Lines Matching refs:DMA
12 * DMA support - Bert De Jonghe <bert@sophis.be>
584 size_t maxlen = 0x10000; /* max 64k per DMA transfer */
597 /* above 16 MB we use a bounce buffer as ISA-DMA is not possible */
631 /* Set DMA mode */
640 /* assume DMA will be successful */
652 printk (KERN_DEBUG "DMA write timed out\n");
676 /* update for possible DMA residue ! */
682 /* Maybe got here through break, so adjust for DMA residue! */
689 /* Turn off DMA mode */
898 #endif /* Allowed to use FIFO/DMA */
978 /* The documentation calls DMA and IRQ-Lines by letters, so
994 are related, however DMA can be 1 or 3, assume DMA_A=DMA1,
1844 /* --- DMA detection -------------------------------------- */
1855 /* 000: Indicates jumpered 8-bit DMA if read-only.
1856 100: Indicates jumpered 16-bit DMA if read-only. */
1871 claim ECP compatible, some don't report their DMA
1983 if (p->dma == PARPORT_DMA_AUTO) /* To use DMA, giving the irq
2005 /* We can't use the DMA channel after all. */
2007 #endif /* Allowed to use FIFO/DMA */
2018 printmode(DMA);
2064 "cannot get buffer for DMA, "
2224 // SET SPP&EPP , Parallel Port NO DMA , Enable All Function
2388 /* Bits 3-2: PnP Routing for Parallel Port DMA */
2393 /* if ECP not enabled, DMA is not enabled, assumed bogus 'dma' value */
2396 /* Let the user (or defaults) steer us away from interrupts and DMA */
3004 MODULE_PARM_DESC(dma, "DMA channel");
3075 * parport=0xBASE[,IRQ[,DMA]]
3077 * IRQ/DMA may be numeric or 'auto' or 'none'