, "SERR_INTR_ENABLE = %x\n", tempdword);
1045 1046
1046 /* Mask the MRL sensor SERR Mask of individual slot in 1047 /* Mask the MRL sensor SERR Mask of individual slot in
1047 * Slot SERR-INT Mask & clear all the existing event if any 1048 * Slot SERR-INT Mask & clear all the existing event if any
1048 */ 1049 */
1049 for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) { 1050 for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) {
1050 slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); 1051 slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot));
1051 dbg("%s: Default Logical Slot Register %d value %x\n", __func__, 1052 ctrl_dbg(ctrl, "Default Logical Slot Register %d value %x\n",
1052 hp_slot, slot_reg); 1053 hp_slot, slot_reg);
1053 slot_reg |= (PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK | 1054 slot_reg |= (PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK |
1054 BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK | 1055 BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK |
1055 CON_PFAULT_INTR_MASK | MRL_CHANGE_SERR_MASK | 1056 CON_PFAULT_INTR_MASK | MRL_CHANGE_SERR_MASK |
@@ -1066,24 +1067,24 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev)
1066 /* Installs the interrupt handler */ 1067 /* Installs the interrupt handler */
1067 rc = pci_enable_msi(pdev); 1068 rc = pci_enable_msi(pdev);
1068 if (rc) { 1069 if (rc) {
1069 info("Can't get msi for the hotplug controller\n"); 1070 ctrl_info(ctrl,
1070 info("Use INTx for the hotplug controller\n"); 1071 "Can't get msi for the hotplug controller\n");
1072 ctrl_info(ctrl,
1073 "Use INTx for the hotplug controller\n");
1071 } 1074 }
1072 1075
1073 rc = request_irq(ctrl->pci_dev->irq, shpc_isr, IRQF_SHARED, 1076 rc = request_irq(ctrl->pci_dev->irq, shpc_isr, IRQF_SHARED,
1074 MY_NAME, (void *)ctrl); 1077 MY_NAME, (void *)ctrl);
1075 dbg("%s: request_irq %d for hpc%d (returns %d)\n", 1078 ctrl_dbg(ctrl, "request_irq %d for hpc%d (returns %d)\n",
1076 __func__, ctrl->pci_dev->irq, 1079 ctrl->pci_dev->irq,
1077 atomic_read(&shpchp_num_controllers), rc); 1080 atomic_read(&shpchp_num_controllers), rc);
1078 if (rc) { 1081 if (rc) {
1079 err("Can't get irq %d for the hotplug controller\n", 1082 ctrl_err(ctrl, "Can't get irq %d for the hotplug "
1080 ctrl->pci_dev->irq); 1083 "controller\n", ctrl->pci_dev->irq);
1081 goto abort_iounmap; 1084 goto abort_iounmap;
1082 } 1085 }
1083 } 1086 }
1084 dbg("%s: HPC at b:d:f:irq=0x%x:%x:%x:%x\n", __func__, 1087 ctrl_dbg(ctrl, "HPC at %s irq=%x\n", pci_name(pdev), pdev->irq);
1085 pdev->bus->number, PCI_SLOT(pdev->devfn),
1086 PCI_FUNC(pdev->devfn), pdev->irq);
1087 1088
1088 /* 1089 /*
1089 * If this is the first controller to be initialized, 1090 * If this is the first controller to be initialized,
@@ -1102,8 +1103,8 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev)
1102 */ 1103 */
1103 for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) { 1104 for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) {
1104 slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); 1105 slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot));
1105 dbg("%s: Default Logical Slot Register %d value %x\n", __func__, 1106 ctrl_dbg(ctrl, "Default Logical Slot Register %d value %x\n",
1106 hp_slot, slot_reg); 1107 hp_slot, slot_reg);
1107 slot_reg &= ~(PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK | 1108 slot_reg &= ~(PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK |
