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Searched refs:pchan (Results 1 – 15 of 15) sorted by relevance

/linux/drivers/dma/
H A Dowl-dma.c205 struct owl_dma_pchan *pchan; member
241 static void pchan_update(struct owl_dma_pchan *pchan, u32 reg, in pchan_update() argument
246 regval = readl(pchan->base + reg); in pchan_update()
253 writel(regval, pchan->base + reg); in pchan_update()
256 static void pchan_writel(struct owl_dma_pchan *pchan, u32 reg, u32 data) in pchan_writel() argument
258 writel(data, pchan->base + reg); in pchan_writel()
261 static u32 pchan_readl(struct owl_dma_pchan *pchan, u32 reg) in pchan_readl() argument
263 return readl(pchan->base + reg); in pchan_readl()
471 struct owl_dma_pchan *pchan = NULL; in owl_dma_get_pchan() local
476 pchan = &od->pchans[i]; in owl_dma_get_pchan()
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H A Dsun6i-dma.c253 struct sun6i_pchan *pchan) in sun6i_dma_dump_chan_regs() argument
264 pchan->idx, in sun6i_dma_dump_chan_regs()
266 readl(pchan->base + DMA_CHAN_ENABLE), in sun6i_dma_dump_chan_regs()
268 readl(pchan->base + DMA_CHAN_PAUSE), in sun6i_dma_dump_chan_regs()
270 readl(pchan->base + DMA_CHAN_LLI_ADDR), in sun6i_dma_dump_chan_regs()
272 readl(pchan->base + DMA_CHAN_CUR_CFG), in sun6i_dma_dump_chan_regs()
274 readl(pchan->base + DMA_CHAN_CUR_SRC), in sun6i_dma_dump_chan_regs()
276 readl(pchan->base + DMA_CHAN_CUR_DST), in sun6i_dma_dump_chan_regs()
278 readl(pchan->base + DMA_CHAN_CUR_CNT), in sun6i_dma_dump_chan_regs()
280 readl(pchan->base + DMA_CHAN_CUR_PARA)); in sun6i_dma_dump_chan_regs()
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H A Dsun4i-dma.c196 struct sun4i_dma_pchan *pchan; member
311 struct sun4i_dma_pchan *pchan = NULL, *pchans = priv->pchans; in find_and_use_pchan() local
329 pchan = &pchans[i]; in find_and_use_pchan()
330 pchan->vchan = vchan; in find_and_use_pchan()
336 return pchan; in find_and_use_pchan()
340 struct sun4i_dma_pchan *pchan) in release_pchan() argument
343 int nr = pchan - priv->pchans; in release_pchan()
347 pchan->vchan = NULL; in release_pchan()
353 static void configure_pchan(struct sun4i_dma_pchan *pchan, in configure_pchan() argument
360 if (pchan->is_dedicated) { in configure_pchan()
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H A Dtimb_dma.c684 struct timb_dma_platform_data_channel *pchan = in td_probe() local
688 if ((i % 2) == pchan->rx) { in td_probe()
701 td_chan->descs = pchan->descriptors; in td_probe()
702 td_chan->desc_elems = pchan->descriptor_elements; in td_probe()
703 td_chan->bytes_per_line = pchan->bytes_per_line; in td_probe()
704 td_chan->direction = pchan->rx ? DMA_DEV_TO_MEM : in td_probe()
709 (pchan->rx ? 0 : TIMBDMA_INSTANCE_TX_OFFSET); in td_probe()
H A Dmmp_pdma.c396 static struct mmp_pdma_phy *lookup_phy(struct mmp_pdma_chan *pchan) in lookup_phy() argument
399 struct mmp_pdma_device *pdev = to_mmp_pdma_dev(pchan->chan.device); in lookup_phy()
418 phy->vchan = pchan; in lookup_phy()
430 static void mmp_pdma_free_phy(struct mmp_pdma_chan *pchan) in mmp_pdma_free_phy() argument
432 struct mmp_pdma_device *pdev = to_mmp_pdma_dev(pchan->chan.device); in mmp_pdma_free_phy()
436 if (!pchan->phy) in mmp_pdma_free_phy()
440 reg = DRCMR(pchan->drcmr); in mmp_pdma_free_phy()
441 writel(0, pchan->phy->base + reg); in mmp_pdma_free_phy()
444 pchan->phy->vchan = NULL; in mmp_pdma_free_phy()
445 pchan->phy = NULL; in mmp_pdma_free_phy()
H A Dpxa_dma.c368 static struct pxad_phy *lookup_phy(struct pxad_chan *pchan) in lookup_phy() argument
371 struct pxad_device *pdev = to_pxad_dev(pchan->vc.chan.device); in lookup_phy()
384 for (prio = pchan->prio; prio >= PXAD_PRIO_HIGHEST; prio--) { in lookup_phy()
390 phy->vchan = pchan; in lookup_phy()
399 dev_dbg(&pchan->vc.chan.dev->device, in lookup_phy()
H A Dpl330.c541 struct dma_pl330_chan *pchan; member
1565 pch = desc->pchan; in dma_pl330_rqcb()
2612 desc->pchan = pch; in pl330_get_desc()
2662 struct dma_pl330_chan *pch = desc->pchan; in get_burst_len()
/linux/drivers/gpu/drm/nouveau/
H A Dnouveau_chan.c89 nouveau_channel_del(struct nouveau_channel **pchan) in nouveau_channel_del() argument
91 struct nouveau_channel *chan = *pchan; in nouveau_channel_del()
113 *pchan = NULL; in nouveau_channel_del()
143 u32 size, struct nouveau_channel **pchan) in nouveau_channel_prep() argument
152 chan = *pchan = kzalloc_obj(*chan); in nouveau_channel_prep()
