2 * Copyright © 2008 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 * Eric Anholt <eric@anholt.net>
25 * Keith Packard <keithp@keithp.com>
29 #include <linux/seq_file.h>
30 #include <linux/debugfs.h>
31 #include <linux/slab.h>
32 #include <linux/export.h>
35 #include "intel_drv.h"
36 #include "intel_ringbuffer.h"
40 #define DRM_I915_RING_DEBUG 1
43 #if defined(CONFIG_DEBUG_FS)
51 static const char *yesno(int v
)
53 return v
? "yes" : "no";
56 static int i915_capabilities(struct seq_file
*m
, void *data
)
58 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
59 struct drm_device
*dev
= node
->minor
->dev
;
60 const struct intel_device_info
*info
= INTEL_INFO(dev
);
62 seq_printf(m
, "gen: %d\n", info
->gen
);
63 seq_printf(m
, "pch: %d\n", INTEL_PCH_TYPE(dev
));
64 #define DEV_INFO_FLAG(x) seq_printf(m, #x ": %s\n", yesno(info->x))
65 #define DEV_INFO_SEP ;
73 static const char *get_pin_flag(struct drm_i915_gem_object
*obj
)
75 if (obj
->user_pin_count
> 0)
77 else if (obj
->pin_count
> 0)
83 static const char *get_tiling_flag(struct drm_i915_gem_object
*obj
)
85 switch (obj
->tiling_mode
) {
87 case I915_TILING_NONE
: return " ";
88 case I915_TILING_X
: return "X";
89 case I915_TILING_Y
: return "Y";
93 static const char *cache_level_str(int type
)
96 case I915_CACHE_NONE
: return " uncached";
97 case I915_CACHE_LLC
: return " snooped (LLC)";
98 case I915_CACHE_LLC_MLC
: return " snooped (LLC+MLC)";
104 describe_obj(struct seq_file
*m
, struct drm_i915_gem_object
*obj
)
106 seq_printf(m
, "%p: %s%s %8zdKiB %04x %04x %d %d %d%s%s%s",
109 get_tiling_flag(obj
),
110 obj
->base
.size
/ 1024,
111 obj
->base
.read_domains
,
112 obj
->base
.write_domain
,
113 obj
->last_read_seqno
,
114 obj
->last_write_seqno
,
115 obj
->last_fenced_seqno
,
116 cache_level_str(obj
->cache_level
),
117 obj
->dirty
? " dirty" : "",
118 obj
->madv
== I915_MADV_DONTNEED
? " purgeable" : "");
120 seq_printf(m
, " (name: %d)", obj
->base
.name
);
121 if (obj
->fence_reg
!= I915_FENCE_REG_NONE
)
122 seq_printf(m
, " (fence: %d)", obj
->fence_reg
);
123 if (obj
->gtt_space
!= NULL
)
124 seq_printf(m
, " (gtt offset: %08x, size: %08x)",
125 obj
->gtt_offset
, (unsigned int)obj
->gtt_space
->size
);
126 if (obj
->pin_mappable
|| obj
->fault_mappable
) {
128 if (obj
->pin_mappable
)
130 if (obj
->fault_mappable
)
133 seq_printf(m
, " (%s mappable)", s
);
135 if (obj
->ring
!= NULL
)
136 seq_printf(m
, " (%s)", obj
->ring
->name
);
139 static int i915_gem_object_list_info(struct seq_file
*m
, void *data
)
141 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
142 uintptr_t list
= (uintptr_t) node
->info_ent
->data
;
143 struct list_head
*head
;
144 struct drm_device
*dev
= node
->minor
->dev
;
145 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
146 struct drm_i915_gem_object
*obj
;
147 size_t total_obj_size
, total_gtt_size
;
150 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
156 seq_printf(m
, "Active:\n");
157 head
= &dev_priv
->mm
.active_list
;
160 seq_printf(m
, "Inactive:\n");
161 head
= &dev_priv
->mm
.inactive_list
;
164 mutex_unlock(&dev
->struct_mutex
);
168 total_obj_size
= total_gtt_size
= count
= 0;
169 list_for_each_entry(obj
, head
, mm_list
) {
171 describe_obj(m
, obj
);
173 total_obj_size
+= obj
->base
.size
;
174 total_gtt_size
+= obj
->gtt_space
->size
;
177 mutex_unlock(&dev
->struct_mutex
);
179 seq_printf(m
, "Total %d objects, %zu bytes, %zu GTT size\n",
180 count
, total_obj_size
, total_gtt_size
);
184 #define count_objects(list, member) do { \
185 list_for_each_entry(obj, list, member) { \
186 size += obj->gtt_space->size; \
188 if (obj->map_and_fenceable) { \
189 mappable_size += obj->gtt_space->size; \
195 static int i915_gem_object_info(struct seq_file
*m
, void* data
)
197 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
198 struct drm_device
*dev
= node
->minor
->dev
;
199 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
200 u32 count
, mappable_count
;
201 size_t size
, mappable_size
;
202 struct drm_i915_gem_object
*obj
;
205 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
209 seq_printf(m
, "%u objects, %zu bytes\n",
210 dev_priv
->mm
.object_count
,
211 dev_priv
->mm
.object_memory
);
213 size
= count
= mappable_size
= mappable_count
= 0;
214 count_objects(&dev_priv
->mm
.bound_list
, gtt_list
);
215 seq_printf(m
, "%u [%u] objects, %zu [%zu] bytes in gtt\n",
216 count
, mappable_count
, size
, mappable_size
);
218 size
= count
= mappable_size
= mappable_count
= 0;
219 count_objects(&dev_priv
->mm
.active_list
, mm_list
);
220 seq_printf(m
, " %u [%u] active objects, %zu [%zu] bytes\n",
221 count
, mappable_count
, size
, mappable_size
);
223 size
= count
= mappable_size
= mappable_count
= 0;
224 count_objects(&dev_priv
->mm
.inactive_list
, mm_list
);
225 seq_printf(m
, " %u [%u] inactive objects, %zu [%zu] bytes\n",
226 count
, mappable_count
, size
, mappable_size
);
229 list_for_each_entry(obj
, &dev_priv
->mm
.unbound_list
, gtt_list
)
230 size
+= obj
->base
.size
, ++count
;
231 seq_printf(m
, "%u unbound objects, %zu bytes\n", count
, size
);
233 size
= count
= mappable_size
= mappable_count
= 0;
234 list_for_each_entry(obj
, &dev_priv
->mm
.bound_list
, gtt_list
) {
235 if (obj
->fault_mappable
) {
236 size
+= obj
->gtt_space
->size
;
239 if (obj
->pin_mappable
) {
240 mappable_size
+= obj
->gtt_space
->size
;
244 seq_printf(m
, "%u pinned mappable objects, %zu bytes\n",
245 mappable_count
, mappable_size
);
246 seq_printf(m
, "%u fault mappable objects, %zu bytes\n",
249 seq_printf(m
, "%zu [%zu] gtt total\n",
250 dev_priv
->mm
.gtt_total
, dev_priv
->mm
.mappable_gtt_total
);
252 mutex_unlock(&dev
->struct_mutex
);
257 static int i915_gem_gtt_info(struct seq_file
*m
, void* data
)
259 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
260 struct drm_device
*dev
= node
->minor
->dev
;
261 uintptr_t list
= (uintptr_t) node
->info_ent
->data
;
262 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
263 struct drm_i915_gem_object
*obj
;
264 size_t total_obj_size
, total_gtt_size
;
267 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
271 total_obj_size
= total_gtt_size
= count
= 0;
272 list_for_each_entry(obj
, &dev_priv
->mm
.bound_list
, gtt_list
) {
273 if (list
== PINNED_LIST
&& obj
->pin_count
== 0)
277 describe_obj(m
, obj
);
279 total_obj_size
+= obj
->base
.size
;
280 total_gtt_size
+= obj
->gtt_space
->size
;