1108 BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK | 1109 BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK |
1109 CON_PFAULT_INTR_MASK | SLOT_REG_RSVDZ_MASK); 1110 CON_PFAULT_INTR_MASK | SLOT_REG_RSVDZ_MASK);
@@ -1116,7 +1117,7 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev)
1116 SERR_INTR_RSVDZ_MASK); 1117 SERR_INTR_RSVDZ_MASK);
1117 shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword); 1118 shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword);
1118 tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); 1119 tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE);
1119 dbg("%s: SERR_INTR_ENABLE = %x\n", __func__, tempdword); 1120 ctrl_dbg(ctrl, "SERR_INTR_ENABLE = %x\n", tempdword);
1120 } 1121 }
1121 1122
1122 return 0; 1123 return 0;
diff --git a/drivers/pci/hotplug/shpchp_pci.c b/drivers/pci/hotplug/shpchp_pci.c
index 3fc4ec0eea0b..138f161becc0 100644
--- a/drivers/pci/hotplug/shpchp_pci.c
+++ b/drivers/pci/hotplug/shpchp_pci.c
@@ -49,9 +49,7 @@ static void program_fw_provided_values(struct pci_dev *dev)
49 /* use default values if we can't get them from firmware */ 49 /* use default values if we can't get them from firmware */
50 if (get_hp_params_from_firmware(dev, &hpp) || 50 if (get_hp_params_from_firmware(dev, &hpp) ||
51 !hpp.t0 || (hpp.t0->revision > 1)) { 51 !hpp.t0 || (hpp.t0->revision > 1)) {
52 printk(KERN_WARNING 52 warn("Could not get hotplug parameters. Use defaults\n");
53 "%s: Could not get hotplug parameters. Use defaults\n",
54 __func__);
55 hpp.t0 = &hpp.type0_data; 53 hpp.t0 = &hpp.type0_data;
56 hpp.t0->revision = 0; 54 hpp.t0->revision = 0;
57 hpp.t0->cache_line_size = 8; 55 hpp.t0->cache_line_size = 8;
@@ -101,18 +99,20 @@ int __ref shpchp_configure_device(struct slot *p_slot)
101 struct pci_dev *dev; 99 struct pci_dev *dev;
102 struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate; 100 struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
103 int num, fn; 101 int num, fn;
102 struct controller *ctrl = p_slot->ctrl;
104 103
105 dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, 0)); 104 dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, 0));
106 if (dev) { 105 if (dev) {
107 err("Device %s already exists at %x:%x, cannot hot-add\n", 106 ctrl_err(ctrl, "Device %s already exists "
108 pci_name(dev), p_slot->bus, p_slot->device); 107 "at %04x:%02x:%02x, cannot hot-add\n", pci_name(dev),
108 pci_domain_nr(parent), p_slot->bus, p_slot->device);
109 pci_dev_put(dev); 109 pci_dev_put(dev);
110 return -EINVAL; 110 return -EINVAL;
111 } 111 }
112 112
113 num = pci_scan_slot(parent, PCI_DEVFN(p_slot->device, 0)); 113 num = pci_scan_slot(parent, PCI_DEVFN(p_slot->device, 0));
114 if (num == 0) { 114 if (num == 0) {
115 err("No new device found\n"); 115 ctrl_err(ctrl, "No new device found\n");
116 return -ENODEV; 116 return -ENODEV;
117 } 117 }
118 118
@@ -121,8 +121,8 @@ int __ref shpchp_configure_device(struct slot *p_slot)
121 if (!dev) 121 if (!dev)
122 continue; 122 continue;
123 if ((dev->class >> 16) == PCI_BASE_CLASS_DISPLAY) { 123 if ((dev->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
124 err("Cannot hot-add display device %s\n", 124 ctrl_err(ctrl, "Cannot hot-add display device %s\n",
125 pci_name(dev)); 125 pci_name(dev));
126 pci_dev_put(dev); 126 pci_dev_put(dev);
127 continue; 127 continue;
128 } 128 }
@@ -138,14 +138,15 @@ int __ref shpchp_configure_device(struct slot *p_slot)
138 break; 138 break;
139 } 139 }
