| /Linux-v5.4/include/linux/ |
| D | dmaengine.h | 253 struct dma_chan { struct
282 struct dma_chan *chan; argument
426 static inline const char *dma_chan_name(struct dma_chan *chan) in dma_chan_name()
444 typedef bool (*dma_filter_fn)(struct dma_chan *chan, void *filter_param);
500 struct dma_chan *chan;
748 int (*device_alloc_chan_resources)(struct dma_chan *chan);
749 void (*device_free_chan_resources)(struct dma_chan *chan);
752 struct dma_chan *chan, dma_addr_t dst, dma_addr_t src,
755 struct dma_chan *chan, dma_addr_t dst, dma_addr_t *src,
758 struct dma_chan *chan, dma_addr_t *src, unsigned int src_cnt,
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| D | acpi_dma.h | 44 struct dma_chan *(*acpi_dma_xlate)
60 struct dma_chan *(*acpi_dma_xlate)
65 struct dma_chan *(*acpi_dma_xlate)
70 struct dma_chan *acpi_dma_request_slave_chan_by_index(struct device *dev,
72 struct dma_chan *acpi_dma_request_slave_chan_by_name(struct device *dev,
75 struct dma_chan *acpi_dma_simple_xlate(struct acpi_dma_spec *dma_spec,
80 struct dma_chan *(*acpi_dma_xlate) in acpi_dma_controller_register()
91 struct dma_chan *(*acpi_dma_xlate) in devm_acpi_dma_controller_register()
101 static inline struct dma_chan *acpi_dma_request_slave_chan_by_index( in acpi_dma_request_slave_chan_by_index()
106 static inline struct dma_chan *acpi_dma_request_slave_chan_by_name( in acpi_dma_request_slave_chan_by_name()
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| D | of_dma.h | 21 struct dma_chan *(*of_dma_xlate)
36 struct dma_chan *(*of_dma_xlate)
47 extern struct dma_chan *of_dma_request_slave_channel(struct device_node *np,
49 extern struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec,
51 extern struct dma_chan *of_dma_xlate_by_chan_id(struct of_phandle_args *dma_spec,
56 struct dma_chan *(*of_dma_xlate) in of_dma_controller_register()
77 static inline struct dma_chan *of_dma_request_slave_channel(struct device_node *np, in of_dma_request_slave_channel()
83 static inline struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec, in of_dma_simple_xlate()
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| /Linux-v5.4/arch/mips/include/asm/mach-au1x00/ |
| D | au1000_dma.h | 106 struct dma_chan { struct
118 extern struct dma_chan au1000_dma_table[]; argument
130 static inline struct dma_chan *get_dma_chan(unsigned int dmanr) in get_dma_chan()
156 struct dma_chan *chan = get_dma_chan(dmanr); in enable_dma_buffer0()
165 struct dma_chan *chan = get_dma_chan(dmanr); in enable_dma_buffer1()
173 struct dma_chan *chan = get_dma_chan(dmanr); in enable_dma_buffers()
182 struct dma_chan *chan = get_dma_chan(dmanr); in start_dma()
193 struct dma_chan *chan = get_dma_chan(dmanr); in halt_dma()
210 struct dma_chan *chan = get_dma_chan(dmanr); in disable_dma()
223 struct dma_chan *chan = get_dma_chan(dmanr); in dma_halted()
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| /Linux-v5.4/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()
352 static struct ccp_dma_desc *ccp_create_desc(struct dma_chan *dma_chan, in ccp_create_desc() argument
359 struct ccp_dma_chan *chan = container_of(dma_chan, struct ccp_dma_chan, in ccp_create_desc()
360 dma_chan); in ccp_create_desc()
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| /Linux-v5.4/sound/core/ |
| D | pcm_dmaengine.c | 23 struct dma_chan *dma_chan; member
35 struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream) in snd_dmaengine_pcm_get_chan()
39 return prtd->dma_chan; in snd_dmaengine_pcm_get_chan()
146 struct dma_chan *chan = prtd->dma_chan; in dmaengine_pcm_prepare_and_submit()
193 dma_async_issue_pending(prtd->dma_chan); in snd_dmaengine_pcm_trigger()
197 dmaengine_resume(prtd->dma_chan); in snd_dmaengine_pcm_trigger()
