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Searched refs:pchan (Results 1 – 20 of 20) sorted by relevance

/openbmc/u-boot/drivers/dma/
H A Dapbh_dma.c31 struct mxs_dma_chan *pchan; in mxs_dma_validate_chan() local
36 pchan = mxs_dma_channels + channel; in mxs_dma_validate_chan()
37 if (!(pchan->flags & MXS_DMA_FLAGS_ALLOCATED)) in mxs_dma_validate_chan()
113 struct mxs_dma_chan *pchan; in mxs_dma_enable() local
121 pchan = mxs_dma_channels + channel; in mxs_dma_enable()
123 if (pchan->pending_num == 0) { in mxs_dma_enable()
124 pchan->flags |= MXS_DMA_FLAGS_BUSY; in mxs_dma_enable()
128 pdesc = list_first_entry(&pchan->active, struct mxs_dma_desc, node); in mxs_dma_enable()
132 if (pchan->flags & MXS_DMA_FLAGS_BUSY) { in mxs_dma_enable()
146 writel(pchan->pending_num, in mxs_dma_enable()
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/openbmc/linux/drivers/mailbox/
H A Dpcc.c237 static bool pcc_chan_plat_irq_can_be_shared(struct pcc_chan_info *pchan) in pcc_chan_plat_irq_can_be_shared() argument
239 return (pchan->plat_irq_flags & ACPI_PCCT_INTERRUPT_MODE) == in pcc_chan_plat_irq_can_be_shared()
243 static bool pcc_mbox_cmd_complete_check(struct pcc_chan_info *pchan) in pcc_mbox_cmd_complete_check() argument
248 ret = pcc_chan_reg_read(&pchan->cmd_complete, &val); in pcc_mbox_cmd_complete_check()
252 if (!pchan->cmd_complete.gas) in pcc_mbox_cmd_complete_check()
259 val &= pchan->cmd_complete.status_mask; in pcc_mbox_cmd_complete_check()
266 if (pchan->type == ACPI_PCCT_TYPE_EXT_PCC_SLAVE_SUBSPACE) in pcc_mbox_cmd_complete_check()
272 static void check_and_ack(struct pcc_chan_info *pchan, struct mbox_chan *chan) in check_and_ack() argument
276 if (pchan->type != ACPI_PCCT_TYPE_EXT_PCC_SLAVE_SUBSPACE) in check_and_ack()
282 if (pchan->chan.shmem == NULL) { in check_and_ack()
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H A Darm_mhu_db.c54 unsigned int pchan; member
59 mhu_db_mbox_to_channel(struct mbox_controller *mbox, unsigned int pchan, in mhu_db_mbox_to_channel() argument
67 if (chan_info && chan_info->pchan == pchan && in mhu_db_mbox_to_channel()
78 void __iomem *base = chan_info->mhu->mlink[chan_info->pchan].rx_reg; in mhu_db_mbox_clear_irq()
85 unsigned int pchan; in mhu_db_mbox_irq_to_pchan_num() local
87 for (pchan = 0; pchan < MHU_CHANS; pchan++) in mhu_db_mbox_irq_to_pchan_num()
88 if (mhu->mlink[pchan].irq == irq) in mhu_db_mbox_irq_to_pchan_num()
90 return pchan; in mhu_db_mbox_irq_to_pchan_num()
94 mhu_db_mbox_irq_to_channel(struct arm_mhu *mhu, unsigned int pchan) in mhu_db_mbox_irq_to_channel() argument
100 void __iomem *base = mhu->mlink[pchan].rx_reg; in mhu_db_mbox_irq_to_channel()
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/openbmc/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.c252 struct sun6i_pchan *pchan) in sun6i_dma_dump_chan_regs() argument
263 pchan->idx, in sun6i_dma_dump_chan_regs()
265 readl(pchan->base + DMA_CHAN_ENABLE), in sun6i_dma_dump_chan_regs()
267 readl(pchan->base + DMA_CHAN_PAUSE), in sun6i_dma_dump_chan_regs()
269 readl(pchan->base + DMA_CHAN_LLI_ADDR), in sun6i_dma_dump_chan_regs()
271 readl(pchan->base + DMA_CHAN_CUR_CFG), in sun6i_dma_dump_chan_regs()
273 readl(pchan->base + DMA_CHAN_CUR_SRC), in sun6i_dma_dump_chan_regs()
275 readl(pchan->base + DMA_CHAN_CUR_DST), in sun6i_dma_dump_chan_regs()
277 readl(pchan->base + DMA_CHAN_CUR_CNT), in sun6i_dma_dump_chan_regs()
279 readl(pchan->base + DMA_CHAN_CUR_PARA)); in sun6i_dma_dump_chan_regs()
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H A Dsun4i-dma.c147 struct sun4i_dma_pchan *pchan; member
231 struct sun4i_dma_pchan *pchan = NULL, *pchans = priv->pchans; in find_and_use_pchan() local
249 pchan = &pchans[i]; in find_and_use_pchan()
250 pchan->vchan = vchan; in find_and_use_pchan()
256 return pchan; in find_and_use_pchan()
