type stringclasses 5
values | content stringlengths 9 163k |
|---|---|
defines |
#define NLMDBG_FACILITY NLMDBG_SVCLOCK |
defines | #define nlm_deadlock nlm4_deadlock |
defines | #define nlm_deadlock nlm_lck_denied |
functions | void
nlmsvc_insert_block_locked(struct nlm_block *block, unsigned long when)
{
struct nlm_block *b;
struct list_head *pos;
dprintk("lockd: nlmsvc_insert_block(%p, %ld)\n", block, when);
if (list_empty(&block->b_list)) {
kref_get(&block->b_count);
} |
functions | void nlmsvc_insert_block(struct nlm_block *block, unsigned long when)
{
spin_lock(&nlm_blocked_lock);
nlmsvc_insert_block_locked(block, when);
spin_unlock(&nlm_blocked_lock);
} |
functions | void
nlmsvc_remove_block(struct nlm_block *block)
{
if (!list_empty(&block->b_list)) {
spin_lock(&nlm_blocked_lock);
list_del_init(&block->b_list);
spin_unlock(&nlm_blocked_lock);
nlmsvc_release_block(block);
} |
functions | int nlm_cookie_match(struct nlm_cookie *a, struct nlm_cookie *b)
{
if (a->len != b->len)
return 0;
if (memcmp(a->data, b->data, a->len))
return 0;
return 1;
} |
functions | int nlmsvc_unlink_block(struct nlm_block *block)
{
int status;
dprintk("lockd: unlinking block %p...\n", block);
/* Remove block from list */
status = posix_unblock_lock(&block->b_call->a_args.lock.fl);
nlmsvc_remove_block(block);
return status;
} |
functions | void nlmsvc_free_block(struct kref *kref)
{
struct nlm_block *block = container_of(kref, struct nlm_block, b_count);
struct nlm_file *file = block->b_file;
dprintk("lockd: freeing block %p...\n", block);
/* Remove block from file's list of blocks */
list_del_init(&block->b_flist);
mutex_unlock(&file->f_mutex);... |
functions | void nlmsvc_release_block(struct nlm_block *block)
{
if (block != NULL)
kref_put_mutex(&block->b_count, nlmsvc_free_block, &block->b_file->f_mutex);
} |
functions | void nlmsvc_traverse_blocks(struct nlm_host *host,
struct nlm_file *file,
nlm_host_match_fn_t match)
{
struct nlm_block *block, *next;
restart:
mutex_lock(&file->f_mutex);
list_for_each_entry_safe(block, next, &file->f_blocks, b_flist) {
if (!match(block->b_host, host))
continue;
/* Do not destroy bloc... |
functions | int nlmsvc_setgrantargs(struct nlm_rqst *call, struct nlm_lock *lock)
{
locks_copy_lock(&call->a_args.lock.fl, &lock->fl);
memcpy(&call->a_args.lock.fh, &lock->fh, sizeof(call->a_args.lock.fh));
call->a_args.lock.caller = utsname()->nodename;
call->a_args.lock.oh.len = lock->oh.len;
/* set default data area */
c... |
functions | void nlmsvc_freegrantargs(struct nlm_rqst *call)
{
if (call->a_args.lock.oh.data != call->a_owner)
kfree(call->a_args.lock.oh.data);
locks_release_private(&call->a_args.lock.fl);
} |
functions | __be32
nlmsvc_defer_lock_rqst(struct svc_rqst *rqstp, struct nlm_block *block)
{
__be32 status = nlm_lck_denied_nolocks;
block->b_flags |= B_QUEUED;
nlmsvc_insert_block(block, NLM_TIMEOUT);
block->b_cache_req = &rqstp->rq_chandle;
if (rqstp->rq_chandle.defer) {
block->b_deferred_req =
