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Searched refs:dma_chans (Results 1 – 5 of 5) sorted by relevance

/linux-6.15/drivers/comedi/drivers/
H A Dcomedi_isadma.c158 unsigned int dma_chans[2]; in comedi_isadma_alloc() local
187 dma_chans[0] = dma_chan1; in comedi_isadma_alloc()
189 dma_chans[1] = dma_chan1; in comedi_isadma_alloc()
191 dma_chans[1] = dma_chan2; in comedi_isadma_alloc()
193 if (request_dma(dma_chans[0], dev->board_name)) in comedi_isadma_alloc()
195 dma->chan = dma_chans[0]; in comedi_isadma_alloc()
196 if (dma_chans[1] != dma_chans[0]) { in comedi_isadma_alloc()
197 if (request_dma(dma_chans[1], dev->board_name)) in comedi_isadma_alloc()
200 dma->chan2 = dma_chans[1]; in comedi_isadma_alloc()
204 desc->chan = dma_chans[i]; in comedi_isadma_alloc()
/linux-6.15/drivers/media/platform/intel/
H A Dpxa_camera.c670 struct dma_chan *dma_chans[3]; member
2355 if (IS_ERR(pcdev->dma_chans[0])) { in pxa_camera_probe()
2357 err = PTR_ERR(pcdev->dma_chans[0]); in pxa_camera_probe()
2362 if (IS_ERR(pcdev->dma_chans[1])) { in pxa_camera_probe()
2364 err = PTR_ERR(pcdev->dma_chans[1]); in pxa_camera_probe()
2369 if (IS_ERR(pcdev->dma_chans[2])) { in pxa_camera_probe()
2371 err = PTR_ERR(pcdev->dma_chans[2]); in pxa_camera_probe()
2413 dma_release_channel(pcdev->dma_chans[2]); in pxa_camera_probe()
2415 dma_release_channel(pcdev->dma_chans[1]); in pxa_camera_probe()
2417 dma_release_channel(pcdev->dma_chans[0]); in pxa_camera_probe()
[all …]
/linux-6.15/sound/soc/apple/
H A Dmca.c134 struct dma_chan *dma_chans[SNDRV_PCM_STREAM_LAST + 1]; member
816 struct dma_chan *chan = cl->dma_chans[substream->stream]; in mca_pcm_open()
924 if (!substream || !cl->dma_chans[i]) in mca_pcm_free()
927 dma_release_channel(cl->dma_chans[i]); in mca_pcm_free()
928 cl->dma_chans[i] = NULL; in mca_pcm_free()
966 cl->dma_chans[i] = chan; in mca_pcm_new()
/linux-6.15/drivers/mtd/nand/raw/gpmi-nand/
H A Dgpmi-nand.h162 struct dma_chan *dma_chans[DMA_CHANS]; member
H A Dgpmi-nand.c1014 return this->dma_chans[0]; in get_dma_chan()
1241 if (this->dma_chans[i]) { in release_dma_channels()
1242 dma_release_channel(this->dma_chans[i]); in release_dma_channels()
1243 this->dma_chans[i] = NULL; in release_dma_channels()
1260 this->dma_chans[0] = dma_chan; in acquire_dma_channels()