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1da177e4 LT |
1 | /* |
2 | * Standard Hot Plug Controller Driver | |
3 | * | |
4 | * Copyright (C) 1995,2001 Compaq Computer Corporation | |
5 | * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com) | |
6 | * Copyright (C) 2001 IBM | |
7 | * Copyright (C) 2003-2004 Intel Corporation | |
8 | * | |
9 | * All rights reserved. | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2 of the License, or (at | |
14 | * your option) any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, but | |
17 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or | |
19 | * NON INFRINGEMENT. See the GNU General Public License for more | |
20 | * details. | |
21 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with this program; if not, write to the Free Software | |
24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
25 | * | |
8cf4c195 | 26 | * Send feedback to <greg@kroah.com>,<kristen.c.accardi@intel.com> |
1da177e4 LT |
27 | * |
28 | */ | |
29 | #ifndef _SHPCHP_H | |
30 | #define _SHPCHP_H | |
31 | ||
32 | #include <linux/types.h> | |
33 | #include <linux/pci.h> | |
7a54f25c | 34 | #include <linux/pci_hotplug.h> |
1da177e4 | 35 | #include <linux/delay.h> |
4e57b681 | 36 | #include <linux/sched.h> /* signal_pending(), struct timer_list */ |
6aa4cdd0 | 37 | #include <linux/mutex.h> |
4e57b681 | 38 | |
1da177e4 LT |
39 | #if !defined(MODULE) |
40 | #define MY_NAME "shpchp" | |
41 | #else | |
42 | #define MY_NAME THIS_MODULE->name | |
43 | #endif | |
44 | ||
45 | extern int shpchp_poll_mode; | |
46 | extern int shpchp_poll_time; | |
47 | extern int shpchp_debug; | |
f7391f53 | 48 | extern struct workqueue_struct *shpchp_wq; |
1da177e4 LT |
49 | |
50 | /*#define dbg(format, arg...) do { if (shpchp_debug) printk(KERN_DEBUG "%s: " format, MY_NAME , ## arg); } while (0)*/ | |
51 | #define dbg(format, arg...) do { if (shpchp_debug) printk("%s: " format, MY_NAME , ## arg); } while (0) | |
52 | #define err(format, arg...) printk(KERN_ERR "%s: " format, MY_NAME , ## arg) | |
53 | #define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg) | |
54 | #define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg) | |
55 | ||
bbe779db | 56 | #define SLOT_NAME_SIZE 10 |
1da177e4 | 57 | struct slot { |
1da177e4 LT |
58 | u8 bus; |
59 | u8 device; | |
2178bfad | 60 | u16 status; |
1da177e4 LT |
61 | u32 number; |
62 | u8 is_a_board; | |
1da177e4 | 63 | u8 state; |
1da177e4 | 64 | u8 presence_save; |
2178bfad | 65 | u8 pwr_save; |
1da177e4 LT |
66 | struct timer_list task_event; |
67 | u8 hp_slot; | |
68 | struct controller *ctrl; | |
69 | struct hpc_ops *hpc_ops; | |
70 | struct hotplug_slot *hotplug_slot; | |
71 | struct list_head slot_list; | |
bbe779db | 72 | char name[SLOT_NAME_SIZE]; |
f7391f53 | 73 | struct work_struct work; /* work for button event */ |
a246fa4e | 74 | struct mutex lock; |
1da177e4 LT |
75 | }; |
76 | ||
1da177e4 LT |
77 | struct event_info { |
78 | u32 event_type; | |
f7391f53 KK |
79 | struct slot *p_slot; |
80 | struct work_struct work; | |
