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/openbmc/u-boot/fs/ubifs/
H A Dio.c38 * have to make sure that the write-buffer offset (@wbuf->offs) becomes aligned
40 * write-buffer size (@wbuf->size).
442 struct ubifs_wbuf *wbuf = container_of(timer, struct ubifs_wbuf, timer); in wbuf_timer_callback_nolock() local
444 dbg_io("jhead %s", dbg_jhead(wbuf->jhead)); in wbuf_timer_callback_nolock()
445 wbuf->need_sync = 1; in wbuf_timer_callback_nolock()
446 wbuf->c->need_wbuf_sync = 1; in wbuf_timer_callback_nolock()
447 ubifs_wake_up_bgt(wbuf->c); in wbuf_timer_callback_nolock()
453 * @wbuf: write-buffer descriptor
455 static void new_wbuf_timer_nolock(struct ubifs_wbuf *wbuf) in new_wbuf_timer_nolock() argument
457 ubifs_assert(!hrtimer_active(&wbuf->timer)); in new_wbuf_timer_nolock()
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H A Dgc.c74 struct ubifs_wbuf *wbuf = &c->jheads[GCHD].wbuf; in switch_gc_head() local
78 wbuf->lnum, wbuf->offs + wbuf->used, gc_lnum, in switch_gc_head()
79 c->leb_size - wbuf->offs - wbuf->used); in switch_gc_head()
81 err = ubifs_wbuf_sync_nolock(wbuf); in switch_gc_head()
93 err = ubifs_wbuf_sync_nolock(wbuf); in switch_gc_head()
102 err = ubifs_wbuf_seek_nolock(wbuf, gc_lnum, 0); in switch_gc_head()
305 * @wbuf: write-buffer to move node to
307 * This function moves node @snod to @wbuf, changes TNC correspondingly, and
312 struct ubifs_scan_node *snod, struct ubifs_wbuf *wbuf) in move_node() argument
314 int err, new_lnum = wbuf->lnum, new_offs = wbuf->offs + wbuf->used; in move_node()
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H A Dmisc.h120 * @wbuf: write-buffer to synchronize
125 static inline int ubifs_wbuf_sync(struct ubifs_wbuf *wbuf) in ubifs_wbuf_sync() argument
129 mutex_lock_nested(&wbuf->io_mutex, wbuf->jhead); in ubifs_wbuf_sync()
130 err = ubifs_wbuf_sync_nolock(wbuf); in ubifs_wbuf_sync()
131 mutex_unlock(&wbuf->io_mutex); in ubifs_wbuf_sync()
H A Dlog.c56 * ubifs_get_wbuf - get the wbuf associated with a LEB, if there is one.
60 * This functions returns the wbuf for @lnum or %NULL if there is not one.
82 return &c->jheads[jhead].wbuf; in ubifs_get_wbuf()
302 struct ubifs_wbuf *wbuf; in remove_buds() local
306 wbuf = &c->jheads[bud->jhead].wbuf; in remove_buds()
308 if (wbuf->lnum == bud->lnum) { in remove_buds()
313 c->cmt_bud_bytes += wbuf->offs - bud->start; in remove_buds()
316 wbuf->offs - bud->start, c->cmt_bud_bytes); in remove_buds()
317 bud->start = wbuf->offs; in remove_buds()
380 int lnum = c->jheads[i].wbuf.lnum; in ubifs_log_start_commit()
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/openbmc/linux/fs/ubifs/
H A Dio.c38 * have to make sure that the write-buffer offset (@wbuf->offs) becomes aligned
40 * write-buffer size (@wbuf->size).
