355 					    struct pata_macio_priv *priv,  in pata_macio_find_timing()  argument
360 	for (i = 0; priv->timings[i].mode > 0; i++) {  in pata_macio_find_timing()
361 		if (priv->timings[i].mode == mode)  in pata_macio_find_timing()
362 			return &priv->timings[i];  in pata_macio_find_timing()
370 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_apply_timings()  local
373 	if (priv->kind == controller_sh_ata6 ||  in pata_macio_apply_timings()
374 	    priv->kind == controller_un_ata6 ||  in pata_macio_apply_timings()
375 	    priv->kind == controller_k2_ata6) {  in pata_macio_apply_timings()
376 		writel(priv->treg[device][0], rbase + IDE_KAUAI_PIO_CONFIG);  in pata_macio_apply_timings()
377 		writel(priv->treg[device][1], rbase + IDE_KAUAI_ULTRA_CONFIG);  in pata_macio_apply_timings()
379 		writel(priv->treg[device][0], rbase + IDE_TIMING_CONFIG);  in pata_macio_apply_timings()
393 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_set_timings()  local
396 	dev_dbg(priv->dev, "Set timings: DEV=%d,PIO=0x%x (%s),DMA=0x%x (%s)\n",  in pata_macio_set_timings()
404 	priv->treg[adev->devno][0] = priv->treg[adev->devno][1] = 0;  in pata_macio_set_timings()
407 	t = pata_macio_find_timing(priv, adev->pio_mode);  in pata_macio_set_timings()
409 		dev_warn(priv->dev, "Invalid PIO timing requested: 0x%x\n",  in pata_macio_set_timings()
411 		t = pata_macio_find_timing(priv, XFER_PIO_0);  in pata_macio_set_timings()
416 	priv->treg[adev->devno][0] |= t->reg1;  in pata_macio_set_timings()
419 	t = pata_macio_find_timing(priv, adev->dma_mode);  in pata_macio_set_timings()
421 		dev_dbg(priv->dev, "DMA timing not set yet, using MW_DMA_0\n");  in pata_macio_set_timings()
422 		t = pata_macio_find_timing(priv, XFER_MW_DMA_0);  in pata_macio_set_timings()
427 	priv->treg[adev->devno][0] |= t->reg1;  in pata_macio_set_timings()
428 	priv->treg[adev->devno][1] |= t->reg2;  in pata_macio_set_timings()
430 	dev_dbg(priv->dev, " -> %08x %08x\n",  in pata_macio_set_timings()
431 		priv->treg[adev->devno][0],  in pata_macio_set_timings()
432 		priv->treg[adev->devno][1]);  in pata_macio_set_timings()
442 static void pata_macio_default_timings(struct pata_macio_priv *priv)  in pata_macio_default_timings()  argument
446 	switch(priv->kind) {  in pata_macio_default_timings()
468 	priv->treg[0][0] = priv->treg[1][0] = value;  in pata_macio_default_timings()
469 	priv->treg[0][1] = priv->treg[1][1] = value2;  in pata_macio_default_timings()
474 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_cable_detect()  local
477 	if (priv->kind == controller_kl_ata4 ||  in pata_macio_cable_detect()
478 	    priv->kind == controller_un_ata6 ||  in pata_macio_cable_detect()
479 	    priv->kind == controller_k2_ata6 ||  in pata_macio_cable_detect()
480 	    priv->kind == controller_sh_ata6) {  in pata_macio_cable_detect()
481 		const char* cable = of_get_property(priv->node, "cable-type",  in pata_macio_cable_detect()
502 	if (of_device_is_compatible(priv->node, "K2-UATA") ||  in pata_macio_cable_detect()
503 	    of_device_is_compatible(priv->node, "shasta-ata"))  in pata_macio_cable_detect()
514 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_qc_prep()  local
519 	dev_dbgdma(priv->dev, "%s: qc %p flags %lx, write %d dev %d\n",  in pata_macio_qc_prep()
525 	table = (struct dbdma_cmd *) priv->dma_table_cpu;  in pata_macio_qc_prep()
567 	dev_dbgdma(priv->dev, "%s: %d DMA list entries\n", __func__, pi);  in pata_macio_qc_prep()
591 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_bmdma_setup()  local
