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OpenCloudOS-Kernel/drivers/gpu/drm/i915/i915_debugfs.c

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/*
* Copyright © 2008 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* Authors:
* Eric Anholt <eric@anholt.net>
* Keith Packard <keithp@keithp.com>
*
*/
#include <linux/seq_file.h>
#include <linux/debugfs.h>
#include "drmP.h"
#include "drm.h"
#include "i915_drm.h"
#include "i915_drv.h"
#define DRM_I915_RING_DEBUG 1
#if defined(CONFIG_DEBUG_FS)
#define ACTIVE_LIST 1
#define FLUSHING_LIST 2
#define INACTIVE_LIST 3
static const char *get_pin_flag(struct drm_i915_gem_object *obj_priv)
{
if (obj_priv->user_pin_count > 0)
return "P";
else if (obj_priv->pin_count > 0)
return "p";
else
return " ";
}
static const char *get_tiling_flag(struct drm_i915_gem_object *obj_priv)
{
switch (obj_priv->tiling_mode) {
default:
case I915_TILING_NONE: return " ";
case I915_TILING_X: return "X";
case I915_TILING_Y: return "Y";
}
}
static int i915_gem_object_list_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
uintptr_t list = (uintptr_t) node->info_ent->data;
struct list_head *head;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj_priv;
spinlock_t *lock = NULL;
switch (list) {
case ACTIVE_LIST:
seq_printf(m, "Active:\n");
lock = &dev_priv->mm.active_list_lock;
head = &dev_priv->mm.active_list;
break;
case INACTIVE_LIST:
seq_printf(m, "Inactive:\n");
head = &dev_priv->mm.inactive_list;
break;
case FLUSHING_LIST:
seq_printf(m, "Flushing:\n");
head = &dev_priv->mm.flushing_list;
break;
default:
DRM_INFO("Ooops, unexpected list\n");
return 0;
}
if (lock)
spin_lock(lock);
list_for_each_entry(obj_priv, head, list)
{
struct drm_gem_object *obj = obj_priv->obj;
seq_printf(m, " %p: %s %8zd %08x %08x %d%s%s",
obj,
get_pin_flag(obj_priv),
obj->size,
obj->read_domains, obj->write_domain,
obj_priv->last_rendering_seqno,
obj_priv->dirty ? " dirty" : "",
obj_priv->madv == I915_MADV_DONTNEED ? " purgeable" : "");
if (obj->name)
seq_printf(m, " (name: %d)", obj->name);
if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
seq_printf(m, " (fence: %d)", obj_priv->fence_reg);
if (obj_priv->gtt_space != NULL)
seq_printf(m, " (gtt_offset: %08x)", obj_priv->gtt_offset);
seq_printf(m, "\n");
}
if (lock)
spin_unlock(lock);
return 0;
}
static int i915_gem_request_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_gem_request *gem_request;
seq_printf(m, "Request:\n");
list_for_each_entry(gem_request, &dev_priv->mm.request_list, list) {
seq_printf(m, " %d @ %d\n",
gem_request->seqno,
(int) (jiffies - gem_request->emitted_jiffies));
}
return 0;
}
static int i915_gem_seqno_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
if (dev_priv->hw_status_page != NULL) {
seq_printf(m, "Current sequence: %d\n",
i915_get_gem_seqno(dev));
} else {
seq_printf(m, "Current sequence: hws uninitialized\n");
}
seq_printf(m, "Waiter sequence: %d\n",
dev_priv->mm.waiting_gem_seqno);
seq_printf(m, "IRQ sequence: %d\n", dev_priv->mm.irq_gem_seqno);
return 0;
}
static int i915_interrupt_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
if (!HAS_PCH_SPLIT(dev)) {
seq_printf(m, "Interrupt enable: %08x\n",
I915_READ(IER));
seq_printf(m, "Interrupt identity: %08x\n",
I915_READ(IIR));
seq_printf(m, "Interrupt mask: %08x\n",
I915_READ(IMR));
seq_printf(m, "Pipe A stat: %08x\n",
I915_READ(PIPEASTAT));
seq_printf(m, "Pipe B stat: %08x\n",
I915_READ(PIPEBSTAT));
} else {
seq_printf(m, "North Display Interrupt enable: %08x\n",
I915_READ(DEIER));
