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includes
#include <asm/ppc4xx.h>
includes
#include <asm/prom.h>
includes
#include <asm/time.h>
includes
#include <asm/udbg.h>
includes
#include <asm/uic.h>
includes
#include <linux/init.h>
includes
#include <linux/of_platform.h>
functions
__init ppc44x_device_probe(void) { of_platform_bus_probe(NULL, ppc44x_of_bus, NULL); return 0; }
functions
__init ppc44x_probe(void) { unsigned long root = of_get_flat_dt_root(); int i = 0; for (i = 0; i < ARRAY_SIZE(board); i++) { if (of_flat_dt_is_compatible(root, board[i])) { ppc_pci_set_flags(PPC_PCI_REASSIGN_ALL_RSRC); return 1; }
includes
#include <linux/gpio.h>
includes
#include <linux/io.h>
includes
#include <plat/iic.h>
includes
#include <plat/gpio-cfg.h>
includes
#include <plat/cpu.h>
includes
#include <plat/map-base.h>
defines
#define EXYNOS3472_I2C_MUX (S3C_VA_SYS + 0x228)
functions
void s3c_i2c7_cfg_gpio(struct platform_device *dev) { if (soc_is_exynos5250()) s3c_gpio_cfgall_range(EXYNOS5_GPB2(2), 2, S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); else if (soc_is_exynos5260()) s3c_gpio_cfgall_range(EXYNOS5260_GPB5(6), 2, S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); else if (soc_is_exynos3...
functions
void s3c_i2c7_cfg_mux(void) { #if 0 if (soc_is_exynos3472()) writel(0x0, EXYNOS3472_I2C_MUX); #endif }
includes
#include <linux/module.h>
includes
#include <linux/slab.h>
includes
#include <linux/blkdev.h>
includes
#include <linux/elevator.h>
includes
#include <linux/jiffies.h>
includes
#include <linux/rbtree.h>
includes
#include <linux/ioprio.h>
includes
#include <linux/blktrace_api.h>
defines
#define CFQ_IDLE_DELAY (HZ / 5)
defines
#define CFQ_MIN_TT (2)
defines
#define CFQ_SLICE_SCALE (5)
defines
#define CFQ_HW_QUEUE_MIN (5)
defines
#define CFQ_SERVICE_SHIFT 12
defines
#define CFQQ_SEEK_THR (sector_t)(8 * 100)
defines
#define CFQQ_CLOSE_THR (sector_t)(8 * 1024)
defines
#define CFQQ_SECT_THR_NONROT (sector_t)(2 * 32)
defines
#define CFQQ_SEEKY(cfqq) (hweight32(cfqq->seek_history) > 32/8)
defines
#define RQ_CIC(rq) icq_to_cic((rq)->elv.icq)
defines
#define RQ_CFQQ(rq) (struct cfq_queue *) ((rq)->elv.priv[0])
defines
#define RQ_CFQG(rq) (struct cfq_group *) ((rq)->elv.priv[1])
defines
#define CFQ_PRIO_LISTS IOPRIO_BE_NR
defines
#define cfq_class_idle(cfqq) ((cfqq)->ioprio_class == IOPRIO_CLASS_IDLE)
defines
#define cfq_class_rt(cfqq) ((cfqq)->ioprio_class == IOPRIO_CLASS_RT)
defines
#define sample_valid(samples) ((samples) > 80)
defines
#define rb_entry_cfqg(node) rb_entry((node), struct cfq_group, rb_node)
defines
#define CFQ_RB_ROOT (struct cfq_rb_root) { .rb = RB_ROOT, \
defines
#define CFQ_CFQQ_FNS(name) \
defines
#define CFQG_FLAG_FNS(name) \
defines
#define cfq_log_cfqq(cfqd, cfqq, fmt, args...) do { \
defines
#define cfq_log_cfqg(cfqd, cfqg, fmt, args...) do { \
defines
#define cfq_log_cfqq(cfqd, cfqq, fmt, args...) \
defines
#define cfq_log_cfqg(cfqd, cfqg, fmt, args...) do {} while (0)
defines
#define cfq_log(cfqd, fmt, args...) \
defines
#define for_each_cfqg_st(cfqg, i, j, st) \
defines
#define CFQ_RQ1_WRAP 0x01 /* request 1 wraps */
defines
#define CFQ_RQ2_WRAP 0x02 /* request 2 wraps */
defines
#define SHOW_FUNCTION(__FUNC, __VAR, __CONV) \
defines
#define STORE_FUNCTION(__FUNC, __PTR, MIN, MAX, __CONV) \
defines
#define CFQ_ATTR(name) \
structs
struct cfq_ttime { unsigned long last_end_request; unsigned long ttime_total; unsigned long ttime_samples; unsigned long ttime_mean; };
structs
struct cfq_rb_root { struct rb_root rb; struct rb_node *left; unsigned count; u64 min_vdisktime; struct cfq_ttime ttime; };
structs
struct cfq_queue { /* reference count */ int ref; /* various state flags, see below */ unsigned int flags; /* parent cfq_data */ struct cfq_data *cfqd; /* service_tree member */ struct rb_node rb_node; /* service_tree key */ unsigned long rb_key; /* prio tree member */ struct rb_node p_node; /* prio tree r...