rqstp->rq_chandle.def... |
functions | __be32
nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
struct nlm_host *host, struct nlm_lock *lock, int wait,
struct nlm_cookie *cookie, int reclaim)
{
struct nlm_block *block = NULL;
int error;
__be32 ret;
dprintk("lockd: nlmsvc_lock(%s/%ld, ty=%d, pi=%d, %Ld-%Ld, bl=%d)\n",
file_ino... |
functions | __be32
nlmsvc_testlock(struct svc_rqst *rqstp, struct nlm_file *file,
struct nlm_host *host, struct nlm_lock *lock,
struct nlm_lock *conflock, struct nlm_cookie *cookie)
{
struct nlm_block *block = NULL;
int error;
__be32 ret;
dprintk("lockd: nlmsvc_testlock(%s/%ld, ty=%d, %Ld-%Ld)\n",
file_inode(file... |
functions | __be32
nlmsvc_unlock(struct net *net, struct nlm_file *file, struct nlm_lock *lock)
{
int error;
dprintk("lockd: nlmsvc_unlock(%s/%ld, pi=%d, %Ld-%Ld)\n",
file_inode(file->f_file)->i_sb->s_id,
file_inode(file->f_file)->i_ino,
lock->fl.fl_pid,
(long long)lock->fl.fl_start,
(long long)lock->fl.fl_e... |
functions | __be32
nlmsvc_cancel_blocked(struct net *net, struct nlm_file *file, struct nlm_lock *lock)
{
struct nlm_block *block;
int status = 0;
dprintk("lockd: nlmsvc_cancel(%s/%ld, pi=%d, %Ld-%Ld)\n",
file_inode(file->f_file)->i_sb->s_id,
file_inode(file->f_file)->i_ino,
lock->fl.fl_pid,
(long long)lock->fl... |
functions | void
nlmsvc_update_deferred_block(struct nlm_block *block, struct file_lock *conf,
int result)
{
block->b_flags |= B_GOT_CALLBACK;
if (result == 0)
block->b_granted = 1;
else
block->b_flags |= B_TIMED_OUT;
if (conf) {
if (block->b_fl)
__locks_copy_lock(block->b_fl, conf);
} |
functions | int nlmsvc_grant_deferred(struct file_lock *fl, struct file_lock *conf,
int result)
{
struct nlm_block *block;
int rc = -ENOENT;
spin_lock(&nlm_blocked_lock);
list_for_each_entry(block, &nlm_blocked, b_list) {
if (nlm_compare_locks(&block->b_call->a_args.lock.fl, fl)) {
dprintk("lockd: nlmsvc_notify_bloc... |
functions | void
nlmsvc_notify_blocked(struct file_lock *fl)
{
struct nlm_block *block;
dprintk("lockd: VFS unblock notification for block %p\n", fl);
spin_lock(&nlm_blocked_lock);
list_for_each_entry(block, &nlm_blocked, b_list) {
if (nlm_compare_locks(&block->b_call->a_args.lock.fl, fl)) {
nlmsvc_insert_block_locked(bl... |
functions | int nlmsvc_same_owner(struct file_lock *fl1, struct file_lock *fl2)
{
return fl1->fl_owner == fl2->fl_owner && fl1->fl_pid == fl2->fl_pid;
} |
functions | long
nlmsvc_owner_key(struct file_lock *fl)
{
return (unsigned long)fl->fl_owner ^ (unsigned long)fl->fl_pid;
} |
functions | void
nlmsvc_grant_blocked(struct nlm_block *block)
{
struct nlm_file *file = block->b_file;
struct nlm_lock *lock = &block->b_call->a_args.lock;
int error;
dprintk("lockd: grant blocked lock %p\n", block);
kref_get(&block->b_count);
/* Unlink block request from list */
nlmsvc_unlink_block(block);
/* If ... |
functions | void nlmsvc_grant_callback(struct rpc_task *task, void *data)
{
struct nlm_rqst *call = data;
struct nlm_block *block = call->a_block;