seq_printf(m, "North Display Interrupt identity: %08x\n",
I915_READ(DEIIR));
seq_printf(m, "North Display Interrupt mask: %08x\n",
I915_READ(DEIMR));
seq_printf(m, "South Display Interrupt enable: %08x\n",
I915_READ(SDEIER));
seq_printf(m, "South Display Interrupt identity: %08x\n",
I915_READ(SDEIIR));
seq_printf(m, "South Display Interrupt mask: %08x\n",
I915_READ(SDEIMR));
seq_printf(m, "Graphics Interrupt enable: %08x\n",
I915_READ(GTIER));
seq_printf(m, "Graphics Interrupt identity: %08x\n",
I915_READ(GTIIR));
seq_printf(m, "Graphics Interrupt mask: %08x\n",
I915_READ(GTIMR));
}
seq_printf(m, "Interrupts received: %d\n",
atomic_read(&dev_priv->irq_received));
if (dev_priv->hw_status_page != NULL) {
seq_printf(m, "Current sequence: %d\n",
i915_get_gem_seqno(dev));
} else {
seq_printf(m, "Current sequence: hws uninitialized\n");
}
seq_printf(m, "Waiter sequence: %d\n",
dev_priv->mm.waiting_gem_seqno);
seq_printf(m, "IRQ sequence: %d\n",
dev_priv->mm.irq_gem_seqno);
return 0;
}
static int i915_gem_fence_regs_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
int i;
seq_printf(m, "Reserved fences = %d\n", dev_priv->fence_reg_start);
seq_printf(m, "Total fences = %d\n", dev_priv->num_fence_regs);
for (i = 0; i < dev_priv->num_fence_regs; i++) {
struct drm_gem_object *obj = dev_priv->fence_regs[i].obj;
if (obj == NULL) {
seq_printf(m, "Fenced object[%2d] = unused\n", i);
} else {
struct drm_i915_gem_object *obj_priv;
obj_priv = to_intel_bo(obj);
seq_printf(m, "Fenced object[%2d] = %p: %s "
"%08x %08zx %08x %s %08x %08x %d",
i, obj, get_pin_flag(obj_priv),
obj_priv->gtt_offset,
obj->size, obj_priv->stride,
get_tiling_flag(obj_priv),
obj->read_domains, obj->write_domain,
obj_priv->last_rendering_seqno);
if (obj->name)
seq_printf(m, " (name: %d)", obj->name);
seq_printf(m, "\n");
}
}
return 0;
}
static int i915_hws_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
int i;
volatile u32 *hws;
hws = (volatile u32 *)dev_priv->hw_status_page;
if (hws == NULL)
return 0;
for (i = 0; i < 4096 / sizeof(u32) / 4; i += 4) {
seq_printf(m, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
i * 4,
hws[i], hws[i + 1], hws[i + 2], hws[i + 3]);
}
return 0;
}
static void i915_dump_pages(struct seq_file *m, struct page **pages, int page_count)
{
int page, i;
uint32_t *mem;
for (page = 0; page < page_count; page++) {
mem = kmap_atomic(pages[page], KM_USER0);
for (i = 0; i < PAGE_SIZE; i += 4)
seq_printf(m, "%08x : %08x\n", i, mem[i / 4]);
kunmap_atomic(mem, KM_USER0);
}
}
static int i915_batchbuffer_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_gem_object *obj;
struct drm_i915_gem_object *obj_priv;
int ret;
spin_lock(&dev_priv->mm.active_list_lock);
list_for_each_entry(obj_priv, &dev_priv->mm.active_list, list) {
obj = obj_priv->obj;
if (obj->read_domains & I915_GEM_DOMAIN_COMMAND) {
ret = i915_gem_object_get_pages(obj, 0);
if (ret) {
DRM_ERROR("Failed to get pages: %d\n", ret);
spin_unlock(&dev_priv->mm.active_list_lock);
return ret;
}
seq_printf(m, "--- gtt_offset = 0x%08x\n", obj_priv->gtt_offset);
i915_dump_pages(m, obj_priv->pages, obj->size / PAGE_SIZE);
i915_gem_object_put_pages(obj);
}
}
spin_unlock(&dev_priv->mm.active_list_lock);
return 0;
}
static int i915_ringbuffer_data(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
u8 *virt;
uint32_t *ptr, off;
if (!dev_priv->ring.ring_obj) {
seq_printf(m, "No ringbuffer setup\n");
return 0;
}
virt = dev_priv->ring.virtual_start;
for (off = 0; off < dev_priv->ring.Size; off += 4) {
ptr = (uint32_t *)(virt + off);
