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Searched refs:bdi (Results 1 – 25 of 40) sorted by relevance

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/Linux-v5.15/drivers/power/supply/
Dbq24190_charger.c240 static int bq24190_read(struct bq24190_dev_info *bdi, u8 reg, u8 *data) in bq24190_read() argument
244 ret = i2c_smbus_read_byte_data(bdi->client, reg); in bq24190_read()
252 static int bq24190_write(struct bq24190_dev_info *bdi, u8 reg, u8 data) in bq24190_write() argument
254 return i2c_smbus_write_byte_data(bdi->client, reg, data); in bq24190_write()
257 static int bq24190_read_mask(struct bq24190_dev_info *bdi, u8 reg, in bq24190_read_mask() argument
263 ret = bq24190_read(bdi, reg, &v); in bq24190_read_mask()
274 static int bq24190_write_mask(struct bq24190_dev_info *bdi, u8 reg, in bq24190_write_mask() argument
280 ret = bq24190_read(bdi, reg, &v); in bq24190_write_mask()
287 return bq24190_write(bdi, reg, v); in bq24190_write_mask()
290 static int bq24190_get_field_val(struct bq24190_dev_info *bdi, in bq24190_get_field_val() argument
[all …]
/Linux-v5.15/mm/
Dbacking-dev.c51 struct backing_dev_info *bdi = m->private; in bdi_debug_stats_show() local
52 struct bdi_writeback *wb = &bdi->wb; in bdi_debug_stats_show()
102 !list_empty(&bdi->bdi_list), bdi->wb.state); in bdi_debug_stats_show()
108 static void bdi_debug_register(struct backing_dev_info *bdi, const char *name) in bdi_debug_register() argument
110 bdi->debug_dir = debugfs_create_dir(name, bdi_debug_root); in bdi_debug_register()
112 debugfs_create_file("stats", 0444, bdi->debug_dir, bdi, in bdi_debug_register()
116 static void bdi_debug_unregister(struct backing_dev_info *bdi) in bdi_debug_unregister() argument
118 debugfs_remove_recursive(bdi->debug_dir); in bdi_debug_unregister()
124 static inline void bdi_debug_register(struct backing_dev_info *bdi, in bdi_debug_register() argument
128 static inline void bdi_debug_unregister(struct backing_dev_info *bdi) in bdi_debug_unregister() argument
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Dfadvise.c36 struct backing_dev_info *bdi; in generic_fadvise() local
50 bdi = inode_to_bdi(mapping->host); in generic_fadvise()
52 if (IS_DAX(inode) || (bdi == &noop_backing_dev_info)) { in generic_fadvise()
81 file->f_ra.ra_pages = bdi->ra_pages; in generic_fadvise()
92 file->f_ra.ra_pages = bdi->ra_pages * 2; in generic_fadvise()
Dpage-writeback.c187 unsigned long tot_bw = atomic_long_read(&wb->bdi->tot_write_bandwidth); in wb_min_max_ratio()
188 unsigned long long min = wb->bdi->min_ratio; in wb_min_max_ratio()
189 unsigned long long max = wb->bdi->max_ratio; in wb_min_max_ratio()
240 *minp = wb->bdi->min_ratio; in wb_min_max_ratio()
241 *maxp = wb->bdi->max_ratio; in wb_min_max_ratio()
594 wb->bdi->max_prop_frac); in __wb_writeout_inc()
599 wb->bdi->max_prop_frac); in __wb_writeout_inc()
663 int bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ratio) in bdi_set_min_ratio() argument
668 if (min_ratio > bdi->max_ratio) { in bdi_set_min_ratio()
671 min_ratio -= bdi->min_ratio; in bdi_set_min_ratio()
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Dreadahead.c281 struct backing_dev_info *bdi = inode_to_bdi(mapping->host); in force_page_cache_ra() local
293 max_pages = max_t(unsigned long, bdi->io_pages, ra->ra_pages); in force_page_cache_ra()
441 struct backing_dev_info *bdi = inode_to_bdi(ractl->mapping->host); in ondemand_readahead() local
452 if (req_size > max_pages && bdi->io_pages > max_pages) in ondemand_readahead()
453 max_pages = min(req_size, bdi->io_pages); in ondemand_readahead()
/Linux-v5.15/include/linux/
Dbacking-dev.h22 static inline struct backing_dev_info *bdi_get(struct backing_dev_info *bdi) in bdi_get() argument
24 kref_get(&bdi->refcnt); in bdi_get()
25 return bdi; in bdi_get()
29 void bdi_put(struct backing_dev_info *bdi);