unsigned long timeout;
dprintk("lockd: GRANT_MSG RPC callback\n");
spin_lock(&nlm_blocked_lock);
/* if the block is not on a list at this point then it has
* been invalidate... |
functions | void nlmsvc_grant_release(void *data)
{
struct nlm_rqst *call = data;
nlmsvc_release_block(call->a_block);
} |
functions | void
nlmsvc_grant_reply(struct nlm_cookie *cookie, __be32 status)
{
struct nlm_block *block;
dprintk("grant_reply: looking for cookie %x, s=%d \n",
*(unsigned int *)(cookie->data), status);
if (!(block = nlmsvc_find_block(cookie)))
return;
if (block) {
if (status == nlm_lck_denied_grace_period) {
/* Try ... |
functions | void
retry_deferred_block(struct nlm_block *block)
{
if (!(block->b_flags & B_GOT_CALLBACK))
block->b_flags |= B_TIMED_OUT;
nlmsvc_insert_block(block, NLM_TIMEOUT);
dprintk("revisit block %p flags %d\n", block, block->b_flags);
if (block->b_deferred_req) {
block->b_deferred_req->revisit(block->b_deferred_req, 0... |
functions | long
nlmsvc_retry_blocked(void)
{
unsigned long timeout = MAX_SCHEDULE_TIMEOUT;
struct nlm_block *block;
spin_lock(&nlm_blocked_lock);
while (!list_empty(&nlm_blocked) && !kthread_should_stop()) {
block = list_entry(nlm_blocked.next, struct nlm_block, b_list);
if (block->b_when == NLM_NEVER)
break;
if (t... |
includes |
#include <drm/drmP.h> |
includes | #include <drm/drm_crtc.h> |
includes | #include <drm/drm_fb_helper.h> |
includes | #include <drm/drm_crtc_helper.h> |
includes | #include <drm/drm_gem_cma_helper.h> |
includes | #include <drm/drm_fb_cma_helper.h> |
includes | #include <linux/module.h> |
structs | struct drm_fb_cma {
struct drm_framebuffer fb;
struct drm_gem_cma_object *obj[4];
}; |
structs | struct drm_fbdev_cma {
struct drm_fb_helper fb_helper;
struct drm_fb_cma *fb;
}; |
functions | void drm_fb_cma_destroy(struct drm_framebuffer *fb)
{
struct drm_fb_cma *fb_cma = to_fb_cma(fb);
int i;
for (i = 0; i < 4; i++) {
if (fb_cma->obj[i])
drm_gem_object_unreference_unlocked(&fb_cma->obj[i]->base);
} |
functions | int drm_fb_cma_create_handle(struct drm_framebuffer *fb,
struct drm_file *file_priv, unsigned int *handle)
{
struct drm_fb_cma *fb_cma = to_fb_cma(fb);
return drm_gem_handle_create(file_priv,
&fb_cma->obj[0]->base, handle);
} |
functions | void drm_fb_cma_describe(struct drm_framebuffer *fb, struct seq_file *m)
{
struct drm_fb_cma *fb_cma = to_fb_cma(fb);
int i, n = drm_format_num_planes(fb->pixel_format);
seq_printf(m, "fb: %dx%d@%4.4s\n", fb->width, fb->height,
(char *)&fb->pixel_format);
for (i = 0; i < n; i++) {
seq_printf(m, " %d: offse... |
functions | int drm_fb_cma_debugfs_show(struct seq_file *m, void *arg)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct drm_framebuffer *fb;
int ret;
ret = mutex_lock_interruptible(&dev->mode_config.mutex);
if (ret)
return ret;
ret = mutex_lock_interru... |
functions | int drm_fbdev_cma_create(struct drm_fb_helper *helper,
struct drm_fb_helper_surface_size *sizes)
{