seq_printf(m, "%08x : %08x\n", off, *ptr);
}
return 0;
}
static int i915_ringbuffer_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
unsigned int head, tail;
head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
tail = I915_READ(PRB0_TAIL) & TAIL_ADDR;
seq_printf(m, "RingHead : %08x\n", head);
seq_printf(m, "RingTail : %08x\n", tail);
seq_printf(m, "RingSize : %08lx\n", dev_priv->ring.Size);
seq_printf(m, "Acthd : %08x\n", I915_READ(IS_I965G(dev) ? ACTHD_I965 : ACTHD));
return 0;
}
static const char *pin_flag(int pinned)
{
if (pinned > 0)
return " P";
else if (pinned < 0)
return " p";
else
return "";
}
static const char *tiling_flag(int tiling)
{
switch (tiling) {
default:
case I915_TILING_NONE: return "";
case I915_TILING_X: return " X";
case I915_TILING_Y: return " Y";
}
}
static const char *dirty_flag(int dirty)
{
return dirty ? " dirty" : "";
}
static const char *purgeable_flag(int purgeable)
{
return purgeable ? " purgeable" : "";
}
static int i915_error_state(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_error_state *error;
unsigned long flags;
int i, page, offset, elt;
spin_lock_irqsave(&dev_priv->error_lock, flags);
if (!dev_priv->first_error) {
seq_printf(m, "no error state collected\n");
goto out;
}
error = dev_priv->first_error;
seq_printf(m, "Time: %ld s %ld us\n", error->time.tv_sec,
error->time.tv_usec);
seq_printf(m, "PCI ID: 0x%04x\n", dev->pci_device);
seq_printf(m, "EIR: 0x%08x\n", error->eir);
seq_printf(m, " PGTBL_ER: 0x%08x\n", error->pgtbl_er);
seq_printf(m, " INSTPM: 0x%08x\n", error->instpm);
seq_printf(m, " IPEIR: 0x%08x\n", error->ipeir);
seq_printf(m, " IPEHR: 0x%08x\n", error->ipehr);
seq_printf(m, " INSTDONE: 0x%08x\n", error->instdone);
seq_printf(m, " ACTHD: 0x%08x\n", error->acthd);
if (IS_I965G(dev)) {
seq_printf(m, " INSTPS: 0x%08x\n", error->instps);
seq_printf(m, " INSTDONE1: 0x%08x\n", error->instdone1);
}
seq_printf(m, "seqno: 0x%08x\n", error->seqno);
if (error->active_bo_count) {
seq_printf(m, "Buffers [%d]:\n", error->active_bo_count);
for (i = 0; i < error->active_bo_count; i++) {
seq_printf(m, " %08x %8zd %08x %08x %08x%s%s%s%s",
error->active_bo[i].gtt_offset,
error->active_bo[i].size,
error->active_bo[i].read_domains,
error->active_bo[i].write_domain,
error->active_bo[i].seqno,
pin_flag(error->active_bo[i].pinned),
tiling_flag(error->active_bo[i].tiling),
dirty_flag(error->active_bo[i].dirty),
purgeable_flag(error->active_bo[i].purgeable));
if (error->active_bo[i].name)
seq_printf(m, " (name: %d)", error->active_bo[i].name);
if (error->active_bo[i].fence_reg != I915_FENCE_REG_NONE)
seq_printf(m, " (fence: %d)", error->active_bo[i].fence_reg);
seq_printf(m, "\n");
}
}
for (i = 0; i < ARRAY_SIZE(error->batchbuffer); i++) {
if (error->batchbuffer[i]) {
struct drm_i915_error_object *obj = error->batchbuffer[i];
seq_printf(m, "--- gtt_offset = 0x%08x\n", obj->gtt_offset);
offset = 0;
for (page = 0; page < obj->page_count; page++) {
for (elt = 0; elt < PAGE_SIZE/4; elt++) {
seq_printf(m, "%08x : %08x\n", offset, obj->pages[page][elt]);
offset += 4;
}
}
}
}
if (error->ringbuffer) {
struct drm_i915_error_object *obj = error->ringbuffer;
seq_printf(m, "--- ringbuffer = 0x%08x\n", obj->gtt_offset);
offset = 0;
for (page = 0; page < obj->page_count; page++) {
for (elt = 0; elt < PAGE_SIZE/4; elt++) {
seq_printf(m, "%08x : %08x\n", offset, obj->pages[page][elt]);
offset += 4;
}
}
}
out:
spin_unlock_irqrestore(&dev_priv->error_lock, flags);
return 0;
}
static int i915_rstdby_delays(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