201 dmaengine_pause(prtd->dma_chan); in snd_dmaengine_pcm_trigger()
203 dmaengine_terminate_async(prtd->dma_chan); in snd_dmaengine_pcm_trigger()
206 dmaengine_pause(prtd->dma_chan); in snd_dmaengine_pcm_trigger()
209 dmaengine_terminate_async(prtd->dma_chan); in snd_dmaengine_pcm_trigger()
[all …]
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| /Linux-v5.4/arch/arm/plat-omap/ |
| D | dma.c | 134 static struct omap_dma_lch *dma_chan; variable
496 p->dma_write(dma_chan[lch].enabled_irqs, CICR, lch); in omap_enable_channel_irq()
512 dma_chan[lch].enabled_irqs |= bits; in omap_enable_dma_irq()
518 dma_chan[lch].enabled_irqs &= ~bits; in omap_disable_dma_irq()
532 if (dma_chan[lch].next_lch != -1) in enable_lnk()
533 l = dma_chan[lch].next_lch | (1 << 15); in enable_lnk()
537 if (dma_chan[lch].next_linked_ch != -1) in enable_lnk()
538 l = dma_chan[lch].next_linked_ch | (1 << 15); in enable_lnk()
564 dma_chan[lch].flags &= ~OMAP_DMA_ACTIVE; in disable_lnk()
615 if (free_ch == -1 && dma_chan[ch].dev_id == -1) { in omap_request_dma()
[all …]
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| /Linux-v5.4/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 | 69 static struct dma_chan *dev_to_dma_chan(struct device *dev) in dev_to_dma_chan()
80 struct dma_chan *chan; in memcpy_count_show()
102 struct dma_chan *chan; in bytes_transferred_show()
124 struct dma_chan *chan; in in_use_show()
180 static struct module *dma_chan_to_owner(struct dma_chan *chan) in dma_chan_to_owner()
191 static void balance_ref_count(struct dma_chan *chan) in balance_ref_count()
207 static int dma_chan_get(struct dma_chan *chan) in dma_chan_get()
246 static void dma_chan_put(struct dma_chan *chan) in dma_chan_put()
270 enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie) in dma_sync_wait()
301 struct dma_chan *chan;
[all …]
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| D | fsl-edma-common.h | 213 static inline struct fsl_edma_chan *to_fsl_edma_chan(struct dma_chan *chan) in to_fsl_edma_chan()
227 int fsl_edma_terminate_all(struct dma_chan *chan);
228 int fsl_edma_pause(struct dma_chan *chan);
229 int fsl_edma_resume(struct dma_chan *chan);
230 int fsl_edma_slave_config(struct dma_chan *chan,
232 enum dma_status fsl_edma_tx_status(struct dma_chan *chan,
235 struct dma_chan *chan, dma_addr_t dma_addr, size_t buf_len,
239 struct dma_chan *chan, struct scatterlist *sgl,
243 void fsl_edma_issue_pending(struct dma_chan *chan);
244 int fsl_edma_alloc_chan_resources(struct dma_chan *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 | of-dma.c | 53 static struct dma_chan *of_dma_router_xlate(struct of_phandle_args *dma_spec, in of_dma_router_xlate()
56 struct dma_chan *chan; in of_dma_router_xlate()
102 struct dma_chan *(*of_dma_xlate) in of_dma_controller_register()
234 struct dma_chan *of_dma_request_slave_channel(struct device_node *np, in of_dma_request_slave_channel()
239 struct dma_chan *chan; in of_dma_request_slave_channel()
304 struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec, in of_dma_simple_xlate()
334 struct dma_chan *of_dma_xlate_by_chan_id(struct of_phandle_args *dma_spec, in of_dma_xlate_by_chan_id()
338 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()
379 static int mmp_tdma_alloc_chan_resources(struct dma_chan *chan) in mmp_tdma_alloc_chan_resources()
396 static void mmp_tdma_free_chan_resources(struct dma_chan *chan) in mmp_tdma_free_chan_resources()
421 struct dma_chan *chan, dma_addr_t dma_addr, size_t buf_len, in mmp_tdma_prep_dma_cyclic()
485 static int mmp_tdma_terminate_all(struct dma_chan *chan) in mmp_tdma_terminate_all()
[all …]
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| /Linux-v5.4/sound/soc/fsl/ |
