Lines Matching refs:dma_buf
237 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()
1065 data_p = d->dma_buf; in cs4297a_update_ptr()
1120 (unsigned)d->dma_buf, in cs4297a_update_ptr()
1122 memset(d->dma_buf, 0, d->ringsz * FRAME_BYTES); in cs4297a_update_ptr()
1134 clear_advance(d->dma_buf, in cs4297a_update_ptr()
1851 t_tmpl = (u32 *)(d->dma_buf + (swptr * 4)); in cs4297a_write()
1877 *(u64 *)(d->dma_buf + (swptr * 4)) |= in cs4297a_write()