Searched refs:dma_inuse (Results 1 – 1 of 1) sorted by relevance
74 static u_int8_t dma_inuse = 0; /* User for acquire/release */ variable156 if (dma_inuse & (1 << chan)) { in isa_dma_acquire()161 dma_inuse |= (1 << chan); in isa_dma_acquire()180 if ((dma_inuse & (1 << chan)) == 0) in isa_dma_release()196 dma_inuse &= ~(1 << chan); in isa_dma_release()249 if ((dma_inuse & (1 << chan)) == 0) in isa_dmastart()367 if ((dma_inuse & (1 << chan)) == 0) in isa_dmadone()465 if ((dma_inuse & (1 << chan)) == 0) { in isa_dmastatus_locked()543 if ((dma_inuse & (1 << chan)) == 0) in isa_dmastop()