498 struct ubifs_wbuf *wbuf = container_of(timer, struct ubifs_wbuf, timer); in wbuf_timer_callback_nolock() local
500 dbg_io("jhead %s", dbg_jhead(wbuf->jhead)); in wbuf_timer_callback_nolock()
501 wbuf->need_sync = 1; in wbuf_timer_callback_nolock()
502 wbuf->c->need_wbuf_sync = 1; in wbuf_timer_callback_nolock()
503 ubifs_wake_up_bgt(wbuf->c); in wbuf_timer_callback_nolock()
510 * @wbuf: write-buffer descriptor
512 static void new_wbuf_timer_nolock(struct ubifs_info *c, struct ubifs_wbuf *wbuf) in new_wbuf_timer_nolock() argument
520 ubifs_assert(c, !hrtimer_active(&wbuf->timer)); in new_wbuf_timer_nolock()
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H A Dgc.c68 struct ubifs_wbuf *wbuf = &c->jheads[GCHD].wbuf; in switch_gc_head() local
72 wbuf->lnum, wbuf->offs + wbuf->used, gc_lnum, in switch_gc_head()
73 c->leb_size - wbuf->offs - wbuf->used); in switch_gc_head()
75 err = ubifs_wbuf_sync_nolock(wbuf); in switch_gc_head()
92 err = ubifs_wbuf_seek_nolock(wbuf, gc_lnum, 0); in switch_gc_head()
297 * @wbuf: write-buffer to move node to
299 * This function moves node @snod to @wbuf, changes TNC correspondingly, and
304 struct ubifs_scan_node *snod, struct ubifs_wbuf *wbuf) in move_node() argument
306 int err, new_lnum = wbuf->lnum, new_offs = wbuf->offs + wbuf->used; in move_node()
309 err = ubifs_wbuf_write_nolock(wbuf, snod->node, snod->len); in move_node()
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H A Djournal.c101 struct ubifs_wbuf *wbuf = &c->jheads[jhead].wbuf; in reserve_space() local
111 mutex_lock_nested(&wbuf->io_mutex, wbuf->jhead); in reserve_space()
118 avail = c->leb_size - wbuf->offs - wbuf->used; in reserve_space()
119 if (wbuf->lnum != -1 && avail >= len) in reserve_space()
140 mutex_unlock(&wbuf->io_mutex); in reserve_space()
151 * because we dropped @wbuf->io_mutex, so try once in reserve_space()
165 mutex_lock_nested(&wbuf->io_mutex, wbuf->jhead); in reserve_space()
167 avail = c->leb_size - wbuf->offs - wbuf->used; in reserve_space()
169 if (wbuf->lnum != -1 && avail >= len) { in reserve_space()
176 lnum, wbuf->lnum, wbuf->offs + wbuf->used); in reserve_space()
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H A Dmisc.h122 * @wbuf: write-buffer to synchronize
127 static inline int ubifs_wbuf_sync(struct ubifs_wbuf *wbuf) in ubifs_wbuf_sync() argument
131 mutex_lock_nested(&wbuf->io_mutex, wbuf->jhead); in ubifs_wbuf_sync()
132 err = ubifs_wbuf_sync_nolock(wbuf); in ubifs_wbuf_sync()
133 mutex_unlock(&wbuf->io_mutex); in ubifs_wbuf_sync()
H A Dlog.c53 * ubifs_get_wbuf - get the wbuf associated with a LEB, if there is one.
57 * This functions returns the wbuf for @lnum or %NULL if there is not one.