284 mutex_unlock(&dev
->struct_mutex
);
286 seq_printf(m
, "Total %d objects, %zu bytes, %zu GTT size\n",
287 count
, total_obj_size
, total_gtt_size
);
292 static int i915_gem_pageflip_info(struct seq_file
*m
, void *data
)
294 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
295 struct drm_device
*dev
= node
->minor
->dev
;
297 struct intel_crtc
*crtc
;
299 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, base
.head
) {
300 const char pipe
= pipe_name(crtc
->pipe
);
301 const char plane
= plane_name(crtc
->plane
);
302 struct intel_unpin_work
*work
;
304 spin_lock_irqsave(&dev
->event_lock
, flags
);
305 work
= crtc
->unpin_work
;
307 seq_printf(m
, "No flip due on pipe %c (plane %c)\n",
310 if (!work
->pending
) {
311 seq_printf(m
, "Flip queued on pipe %c (plane %c)\n",
314 seq_printf(m
, "Flip pending (waiting for vsync) on pipe %c (plane %c)\n",
317 if (work
->enable_stall_check
)
318 seq_printf(m
, "Stall check enabled, ");
320 seq_printf(m
, "Stall check waiting for page flip ioctl, ");
321 seq_printf(m
, "%d prepares\n", work
->pending
);
323 if (work
->old_fb_obj
) {
324 struct drm_i915_gem_object
*obj
= work
->old_fb_obj
;
326 seq_printf(m
, "Old framebuffer gtt_offset 0x%08x\n", obj
->gtt_offset
);
328 if (work
->pending_flip_obj
) {
329 struct drm_i915_gem_object
*obj
= work
->pending_flip_obj
;
331 seq_printf(m
, "New framebuffer gtt_offset 0x%08x\n", obj
->gtt_offset
);
334 spin_unlock_irqrestore(&dev
->event_lock
, flags
);
340 static int i915_gem_request_info(struct seq_file
*m
, void *data
)
342 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
343 struct drm_device
*dev
= node
->minor
->dev
;
344 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
345 struct drm_i915_gem_request
*gem_request
;
348 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
353 if (!list_empty(&dev_priv
->ring
[RCS
].request_list
)) {
354 seq_printf(m
, "Render requests:\n");
355 list_for_each_entry(gem_request
,
356 &dev_priv
->ring
[RCS
].request_list
,
358 seq_printf(m
, " %d @ %d\n",
360 (int) (jiffies
- gem_request
->emitted_jiffies
));
364 if (!list_empty(&dev_priv
->ring
[VCS
].request_list
)) {
365 seq_printf(m
, "BSD requests:\n");
366 list_for_each_entry(gem_request
,
367 &dev_priv
->ring
[VCS
].request_list
,
369 seq_printf(m
, " %d @ %d\n",
371 (int) (jiffies
- gem_request
->emitted_jiffies
));
375 if (!list_empty(&dev_priv
->ring
[BCS
].request_list
)) {
376 seq_printf(m
, "BLT requests:\n");
377 list_for_each_entry(gem_request
,
378 &dev_priv
->ring
[BCS
].request_list
,
380 seq_printf(m
, " %d @ %d\n",
382 (int) (jiffies
- gem_request
->emitted_jiffies
));
386 mutex_unlock(&dev
->struct_mutex
);
389 seq_printf(m
, "No requests\n");
394 static void i915_ring_seqno_info(struct seq_file
*m
,
395 struct intel_ring_buffer
*ring
)
397 if (ring
->get_seqno
) {
398 seq_printf(m
, "Current sequence (%s): %d\n",
399 ring
->name
, ring
->get_seqno(ring
, false));
403 static int i915_gem_seqno_info(struct seq_file
*m
, void *data
)
405 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
406 struct drm_device
*dev
= node
->minor
->dev
;
407 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
410 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
414 for (i
= 0; i
< I915_NUM_RINGS
; i
++)
415 i915_ring_seqno_info(m
, &dev_priv
->ring
[i
]);
417 mutex_unlock(&dev
->struct_mutex
);
423 static int i915_interrupt_info(struct seq_file
*m
, void *data
)
425 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
426 struct drm_device
*dev
= node
->minor
->dev
;
427 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
430 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
434 if (IS_VALLEYVIEW(dev
)) {
435 seq_printf(m
, "Display IER:\t%08x\n",
437 seq_printf(m
, "Display IIR:\t%08x\n",
439 seq_printf(m
, "Display IIR_RW:\t%08x\n",
440 I915_READ(VLV_IIR_RW
));
441 seq_printf(m
, "Display IMR:\t%08x\n",
444 seq_printf(m
, "Pipe %c stat:\t%08x\n",
446 I915_READ(PIPESTAT(pipe
)));
448 seq_printf(m
, "Master IER:\t%08x\n",
449 I915_READ(VLV_MASTER_IER
));
451 seq_printf(m
, "Render IER:\t%08x\n",
453 seq_printf(m
, "Render IIR:\t%08x\n",
455 seq_printf(m
, "Render IMR:\t%08x\n",
458 seq_printf(m
, "PM IER:\t\t%08x\n",
459 I915_READ(GEN6_PMIER
));
460 seq_printf(m
, "PM IIR:\t\t%08x\n",
461 I915_READ(GEN6_PMIIR
));
462 seq_printf(m
, "PM IMR:\t\t%08x\n",
463 I915_READ(GEN6_PMIMR
));
465 seq_printf(m
, "Port hotplug:\t%08x\n",
466 I915_READ(PORT_HOTPLUG_EN
));
467 seq_printf(m
, "DPFLIPSTAT:\t%08x\n",
468 I915_READ(VLV_DPFLIPSTAT
));
469 seq_printf(m
, "DPINVGTT:\t%08x\n",
470 I915_READ(DPINVGTT
));
472 } else if (!HAS_PCH_SPLIT(dev
)) {
473 seq_printf(m
, "Interrupt enable: %08x\n",
475 seq_printf(m
, "Interrupt identity: %08x\n",
477 seq_printf(m
, "Interrupt mask: %08x\n",
480 seq_printf(m
, "Pipe %c stat: %08x\n",
482 I915_READ(PIPESTAT(pipe
)));
484 seq_printf(m
, "North Display Interrupt enable: %08x\n",
486 seq_printf(m
, "North Display Interrupt identity: %08x\n",
488 seq_printf(m
, "North Display Interrupt mask: %08x\n",
490 seq_printf(m
, "South Display Interrupt enable: %08x\n",
492 seq_printf(m
, "South Display Interrupt identity: %08x\n",
494 seq_printf(m
, "South Display Interrupt mask: %08x\n",
496 seq_printf(m
, "Graphics Interrupt enable: %08x\n",
498 seq_printf(m
, "Graphics Interrupt identity: %08x\n",
500 seq_printf(m
, "Graphics Interrupt mask: %08x\n",
503 seq_printf(m
, "Interrupts received: %d\n",
504 atomic_read(&dev_priv
->irq_received
));
505 for (i
= 0; i
< I915_NUM_RINGS
; i
++) {
506 if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
507 seq_printf(m
, "Graphics Interrupt mask (%s): %08x\n",
508 dev_priv
->ring
[i
].name
,
509 I915_READ_IMR(&dev_priv
->ring
[i
]));
511 i915_ring_seqno_info(m
, &dev_priv
->ring
[i
]);
513 mutex_unlock(&dev
->struct_mutex
);
518 static int i915_gem_fence_regs_info(struct seq_file
*m
, void *data
)
520 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
521 struct drm_device
*dev
= node
->minor
->dev
;
522 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
525 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
529 seq_printf(m
, "Reserved fences = %d\n", dev_priv
->fence_reg_start
);
530 seq_printf(m
, "Total fences = %d\n", dev_priv
->num_fence_regs
);
531 for (i
= 0; i
< dev_priv
->num_fence_regs
; i
++) {
532 struct drm_i915_gem_object
*obj
= dev_priv
->fence_regs
[i
].obj
;
534 seq_printf(m