140 if (busnr >= end) { 140 if (busnr >= end) {
141 err("No free bus for hot-added bridge\n"); 141 ctrl_err(ctrl,
142 "No free bus for hot-added bridge\n");
142 pci_dev_put(dev); 143 pci_dev_put(dev);
143 continue; 144 continue;
144 } 145 }
145 child = pci_add_new_bus(parent, dev, busnr); 146 child = pci_add_new_bus(parent, dev, busnr);
146 if (!child) { 147 if (!child) {
147 err("Cannot add new bus for %s\n", 148 ctrl_err(ctrl, "Cannot add new bus for %s\n",
148 pci_name(dev)); 149 pci_name(dev));
149 pci_dev_put(dev); 150 pci_dev_put(dev);
150 continue; 151 continue;
151 } 152 }
@@ -168,8 +169,10 @@ int shpchp_unconfigure_device(struct slot *p_slot)
168 int j; 169 int j;
169 u8 bctl = 0; 170 u8 bctl = 0;
170 struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate; 171 struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
172 struct controller *ctrl = p_slot->ctrl;
171 173
172 dbg("%s: bus/dev = %x/%x\n", __func__, p_slot->bus, p_slot->device); 174 ctrl_dbg(ctrl, "%s: domain:bus:dev = %04x:%02x:%02x\n",
175 __func__, pci_domain_nr(parent), p_slot->bus, p_slot->device);
173 176
174 for (j=0; j<8 ; j++) { 177 for (j=0; j<8 ; j++) {
175 struct pci_dev* temp = pci_get_slot(parent, 178 struct pci_dev* temp = pci_get_slot(parent,
@@ -177,16 +180,17 @@ int shpchp_unconfigure_device(struct slot *p_slot)
177 if (!temp) 180 if (!temp)
178 continue; 181 continue;
179 if ((temp->class >> 16) == PCI_BASE_CLASS_DISPLAY) { 182 if ((temp->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
180 err("Cannot remove display device %s\n", 183 ctrl_err(ctrl, "Cannot remove display device %s\n",
181 pci_name(temp)); 184 pci_name(temp));
182 pci_dev_put(temp); 185 pci_dev_put(temp);
183 continue; 186 continue;
184 } 187 }
185 if (temp->hdr_type == PCI_HEADER_TYPE_BRIDGE) { 188 if (temp->hdr_type == PCI_HEADER_TYPE_BRIDGE) {
186 pci_read_config_byte(temp, PCI_BRIDGE_CONTROL, &bctl); 189 pci_read_config_byte(temp, PCI_BRIDGE_CONTROL, &bctl);
187 if (bctl & PCI_BRIDGE_CTL_VGA) { 190 if (bctl & PCI_BRIDGE_CTL_VGA) {
188 err("Cannot remove display device %s\n", 191 ctrl_err(ctrl,
189 pci_name(temp)); 192 "Cannot remove display device %s\n",
193 pci_name(temp));
190 pci_dev_put(temp); 194 pci_dev_put(temp);
191 continue; 195 continue;
192 } 196 }
diff --git a/drivers/pci/irq.c b/drivers/pci/irq.c
new file mode 100644
index 000000000000..6441dfa969a3
--- /dev/null
+++ b/drivers/pci/irq.c
@@ -0,0 +1,60 @@
1/*
2 * PCI IRQ failure handing code
3 *
4 * Copyright (c) 2008 James Bottomley <James.Bottomley@HansenPartnership.com>
5 */
6
7#include <linux/acpi.h>
8#include <linux/device.h>
9#include <linux/kernel.h>
10#include <linux/pci.h>
11
12static void pci_note_irq_problem(struct pci_dev *pdev, const char *reason)
13{
14 struct pci_dev *parent = to_pci_dev(pdev->dev.parent);
15
16 dev_printk(KERN_ERR, &pdev->dev,
17 "Potentially misrouted IRQ (Bridge %s %04x:%04x)\n",
18 parent->dev.bus_id, parent->vendor, parent->device);
19 dev_printk(KERN_ERR, &pdev->dev, "%s\n", reason);
20 dev_printk(KERN_ERR, &pdev->dev, "Please report to linux-kernel@vger.kernel.org\n");
21 WARN_ON(1);
22}
23
24/**
25 * pci_lost_interrupt - reports a lost PCI interrupt
26 * @pdev: device whose interrupt is lost
27 *
28 * The primary function of this routine is to report a lost interrupt
29 * in a standard way which users can recognise (instead of blaming the
30 * driver).
31 *
32 * Returns:
33 * a suggestion for fixing it (although the driver is not required to
34 * act on this).
