| /drivers/crypto/ccp/ |
| D | ccp-dmaengine.c | 87 static void ccp_free_chan_resources(struct dma_chan *dma_chan) in ccp_free_chan_resources() argument
89 struct ccp_dma_chan *chan = container_of(dma_chan, struct ccp_dma_chan, in ccp_free_chan_resources()
90 dma_chan); in ccp_free_chan_resources()
130 dma_chan_name(&chan->dma_chan)); in ccp_do_cleanup()
271 dma_chan); in ccp_cmd_callback()
305 chan = container_of(tx_desc->chan, struct ccp_dma_chan, dma_chan); in ccp_tx_submit()
341 dma_async_tx_descriptor_init(&desc->tx_desc, &chan->dma_chan); in ccp_alloc_dma_desc()
353 static struct ccp_dma_desc *ccp_create_desc(struct dma_chan *dma_chan, in ccp_create_desc() argument
360 struct ccp_dma_chan *chan = container_of(dma_chan, struct ccp_dma_chan, in ccp_create_desc()
361 dma_chan); in ccp_create_desc()
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| /drivers/dma/ |
| D | iop-adma.c | 417 static int iop_adma_alloc_chan_resources(struct dma_chan *chan) in iop_adma_alloc_chan_resources()
484 iop_adma_prep_dma_interrupt(struct dma_chan *chan, unsigned long flags) in iop_adma_prep_dma_interrupt()
506 iop_adma_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dma_dest, in iop_adma_prep_dma_memcpy()
537 iop_adma_prep_dma_xor(struct dma_chan *chan, dma_addr_t dma_dest, in iop_adma_prep_dma_xor()
572 iop_adma_prep_dma_xor_val(struct dma_chan *chan, dma_addr_t *dma_src, in iop_adma_prep_dma_xor_val()
607 iop_adma_prep_dma_pq(struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src, in iop_adma_prep_dma_pq()
671 iop_adma_prep_dma_pq_val(struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src, in iop_adma_prep_dma_pq_val()
714 static void iop_adma_free_chan_resources(struct dma_chan *chan) in iop_adma_free_chan_resources()
752 static enum dma_status iop_adma_status(struct dma_chan *chan, in iop_adma_status()
816 static void iop_adma_issue_pending(struct dma_chan *chan) in iop_adma_issue_pending()
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| D | dmaengine.c | 86 struct dma_chan *chan; in dmaengine_dbg_summary_show()
154 static struct dma_chan *dev_to_dma_chan(struct device *dev) in dev_to_dma_chan()
165 struct dma_chan *chan; in memcpy_count_show()
187 struct dma_chan *chan; in bytes_transferred_show()
209 struct dma_chan *chan; in in_use_show()
256 struct dma_chan *chan;
302 static bool dma_chan_is_local(struct dma_chan *chan, int cpu) in dma_chan_is_local()
320 static struct dma_chan *min_chan(enum dma_transaction_type cap, int cpu) in min_chan()
323 struct dma_chan *chan; in min_chan()
324 struct dma_chan *min = NULL; in min_chan()
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| D | mv_xor.c | 37 static void mv_xor_issue_pending(struct dma_chan *chan);
434 static int mv_xor_alloc_chan_resources(struct dma_chan *chan) in mv_xor_alloc_chan_resources()
555 mv_xor_prep_dma_xor(struct dma_chan *chan, dma_addr_t dest, dma_addr_t *src, in mv_xor_prep_dma_xor()
599 mv_xor_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src, in mv_xor_prep_dma_memcpy()
610 mv_xor_prep_dma_interrupt(struct dma_chan *chan, unsigned long flags) in mv_xor_prep_dma_interrupt()
627 static void mv_xor_free_chan_resources(struct dma_chan *chan) in mv_xor_free_chan_resources()
674 static enum dma_status mv_xor_status(struct dma_chan *chan, in mv_xor_status()
747 static void mv_xor_issue_pending(struct dma_chan *chan) in mv_xor_issue_pending()