1da177e4 LT |
81 | }; |
82 | ||
83 | struct controller { | |
6aa4cdd0 | 84 | struct mutex crit_sect; /* critical section mutex */ |
d29aadda | 85 | struct mutex cmd_lock; /* command lock */ |
ee138334 | 86 | struct php_ctlr_state_s *hpc_ctlr_handle; /* HPC controller handle */ |
1da177e4 LT |
87 | int num_slots; /* Number of slots on ctlr */ |
88 | int slot_num_inc; /* 1 or -1 */ | |
1da177e4 | 89 | struct pci_dev *pci_dev; |
5b1a960d | 90 | struct list_head slot_list; |
1da177e4 LT |
91 | struct hpc_ops *hpc_ops; |
92 | wait_queue_head_t queue; /* sleep & wake process */ | |
1da177e4 LT |
93 | u8 bus; |
94 | u8 device; | |
95 | u8 function; | |
1da177e4 LT |
96 | u8 slot_device_offset; |
97 | u8 add_support; | |
53044f35 | 98 | u32 pcix_misc2_reg; /* for amd pogo errata */ |
1da177e4 LT |
99 | enum pci_bus_speed speed; |
100 | u32 first_slot; /* First physical slot number */ | |
101 | u8 slot_bus; /* Bus where the slots handled by this controller sit */ | |
0455986c KK |
102 | u32 cap_offset; |
103 | unsigned long mmio_base; | |
104 | unsigned long mmio_size; | |
1da177e4 LT |
105 | }; |
106 | ||
424600f9 | 107 | |
1da177e4 LT |
108 | /* Define AMD SHPC ID */ |
109 | #define PCI_DEVICE_ID_AMD_GOLAM_7450 0x7450 | |
53044f35 KD |
110 | #define PCI_DEVICE_ID_AMD_POGO_7458 0x7458 |
111 | ||
112 | /* AMD PCIX bridge registers */ | |
113 | ||
114 | #define PCIX_MEM_BASE_LIMIT_OFFSET 0x1C | |
115 | #define PCIX_MISCII_OFFSET 0x48 | |
116 | #define PCIX_MISC_BRIDGE_ERRORS_OFFSET 0x80 | |
117 | ||
118 | /* AMD PCIX_MISCII masks and offsets */ | |
119 | #define PERRNONFATALENABLE_MASK 0x00040000 | |
120 | #define PERRFATALENABLE_MASK 0x00080000 | |
121 | #define PERRFLOODENABLE_MASK 0x00100000 | |
122 | #define SERRNONFATALENABLE_MASK 0x00200000 | |
123 | #define SERRFATALENABLE_MASK 0x00400000 | |
124 | ||
125 | /* AMD PCIX_MISC_BRIDGE_ERRORS masks and offsets */ | |
126 | #define PERR_OBSERVED_MASK 0x00000001 | |
127 | ||
128 | /* AMD PCIX_MEM_BASE_LIMIT masks */ | |
129 | #define RSE_MASK 0x40000000 | |
1da177e4 LT |
130 | |
131 | #define INT_BUTTON_IGNORE 0 | |
132 | #define INT_PRESENCE_ON 1 | |
133 | #define INT_PRESENCE_OFF 2 | |
134 | #define INT_SWITCH_CLOSE 3 | |
135 | #define INT_SWITCH_OPEN 4 | |
136 | #define INT_POWER_FAULT 5 | |
137 | #define INT_POWER_FAULT_CLEAR 6 | |
138 | #define INT_BUTTON_PRESS 7 | |
139 | #define INT_BUTTON_RELEASE 8 | |
140 | #define INT_BUTTON_CANCEL 9 | |
141 | ||
142 | #define STATIC_STATE 0 | |
143 | #define BLINKINGON_STATE 1 | |
144 | #define BLINKINGOFF_STATE 2 | |
145 | #define POWERON_STATE 3 | |
146 | #define POWEROFF_STATE 4 | |
147 | ||
148 | #define PCI_TO_PCI_BRIDGE_CLASS 0x00060400 | |
149 | ||
150 | /* Error messages */ | |
151 | #define INTERLOCK_OPEN 0x00000002 | |
152 | #define ADD_NOT_SUPPORTED 0x00000003 | |
153 | #define CARD_FUNCTIONING 0x00000005 | |
154 | #define ADAPTER_NOT_SAME 0x00000006 | |
155 | #define NO_ADAPTER_PRESENT 0x00000009 | |
156 | #define NOT_ENOUGH_RESOURCES 0x0000000B | |
157 | #define DEVICE_TYPE_NOT_SUPPORTED 0x0000000C | |