35 */
36enum pci_lost_interrupt_reason pci_lost_interrupt(struct pci_dev *pdev)
37{
38 if (pdev->msi_enabled || pdev->msix_enabled) {
39 enum pci_lost_interrupt_reason ret;
40
41 if (pdev->msix_enabled) {
42 pci_note_irq_problem(pdev, "MSIX routing failure");
43 ret = PCI_LOST_IRQ_DISABLE_MSIX;
44 } else {
45 pci_note_irq_problem(pdev, "MSI routing failure");
46 ret = PCI_LOST_IRQ_DISABLE_MSI;
47 }
48 return ret;
49 }
50#ifdef CONFIG_ACPI
51 if (!(acpi_disabled || acpi_noirq)) {
52 pci_note_irq_problem(pdev, "Potential ACPI misrouting please reboot with acpi=noirq");
53 /* currently no way to fix acpi on the fly */
54 return PCI_LOST_IRQ_DISABLE_ACPI;
55 }
56#endif
57 pci_note_irq_problem(pdev, "unknown cause (not MSI or ACPI)");
58 return PCI_LOST_IRQ_NO_INFORMATION;
59}
60EXPORT_SYMBOL(pci_lost_interrupt);
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 533aeb5fcbe4..21f2ac639cab 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1309,27 +1309,32 @@ void pci_enable_ari(struct pci_dev *dev)
1309 int pos; 1309 int pos;
1310 u32 cap; 1310 u32 cap;
1311 u16 ctrl; 1311 u16 ctrl;
1312 struct pci_dev *bridge;
1312 1313
1313 if (!dev->is_pcie) 1314 if (!dev->is_pcie || dev->devfn)
1314 return; 1315 return;
1315 1316
1316 if (dev->pcie_type != PCI_EXP_TYPE_ROOT_PORT && 1317 pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ARI);
1317 dev->pcie_type != PCI_EXP_TYPE_DOWNSTREAM) 1318 if (!pos)
1318 return; 1319 return;
1319 1320
1320 pos = pci_find_capability(dev, PCI_CAP_ID_EXP); 1321 bridge = dev->bus->self;
1322 if (!bridge || !bridge->is_pcie)
1323 return;
1324
1325 pos = pci_find_capability(bridge, PCI_CAP_ID_EXP);
1321 if (!pos) 1326 if (!pos)
1322 return; 1327 return;
1323 1328
1324 pci_read_config_dword(dev, pos + PCI_EXP_DEVCAP2, &cap); 1329 pci_read_config_dword(bridge, pos + PCI_EXP_DEVCAP2, &cap);
1325 if (!(cap & PCI_EXP_DEVCAP2_ARI)) 1330 if (!(cap & PCI_EXP_DEVCAP2_ARI))
1326 return; 1331 return;
1327 1332
1328 pci_read_config_word(dev, pos + PCI_EXP_DEVCTL2, &ctrl); 1333 pci_read_config_word(bridge, pos + PCI_EXP_DEVCTL2, &ctrl);
1329 ctrl |= PCI_EXP_DEVCTL2_ARI; 1334 ctrl |= PCI_EXP_DEVCTL2_ARI;
1330 pci_write_config_word(dev, pos + PCI_EXP_DEVCTL2, ctrl); 1335 pci_write_config_word(bridge, pos + PCI_EXP_DEVCTL2, ctrl);
1331 1336
1332 dev->ari_enabled = 1; 1337 bridge->ari_enabled = 1;
1333} 1338}
1334 1339
1335int 1340int
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 6f1e51d77bce..003a9b3c293f 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -298,9 +298,6 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child)
298 child->resource[i] = child->parent->resource[i - 3]; 298 child->resource[i] = child->parent->resource[i - 3];
299 } 299 }
300 300
301 for(i=0; i<3; i++)
302 child->resource[i] = &dev->resource[PCI_BRIDGE_RESOURCES+i];
303
304 res = child->resource[0]; 301 res = child->resource[0];
305 pci_read_config_byte(dev, PCI_IO_BASE, &io_base_lo); 302 pci_read_config_byte(dev, PCI_IO_BASE, &io_base_lo);
306 pci_read_config_byte(dev, PCI_IO_LIMIT, &io_limit_lo); 303 pci_read_config_byte(dev, PCI_IO_LIMIT, &io_limit_lo);
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 752def8a2ef4..c75b82bda327 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -546,6 +546,13 @@ struct pci_dev __deprecated *pci_find_slot(unsigned int bus,
546 unsigned int devfn); 546 unsigned int devfn);
547#endif /* CONFIG_PCI_LEGACY */ 547#endif /* CONFIG_PCI_LEGACY */
548 548
549enum pci_lost_interrupt_reason {
550 PCI_LOST_IRQ_NO_INFORMATION = 0,
551 PCI_LOST_IRQ_DISABLE_MSI,
552 PCI_LOST_IRQ_DISABLE_MSIX,
553 PCI_LOST_IRQ_DISABLE_ACPI,
554};
555enum pci_lost_interrupt_reason pci_lost_interrupt(struct pci_dev *dev);
549int pci_find_capability(struct pci_dev *dev, int cap); 556int pci_find_capability(struct pci_dev *dev, int cap);
550int pci_find_next_capability(struct pci_dev *dev, u8 pos, int cap); 557int pci_find_next_capability(struct pci_dev *dev, u8 pos, int cap);
551int pci_find_ext_capability(struct pci_dev *dev, int cap); 558int pci_find_ext_capability(struct pci_dev *dev, int cap);