766 struct dma_chan *dma_chan; in mv_chan_memcpy_self_test() local
786 dma_chan = &mv_chan->dmachan; in mv_chan_memcpy_self_test()
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| D | fsl-edma-common.h | 214 static inline struct fsl_edma_chan *to_fsl_edma_chan(struct dma_chan *chan) in to_fsl_edma_chan()
228 int fsl_edma_terminate_all(struct dma_chan *chan);
229 int fsl_edma_pause(struct dma_chan *chan);
230 int fsl_edma_resume(struct dma_chan *chan);
231 int fsl_edma_slave_config(struct dma_chan *chan,
233 enum dma_status fsl_edma_tx_status(struct dma_chan *chan,
236 struct dma_chan *chan, dma_addr_t dma_addr, size_t buf_len,
240 struct dma_chan *chan, struct scatterlist *sgl,
244 void fsl_edma_issue_pending(struct dma_chan *chan);
245 int fsl_edma_alloc_chan_resources(struct dma_chan *chan);
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| D | dmaengine.h | 16 static inline void dma_cookie_init(struct dma_chan *chan) in dma_cookie_init()
31 struct dma_chan *chan = tx->chan; in dma_cookie_assign()
68 static inline enum dma_status dma_cookie_status(struct dma_chan *chan, in dma_cookie_status()
182 struct dma_chan *dma_get_slave_channel(struct dma_chan *chan);
183 struct dma_chan *dma_get_any_slave_channel(struct dma_device *device);
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| D | of-dma.c | 55 static struct dma_chan *of_dma_router_xlate(struct of_phandle_args *dma_spec, in of_dma_router_xlate()
58 struct dma_chan *chan; in of_dma_router_xlate()
109 struct dma_chan *(*of_dma_xlate) in of_dma_controller_register()
241 struct dma_chan *of_dma_request_slave_channel(struct device_node *np, in of_dma_request_slave_channel()
246 struct dma_chan *chan; in of_dma_request_slave_channel()
311 struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec, in of_dma_simple_xlate()
341 struct dma_chan *of_dma_xlate_by_chan_id(struct of_phandle_args *dma_spec, in of_dma_xlate_by_chan_id()
345 struct dma_chan *chan, *candidate = NULL; in of_dma_xlate_by_chan_id()
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| D | mmp_tdma.c | 103 struct dma_chan chan;
139 static int mmp_tdma_config_write(struct dma_chan *chan,
166 static int mmp_tdma_disable_chan(struct dma_chan *chan) in mmp_tdma_disable_chan()
181 static int mmp_tdma_resume_chan(struct dma_chan *chan) in mmp_tdma_resume_chan()
192 static int mmp_tdma_pause_chan(struct dma_chan *chan) in mmp_tdma_pause_chan()
203 static int mmp_tdma_config_chan(struct dma_chan *chan) in mmp_tdma_config_chan()
381 static int mmp_tdma_alloc_chan_resources(struct dma_chan *chan) in mmp_tdma_alloc_chan_resources()
398 static void mmp_tdma_free_chan_resources(struct dma_chan *chan) in mmp_tdma_free_chan_resources()
423 struct dma_chan *chan, dma_addr_t dma_addr, size_t buf_len, in mmp_tdma_prep_dma_cyclic()
495 static int mmp_tdma_terminate_all(struct dma_chan *chan) in mmp_tdma_terminate_all()
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| D | nbpfaxi.c | 203 struct dma_chan dma_chan; member
291 #define nbpf_to_chan(d) container_of(d, struct nbpf_channel, dma_chan)
309 dev_dbg(chan->dma_chan.device->dev, "%s(0x%p + 0x%x) = 0x%x\n", in nbpf_chan_read()
318 dev_dbg(chan->dma_chan.device->dev, "%s(0x%p + 0x%x) = 0x%x\n", in nbpf_chan_write()
382 dev_err(chan->dma_chan.device->dev, in nbpf_error_clear()
513 struct device *dev = chan->dma_chan.device->dev; in nbpf_prep_one()