, "Fence %d, pin count = %d, object = ",
535 i
, dev_priv
->fence_regs
[i
].pin_count
);
537 seq_printf(m
, "unused");
539 describe_obj(m
, obj
);
543 mutex_unlock(&dev
->struct_mutex
);
547 static int i915_hws_info(struct seq_file
*m
, void *data
)
549 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
550 struct drm_device
*dev
= node
->minor
->dev
;
551 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
552 struct intel_ring_buffer
*ring
;
553 const volatile u32 __iomem
*hws
;
556 ring
= &dev_priv
->ring
[(uintptr_t)node
->info_ent
->data
];
557 hws
= (volatile u32 __iomem
*)ring
->status_page
.page_addr
;
561 for (i
= 0; i
< 4096 / sizeof(u32
) / 4; i
+= 4) {
562 seq_printf(m
, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
564 hws
[i
], hws
[i
+ 1], hws
[i
+ 2], hws
[i
+ 3]);
569 static const char *ring_str(int ring
)
572 case RCS
: return "render";
573 case VCS
: return "bsd";
574 case BCS
: return "blt";
579 static const char *pin_flag(int pinned
)
589 static const char *tiling_flag(int tiling
)
593 case I915_TILING_NONE
: return "";
594 case I915_TILING_X
: return " X";
595 case I915_TILING_Y
: return " Y";
599 static const char *dirty_flag(int dirty
)
601 return dirty
? " dirty" : "";
604 static const char *purgeable_flag(int purgeable
)
606 return purgeable
? " purgeable" : "";
609 static void print_error_buffers(struct seq_file
*m
,
611 struct drm_i915_error_buffer
*err
,
614 seq_printf(m
, "%s [%d]:\n", name
, count
);
617 seq_printf(m
, " %08x %8u %04x %04x %x %x%s%s%s%s%s%s%s",
622 err
->rseqno
, err
->wseqno
,
623 pin_flag(err
->pinned
),
624 tiling_flag(err
->tiling
),
625 dirty_flag(err
->dirty
),
626 purgeable_flag(err
->purgeable
),
627 err
->ring
!= -1 ? " " : "",
629 cache_level_str(err
->cache_level
));
632 seq_printf(m
, " (name: %d)", err
->name
);
633 if (err
->fence_reg
!= I915_FENCE_REG_NONE
)
634 seq_printf(m
, " (fence: %d)", err
->fence_reg
);
641 static void i915_ring_error_state(struct seq_file
*m
,
642 struct drm_device
*dev
,
643 struct drm_i915_error_state
*error
,
646 BUG_ON(ring
>= I915_NUM_RINGS
); /* shut up confused gcc */
647 seq_printf(m
, "%s command stream:\n", ring_str(ring
));
648 seq_printf(m
, " HEAD: 0x%08x\n", error
->head
[ring
]);
649 seq_printf(m
, " TAIL: 0x%08x\n", error
->tail
[ring
]);
650 seq_printf(m
, " ACTHD: 0x%08x\n", error
->acthd
[ring
]);
651 seq_printf(m
, " IPEIR: 0x%08x\n", error
->ipeir
[ring
]);
652 seq_printf(m
, " IPEHR: 0x%08x\n", error
->ipehr
[ring
]);
653 seq_printf(m
, " INSTDONE: 0x%08x\n", error
->instdone
[ring
]);
654 if (ring
== RCS
&& INTEL_INFO(dev
)->gen
>= 4) {
655 seq_printf(m
, " INSTDONE1: 0x%08x\n", error
->instdone1
);
656 seq_printf(m
, " BBADDR: 0x%08llx\n", error
->bbaddr
);
658 if (INTEL_INFO(dev
)->gen
>= 4)
659 seq_printf(m
, " INSTPS: 0x%08x\n", error
->instps
[ring
]);
660 seq_printf(m
, " INSTPM: 0x%08x\n", error
->instpm
[ring
]);
661 seq_printf(m
, " FADDR: 0x%08x\n", error
->faddr
[ring
]);
662 if (INTEL_INFO(dev
)->gen
>= 6) {
663 seq_printf(m
, " RC PSMI: 0x%08x\n", error
->rc_psmi
[ring
]);
664 seq_printf(m
, " FAULT_REG: 0x%08x\n", error
->fault_reg
[ring
]);
665 seq_printf(m
, " SYNC_0: 0x%08x\n",
666 error
->semaphore_mboxes
[ring
][0]);
667 seq_printf(m
, " SYNC_1: 0x%08x\n",
668 error
->semaphore_mboxes
[ring
][1]);
670 seq_printf(m
, " seqno: 0x%08x\n", error
->seqno
[ring
]);
671 seq_printf(m
, " waiting: %s\n", yesno(error
->waiting
[ring
]));
672 seq_printf(m
, " ring->head: 0x%08x\n", error
->cpu_ring_head
[ring
]);
673 seq_printf(m
, " ring->tail: 0x%08x\n", error
->cpu_ring_tail
[ring
]);
676 struct i915_error_state_file_priv
{
677 struct drm_device
*dev
;
678 struct drm_i915_error_state
*error
;
681 static int i915_error_state(struct seq_file
*m
, void *unused
)
683 struct i915_error_state_file_priv
*error_priv
= m
->private;
684 struct drm_device
*dev
= error_priv
->dev
;
685 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
686 struct drm_i915_error_state
*error
= error_priv
->error
;
687 struct intel_ring_buffer
*ring
;
688 int i
, j
, page
, offset
, elt
;
691 seq_printf(m
, "no error state collected\n");
695 seq_printf(m
, "Time: %ld s %ld us\n", error
->time
.tv_sec
,
696 error
->time
.tv_usec
);
697 seq_printf(m
, "PCI ID: 0x%04x\n", dev
->pci_device
);
698 seq_printf(m
, "EIR: 0x%08x\n", error
->eir
);
699 seq_printf(m
, "IER: 0x%08x\n", error
->ier
);
700 seq_printf(m
, "PGTBL_ER: 0x%08x\n", error
->pgtbl_er
);
701 seq_printf(m
, "CCID: 0x%08x\n", error
->ccid
);
703 for (i
= 0; i
< dev_priv
->num_fence_regs
; i
++)
704 seq_printf(m
, " fence[%d] = %08llx\n", i
, error
->fence
[i
]);
706 if (INTEL_INFO(dev
)->gen
>= 6) {
707 seq_printf(m
, "ERROR: 0x%08x\n", error
->error
);
708 seq_printf(m
, "DONE_REG: 0x%08x\n", error
->done_reg
);
711 for_each_ring(ring
, dev_priv
, i
)
712 i915_ring_error_state(m
, dev
, error
, i
);
714 if (error
->active_bo
)
715 print_error_buffers(m
, "Active",
717 error
->active_bo_count
);
719 if (error
->pinned_bo
)
720 print_error_buffers(m
, "Pinned",
722 error
->pinned_bo_count
);
724 for (i
= 0; i
< ARRAY_SIZE(error
->ring
); i
++) {
725 struct drm_i915_error_object
*obj
;
727 if ((obj
= error
->ring
[i
].batchbuffer
)) {
728 seq_printf(m
, "%s --- gtt_offset = 0x%08x\n",
729 dev_priv
->ring
[i
].name
,
732 for (page
= 0; page
< obj
->page_count
; page
++) {
733 for (elt
= 0; elt
< PAGE_SIZE
/4; elt
++) {
734 seq_printf(m
, "%08x : %08x\n", offset
, obj
->pages
[page
][elt
]);
740 if (error
->ring
[i
].num_requests
) {
741 seq_printf(m
, "%s --- %d requests\n",
742 dev_priv
->ring
[i
].name
,
743 error
->ring
[i
].num_requests
);
744 for (j
= 0; j
< error
->ring
[i
].num_requests
; j
++) {
745 seq_printf(m
, " seqno 0x%08x, emitted %ld, tail 0x%08x\n",
746 error
->ring
[i
].requests
[j
].seqno
,
747 error
->ring
[i
].requests
[j
].jiffies
,
748 error
->ring
[i
].requests
[j
].tail
);
752 if ((obj
= error
->ring
[i
].ringbuffer
)) {
753 seq_printf(m
, "%s --- ringbuffer = 0x%08x\n",
754 dev_priv
->ring
[i
].name
,
757 for (page
= 0; page
< obj
->page_count
; page
++) {
758 for (elt
= 0; elt
< PAGE_SIZE
/4; elt
++) {
759 seq_printf(m
, "%08x : %08x\n",
761 obj
->pages
[page
][elt
]);
769 intel_overlay_print_error_state(m
, error
->overlay
);
772 intel_display_print_error_state(m
, dev
, error
->display
);
778 i915_error_state_write(struct file
*filp
,
779 const char __user
*ubuf
,
783 struct seq_file