158 | #define WRONG_BUS_FREQUENCY 0x0000000D | |
159 | #define POWER_FAILURE 0x0000000E | |
160 | ||
161 | #define REMOVE_NOT_SUPPORTED 0x00000003 | |
162 | ||
163 | #define DISABLE_CARD 1 | |
164 | ||
165 | /* | |
166 | * error Messages | |
167 | */ | |
168 | #define msg_initialization_err "Initialization failure, error=%d\n" | |
99ff124d KK |
169 | #define msg_button_on "PCI slot #%s - powering on due to button press.\n" |
170 | #define msg_button_off "PCI slot #%s - powering off due to button press.\n" | |
171 | #define msg_button_cancel "PCI slot #%s - action canceled due to button press.\n" | |
1da177e4 LT |
172 | |
173 | /* sysfs functions for the hotplug controller info */ | |
e1b95dc6 | 174 | extern int __must_check shpchp_create_ctrl_files(struct controller *ctrl); |
1da177e4 | 175 | |
a246fa4e KK |
176 | extern int shpchp_sysfs_enable_slot(struct slot *slot); |
177 | extern int shpchp_sysfs_disable_slot(struct slot *slot); | |
1da177e4 LT |
178 | |
179 | extern u8 shpchp_handle_attention_button(u8 hp_slot, void *inst_id); | |
180 | extern u8 shpchp_handle_switch_change(u8 hp_slot, void *inst_id); | |
181 | extern u8 shpchp_handle_presence_change(u8 hp_slot, void *inst_id); | |
182 | extern u8 shpchp_handle_power_fault(u8 hp_slot, void *inst_id); | |
183 | ||
1da177e4 | 184 | /* pci functions */ |
1da177e4 | 185 | extern int shpchp_save_config(struct controller *ctrl, int busnumber, int num_ctlr_slots, int first_device_num); |
dbd7a788 | 186 | extern int shpchp_configure_device(struct slot *p_slot); |
2178bfad | 187 | extern int shpchp_unconfigure_device(struct slot *p_slot); |
c2608a11 | 188 | extern void shpchp_remove_ctrl_files(struct controller *ctrl); |
f7391f53 | 189 | extern void cleanup_slots(struct controller *ctrl); |
a246fa4e | 190 | extern void queue_pushbutton_work(void *data); |
1da177e4 | 191 | |
783c49fc KA |
192 | |
193 | #ifdef CONFIG_ACPI | |
194 | static inline int get_hp_params_from_firmware(struct pci_dev *dev, | |
195 | struct hotplug_params *hpp) | |
196 | { | |
7430e34c | 197 | if (ACPI_FAILURE(acpi_get_hp_params_from_firmware(dev->bus, hpp))) |
783c49fc KA |
198 | return -ENODEV; |
199 | return 0; | |
200 | } | |
201 | #define get_hp_hw_control_from_firmware(pdev) \ | |
202 | do { \ | |
203 | if (DEVICE_ACPI_HANDLE(&(pdev->dev))) \ | |
204 | acpi_run_oshp(DEVICE_ACPI_HANDLE(&(pdev->dev))); \ | |
205 | } while (0) | |
206 | #else | |
207 | #define get_hp_params_from_firmware(dev, hpp) (-ENODEV) | |
208 | #define get_hp_hw_control_from_firmware(dev) do { } while (0) | |
209 | #endif | |
210 | ||
1da177e4 LT |
211 | struct ctrl_reg { |
212 | volatile u32 base_offset; | |
213 | volatile u32 slot_avail1; | |
214 | volatile u32 slot_avail2; | |
215 | volatile u32 slot_config; | |
216 | volatile u16 sec_bus_config; | |
217 | volatile u8 msi_ctrl; | |
218 | volatile u8 prog_interface; | |
219 | volatile u16 cmd; | |
220 | volatile u16 cmd_status; | |
221 | volatile u32 intr_loc; | |
222 | volatile u32 serr_loc; | |
223 | volatile u32 serr_intr_enable; | |
224 | volatile u32 slot1; | |