260 struct sun4i_dma_pchan *pchan) in release_pchan() argument
263 int nr = pchan - priv->pchans; in release_pchan()
267 pchan->vchan = NULL; in release_pchan()
273 static void configure_pchan(struct sun4i_dma_pchan *pchan, in configure_pchan() argument
280 if (pchan->is_dedicated) { in configure_pchan()
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H A Dtimb_dma.c685 struct timb_dma_platform_data_channel *pchan = in td_probe() local
689 if ((i % 2) == pchan->rx) { in td_probe()
702 td_chan->descs = pchan->descriptors; in td_probe()
703 td_chan->desc_elems = pchan->descriptor_elements; in td_probe()
704 td_chan->bytes_per_line = pchan->bytes_per_line; in td_probe()
705 td_chan->direction = pchan->rx ? DMA_DEV_TO_MEM : in td_probe()
710 (pchan->rx ? 0 : TIMBDMA_INSTANCE_TX_OFFSET); in td_probe()
H A Dmmp_pdma.c239 static struct mmp_pdma_phy *lookup_phy(struct mmp_pdma_chan *pchan) in lookup_phy() argument
242 struct mmp_pdma_device *pdev = to_mmp_pdma_dev(pchan->chan.device); in lookup_phy()
261 phy->vchan = pchan; in lookup_phy()
273 static void mmp_pdma_free_phy(struct mmp_pdma_chan *pchan) in mmp_pdma_free_phy() argument
275 struct mmp_pdma_device *pdev = to_mmp_pdma_dev(pchan->chan.device); in mmp_pdma_free_phy()
279 if (!pchan->phy) in mmp_pdma_free_phy()
283 reg = DRCMR(pchan->drcmr); in mmp_pdma_free_phy()
284 writel(0, pchan->phy->base + reg); in mmp_pdma_free_phy()
287 pchan->phy->vchan = NULL; in mmp_pdma_free_phy()
288 pchan->phy = NULL; in mmp_pdma_free_phy()
H A Dpxa_dma.c369 static struct pxad_phy *lookup_phy(struct pxad_chan *pchan) in lookup_phy() argument
372 struct pxad_device *pdev = to_pxad_dev(pchan->vc.chan.device); in lookup_phy()
385 for (prio = pchan->prio; prio >= PXAD_PRIO_HIGHEST; prio--) { in lookup_phy()
391 phy->vchan = pchan; in lookup_phy()
400 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()
2617 desc->pchan = pch; in pl330_get_desc()
2667 struct dma_pl330_chan *pch = desc->pchan; in get_burst_len()
/openbmc/linux/drivers/w1/masters/
H A Dds2482.c262 struct ds2482_w1_chan *pchan = data; in ds2482_w1_touch_bit() local
263 struct ds2482_data *pdev = pchan->pdev; in ds2482_w1_touch_bit()
271 ds2482_set_channel(pdev, pchan->channel); in ds2482_w1_touch_bit()
294 struct ds2482_w1_chan *pchan = data; in ds2482_w1_triplet() local
295 struct ds2482_data *pdev = pchan->pdev; in ds2482_w1_triplet()
303 ds2482_set_channel(pdev, pchan->channel); in ds2482_w1_triplet()
324 struct ds2482_w1_chan *pchan = data; in ds2482_w1_write_byte() local
325 struct ds2482_data *pdev = pchan->pdev; in ds2482_w1_write_byte()
332 ds2482_set_channel(pdev, pchan->channel); in ds2482_w1_write_byte()
348 struct ds2482_w1_chan *pchan = data; in ds2482_w1_read_byte() local
[all …]
/openbmc/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()
116 *pchan = NULL; in nouveau_channel_del()
146 u32 size, struct nouveau_channel **pchan) in nouveau_channel_prep() argument
155 chan = *pchan = kzalloc(sizeof(*chan), GFP_KERNEL); in nouveau_channel_prep()
179 nouveau_channel_del(pchan); in nouveau_channel_prep()
201 nouveau_channel_del(pchan); in nouveau_channel_prep()
251 nouveau_channel_del(pchan); in nouveau_channel_prep()
260 struct nouveau_channel **pchan) in nouveau_channel_ctor() argument
304 *pchan = chan; in nouveau_channel_ctor()
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/openbmc/linux/drivers/iio/multiplexer/
H A Diio-mux.c246 struct iio_chan_spec const *pchan = mux->parent->channel; in mux_configure_channel() local
253 chan->output = pchan->output; in mux_configure_channel()
263 if (iio_channel_has_info(pchan, IIO_CHAN_INFO_RAW)) in mux_configure_channel()
265 if (iio_channel_has_info(pchan, IIO_CHAN_INFO_SCALE)) in mux_configure_channel()
268 if (iio_channel_has_available(pchan, IIO_CHAN_INFO_RAW)) in mux_configure_channel()
294 if (!pchan->ext_info[i].write) in mux_configure_channel()