u16 crstanddelay = I915_READ16(CRSTANDVID);
seq_printf(m, "w/ctx: %d, w/o ctx: %d\n", (crstanddelay >> 8) & 0x3f, (crstanddelay & 0x3f));
return 0;
}
static int i915_cur_delayinfo(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
u16 rgvswctl = I915_READ16(MEMSWCTL);
seq_printf(m, "Last command: 0x%01x\n", (rgvswctl >> 13) & 0x3);
seq_printf(m, "Command status: %d\n", (rgvswctl >> 12) & 1);
seq_printf(m, "P%d DELAY 0x%02x\n", (rgvswctl >> 8) & 0xf,
rgvswctl & 0x3f);
return 0;
}
static int i915_delayfreq_table(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
u32 delayfreq;
int i;
for (i = 0; i < 16; i++) {
delayfreq = I915_READ(PXVFREQ_BASE + i * 4);
seq_printf(m, "P%02dVIDFREQ: 0x%08x\n", i, delayfreq);
}
return 0;
}
static inline int MAP_TO_MV(int map)
{
return 1250 - (map * 25);
}
static int i915_inttoext_table(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
u32 inttoext;
int i;
for (i = 1; i <= 32; i++) {
inttoext = I915_READ(INTTOEXT_BASE_ILK + i * 4);
seq_printf(m, "INTTOEXT%02d: 0x%08x\n", i, inttoext);
}
return 0;
}
static int i915_drpc_info(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
u32 rgvmodectl = I915_READ(MEMMODECTL);
seq_printf(m, "HD boost: %s\n", (rgvmodectl & MEMMODE_BOOST_EN) ?
"yes" : "no");
seq_printf(m, "Boost freq: %d\n",
(rgvmodectl & MEMMODE_BOOST_FREQ_MASK) >>
MEMMODE_BOOST_FREQ_SHIFT);
seq_printf(m, "HW control enabled: %s\n",
rgvmodectl & MEMMODE_HWIDLE_EN ? "yes" : "no");
seq_printf(m, "SW control enabled: %s\n",
rgvmodectl & MEMMODE_SWMODE_EN ? "yes" : "no");
seq_printf(m, "Gated voltage change: %s\n",
rgvmodectl & MEMMODE_RCLK_GATE ? "yes" : "no");
seq_printf(m, "Starting frequency: P%d\n",
(rgvmodectl & MEMMODE_FSTART_MASK) >> MEMMODE_FSTART_SHIFT);
seq_printf(m, "Max frequency: P%d\n",
(rgvmodectl & MEMMODE_FMAX_MASK) >> MEMMODE_FMAX_SHIFT);
seq_printf(m, "Min frequency: P%d\n", (rgvmodectl & MEMMODE_FMIN_MASK));
return 0;
}
static int i915_fbc_status(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct drm_crtc *crtc;
drm_i915_private_t *dev_priv = dev->dev_private;
bool fbc_enabled = false;
if (!dev_priv->display.fbc_enabled) {
seq_printf(m, "FBC unsupported on this chipset\n");
return 0;
}
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (!crtc->enabled)
continue;
if (dev_priv->display.fbc_enabled(crtc))
fbc_enabled = true;
}
if (fbc_enabled) {
seq_printf(m, "FBC enabled\n");
} else {
seq_printf(m, "FBC disabled: ");
switch (dev_priv->no_fbc_reason) {
case FBC_STOLEN_TOO_SMALL:
seq_printf(m, "not enough stolen memory");
break;
case FBC_UNSUPPORTED_MODE:
seq_printf(m, "mode not supported");
break;
case FBC_MODE_TOO_LARGE:
seq_printf(m, "mode too large");
break;
case FBC_BAD_PLANE:
seq_printf(m, "FBC unsupported on plane");
break;
case FBC_NOT_TILED:
seq_printf(m, "scanout buffer not tiled");
break;
default:
seq_printf(m, "unknown reason");
}
seq_printf(m, "\n");
}
return 0;
}
static int i915_sr_status(struct seq_file *m, void *unused)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
bool sr_enabled = false;
if (IS_I965G(dev) || IS_I945G(dev) || IS_I945GM(dev))
sr_enabled = I915_READ(FW_BLC_SELF) & FW_BLC_SELF_EN;
else if (IS_I915GM(dev))
sr_enabled = I915_READ(INSTPM) & INSTPM_SELF_EN;
else if (IS_PINEVIEW(dev))
sr_enabled = I915_READ(DSPFW3) & PINEVIEW_SELF_REFRESH_EN;
seq_printf(m, "self-refresh: %s\n", sr_enabled ? "enabled" :
"disabled");
return 0;
}
static int
i915_wedged_open(struct inode *inode,
struct file *filp)
{
filp->private_data = inode->i_private;
return 0;
}
static ssize_t