struct drm_fbdev_cma *fbdev_cma = to_fbdev_cma(helper);
struct drm_mode_fb_cmd2 mode_cmd = { 0 } |
functions | void drm_fbdev_cma_fini(struct drm_fbdev_cma *fbdev_cma)
{
if (fbdev_cma->fb_helper.fbdev) {
struct fb_info *info;
int ret;
info = fbdev_cma->fb_helper.fbdev;
ret = unregister_framebuffer(info);
if (ret < 0)
DRM_DEBUG_KMS("failed unregister_framebuffer()\n");
if (info->cmap.len)
fb_dealloc_cmap(&in... |
functions | void drm_fbdev_cma_restore_mode(struct drm_fbdev_cma *fbdev_cma)
{
if (fbdev_cma) {
struct drm_device *dev = fbdev_cma->fb_helper.dev;
drm_modeset_lock_all(dev);
drm_fb_helper_restore_fbdev_mode(&fbdev_cma->fb_helper);
drm_modeset_unlock_all(dev);
} |
functions | void drm_fbdev_cma_hotplug_event(struct drm_fbdev_cma *fbdev_cma)
{
if (fbdev_cma)
drm_fb_helper_hotplug_event(&fbdev_cma->fb_helper);
} |
includes |
#include <stdio.h> |
includes | #include <stdlib.h> |
includes | #include <unistd.h> |
includes | #include <fcntl.h> |
includes | #include <sys/stat.h> |
includes | #include <sys/types.h> |
includes | #include <string.h> |
includes | #include <stdint.h> |
includes | #include <errno.h> |
includes | #include <signal.h> |
functions | void write_int(char *path, int i)
{
char buf[1024];
int fd = open(path, O_RDWR);
if (fd < 0) {
perror("open");
exit(1);
} |
functions | void set_led(int on)
{
write_int("/sys/class/leds/hp::hddprotect/brightness", on);
} |
functions | void protect(int seconds)
{
write_int("/sys/block/sda/device/unload_heads", seconds*1000);
} |
functions | int on_ac(void)
{
// /sys/class/power_supply/AC0/online
} |
functions | int lid_open(void)
{
// /proc/acpi/button/lid/LID/state
} |
functions | void ignore_me(void)
{
protect(0);
set_led(0);
} |
main | int main(int argc, char* argv[])
{
int fd, ret;
fd = open("/dev/freefall", O_RDONLY);
if (fd < 0) {
perror("open");
return EXIT_FAILURE;
} |
includes |
#include <linux/module.h> |
includes | #include <linux/pci.h> |
includes | #include <linux/moduleparam.h> |
includes | #include <linux/interrupt.h> |
functions | void wil_set_capabilities(struct wil6210_priv *wil)
{
u32 rev_id = ioread32(wil->csr + HOSTADDR(RGF_USER_JTAG_DEV_ID));
bitmap_zero(wil->hw_capabilities, hw_capability_last);
switch (rev_id) {
case JTAG_DEV_ID_SPARROW_B0:
wil->hw_name = "Sparrow B0";
wil->hw_version = HW_VER_SPARROW_B0;
break;
default:
w... |
functions | void wil_disable_irq(struct wil6210_priv *wil)
{
int irq = wil->pdev->irq;
disable_irq(irq);
if (wil->n_msi == 3) {
disable_irq(irq + 1);
disable_irq(irq + 2);
} |
functions | void wil_enable_irq(struct wil6210_priv *wil)
{
int irq = wil->pdev->irq;
enable_irq(irq);
if (wil->n_msi == 3) {
enable_irq(irq + 1);
enable_irq(irq + 2);
} |
functions | int wil_if_pcie_enable(struct wil6210_priv *wil)
{
struct pci_dev *pdev = wil->pdev;
int rc;
/* on platforms with buggy ACPI, pdev->msi_enabled may be set to
* allow pci_enable_device to work. This indicates INTx was not routed
* and only MSI should be used
*/
int msi_only = pdev->msi_enabled;