| D | fsl_asrc_dma.c | 34 static bool filter(struct dma_chan *chan, void *param) in filter()
73 pair->dma_chan[!dir], runtime->dma_addr, in fsl_asrc_dma_prepare_and_submit()
89 pair->dma_chan[dir], 0xffff, 64, 64, DMA_DEV_TO_DEV, 0); in fsl_asrc_dma_prepare_and_submit()
113 dma_async_issue_pending(pair->dma_chan[IN]); in fsl_asrc_dma_trigger()
114 dma_async_issue_pending(pair->dma_chan[OUT]); in fsl_asrc_dma_trigger()
119 dmaengine_terminate_all(pair->dma_chan[OUT]); in fsl_asrc_dma_trigger()
120 dmaengine_terminate_all(pair->dma_chan[IN]); in fsl_asrc_dma_trigger()
147 struct dma_chan *tmp_chan; in fsl_asrc_dma_hw_params()
178 pair->dma_chan[!dir] = fsl_asrc_get_dma_channel(pair, !dir); in fsl_asrc_dma_hw_params()
179 if (!pair->dma_chan[!dir]) { in fsl_asrc_dma_hw_params()
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| /Linux-v5.4/drivers/dma/ioat/ |
| D | dma.h | 90 struct dma_chan dma_chan; member
139 ssize_t (*show)(struct dma_chan *, char *);
140 ssize_t (*store)(struct dma_chan *, const char *, size_t);
202 static inline struct ioatdma_chan *to_ioat_chan(struct dma_chan *c) in to_ioat_chan()
204 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()
611 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()
770 struct dma_chan *c = &ioat_chan->dma_chan; in ioat_init_channel()
[all …]
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| /Linux-v5.4/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()
[all …]
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| /Linux-v5.4/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()
84 dma_async_issue_pending(pd->dma_chan); in pxa_bmdma_start()
95 status = dmaengine_tx_status(pd->dma_chan, pd->dma_cookie, NULL); in pxa_bmdma_stop()
100 dmaengine_terminate_all(pd->dma_chan); in pxa_bmdma_stop()
114 status = dmaengine_tx_status(pd->dma_chan, pd->dma_cookie, &state); in pxa_bmdma_status()
275 data->dma_chan = in pxa_ata_probe()
277 if (!data->dma_chan) in pxa_ata_probe()
279 ret = dmaengine_slave_config(data->dma_chan, &config); in pxa_ata_probe()
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| /Linux-v5.4/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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| /Linux-v5.4/sound/soc/txx9/ |
| D | txx9aclc.c | 123 struct dma_chan *chan = dmadata->dma_chan; in txx9aclc_dma_submit()
150 struct dma_chan *chan = dmadata->dma_chan; in txx9aclc_dma_tasklet()
267 struct dma_chan *chan = dmadata->dma_chan; in txx9aclc_pcm_close()
320 if (dev->dmadata[i].dma_chan) in txx9aclc_pcm_new()
321 dma_release_channel(dev->dmadata[i].dma_chan); in txx9aclc_pcm_new()
322 dev->dmadata[i].dma_chan = NULL; in txx9aclc_pcm_new()
327 static bool filter(struct dma_chan *chan, void *param) in filter()
364 dmadata->dma_chan = dma_request_channel(mask, filter, dmadata); in txx9aclc_dma_init()
365 if (!dmadata->dma_chan) { in txx9aclc_dma_init()
397 struct dma_chan *chan = dmadata->dma_chan; in txx9aclc_pcm_remove()
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| /Linux-v5.4/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()
[all …]
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| /Linux-v5.4/drivers/staging/comedi/drivers/ |
| 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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| 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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| /Linux-v5.4/include/linux/dma/ |
| D | mmp-pdma.h | 5 struct dma_chan;
8 bool mmp_pdma_filter_fn(struct dma_chan *chan, void *param);
10 static inline bool mmp_pdma_filter_fn(struct dma_chan *chan, void *param) in mmp_pdma_filter_fn()
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