32 int bdi_register(struct backing_dev_info *bdi, const char *fmt, ...);
34 int bdi_register_va(struct backing_dev_info *bdi, const char *fmt,
36 void bdi_set_owner(struct backing_dev_info *bdi, struct device *owner);
37 void bdi_unregister(struct backing_dev_info *bdi);
58 static inline bool bdi_has_dirty_io(struct backing_dev_info *bdi) in bdi_has_dirty_io() argument
64 return atomic_long_read(&bdi->tot_write_bandwidth); in bdi_has_dirty_io()
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Dbacking-dev-defs.h83 #define WB_COMPLETION_INIT(bdi) __WB_COMPLETION_INIT(&(bdi)->wb_waitq) argument
85 #define DEFINE_WB_COMPLETION(cmpl, bdi) \ argument
86 struct wb_completion cmpl = WB_COMPLETION_INIT(bdi)
108 struct backing_dev_info *bdi; /* our parent bdi */ member
212 void clear_bdi_congested(struct backing_dev_info *bdi, int sync);
213 void set_bdi_congested(struct backing_dev_info *bdi, int sync);
228 if (wb != &wb->bdi->wb) in wb_tryget()
239 if (wb != &wb->bdi->wb) in wb_get()
250 if (WARN_ON_ONCE(!wb->bdi)) { in wb_put_many()
258 if (wb != &wb->bdi->wb) in wb_put_many()
Dgenhd.h157 struct backing_dev_info *bdi; member
Dwriteback.h197 void wakeup_flusher_threads_bdi(struct backing_dev_info *bdi,
/Linux-v5.15/include/trace/events/
Dwbt.h17 TP_PROTO(struct backing_dev_info *bdi, struct blk_rq_stat *stat),
19 TP_ARGS(bdi, stat),
36 strlcpy(__entry->name, bdi_dev_name(bdi),
61 TP_PROTO(struct backing_dev_info *bdi, unsigned long lat),
63 TP_ARGS(bdi, lat),
71 strlcpy(__entry->name, bdi_dev_name(bdi),
91 TP_PROTO(struct backing_dev_info *bdi, const char *msg,
95 TP_ARGS(bdi, msg, step, window, bg, normal, max),
108 strlcpy(__entry->name, bdi_dev_name(bdi),
131 TP_PROTO(struct backing_dev_info *bdi, unsigned int status,
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Dwriteback.h110 struct backing_dev_info *bdi = inode_to_bdi(inode);
113 strscpy_pad(__entry->name, bdi_dev_name(bdi), 32);
223 strscpy_pad(__entry->name, bdi_dev_name(old_wb->bdi), 32);
256 strscpy_pad(__entry->name, bdi_dev_name(wb->bdi), 32);
257 __entry->bdi_id = wb->bdi->id;
289 strscpy_pad(__entry->name, bdi_dev_name(wb->bdi), 32);
362 strscpy_pad(__entry->name, bdi_dev_name(wb->bdi), 32);
415 strscpy_pad(__entry->name, bdi_dev_name(wb->bdi), 32);
431 TP_PROTO(struct backing_dev_info *bdi),
432 TP_ARGS(bdi),
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/Linux-v5.15/fs/
Dfs-writeback.c93 &wb->bdi->tot_write_bandwidth); in wb_io_lists_populated()
104 &wb->bdi->tot_write_bandwidth) < 0); in wb_io_lists_depopulated()
240 struct backing_dev_info *bdi = inode_to_bdi(inode); in __inode_attach_wb() local
248 wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC); in __inode_attach_wb()
252 wb = wb_get_create(bdi, memcg_css, GFP_ATOMIC); in __inode_attach_wb()
258 wb = &bdi->wb; in __inode_attach_wb()
284 if (wb != &wb->bdi->wb) in inode_cgwb_move_to_attached()
359 static void bdi_down_write_wb_switch_rwsem(struct backing_dev_info *bdi) in bdi_down_write_wb_switch_rwsem() argument
361 down_write(&bdi->wb_switch_rwsem); in bdi_down_write_wb_switch_rwsem()
364 static void bdi_up_write_wb_switch_rwsem(struct backing_dev_info *bdi) in bdi_up_write_wb_switch_rwsem() argument
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Dsuper.c1206 s->s_bdi = bdi_get(s->s_bdev->bd_disk->bdi); in set_bdev_super()
1548 struct backing_dev_info *bdi; in super_setup_bdi_name() local
1552 bdi = bdi_alloc(NUMA_NO_NODE); in super_setup_bdi_name()
1553 if (!bdi) in super_setup_bdi_name()
1557 err = bdi_register_va(bdi, fmt, args); in super_setup_bdi_name()
1560 bdi_put(bdi); in super_setup_bdi_name()
1564 sb->s_bdi = bdi; in super_setup_bdi_name()
/Linux-v5.15/drivers/usb/gadget/udc/bdc/
Dbdc_dbg.c90 int tbi, bdi, gbdi; in bdc_dbg_bd_list() local
105 for (bdi = 0; bdi < bd_list->num_bds_table; bdi++) { in bdc_dbg_bd_list()