*m
= filp
->private_data
;
784 struct i915_error_state_file_priv
*error_priv
= m
->private;
785 struct drm_device
*dev
= error_priv
->dev
;
788 DRM_DEBUG_DRIVER("Resetting error state\n");
790 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
794 i915_destroy_error_state(dev
);
795 mutex_unlock(&dev
->struct_mutex
);
800 static int i915_error_state_open(struct inode
*inode
, struct file
*file
)
802 struct drm_device
*dev
= inode
->i_private
;
803 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
804 struct i915_error_state_file_priv
*error_priv
;
807 error_priv
= kzalloc(sizeof(*error_priv
), GFP_KERNEL
);
811 error_priv
->dev
= dev
;
813 spin_lock_irqsave(&dev_priv
->error_lock
, flags
);
814 error_priv
->error
= dev_priv
->first_error
;
815 if (error_priv
->error
)
816 kref_get(&error_priv
->error
->ref
);
817 spin_unlock_irqrestore(&dev_priv
->error_lock
, flags
);
819 return single_open(file
, i915_error_state
, error_priv
);
822 static int i915_error_state_release(struct inode
*inode
, struct file
*file
)
824 struct seq_file
*m
= file
->private_data
;
825 struct i915_error_state_file_priv
*error_priv
= m
->private;
827 if (error_priv
->error
)
828 kref_put(&error_priv
->error
->ref
, i915_error_state_free
);
831 return single_release(inode
, file
);
834 static const struct file_operations i915_error_state_fops
= {
835 .owner
= THIS_MODULE
,
836 .open
= i915_error_state_open
,
838 .write
= i915_error_state_write
,
839 .llseek
= default_llseek
,
840 .release
= i915_error_state_release
,
843 static int i915_rstdby_delays(struct seq_file
*m
, void *unused
)
845 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
846 struct drm_device
*dev
= node
->minor
->dev
;
847 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
851 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
855 crstanddelay
= I915_READ16(CRSTANDVID
);
857 mutex_unlock(&dev
->struct_mutex
);
859 seq_printf(m
, "w/ctx: %d, w/o ctx: %d\n", (crstanddelay
>> 8) & 0x3f, (crstanddelay
& 0x3f));
864 static int i915_cur_delayinfo(struct seq_file
*m
, void *unused
)
866 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
867 struct drm_device
*dev
= node
->minor
->dev
;
868 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
872 u16 rgvswctl
= I915_READ16(MEMSWCTL
);
873 u16 rgvstat
= I915_READ16(MEMSTAT_ILK
);
875 seq_printf(m
, "Requested P-state: %d\n", (rgvswctl
>> 8) & 0xf);
876 seq_printf(m
, "Requested VID: %d\n", rgvswctl
& 0x3f);
877 seq_printf(m
, "Current VID: %d\n", (rgvstat
& MEMSTAT_VID_MASK
) >>
879 seq_printf(m
, "Current P-state: %d\n",
880 (rgvstat
& MEMSTAT_PSTATE_MASK
) >> MEMSTAT_PSTATE_SHIFT
);
881 } else if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
882 u32 gt_perf_status
= I915_READ(GEN6_GT_PERF_STATUS
);
883 u32 rp_state_limits
= I915_READ(GEN6_RP_STATE_LIMITS
);
884 u32 rp_state_cap
= I915_READ(GEN6_RP_STATE_CAP
);
886 u32 rpupei
, rpcurup
, rpprevup
;
887 u32 rpdownei
, rpcurdown
, rpprevdown
;
890 /* RPSTAT1 is in the GT power well */
891 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
895 gen6_gt_force_wake_get(dev_priv
);
897 rpstat
= I915_READ(GEN6_RPSTAT1
);
898 rpupei
= I915_READ(GEN6_RP_CUR_UP_EI
);
899 rpcurup
= I915_READ(GEN6_RP_CUR_UP
);
900 rpprevup
= I915_READ(GEN6_RP_PREV_UP
);
901 rpdownei
= I915_READ(GEN6_RP_CUR_DOWN_EI
);
902 rpcurdown
= I915_READ(GEN6_RP_CUR_DOWN
);
903 rpprevdown
= I915_READ(GEN6_RP_PREV_DOWN
);
905 gen6_gt_force_wake_put(dev_priv
);
906 mutex_unlock(&dev
->struct_mutex
);
908 seq_printf(m
, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status
);
909 seq_printf(m
, "RPSTAT1: 0x%08x\n", rpstat
);
910 seq_printf(m
, "Render p-state ratio: %d\n",
911 (gt_perf_status
& 0xff00) >> 8);
912 seq_printf(m
, "Render p-state VID: %d\n",
913 gt_perf_status
& 0xff);
914 seq_printf(m
, "Render p-state limit: %d\n",
915 rp_state_limits
& 0xff);
916 seq_printf(m
, "CAGF: %dMHz\n", ((rpstat
& GEN6_CAGF_MASK
) >>
917 GEN6_CAGF_SHIFT
) * 50);
918 seq_printf(m
, "RP CUR UP EI: %dus\n", rpupei
&
920 seq_printf(m
, "RP CUR UP: %dus\n", rpcurup
&
921 GEN6_CURBSYTAVG_MASK
);
922 seq_printf(m
, "RP PREV UP: %dus\n", rpprevup
&
923 GEN6_CURBSYTAVG_MASK
);
924 seq_printf(m
, "RP CUR DOWN EI: %dus\n", rpdownei
&
926 seq_printf(m
, "RP CUR DOWN: %dus\n", rpcurdown
&
927 GEN6_CURBSYTAVG_MASK
);
928 seq_printf(m
, "RP PREV DOWN: %dus\n", rpprevdown
&
929 GEN6_CURBSYTAVG_MASK
);
931 max_freq
= (rp_state_cap
& 0xff0000) >> 16;
932 seq_printf(m
, "Lowest (RPN) frequency: %dMHz\n",
935 max_freq
= (rp_state_cap
& 0xff00) >> 8;
936 seq_printf(m
, "Nominal (RP1) frequency: %dMHz\n",
939 max_freq
= rp_state_cap
& 0xff;
940 seq_printf(m
, "Max non-overclocked (RP0) frequency: %dMHz\n",
943 seq_printf(m
, "no P-state info available\n");
949 static int i915_delayfreq_table(struct seq_file
*m
, void *unused
)
951 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
952 struct drm_device
*dev
= node
->minor
->dev
;
953 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
957 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
961 for (i
= 0; i
< 16; i
++) {
962 delayfreq
= I915_READ(PXVFREQ_BASE
+ i
* 4);
963 seq_printf(m
, "P%02dVIDFREQ: 0x%08x (VID: %d)\n", i
, delayfreq
,
964 (delayfreq
& PXVFREQ_PX_MASK
) >> PXVFREQ_PX_SHIFT
);
967 mutex_unlock(&dev
->struct_mutex
);
972 static inline int MAP_TO_MV(int map
)
974 return 1250 - (map
* 25);
977 static int i915_inttoext_table(struct seq_file
*m
, void *unused
)
979 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
980 struct drm_device
*dev
= node
->minor
->dev
;
981 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
985 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
989 for (i
= 1; i
<= 32; i
++) {
990 inttoext
= I915_READ(INTTOEXT_BASE_ILK
+ i
* 4);
991 seq_printf(m
, "INTTOEXT%02d: 0x%08x\n", i
, inttoext
);
994 mutex_unlock(&dev
->struct_mutex
);
999 static int ironlake_drpc_info(struct seq_file
*m
)
1001 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1002 struct drm_device
*dev
= node
->minor
->dev
;
1003 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1004 u32 rgvmodectl
, rstdbyctl
;
1008 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1012 rgvmodectl
= I915_READ(MEMMODECTL
);
1013 rstdbyctl
= I915_READ(RSTDBYCTL
);
1014 crstandvid
= I915_READ16(CRSTANDVID
);
1016 mutex_unlock(&dev
->struct_mutex
);
1018 seq_printf(m
, "HD boost: %s\n", (rgvmodectl
& MEMMODE_BOOST_EN
) ?
