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
.gtt_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
);
228 size
= count
= mappable_size
= mappable_count
= 0;
229 list_for_each_entry(obj
, &dev_priv
->mm
.gtt_list
, gtt_list
) {
230 if (obj
->fault_mappable
) {
231 size
+= obj
->gtt_space
->size
;
234 if (obj
->pin_mappable
) {
235 mappable_size
+= obj
->gtt_space
->size
;
239 seq_printf(m
, "%u pinned mappable objects, %zu bytes\n",
240 mappable_count
, mappable_size
);
241 seq_printf(m
, "%u fault mappable objects, %zu bytes\n",
244 seq_printf(m
, "%zu [%zu] gtt total\n",
245 dev_priv
->mm
.gtt_total
, dev_priv
->mm
.mappable_gtt_total
);
247 mutex_unlock(&dev
->struct_mutex
);
252 static int i915_gem_gtt_info(struct seq_file
*m
, void* data
)
254 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
255 struct drm_device
*dev
= node
->minor
->dev
;
256 uintptr_t list
= (uintptr_t) node
->info_ent
->data
;
257 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
258 struct drm_i915_gem_object
*obj
;
259 size_t total_obj_size
, total_gtt_size
;
262 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
266 total_obj_size
= total_gtt_size
= count
= 0;
267 list_for_each_entry(obj
, &dev_priv
->mm
.gtt_list
, gtt_list
) {
268 if (list
== PINNED_LIST
&& obj
->pin_count
== 0)
272 describe_obj(m
, obj
);
274 total_obj_size
+= obj
->base
.size
;
275 total_gtt_size
+= obj
->gtt_space
->size
;
279 mutex_unlock(&dev
->struct_mutex
);
281 seq_printf(m
, "Total %d objects, %zu bytes, %zu GTT size\n",
282 count
, total_obj_size
, total_gtt_size
);
287 static int i915_gem_pageflip_info(struct seq_file
*m
, void *data
)
289 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
290 struct drm_device
*dev
= node
->minor
->dev
;
292 struct intel_crtc
*crtc
;
294 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, base
.head
) {
295 const char pipe
= pipe_name(crtc
->pipe
);
296 const char plane
= plane_name(crtc
->plane
);
297 struct intel_unpin_work
*work
;
299 spin_lock_irqsave(&dev
->event_lock
, flags
);
300 work
= crtc
->unpin_work
;
302 seq_printf(m
, "No flip due on pipe %c (plane %c)\n",
305 if (!work
->pending
) {
306 seq_printf(m
, "Flip queued on pipe %c (plane %c)\n",
309 seq_printf(m
, "Flip pending (waiting for vsync) on pipe %c (plane %c)\n",
312 if (work
->enable_stall_check
)
313 seq_printf(m
, "Stall check enabled, ");
315 seq_printf(m
, "Stall check waiting for page flip ioctl, ");
316 seq_printf(m
, "%d prepares\n", work
->pending
);
318 if (work
->old_fb_obj
) {
319 struct drm_i915_gem_object
*obj
= work
->old_fb_obj
;
321 seq_printf(m
, "Old framebuffer gtt_offset 0x%08x\n", obj
->gtt_offset
);
323 if (work
->pending_flip_obj
) {
324 struct drm_i915_gem_object
*obj
= work
->pending_flip_obj
;
326 seq_printf(m
, "New framebuffer gtt_offset 0x%08x\n", obj
->gtt_offset
);
329 spin_unlock_irqrestore(&dev
->event_lock
, flags
);
335 static int i915_gem_request_info(struct seq_file
*m
, void *data
)
337 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
338 struct drm_device
*dev
= node
->minor
->dev
;
339 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
340 struct drm_i915_gem_request
*gem_request
;
343 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
348 if (!list_empty(&dev_priv
->ring
[RCS
].request_list
)) {
349 seq_printf(m
, "Render requests:\n");
350 list_for_each_entry(gem_request
,
351 &dev_priv
->ring
[RCS
].request_list
,
353 seq_printf(m
, " %d @ %d\n",
355 (int) (jiffies
- gem_request
->emitted_jiffies
));
359 if (!list_empty(&dev_priv
->ring
[VCS
].request_list
)) {
360 seq_printf(m
, "BSD requests:\n");
361 list_for_each_entry(gem_request
,
362 &dev_priv
->ring
[VCS
].request_list
,
364 seq_printf(m
, " %d @ %d\n",
366 (int) (jiffies
- gem_request
->emitted_jiffies
));
370 if (!list_empty(&dev_priv
->ring
[BCS
].request_list
)) {
371 seq_printf(m
, "BLT requests:\n");
372 list_for_each_entry(gem_request
,
373 &dev_priv
->ring
[BCS
].request_list
,
375 seq_printf(m
, " %d @ %d\n",
377 (int) (jiffies
- gem_request
->emitted_jiffies
));
381 mutex_unlock(&dev
->struct_mutex
);
384 seq_printf(m
, "No requests\n");
389 static void i915_ring_seqno_info(struct seq_file
*m
,
390 struct intel_ring_buffer
*ring
)
392 if (ring
->get_seqno
) {
393 seq_printf(m
, "Current sequence (%s): %d\n",
394 ring
->name
, ring
->get_seqno(ring
));
398 static int i915_gem_seqno_info(struct seq_file
*m
, void *data
)
400 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
401 struct drm_device
*dev
= node
->minor
->dev
;
402 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
405 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
409 for (i
= 0; i
< I915_NUM_RINGS
; i
++)
410 i915_ring_seqno_info(m
, &dev_priv
->ring
[i
]);
412 mutex_unlock(&dev
->struct_mutex
);
418 static int i915_interrupt_info(struct seq_file
*m
, void *data
)
420 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
421 struct drm_device
*dev
= node
->minor
->dev
;
422 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
425 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
429 if (IS_VALLEYVIEW(dev
)) {
430 seq_printf(m
, "Display IER:\t%08x\n",
432 seq_printf(m
, "Display IIR:\t%08x\n",
434 seq_printf(m
, "Display IIR_RW:\t%08x\n",
435 I915_READ(VLV_IIR_RW
));
436 seq_printf(m
, "Display IMR:\t%08x\n",
439 seq_printf(m
, "Pipe %c stat:\t%08x\n",
441 I915_READ(PIPESTAT(pipe
)));
443 seq_printf(m
, "Master IER:\t%08x\n",
444 I915_READ(VLV_MASTER_IER
));
446 seq_printf(m
, "Render IER:\t%08x\n",
448 seq_printf(m
, "Render IIR:\t%08x\n",
450 seq_printf(m
, "Render IMR:\t%08x\n",
453 seq_printf(m
, "PM IER:\t\t%08x\n",
454 I915_READ(GEN6_PMIER
));
455 seq_printf(m
, "PM IIR:\t\t%08x\n",
456 I915_READ(GEN6_PMIIR
));
457 seq_printf(m
, "PM IMR:\t\t%08x\n",
