7  * Kylene Hall <kjhall@us.ibm.com>
9  * Maintained by: <tpmdd-devel@lists.sourceforge.net>
41 	 * irq = -1 means: no irq support
58 MODULE_PARM_DESC(interrupts, "Enable interrupts");
75 	list_for_each_entry(id, &dev->pnp.ids, list)  in has_hid()
76 		if (!strcmp(hid, id->id))  in has_hid()
110 	if (!aid || aid->driver_data != DEVICE_IS_TPM2)  in check_acpi_tpm2()
118 	if (ACPI_FAILURE(st) || tbl->header.length < sizeof(*tbl)) {  in check_acpi_tpm2()
120 		return -EINVAL;  in check_acpi_tpm2()
124 	if (tbl->start_method != ACPI_TPM2_MEMORY_MAPPED)  in check_acpi_tpm2()
125 		return -ENODEV;  in check_acpi_tpm2()
141 	while (len--)  in tpm_tcg_read_bytes()
142 		*result++ = ioread8(phy->iobase + addr);  in tpm_tcg_read_bytes()
152 	while (len--)  in tpm_tcg_write_bytes()
153 		iowrite8(*value++, phy->iobase + addr);  in tpm_tcg_write_bytes()
162 	*result = ioread16(phy->iobase + addr);  in tpm_tcg_read16()
171 	*result = ioread32(phy->iobase + addr);  in tpm_tcg_read32()
180 	iowrite32(value, phy->iobase + addr);  in tpm_tcg_write32()
196 	int irq = -1;  in tpm_tis_init()
205 		return -ENOMEM;  in tpm_tis_init()
207 	phy->iobase = devm_ioremap_resource(dev, &tpm_info->res);  in tpm_tis_init()
208 	if (IS_ERR(phy->iobase))  in tpm_tis_init()
209 		return PTR_ERR(phy->iobase);  in tpm_tis_init()
212 		irq = tpm_info->irq;  in tpm_tis_init()
215 		phy->priv.flags |= TPM_TIS_ITPM_WORKAROUND;  in tpm_tis_init()
217 	return tpm_tis_core_init(dev, &phy->priv, irq, &tpm_tcg,  in tpm_tis_init()
231 		return -ENODEV;  in tpm_tis_pnp_init()
237 		tpm_info.irq = -1;  in tpm_tis_pnp_init()
239 	return tpm_tis_init(&pnp_dev->dev, &tpm_info);  in tpm_tis_pnp_init()
274 #define TIS_HID_USR_IDX (ARRAY_SIZE(tpm_pnp_tbl) - 2)
288 		dev_err(&pdev->dev, "no memory resource defined\n");  in tpm_tis_plat_probe()
289 		return -ENODEV;  in tpm_tis_plat_probe()
296 			tpm_info.irq = -1;  in tpm_tis_plat_probe()
302 	return tpm_tis_init(&pdev->dev, &tpm_info);  in tpm_tis_plat_probe()
307 	struct tpm_chip *chip = dev_get_drvdata(&pdev->dev);  in tpm_tis_plat_remove()
317 	{.compatible = "tcg,tpm-tis-mmio"},
340 			.end = 0xFED40000 + TIS_MEM_LEN - 1,  in tpm_tis_force_device()
352 	pdev = platform_device_register_simple("tpm_tis", -1, x86_resources,  in tpm_tis_force_device()