1020 seq_printf(m
, "Boost freq: %d\n",
1021 (rgvmodectl
& MEMMODE_BOOST_FREQ_MASK
) >>
1022 MEMMODE_BOOST_FREQ_SHIFT
);
1023 seq_printf(m
, "HW control enabled: %s\n",
1024 rgvmodectl
& MEMMODE_HWIDLE_EN
? "yes" : "no");
1025 seq_printf(m
, "SW control enabled: %s\n",
1026 rgvmodectl
& MEMMODE_SWMODE_EN
? "yes" : "no");
1027 seq_printf(m
, "Gated voltage change: %s\n",
1028 rgvmodectl
& MEMMODE_RCLK_GATE
? "yes" : "no");
1029 seq_printf(m
, "Starting frequency: P%d\n",
1030 (rgvmodectl
& MEMMODE_FSTART_MASK
) >> MEMMODE_FSTART_SHIFT
);
1031 seq_printf(m
, "Max P-state: P%d\n",
1032 (rgvmodectl
& MEMMODE_FMAX_MASK
) >> MEMMODE_FMAX_SHIFT
);
1033 seq_printf(m
, "Min P-state: P%d\n", (rgvmodectl
& MEMMODE_FMIN_MASK
));
1034 seq_printf(m
, "RS1 VID: %d\n", (crstandvid
& 0x3f));
1035 seq_printf(m
, "RS2 VID: %d\n", ((crstandvid
>> 8) & 0x3f));
1036 seq_printf(m
, "Render standby enabled: %s\n",
1037 (rstdbyctl
& RCX_SW_EXIT
) ? "no" : "yes");
1038 seq_printf(m
, "Current RS state: ");
1039 switch (rstdbyctl
& RSX_STATUS_MASK
) {
1041 seq_printf(m
, "on\n");
1043 case RSX_STATUS_RC1
:
1044 seq_printf(m
, "RC1\n");
1046 case RSX_STATUS_RC1E
:
1047 seq_printf(m
, "RC1E\n");
1049 case RSX_STATUS_RS1
:
1050 seq_printf(m
, "RS1\n");
1052 case RSX_STATUS_RS2
:
1053 seq_printf(m
, "RS2 (RC6)\n");
1055 case RSX_STATUS_RS3
:
1056 seq_printf(m
, "RC3 (RC6+)\n");
1059 seq_printf(m
, "unknown\n");
1066 static int gen6_drpc_info(struct seq_file
*m
)
1069 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1070 struct drm_device
*dev
= node
->minor
->dev
;
1071 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1072 u32 rpmodectl1
, gt_core_status
, rcctl1
;
1073 unsigned forcewake_count
;
1077 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1081 spin_lock_irq(&dev_priv
->gt_lock
);
1082 forcewake_count
= dev_priv
->forcewake_count
;
1083 spin_unlock_irq(&dev_priv
->gt_lock
);
1085 if (forcewake_count
) {
1086 seq_printf(m
, "RC information inaccurate because somebody "
1087 "holds a forcewake reference \n");
1089 /* NB: we cannot use forcewake, else we read the wrong values */
1090 while (count
++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_ACK
) & 1))
1092 seq_printf(m
, "RC information accurate: %s\n", yesno(count
< 51));
1095 gt_core_status
= readl(dev_priv
->regs
+ GEN6_GT_CORE_STATUS
);
1096 trace_i915_reg_rw(false, GEN6_GT_CORE_STATUS
, gt_core_status
, 4);
1098 rpmodectl1
= I915_READ(GEN6_RP_CONTROL
);
1099 rcctl1
= I915_READ(GEN6_RC_CONTROL
);
1100 mutex_unlock(&dev
->struct_mutex
);
1102 seq_printf(m
, "Video Turbo Mode: %s\n",
1103 yesno(rpmodectl1
& GEN6_RP_MEDIA_TURBO
));
1104 seq_printf(m
, "HW control enabled: %s\n",
1105 yesno(rpmodectl1
& GEN6_RP_ENABLE
));
1106 seq_printf(m
, "SW control enabled: %s\n",
1107 yesno((rpmodectl1
& GEN6_RP_MEDIA_MODE_MASK
) ==
1108 GEN6_RP_MEDIA_SW_MODE
));
1109 seq_printf(m
, "RC1e Enabled: %s\n",
1110 yesno(rcctl1
& GEN6_RC_CTL_RC1e_ENABLE
));
1111 seq_printf(m
, "RC6 Enabled: %s\n",
1112 yesno(rcctl1
& GEN6_RC_CTL_RC6_ENABLE
));
1113 seq_printf(m
, "Deep RC6 Enabled: %s\n",
1114 yesno(rcctl1
& GEN6_RC_CTL_RC6p_ENABLE
));
1115 seq_printf(m
, "Deepest RC6 Enabled: %s\n",
1116 yesno(rcctl1
& GEN6_RC_CTL_RC6pp_ENABLE
));
1117 seq_printf(m
, "Current RC state: ");
1118 switch (gt_core_status
& GEN6_RCn_MASK
) {
1120 if (gt_core_status
& GEN6_CORE_CPD_STATE_MASK
)
1121 seq_printf(m
, "Core Power Down\n");
1123 seq_printf(m
, "on\n");
1126 seq_printf(m
, "RC3\n");
1129 seq_printf(m
, "RC6\n");
1132 seq_printf(m
, "RC7\n");
1135 seq_printf(m
, "Unknown\n");
1139 seq_printf(m
, "Core Power Down: %s\n",
1140 yesno(gt_core_status
& GEN6_CORE_CPD_STATE_MASK
));
1142 /* Not exactly sure what this is */
1143 seq_printf(m
, "RC6 \"Locked to RPn\" residency since boot: %u\n",
1144 I915_READ(GEN6_GT_GFX_RC6_LOCKED
));
1145 seq_printf(m
, "RC6 residency since boot: %u\n",
1146 I915_READ(GEN6_GT_GFX_RC6
));
1147 seq_printf(m
, "RC6+ residency since boot: %u\n",
1148 I915_READ(GEN6_GT_GFX_RC6p
));
1149 seq_printf(m
, "RC6++ residency since boot: %u\n",
1150 I915_READ(GEN6_GT_GFX_RC6pp
));
1155 static int i915_drpc_info(struct seq_file
*m
, void *unused
)
1157 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1158 struct drm_device
*dev
= node
->minor
->dev
;
1160 if (IS_GEN6(dev
) || IS_GEN7(dev
))
1161 return gen6_drpc_info(m
);
1163 return ironlake_drpc_info(m
);
1166 static int i915_fbc_status(struct seq_file
*m
, void *unused
)
1168 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1169 struct drm_device
*dev
= node
->minor
->dev
;
1170 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1172 if (!I915_HAS_FBC(dev
)) {
1173 seq_printf(m
, "FBC unsupported on this chipset\n");
1177 if (intel_fbc_enabled(dev
)) {
1178 seq_printf(m
, "FBC enabled\n");
1180 seq_printf(m
, "FBC disabled: ");
1181 switch (dev_priv
->no_fbc_reason
) {
1183 seq_printf(m
, "no outputs");
1185 case FBC_STOLEN_TOO_SMALL
:
1186 seq_printf(m
, "not enough stolen memory");
1188 case FBC_UNSUPPORTED_MODE
:
1189 seq_printf(m
, "mode not supported");
1191 case FBC_MODE_TOO_LARGE
:
1192 seq_printf(m
, "mode too large");
1195 seq_printf(m
, "FBC unsupported on plane");
1198 seq_printf(m
, "scanout buffer not tiled");
1200 case FBC_MULTIPLE_PIPES
:
1201 seq_printf(m
, "multiple pipes are enabled");
1203 case FBC_MODULE_PARAM
:
1204 seq_printf(m
, "disabled per module param (default off)");
1207 seq_printf(m
, "unknown reason");
1209 seq_printf(m
, "\n");
1214 static int i915_sr_status(struct seq_file
*m
, void *unused
)
1216 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1217 struct drm_device
*dev
= node
->minor
->dev
;
1218 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1219 bool sr_enabled
= false;
1221 if (HAS_PCH_SPLIT(dev
))
1222 sr_enabled
= I915_READ(WM1_LP_ILK
) & WM1_LP_SR_EN
;
1223 else if (IS_CRESTLINE(dev
) || IS_I945G(dev
) || IS_I945GM(dev
))
1224 sr_enabled
= I915_READ(FW_BLC_SELF
) & FW_BLC_SELF_EN
;
1225 else if (IS_I915GM(dev
))
1226 sr_enabled
= I915_READ(INSTPM
) & INSTPM_SELF_EN
;
1227 else if (IS_PINEVIEW(dev
))
1228 sr_enabled
= I915_READ(DSPFW3
) & PINEVIEW_SELF_REFRESH_EN
;
1230 seq_printf(m
, "self-refresh: %s\n",
1231 sr_enabled
? "enabled" : "disabled");
1236 static int i915_emon_status(struct seq_file
*m
, void *unused
)
1238 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1239 struct drm_device
*dev
= node
->minor
->dev
;
1240 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1241 unsigned long temp
, chipset
, gfx
;
1247 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1251 temp
= i915_mch_val(dev_priv
);
1252 chipset
