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Searched refs:dma_chan (Results 1 – 25 of 306) sorted by relevance

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/drivers/crypto/ccp/
A Dccp-dmaengine.c507 struct dma_chan *dma_chan, unsigned long flags) in ccp_prep_dma_interrupt() argument
520 static void ccp_issue_pending(struct dma_chan *dma_chan) in ccp_issue_pending() argument
577 static int ccp_pause(struct dma_chan *dma_chan) in ccp_pause() argument
589 static int ccp_resume(struct dma_chan *dma_chan) in ccp_resume() argument
613 static int ccp_terminate_all(struct dma_chan *dma_chan) in ccp_terminate_all() argument
638 struct dma_chan *dma_chan; in ccp_dma_release() local
643 dma_chan = &chan->dma_chan; in ccp_dma_release()
653 struct dma_chan *dma_chan; in ccp_dma_release_channels() local
658 dma_chan = &chan->dma_chan; in ccp_dma_release_channels()
669 struct dma_chan *dma_chan; in ccp_dmaengine_register() local
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/drivers/dma/amd/ptdma/
A Dptdma-dmaengine.c65 static inline struct pt_dma_chan *to_pt_chan(struct dma_chan *dma_chan) in to_pt_chan() argument
75 static void pt_free_chan_resources(struct dma_chan *dma_chan) in pt_free_chan_resources() argument
82 static void pt_synchronize(struct dma_chan *dma_chan) in pt_synchronize() argument
265 struct dma_chan *dma_chan; in pt_cmd_callback() local
340 struct dma_chan *dma_chan; in pt_cmd_callback_work() local
380 static struct pt_dma_desc *pt_create_desc(struct dma_chan *dma_chan, in pt_create_desc() argument
423 pt_prep_dma_memcpy(struct dma_chan *dma_chan, dma_addr_t dst, in pt_prep_dma_memcpy() argument
448 static void pt_issue_pending(struct dma_chan *dma_chan) in pt_issue_pending() argument
502 static int pt_pause(struct dma_chan *dma_chan) in pt_pause() argument
517 static int pt_resume(struct dma_chan *dma_chan) in pt_resume() argument
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/drivers/dma/
A Ddmaengine.c88 struct dma_chan *chan; in dmaengine_dbg_summary_show()
167 struct dma_chan *chan; in memcpy_count_show()
189 struct dma_chan *chan; in bytes_transferred_show()
211 struct dma_chan *chan; in in_use_show()
258 struct dma_chan *chan;
325 struct dma_chan *chan; in min_chan()
365 struct dma_chan *chan; in dma_channel_rebalance()
559 struct dma_chan *chan; in dma_issue_pending_all()
625 struct dma_chan *chan; in private_candidate()
699 struct dma_chan *dma_get_slave_channel(struct dma_chan *chan) in dma_get_slave_channel()
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A Dmv_xor.c766 struct dma_chan *dma_chan; in mv_chan_memcpy_self_test() local
786 dma_chan = &mv_chan->dmachan; in mv_chan_memcpy_self_test()
826 dev_err(dma_chan->device->dev, in mv_chan_memcpy_self_test()
834 dev_err(dma_chan->device->dev, in mv_chan_memcpy_self_test()
840 mv_xor_issue_pending(dma_chan); in mv_chan_memcpy_self_test()
846 dev_err(dma_chan->device->dev, in mv_chan_memcpy_self_test()
855 dev_err(dma_chan->device->dev, in mv_chan_memcpy_self_test()
881 struct dma_chan *dma_chan; in mv_chan_xor_self_test() local
919 dma_chan = &mv_chan->dmachan; in mv_chan_xor_self_test()
959 dev_err(dma_chan->device->dev, in mv_chan_xor_self_test()
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A Ddmaengine.h16 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);
A Dloongson1-apb-dma.c92 static inline struct device *chan2dev(struct dma_chan *chan) in chan2dev()
100 struct dma_chan *dchan = &chan->vc.chan; in ls1x_dma_query()
118 struct dma_chan *dchan = &chan->vc.chan; in ls1x_dma_start()
143 static void ls1x_dma_free_chan_resources(struct dma_chan *dchan) in ls1x_dma_free_chan_resources()
361 static int ls1x_dma_slave_config(struct dma_chan *dchan, in ls1x_dma_slave_config()
374 static int ls1x_dma_pause(struct dma_chan *dchan) in ls1x_dma_pause()