595 	dev_dbgdma(priv->dev, "%s: qc %p\n", __func__, qc);  in pata_macio_bmdma_setup()
598 	writel(priv->dma_table_dma, &dma_regs->cmdptr);  in pata_macio_bmdma_setup()
603 	if (priv->kind == controller_kl_ata4 &&  in pata_macio_bmdma_setup()
604 	    (priv->treg[dev][0] & TR_66_UDMA_EN)) {  in pata_macio_bmdma_setup()
606 		u32 reg = priv->treg[dev][0];  in pata_macio_bmdma_setup()
620 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_bmdma_start()  local
623 	dev_dbgdma(priv->dev, "%s: qc %p\n", __func__, qc);  in pata_macio_bmdma_start()
633 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_bmdma_stop()  local
637 	dev_dbgdma(priv->dev, "%s: qc %p\n", __func__, qc);  in pata_macio_bmdma_stop()
647 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_bmdma_status()  local
654 	dev_dbgdma(priv->dev, "%s: dstat=%x\n", __func__, dstat);  in pata_macio_bmdma_status()
679 	dev_dbgdma(priv->dev, "%s: DMA still active, flushing...\n", __func__);  in pata_macio_bmdma_status()
695 			dev_warn(priv->dev, "timeout flushing DMA\n");  in pata_macio_bmdma_status()
706 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_port_start()  local
716 	priv->dma_table_cpu =  in pata_macio_port_start()
717 		dmam_alloc_coherent(priv->dev,  in pata_macio_port_start()
719 				    &priv->dma_table_dma, GFP_KERNEL);  in pata_macio_port_start()
720 	if (priv->dma_table_cpu == NULL) {  in pata_macio_port_start()
721 		dev_err(priv->dev, "Unable to allocate DMA command list\n");  in pata_macio_port_start()
731 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_irq_clear()  local
735 	dev_dbgdma(priv->dev, "%s\n", __func__);  in pata_macio_irq_clear()
738 static void pata_macio_reset_hw(struct pata_macio_priv *priv, int resume)  in pata_macio_reset_hw()  argument
740 	dev_dbg(priv->dev, "Enabling & resetting... \n");  in pata_macio_reset_hw()
742 	if (priv->mediabay)  in pata_macio_reset_hw()
745 	if (priv->kind == controller_ohare && !resume) {  in pata_macio_reset_hw()
750 		ppc_md.feature_call(PMAC_FTR_IDE_ENABLE, priv->node, 0, 1);  in pata_macio_reset_hw()
756 					 priv->node, priv->aapl_bus_id, 1);  in pata_macio_reset_hw()
758 				    priv->node, priv->aapl_bus_id, 1);  in pata_macio_reset_hw()
763 					    priv->node, priv->aapl_bus_id, 0);  in pata_macio_reset_hw()
769 	if (priv->pdev && resume) {  in pata_macio_reset_hw()
772 		pci_restore_state(priv->pdev);  in pata_macio_reset_hw()
773 		rc = pcim_enable_device(priv->pdev);  in pata_macio_reset_hw()
775 			dev_err(&priv->pdev->dev,  in pata_macio_reset_hw()
779 			pci_set_master(priv->pdev);  in pata_macio_reset_hw()
785 	if (priv->kauai_fcr)  in pata_macio_reset_hw()
788 		       KAUAI_FCR_UATA_ENABLE, priv->kauai_fcr);  in pata_macio_reset_hw()
797 	struct pata_macio_priv *priv = ap->private_data;  in pata_macio_slave_config()  local
811 	if (priv->kind == controller_ohare) {  in pata_macio_slave_config()
825 	if (priv->kind == controller_sh_ata6 || priv->kind == controller_k2_ata6) {  in pata_macio_slave_config()
835 		BUG_ON(!priv->pdev);  in pata_macio_slave_config()
836 		pci_write_config_byte(priv->pdev, PCI_CACHE_LINE_SIZE, 0x08);  in pata_macio_slave_config()
837 		pci_read_config_word(priv->pdev, PCI_COMMAND, &cmd);  in pata_macio_slave_config()
838 		pci_write_config_word(priv->pdev, PCI_COMMAND,  in pata_macio_slave_config()
849 static int pata_macio_do_suspend(struct pata_macio_priv *priv, pm_message_t mesg)  in pata_macio_do_suspend()  argument
854 	rc = ata_host_suspend(priv->host, mesg);  in pata_macio_do_suspend()
859 	pata_macio_default_timings(priv);  in pata_macio_do_suspend()