458 I915_READ(GEN6_PMIMR
));
460 seq_printf(m
, "Port hotplug:\t%08x\n",
461 I915_READ(PORT_HOTPLUG_EN
));
462 seq_printf(m
, "DPFLIPSTAT:\t%08x\n",
463 I915_READ(VLV_DPFLIPSTAT
));
464 seq_printf(m
, "DPINVGTT:\t%08x\n",
465 I915_READ(DPINVGTT
));
467 } else if (!HAS_PCH_SPLIT(dev
)) {
468 seq_printf(m
, "Interrupt enable: %08x\n",
470 seq_printf(m
, "Interrupt identity: %08x\n",
472 seq_printf(m
, "Interrupt mask: %08x\n",
475 seq_printf(m
, "Pipe %c stat: %08x\n",
477 I915_READ(PIPESTAT(pipe
)));
479 seq_printf(m
, "North Display Interrupt enable: %08x\n",
481 seq_printf(m
, "North Display Interrupt identity: %08x\n",
483 seq_printf(m
, "North Display Interrupt mask: %08x\n",
485 seq_printf(m
, "South Display Interrupt enable: %08x\n",
487 seq_printf(m
, "South Display Interrupt identity: %08x\n",
489 seq_printf(m
, "South Display Interrupt mask: %08x\n",
491 seq_printf(m
, "Graphics Interrupt enable: %08x\n",
493 seq_printf(m
, "Graphics Interrupt identity: %08x\n",
495 seq_printf(m
, "Graphics Interrupt mask: %08x\n",
498 seq_printf(m
, "Interrupts received: %d\n",
499 atomic_read(&dev_priv
->irq_received
));
500 for (i
= 0; i
< I915_NUM_RINGS
; i
++) {
501 if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
502 seq_printf(m
, "Graphics Interrupt mask (%s): %08x\n",
503 dev_priv
->ring
[i
].name
,
504 I915_READ_IMR(&dev_priv
->ring
[i
]));
506 i915_ring_seqno_info(m
, &dev_priv
->ring
[i
]);
508 mutex_unlock(&dev
->struct_mutex
);
513 static int i915_gem_fence_regs_info(struct seq_file
*m
, void *data
)
515 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
516 struct drm_device
*dev
= node
->minor
->dev
;
517 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
520 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
524 seq_printf(m
, "Reserved fences = %d\n", dev_priv
->fence_reg_start
);
525 seq_printf(m
, "Total fences = %d\n", dev_priv
->num_fence_regs
);
526 for (i
= 0; i
< dev_priv
->num_fence_regs
; i
++) {
527 struct drm_i915_gem_object
*obj
= dev_priv
->fence_regs
[i
].obj
;
529 seq_printf(m
, "Fenced object[%2d] = ", i
);
531 seq_printf(m
, "unused");
533 describe_obj(m
, obj
);
537 mutex_unlock(&dev
->struct_mutex
);
541 static int i915_hws_info(struct seq_file
*m
, void *data
)
543 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
544 struct drm_device
*dev
= node
->minor
->dev
;
545 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
546 struct intel_ring_buffer
*ring
;
547 const volatile u32 __iomem
*hws
;
550 ring
= &dev_priv
->ring
[(uintptr_t)node
->info_ent
->data
];
551 hws
= (volatile u32 __iomem
*)ring
->status_page
.page_addr
;
555 for (i
= 0; i
< 4096 / sizeof(u32
) / 4; i
+= 4) {
556 seq_printf(m
, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
558 hws
[i
], hws
[i
+ 1], hws
[i
+ 2], hws
[i
+ 3]);
563 static const char *ring_str(int ring
)
566 case RCS
: return "render";
567 case VCS
: return "bsd";
568 case BCS
: return "blt";
573 static const char *pin_flag(int pinned
)
583 static const char *tiling_flag(int tiling
)
587 case I915_TILING_NONE
: return "";
588 case I915_TILING_X
: return " X";
589 case I915_TILING_Y
: return " Y";
593 static const char *dirty_flag(int dirty
)
595 return dirty
? " dirty" : "";
598 static const char *purgeable_flag(int purgeable
)
600 return purgeable
? " purgeable" : "";
603 static void print_error_buffers(struct seq_file
*m
,
605 struct drm_i915_error_buffer
*err
,
608 seq_printf(m
, "%s [%d]:\n", name
, count
);
611 seq_printf(m
, " %08x %8u %04x %04x %x %x%s%s%s%s%s%s%s",
616 err
->rseqno
, err
->wseqno
,
617 pin_flag(err
->pinned
),
618 tiling_flag(err
->tiling
),
619 dirty_flag(err
->dirty
),
620 purgeable_flag(err
->purgeable
),
621 err
->ring
!= -1 ? " " : "",
623 cache_level_str(err
->cache_level
));
626 seq_printf(m
, " (name: %d)", err
->name
);
627 if (err
->fence_reg
!= I915_FENCE_REG_NONE
)
628 seq_printf(m
, " (fence: %d)", err
->fence_reg
);
635 static void i915_ring_error_state(struct seq_file
*m
,
636 struct drm_device
*dev
,
637 struct drm_i915_error_state
*error
,
640 BUG_ON(ring
>= I915_NUM_RINGS
); /* shut up confused gcc */
641 seq_printf(m
, "%s command stream:\n", ring_str(ring
));
642 seq_printf(m
, " HEAD: 0x%08x\n", error
->head
[ring
]);
643 seq_printf(m
, " TAIL: 0x%08x\n", error
->tail
[ring
]);
644 seq_printf(m
, " ACTHD: 0x%08x\n", error
->acthd
[ring
]);
645 seq_printf(m
, " IPEIR: 0x%08x\n", error
->ipeir
[ring
]);
646 seq_printf(m
, " IPEHR: 0x%08x\n", error
->ipehr
[ring
]);
647 seq_printf(m
, " INSTDONE: 0x%08x\n", error
->instdone
[ring
]);
648 if (ring
== RCS
&& INTEL_INFO(dev
)->gen
>= 4) {
649 seq_printf(m
, " INSTDONE1: 0x%08x\n", error
->instdone1
);
650 seq_printf(m
, " BBADDR: 0x%08llx\n", error
->bbaddr
);
652 if (INTEL_INFO(dev
)->gen
>= 4)
653 seq_printf(m
, " INSTPS: 0x%08x\n", error
->instps
[ring
]);
654 seq_printf(m
, " INSTPM: 0x%08x\n", error
->instpm
[ring
]);
655 seq_printf(m
, " FADDR: 0x%08x\n", error
->faddr
[ring
]);
656 if (INTEL_INFO(dev
)->gen
>= 6) {
657 seq_printf(m
, " RC PSMI: 0x%08x\n", error
->rc_psmi
[ring
]);
658 seq_printf(m
, " FAULT_REG: 0x%08x\n", error
->fault_reg
[ring
]);
659 seq_printf(m
, " SYNC_0: 0x%08x\n",
660 error
->semaphore_mboxes
[ring
][0]);
661 seq_printf(m
, " SYNC_1: 0x%08x\n",
662 error
->semaphore_mboxes
[ring
][1]);
664 seq_printf(m
, " seqno: 0x%08x\n", error
->seqno
[ring
]);
665 seq_printf(m
, " waiting: %s\n", yesno(error
->waiting
[ring
]));
666 seq_printf(m
, " ring->head: 0x%08x\n", error
->cpu_ring_head
[ring
]);
667 seq_printf(m
, " ring->tail: 0x%08x\n", error
->cpu_ring_tail
[ring
]);
670 struct i915_error_state_file_priv
{
671 struct drm_device
*dev
;
672 struct drm_i915_error_state
*error
;
675 static int i915_error_state(struct seq_file
*m
, void *unused