79 return &c->jheads[jhead].wbuf; in ubifs_get_wbuf()
308 struct ubifs_wbuf *wbuf; in remove_buds() local
312 wbuf = &c->jheads[bud->jhead].wbuf; in remove_buds()
314 if (wbuf->lnum == bud->lnum) { in remove_buds()
319 c->cmt_bud_bytes += wbuf->offs - bud->start; in remove_buds()
322 wbuf->offs - bud->start, c->cmt_bud_bytes); in remove_buds()
323 bud->start = wbuf->offs; in remove_buds()
394 int lnum = c->jheads[i].wbuf.lnum; in ubifs_log_start_commit()
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/openbmc/linux/drivers/slimbus/
H A Dstream.c127 u8 wbuf[2]; in slim_connect_port_channel() local
128 struct slim_val_inf msg = {0, 2, NULL, wbuf, NULL}; in slim_connect_port_channel()
135 wbuf[0] = port->id; in slim_connect_port_channel()
136 wbuf[1] = port->ch.id; in slim_connect_port_channel()
147 u8 wbuf[1]; in slim_disconnect_port() local
148 struct slim_val_inf msg = {0, 1, NULL, wbuf, NULL}; in slim_disconnect_port()
152 wbuf[0] = port->id; in slim_disconnect_port()
163 u8 wbuf[1]; in slim_deactivate_remove_channel() local
164 struct slim_val_inf msg = {0, 1, NULL, wbuf, NULL}; in slim_deactivate_remove_channel()
169 wbuf[0] = port->ch.id; in slim_deactivate_remove_channel()
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H A Dqcom-ngd-ctrl.c793 u8 wbuf[SLIM_MSGQ_BUF_LEN]; in qcom_slim_ngd_xfer_msg() local
841 wbuf[i++] = txn->la; in qcom_slim_ngd_xfer_msg()
843 wbuf[i++] = txn->msg->wbuf[0]; in qcom_slim_ngd_xfer_msg()
845 wbuf[i++] = txn->msg->wbuf[1]; in qcom_slim_ngd_xfer_msg()
854 wbuf[i++] = txn->tid; in qcom_slim_ngd_xfer_msg()
857 txn->msg->wbuf = wbuf; in qcom_slim_ngd_xfer_msg()
884 if (txn->msg && txn->msg->wbuf) in qcom_slim_ngd_xfer_msg()
885 memcpy(puc, txn->msg->wbuf, txn->msg->num_bytes); in qcom_slim_ngd_xfer_msg()
1000 u8 wbuf[SLIM_MSGQ_BUF_LEN]; in qcom_slim_ngd_enable_stream() local
1011 txn.msg->wbuf = wbuf; in qcom_slim_ngd_enable_stream()
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H A Dmessaging.c194 if (msg->wbuf != NULL) in slim_val_inf_sanity()
200 if (msg->rbuf != NULL && msg->wbuf != NULL) in slim_val_inf_sanity()
275 size_t count, u8 *rbuf, u8 *wbuf) in slim_fill_msg() argument
280 msg->wbuf = wbuf; in slim_fill_msg()
/openbmc/linux/fs/jffs2/
H A Dwbuf.c60 /* Look to see if the inode in question is pending in the wbuf */ in jffs2_wbuf_pending_for_ino()
260 c->wbuf, c->wbuf_pagesize, 0); in jffs2_verify_write()
272 /* Recover from failure to write wbuf. Recover the nodes up to the
273 * wbuf, not the one which we were starting to try to write. */
297 node which ends before the wbuf starts, or which is obsolete. */ in jffs2_wbuf_recover()
332 dbg_noderef("wbuf recover %08x-%08x (%d bytes in %d nodes)\n", in jffs2_wbuf_recover()
342 pr_crit("Malloc failure in wbuf recovery. Data loss ensues.\n"); in jffs2_wbuf_recover()
357 pr_crit("Old data are already lost in wbuf recovery. Data loss ensues.\n"); in jffs2_wbuf_recover()
375 /* It wasn't. Go on and try to recover nodes complete in the wbuf */ in jffs2_wbuf_recover()
377 dbg_noderef("wbuf now recover %08x-%08x (%d bytes in %d nodes)\n", in jffs2_wbuf_recover()
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H A DREADME.Locking33 the alloc_sem is also used to protect the wbuf-related members of the
35 if the wbuf is currently holding any data is permitted, though.
