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Searched refs:dma_buf (Results 1 – 9 of 9) sorted by relevance

/sound/oss/
Dvidc.c446 memset(dma_buf, 0, sizeof(dma_buf)); in attach_vidc()
471 dma_buf[i] = get_zeroed_page(GFP_KERNEL); in attach_vidc()
472 if (!dma_buf[i]) { in attach_vidc()
477 dma_pbuf[i] = virt_to_phys((void *)dma_buf[i]); in attach_vidc()
500 free_page(dma_buf[i]); in attach_vidc()
531 free_page(dma_buf[i]); in unload_vidc()
Daudio.c226 char *dma_buf; in audio_write() local
252 if ((err = DMAbuf_getwrbuffer(dev, &dma_buf, &buf_size, !!(file->f_flags & O_NONBLOCK))) < 0) in audio_write()
268 if ((dma_buf + l) > in audio_write()
271 …printk(KERN_ERR "audio: Buffer error 3 (%lx,%d), (%lx, %d)\n", (long) dma_buf, l, (long) audio_dev… in audio_write()
274 if (dma_buf < audio_devs[dev]->dmap_out->raw_buf) in audio_write()
276 …printk(KERN_ERR "audio: Buffer error 13 (%lx<%lx)\n", (long) dma_buf, (long) audio_devs[dev]->dmap… in audio_write()
279 if(copy_from_user(dma_buf, &(buf)[p], l)) in audio_write()
283 dma_buf, 0, in audio_write()
292 translate_bytes(ulaw_dsp, (unsigned char *) dma_buf, l); in audio_write()
Dswarm_cs4297a.c237 u64 *dma_buf; // buffer for DMA contents (frames) member
644 dma->dma_buf = kzalloc(DMA_BUF_SIZE, GFP_KERNEL); in init_serdma()
645 if (!dma->dma_buf) { in init_serdma()
650 dma->dma_buf_phys = CPHYSADDR((long)dma->dma_buf); in init_serdma()
658 kfree(dma->dma_buf); in init_serdma()
667 (int)dma->descrtab, (int)dma->dma_buf, in init_serdma()
770 data_p = &d->dma_buf[swptr * 4]; in serdma_reg_access()
960 s_ptr = (u32 *)&(d->dma_buf[d->swptr*4]); in cs4297a_update_ptr()
1000 s_ptr = (u32 *)s->dma_adc.dma_buf; in cs4297a_update_ptr()
1033 data_p = &d->dma_buf[d->swptr*4]; in cs4297a_update_ptr()
[all …]
Dvidc.h56 extern unsigned long dma_buf[2], dma_pbuf[2];
Dvidc_fill.S209 .globl dma_buf symbol
210 dma_buf: label
/sound/soc/intel/common/
Dsst-firmware.c360 sst_fw->dma_buf = dma_alloc_coherent(dsp->dma_dev, sst_fw->size, in sst_fw_new()
362 if (!sst_fw->dma_buf) { in sst_fw_new()
369 memcpy((void *)sst_fw->dma_buf, (void *)fw->data, fw->size); in sst_fw_new()
398 sst_fw->dma_buf, in sst_fw_new()
400 sst_fw->dma_buf = NULL; in sst_fw_new()
467 if (sst_fw->dma_buf) in sst_fw_free()
468 dma_free_coherent(dsp->dma_dev, sst_fw->size, sst_fw->dma_buf, in sst_fw_free()
483 dma_free_coherent(dsp->dev, sst_fw->size, sst_fw->dma_buf, in sst_fw_free_all()
Dsst-dsp-priv.h118 void *dma_buf; /* virtual address of fw data */ member
/sound/soc/intel/baytrail/
Dsst-baytrail-dsp.c130 header = (struct fw_header *)sst_fw->dma_buf; in sst_byt_parse_fw_image()
145 module = (void *)sst_fw->dma_buf + sizeof(*header); in sst_byt_parse_fw_image()
/sound/soc/intel/haswell/
Dsst-haswell-dsp.c157 mod->data_offset = mod->data - fw->dma_buf; in hsw_parse_module()
187 header = (struct fw_header *)sst_fw->dma_buf; in hsw_parse_fw_image()
201 module = (void *)sst_fw->dma_buf + sizeof(*header); in hsw_parse_fw_image()