2  * Copyright (C) 1999-2000	Andre Hedrick <andre@linux-ide.org>
5  * Copyright (C) 2007-2009	Bartlomiej Zolnierkiewicz
32  * or SiS5596, we can assume we see the first MWDMA-16 capable SiS5513 chip.
41  * ID, while the now ATA-133 capable 5513 still has the same PCI ID.
43  * bits, changing its device id to the true one - 5517 for 961 and 5518 for
110    Indexed by chipset_family and (dma_mode - XFER_UDMA_0) */
115 static u8 cycle_time_value[][XFER_UDMA_6 - XFER_UDMA_0 + 1] = {
128 static u8 cvs_time_value[][XFER_UDMA_6 - XFER_UDMA_0 + 1] = {
140    for PIO0/1/2/3/4 and DMA0/1/2 mode in order */
187 static u8 sis_ata133_get_base(ide_drive_t *drive)  in sis_ata133_get_base()  argument
189 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);  in sis_ata133_get_base()
194 	return ((reg54 & 0x40000000) ? 0x70 : 0x40) + drive->dn * 4;  in sis_ata133_get_base()
197 static void sis_ata16_program_timings(ide_drive_t *drive, const u8 mode)  in sis_ata16_program_timings()  argument
199 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);  in sis_ata16_program_timings()
201 	u8 drive_pci = 0x40 + drive->dn * 2;  in sis_ata16_program_timings()
210 	if (mode >= XFER_MW_DMA_0) {  in sis_ata16_program_timings()
213 		t1 |= mwdma_timings[mode - XFER_MW_DMA_0];  in sis_ata16_program_timings()
215 		t1 |= pio_timings[mode - XFER_PIO_0];  in sis_ata16_program_timings()
220 static void sis_ata100_program_timings(ide_drive_t *drive, const u8 mode)  in sis_ata100_program_timings()  argument
222 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);  in sis_ata100_program_timings()
223 	u8 t1, drive_pci = 0x40 + drive->dn * 2;  in sis_ata100_program_timings()
229 	if (mode >= XFER_MW_DMA_0) {  in sis_ata100_program_timings()
236 		t1 = mwdma_timings[mode - XFER_MW_DMA_0];  in sis_ata100_program_timings()
238 		t1 = pio_timings[mode - XFER_PIO_0];  in sis_ata100_program_timings()
243 static void sis_ata133_program_timings(ide_drive_t *drive, const u8 mode)  in sis_ata133_program_timings()  argument
245 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);  in sis_ata133_program_timings()
247 	u8 drive_pci = sis_ata133_get_base(drive), clk, idx;  in sis_ata133_program_timings()
253 	if (mode >= XFER_MW_DMA_0) {  in sis_ata133_program_timings()
255 		idx = mode - XFER_MW_DMA_0 + 5;  in sis_ata133_program_timings()
257 		idx = mode - XFER_PIO_0;  in sis_ata133_program_timings()
265 static void sis_program_timings(ide_drive_t *drive, const u8 mode)  in sis_program_timings()  argument
268 		sis_ata16_program_timings(drive, mode);  in sis_program_timings()
270 		sis_ata100_program_timings(drive, mode);  in sis_program_timings()
272 		sis_ata133_program_timings(drive, mode);  in sis_program_timings()
275 static void config_drive_art_rwp(ide_drive_t *drive)  in config_drive_art_rwp()  argument
277 	ide_hwif_t *hwif	= drive->hwif;  in config_drive_art_rwp()
278 	struct pci_dev *dev	= to_pci_dev(hwif->dev);  in config_drive_art_rwp()
284 	rw_prefetch = reg4bh & ~(0x11 << drive->dn);  in config_drive_art_rwp()
286 	if (drive->media == ide_disk)  in config_drive_art_rwp()
287 		rw_prefetch |= 0x11 << drive->dn;  in config_drive_art_rwp()