wil_dbg_misc(... |
functions | int wil_if_pcie_disable(struct wil6210_priv *wil)
{
struct pci_dev *pdev = wil->pdev;
wil_dbg_misc(wil, "%s()\n", __func__);
pci_clear_master(pdev);
/* disable and release IRQ */
wil6210_fini_irq(wil, pdev->irq);
/* safe to call if no MSI */
pci_disable_msi(pdev);
/* TODO: disable HW */
return 0;
} |
functions | int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
struct wil6210_priv *wil;
struct device *dev = &pdev->dev;
int rc;
/* check HW */
dev_info(&pdev->dev, WIL_NAME
" device found [%04x:%04x] (rev %x)\n",
(int)pdev->vendor, (int)pdev->device, (int)pdev->revision);
if (pci_resource_le... |
functions | void wil_pcie_remove(struct pci_dev *pdev)
{
struct wil6210_priv *wil = pci_get_drvdata(pdev);
void __iomem *csr = wil->csr;
wil_dbg_misc(wil, "%s()\n", __func__);
wil6210_debugfs_remove(wil);
wil_if_remove(wil);
wil_if_pcie_disable(wil);
pci_iounmap(pdev, csr);
pci_release_region(pdev, 0);
pci_disable_devic... |
functions | __init wil6210_driver_init(void)
{
int rc;
rc = wil_platform_modinit();
if (rc)
return rc;
rc = pci_register_driver(&wil6210_driver);
if (rc)
wil_platform_modexit();
return rc;
} |
functions | __exit wil6210_driver_exit(void)
{
pci_unregister_driver(&wil6210_driver);
wil_platform_modexit();
} |
includes |
#include <linux/slab.h> |
includes | #include <linux/scatterlist.h> |
includes | #include <linux/dma-mapping.h> |
functions | void push_buffer_init(struct push_buffer *pb)
{
*(u32 *)(pb->mapped + pb->size_bytes) = host1x_opcode_restart(0);
} |
functions | void cdma_timeout_cpu_incr(struct host1x_cdma *cdma, u32 getptr,
u32 syncpt_incrs, u32 syncval, u32 nr_slots)
{
struct host1x *host1x = cdma_to_host1x(cdma);
struct push_buffer *pb = &cdma->push_buffer;
unsigned int i;
for (i = 0; i < syncpt_incrs; i++)
host1x_syncpt_incr(cdma->timeout.syncpt);
/* after CP... |
functions | void cdma_start(struct host1x_cdma *cdma)
{
struct host1x_channel *ch = cdma_to_channel(cdma);
if (cdma->running)
return;
cdma->last_pos = cdma->push_buffer.pos;
host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,
HOST1X_CHANNEL_DMACTRL);
/* set base, put and end pointer */
host1x_ch_writel(ch, cdma->p... |
functions | void cdma_timeout_restart(struct host1x_cdma *cdma, u32 getptr)
{
struct host1x *host1x = cdma_to_host1x(cdma);
struct host1x_channel *ch = cdma_to_channel(cdma);
if (cdma->running)
return;
cdma->last_pos = cdma->push_buffer.pos;
host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,
HOST1X_CHANNEL_DMACTRL)... |
functions | void cdma_flush(struct host1x_cdma *cdma)
{
struct host1x_channel *ch = cdma_to_channel(cdma);
if (cdma->push_buffer.pos != cdma->last_pos) {
host1x_ch_writel(ch, cdma->push_buffer.pos,
HOST1X_CHANNEL_DMAPUT);
cdma->last_pos = cdma->push_buffer.pos;
} |
functions | void cdma_stop(struct host1x_cdma *cdma)
{
struct host1x_channel *ch = cdma_to_channel(cdma);
mutex_lock(&cdma->lock);
if (cdma->running) {
host1x_cdma_wait_locked(cdma, CDMA_EVENT_SYNC_QUEUE_EMPTY);