225 | volatile u32 slot2; | |
226 | volatile u32 slot3; | |
227 | volatile u32 slot4; | |
228 | volatile u32 slot5; | |
229 | volatile u32 slot6; | |
230 | volatile u32 slot7; | |
231 | volatile u32 slot8; | |
232 | volatile u32 slot9; | |
233 | volatile u32 slot10; | |
234 | volatile u32 slot11; | |
235 | volatile u32 slot12; | |
236 | } __attribute__ ((packed)); | |
237 | ||
238 | /* offsets to the controller registers based on the above structure layout */ | |
239 | enum ctrl_offsets { | |
240 | BASE_OFFSET = offsetof(struct ctrl_reg, base_offset), | |
241 | SLOT_AVAIL1 = offsetof(struct ctrl_reg, slot_avail1), | |
242 | SLOT_AVAIL2 = offsetof(struct ctrl_reg, slot_avail2), | |
243 | SLOT_CONFIG = offsetof(struct ctrl_reg, slot_config), | |
244 | SEC_BUS_CONFIG = offsetof(struct ctrl_reg, sec_bus_config), | |
245 | MSI_CTRL = offsetof(struct ctrl_reg, msi_ctrl), | |
246 | PROG_INTERFACE = offsetof(struct ctrl_reg, prog_interface), | |
247 | CMD = offsetof(struct ctrl_reg, cmd), | |
248 | CMD_STATUS = offsetof(struct ctrl_reg, cmd_status), | |
249 | INTR_LOC = offsetof(struct ctrl_reg, intr_loc), | |
250 | SERR_LOC = offsetof(struct ctrl_reg, serr_loc), | |
251 | SERR_INTR_ENABLE = offsetof(struct ctrl_reg, serr_intr_enable), | |
252 | SLOT1 = offsetof(struct ctrl_reg, slot1), | |
253 | SLOT2 = offsetof(struct ctrl_reg, slot2), | |
254 | SLOT3 = offsetof(struct ctrl_reg, slot3), | |
255 | SLOT4 = offsetof(struct ctrl_reg, slot4), | |
256 | SLOT5 = offsetof(struct ctrl_reg, slot5), | |
257 | SLOT6 = offsetof(struct ctrl_reg, slot6), | |
258 | SLOT7 = offsetof(struct ctrl_reg, slot7), | |
259 | SLOT8 = offsetof(struct ctrl_reg, slot8), | |
260 | SLOT9 = offsetof(struct ctrl_reg, slot9), | |
261 | SLOT10 = offsetof(struct ctrl_reg, slot10), | |
262 | SLOT11 = offsetof(struct ctrl_reg, slot11), | |
263 | SLOT12 = offsetof(struct ctrl_reg, slot12), | |
264 | }; | |
ee138334 | 265 | typedef u8(*php_intr_callback_t) (u8 hp_slot, void *instance_id); |
1da177e4 LT |
266 | struct php_ctlr_state_s { |
267 | struct php_ctlr_state_s *pnext; | |
268 | struct pci_dev *pci_dev; | |
269 | unsigned int irq; | |
270 | unsigned long flags; /* spinlock's */ | |
271 | u32 slot_device_offset; | |
272 | u32 num_slots; | |
273 | struct timer_list int_poll_timer; /* Added for poll event */ | |
274 | php_intr_callback_t attention_button_callback; | |
275 | php_intr_callback_t switch_change_callback; | |
276 | php_intr_callback_t presence_change_callback; | |
277 | php_intr_callback_t power_fault_callback; | |
278 | void *callback_instance_id; | |
279 | void __iomem *creg; /* Ptr to controller register space */ | |
280 | }; | |
281 | /* Inline functions */ | |
282 | ||
283 | ||
284 | /* Inline functions to check the sanity of a pointer that is passed to us */ | |
285 | static inline int slot_paranoia_check (struct slot *slot, const char *function) | |
286 | { | |
287 | if (!slot) { | |
288 | dbg("%s - slot == NULL", function); | |
289 | return -1; | |
290 | } | |
1da177e4 LT |
291 | if (!slot->hotplug_slot) { |
292 | dbg("%s - slot->hotplug_slot == NULL!", function); | |
