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| author | Tony Lindgren <tony@atomide.com> | 2019-08-13 03:40:10 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2019-08-13 03:40:10 -0700 |
| commit | 58e16d792a6a8c6b750f637a4649967fcac853dc (patch) | |
| tree | 778a940499ecfc6fb2d811dbfef735913d30618a /arch/s390/pci/pci_sysfs.c | |
| parent | fa8397e45c64e60c80373bc19ee56e42a6bed9b6 (diff) | |
| parent | a304f483b6b00d42bde41c45ca52c670945348e2 (diff) | |
Merge branch 'ti-sysc-fixes' into fixes
Diffstat (limited to 'arch/s390/pci/pci_sysfs.c')
| -rw-r--r-- | arch/s390/pci/pci_sysfs.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/s390/pci/pci_sysfs.c b/arch/s390/pci/pci_sysfs.c index 430c14b006d1..a433ba01a317 100644 --- a/arch/s390/pci/pci_sysfs.c +++ b/arch/s390/pci/pci_sysfs.c @@ -37,6 +37,15 @@ zpci_attr(segment1, "0x%02x\n", pfip[1]); zpci_attr(segment2, "0x%02x\n", pfip[2]); zpci_attr(segment3, "0x%02x\n", pfip[3]); +static ssize_t mio_enabled_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); + + return sprintf(buf, zpci_use_mio(zdev) ? "1\n" : "0\n"); +} +static DEVICE_ATTR_RO(mio_enabled); + static ssize_t recover_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { @@ -115,6 +124,7 @@ static struct attribute *zpci_dev_attrs[] = { &dev_attr_vfn.attr, &dev_attr_uid.attr, &dev_attr_recover.attr, + &dev_attr_mio_enabled.attr, NULL, }; static struct attribute_group zpci_attr_group = { |