)
677 struct i915_error_state_file_priv
*error_priv
= m
->private;
678 struct drm_device
*dev
= error_priv
->dev
;
679 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
680 struct drm_i915_error_state
*error
= error_priv
->error
;
681 struct intel_ring_buffer
*ring
;
682 int i
, j
, page
, offset
, elt
;
685 seq_printf(m
, "no error state collected\n");
689 seq_printf(m
, "Time: %ld s %ld us\n", error
->time
.tv_sec
,
690 error
->time
.tv_usec
);
691 seq_printf(m
, "PCI ID: 0x%04x\n", dev
->pci_device
);
692 seq_printf(m
, "EIR: 0x%08x\n", error
->eir
);
693 seq_printf(m
, "IER: 0x%08x\n", error
->ier
);
694 seq_printf(m
, "PGTBL_ER: 0x%08x\n", error
->pgtbl_er
);
695 seq_printf(m
, "CCID: 0x%08x\n", error
->ccid
);
697 for (i
= 0; i
< dev_priv
->num_fence_regs
; i
++)
698 seq_printf(m
, " fence[%d] = %08llx\n", i
, error
->fence
[i
]);
700 if (INTEL_INFO(dev
)->gen
>= 6) {
701 seq_printf(m
, "ERROR: 0x%08x\n", error
->error
);
702 seq_printf(m
, "DONE_REG: 0x%08x\n", error
->done_reg
);
705 for_each_ring(ring
, dev_priv
, i
)
706 i915_ring_error_state(m
, dev
, error
, i
);
708 if (error
->active_bo
)
709 print_error_buffers(m
, "Active",
711 error
->active_bo_count
);
713 if (error
->pinned_bo
)
714 print_error_buffers(m
, "Pinned",
716 error
->pinned_bo_count
);
718 for (i
= 0; i
< ARRAY_SIZE(error
->ring
); i
++) {
719 struct drm_i915_error_object
*obj
;
721 if ((obj
= error
->ring
[i
].batchbuffer
)) {
722 seq_printf(m
, "%s --- gtt_offset = 0x%08x\n",
723 dev_priv
->ring
[i
].name
,
726 for (page
= 0; page
< obj
->page_count
; page
++) {
727 for (elt
= 0; elt
< PAGE_SIZE
/4; elt
++) {
728 seq_printf(m
, "%08x : %08x\n", offset
, obj
->pages
[page
][elt
]);
734 if (error
->ring
[i
].num_requests
) {
735 seq_printf(m
, "%s --- %d requests\n",
736 dev_priv
->ring
[i
].name
,
737 error
->ring
[i
].num_requests
);
738 for (j
= 0; j
< error
->ring
[i
].num_requests
; j
++) {
739 seq_printf(m
, " seqno 0x%08x, emitted %ld, tail 0x%08x\n",
740 error
->ring
[i
].requests
[j
].seqno
,
741 error
->ring
[i
].requests
[j
].jiffies
,
742 error
->ring
[i
].requests
[j
].tail
);
746 if ((obj
= error
->ring
[i
].ringbuffer
)) {
747 seq_printf(m
, "%s --- ringbuffer = 0x%08x\n",
748 dev_priv
->ring
[i
].name
,
751 for (page
= 0; page
< obj
->page_count
; page
++) {
752 for (elt
= 0; elt
< PAGE_SIZE
/4; elt
++) {
753 seq_printf(m
, "%08x : %08x\n",
755 obj
->pages
[page
][elt
]);
763 intel_overlay_print_error_state(m
, error
->overlay
);
766 intel_display_print_error_state(m
, dev
, error
->display
);
772 i915_error_state_write(struct file
*filp
,
773 const char __user
*ubuf
,
777 struct seq_file
*m
= filp
->private_data
;
778 struct i915_error_state_file_priv
*error_priv
= m
->private;
779 struct drm_device
*dev
= error_priv
->dev
;
781 DRM_DEBUG_DRIVER("Resetting error state\n");
783 mutex_lock(&dev
->struct_mutex
);
784 i915_destroy_error_state(dev
);
785 mutex_unlock(&dev
->struct_mutex
);
790 static int i915_error_state_open(struct inode
*inode
, struct file
*file
)
792 struct drm_device
*dev
= inode
->i_private
;
793 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
794 struct i915_error_state_file_priv
*error_priv
;
797 error_priv
= kzalloc(sizeof(*error_priv
), GFP_KERNEL
);
801 error_priv
->dev
= dev
;
803 spin_lock_irqsave(&dev_priv
->error_lock
, flags
);
804 error_priv
->error
= dev_priv
->first_error
;
805 if (error_priv
->error
)
806 kref_get(&error_priv
->error
->ref
);
807 spin_unlock_irqrestore(&dev_priv
->error_lock
, flags
);
809 return single_open(file
, i915_error_state
, error_priv
);
812 static int i915_error_state_release(struct inode
*inode
, struct file
*file
)
814 struct seq_file
*m
= file
->private_data
;
815 struct i915_error_state_file_priv
*error_priv
= m
->private;
817 if (error_priv
->error
)
818 kref_put(&error_priv
->error
->ref
, i915_error_state_free
);
821 return single_release(inode
, file
);
824 static const struct file_operations i915_error_state_fops
= {
825 .owner
= THIS_MODULE
,
826 .open
= i915_error_state_open
,
828 .write
= i915_error_state_write
,
829 .llseek
= default_llseek
,
830 .release
= i915_error_state_release
,
833 static int i915_rstdby_delays(struct seq_file
*m
, void *unused
)
835 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
836 struct drm_device
*dev
= node
->minor
->dev
;
837 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
841 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
845 crstanddelay
= I915_READ16(CRSTANDVID
);
847 mutex_unlock(&dev
->struct_mutex
);
849 seq_printf(m
, "w/ctx: %d, w/o ctx: %d\n", (crstanddelay
>> 8) & 0x3f, (crstanddelay
& 0x3f));
854 static int i915_cur_delayinfo(struct seq_file
*m
, void *unused
)
856 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
857 struct drm_device
*dev
= node
->minor
->dev
;
858 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
862 u16 rgvswctl
= I915_READ16(MEMSWCTL
);
863 u16 rgvstat
= I915_READ16(MEMSTAT_ILK
);
865 seq_printf(m
, "Requested P-state: %d\n", (rgvswctl
>> 8) & 0xf);
866 seq_printf(m
, "Requested VID: %d\n", rgvswctl
& 0x3f);
867 seq_printf(m
, "Current VID: %d\n", (rgvstat
& MEMSTAT_VID_MASK
) >>
869 seq_printf(m
, "Current P-state: %d\n",
870 (rgvstat
& MEMSTAT_PSTATE_MASK
) >> MEMSTAT_PSTATE_SHIFT
);
871 } else if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
872 u32 gt_perf_status
= I915_READ(GEN6_GT_PERF_STATUS
);
873 u32 rp_state_limits
= I915_READ(GEN6_RP_STATE_LIMITS
);
874 u32 rp_state_cap
= I915_READ(GEN6_RP_STATE_CAP
);
876 u32 rpupei
, rpcurup
, rpprevup
;
877 u32 rpdownei
, rpcurdown
, rpprevdown
;
880 /* RPSTAT1 is in the GT power well */
881 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
885 gen6_gt_force_wake_get(dev_priv
);
887 rpstat
= I915_READ(GEN6_RPSTAT1
);