structs
struct cfqg_stats { #ifdef CONFIG_CFQ_GROUP_IOSCHED /* total bytes transferred */ struct blkg_rwstat service_bytes; /* total IOs serviced, post merge */ struct blkg_rwstat serviced; /* number of ios merged */ struct blkg_rwstat merged; /* total time spent on device in ns, may not be accurate w/ queueing */ s...
structs
struct cfq_group { /* must be the first member */ struct blkg_policy_data pd; /* group service_tree member */ struct rb_node rb_node; /* group service_tree key */ u64 vdisktime; /* * The number of active cfqgs and sum of their weights under this * cfqg. This covers this cfqg's leaf_weight and all childre...
structs
struct cfq_io_cq { struct io_cq icq; /* must be the first member */ struct cfq_queue *cfqq[2]; struct cfq_ttime ttime; int ioprio; /* the current ioprio */ #ifdef CONFIG_CFQ_GROUP_IOSCHED uint64_t blkcg_id; /* the current blkcg ID */ #endif };
structs
struct cfq_data { struct request_queue *queue; /* Root service tree for cfq_groups */ struct cfq_rb_root grp_service_tree; struct cfq_group *root_group; /* * The priority currently being served */ enum wl_class_t serving_wl_class; enum wl_type_t serving_wl_type; unsigned long workload_expires; struct cfq_...
functions
void cfqg_stats_update_group_wait_time(struct cfqg_stats *stats) { unsigned long long now; if (!cfqg_stats_waiting(stats)) return; now = sched_clock(); if (time_after64(now, stats->start_group_wait_time)) blkg_stat_add(&stats->group_wait_time, now - stats->start_group_wait_time); cfqg_stats_clear_wa...
functions
void cfqg_stats_set_start_group_wait_time(struct cfq_group *cfqg, struct cfq_group *curr_cfqg) { struct cfqg_stats *stats = &cfqg->stats; if (cfqg_stats_waiting(stats)) return; if (cfqg == curr_cfqg) return; stats->start_group_wait_time = sched_clock(); cfqg_stats_mark_waiting(stats); }
functions
void cfqg_stats_end_empty_time(struct cfqg_stats *stats) { unsigned long long now; if (!cfqg_stats_empty(stats)) return; now = sched_clock(); if (time_after64(now, stats->start_empty_time)) blkg_stat_add(&stats->empty_time, now - stats->start_empty_time); cfqg_stats_clear_empty(stats); }
functions
void cfqg_stats_update_dequeue(struct cfq_group *cfqg) { blkg_stat_add(&cfqg->stats.dequeue, 1); }
functions
void cfqg_stats_set_start_empty_time(struct cfq_group *cfqg) { struct cfqg_stats *stats = &cfqg->stats; if (blkg_rwstat_total(&stats->queued)) return; /* * group is already marked empty. This can happen if cfqq got new * request in parent group and moved to this group while being added * to service tree. J...
functions
void cfqg_stats_update_idle_time(struct cfq_group *cfqg) { struct cfqg_stats *stats = &cfqg->stats; if (cfqg_stats_idling(stats)) { unsigned long long now = sched_clock(); if (time_after64(now, stats->start_idle_time)) blkg_stat_add(&stats->idle_time, now - stats->start_idle_time); cfqg_stats_cle...