= i915_chipset_val(dev_priv
);
1253 gfx
= i915_gfx_val(dev_priv
);
1254 mutex_unlock(&dev
->struct_mutex
);
1256 seq_printf(m
, "GMCH temp: %ld\n", temp
);
1257 seq_printf(m
, "Chipset power: %ld\n", chipset
);
1258 seq_printf(m
, "GFX power: %ld\n", gfx
);
1259 seq_printf(m
, "Total power: %ld\n", chipset
+ gfx
);
1264 static int i915_ring_freq_table(struct seq_file
*m
, void *unused
)
1266 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1267 struct drm_device
*dev
= node
->minor
->dev
;
1268 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1270 int gpu_freq
, ia_freq
;
1272 if (!(IS_GEN6(dev
) || IS_GEN7(dev
))) {
1273 seq_printf(m
, "unsupported on this chipset\n");
1277 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1281 seq_printf(m
, "GPU freq (MHz)\tEffective CPU freq (MHz)\n");
1283 for (gpu_freq
= dev_priv
->rps
.min_delay
;
1284 gpu_freq
<= dev_priv
->rps
.max_delay
;
1286 I915_WRITE(GEN6_PCODE_DATA
, gpu_freq
);
1287 I915_WRITE(GEN6_PCODE_MAILBOX
, GEN6_PCODE_READY
|
1288 GEN6_PCODE_READ_MIN_FREQ_TABLE
);
1289 if (wait_for((I915_READ(GEN6_PCODE_MAILBOX
) &
1290 GEN6_PCODE_READY
) == 0, 10)) {
1291 DRM_ERROR("pcode read of freq table timed out\n");
1294 ia_freq
= I915_READ(GEN6_PCODE_DATA
);
1295 seq_printf(m
, "%d\t\t%d\n", gpu_freq
* 50, ia_freq
* 100);
1298 mutex_unlock(&dev
->struct_mutex
);
1303 static int i915_gfxec(struct seq_file
*m
, void *unused
)
1305 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1306 struct drm_device
*dev
= node
->minor
->dev
;
1307 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1310 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1314 seq_printf(m
, "GFXEC: %ld\n", (unsigned long)I915_READ(0x112f4));
1316 mutex_unlock(&dev
->struct_mutex
);
1321 static int i915_opregion(struct seq_file
*m
, void *unused
)
1323 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1324 struct drm_device
*dev
= node
->minor
->dev
;
1325 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1326 struct intel_opregion
*opregion
= &dev_priv
->opregion
;
1327 void *data
= kmalloc(OPREGION_SIZE
, GFP_KERNEL
);
1333 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1337 if (opregion
->header
) {
1338 memcpy_fromio(data
, opregion
->header
, OPREGION_SIZE
);
1339 seq_write(m
, data
, OPREGION_SIZE
);
1342 mutex_unlock(&dev
->struct_mutex
);
1349 static int i915_gem_framebuffer_info(struct seq_file
*m
, void *data
)
1351 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1352 struct drm_device
*dev
= node
->minor
->dev
;
1353 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1354 struct intel_fbdev
*ifbdev
;
1355 struct intel_framebuffer
*fb
;
1358 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1362 ifbdev
= dev_priv
->fbdev
;
1363 fb
= to_intel_framebuffer(ifbdev
->helper
.fb
);
1365 seq_printf(m
, "fbcon size: %d x %d, depth %d, %d bpp, obj ",
1369 fb
->base
.bits_per_pixel
);
1370 describe_obj(m
, fb
->obj
);
1371 seq_printf(m
, "\n");
1373 list_for_each_entry(fb
, &dev
->mode_config
.fb_list
, base
.head
) {
1374 if (&fb
->base
== ifbdev
->helper
.fb
)
1377 seq_printf(m
, "user size: %d x %d, depth %d, %d bpp, obj ",
1381 fb
->base
.bits_per_pixel
);
1382 describe_obj(m
, fb
->obj
);
1383 seq_printf(m
, "\n");
1386 mutex_unlock(&dev
->mode_config
.mutex
);
1391 static int i915_context_status(struct seq_file
*m
, void *unused
)
1393 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1394 struct drm_device
*dev
= node
->minor
->dev
;
1395 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1398 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1402 if (dev_priv
->pwrctx
) {
1403 seq_printf(m
, "power context ");
1404 describe_obj(m
, dev_priv
->pwrctx
);
1405 seq_printf(m
, "\n");
1408 if (dev_priv
->renderctx
) {
1409 seq_printf(m
, "render context ");
1410 describe_obj(m
, dev_priv
->renderctx
);
1411 seq_printf(m
, "\n");
1414 mutex_unlock(&dev
->mode_config
.mutex
);
1419 static int i915_gen6_forcewake_count_info(struct seq_file
*m
, void *data
)
1421 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1422 struct drm_device
*dev
= node
->minor
->dev
;
1423 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1424 unsigned forcewake_count
;
1426 spin_lock_irq(&dev_priv
->gt_lock
);
1427 forcewake_count
= dev_priv
->forcewake_count
;
1428 spin_unlock_irq(&dev_priv
->gt_lock
);
1430 seq_printf(m
, "forcewake count = %u\n", forcewake_count
);
1435 static const char *swizzle_string(unsigned swizzle
)
1438 case I915_BIT_6_SWIZZLE_NONE
:
1440 case I915_BIT_6_SWIZZLE_9
:
1442 case I915_BIT_6_SWIZZLE_9_10
:
1443 return "bit9/bit10";
1444 case I915_BIT_6_SWIZZLE_9_11
:
1445 return "bit9/bit11";
1446 case I915_BIT_6_SWIZZLE_9_10_11
:
1447 return "bit9/bit10/bit11";
1448 case I915_BIT_6_SWIZZLE_9_17
:
1449 return "bit9/bit17";
1450 case I915_BIT_6_SWIZZLE_9_10_17
:
1451 return "bit9/bit10/bit17";
1452 case I915_BIT_6_SWIZZLE_UNKNOWN
:
1459 static int i915_swizzle_info(struct seq_file
*m
, void *data
)
1461 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1462 struct drm_device
*dev
= node
->minor
->dev
;
1463 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1466 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1470 seq_printf(m
, "bit6 swizzle for X-tiling = %s\n",
1471 swizzle_string(dev_priv
->mm
.bit_6_swizzle_x
));
1472 seq_printf(m
, "bit6 swizzle for Y-tiling = %s\n",
1473 swizzle_string(dev_priv
->mm
.bit_6_swizzle_y
));
1475 if (IS_GEN3(dev
) || IS_GEN4(dev
)) {
1476 seq_printf(m
, "DDC = 0x%08x\n",
1478 seq_printf(m
, "C0DRB3 = 0x%04x\n",
1479 I915_READ16(C0DRB3
));
1480 seq_printf(m
, "C1DRB3 = 0x%04x\n",
1481 I915_READ16(C1DRB3
));
1482 } else if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
1483 seq_printf(m
, "MAD_DIMM_C0 = 0x%08x\n",
1484 I915_READ(MAD_DIMM_C0
));
1485 seq_printf(m
, "MAD_DIMM_C1 = 0x%08x\n",
1486 I915_READ(MAD_DIMM_C1
));
1487 seq_printf(m
, "MAD_DIMM_C2 = 0x%08x\n",
1488 I915_READ(MAD_DIMM_C2
));
1489 seq_printf(m
, "TILECTL = 0x%08x\n",
1490 I915_READ(TILECTL
));
1491 seq_printf(m
, "ARB_MODE = 0x%08x\n",
1492 I915_READ(ARB_MODE
));
1493 seq_printf(m
, "DISP_ARB_CTL = 0x%08x\n",
1494 I915_READ(DISP_ARB_CTL
));
1496 mutex_unlock(&dev
->struct_mutex
);
1501 static int i915_ppgtt_info(struct seq_file
*m
, void *data
)
1503 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1504 struct drm_device
*dev
= node
->minor
->dev
;
1505 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1506 struct intel_ring_buffer
*ring
;
1510 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1513 if (INTEL_INFO(dev
)->gen
== 6)
1514 seq_printf(m
, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE
));