888 rpupei
= I915_READ(GEN6_RP_CUR_UP_EI
);
889 rpcurup
= I915_READ(GEN6_RP_CUR_UP
);
890 rpprevup
= I915_READ(GEN6_RP_PREV_UP
);
891 rpdownei
= I915_READ(GEN6_RP_CUR_DOWN_EI
);
892 rpcurdown
= I915_READ(GEN6_RP_CUR_DOWN
);
893 rpprevdown
= I915_READ(GEN6_RP_PREV_DOWN
);
895 gen6_gt_force_wake_put(dev_priv
);
896 mutex_unlock(&dev
->struct_mutex
);
898 seq_printf(m
, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status
);
899 seq_printf(m
, "RPSTAT1: 0x%08x\n", rpstat
);
900 seq_printf(m
, "Render p-state ratio: %d\n",
901 (gt_perf_status
& 0xff00) >> 8);
902 seq_printf(m
, "Render p-state VID: %d\n",
903 gt_perf_status
& 0xff);
904 seq_printf(m
, "Render p-state limit: %d\n",
905 rp_state_limits
& 0xff);
906 seq_printf(m
, "CAGF: %dMHz\n", ((rpstat
& GEN6_CAGF_MASK
) >>
907 GEN6_CAGF_SHIFT
) * 50);
908 seq_printf(m
, "RP CUR UP EI: %dus\n", rpupei
&
910 seq_printf(m
, "RP CUR UP: %dus\n", rpcurup
&
911 GEN6_CURBSYTAVG_MASK
);
912 seq_printf(m
, "RP PREV UP: %dus\n", rpprevup
&
913 GEN6_CURBSYTAVG_MASK
);
914 seq_printf(m
, "RP CUR DOWN EI: %dus\n", rpdownei
&
916 seq_printf(m
, "RP CUR DOWN: %dus\n", rpcurdown
&
917 GEN6_CURBSYTAVG_MASK
);
918 seq_printf(m
, "RP PREV DOWN: %dus\n", rpprevdown
&
919 GEN6_CURBSYTAVG_MASK
);
921 max_freq
= (rp_state_cap
& 0xff0000) >> 16;
922 seq_printf(m
, "Lowest (RPN) frequency: %dMHz\n",
925 max_freq
= (rp_state_cap
& 0xff00) >> 8;
926 seq_printf(m
, "Nominal (RP1) frequency: %dMHz\n",
929 max_freq
= rp_state_cap
& 0xff;
930 seq_printf(m
, "Max non-overclocked (RP0) frequency: %dMHz\n",
933 seq_printf(m
, "no P-state info available\n");
939 static int i915_delayfreq_table(struct seq_file
*m
, void *unused
)
941 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
942 struct drm_device
*dev
= node
->minor
->dev
;
943 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
947 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
951 for (i
= 0; i
< 16; i
++) {
952 delayfreq
= I915_READ(PXVFREQ_BASE
+ i
* 4);
953 seq_printf(m
, "P%02dVIDFREQ: 0x%08x (VID: %d)\n", i
, delayfreq
,
954 (delayfreq
& PXVFREQ_PX_MASK
) >> PXVFREQ_PX_SHIFT
);
957 mutex_unlock(&dev
->struct_mutex
);
962 static inline int MAP_TO_MV(int map
)
964 return 1250 - (map
* 25);
967 static int i915_inttoext_table(struct seq_file
*m
, void *unused
)
969 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
970 struct drm_device
*dev
= node
->minor
->dev
;
971 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
975 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
979 for (i
= 1; i
<= 32; i
++) {
980 inttoext
= I915_READ(INTTOEXT_BASE_ILK
+ i
* 4);
981 seq_printf(m
, "INTTOEXT%02d: 0x%08x\n", i
, inttoext
);
984 mutex_unlock(&dev
->struct_mutex
);
989 static int ironlake_drpc_info(struct seq_file
*m
)
991 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
992 struct drm_device
*dev
= node
->minor
->dev
;
993 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
994 u32 rgvmodectl
, rstdbyctl
;
998 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1002 rgvmodectl
= I915_READ(MEMMODECTL
);
1003 rstdbyctl
= I915_READ(RSTDBYCTL
);
1004 crstandvid
= I915_READ16(CRSTANDVID
);
1006 mutex_unlock(&dev
->struct_mutex
);
1008 seq_printf(m
, "HD boost: %s\n", (rgvmodectl
& MEMMODE_BOOST_EN
) ?
1010 seq_printf(m
, "Boost freq: %d\n",
1011 (rgvmodectl
& MEMMODE_BOOST_FREQ_MASK
) >>
1012 MEMMODE_BOOST_FREQ_SHIFT
);
1013 seq_printf(m
, "HW control enabled: %s\n",
1014 rgvmodectl
& MEMMODE_HWIDLE_EN
? "yes" : "no");
1015 seq_printf(m
, "SW control enabled: %s\n",
1016 rgvmodectl
& MEMMODE_SWMODE_EN
? "yes" : "no");
1017 seq_printf(m
, "Gated voltage change: %s\n",
1018 rgvmodectl
& MEMMODE_RCLK_GATE
? "yes" : "no");
1019 seq_printf(m
, "Starting frequency: P%d\n",
1020 (rgvmodectl
& MEMMODE_FSTART_MASK
) >> MEMMODE_FSTART_SHIFT
);
1021 seq_printf(m
, "Max P-state: P%d\n",
1022 (rgvmodectl
& MEMMODE_FMAX_MASK
) >> MEMMODE_FMAX_SHIFT
);
1023 seq_printf(m
, "Min P-state: P%d\n", (rgvmodectl
& MEMMODE_FMIN_MASK
));
1024 seq_printf(m
, "RS1 VID: %d\n", (crstandvid
& 0x3f));
1025 seq_printf(m
, "RS2 VID: %d\n", ((crstandvid
>> 8) & 0x3f));
1026 seq_printf(m
, "Render standby enabled: %s\n",
1027 (rstdbyctl
& RCX_SW_EXIT
) ? "no" : "yes");
1028 seq_printf(m
, "Current RS state: ");
1029 switch (rstdbyctl
& RSX_STATUS_MASK
) {
1031 seq_printf(m
, "on\n");
1033 case RSX_STATUS_RC1
:
1034 seq_printf(m
, "RC1\n");
1036 case RSX_STATUS_RC1E
:
1037 seq_printf(m
, "RC1E\n");
1039 case RSX_STATUS_RS1
:
1040 seq_printf(m
, "RS1\n");
1042 case RSX_STATUS_RS2
:
1043 seq_printf(m
, "RS2 (RC6)\n");
1045 case RSX_STATUS_RS3
:
1046 seq_printf(m
, "RC3 (RC6+)\n");
1049 seq_printf(m
, "unknown\n");
1056 static int gen6_drpc_info(struct seq_file
*m
)
1059 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1060 struct drm_device
*dev
= node
->minor
->dev
;
1061 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1062 u32 rpmodectl1
, gt_core_status
, rcctl1
;
1063 unsigned forcewake_count
;
1067 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1071 spin_lock_irq(&dev_priv
->gt_lock
);
1072 forcewake_count
= dev_priv
->forcewake_count
;
1073 spin_unlock_irq(&dev_priv
->gt_lock
);
1075 if (forcewake_count
) {
1076 seq_printf(m
, "RC information inaccurate because somebody "
1077 "holds a forcewake reference \n");
1079 /* NB: we cannot use forcewake, else we read the wrong values */
1080 while (count
++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_ACK
) & 1))
1082 seq_printf(m
, "RC information accurate: %s\n", yesno(count
< 51));
1085 gt_core_status
= readl(dev_priv
->regs
+ GEN6_GT_CORE_STATUS
);
1086 trace_i915_reg_rw(false, GEN6_GT_CORE_STATUS
, gt_core_status
, 4);
1088 rpmodectl1
= I915_READ(GEN6_RP_CONTROL
);
1089 rcctl1
= I915_READ(GEN6_RC_CONTROL
);
