diff options
| author | Jerry Hoemann <jerry.hoemann@hpe.com> | 2017-06-30 20:41:28 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-07-01 08:49:59 -0700 |
| commit | 41f95db7b999774fc70b5905c77436d019a910eb (patch) | |
| tree | 0968ee32f2e9fa7cc3f2debcacc24b7f15fbee71 /drivers/acpi/nfit | |
| parent | 7db5bb33add5afe6c64e00516b0c928bfc937466 (diff) | |
acpi, nfit: Show bus_dsm_mask in sysfs
Display bus_dsm_mask in sysfs as /sys/bus/nd/devices/ndbusX/nfit/dsm_mask.
Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/acpi/nfit')
| -rw-r--r-- | drivers/acpi/nfit/core.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index b7d7cc4fd2d0..4f6939b51e90 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -929,6 +929,17 @@ static int nfit_mem_init(struct acpi_nfit_desc *acpi_desc) return 0; } +static ssize_t bus_dsm_mask_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct nvdimm_bus *nvdimm_bus = to_nvdimm_bus(dev); + struct nvdimm_bus_descriptor *nd_desc = to_nd_desc(nvdimm_bus); + + return sprintf(buf, "%#lx\n", nd_desc->bus_dsm_mask); +} +static struct device_attribute dev_attr_bus_dsm_mask = + __ATTR(dsm_mask, 0444, bus_dsm_mask_show, NULL); + static ssize_t revision_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1065,6 +1076,7 @@ static struct attribute *acpi_nfit_attributes[] = { &dev_attr_revision.attr, &dev_attr_scrub.attr, &dev_attr_hw_error_scrub.attr, + &dev_attr_bus_dsm_mask.attr, NULL, }; |