293 | return -1; | |
294 | } | |
295 | return 0; | |
296 | } | |
297 | ||
298 | static inline struct slot *get_slot (struct hotplug_slot *hotplug_slot, const char *function) | |
299 | { | |
300 | struct slot *slot; | |
301 | ||
302 | if (!hotplug_slot) { | |
303 | dbg("%s - hotplug_slot == NULL\n", function); | |
304 | return NULL; | |
305 | } | |
306 | ||
307 | slot = (struct slot *)hotplug_slot->private; | |
308 | if (slot_paranoia_check (slot, function)) | |
309 | return NULL; | |
310 | return slot; | |
311 | } | |
312 | ||
313 | static inline struct slot *shpchp_find_slot (struct controller *ctrl, u8 device) | |
314 | { | |
5b1a960d | 315 | struct slot *slot; |
1da177e4 LT |
316 | |
317 | if (!ctrl) | |
318 | return NULL; | |
319 | ||
5b1a960d KK |
320 | list_for_each_entry(slot, &ctrl->slot_list, slot_list) { |
321 | if (slot->device == device) | |
322 | return slot; | |
1da177e4 LT |
323 | } |
324 | ||
5b1a960d KK |
325 | err("%s: slot (device=0x%x) not found\n", __FUNCTION__, device); |
326 | ||
327 | return NULL; | |
1da177e4 LT |
328 | } |
329 | ||
53044f35 KD |
330 | static inline void amd_pogo_errata_save_misc_reg(struct slot *p_slot) |
331 | { | |
332 | u32 pcix_misc2_temp; | |
333 | ||
334 | /* save MiscII register */ | |
335 | pci_read_config_dword(p_slot->ctrl->pci_dev, PCIX_MISCII_OFFSET, &pcix_misc2_temp); | |
336 | ||
337 | p_slot->ctrl->pcix_misc2_reg = pcix_misc2_temp; | |
338 | ||
339 | /* clear SERR/PERR enable bits */ | |
340 | pcix_misc2_temp &= ~SERRFATALENABLE_MASK; | |
341 | pcix_misc2_temp &= ~SERRNONFATALENABLE_MASK; | |
342 | pcix_misc2_temp &= ~PERRFLOODENABLE_MASK; | |
343 | pcix_misc2_temp &= ~PERRFATALENABLE_MASK; | |
344 | pcix_misc2_temp &= ~PERRNONFATALENABLE_MASK; | |
345 | pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MISCII_OFFSET, pcix_misc2_temp); | |
346 | } | |
347 | ||
348 | static inline void amd_pogo_errata_restore_misc_reg(struct slot *p_slot) | |
349 | { | |
350 | u32 pcix_misc2_temp; | |
351 | u32 pcix_bridge_errors_reg; | |
352 | u32 pcix_mem_base_reg; | |
353 | u8 perr_set; | |
354 | u8 rse_set; | |
355 | ||
356 | /* write-one-to-clear Bridge_Errors[ PERR_OBSERVED ] */ | |
357 | pci_read_config_dword(p_slot->ctrl->pci_dev, PCIX_MISC_BRIDGE_ERRORS_OFFSET, &pcix_bridge_errors_reg); | |
358 | perr_set = pcix_bridge_errors_reg & PERR_OBSERVED_MASK; | |
359 | if (perr_set) { | |
360 | dbg ("%s W1C: Bridge_Errors[ PERR_OBSERVED = %08X]\n",__FUNCTION__ , perr_set); | |
361 | ||
362 | pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MISC_BRIDGE_ERRORS_OFFSET, perr_set); | |
363 | } | |
364 | ||
365 | /* write-one-to-clear Memory_Base_Limit[ RSE ] */ | |
366 | pci_read_config_dword(p_slot->ctrl->pci_dev, PCIX_MEM_BASE_LIMIT_OFFSET, &pcix_mem_base_reg); | |
367 | rse_set = pcix_mem_base_reg & RSE_MASK; | |
368 | if (rse_set) { | |
369 | dbg ("%s W1C: Memory_Base_Limit[ RSE ]\n",__FUNCTION__ ); | |
370 | ||
371 | pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MEM_BASE_LIMIT_OFFSET, rse_set); | |
372 | } | |