1090 mutex_unlock(&dev
->struct_mutex
);
1092 seq_printf(m
, "Video Turbo Mode: %s\n",
1093 yesno(rpmodectl1
& GEN6_RP_MEDIA_TURBO
));
1094 seq_printf(m
, "HW control enabled: %s\n",
1095 yesno(rpmodectl1
& GEN6_RP_ENABLE
));
1096 seq_printf(m
, "SW control enabled: %s\n",
1097 yesno((rpmodectl1
& GEN6_RP_MEDIA_MODE_MASK
) ==
1098 GEN6_RP_MEDIA_SW_MODE
));
1099 seq_printf(m
, "RC1e Enabled: %s\n",
1100 yesno(rcctl1
& GEN6_RC_CTL_RC1e_ENABLE
));
1101 seq_printf(m
, "RC6 Enabled: %s\n",
1102 yesno(rcctl1
& GEN6_RC_CTL_RC6_ENABLE
));
1103 seq_printf(m
, "Deep RC6 Enabled: %s\n",
1104 yesno(rcctl1
& GEN6_RC_CTL_RC6p_ENABLE
));
1105 seq_printf(m
, "Deepest RC6 Enabled: %s\n",
1106 yesno(rcctl1
& GEN6_RC_CTL_RC6pp_ENABLE
));
1107 seq_printf(m
, "Current RC state: ");
1108 switch (gt_core_status
& GEN6_RCn_MASK
) {
1110 if (gt_core_status
& GEN6_CORE_CPD_STATE_MASK
)
1111 seq_printf(m
, "Core Power Down\n");
1113 seq_printf(m
, "on\n");
1116 seq_printf(m
, "RC3\n");
1119 seq_printf(m
, "RC6\n");
1122 seq_printf(m
, "RC7\n");
1125 seq_printf(m
, "Unknown\n");
1129 seq_printf(m
, "Core Power Down: %s\n",
1130 yesno(gt_core_status
& GEN6_CORE_CPD_STATE_MASK
));
1132 /* Not exactly sure what this is */
1133 seq_printf(m
, "RC6 \"Locked to RPn\" residency since boot: %u\n",
1134 I915_READ(GEN6_GT_GFX_RC6_LOCKED
));
1135 seq_printf(m
, "RC6 residency since boot: %u\n",
1136 I915_READ(GEN6_GT_GFX_RC6
));
1137 seq_printf(m
, "RC6+ residency since boot: %u\n",
1138 I915_READ(GEN6_GT_GFX_RC6p
));
1139 seq_printf(m
, "RC6++ residency since boot: %u\n",
1140 I915_READ(GEN6_GT_GFX_RC6pp
));
1145 static int i915_drpc_info(struct seq_file
*m
, void *unused
)
1147 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1148 struct drm_device
*dev
= node
->minor
->dev
;
1150 if (IS_GEN6(dev
) || IS_GEN7(dev
))
1151 return gen6_drpc_info(m
);
1153 return ironlake_drpc_info(m
);
1156 static int i915_fbc_status(struct seq_file
*m
, void *unused
)
1158 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1159 struct drm_device
*dev
= node
->minor
->dev
;
1160 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1162 if (!I915_HAS_FBC(dev
)) {
1163 seq_printf(m
, "FBC unsupported on this chipset\n");
1167 if (intel_fbc_enabled(dev
)) {
1168 seq_printf(m
, "FBC enabled\n");
1170 seq_printf(m
, "FBC disabled: ");
1171 switch (dev_priv
->no_fbc_reason
) {
1173 seq_printf(m
, "no outputs");
1175 case FBC_STOLEN_TOO_SMALL
:
1176 seq_printf(m
, "not enough stolen memory");
1178 case FBC_UNSUPPORTED_MODE
:
1179 seq_printf(m
, "mode not supported");
1181 case FBC_MODE_TOO_LARGE
:
1182 seq_printf(m
, "mode too large");
1185 seq_printf(m
, "FBC unsupported on plane");
1188 seq_printf(m
, "scanout buffer not tiled");
1190 case FBC_MULTIPLE_PIPES
:
1191 seq_printf(m
, "multiple pipes are enabled");
1193 case FBC_MODULE_PARAM
:
1194 seq_printf(m
, "disabled per module param (default off)");
1197 seq_printf(m
, "unknown reason");
1199 seq_printf(m
, "\n");
1204 static int i915_sr_status(struct seq_file
*m
, void *unused
)
1206 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1207 struct drm_device
*dev
= node
->minor
->dev
;
1208 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1209 bool sr_enabled
= false;
1211 if (HAS_PCH_SPLIT(dev
))
1212 sr_enabled
= I915_READ(WM1_LP_ILK
) & WM1_LP_SR_EN
;
1213 else if (IS_CRESTLINE(dev
) || IS_I945G(dev
) || IS_I945GM(dev
))
1214 sr_enabled
= I915_READ(FW_BLC_SELF
) & FW_BLC_SELF_EN
;
1215 else if (IS_I915GM(dev
))
1216 sr_enabled
= I915_READ(INSTPM
) & INSTPM_SELF_EN
;
1217 else if (IS_PINEVIEW(dev
))
1218 sr_enabled
= I915_READ(DSPFW3
) & PINEVIEW_SELF_REFRESH_EN
;
1220 seq_printf(m
, "self-refresh: %s\n",
1221 sr_enabled
? "enabled" : "disabled");
1226 static int i915_emon_status(struct seq_file
*m
, void *unused
)
1228 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1229 struct drm_device
*dev
= node
->minor
->dev
;
1230 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1231 unsigned long temp
, chipset
, gfx
;
1237 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1241 temp
= i915_mch_val(dev_priv
);
1242 chipset
= i915_chipset_val(dev_priv
);
1243 gfx
= i915_gfx_val(dev_priv
);
1244 mutex_unlock(&dev
->struct_mutex
);
1246 seq_printf(m
, "GMCH temp: %ld\n", temp
);
1247 seq_printf(m
, "Chipset power: %ld\n", chipset
);
1248 seq_printf(m
, "GFX power: %ld\n", gfx
);
1249 seq_printf(m
, "Total power: %ld\n", chipset
+ gfx
);
1254 static int i915_ring_freq_table(struct seq_file
*m
, void *unused
)
1256 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1257 struct drm_device
*dev
= node
->minor
->dev
;
1258 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1260 int gpu_freq
, ia_freq
;
1262 if (!(IS_GEN6(dev
) || IS_GEN7(dev
))) {
1263 seq_printf(m
, "unsupported on this chipset\n");
1267 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1271 seq_printf(m
, "GPU freq (MHz)\tEffective CPU freq (MHz)\n");
1273 for (gpu_freq
= dev_priv
->min_delay
; gpu_freq
<= dev_priv
->max_delay
;
1275 I915_WRITE(GEN6_PCODE_DATA
, gpu_freq
);
1276 I915_WRITE(GEN6_PCODE_MAILBOX
, GEN6_PCODE_READY
|
1277 GEN6_PCODE_READ_MIN_FREQ_TABLE
);
1278 if (wait_for((I915_READ(GEN6_PCODE_MAILBOX
) &
1279 GEN6_PCODE_READY
) == 0, 10)) {
1280 DRM_ERROR("pcode read of freq table timed out\n");
1283 ia_freq
= I915_READ(GEN6_PCODE_DATA
);
1284 seq_printf(m
, "%d\t\t%d\n", gpu_freq
* 50, ia_freq
* 100);
1287 mutex_unlock(&dev
->struct_mutex
);
1292 static int i915_gfxec(struct seq_file
*m
, void *unused
)
1294 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1295 struct drm_device
*dev
= node
->minor
->dev
;
1296 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1299 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1303 seq_printf(m