602 static void nbpf_issue_pending(struct dma_chan *dchan) in nbpf_issue_pending()
626 static enum dma_status nbpf_tx_status(struct dma_chan *dchan, in nbpf_tx_status()
685 dev_dbg(chan->dma_chan.device->dev, "Entry %s(%d)\n", __func__, cookie); in nbpf_tx_submit()
692 struct dma_chan *dchan = &chan->dma_chan; in nbpf_desc_page_alloc()
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| D | milbeaut-hdmac.c | 207 static void milbeaut_hdmac_free_chan_resources(struct dma_chan *chan) in milbeaut_hdmac_free_chan_resources()
213 milbeaut_hdmac_chan_config(struct dma_chan *chan, struct dma_slave_config *cfg) in milbeaut_hdmac_chan_config()
225 static int milbeaut_hdmac_chan_pause(struct dma_chan *chan) in milbeaut_hdmac_chan_pause()
240 static int milbeaut_hdmac_chan_resume(struct dma_chan *chan) in milbeaut_hdmac_chan_resume()
256 milbeaut_hdmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, in milbeaut_hdmac_prep_slave_sg()
287 static int milbeaut_hdmac_terminate_all(struct dma_chan *chan) in milbeaut_hdmac_terminate_all()
316 static void milbeaut_hdmac_synchronize(struct dma_chan *chan) in milbeaut_hdmac_synchronize()
321 static enum dma_status milbeaut_hdmac_tx_status(struct dma_chan *chan, in milbeaut_hdmac_tx_status()
380 static void milbeaut_hdmac_issue_pending(struct dma_chan *chan) in milbeaut_hdmac_issue_pending()
402 static struct dma_chan *
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| D | plx_dma.c | 105 struct dma_chan dma_chan; member
119 static struct plx_dma_dev *chan_to_plx_dma_dev(struct dma_chan *c) in chan_to_plx_dma_dev()
121 return container_of(c, struct plx_dma_dev, dma_chan); in chan_to_plx_dma_dev()
251 static struct dma_async_tx_descriptor *plx_dma_prep_memcpy(struct dma_chan *c, in plx_dma_prep_memcpy()
322 static enum dma_status plx_dma_tx_status(struct dma_chan *chan, in plx_dma_tx_status()
337 static void plx_dma_issue_pending(struct dma_chan *chan) in plx_dma_issue_pending()
391 dma_async_tx_descriptor_init(&desc->txd, &plxdev->dma_chan); in plx_dma_alloc_desc()
407 static int plx_dma_alloc_chan_resources(struct dma_chan *chan) in plx_dma_alloc_chan_resources()
452 static void plx_dma_free_chan_resources(struct dma_chan *chan) in plx_dma_free_chan_resources()
501 struct dma_chan *chan; in plx_dma_create()
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| D | mxs-dma.c | 111 struct dma_chan chan;
179 static struct mxs_dma_chan *to_mxs_dma_chan(struct dma_chan *chan) in to_mxs_dma_chan()
184 static void mxs_dma_reset_chan(struct dma_chan *chan) in mxs_dma_reset_chan()
233 static void mxs_dma_enable_chan(struct dma_chan *chan) in mxs_dma_enable_chan()
256 static void mxs_dma_disable_chan(struct dma_chan *chan) in mxs_dma_disable_chan()
263 static int mxs_dma_pause_chan(struct dma_chan *chan) in mxs_dma_pause_chan()
281 static int mxs_dma_resume_chan(struct dma_chan *chan) in mxs_dma_resume_chan()
396 static int mxs_dma_alloc_chan_resources(struct dma_chan *chan) in mxs_dma_alloc_chan_resources()
438 static void mxs_dma_free_chan_resources(struct dma_chan *chan) in mxs_dma_free_chan_resources()
476 struct dma_chan *chan, struct scatterlist *sgl, in mxs_dma_prep_slave_sg()
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| /drivers/dma/ioat/ |
| D | dma.h | 95 struct dma_chan dma_chan; member
142 ssize_t (*show)(struct dma_chan *, char *);
143 ssize_t (*store)(struct dma_chan *, const char *, size_t);
