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path: root/drivers/platform/x86/intel_ips.c
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Diffstat (limited to 'drivers/platform/x86/intel_ips.c')
-rw-r--r--drivers/platform/x86/intel_ips.c39
1 files changed, 22 insertions, 17 deletions
diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c
index 0ffdb3cde2bb..5051aa970e0a 100644
--- a/drivers/platform/x86/intel_ips.c
+++ b/drivers/platform/x86/intel_ips.c
@@ -72,6 +72,7 @@
72#include <linux/string.h> 72#include <linux/string.h>
73#include <linux/tick.h> 73#include <linux/tick.h>
74#include <linux/timer.h> 74#include <linux/timer.h>
75#include <linux/dmi.h>
75#include <drm/i915_drm.h> 76#include <drm/i915_drm.h>
76#include <asm/msr.h> 77#include <asm/msr.h>
77#include <asm/processor.h> 78#include <asm/processor.h>
@@ -1485,6 +1486,24 @@ static DEFINE_PCI_DEVICE_TABLE(ips_id_table) = {
1485 1486
1486MODULE_DEVICE_TABLE(pci, ips_id_table); 1487MODULE_DEVICE_TABLE(pci, ips_id_table);
1487 1488
1489static int ips_blacklist_callback(const struct dmi_system_id *id)
1490{
1491 pr_info("Blacklisted intel_ips for %s\n", id->ident);
1492 return 1;
1493}
1494
1495static const struct dmi_system_id ips_blacklist[] = {
1496 {
1497 .callback = ips_blacklist_callback,
1498 .ident = "HP ProBook",
1499 .matches = {
1500 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1501 DMI_MATCH(DMI_PRODUCT_NAME, "HP ProBook"),
1502 },
1503 },
1504 { } /* terminating entry */
1505};
1506
1488static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id) 1507static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id)
1489{ 1508{
1490 u64 platform_info; 1509 u64 platform_info;
@@ -1494,6 +1513,9 @@ static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id)
1494 u16 htshi, trc, trc_required_mask; 1513 u16 htshi, trc, trc_required_mask;
1495 u8 tse; 1514 u8 tse;
1496 1515
1516 if (dmi_check_system(ips_blacklist))
1517 return -ENODEV;
1518
1497 ips = kzalloc(sizeof(struct ips_driver), GFP_KERNEL); 1519 ips = kzalloc(sizeof(struct ips_driver), GFP_KERNEL);
1498 if (!ips) 1520 if (!ips)
1499 return -ENOMEM; 1521 return -ENOMEM;
@@ -1697,21 +1719,6 @@ static void ips_remove(struct pci_dev *dev)
1697 dev_dbg(&dev->dev, "IPS driver removed\n"); 1719 dev_dbg(&dev->dev, "IPS driver removed\n");
1698} 1720}
1699 1721
1700#ifdef CONFIG_PM
1701static int ips_suspend(struct pci_dev *dev, pm_message_t state)
1702{
1703 return 0;
1704}
1705
1706static int ips_resume(struct pci_dev *dev)
1707{
1708 return 0;
1709}
1710#else
1711#define ips_suspend NULL
1712#define ips_resume NULL
1713#endif /* CONFIG_PM */
1714
1715static void ips_shutdown(struct pci_dev *dev) 1722static void ips_shutdown(struct pci_dev *dev)
1716{ 1723{
1717} 1724}
@@ -1721,8 +1728,6 @@ static struct pci_driver ips_pci_driver = {
1721 .id_table = ips_id_table, 1728 .id_table = ips_id_table,
1722 .probe = ips_probe, 1729 .probe = ips_probe,
1723 .remove = ips_remove, 1730 .remove = ips_remove,
1724 .suspend = ips_suspend,
1725 .resume = ips_resume,
1726 .shutdown = ips_shutdown, 1731 .shutdown = ips_shutdown,
1727}; 1732};
1728 1733