388 static int ls1x_dma_resume(struct dma_chan *dchan) in ls1x_dma_resume()
397 static int ls1x_dma_terminate_all(struct dma_chan *dchan) in ls1x_dma_terminate_all()
418 static void ls1x_dma_synchronize(struct dma_chan *dchan) in ls1x_dma_synchronize()
468 static void ls1x_dma_issue_pending(struct dma_chan *dchan) in ls1x_dma_issue_pending()
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A Dmmp_tdma.c103 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()
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()
506 static int mmp_tdma_config(struct dma_chan *chan, in mmp_tdma_config()
516 static int mmp_tdma_config_write(struct dma_chan *chan, in mmp_tdma_config_write()
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A Dof-dma.c55 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()
119 struct dma_chan *(*of_dma_xlate) in of_dma_controller_register()
251 struct dma_chan *of_dma_request_slave_channel(struct device_node *np, in of_dma_request_slave_channel()
256 struct dma_chan *chan; in of_dma_request_slave_channel()
321 struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec, in of_dma_simple_xlate()
351 struct dma_chan *of_dma_xlate_by_chan_id(struct of_phandle_args *dma_spec, in of_dma_xlate_by_chan_id()
355 struct dma_chan *chan, *candidate = NULL; in of_dma_xlate_by_chan_id()
A Dfsl-edma-common.h488 int fsl_edma_terminate_all(struct dma_chan *chan);
489 int fsl_edma_pause(struct dma_chan *chan);
490 int fsl_edma_resume(struct dma_chan *chan);
491 int fsl_edma_slave_config(struct dma_chan *chan,
493 enum dma_status fsl_edma_tx_status(struct dma_chan *chan,
496 struct dma_chan *chan, dma_addr_t dma_addr, size_t buf_len,
500 struct dma_chan *chan, struct scatterlist *sgl,
504 struct dma_chan *chan, dma_addr_t dma_dst, dma_addr_t dma_src,
507 void fsl_edma_issue_pending(struct dma_chan *chan);
508 int fsl_edma_alloc_chan_resources(struct dma_chan *chan);
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A Dnbpfaxi.c202 struct dma_chan dma_chan; member
381 dev_err(chan->dma_chan.device->dev, in nbpf_error_clear()
512 struct device *dev = chan->dma_chan.device->dev; in nbpf_prep_one()
691 struct dma_chan *dchan = &chan->dma_chan; in nbpf_desc_page_alloc()
876 static int nbpf_pause(struct dma_chan *dchan) in nbpf_pause()
890 static int nbpf_terminate_all(struct dma_chan *dchan) in nbpf_terminate_all()
903 static int nbpf_config(struct dma_chan *dchan, in nbpf_config()
1104 struct dma_chan *dchan; in nbpf_of_xlate()
1267 chan->dma_chan.device = dma_dev; in nbpf_chan_probe()
1268 dma_cookie_init(&chan->dma_chan); in nbpf_chan_probe()
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A Dmxs-dma.c110 struct dma_chan chan;
183 static void mxs_dma_reset_chan(struct dma_chan *chan) in mxs_dma_reset_chan()
232 static void mxs_dma_enable_chan(struct dma_chan *chan) in mxs_dma_enable_chan()
255 static void mxs_dma_disable_chan(struct dma_chan *chan) in mxs_dma_disable_chan()
262 static int mxs_dma_pause_chan(struct dma_chan *chan) in mxs_dma_pause_chan()
280 static int mxs_dma_resume_chan(struct dma_chan *chan) in mxs_dma_resume_chan()
395 static int mxs_dma_alloc_chan_resources(struct dma_chan *chan) in mxs_dma_alloc_chan_resources()
437 static void mxs_dma_free_chan_resources(struct dma_chan *chan) in mxs_dma_free_chan_resources()
475 struct dma_chan *chan, struct scatterlist *sgl, in mxs_dma_prep_slave_sg()
574 struct dma_chan *chan, dma_addr_t dma_addr, size_t buf_len, in mxs_dma_prep_dma_cyclic()
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A Dmilbeaut-hdmac.c207 static void milbeaut_hdmac_free_chan_resources(struct dma_chan *chan) in milbeaut_hdmac_free_chan_resources()
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 *
408 struct dma_chan *chan; in milbeaut_hdmac_xlate()
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A Dmoxart-dma.c157 static struct device *chan2dev(struct dma_chan *chan) in chan2dev()