205 static inline struct ioatdma_chan *to_ioat_chan(struct dma_chan *c) in to_ioat_chan()
207 return container_of(c, struct ioatdma_chan, dma_chan); in to_ioat_chan()
358 ioat_dma_prep_memcpy_lock(struct dma_chan *c, dma_addr_t dma_dest,
361 ioat_prep_interrupt_lock(struct dma_chan *c, unsigned long flags);
363 ioat_prep_xor(struct dma_chan *chan, dma_addr_t dest, dma_addr_t *src,
366 ioat_prep_xor_val(struct dma_chan *chan, dma_addr_t *src,
370 ioat_prep_pq(struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src,
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| D | sysfs.c | 17 static ssize_t cap_show(struct dma_chan *c, char *page) in cap_show()
31 static ssize_t version_show(struct dma_chan *c, char *page) in version_show()
52 return entry->show(&ioat_chan->dma_chan, page); in ioat_attr_show()
67 return entry->store(&ioat_chan->dma_chan, page, count); in ioat_attr_store()
78 struct dma_chan *c; in ioat_kobject_add()
99 struct dma_chan *c; in ioat_kobject_del()
111 static ssize_t ring_size_show(struct dma_chan *c, char *page) in ring_size_show()
119 static ssize_t ring_active_show(struct dma_chan *c, char *page) in ring_active_show()
128 static ssize_t intr_coalesce_show(struct dma_chan *c, char *page) in intr_coalesce_show()
135 static ssize_t intr_coalesce_store(struct dma_chan *c, const char *page, in intr_coalesce_store()
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| D | init.c | 307 struct dma_chan *dma_chan; in ioat_dma_self_test() local
330 dma_chan = container_of(dma->channels.next, struct dma_chan, in ioat_dma_self_test()
332 if (dma->device_alloc_chan_resources(dma_chan) < 1) { in ioat_dma_self_test()
351 tx = ioat_dma->dma_dev.device_prep_dma_memcpy(dma_chan, dma_dest, in ioat_dma_self_test()
370 dma->device_issue_pending(dma_chan); in ioat_dma_self_test()
375 dma->device_tx_status(dma_chan, cookie, NULL) in ioat_dma_self_test()
392 dma->device_free_chan_resources(dma_chan); in ioat_dma_self_test()
607 static void ioat_free_chan_resources(struct dma_chan *c) in ioat_free_chan_resources()
678 static int ioat_alloc_chan_resources(struct dma_chan *c) in ioat_alloc_chan_resources()
774 ioat_chan->dma_chan.device = dma; in ioat_init_channel()
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| /drivers/usb/musb/ |
| D | ux500_dma.c | 34 struct dma_chan *dma_chan; member
76 struct dma_chan *dma_chan = ux500_channel->dma_chan; in ux500_configure_channel() local
112 dmaengine_slave_config(dma_chan, &slave_conf); in ux500_configure_channel()
114 dma_desc = dmaengine_prep_slave_sg(dma_chan, &sg, 1, direction, in ux500_configure_channel()
123 dma_async_issue_pending(dma_chan); in ux500_configure_channel()
233 dmaengine_terminate_all(ux500_channel->dma_chan); in ux500_dma_channel_abort()
251 if (ux500_channel->dma_chan) in ux500_dma_controller_stop()
252 dma_release_channel(ux500_channel->dma_chan); in ux500_dma_controller_stop()
261 if (ux500_channel->dma_chan) in ux500_dma_controller_stop()
262 dma_release_channel(ux500_channel->dma_chan); in ux500_dma_controller_stop()
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| /drivers/ata/ |
| D | pata_pxa.c | 26 struct dma_chan *dma_chan; member
39 status = dmaengine_tx_status(pd->dma_chan, pd->dma_cookie, NULL); in pxa_ata_dma_irq()
57 tx = dmaengine_prep_slave_sg(pd->dma_chan, qc->sg, qc->n_elem, dir, in pxa_qc_prep()
86 dma_async_issue_pending(pd->dma_chan); in pxa_bmdma_start()