142 write-behind buffer ('wbuf') used for flash chips where we must write
143 in blocks. It protects both the contents of the wbuf and the metadata
/openbmc/linux/drivers/media/usb/dvb-usb-v2/
H A Ddvb_usb_urb.c12 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in dvb_usb_v2_generic_io() argument
16 if (!wbuf || !wlen || !d->props->generic_bulk_ctrl_endpoint || in dvb_usb_v2_generic_io()
22 dev_dbg(&d->udev->dev, "%s: >>> %*ph\n", __func__, wlen, wbuf); in dvb_usb_v2_generic_io()
25 d->props->generic_bulk_ctrl_endpoint), wbuf, wlen, in dvb_usb_v2_generic_io()
61 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in dvb_usbv2_generic_rw() argument
66 ret = dvb_usb_v2_generic_io(d, wbuf, wlen, rbuf, rlen); in dvb_usbv2_generic_rw()
86 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in dvb_usbv2_generic_rw_locked() argument
88 return dvb_usb_v2_generic_io(d, wbuf, wlen, rbuf, rlen); in dvb_usbv2_generic_rw_locked()
H A Dau6610.c15 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in au6610_usb_msg() argument
31 index = wbuf[0] << 8; in au6610_usb_msg()
34 index = wbuf[0] << 8; in au6610_usb_msg()
35 index += wbuf[1]; in au6610_usb_msg()
67 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen) in au6610_i2c_msg() argument
78 return au6610_usb_msg(d, request, addr, wbuf, wlen, rbuf, rlen); in au6610_i2c_msg()
/openbmc/linux/drivers/media/common/b2c2/
H A Dflexcop-eeprom.c17 u32 len, u8 *wbuf, u8 *rbuf, int retries)
22 if (eeprom_write(adapter, addr, wbuf, len) == len) {
35 u8 wbuf[20];
40 memcpy(wbuf, key, len);
41 wbuf[16] = 0;
42 wbuf[17] = 0;
43 wbuf[18] = 0;
44 wbuf[19] = calc_lrc(wbuf, 19);
45 return eeprom_lrc_write(adapter, 0x3e4, 20, wbuf, rbuf, 4);
/openbmc/linux/drivers/media/rc/
H A Dir-rx51.c29 int wbuf[WBUF_LEN]; member
75 if (ir_rx51->wbuf[ir_rx51->wbuf_index] == -1) in ir_rx51_timer_cb()
83 ns = US_TO_NS(ir_rx51->wbuf[ir_rx51->wbuf_index]); in ir_rx51_timer_cb()
111 memcpy(ir_rx51->wbuf, buffer, count * sizeof(unsigned int)); in ir_rx51_tx()
118 ir_rx51->wbuf[count] = -1; /* Insert termination mark */ in ir_rx51_tx()
128 ns_to_ktime(US_TO_NS(ir_rx51->wbuf[0])), in ir_rx51_tx()
/openbmc/qemu/tests/tcg/hexagon/
H A Dcirc.c40 int32_t wbuf[NWORDS] __attribute__((aligned(1 << 12))) = {0}; variable
58 INIT(wbuf, NWORDS) in INIT()
261 TEST_LOAD_IMM(w, int32_t, wbuf, NWORDS, 4, d)
290 TEST_LOAD_REG(w, int32_t, wbuf, NWORDS, d) in TEST_LOAD_REG()
336 CHECK_STORE(w, wbuf, NWORDS, x)
365 CIRC_TEST_STORE_IMM(w, w, int32_t, wbuf, NWORDS, 0, 4)
369 CIRC_TEST_STORE_IMM(wnew, w, int32_t, wbuf, NWORDS, 0, 4)
396 CIRC_TEST_STORE_REG(w, w, int32_t, wbuf, NWORDS, 0)
400 CIRC_TEST_STORE_REG(wnew, w, int32_t, wbuf, NWORDS, 0)
405 int *p = wbuf;
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H A Dbrev.c30 int32_t wbuf[SIZE] __attribute__((aligned(1 << 16))) = {0}; variable