162 static inline struct moxart_chan *to_moxart_dma_chan(struct dma_chan *c) in to_moxart_dma_chan()
178 static int moxart_terminate_all(struct dma_chan *chan) in moxart_terminate_all()
205 static int moxart_slave_config(struct dma_chan *chan, in moxart_slave_config()
262 struct dma_chan *chan, struct scatterlist *sgl, in moxart_prep_slave_sg()
327 struct dma_chan *chan; in moxart_of_xlate()
340 static int moxart_alloc_chan_resources(struct dma_chan *chan) in moxart_alloc_chan_resources()
351 static void moxart_free_chan_resources(struct dma_chan *chan) in moxart_free_chan_resources()
410 static void moxart_dma_start_desc(struct dma_chan *chan) in moxart_dma_start_desc()
430 static void moxart_issue_pending(struct dma_chan *chan) in moxart_issue_pending()
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/drivers/dma/ioat/
A Ddma.h96 struct dma_chan dma_chan; member
143 ssize_t (*show)(struct dma_chan *, char *);
144 ssize_t (*store)(struct dma_chan *, const char *, size_t);
204 static inline struct ioatdma_chan *to_ioat_chan(struct dma_chan *c) in to_ioat_chan()
206 return container_of(c, struct ioatdma_chan, dma_chan); in to_ioat_chan()
357 ioat_dma_prep_memcpy_lock(struct dma_chan *c, dma_addr_t dma_dest,
365 ioat_prep_xor_val(struct dma_chan *chan, dma_addr_t *src,
380 ioat_prep_pqxor_val(struct dma_chan *chan, dma_addr_t *src,
388 ioat_alloc_ring(struct dma_chan *c, int order, gfp_t flags);
393 ioat_tx_status(struct dma_chan *c, dma_cookie_t cookie,
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A Dsysfs.c17 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()
A Dinit.c307 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()
370 dma->device_issue_pending(dma_chan); in ioat_dma_self_test()
763 ioat_chan->dma_chan.device = dma; in ioat_init_channel()
781 struct dma_chan *dma_chan; in ioat_xor_val_self_test() local
830 dma_chan = container_of(dma->channels.next, struct dma_chan, in ioat_xor_val_self_test()
874 dma->device_issue_pending(dma_chan); in ioat_xor_val_self_test()
942 dma->device_issue_pending(dma_chan); in ioat_xor_val_self_test()
995 dma->device_issue_pending(dma_chan); in ioat_xor_val_self_test()
1053 struct dma_chan *c; in ioat_intr_quirk()
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/drivers/usb/musb/
A Dux500_dma.c34 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()
123 dma_async_issue_pending(dma_chan); in ux500_configure_channel()
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()
312 ux500_channel->dma_chan = in ux500_dma_controller_start()
315 if (IS_ERR(ux500_channel->dma_chan)) in ux500_dma_controller_start()
316 ux500_channel->dma_chan = in ux500_dma_controller_start()
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/drivers/ata/
A Dpata_pxa.c26 struct dma_chan *dma_chan; member
39 status = dmaengine_tx_status(pd->dma_chan, pd->dma_cookie, NULL); in pxa_ata_dma_irq()
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()
283 data->dma_chan = dma_request_chan(&pdev->dev, "data"); in pxa_ata_probe()
284 if (IS_ERR(data->dma_chan)) in pxa_ata_probe()
285 return PTR_ERR(data->dma_chan); in pxa_ata_probe()
286 ret = dmaengine_slave_config(data->dma_chan, &config); in pxa_ata_probe()
298 dma_release_channel(data->dma_chan); in pxa_ata_probe()
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/drivers/dma/sh/
A Dshdma-base.c128 to_shdma_dev(schan->dma_chan.device); in shdma_tx_submit()
238 &schan->dma_chan); in shdma_alloc_chan_resources()
361 schan->dma_chan.completed_cookie + 1); in __ld_cleanup()
425 schan->dma_chan.completed_cookie = schan->dma_chan.cookie; in __ld_cleanup()
777 static int shdma_config(struct dma_chan *chan, in shdma_config()
897 to_shdma_dev(schan->dma_chan.device)->ops; in chan_irq()
913 to_shdma_dev(schan->dma_chan.device)->ops; in chan_irqt()
953 schan->dma_chan.device = &sdev->dma_dev; in shdma_chan_probe()