host1x_ch_writel(ch, HOST1X_CHANNEL_DMACTRL_DMASTOP,
HOST1X_CHANNEL_DMACTRL);
cdma->running = false;
} |
functions | void cdma_freeze(struct host1x_cdma *cdma)
{
struct host1x *host = cdma_to_host1x(cdma);
struct host1x_channel *ch = cdma_to_channel(cdma);
u32 cmdproc_stop;
if (cdma->torndown && !cdma->running) {
dev_warn(host->dev, "Already torn down\n");
return;
} |
functions | void cdma_resume(struct host1x_cdma *cdma, u32 getptr)
{
struct host1x *host1x = cdma_to_host1x(cdma);
struct host1x_channel *ch = cdma_to_channel(cdma);
u32 cmdproc_stop;
dev_dbg(host1x->dev,
"resuming channel (id %u, DMAGET restart = 0x%x)\n",
ch->id, getptr);
cmdproc_stop = host1x_sync_readl(host1x, HOST1... |
functions | void cdma_timeout_handler(struct work_struct *work)
{
u32 prev_cmdproc, cmdproc_stop, syncpt_val;
struct host1x_cdma *cdma;
struct host1x *host1x;
struct host1x_channel *ch;
cdma = container_of(to_delayed_work(work), struct host1x_cdma,
timeout.wq);
host1x = cdma_to_host1x(cdma);
ch = cdma_to_channel(cdm... |
functions | int cdma_timeout_init(struct host1x_cdma *cdma, unsigned int syncpt)
{
INIT_DELAYED_WORK(&cdma->timeout.wq, cdma_timeout_handler);
cdma->timeout.initialized = true;
return 0;
} |
functions | void cdma_timeout_destroy(struct host1x_cdma *cdma)
{
if (cdma->timeout.initialized)
cancel_delayed_work(&cdma->timeout.wq);
cdma->timeout.initialized = false;
} |
includes | #include <linux/types.h> |
includes | #include <linux/string.h> |
includes | #include <linux/kernel.h> |
includes | #include <linux/interrupt.h> |
includes | #include <linux/ide.h> |
includes | #include <linux/bitops.h> |
functions | u8 ide_get_best_pio_mode(ide_drive_t *drive, u8 mode_wanted, u8 max_mode)
{
u16 *id = drive->id;
int pio_mode = -1, overridden = 0;
if (mode_wanted != 255)
return min_t(u8, mode_wanted, max_mode);
if ((drive->hwif->host_flags & IDE_HFLAG_PIO_NO_BLACKLIST) == 0)
pio_mode = ide_scan_pio_blacklist((char *)&id[AT... |
functions | int ide_pio_need_iordy(ide_drive_t *drive, const u8 pio)
{
/*
* IORDY may lead to controller lock up on certain controllers
* if the port is not occupied.
*/
if (pio == 0 && (drive->hwif->port_flags & IDE_PFLAG_PROBING))
return 0;
return ata_id_pio_need_iordy(drive->id, pio);
} |
functions | int ide_set_pio_mode(ide_drive_t *drive, const u8 mode)
{
ide_hwif_t *hwif = drive->hwif;
const struct ide_port_ops *port_ops = hwif->port_ops;
if (hwif->host_flags & IDE_HFLAG_NO_SET_MODE)
return 0;
if (port_ops == NULL || port_ops->set_pio_mode == NULL)
return -1;
/*
* TODO: temporary hack for some lega... |
functions | int ide_set_dma_mode(ide_drive_t *drive, const u8 mode)
{
ide_hwif_t *hwif = drive->hwif;
const struct ide_port_ops *port_ops = hwif->port_ops;
if (hwif->host_flags & IDE_HFLAG_NO_SET_MODE)
return 0;
if (port_ops == NULL || port_ops->set_dma_mode == NULL)
return -1;
if (hwif->host_flags & IDE_HFLAG_POST_SET... |
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