863 	disable_irq(priv->irq);  in pata_macio_do_suspend()
866 	if (priv->mediabay)  in pata_macio_do_suspend()
870 	if (priv->kauai_fcr) {  in pata_macio_do_suspend()
871 		u32 fcr = readl(priv->kauai_fcr);  in pata_macio_do_suspend()
873 		writel(fcr, priv->kauai_fcr);  in pata_macio_do_suspend()
881 	if (priv->pdev) {  in pata_macio_do_suspend()
882 		pci_save_state(priv->pdev);  in pata_macio_do_suspend()
883 		pci_disable_device(priv->pdev);  in pata_macio_do_suspend()
887 	ppc_md.feature_call(PMAC_FTR_IDE_ENABLE, priv->node,  in pata_macio_do_suspend()
888 			    priv->aapl_bus_id, 0);  in pata_macio_do_suspend()
893 static int pata_macio_do_resume(struct pata_macio_priv *priv)  in pata_macio_do_resume()  argument
896 	pata_macio_reset_hw(priv, 1);  in pata_macio_do_resume()
899 	pata_macio_apply_timings(priv->host->ports[0], 0);  in pata_macio_do_resume()
902 	enable_irq(priv->irq);  in pata_macio_do_resume()
905 	ata_host_resume(priv->host);  in pata_macio_do_resume()
936 static void pata_macio_invariants(struct pata_macio_priv *priv)  in pata_macio_invariants()  argument
941 	if (of_device_is_compatible(priv->node, "shasta-ata")) {  in pata_macio_invariants()
942 		priv->kind = controller_sh_ata6;  in pata_macio_invariants()
943 	        priv->timings = pata_macio_shasta_timings;  in pata_macio_invariants()
944 	} else if (of_device_is_compatible(priv->node, "kauai-ata")) {  in pata_macio_invariants()
945 		priv->kind = controller_un_ata6;  in pata_macio_invariants()
946 	        priv->timings = pata_macio_kauai_timings;  in pata_macio_invariants()
947 	} else if (of_device_is_compatible(priv->node, "K2-UATA")) {  in pata_macio_invariants()
948 		priv->kind = controller_k2_ata6;  in pata_macio_invariants()
949 	        priv->timings = pata_macio_kauai_timings;  in pata_macio_invariants()
950 	} else if (of_device_is_compatible(priv->node, "keylargo-ata")) {  in pata_macio_invariants()
951 		if (strcmp(priv->node->name, "ata-4") == 0) {  in pata_macio_invariants()
952 			priv->kind = controller_kl_ata4;  in pata_macio_invariants()
953 			priv->timings = pata_macio_kl66_timings;  in pata_macio_invariants()
955 			priv->kind = controller_kl_ata3;  in pata_macio_invariants()
956 			priv->timings = pata_macio_kl33_timings;  in pata_macio_invariants()
958 	} else if (of_device_is_compatible(priv->node, "heathrow-ata")) {  in pata_macio_invariants()
959 		priv->kind = controller_heathrow;  in pata_macio_invariants()
960 		priv->timings = pata_macio_heathrow_timings;  in pata_macio_invariants()
962 		priv->kind = controller_ohare;  in pata_macio_invariants()
963 		priv->timings = pata_macio_ohare_timings;  in pata_macio_invariants()
969 	bidp = of_get_property(priv->node, "AAPL,bus-id", NULL);  in pata_macio_invariants()
970 	priv->aapl_bus_id =  bidp ? *bidp : 0;  in pata_macio_invariants()
973 	if (priv->mediabay && bidp == 0)  in pata_macio_invariants()
974 		priv->aapl_bus_id = 1;  in pata_macio_invariants()
999 static void pmac_macio_calc_timing_masks(struct pata_macio_priv *priv,  in pmac_macio_calc_timing_masks()  argument
1008 	while (priv->timings[i].mode > 0) {  in pmac_macio_calc_timing_masks()
1009 		unsigned int mask = 1U << (priv->timings[i].mode & 0x0f);  in pmac_macio_calc_timing_masks()
1010 		switch(priv->timings[i].mode & 0xf0) {  in pmac_macio_calc_timing_masks()
1023 	dev_dbg(priv->dev, "Supported masks: PIO=%lx, MWDMA=%lx, UDMA=%lx\n",  in pmac_macio_calc_timing_masks()
1027 static int pata_macio_common_init(struct pata_macio_priv *priv,  in pata_macio_common_init()  argument