954 dma_cookie_init(&schan->dma_chan); in shdma_chan_probe()
969 list_add_tail(&schan->dma_chan.device_node, in shdma_chan_probe()
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/drivers/dma/idxd/
A Ddma.c15 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()
/drivers/spi/
A Dspi-sprd.c144 struct dma_chan *dma_chan[SPRD_SPI_MAX]; member
487 static int sprd_spi_dma_submit(struct dma_chan *dma_chan, in sprd_spi_dma_submit() argument
497 ret = dmaengine_slave_config(dma_chan, c); in sprd_spi_dma_submit()
511 dma_async_issue_pending(dma_chan); in sprd_spi_dma_submit()
518 struct dma_chan *dma_chan = ss->dma.dma_chan[SPRD_SPI_RX]; in sprd_spi_dma_rx_config() local
536 struct dma_chan *dma_chan = ss->dma.dma_chan[SPRD_SPI_TX]; in sprd_spi_dma_tx_config() local
555 if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_RX])) in sprd_spi_dma_request()
560 if (IS_ERR_OR_NULL(ss->dma.dma_chan[SPRD_SPI_TX])) { in sprd_spi_dma_request()
561 dma_release_channel(ss->dma.dma_chan[SPRD_SPI_RX]); in sprd_spi_dma_request()
571 if (ss->dma.dma_chan[SPRD_SPI_RX]) in sprd_spi_dma_release()
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/drivers/comedi/drivers/
A Dcomedi_isadma.c39 unsigned int comedi_isadma_disable(unsigned int dma_chan) in comedi_isadma_disable() argument
45 disable_dma(dma_chan); in comedi_isadma_disable()
46 residue = get_dma_residue(dma_chan); in comedi_isadma_disable()
60 unsigned int comedi_isadma_disable_on_sample(unsigned int dma_chan, in comedi_isadma_disable_on_sample() argument
68 residue = comedi_isadma_disable(dma_chan); in comedi_isadma_disable_on_sample()
72 enable_dma(dma_chan); in comedi_isadma_disable_on_sample()
76 new_residue = comedi_isadma_disable(dma_chan); in comedi_isadma_disable_on_sample()
/drivers/leds/
A Dleds-sun50i-a100.c81 struct dma_chan *dma_chan; member
103 desc = dmaengine_prep_slave_single(priv->dma_chan, priv->dma_handle, in sun50i_a100_ledc_dma_xfer()
112 dma_async_issue_pending(priv->dma_chan); in sun50i_a100_ledc_dma_xfer()
150 if (priv->dma_chan && length > LEDC_FIFO_DEPTH) { in sun50i_a100_ledc_start_xfer()
385 dma_release_channel(priv->dma_chan); in sun50i_a100_ledc_dma_cleanup()
457 priv->dma_chan = dma_request_chan(dev, "tx"); in sun50i_a100_ledc_probe()
458 if (IS_ERR(priv->dma_chan)) { in sun50i_a100_ledc_probe()
459 if (PTR_ERR(priv->dma_chan) != -ENODEV) in sun50i_a100_ledc_probe()
460 return PTR_ERR(priv->dma_chan); in sun50i_a100_ledc_probe()
462 priv->dma_chan = NULL; in sun50i_a100_ledc_probe()
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/drivers/mtd/nand/onenand/
A Donenand_omap2.c42 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()
508 c->dma_chan = dma_request_channel(mask, NULL, NULL); in omap2_onenand_probe()
509 if (c->dma_chan) { in omap2_onenand_probe()
521 c->dma_chan ? "DMA" : "PIO"); in omap2_onenand_probe()
572 if (c->dma_chan) in omap2_onenand_probe()
573 dma_release_channel(c->dma_chan); in omap2_onenand_probe()
583 if (c->dma_chan) in omap2_onenand_remove()
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/drivers/mtd/nand/raw/
A Dlpc32xx_mlc.c198 struct dma_chan *dma_chan; member
403 res = dma_map_sg(host->dma_chan->device->dev, &host->sgl, 1, in lpc32xx_xmit_dma()
421 dma_async_issue_pending(host->dma_chan); in lpc32xx_xmit_dma()
425 dma_unmap_sg(host->dma_chan->device->dev, &host->sgl, 1, in lpc32xx_xmit_dma()
429 dma_unmap_sg(host->dma_chan->device->dev, &host->sgl, 1, in lpc32xx_xmit_dma()
577 host->dma_chan = dma_request_chan(mtd->dev.parent, "rx-tx"); in lpc32xx_dma_setup()
578 if (IS_ERR(host->dma_chan)) { in lpc32xx_dma_setup()
589 if (!host->dma_chan) { in lpc32xx_dma_setup()
616 dma_release_channel(host->dma_chan); in lpc32xx_dma_setup()
819 dma_release_channel(host->dma_chan); in lpc32xx_nand_probe()
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