97 status = dmaengine_tx_status(pd->dma_chan, pd->dma_cookie, NULL); in pxa_bmdma_stop()
102 dmaengine_terminate_all(pd->dma_chan); in pxa_bmdma_stop()
116 status = dmaengine_tx_status(pd->dma_chan, pd->dma_cookie, &state); in pxa_bmdma_status()
277 data->dma_chan = in pxa_ata_probe()
279 if (!data->dma_chan) in pxa_ata_probe()
281 ret = dmaengine_slave_config(data->dma_chan, &config); in pxa_ata_probe()
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| /drivers/dma/sh/ |
| D | shdma-base.c | 36 #define to_shdma_chan(c) container_of(c, struct shdma_chan, dma_chan)
54 struct shdma_dev *sdev = to_shdma_dev(schan->dma_chan.device); in shdma_chan_xfer_ld_queue()
128 to_shdma_dev(schan->dma_chan.device); in shdma_tx_submit()
173 struct shdma_dev *sdev = to_shdma_dev(schan->dma_chan.device); in shdma_setup_slave()
203 static int shdma_alloc_chan_resources(struct dma_chan *chan) in shdma_alloc_chan_resources()
206 struct shdma_dev *sdev = to_shdma_dev(schan->dma_chan.device); in shdma_alloc_chan_resources()
238 &schan->dma_chan); in shdma_alloc_chan_resources()
274 bool shdma_chan_filter(struct dma_chan *chan, void *arg) in shdma_chan_filter()
357 if (schan->dma_chan.completed_cookie != desc->cookie - 1) in __ld_cleanup()
361 schan->dma_chan.completed_cookie + 1); in __ld_cleanup()
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| /drivers/dma/idxd/ |
| D | dma.c | 15 static inline struct idxd_wq *to_idxd_wq(struct dma_chan *c) in to_idxd_wq()
86 idxd_dma_prep_interrupt(struct dma_chan *c, unsigned long flags) in idxd_dma_prep_interrupt()
107 idxd_dma_submit_memcpy(struct dma_chan *c, dma_addr_t dma_dest, in idxd_dma_submit_memcpy()
135 static int idxd_dma_alloc_chan_resources(struct dma_chan *chan) in idxd_dma_alloc_chan_resources()
146 static void idxd_dma_free_chan_resources(struct dma_chan *chan) in idxd_dma_free_chan_resources()
156 static enum dma_status idxd_dma_tx_status(struct dma_chan *dma_chan, in idxd_dma_tx_status() argument
167 static void idxd_dma_issue_pending(struct dma_chan *dma_chan) in idxd_dma_issue_pending() argument
173 struct dma_chan *c = tx->chan; in idxd_dma_tx_submit()
254 struct dma_chan *chan; in idxd_register_dma_channel()
288 struct dma_chan *chan = &idxd_chan->chan; in idxd_unregister_dma_channel()
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| /drivers/spi/ |
| D | spi-sprd.c | 145 struct dma_chan *dma_chan[SPRD_SPI_MAX]; member
488 static int sprd_spi_dma_submit(struct dma_chan *dma_chan, in sprd_spi_dma_submit() argument
498 ret = dmaengine_slave_config(dma_chan, c); in sprd_spi_dma_submit()
504 desc = dmaengine_prep_slave_sg(dma_chan, sg->sgl, sg->nents, dir, flags); in sprd_spi_dma_submit()
512 dma_async_issue_pending(dma_chan); in sprd_spi_dma_submit()
519 struct dma_chan *dma_chan = ss->dma.dma_chan[SPRD_SPI_RX]; in sprd_spi_dma_rx_config() local
528 ret = sprd_spi_dma_submit(dma_chan, &config, &t->rx_sg, DMA_DEV_TO_MEM); in sprd_spi_dma_rx_config()
537 struct dma_chan *dma_chan = ss->dma.dma_chan[SPRD_SPI_TX]; in sprd_spi_dma_tx_config() local
546 ret = sprd_spi_dma_submit(dma_chan, &config, &t->tx_sg, DMA_MEM_TO_DEV); in sprd_spi_dma_tx_config()
555 ss->dma.dma_chan[SPRD_SPI_RX] = dma_request_chan(ss->dev, "rx_chn"); in sprd_spi_dma_request()
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| /drivers/staging/comedi/drivers/ |