159 wbuf[i] = bitreverse(i); in main()
168 TEST_BREV_LOAD(w, int32_t, wbuf, 14, i); in main()
174 TEST_BREV_STORE(w, int32_t, wbuf, i, 14); in main()
179 TEST_BREV_STORE_NEW(wnew, wbuf, 14); in main()
/openbmc/linux/drivers/media/usb/dvb-usb/
H A Ddvb-usb-urb.c12 int dvb_usb_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf, in dvb_usb_generic_rw() argument
17 if (!d || wbuf == NULL || wlen == 0) in dvb_usb_generic_rw()
29 debug_dump(wbuf,wlen,deb_xfer); in dvb_usb_generic_rw()
32 d->props.generic_bulk_ctrl_endpoint), wbuf,wlen,&actlen, in dvb_usb_generic_rw()
/openbmc/linux/drivers/input/touchscreen/
H A Dedt-ft5x06.c191 u8 wbuf[4], rbuf[3]; in edt_M06_i2c_read() local
195 wbuf[0] = addr; in edt_M06_i2c_read()
199 wbuf[0] = 0xf5; in edt_M06_i2c_read()
200 wbuf[1] = 0xe; in edt_M06_i2c_read()
201 wbuf[2] = *((u8 *)val_buf); in edt_M06_i2c_read()
209 wbuf[0] = M06_REG_CMD(tsdata->factory_mode); in edt_M06_i2c_read()
210 wbuf[1] = M06_REG_ADDR(tsdata->factory_mode, addr); in edt_M06_i2c_read()
211 wbuf[1] |= tsdata->factory_mode ? 0x80 : 0x40; in edt_M06_i2c_read()
217 xfer[0].buf = wbuf; in edt_M06_i2c_read()
247 wbuf[2] = rbuf[0]; in edt_M06_i2c_read()
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/openbmc/linux/drivers/media/pci/ddbridge/
H A Dddbridge-i2c.c96 ddbcpyto(dev, i2c->wbuf, msg[0].buf, msg[0].len); in ddb_i2c_master_xfer()
108 ddbcpyto(dev, i2c->wbuf, msg[0].buf, msg[0].len); in ddb_i2c_master_xfer()
161 i2c->wbuf = DDB_LINK_TAG(link) | in ddb_i2c_add()
163 i2c->rbuf = i2c->wbuf; /* + i2c->bsize / 2 */ in ddb_i2c_add()
167 ddbwritel(dev, ((i2c->rbuf & 0xffff) << 16) | (i2c->wbuf & 0xffff), in ddb_i2c_add()
/openbmc/u-boot/drivers/video/
H A Dld9040.c64 static void ld9040_spi_write(const unsigned char *wbuf, unsigned int size_cmd) in ld9040_spi_write() argument
76 data_out = wbuf[i] >> 1; in ld9040_spi_write()
79 if (wbuf[i] & 0x01) in ld9040_spi_write()
/openbmc/linux/sound/isa/wavefront/
H A Dwavefront_synth.c334 int cmd, unsigned char *rbuf, unsigned char *wbuf) in snd_wavefront_cmd() argument
376 if (wavefront_write (dev, wbuf[i])) { in snd_wavefront_cmd()
384 i, wbuf[i]); in snd_wavefront_cmd()
602 unsigned char wbuf[2]; in wavefront_delete_sample() local
605 wbuf[0] = sample_num & 0x7f; in wavefront_delete_sample()
606 wbuf[1] = sample_num >> 7; in wavefront_delete_sample()
608 x = snd_wavefront_cmd(dev, WFC_DELETE_SAMPLE, NULL, wbuf); in wavefront_delete_sample()
620 unsigned char rbuf[32], wbuf[32]; in wavefront_get_sample_status() local
625 if (snd_wavefront_cmd (dev, WFC_GET_NSAMPLES, rbuf, wbuf)) { in wavefront_get_sample_status()
634 wbuf[0] = i & 0x7f; in wavefront_get_sample_status()
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