, "GFXEC: %ld\n", (unsigned long)I915_READ(0x112f4));
1305 mutex_unlock(&dev
->struct_mutex
);
1310 static int i915_opregion(struct seq_file
*m
, void *unused
)
1312 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1313 struct drm_device
*dev
= node
->minor
->dev
;
1314 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1315 struct intel_opregion
*opregion
= &dev_priv
->opregion
;
1316 void *data
= kmalloc(OPREGION_SIZE
, GFP_KERNEL
);
1322 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1326 if (opregion
->header
) {
1327 memcpy_fromio(data
, opregion
->header
, OPREGION_SIZE
);
1328 seq_write(m
, data
, OPREGION_SIZE
);
1331 mutex_unlock(&dev
->struct_mutex
);
1338 static int i915_gem_framebuffer_info(struct seq_file
*m
, void *data
)
1340 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1341 struct drm_device
*dev
= node
->minor
->dev
;
1342 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1343 struct intel_fbdev
*ifbdev
;
1344 struct intel_framebuffer
*fb
;
1347 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1351 ifbdev
= dev_priv
->fbdev
;
1352 fb
= to_intel_framebuffer(ifbdev
->helper
.fb
);
1354 seq_printf(m
, "fbcon size: %d x %d, depth %d, %d bpp, obj ",
1358 fb
->base
.bits_per_pixel
);
1359 describe_obj(m
, fb
->obj
);
1360 seq_printf(m
, "\n");
1362 list_for_each_entry(fb
, &dev
->mode_config
.fb_list
, base
.head
) {
1363 if (&fb
->base
== ifbdev
->helper
.fb
)
1366 seq_printf(m
, "user size: %d x %d, depth %d, %d bpp, obj ",
1370 fb
->base
.bits_per_pixel
);
1371 describe_obj(m
, fb
->obj
);
1372 seq_printf(m
, "\n");
1375 mutex_unlock(&dev
->mode_config
.mutex
);
1380 static int i915_context_status(struct seq_file
*m
, void *unused
)
1382 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1383 struct drm_device
*dev
= node
->minor
->dev
;
1384 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1387 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1391 if (dev_priv
->pwrctx
) {
1392 seq_printf(m
, "power context ");
1393 describe_obj(m
, dev_priv
->pwrctx
);
1394 seq_printf(m
, "\n");
1397 if (dev_priv
->renderctx
) {
1398 seq_printf(m
, "render context ");
1399 describe_obj(m
, dev_priv
->renderctx
);
1400 seq_printf(m
, "\n");
1403 mutex_unlock(&dev
->mode_config
.mutex
);
1408 static int i915_gen6_forcewake_count_info(struct seq_file
*m
, void *data
)
1410 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1411 struct drm_device
*dev
= node
->minor
->dev
;
1412 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1413 unsigned forcewake_count
;
1415 spin_lock_irq(&dev_priv
->gt_lock
);
1416 forcewake_count
= dev_priv
->forcewake_count
;
1417 spin_unlock_irq(&dev_priv
->gt_lock
);
1419 seq_printf(m
, "forcewake count = %u\n", forcewake_count
);
1424 static const char *swizzle_string(unsigned swizzle
)
1427 case I915_BIT_6_SWIZZLE_NONE
:
1429 case I915_BIT_6_SWIZZLE_9
:
1431 case I915_BIT_6_SWIZZLE_9_10
:
1432 return "bit9/bit10";
1433 case I915_BIT_6_SWIZZLE_9_11
:
1434 return "bit9/bit11";
1435 case I915_BIT_6_SWIZZLE_9_10_11
:
1436 return "bit9/bit10/bit11";
1437 case I915_BIT_6_SWIZZLE_9_17
:
1438 return "bit9/bit17";
1439 case I915_BIT_6_SWIZZLE_9_10_17
:
1440 return "bit9/bit10/bit17";
1441 case I915_BIT_6_SWIZZLE_UNKNOWN
:
1448 static int i915_swizzle_info(struct seq_file
*m
, void *data
)
1450 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1451 struct drm_device
*dev
= node
->minor
->dev
;
1452 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1454 mutex_lock(&dev
->struct_mutex
);
1455 seq_printf(m
, "bit6 swizzle for X-tiling = %s\n",
1456 swizzle_string(dev_priv
->mm
.bit_6_swizzle_x
));
1457 seq_printf(m
, "bit6 swizzle for Y-tiling = %s\n",
1458 swizzle_string(dev_priv
->mm
.bit_6_swizzle_y
));
1460 if (IS_GEN3(dev
) || IS_GEN4(dev
)) {
1461 seq_printf(m
, "DDC = 0x%08x\n",
1463 seq_printf(m
, "C0DRB3 = 0x%04x\n",
1464 I915_READ16(C0DRB3
));
1465 seq_printf(m
, "C1DRB3 = 0x%04x\n",
1466 I915_READ16(C1DRB3
));
1467 } else if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
1468 seq_printf(m
, "MAD_DIMM_C0 = 0x%08x\n",
1469 I915_READ(MAD_DIMM_C0
));
1470 seq_printf(m
, "MAD_DIMM_C1 = 0x%08x\n",
1471 I915_READ(MAD_DIMM_C1
));
1472 seq_printf(m
, "MAD_DIMM_C2 = 0x%08x\n",
1473 I915_READ(MAD_DIMM_C2
));
1474 seq_printf(m
, "TILECTL = 0x%08x\n",
1475 I915_READ(TILECTL
));
1476 seq_printf(m
, "ARB_MODE = 0x%08x\n",
1477 I915_READ(ARB_MODE
));
1478 seq_printf(m
, "DISP_ARB_CTL = 0x%08x\n",
1479 I915_READ(DISP_ARB_CTL
));
1481 mutex_unlock(&dev
->struct_mutex
);
1486 static int i915_ppgtt_info(struct seq_file
*m
, void *data
)
1488 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1489 struct drm_device
*dev
= node
->minor
->dev
;
1490 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1491 struct intel_ring_buffer
*ring
;
1495 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1498 if (INTEL_INFO(dev
)->gen
== 6)
1499 seq_printf(m
, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE
));
1501 for (i
= 0; i
< I915_NUM_RINGS
; i
++) {
1502 ring
= &dev_priv
->ring
[i
];
1504 seq_printf(m
, "%s\n", ring
->name
);
1505 if (INTEL_INFO(dev
)->gen
== 7)
1506 seq_printf(m
, "GFX_MODE: 0x%08x\n", I915_READ(RING_MODE_GEN7(ring
)));
1507 seq_printf(m
, "PP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(ring
)));
1508 seq_printf(m
, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring
)));
1509 seq_printf(m
, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring
)));
1511 if (dev_priv
->mm
.aliasing_ppgtt
) {
1512 struct i915_hw_ppgtt
*ppgtt
= dev_priv
->mm
.aliasing_ppgtt
;
1514 seq_printf(m
, "aliasing PPGTT:\n");
1515 seq_printf(m
, "pd gtt offset: 0x%08x\n", ppgtt
->pd_offset
);
1517 seq_printf(m
, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK
));
1518 mutex_unlock(&dev
->struct_mutex
