21 	ide_hwif_t *hwif = drive->hwif;  in config_drive_for_dma()  local
25 		if (hwif->host_flags & IDE_HFLAG_NO_ATAPI_DMA)  in config_drive_for_dma()
53 u8 ide_dma_sff_read_status(ide_hwif_t *hwif)  in ide_dma_sff_read_status()  argument
55 	unsigned long addr = hwif->dma_base + ATA_DMA_STATUS;  in ide_dma_sff_read_status()
57 	if (hwif->host_flags & IDE_HFLAG_MMIO)  in ide_dma_sff_read_status()
64 static void ide_dma_sff_write_status(ide_hwif_t *hwif, u8 val)  in ide_dma_sff_write_status()  argument
66 	unsigned long addr = hwif->dma_base + ATA_DMA_STATUS;  in ide_dma_sff_write_status()
68 	if (hwif->host_flags & IDE_HFLAG_MMIO)  in ide_dma_sff_write_status()
84 	ide_hwif_t *hwif = drive->hwif;  in ide_dma_host_set()  local
86 	u8 dma_stat = hwif->dma_ops->dma_sff_read_status(hwif);  in ide_dma_host_set()
93 	ide_dma_sff_write_status(hwif, dma_stat);  in ide_dma_host_set()
116 	ide_hwif_t *hwif = drive->hwif;  in ide_build_dmatable()  local
117 	__le32 *table = (__le32 *)hwif->dmatable_cpu;  in ide_build_dmatable()
121 	u8 is_trm290 = !!(hwif->host_flags & IDE_HFLAG_TRM290);  in ide_build_dmatable()
123 	hwif->sg_nents = ide_build_sglist(drive, rq);  in ide_build_dmatable()
124 	if (hwif->sg_nents == 0)  in ide_build_dmatable()
127 	for_each_sg(hwif->sg_table, sg, hwif->sg_nents, i) {  in ide_build_dmatable()
194 	ide_hwif_t *hwif = drive->hwif;  in ide_dma_setup()  local
195 	struct request *rq = hwif->rq;  in ide_dma_setup()
197 	u8 mmio = (hwif->host_flags & IDE_HFLAG_MMIO) ? 1 : 0;  in ide_dma_setup()
208 		writel(hwif->dmatable_dma,  in ide_dma_setup()
209 		       (void __iomem *)(hwif->dma_base + ATA_DMA_TABLE_OFS));  in ide_dma_setup()
211 		outl(hwif->dmatable_dma, hwif->dma_base + ATA_DMA_TABLE_OFS);  in ide_dma_setup()
215 		writeb(reading, (void __iomem *)(hwif->dma_base + ATA_DMA_CMD));  in ide_dma_setup()
217 		outb(reading, hwif->dma_base + ATA_DMA_CMD);  in ide_dma_setup()
220 	dma_stat = hwif->dma_ops->dma_sff_read_status(hwif);  in ide_dma_setup()
223 	ide_dma_sff_write_status(hwif, dma_stat | ATA_DMA_ERR | ATA_DMA_INTR);  in ide_dma_setup()
246 	ide_hwif_t *hwif = drive->hwif;  in dma_timer_expiry()  local
247 	u8 dma_stat = hwif->dma_ops->dma_sff_read_status(hwif);  in dma_timer_expiry()
255 	hwif->expiry = NULL;	/* one free ride for now */  in dma_timer_expiry()
279 	ide_hwif_t *hwif = drive->hwif;  in ide_dma_start()  local
287 	if (hwif->host_flags & IDE_HFLAG_MMIO) {  in ide_dma_start()
288 		dma_cmd = readb((void __iomem *)(hwif->dma_base + ATA_DMA_CMD));  in ide_dma_start()
290 		       (void __iomem *)(hwif->dma_base + ATA_DMA_CMD));  in ide_dma_start()
292 		dma_cmd = inb(hwif->dma_base + ATA_DMA_CMD);  in ide_dma_start()
293 		outb(dma_cmd | ATA_DMA_START, hwif->dma_base + ATA_DMA_CMD);  in ide_dma_start()
303 	ide_hwif_t *hwif = drive->hwif;  in ide_dma_end()  local
309 	if (hwif->host_flags & IDE_HFLAG_MMIO) {  in ide_dma_end()
310 		dma_cmd = readb((void __iomem *)(hwif->dma_base + ATA_DMA_CMD));  in ide_dma_end()
312 		       (void __iomem *)(hwif->dma_base + ATA_DMA_CMD));  in ide_dma_end()
314 		dma_cmd = inb(hwif->dma_base + ATA_DMA_CMD);  in ide_dma_end()
315 		outb(dma_cmd & ~ATA_DMA_START, hwif->dma_base + ATA_DMA_CMD);  in ide_dma_end()
319 	dma_stat = hwif->dma_ops->dma_sff_read_status(hwif);  in ide_dma_end()
322 	ide_dma_sff_write_status(hwif, dma_stat | ATA_DMA_ERR | ATA_DMA_INTR);  in ide_dma_end()
339 	ide_hwif_t *hwif = drive->hwif;  in ide_dma_test_irq()  local
340 	u8 dma_stat = hwif->dma_ops->dma_sff_read_status(hwif);  in ide_dma_test_irq()