diff options
Diffstat (limited to 'drivers/platform/x86/intel_ips.c')
| -rw-r--r-- | drivers/platform/x86/intel_ips.c | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c index 0ffdb3cde2b..5051aa970e0 100644 --- a/drivers/platform/x86/intel_ips.c +++ b/drivers/platform/x86/intel_ips.c @@ -72,6 +72,7 @@ #include <linux/string.h> #include <linux/tick.h> #include <linux/timer.h> +#include <linux/dmi.h> #include <drm/i915_drm.h> #include <asm/msr.h> #include <asm/processor.h> @@ -1485,6 +1486,24 @@ static DEFINE_PCI_DEVICE_TABLE(ips_id_table) = { MODULE_DEVICE_TABLE(pci, ips_id_table); +static int ips_blacklist_callback(const struct dmi_system_id *id) +{ + pr_info("Blacklisted intel_ips for %s\n", id->ident); + return 1; +} + +static const struct dmi_system_id ips_blacklist[] = { + { + .callback = ips_blacklist_callback, + .ident = "HP ProBook", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP ProBook"), + }, + }, + { } /* terminating entry */ +}; + static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id) { u64 platform_info; @@ -1494,6 +1513,9 @@ static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id) u16 htshi, trc, trc_required_mask; u8 tse; + if (dmi_check_system(ips_blacklist)) + return -ENODEV; + ips = kzalloc(sizeof(struct ips_driver), GFP_KERNEL); if (!ips) return -ENOMEM; @@ -1697,21 +1719,6 @@ static void ips_remove(struct pci_dev *dev) dev_dbg(&dev->dev, "IPS driver removed\n"); } -#ifdef CONFIG_PM -static int ips_suspend(struct pci_dev *dev, pm_message_t state) -{ - return 0; -} - -static int ips_resume(struct pci_dev *dev) -{ - return 0; -} -#else -#define ips_suspend NULL -#define ips_resume NULL -#endif /* CONFIG_PM */ - static void ips_shutdown(struct pci_dev *dev) { } @@ -1721,8 +1728,6 @@ static struct pci_driver ips_pci_driver = { .id_table = ips_id_table, .probe = ips_probe, .remove = ips_remove, - .suspend = ips_suspend, - .resume = ips_resume, .shutdown = ips_shutdown, }; |