373 | /* restore MiscII register */ | |
374 | pci_read_config_dword( p_slot->ctrl->pci_dev, PCIX_MISCII_OFFSET, &pcix_misc2_temp ); | |
375 | ||
376 | if (p_slot->ctrl->pcix_misc2_reg & SERRFATALENABLE_MASK) | |
377 | pcix_misc2_temp |= SERRFATALENABLE_MASK; | |
378 | else | |
379 | pcix_misc2_temp &= ~SERRFATALENABLE_MASK; | |
380 | ||
381 | if (p_slot->ctrl->pcix_misc2_reg & SERRNONFATALENABLE_MASK) | |
382 | pcix_misc2_temp |= SERRNONFATALENABLE_MASK; | |
383 | else | |
384 | pcix_misc2_temp &= ~SERRNONFATALENABLE_MASK; | |
385 | ||
386 | if (p_slot->ctrl->pcix_misc2_reg & PERRFLOODENABLE_MASK) | |
387 | pcix_misc2_temp |= PERRFLOODENABLE_MASK; | |
388 | else | |
389 | pcix_misc2_temp &= ~PERRFLOODENABLE_MASK; | |
390 | ||
391 | if (p_slot->ctrl->pcix_misc2_reg & PERRFATALENABLE_MASK) | |
392 | pcix_misc2_temp |= PERRFATALENABLE_MASK; | |
393 | else | |
394 | pcix_misc2_temp &= ~PERRFATALENABLE_MASK; | |
395 | ||
396 | if (p_slot->ctrl->pcix_misc2_reg & PERRNONFATALENABLE_MASK) | |
397 | pcix_misc2_temp |= PERRNONFATALENABLE_MASK; | |
398 | else | |
399 | pcix_misc2_temp &= ~PERRNONFATALENABLE_MASK; | |
400 | pci_write_config_dword(p_slot->ctrl->pci_dev, PCIX_MISCII_OFFSET, pcix_misc2_temp); | |
401 | } | |
402 | ||
1da177e4 LT |
403 | enum php_ctlr_type { |
404 | PCI, | |
405 | ISA, | |
406 | ACPI | |
407 | }; | |
408 | ||
ee138334 | 409 | int shpc_init( struct controller *ctrl, struct pci_dev *pdev); |
1da177e4 LT |
410 | |
411 | int shpc_get_ctlr_slot_config( struct controller *ctrl, | |
412 | int *num_ctlr_slots, | |
413 | int *first_device_num, | |
414 | int *physical_slot_num, | |
415 | int *updown, | |
416 | int *flags); | |
417 | ||
418 | struct hpc_ops { | |
419 | int (*power_on_slot ) (struct slot *slot); | |
420 | int (*slot_enable ) (struct slot *slot); | |
421 | int (*slot_disable ) (struct slot *slot); | |
1da177e4 LT |
422 | int (*set_bus_speed_mode) (struct slot *slot, enum pci_bus_speed speed); |
423 | int (*get_power_status) (struct slot *slot, u8 *status); | |
424 | int (*get_attention_status) (struct slot *slot, u8 *status); | |
425 | int (*set_attention_status) (struct slot *slot, u8 status); | |
426 | int (*get_latch_status) (struct slot *slot, u8 *status); | |
427 | int (*get_adapter_status) (struct slot *slot, u8 *status); | |
428 | ||
429 | int (*get_max_bus_speed) (struct slot *slot, enum pci_bus_speed *speed); | |
430 | int (*get_cur_bus_speed) (struct slot *slot, enum pci_bus_speed *speed); | |
431 | int (*get_adapter_speed) (struct slot *slot, enum pci_bus_speed *speed); | |
432 | int (*get_mode1_ECC_cap) (struct slot *slot, u8 *mode); | |
433 | int (*get_prog_int) (struct slot *slot, u8 *prog_int); | |
434 | ||
435 | int (*query_power_fault) (struct slot *slot); | |
436 | void (*green_led_on) (struct slot *slot); | |
437 | void (*green_led_off) (struct slot *slot); | |
438 | void (*green_led_blink) (struct slot *slot); | |
439 | void (*release_ctlr) (struct controller *ctrl); | |
440 | int (*check_cmd_status) (struct controller *ctrl); | |
441 | }; | |
442 | ||
443 | #endif /* _SHPCHP_H */ |