);
1523 static int i915_dpio_info(struct seq_file
*m
, void *data
)
1525 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1526 struct drm_device
*dev
= node
->minor
->dev
;
1527 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1531 if (!IS_VALLEYVIEW(dev
)) {
1532 seq_printf(m
, "unsupported\n");
1536 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1540 seq_printf(m
, "DPIO_CTL: 0x%08x\n", I915_READ(DPIO_CTL
));
1542 seq_printf(m
, "DPIO_DIV_A: 0x%08x\n",
1543 intel_dpio_read(dev_priv
, _DPIO_DIV_A
));
1544 seq_printf(m
, "DPIO_DIV_B: 0x%08x\n",
1545 intel_dpio_read(dev_priv
, _DPIO_DIV_B
));
1547 seq_printf(m
, "DPIO_REFSFR_A: 0x%08x\n",
1548 intel_dpio_read(dev_priv
, _DPIO_REFSFR_A
));
1549 seq_printf(m
, "DPIO_REFSFR_B: 0x%08x\n",
1550 intel_dpio_read(dev_priv
, _DPIO_REFSFR_B
));
1552 seq_printf(m
, "DPIO_CORE_CLK_A: 0x%08x\n",
1553 intel_dpio_read(dev_priv
, _DPIO_CORE_CLK_A
));
1554 seq_printf(m
, "DPIO_CORE_CLK_B: 0x%08x\n",
1555 intel_dpio_read(dev_priv
, _DPIO_CORE_CLK_B
));
1557 seq_printf(m
, "DPIO_LFP_COEFF_A: 0x%08x\n",
1558 intel_dpio_read(dev_priv
, _DPIO_LFP_COEFF_A
));
1559 seq_printf(m
, "DPIO_LFP_COEFF_B: 0x%08x\n",
1560 intel_dpio_read(dev_priv
, _DPIO_LFP_COEFF_B
));
1562 seq_printf(m
, "DPIO_FASTCLK_DISABLE: 0x%08x\n",
1563 intel_dpio_read(dev_priv
, DPIO_FASTCLK_DISABLE
));
1565 mutex_unlock(&dev
->mode_config
.mutex
);
1571 i915_wedged_read(struct file
*filp
,
1576 struct drm_device
*dev
= filp
->private_data
;
1577 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1581 len
= snprintf(buf
, sizeof(buf
),
1583 atomic_read(&dev_priv
->mm
.wedged
));
1585 if (len
> sizeof(buf
))
1588 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1592 i915_wedged_write(struct file
*filp
,
1593 const char __user
*ubuf
,
1597 struct drm_device
*dev
= filp
->private_data
;
1602 if (cnt
> sizeof(buf
) - 1)
1605 if (copy_from_user(buf
, ubuf
, cnt
))
1609 val
= simple_strtoul(buf
, NULL
, 0);
1612 DRM_INFO("Manually setting wedged to %d\n", val
);
1613 i915_handle_error(dev
, val
);
1618 static const struct file_operations i915_wedged_fops
= {
1619 .owner
= THIS_MODULE
,
1620 .open
= simple_open
,
1621 .read
= i915_wedged_read
,
1622 .write
= i915_wedged_write
,
1623 .llseek
= default_llseek
,
1627 i915_ring_stop_read(struct file
*filp
,
1632 struct drm_device
*dev
= filp
->private_data
;
1633 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1637 len
= snprintf(buf
, sizeof(buf
),
1638 "0x%08x\n", dev_priv
->stop_rings
);
1640 if (len
> sizeof(buf
))
1643 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1647 i915_ring_stop_write(struct file
*filp
,
1648 const char __user
*ubuf
,
1652 struct drm_device
*dev
= filp
->private_data
;
1653 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1658 if (cnt
> sizeof(buf
) - 1)
1661 if (copy_from_user(buf
, ubuf
, cnt
))
1665 val
= simple_strtoul(buf
, NULL
, 0);
1668 DRM_DEBUG_DRIVER("Stopping rings 0x%08x\n", val
);
1670 mutex_lock(&dev
->struct_mutex
);
1671 dev_priv
->stop_rings
= val
;
1672 mutex_unlock(&dev
->struct_mutex
);
1677 static const struct file_operations i915_ring_stop_fops
= {
1678 .owner
= THIS_MODULE
,
1679 .open
= simple_open
,
1680 .read
= i915_ring_stop_read
,
1681 .write
= i915_ring_stop_write
,
1682 .llseek
= default_llseek
,
1686 i915_max_freq_read(struct file
*filp
,
1691 struct drm_device
*dev
= filp
->private_data
;
1692 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1696 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1699 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1703 len
= snprintf(buf
, sizeof(buf
),
1704 "max freq: %d\n", dev_priv
->max_delay
* 50);
1705 mutex_unlock(&dev
->struct_mutex
);
1707 if (len
> sizeof(buf
))
1710 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1714 i915_max_freq_write(struct file
*filp
,
1715 const char __user
*ubuf
,
1719 struct drm_device
*dev
= filp
->private_data
;
1720 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1724 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1728 if (cnt
> sizeof(buf
) - 1)
1731 if (copy_from_user(buf
, ubuf
, cnt
))
1735 val
= simple_strtoul(buf
, NULL
, 0);
1738 DRM_DEBUG_DRIVER("Manually setting max freq to %d\n", val
);
1740 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1745 * Turbo will still be enabled, but won't go above the set value.
1747 dev_priv
->max_delay
= val
/ 50;
1749 gen6_set_rps(dev
, val
/ 50);
1750 mutex_unlock(&dev
->struct_mutex
);
1755 static const struct file_operations i915_max_freq_fops
= {
1756 .owner
= THIS_MODULE
,
1757 .open
= simple_open
,
1758 .read
= i915_max_freq_read
,
1759 .write
= i915_max_freq_write
,
1760 .llseek
= default_llseek
,
1764 i915_min_freq_read(struct file
*filp
, char __user
*ubuf
, size_t max
,
1767 struct drm_device
*dev
= filp
->private_data
;
1768 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1772 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1775 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1779 len
= snprintf(buf
, sizeof(buf
),
1780 "min freq: %d\n", dev_priv
->min_delay
* 50);
1781 mutex_unlock(&dev
->struct_mutex
);
1783 if (len
> sizeof(buf
))
1786 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1790 i915_min_freq_write(struct file
*filp
, const char __user
*ubuf
, size_t cnt
,
1793 struct drm_device
*dev
= filp
->private_data
;
1794 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1798 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1802 if (cnt
> sizeof(buf
) - 1)
1805 if (copy_from_user(buf
, ubuf
, cnt
))
1809 val
= simple_strtoul(buf
, NULL
, 0);
1812 DRM_DEBUG_DRIVER("Manually setting min freq to %d\n", val
);
1814 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1819 * Turbo will still be enabled, but won't go below the set value.