1516 for (i
= 0; i
< I915_NUM_RINGS
; i
++) {
1517 ring
= &dev_priv
->ring
[i
];
1519 seq_printf(m
, "%s\n", ring
->name
);
1520 if (INTEL_INFO(dev
)->gen
== 7)
1521 seq_printf(m
, "GFX_MODE: 0x%08x\n", I915_READ(RING_MODE_GEN7(ring
)));
1522 seq_printf(m
, "PP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(ring
)));
1523 seq_printf(m
, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring
)));
1524 seq_printf(m
, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring
)));
1526 if (dev_priv
->mm
.aliasing_ppgtt
) {
1527 struct i915_hw_ppgtt
*ppgtt
= dev_priv
->mm
.aliasing_ppgtt
;
1529 seq_printf(m
, "aliasing PPGTT:\n");
1530 seq_printf(m
, "pd gtt offset: 0x%08x\n", ppgtt
->pd_offset
);
1532 seq_printf(m
, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK
));
1533 mutex_unlock(&dev
->struct_mutex
);
1538 static int i915_dpio_info(struct seq_file
*m
, void *data
)
1540 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1541 struct drm_device
*dev
= node
->minor
->dev
;
1542 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1546 if (!IS_VALLEYVIEW(dev
)) {
1547 seq_printf(m
, "unsupported\n");
1551 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1555 seq_printf(m
, "DPIO_CTL: 0x%08x\n", I915_READ(DPIO_CTL
));
1557 seq_printf(m
, "DPIO_DIV_A: 0x%08x\n",
1558 intel_dpio_read(dev_priv
, _DPIO_DIV_A
));
1559 seq_printf(m
, "DPIO_DIV_B: 0x%08x\n",
1560 intel_dpio_read(dev_priv
, _DPIO_DIV_B
));
1562 seq_printf(m
, "DPIO_REFSFR_A: 0x%08x\n",
1563 intel_dpio_read(dev_priv
, _DPIO_REFSFR_A
));
1564 seq_printf(m
, "DPIO_REFSFR_B: 0x%08x\n",
1565 intel_dpio_read(dev_priv
, _DPIO_REFSFR_B
));
1567 seq_printf(m
, "DPIO_CORE_CLK_A: 0x%08x\n",
1568 intel_dpio_read(dev_priv
, _DPIO_CORE_CLK_A
));
1569 seq_printf(m
, "DPIO_CORE_CLK_B: 0x%08x\n",
1570 intel_dpio_read(dev_priv
, _DPIO_CORE_CLK_B
));
1572 seq_printf(m
, "DPIO_LFP_COEFF_A: 0x%08x\n",
1573 intel_dpio_read(dev_priv
, _DPIO_LFP_COEFF_A
));
1574 seq_printf(m
, "DPIO_LFP_COEFF_B: 0x%08x\n",
1575 intel_dpio_read(dev_priv
, _DPIO_LFP_COEFF_B
));
1577 seq_printf(m
, "DPIO_FASTCLK_DISABLE: 0x%08x\n",
1578 intel_dpio_read(dev_priv
, DPIO_FASTCLK_DISABLE
));
1580 mutex_unlock(&dev
->mode_config
.mutex
);
1586 i915_wedged_read(struct file
*filp
,
1591 struct drm_device
*dev
= filp
->private_data
;
1592 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1596 len
= snprintf(buf
, sizeof(buf
),
1598 atomic_read(&dev_priv
->mm
.wedged
));
1600 if (len
> sizeof(buf
))
1603 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1607 i915_wedged_write(struct file
*filp
,
1608 const char __user
*ubuf
,
1612 struct drm_device
*dev
= filp
->private_data
;
1617 if (cnt
> sizeof(buf
) - 1)
1620 if (copy_from_user(buf
, ubuf
, cnt
))
1624 val
= simple_strtoul(buf
, NULL
, 0);
1627 DRM_INFO("Manually setting wedged to %d\n", val
);
1628 i915_handle_error(dev
, val
);
1633 static const struct file_operations i915_wedged_fops
= {
1634 .owner
= THIS_MODULE
,
1635 .open
= simple_open
,
1636 .read
= i915_wedged_read
,
1637 .write
= i915_wedged_write
,
1638 .llseek
= default_llseek
,
1642 i915_ring_stop_read(struct file
*filp
,
1647 struct drm_device
*dev
= filp
->private_data
;
1648 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1652 len
= snprintf(buf
, sizeof(buf
),
1653 "0x%08x\n", dev_priv
->stop_rings
);
1655 if (len
> sizeof(buf
))
1658 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1662 i915_ring_stop_write(struct file
*filp
,
1663 const char __user
*ubuf
,
1667 struct drm_device
*dev
= filp
->private_data
;
1668 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1673 if (cnt
> sizeof(buf
) - 1)
1676 if (copy_from_user(buf
, ubuf
, cnt
))
1680 val
= simple_strtoul(buf
, NULL
, 0);
1683 DRM_DEBUG_DRIVER("Stopping rings 0x%08x\n", val
);
1685 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1689 dev_priv
->stop_rings
= val
;
1690 mutex_unlock(&dev
->struct_mutex
);
1695 static const struct file_operations i915_ring_stop_fops
= {
1696 .owner
= THIS_MODULE
,
1697 .open
= simple_open
,
1698 .read
= i915_ring_stop_read
,
1699 .write
= i915_ring_stop_write
,
1700 .llseek
= default_llseek
,
1704 i915_max_freq_read(struct file
*filp
,
1709 struct drm_device
*dev
= filp
->private_data
;
1710 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1714 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1717 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1721 len
= snprintf(buf
, sizeof(buf
),
1722 "max freq: %d\n", dev_priv
->rps
.max_delay
* 50);
1723 mutex_unlock(&dev
->struct_mutex
);
1725 if (len
> sizeof(buf
))
1728 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1732 i915_max_freq_write(struct file
*filp
,
1733 const char __user
*ubuf
,
1737 struct drm_device
*dev
= filp
->private_data
;
1738 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1742 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1746 if (cnt
> sizeof(buf
) - 1)
1749 if (copy_from_user(buf
, ubuf
, cnt
))
1753 val
= simple_strtoul(buf
, NULL
, 0);
1756 DRM_DEBUG_DRIVER("Manually setting max freq to %d\n", val
);
1758 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1763 * Turbo will still be enabled, but won't go above the set value.
1765 dev_priv
->rps
.max_delay
= val
/ 50;
1767 gen6_set_rps(dev
, val
/ 50);
1768 mutex_unlock(&dev
->struct_mutex
);
1773 static const struct file_operations i915_max_freq_fops
= {
1774 .owner
= THIS_MODULE
,
1775 .open
= simple_open
,
1776 .read
= i915_max_freq_read
,
1777 .write
= i915_max_freq_write
,
1778 .llseek
= default_llseek
,
1782 i915_min_freq_read(struct file
*filp
, char __user
*ubuf
, size_t max
,
1785 struct drm_device
*dev
= filp
->private_data
;
1786 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1790 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1793 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1797 len
= snprintf(buf
, sizeof(buf
),
1798 "min freq: %d\n", dev_priv
->rps
.min_delay
* 50);
1799 mutex_unlock(&dev
->struct_mutex
);
1801 if (len
> sizeof(buf
))
1804 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1808 i915_min_freq_write(struct file
*filp
, const char __user
*ubuf
, size_t cnt
,
1811 struct drm_device
*dev
= filp
->private_data
;
1812 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1816 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1820 if (cnt
> sizeof(buf
) - 1)
1823 if (copy_from_user(buf
, ubuf
, cnt
))
1827 val
= simple_strtoul(buf
, NULL
, 0);
1830 DRM_DEBUG_DRIVER("Manually setting min freq to %d\n", val
);
1832 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1837 * Turbo will still be enabled, but won't go below the set value.