| D | comedi_isadma.c | 41 unsigned int comedi_isadma_disable(unsigned int dma_chan) in comedi_isadma_disable() argument
47 disable_dma(dma_chan); in comedi_isadma_disable()
48 residue = get_dma_residue(dma_chan); in comedi_isadma_disable()
62 unsigned int comedi_isadma_disable_on_sample(unsigned int dma_chan, in comedi_isadma_disable_on_sample() argument
70 residue = comedi_isadma_disable(dma_chan); in comedi_isadma_disable_on_sample()
74 enable_dma(dma_chan); in comedi_isadma_disable_on_sample()
78 new_residue = comedi_isadma_disable(dma_chan); in comedi_isadma_disable_on_sample()
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| D | comedi_isadma.h | 61 unsigned int comedi_isadma_disable(unsigned int dma_chan);
62 unsigned int comedi_isadma_disable_on_sample(unsigned int dma_chan,
79 static inline unsigned int comedi_isadma_disable(unsigned int dma_chan) in comedi_isadma_disable() argument
85 comedi_isadma_disable_on_sample(unsigned int dma_chan, unsigned int size) in comedi_isadma_disable_on_sample() argument
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| /drivers/iio/adc/ |
| D | at91-sama5d2_adc.c | 361 struct dma_chan *dma_chan; member
752 if (st->dma_st.dma_chan) in at91_adc_reenable_trigger()
775 status = dmaengine_tx_status(st->dma_st.dma_chan, in at91_adc_dma_size_done()
776 st->dma_st.dma_chan->cookie, in at91_adc_dma_size_done()
807 if (!st->dma_st.dma_chan) in at91_adc_dma_start()
832 desc = dmaengine_prep_dma_cyclic(st->dma_st.dma_chan, in at91_adc_dma_start()
850 dmaengine_terminate_async(st->dma_st.dma_chan); in at91_adc_dma_start()
857 dma_async_issue_pending(st->dma_st.dma_chan); in at91_adc_dma_start()
871 if (st->dma_st.dma_chan) in at91_adc_buffer_check_use_irq()
975 if (st->dma_st.dma_chan) in at91_adc_buffer_postdisable()
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| /drivers/dma/ipu/ |
| D | ipu_idmac.c | 605 enum ipu_channel channel = ichan->dma_chan.chan_id; in ipu_enable_channel()
657 enum ipu_channel channel = ichan->dma_chan.chan_id; in ipu_init_channel_buffer()
658 struct idmac *idmac = to_idmac(ichan->dma_chan.device); in ipu_init_channel_buffer()
732 enum ipu_channel channel = ichan->dma_chan.chan_id; in ipu_update_channel_buffer()
776 unsigned int chan_id = ichan->dma_chan.chan_id; in ipu_submit_buffer()
777 struct device *dev = &ichan->dma_chan.dev->device; in ipu_submit_buffer()
825 struct device *dev = &ichan->dma_chan.dev->device; in idmac_tx_submit()
898 ichan->dma_chan.cookie = cookie; in idmac_tx_submit()
912 struct idmac *idmac = to_idmac(ichan->dma_chan.device); in idmac_desc_alloc()
929 dma_async_tx_descriptor_init(txd, &ichan->dma_chan); in idmac_desc_alloc()
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| /drivers/mtd/nand/onenand/ |
| D | onenand_omap2.c | 42 struct dma_chan *dma_chan; member
331 tx = dmaengine_prep_dma_memcpy(c->dma_chan, dst, src, count, in omap2_onenand_dma_transfer()
349 dma_async_issue_pending(c->dma_chan); in omap2_onenand_dma_transfer()
353 dmaengine_terminate_sync(c->dma_chan); in omap2_onenand_dma_transfer()
514 c->dma_chan = dma_request_channel(mask, NULL, NULL); in omap2_onenand_probe()
515 if (c->dma_chan) { in omap2_onenand_probe()
527 c->dma_chan ? "DMA" : "PIO"); in omap2_onenand_probe()
578 if (c->dma_chan) in omap2_onenand_probe()
579 dma_release_channel(c->dma_chan); in omap2_onenand_probe()
589 if (c->dma_chan) in omap2_onenand_remove()
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