1821 dev_priv
->min_delay
= val
/ 50;
1823 gen6_set_rps(dev
, val
/ 50);
1824 mutex_unlock(&dev
->struct_mutex
);
1829 static const struct file_operations i915_min_freq_fops
= {
1830 .owner
= THIS_MODULE
,
1831 .open
= simple_open
,
1832 .read
= i915_min_freq_read
,
1833 .write
= i915_min_freq_write
,
1834 .llseek
= default_llseek
,
1838 i915_cache_sharing_read(struct file
*filp
,
1843 struct drm_device
*dev
= filp
->private_data
;
1844 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1849 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1852 mutex_lock(&dev_priv
->dev
->struct_mutex
);
1853 snpcr
= I915_READ(GEN6_MBCUNIT_SNPCR
);
1854 mutex_unlock(&dev_priv
->dev
->struct_mutex
);
1856 len
= snprintf(buf
, sizeof(buf
),
1857 "%d\n", (snpcr
& GEN6_MBC_SNPCR_MASK
) >>
1858 GEN6_MBC_SNPCR_SHIFT
);
1860 if (len
> sizeof(buf
))
1863 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1867 i915_cache_sharing_write(struct file
*filp
,
1868 const char __user
*ubuf
,
1872 struct drm_device
*dev
= filp
->private_data
;
1873 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1878 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1882 if (cnt
> sizeof(buf
) - 1)
1885 if (copy_from_user(buf
, ubuf
, cnt
))
1889 val
= simple_strtoul(buf
, NULL
, 0);
1892 if (val
< 0 || val
> 3)
1895 DRM_DEBUG_DRIVER("Manually setting uncore sharing to %d\n", val
);
1897 /* Update the cache sharing policy here as well */
1898 snpcr
= I915_READ(GEN6_MBCUNIT_SNPCR
);
1899 snpcr
&= ~GEN6_MBC_SNPCR_MASK
;
1900 snpcr
|= (val
<< GEN6_MBC_SNPCR_SHIFT
);
1901 I915_WRITE(GEN6_MBCUNIT_SNPCR
, snpcr
);
1906 static const struct file_operations i915_cache_sharing_fops
= {
1907 .owner
= THIS_MODULE
,
1908 .open
= simple_open
,
1909 .read
= i915_cache_sharing_read
,
1910 .write
= i915_cache_sharing_write
,
1911 .llseek
= default_llseek
,
1914 /* As the drm_debugfs_init() routines are called before dev->dev_private is
1915 * allocated we need to hook into the minor for release. */
1917 drm_add_fake_info_node(struct drm_minor
*minor
,
1921 struct drm_info_node
*node
;
1923 node
= kmalloc(sizeof(struct drm_info_node
), GFP_KERNEL
);
1925 debugfs_remove(ent
);
1929 node
->minor
= minor
;
1931 node
->info_ent
= (void *) key
;
1933 mutex_lock(&minor
->debugfs_lock
);
1934 list_add(&node
->list
, &minor
->debugfs_list
);
1935 mutex_unlock(&minor
->debugfs_lock
);
1940 static int i915_forcewake_open(struct inode
*inode
, struct file
*file
)
1942 struct drm_device
*dev
= inode
->i_private
;
1943 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1946 if (INTEL_INFO(dev
)->gen
< 6)
1949 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1952 gen6_gt_force_wake_get(dev_priv
);
1953 mutex_unlock(&dev
->struct_mutex
);
1958 static int i915_forcewake_release(struct inode
*inode
, struct file
*file
)
1960 struct drm_device
*dev
= inode
->i_private
;
1961 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1963 if (INTEL_INFO(dev
)->gen
< 6)
1967 * It's bad that we can potentially hang userspace if struct_mutex gets
1968 * forever stuck. However, if we cannot acquire this lock it means that
1969 * almost certainly the driver has hung, is not unload-able. Therefore
1970 * hanging here is probably a minor inconvenience not to be seen my
1971 * almost every user.
1973 mutex_lock(&dev
->struct_mutex
);
1974 gen6_gt_force_wake_put(dev_priv
);
1975 mutex_unlock(&dev
->struct_mutex
);
1980 static const struct file_operations i915_forcewake_fops
= {
1981 .owner
= THIS_MODULE
,
1982 .open
= i915_forcewake_open
,
1983 .release
= i915_forcewake_release
,
1986 static int i915_forcewake_create(struct dentry
*root
, struct drm_minor
*minor
)
1988 struct drm_device
*dev
= minor
->dev
;
1991 ent
= debugfs_create_file("i915_forcewake_user",
1994 &i915_forcewake_fops
);
1996 return PTR_ERR(ent
);
1998 return drm_add_fake_info_node(minor
, ent
, &i915_forcewake_fops
);
2001 static int i915_debugfs_create(struct dentry
*root
,
2002 struct drm_minor
*minor
,
2004 const struct file_operations
*fops
)
2006 struct drm_device
*dev
= minor
->dev
;
2009 ent
= debugfs_create_file(name
,
2014 return PTR_ERR(ent
);
2016 return drm_add_fake_info_node(minor
, ent
, fops
);
2019 static struct drm_info_list i915_debugfs_list
[] = {
2020 {"i915_capabilities", i915_capabilities
, 0},
2021 {"i915_gem_objects", i915_gem_object_info
, 0},
2022 {"i915_gem_gtt", i915_gem_gtt_info
, 0},
2023 {"i915_gem_pinned", i915_gem_gtt_info
, 0, (void *) PINNED_LIST
},
2024 {"i915_gem_active", i915_gem_object_list_info
, 0, (void *) ACTIVE_LIST
},
2025 {"i915_gem_inactive", i915_gem_object_list_info
, 0, (void *) INACTIVE_LIST
},
2026 {"i915_gem_pageflip", i915_gem_pageflip_info
, 0},
2027 {"i915_gem_request", i915_gem_request_info
, 0},
2028 {"i915_gem_seqno", i915_gem_seqno_info
, 0},
2029 {"i915_gem_fence_regs", i915_gem_fence_regs_info
, 0},
2030 {"i915_gem_interrupt", i915_interrupt_info
, 0},
2031 {"i915_gem_hws", i915_hws_info
, 0, (void *)RCS
},
2032 {"i915_gem_hws_blt", i915_hws_info
, 0, (void *)BCS
},
2033 {"i915_gem_hws_bsd", i915_hws_info
, 0, (void *)VCS
},
2034 {"i915_rstdby_delays", i915_rstdby_delays
, 0},
2035 {"i915_cur_delayinfo", i915_cur_delayinfo
, 0},
2036 {"i915_delayfreq_table", i915_delayfreq_table
, 0},
2037 {"i915_inttoext_table", i915_inttoext_table
, 0},
2038 {"i915_drpc_info", i915_drpc_info
, 0},
2039 {"i915_emon_status", i915_emon_status
, 0},
2040 {"i915_ring_freq_table", i915_ring_freq_table
, 0},
2041 {"i915_gfxec", i915_gfxec
, 0},
2042 {"i915_fbc_status", i915_fbc_status
, 0},
2043 {"i915_sr_status", i915_sr_status
, 0},
2044 {"i915_opregion", i915_opregion
, 0},
2045 {"i915_gem_framebuffer", i915_gem_framebuffer_info
, 0},
2046 {"i915_context_status", i915_context_status
, 0},
2047 {"i915_gen6_forcewake_count", i915_gen6_forcewake_count_info
, 0},
2048 {"i915_swizzle_info", i915_swizzle_info
, 0},
2049 {"i915_ppgtt_info", i915_ppgtt_info
, 0},
2050 {"i915_dpio", i915_dpio_info
, 0},
2052 #define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)
2054 int i915_debugfs_init(struct drm_minor
*minor
)
2058 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2064 ret
= i915_forcewake_create(minor
->debugfs_root
, minor
);
2068 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2070 &i915_max_freq_fops
);
2074 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2076 &i915_min_freq_fops
);
2080 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2081 "i915_cache_sharing",
2082 &i915_cache_sharing_fops
);
2086 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2088 &i915_ring_stop_fops
);
2092 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2094 &i915_error_state_fops
);
2098 return drm_debugfs_create_files(i915_debugfs_list
,
2099 I915_DEBUGFS_ENTRIES
,
2100 minor
->debugfs_root
, minor
);
2103 void i915_debugfs_cleanup(struct drm_minor
*minor
)
2105 drm_debugfs_remove_files(i915_debugfs_list
,
2106 I915_DEBUGFS_ENTRIES
, minor
);
2107 drm_debugfs_remove_files((struct drm_info_list
*) &i915_forcewake_fops
,
2109 drm_debugfs_remove_files((struct drm_info_list
*) &i915_wedged_fops
,
2111 drm_debugfs_remove_files((struct drm_info_list
*) &i915_max_freq_fops
,
2113 drm_debugfs_remove_files((struct drm_info_list
*) &i915_min_freq_fops
,
2115 drm_debugfs_remove_files((struct drm_info_list
*) &i915_cache_sharing_fops
,
2117 drm_debugfs_remove_files((struct drm_info_list
*) &i915_ring_stop_fops
,
2119 drm_debugfs_remove_files((struct drm_info_list
*) &i915_error_state_fops
,
2123 #endif /* CONFIG_DEBUG_FS */