106 bd = bd_table->start_bd + bdi; in bdc_dbg_bd_list()
107 dma = bd_table->dma + (sizeof(struct bdc_bd) * bdi); in bdc_dbg_bd_list()
110 tbi, bdi, gbdi++, bd, (unsigned long long)dma, in bdc_dbg_bd_list()
Dbdc_ep.c222 int tbi, bdi; in bd_add_to_bdi() local
251 bdi = (bd_dma_addr - dma_first_bd) / sizeof(struct bdc_bd); in bd_add_to_bdi()
254 return (bdi + (tbi * bd_list->num_bds_table)); in bd_add_to_bdi()
258 static int bdi_to_tbi(struct bdc_ep *ep, int bdi) in bdi_to_tbi() argument
262 tbi = bdi / ep->bd_list.num_bds_table; in bdi_to_tbi()
265 bdi, ep->bd_list.num_bds_table, tbi); in bdi_to_tbi()
357 static struct bdc_bd *bdi_to_bd(struct bdc_ep *ep, int bdi) in bdi_to_bd() argument
359 int tbi = bdi_to_tbi(ep, bdi); in bdi_to_bd()
362 local_bdi = bdi - (tbi * ep->bd_list.num_bds_table); in bdi_to_bd()
365 __func__, bdi, local_bdi); in bdi_to_bd()
/Linux-v5.15/Documentation/ABI/testing/
Dsysfs-class-bdi1 What: /sys/class/bdi/<bdi>/
9 The <bdi> identifier can be either of the following:
26 Files under /sys/class/bdi/<bdi>/
/Linux-v5.15/block/
Dblk-wbt.c100 struct bdi_writeback *wb = &rwb->rqos.q->disk->bdi->wb; in wb_recent_wait()
237 struct backing_dev_info *bdi = rwb->rqos.q->disk->bdi; in latency_exceeded() local
253 trace_wbt_lat(bdi, thislat); in latency_exceeded()
277 trace_wbt_lat(bdi, stat[READ].min); in latency_exceeded()
278 trace_wbt_stat(bdi, stat); in latency_exceeded()
283 trace_wbt_stat(bdi, stat); in latency_exceeded()
290 struct backing_dev_info *bdi = rwb->rqos.q->disk->bdi; in rwb_trace_step() local
293 trace_wbt_step(bdi, msg, rqd->scale_step, rwb->cur_win_nsec, in rwb_trace_step()
362 trace_wbt_timer(rwb->rqos.q->disk->bdi, status, rqd->scale_step, in wb_timer_fn()
Dgenhd.c492 ret = bdi_register(disk->bdi, "%u:%u", in device_add_disk()
496 bdi_set_owner(disk->bdi, ddev); in device_add_disk()
498 &disk->bdi->dev->kobj, "bdi"); in device_add_disk()
519 bdi_unregister(disk->bdi); in device_add_disk()
599 bdi_unregister(disk->bdi); in del_gendisk()
1267 disk->bdi = bdi_alloc(node_id); in __alloc_disk_node()
1268 if (!disk->bdi) in __alloc_disk_node()
1299 bdi_put(disk->bdi); in __alloc_disk_node()
Dblk-settings.c146 q->disk->bdi->io_pages = max_sectors >> (PAGE_SHIFT - 9); in blk_queue_max_hw_sectors()
394 disk->bdi->ra_pages = in disk_update_readahead()
396 disk->bdi->io_pages = queue_max_sectors(q) >> (PAGE_SHIFT - 9); in disk_update_readahead()
480 q->disk->bdi->ra_pages = in blk_queue_io_opt()
Dioctl.c510 bdev->bd_disk->bdi->ra_pages = (arg * 512) / PAGE_SIZE; in blkdev_common_ioctl()
561 (bdev->bd_disk->bdi->ra_pages * PAGE_SIZE) / 512); in blkdev_ioctl()
633 (bdev->bd_disk->bdi->ra_pages * PAGE_SIZE) / 512); in compat_blkdev_ioctl()
Dblk-sysfs.c95 ra_kb = q->disk->bdi->ra_pages << (PAGE_SHIFT - 10); in queue_ra_show()
110 q->disk->bdi->ra_pages = ra_kb >> (PAGE_SHIFT - 10); in queue_ra_store()
258 q->disk->bdi->io_pages = max_sectors_kb >> (PAGE_SHIFT - 10); in queue_max_sectors_store()
Dbdev.c407 if (bdev->bd_disk && bdev->bd_disk->bdi) in bdev_free_inode()
408 bdi_put(bdev->bd_disk->bdi); in bdev_free_inode()
/Linux-v5.15/fs/ext2/
Dialloc.c173 struct backing_dev_info *bdi; in ext2_preread_inode() local
175 bdi = inode_to_bdi(inode); in ext2_preread_inode()
176 if (bdi_rw_congested(bdi)) in ext2_preread_inode()
/Linux-v5.15/drivers/mtd/
Dmtdcore.c2348 struct backing_dev_info *bdi; in mtd_bdi_init() local
2351 bdi = bdi_alloc(NUMA_NO_NODE); in mtd_bdi_init()
2352 if (!bdi) in mtd_bdi_init()
2354 bdi->ra_pages = 0; in mtd_bdi_init()
2355 bdi->io_pages = 0; in mtd_bdi_init()
2361 ret = bdi_register(bdi, "%.28s-0", name); in mtd_bdi_init()
2363 bdi_put(bdi); in mtd_bdi_init()
2365 return ret ? ERR_PTR(ret) : bdi; in mtd_bdi_init()
/Linux-v5.15/drivers/soc/fsl/dpio/
Dqbman-portal.h578 u8 bdi; member

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