296 if (!pchan->ext_info[i].read) in mux_configure_channel()
304 pchan->ext_info[i].name); in mux_configure_channel()
309 pchan->ext_info[i].name); in mux_configure_channel()
/openbmc/linux/drivers/firmware/
H A Darm_scpi.c946 struct scpi_chan *pchan = scpi_drvinfo->channels + idx; in scpi_probe() local
947 struct mbox_client *cl = &pchan->cl; in scpi_probe()
961 pchan->rx_payload = devm_ioremap(dev, res.start, size); in scpi_probe()
962 if (!pchan->rx_payload) { in scpi_probe()
966 pchan->tx_payload = pchan->rx_payload + (size >> 1); in scpi_probe()
975 INIT_LIST_HEAD(&pchan->rx_pending); in scpi_probe()
976 INIT_LIST_HEAD(&pchan->xfers_list); in scpi_probe()
977 spin_lock_init(&pchan->rx_lock); in scpi_probe()
978 mutex_init(&pchan->xfers_lock); in scpi_probe()
980 ret = scpi_alloc_xfer_list(dev, pchan); in scpi_probe()
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/openbmc/linux/drivers/gpu/drm/nouveau/nvkm/engine/fifo/
H A Dchan.c262 nvkm_chan_del(struct nvkm_chan **pchan) in nvkm_chan_del() argument
264 struct nvkm_chan *chan = *pchan; in nvkm_chan_del()
296 nvkm_chan_put(struct nvkm_chan **pchan, unsigned long irqflags) in nvkm_chan_put() argument
298 struct nvkm_chan *chan = *pchan; in nvkm_chan_put()
303 *pchan = NULL; in nvkm_chan_put()
349 struct nvkm_memory *userd, u64 ouserd, struct nvkm_chan **pchan) in nvkm_chan_new_() argument
371 if (!(chan = *pchan = kzalloc(sizeof(*chan), GFP_KERNEL))) in nvkm_chan_new_()
/openbmc/linux/net/bluetooth/
H A Dl2cap_sock.c1803 struct l2cap_chan *pchan = l2cap_pi(parent)->chan; in l2cap_sock_init() local
1808 chan->chan_type = pchan->chan_type; in l2cap_sock_init()
1809 chan->imtu = pchan->imtu; in l2cap_sock_init()
1810 chan->omtu = pchan->omtu; in l2cap_sock_init()
1811 chan->conf_state = pchan->conf_state; in l2cap_sock_init()
1812 chan->mode = pchan->mode; in l2cap_sock_init()
1813 chan->fcs = pchan->fcs; in l2cap_sock_init()
1814 chan->max_tx = pchan->max_tx; in l2cap_sock_init()
1815 chan->tx_win = pchan->tx_win; in l2cap_sock_init()
1816 chan->tx_win_max = pchan->tx_win_max; in l2cap_sock_init()
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H A Dl2cap_core.c3942 struct l2cap_chan *chan = NULL, *pchan = NULL; in l2cap_connect()
3951 pchan = l2cap_global_chan_by_psm(BT_LISTEN, psm, &conn->hcon->src, in l2cap_connect()
3953 if (!pchan) { in l2cap_connect()
3959 l2cap_chan_lock(pchan); in l2cap_connect()
3983 chan = pchan->ops->new_connection(pchan); in l2cap_connect()
4039 if (!pchan) in l2cap_connect()
4064 l2cap_chan_unlock(pchan); in l2cap_connect_req()
4066 l2cap_chan_put(pchan); in l2cap_connect_req()
4820 struct l2cap_chan *chan, *pchan; in l2cap_le_connect_req()
3937 struct l2cap_chan *chan = NULL, *pchan = NULL; l2cap_connect() local
4815 struct l2cap_chan *chan, *pchan; l2cap_le_connect_req() local
5004 struct l2cap_chan *chan, *pchan; l2cap_ecred_conn_req() local
7235 struct l2cap_chan *pchan; l2cap_connect_cfm() local
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H A D6lowpan.c737 static inline struct l2cap_chan *chan_new_conn_cb(struct l2cap_chan *pchan) in chan_new_conn_cb() argument
745 chan->ops = pchan->ops; in chan_new_conn_cb()
747 BT_DBG("chan %p pchan %p", chan, pchan); in chan_new_conn_cb()
H A Dsmp.c3237 static inline struct l2cap_chan *smp_new_conn_cb(struct l2cap_chan *pchan) in smp_new_conn_cb() argument
3241 BT_DBG("pchan %p", pchan); in smp_new_conn_cb()
3247 chan->chan_type = pchan->chan_type; in smp_new_conn_cb()
3249 chan->scid = pchan->scid; in smp_new_conn_cb()
3251 chan->imtu = pchan->imtu; in smp_new_conn_cb()
3252 chan->omtu = pchan->omtu; in smp_new_conn_cb()
3253 chan->mode = pchan->mode; in smp_new_conn_cb()
/openbmc/qemu/audio/
H A Dsndioaudio.c386 req.pchan = as->nchannels; in sndio_init()
404 nch = (mode == SIO_PLAY) ? self->par.pchan : self->par.rchan; in sndio_init()