1839 dev_priv
->rps
.min_delay
= val
/ 50;
1841 gen6_set_rps(dev
, val
/ 50);
1842 mutex_unlock(&dev
->struct_mutex
);
1847 static const struct file_operations i915_min_freq_fops
= {
1848 .owner
= THIS_MODULE
,
1849 .open
= simple_open
,
1850 .read
= i915_min_freq_read
,
1851 .write
= i915_min_freq_write
,
1852 .llseek
= default_llseek
,
1856 i915_cache_sharing_read(struct file
*filp
,
1861 struct drm_device
*dev
= filp
->private_data
;
1862 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1867 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1870 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1874 snpcr
= I915_READ(GEN6_MBCUNIT_SNPCR
);
1875 mutex_unlock(&dev_priv
->dev
->struct_mutex
);
1877 len
= snprintf(buf
, sizeof(buf
),
1878 "%d\n", (snpcr
& GEN6_MBC_SNPCR_MASK
) >>
1879 GEN6_MBC_SNPCR_SHIFT
);
1881 if (len
> sizeof(buf
))
1884 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1888 i915_cache_sharing_write(struct file
*filp
,
1889 const char __user
*ubuf
,
1893 struct drm_device
*dev
= filp
->private_data
;
1894 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1899 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1903 if (cnt
> sizeof(buf
) - 1)
1906 if (copy_from_user(buf
, ubuf
, cnt
))
1910 val
= simple_strtoul(buf
, NULL
, 0);
1913 if (val
< 0 || val
> 3)
1916 DRM_DEBUG_DRIVER("Manually setting uncore sharing to %d\n", val
);
1918 /* Update the cache sharing policy here as well */
1919 snpcr
= I915_READ(GEN6_MBCUNIT_SNPCR
);
1920 snpcr
&= ~GEN6_MBC_SNPCR_MASK
;
1921 snpcr
|= (val
<< GEN6_MBC_SNPCR_SHIFT
);
1922 I915_WRITE(GEN6_MBCUNIT_SNPCR
, snpcr
);
1927 static const struct file_operations i915_cache_sharing_fops
= {
1928 .owner
= THIS_MODULE
,
1929 .open
= simple_open
,
1930 .read
= i915_cache_sharing_read
,
1931 .write
= i915_cache_sharing_write
,
1932 .llseek
= default_llseek
,
1935 /* As the drm_debugfs_init() routines are called before dev->dev_private is
1936 * allocated we need to hook into the minor for release. */
1938 drm_add_fake_info_node(struct drm_minor
*minor
,
1942 struct drm_info_node
*node
;
1944 node
= kmalloc(sizeof(struct drm_info_node
), GFP_KERNEL
);
1946 debugfs_remove(ent
);
1950 node
->minor
= minor
;
1952 node
->info_ent
= (void *) key
;
1954 mutex_lock(&minor
->debugfs_lock
);
1955 list_add(&node
->list
, &minor
->debugfs_list
);
1956 mutex_unlock(&minor
->debugfs_lock
);
1961 static int i915_forcewake_open(struct inode
*inode
, struct file
*file
)
1963 struct drm_device
*dev
= inode
->i_private
;
1964 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1966 if (INTEL_INFO(dev
)->gen
< 6)
1969 gen6_gt_force_wake_get(dev_priv
);
1974 static int i915_forcewake_release(struct inode
*inode
, struct file
*file
)
1976 struct drm_device
*dev
= inode
->i_private
;
1977 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1979 if (INTEL_INFO(dev
)->gen
< 6)
1982 gen6_gt_force_wake_put(dev_priv
);
1987 static const struct file_operations i915_forcewake_fops
= {
1988 .owner
= THIS_MODULE
,
1989 .open
= i915_forcewake_open
,
1990 .release
= i915_forcewake_release
,
1993 static int i915_forcewake_create(struct dentry
*root
, struct drm_minor
*minor
)
1995 struct drm_device
*dev
= minor
->dev
;
1998 ent
= debugfs_create_file("i915_forcewake_user",
2001 &i915_forcewake_fops
);
2003 return PTR_ERR(ent
);
2005 return drm_add_fake_info_node(minor
, ent
, &i915_forcewake_fops
);
2008 static int i915_debugfs_create(struct dentry
*root
,
2009 struct drm_minor
*minor
,
2011 const struct file_operations
*fops
)
2013 struct drm_device
*dev
= minor
->dev
;
2016 ent
= debugfs_create_file(name
,
2021 return PTR_ERR(ent
);
2023 return drm_add_fake_info_node(minor
, ent
, fops
);
2026 static struct drm_info_list i915_debugfs_list
[] = {
2027 {"i915_capabilities", i915_capabilities
, 0},
2028 {"i915_gem_objects", i915_gem_object_info
, 0},
2029 {"i915_gem_gtt", i915_gem_gtt_info
, 0},
2030 {"i915_gem_pinned", i915_gem_gtt_info
, 0, (void *) PINNED_LIST
},
2031 {"i915_gem_active", i915_gem_object_list_info
, 0, (void *) ACTIVE_LIST
},
2032 {"i915_gem_inactive", i915_gem_object_list_info
, 0, (void *) INACTIVE_LIST
},
2033 {"i915_gem_pageflip", i915_gem_pageflip_info
, 0},
2034 {"i915_gem_request", i915_gem_request_info
, 0},
2035 {"i915_gem_seqno", i915_gem_seqno_info
, 0},
2036 {"i915_gem_fence_regs", i915_gem_fence_regs_info
, 0},
2037 {"i915_gem_interrupt", i915_interrupt_info
, 0},
2038 {"i915_gem_hws", i915_hws_info
, 0, (void *)RCS
},
2039 {"i915_gem_hws_blt", i915_hws_info
, 0, (void *)BCS
},
2040 {"i915_gem_hws_bsd", i915_hws_info
, 0, (void *)VCS
},
2041 {"i915_rstdby_delays", i915_rstdby_delays
, 0},
2042 {"i915_cur_delayinfo", i915_cur_delayinfo
, 0},
2043 {"i915_delayfreq_table", i915_delayfreq_table
, 0},
2044 {"i915_inttoext_table", i915_inttoext_table
, 0},
2045 {"i915_drpc_info", i915_drpc_info
, 0},
2046 {"i915_emon_status", i915_emon_status
, 0},
2047 {"i915_ring_freq_table", i915_ring_freq_table
, 0},
2048 {"i915_gfxec", i915_gfxec
, 0},
2049 {"i915_fbc_status", i915_fbc_status
, 0},
2050 {"i915_sr_status", i915_sr_status
, 0},
2051 {"i915_opregion", i915_opregion
, 0},
2052 {"i915_gem_framebuffer", i915_gem_framebuffer_info
, 0},
2053 {"i915_context_status", i915_context_status
, 0},
2054 {"i915_gen6_forcewake_count", i915_gen6_forcewake_count_info
, 0},
2055 {"i915_swizzle_info", i915_swizzle_info
, 0},
2056 {"i915_ppgtt_info", i915_ppgtt_info
, 0},
2057 {"i915_dpio", i915_dpio_info
, 0},
2059 #define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)
2061 int i915_debugfs_init(struct drm_minor
*minor
)
2065 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2071 ret
= i915_forcewake_create(minor
->debugfs_root
, minor
);
2075 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2077 &i915_max_freq_fops
);
2081 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2083 &i915_min_freq_fops
);
2087 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2088 "i915_cache_sharing",
2089 &i915_cache_sharing_fops
);
2093 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2095 &i915_ring_stop_fops
);
2099 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2101 &i915_error_state_fops
);
2105 return drm_debugfs_create_files(i915_debugfs_list
,
2106 I915_DEBUGFS_ENTRIES
,
2107 minor
->debugfs_root
, minor
);
2110 void i915_debugfs_cleanup(struct drm_minor
*minor
)
2112 drm_debugfs_remove_files(i915_debugfs_list
,
2113 I915_DEBUGFS_ENTRIES
, minor
);
2114 drm_debugfs_remove_files((struct drm_info_list
*) &i915_forcewake_fops
,
2116 drm_debugfs_remove_files((struct drm_info_list
*) &i915_wedged_fops
,
2118 drm_debugfs_remove_files((struct drm_info_list
*) &i915_max_freq_fops
,
2120 drm_debugfs_remove_files((struct drm_info_list
*) &i915_min_freq_fops
,
2122 drm_debugfs_remove_files((struct drm_info_list
*) &i915_cache_sharing_fops
,
2124 drm_debugfs_remove_files((struct drm_info_list
*) &i915_ring_stop_fops
,
2126 drm_debugfs_remove_files((struct drm_info_list
*) &i915_error_state_fops
,
2130 #endif /* CONFIG_DEBUG_FS */