diff options
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
| -rw-r--r-- | drivers/pci/pci-sysfs.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 97c9c62d5e3e..2321fdfefd7d 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -12,7 +12,7 @@ * Modeled after usb's driverfs.c */ - +#include <linux/bitfield.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/pci.h> @@ -230,8 +230,7 @@ static ssize_t current_link_width_show(struct device *dev, if (err) return -EINVAL; - return sysfs_emit(buf, "%u\n", - (linkstat & PCI_EXP_LNKSTA_NLW) >> PCI_EXP_LNKSTA_NLW_SHIFT); + return sysfs_emit(buf, "%u\n", FIELD_GET(PCI_EXP_LNKSTA_NLW, linkstat)); } static DEVICE_ATTR_RO(current_link_width); @@ -530,10 +529,7 @@ static ssize_t d3cold_allowed_store(struct device *dev, return -EINVAL; pdev->d3cold_allowed = !!val; - if (pdev->d3cold_allowed) - pci_d3cold_enable(pdev); - else - pci_d3cold_disable(pdev); + pci_bridge_d3_update(pdev); pm_runtime_resume(dev); @@ -1575,11 +1571,10 @@ static umode_t pci_dev_attrs_are_visible(struct kobject *kobj, struct device *dev = kobj_to_dev(kobj); struct pci_dev *pdev = to_pci_dev(dev); - if (a == &dev_attr_boot_vga.attr) - if ((pdev->class >> 8) != PCI_CLASS_DISPLAY_VGA) - return 0; + if (a == &dev_attr_boot_vga.attr && pci_is_vga(pdev)) + return a->mode; - return a->mode; + return 0; } static struct attribute *pci_dev_hp_attrs[] = { |