i915_wedged_read(struct file *filp,
char __user *ubuf,
size_t max,
loff_t *ppos)
{
struct drm_device *dev = filp->private_data;
drm_i915_private_t *dev_priv = dev->dev_private;
char buf[80];
int len;
len = snprintf(buf, sizeof (buf),
"wedged : %d\n",
atomic_read(&dev_priv->mm.wedged));
return simple_read_from_buffer(ubuf, max, ppos, buf, len);
}
static ssize_t
i915_wedged_write(struct file *filp,
const char __user *ubuf,
size_t cnt,
loff_t *ppos)
{
struct drm_device *dev = filp->private_data;
drm_i915_private_t *dev_priv = dev->dev_private;
char buf[20];
int val = 1;
if (cnt > 0) {
if (cnt > sizeof (buf) - 1)
return -EINVAL;
if (copy_from_user(buf, ubuf, cnt))
return -EFAULT;
buf[cnt] = 0;
val = simple_strtoul(buf, NULL, 0);
}
DRM_INFO("Manually setting wedged to %d\n", val);
atomic_set(&dev_priv->mm.wedged, val);
if (val) {
DRM_WAKEUP(&dev_priv->irq_queue);
queue_work(dev_priv->wq, &dev_priv->error_work);
}
return cnt;
}
static const struct file_operations i915_wedged_fops = {
.owner = THIS_MODULE,
.open = i915_wedged_open,
.read = i915_wedged_read,
.write = i915_wedged_write,
};
/* As the drm_debugfs_init() routines are called before dev->dev_private is
* allocated we need to hook into the minor for release. */
static int
drm_add_fake_info_node(struct drm_minor *minor,
struct dentry *ent,
const void *key)
{
struct drm_info_node *node;
node = kmalloc(sizeof(struct drm_info_node), GFP_KERNEL);
if (node == NULL) {
debugfs_remove(ent);
return -ENOMEM;
}
node->minor = minor;
node->dent = ent;
node->info_ent = (void *) key;
list_add(&node->list, &minor->debugfs_nodes.list);
return 0;
}
static int i915_wedged_create(struct dentry *root, struct drm_minor *minor)
{
struct drm_device *dev = minor->dev;
struct dentry *ent;
ent = debugfs_create_file("i915_wedged",
S_IRUGO | S_IWUSR,
root, dev,
&i915_wedged_fops);
if (IS_ERR(ent))
return PTR_ERR(ent);
return drm_add_fake_info_node(minor, ent, &i915_wedged_fops);
}
static struct drm_info_list i915_debugfs_list[] = {
{"i915_gem_active", i915_gem_object_list_info, 0, (void *) ACTIVE_LIST},
{"i915_gem_flushing", i915_gem_object_list_info, 0, (void *) FLUSHING_LIST},
{"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST},
{"i915_gem_request", i915_gem_request_info, 0},
{"i915_gem_seqno", i915_gem_seqno_info, 0},
{"i915_gem_fence_regs", i915_gem_fence_regs_info, 0},
{"i915_gem_interrupt", i915_interrupt_info, 0},
{"i915_gem_hws", i915_hws_info, 0},
{"i915_ringbuffer_data", i915_ringbuffer_data, 0},
{"i915_ringbuffer_info", i915_ringbuffer_info, 0},
{"i915_batchbuffers", i915_batchbuffer_info, 0},
{"i915_error_state", i915_error_state, 0},
{"i915_rstdby_delays", i915_rstdby_delays, 0},
{"i915_cur_delayinfo", i915_cur_delayinfo, 0},
{"i915_delayfreq_table", i915_delayfreq_table, 0},
{"i915_inttoext_table", i915_inttoext_table, 0},
{"i915_drpc_info", i915_drpc_info, 0},
{"i915_fbc_status", i915_fbc_status, 0},
{"i915_sr_status", i915_sr_status, 0},
};
#define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)
int i915_debugfs_init(struct drm_minor *minor)
{
int ret;
ret = i915_wedged_create(minor->debugfs_root, minor);
if (ret)
return ret;
return drm_debugfs_create_files(i915_debugfs_list,
I915_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
}
void i915_debugfs_cleanup(struct drm_minor *minor)
{
drm_debugfs_remove_files(i915_debugfs_list,
I915_DEBUGFS_ENTRIES, minor);
drm_debugfs_remove_files((struct drm_info_list *) &i915_wedged_fops,
1, minor);
}
#endif /* CONFIG_DEBUG_FS */
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