167 nouveau_channel_del(pchan); in nouveau_channel_prep()
188 nouveau_channel_del(pchan); in nouveau_channel_prep()
240 nouveau_channel_del(pchan); in nouveau_channel_prep()
249 struct nouveau_channel **pchan) in nouveau_channel_ctor() argument
292 *pchan = chan; in nouveau_channel_ctor()
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/linux/drivers/iio/multiplexer/
H A Diio-mux.c245 struct iio_chan_spec const *pchan = mux->parent->channel; in mux_configure_chan_ext_info() local
263 if (!pchan->ext_info[i].write) in mux_configure_chan_ext_info()
265 if (!pchan->ext_info[i].read) in mux_configure_chan_ext_info()
273 pchan->ext_info[i].name); in mux_configure_chan_ext_info()
278 pchan->ext_info[i].name); in mux_configure_chan_ext_info()
298 struct iio_chan_spec const *pchan = mux->parent->channel; in mux_configure_channel() local
303 chan->output = pchan->output; in mux_configure_channel()
313 if (iio_channel_has_info(pchan, IIO_CHAN_INFO_RAW)) in mux_configure_channel()
315 if (iio_channel_has_info(pchan, IIO_CHAN_INFO_SCALE)) in mux_configure_channel()
318 if (iio_channel_has_available(pchan, IIO_CHAN_INFO_RAW)) in mux_configure_channel()
/linux/drivers/firmware/
H A Darm_scpi.c941 struct scpi_chan *pchan = scpi_drvinfo->channels + idx; in scpi_probe() local
942 struct mbox_client *cl = &pchan->cl; in scpi_probe()
956 pchan->rx_payload = devm_ioremap(dev, res.start, size); in scpi_probe()
957 if (!pchan->rx_payload) { in scpi_probe()
961 pchan->tx_payload = pchan->rx_payload + (size >> 1); in scpi_probe()
970 INIT_LIST_HEAD(&pchan->rx_pending); in scpi_probe()
971 INIT_LIST_HEAD(&pchan->xfers_list); in scpi_probe()
972 spin_lock_init(&pchan->rx_lock); in scpi_probe()
973 mutex_init(&pchan->xfers_lock); in scpi_probe()
975 ret = scpi_alloc_xfer_list(dev, pchan); in scpi_probe()
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/linux/drivers/gpu/drm/nouveau/nvkm/engine/fifo/
H A Dchan.c261 nvkm_chan_del(struct nvkm_chan **pchan) in nvkm_chan_del() argument
263 struct nvkm_chan *chan = *pchan; in nvkm_chan_del()
295 nvkm_chan_put(struct nvkm_chan **pchan, unsigned long irqflags) in nvkm_chan_put() argument
297 struct nvkm_chan *chan = *pchan; in nvkm_chan_put()
302 *pchan = NULL; in nvkm_chan_put()
348 struct nvkm_memory *userd, u64 ouserd, struct nvkm_chan **pchan) in nvkm_chan_new_() argument
370 if (!(chan = *pchan = kzalloc_obj(*chan))) in nvkm_chan_new_()
/linux/net/bluetooth/
H A Dl2cap_sock.c1849 struct l2cap_chan *pchan = l2cap_pi(parent)->chan; in l2cap_sock_init() local
1854 chan->chan_type = pchan->chan_type; in l2cap_sock_init()
1855 chan->imtu = pchan->imtu; in l2cap_sock_init()
1856 chan->omtu = pchan->omtu; in l2cap_sock_init()
1857 chan->conf_state = pchan->conf_state; in l2cap_sock_init()
1858 chan->mode = pchan->mode; in l2cap_sock_init()
1859 chan->fcs = pchan->fcs; in l2cap_sock_init()
1860 chan->max_tx = pchan->max_tx; in l2cap_sock_init()
1861 chan->tx_win = pchan->tx_win; in l2cap_sock_init()
1862 chan->tx_win_max = pchan->tx_win_max; in l2cap_sock_init()
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H A Dl2cap_core.c3993 struct l2cap_chan *chan = NULL, *pchan = NULL; in l2cap_connect() local
4002 pchan = l2cap_global_chan_by_psm(BT_LISTEN, psm, &conn->hcon->src, in l2cap_connect()
4004 if (!pchan) { in l2cap_connect()
4009 l2cap_chan_lock(pchan); in l2cap_connect()
4014 !l2cap_check_enc_key_size(conn->hcon, pchan))) { in l2cap_connect()
4034 chan = pchan->ops->new_connection(pchan); in l2cap_connect()
4090 if (!pchan) in l2cap_connect()
4115 l2cap_chan_unlock(pchan); in l2cap_connect()
4116 l2cap_chan_put(pchan); in l2cap_connect()
4866 struct l2cap_chan *chan, *pchan; in l2cap_le_connect_req() local
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H A D6lowpan.c746 static inline struct l2cap_chan *chan_new_conn_cb(struct l2cap_chan *pchan) in chan_new_conn_cb() argument
754 chan->ops = pchan->ops; in chan_new_conn_cb()
756 BT_DBG("chan %p pchan %p", chan, pchan); in chan_new_conn_cb()
H A Dsmp.c3236 static inline struct l2cap_chan *smp_new_conn_cb(struct l2cap_chan *pchan) in smp_new_conn_cb() argument
3240 BT_DBG("pchan %p", pchan); in smp_new_conn_cb()
3246 chan->chan_type = pchan->chan_type; in smp_new_conn_cb()
3248 chan->scid = pchan->scid; in smp_new_conn_cb()
3250 chan->imtu = pchan->imtu; in smp_new_conn_cb()
3251 chan->omtu = pchan->omtu; in smp_new_conn_cb()
3252 chan->mode = pchan->mode; in smp_new_conn_cb()