functions
void cfqg_stats_set_start_idle_time(struct cfq_group *cfqg) { struct cfqg_stats *stats = &cfqg->stats; BUG_ON(cfqg_stats_idling(stats)); stats->start_idle_time = sched_clock(); cfqg_stats_mark_idling(stats); }
functions
void cfqg_stats_update_avg_queue_size(struct cfq_group *cfqg) { struct cfqg_stats *stats = &cfqg->stats; blkg_stat_add(&stats->avg_queue_size_sum, blkg_rwstat_total(&stats->queued)); blkg_stat_add(&stats->avg_queue_size_samples, 1); cfqg_stats_update_group_wait_time(stats); }
functions
void cfqg_stats_set_start_group_wait_time(struct cfq_group *cfqg, struct cfq_group *curr_cfqg) { }
functions
void cfqg_stats_end_empty_time(struct cfqg_stats *stats) { }
functions
void cfqg_stats_update_dequeue(struct cfq_group *cfqg) { }
functions
void cfqg_stats_set_start_empty_time(struct cfq_group *cfqg) { }
functions
void cfqg_stats_update_idle_time(struct cfq_group *cfqg) { }
functions
void cfqg_stats_set_start_idle_time(struct cfq_group *cfqg) { }
functions
void cfqg_stats_update_avg_queue_size(struct cfq_group *cfqg) { }
functions
void cfqg_get(struct cfq_group *cfqg) { return blkg_get(cfqg_to_blkg(cfqg)); }
functions
void cfqg_put(struct cfq_group *cfqg) { return blkg_put(cfqg_to_blkg(cfqg)); }
functions
void cfqg_stats_update_io_add(struct cfq_group *cfqg, struct cfq_group *curr_cfqg, int rw) { blkg_rwstat_add(&cfqg->stats.queued, rw, 1); cfqg_stats_end_empty_time(&cfqg->stats); cfqg_stats_set_start_group_wait_time(cfqg, curr_cfqg); }
functions
void cfqg_stats_update_timeslice_used(struct cfq_group *cfqg, unsigned long time, unsigned long unaccounted_time) { blkg_stat_add(&cfqg->stats.time, time); #ifdef CONFIG_DEBUG_BLK_CGROUP blkg_stat_add(&cfqg->stats.unaccounted_time, unaccounted_time); #endif }
functions
void cfqg_stats_update_io_remove(struct cfq_group *cfqg, int rw) { blkg_rwstat_add(&cfqg->stats.queued, rw, -1); }
functions
void cfqg_stats_update_io_merged(struct cfq_group *cfqg, int rw) { blkg_rwstat_add(&cfqg->stats.merged, rw, 1); }
functions
void cfqg_stats_update_dispatch(struct cfq_group *cfqg, uint64_t bytes, int rw) { blkg_stat_add(&cfqg->stats.sectors, bytes >> 9); blkg_rwstat_add(&cfqg->stats.serviced, rw, 1); blkg_rwstat_add(&cfqg->stats.service_bytes, rw, bytes); }
functions
void cfqg_stats_update_completion(struct cfq_group *cfqg, uint64_t start_time, uint64_t io_start_time, int rw) { struct cfqg_stats *stats = &cfqg->stats; unsigned long long now = sched_clock(); if (time_after64(now, io_start_time)) blkg_rwstat_add(&stats->service_time, rw, now - io_start_time); if (time_after...
functions
void cfqg_stats_reset(struct cfqg_stats *stats) { /* queued stats shouldn't be cleared */ blkg_rwstat_reset(&stats->service_bytes); blkg_rwstat_reset(&stats->serviced); blkg_rwstat_reset(&stats->merged); blkg_rwstat_reset(&stats->service_time); blkg_rwstat_reset(&stats->wait_time); blkg_stat_reset(&stats->time);...
functions
void cfqg_stats_merge(struct cfqg_stats *to, struct cfqg_stats *from) { /* queued stats shouldn't be cleared */ blkg_rwstat_merge(&to->service_bytes, &from->service_bytes); blkg_rwstat_merge(&to->serviced, &from->serviced); blkg_rwstat_merge(&to->merged, &from->merged); blkg_rwstat_merge(&to->service_time, &from->...
functions
void cfqg_stats_xfer_dead(struct cfq_group *cfqg) { struct cfq_group *parent = cfqg_parent(cfqg); lockdep_assert_held(cfqg_to_blkg(cfqg)->q->queue_lock); if (unlikely(!parent)) return; cfqg_stats_merge(&parent->dead_stats, &cfqg->stats); cfqg_stats_merge(&parent->dead_stats, &cfqg->dead_stats); cfqg_stats_re...
functions
void cfqg_get(struct cfq_group *cfqg) { }
functions
void cfqg_put(struct cfq_group *cfqg) { }
functions
void cfqg_stats_update_io_add(struct cfq_group *cfqg, struct cfq_group *curr_cfqg, int rw) { }
functions
void cfqg_stats_update_timeslice_used(struct cfq_group *cfqg, unsigned long time, unsigned long unaccounted_time) { }
functions
void cfqg_stats_update_io_remove(struct cfq_group *cfqg, int rw) { }
functions
void cfqg_stats_update_io_merged(struct cfq_group *cfqg, int rw) { }
functions
void cfqg_stats_update_dispatch(struct cfq_group *cfqg, uint64_t bytes, int rw) { }
functions
void cfqg_stats_update_completion(struct cfq_group *cfqg, uint64_t start_time, uint64_t io_start_time, int rw) { }
functions
bool cfq_io_thinktime_big(struct cfq_data *cfqd, struct cfq_ttime *ttime, bool group_idle) { unsigned long slice; if (!sample_valid(ttime->ttime_samples)) return false; if (group_idle) slice = cfqd->cfq_group_idle; else slice = cfqd->cfq_slice_idle; return ttime->ttime_mean > slice; }
functions
bool iops_mode(struct cfq_data *cfqd) { /* * If we are not idling on queues and it is a NCQ drive, parallel * execution of requests is on and measuring time is not possible * in most of the cases until and unless we drive shallower queue * depths and that becomes a performance bottleneck. In such cases * swi...