1040 	pata_macio_invariants(priv);  in pata_macio_common_init()
1043 	pata_macio_default_timings(priv);  in pata_macio_common_init()
1048 	dma_set_max_seg_size(priv->dev, MAX_DBDMA_SEG);  in pata_macio_common_init()
1052 	pmac_macio_calc_timing_masks(priv, &pinfo);  in pata_macio_common_init()
1055 	pinfo.private_data	= priv;  in pata_macio_common_init()
1057 	priv->host = ata_host_alloc_pinfo(priv->dev, ppi, 1);  in pata_macio_common_init()
1058 	if (priv->host == NULL) {  in pata_macio_common_init()
1059 		dev_err(priv->dev, "Failed to allocate ATA port structure\n");  in pata_macio_common_init()
1064 	priv->host->private_data = priv;  in pata_macio_common_init()
1067 	priv->tfregs = devm_ioremap(priv->dev, tfregs, 0x100);  in pata_macio_common_init()
1068 	if (priv->tfregs == NULL) {  in pata_macio_common_init()
1069 		dev_err(priv->dev, "Failed to map ATA ports\n");  in pata_macio_common_init()
1072 	priv->host->iomap = &priv->tfregs;  in pata_macio_common_init()
1076 		dma_regs = devm_ioremap(priv->dev, dmaregs,  in pata_macio_common_init()
1079 			dev_warn(priv->dev, "Failed to map ATA DMA registers\n");  in pata_macio_common_init()
1084 		priv->kauai_fcr = devm_ioremap(priv->dev, fcregs, 4);  in pata_macio_common_init()
1085 		if (priv->kauai_fcr == NULL) {  in pata_macio_common_init()
1086 			dev_err(priv->dev, "Failed to map ATA FCR register\n");  in pata_macio_common_init()
1092 	pata_macio_setup_ios(&priv->host->ports[0]->ioaddr,  in pata_macio_common_init()
1093 			     priv->tfregs, dma_regs);  in pata_macio_common_init()
1094 	priv->host->ports[0]->private_data = priv;  in pata_macio_common_init()
1097 	pata_macio_reset_hw(priv, 0);  in pata_macio_common_init()
1098 	pata_macio_apply_timings(priv->host->ports[0], 0);  in pata_macio_common_init()
1101 	if (priv->pdev && dma_regs)  in pata_macio_common_init()
1102 		pci_set_master(priv->pdev);  in pata_macio_common_init()
1104 	dev_info(priv->dev, "Activating pata-macio chipset %s, Apple bus ID %d\n",  in pata_macio_common_init()
1105 		 macio_ata_names[priv->kind], priv->aapl_bus_id);  in pata_macio_common_init()
1108 	priv->irq = irq;  in pata_macio_common_init()
1109 	return ata_host_activate(priv->host, irq, ata_bmdma_interrupt, 0,  in pata_macio_common_init()
1116 	struct pata_macio_priv	*priv;  in pata_macio_attach()  local
1132 	priv = devm_kzalloc(&mdev->ofdev.dev,  in pata_macio_attach()
1134 	if (priv == NULL) {  in pata_macio_attach()
1139 	priv->node = of_node_get(mdev->ofdev.dev.of_node);  in pata_macio_attach()
1140 	priv->mdev = mdev;  in pata_macio_attach()
1141 	priv->dev = &mdev->ofdev.dev;  in pata_macio_attach()
1177 	lock_media_bay(priv->mdev->media_bay);  in pata_macio_attach()
1180 	rc = pata_macio_common_init(priv,  in pata_macio_attach()
1185 	unlock_media_bay(priv->mdev->media_bay);  in pata_macio_attach()
1193 	struct pata_macio_priv *priv = host->private_data;  in pata_macio_detach()  local
1195 	lock_media_bay(priv->mdev->media_bay);  in pata_macio_detach()
1200 	priv->host->private_data = NULL;  in pata_macio_detach()
1204 	unlock_media_bay(priv->mdev->media_bay);  in pata_macio_detach()
1258 	struct pata_macio_priv	*priv;  in pata_macio_pci_attach()  local
1278 	priv = devm_kzalloc(&pdev->dev,  in pata_macio_pci_attach()
1280 	if (priv == NULL) {  in pata_macio_pci_attach()
1285 	priv->node = of_node_get(np);  in pata_macio_pci_attach()
1286 	priv->pdev = pdev;  in pata_macio_pci_attach()
1287 	priv->dev = &pdev->dev;  in pata_macio_pci_attach()
1298 	if (pata_macio_common_init(priv,  in pata_macio_pci_attach()