293 static void sis_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)  in sis_set_pio_mode()  argument
295 	config_drive_art_rwp(drive);  in sis_set_pio_mode()
296 	sis_program_timings(drive, drive->pio_mode);  in sis_set_pio_mode()
299 static void sis_ata133_program_udma_timings(ide_drive_t *drive, const u8 mode)  in sis_ata133_program_udma_timings()  argument
301 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);  in sis_ata133_program_udma_timings()
303 	u8 drive_pci = sis_ata133_get_base(drive), clk, idx;  in sis_ata133_program_udma_timings()
311 	idx = mode - XFER_UDMA_0;  in sis_ata133_program_udma_timings()
318 static void sis_ata33_program_udma_timings(ide_drive_t *drive, const u8 mode)  in sis_ata33_program_udma_timings()  argument
320 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);  in sis_ata33_program_udma_timings()
321 	u8 drive_pci = 0x40 + drive->dn * 2, reg = 0, i = chipset_family;  in sis_ata33_program_udma_timings()
328 	reg &= ~((0xff >> (8 - cycle_time_range[i])) << cycle_time_offset[i]);  in sis_ata33_program_udma_timings()
330 	reg |= cycle_time_value[i][mode - XFER_UDMA_0] << cycle_time_offset[i];  in sis_ata33_program_udma_timings()
335 static void sis_program_udma_timings(ide_drive_t *drive, const u8 mode)  in sis_program_udma_timings()  argument
338 		sis_ata133_program_udma_timings(drive, mode);  in sis_program_udma_timings()
340 		sis_ata33_program_udma_timings(drive, mode);  in sis_program_udma_timings()
343 static void sis_set_dma_mode(ide_hwif_t *hwif, ide_drive_t *drive)  in sis_set_dma_mode()  argument
345 	const u8 speed = drive->dma_mode;  in sis_set_dma_mode()
348 		sis_program_udma_timings(drive, speed);  in sis_set_dma_mode()
350 		sis_program_timings(drive, speed);  in sis_set_dma_mode()
353 static u8 sis_ata133_udma_filter(ide_drive_t *drive)  in sis_ata133_udma_filter()  argument
355 	struct pci_dev *dev = to_pci_dev(drive->hwif->dev);  in sis_ata133_udma_filter()
357 	u8 drive_pci = sis_ata133_get_base(drive);  in sis_ata133_udma_filter()
383 			if (host->revision >= 0x30)  in sis_find_family()
393 	if (!chipset_family) { /* Belongs to pci-quirks */  in sis_find_family()
421 	if (!chipset_family) { /* Belongs to pci-quirks */  in sis_find_family()
435 				lpc_bridge = pci_get_slot(dev->bus, 0x10); /* Bus 0, Dev 2, Fn 0 */  in sis_find_family()
439 				if (lpc_bridge->revision == 0x10 && (prefctl & 0x80)) {  in sis_find_family()
457 	   1/ tell IDE channels to operate in Compatibility mode only  in init_chipset_sis5513()
458 	   2/ tell old chips to allow per drive IDE timings */  in init_chipset_sis5513()
465 		/* SiS962 operation mode */  in init_chipset_sis5513()
499 		/* force per drive recovery and active timings  in init_chipset_sis5513()
527 	struct pci_dev *pdev = to_pci_dev(hwif->dev);  in sis_cable_detect()
531 	while (lap->device) {  in sis_cable_detect()
532 		if (lap->device == pdev->device &&  in sis_cable_detect()
533 		    lap->subvendor == pdev->subsystem_vendor &&  in sis_cable_detect()
534 		    lap->subdevice == pdev->subsystem_device)  in sis_cable_detect()
541 		u16 reg_addr = hwif->channel ? 0x52: 0x50;  in sis_cable_detect()
546 		u8 mask = hwif->channel ? 0x20 : 0x10;  in sis_cable_detect()
587 		return -ENOTSUPP;  in sis5513_init_one()