Messages in this thread Patch in this message | | | From | Jerry Hoemann <> | Subject | [PATCH v3 5/7] acpi, nfit: Show bus_dsm_mask in sysfs | Date | Thu, 29 Jun 2017 10:56:30 -0600 |
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Display bus_dsm_mask in sysfs as /sys/bus/nd/devices/ndbusX/nfit/dsm_mask.
Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com> --- drivers/acpi/nfit/core.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 971002b..7d2f1a0 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 umode_t nfit_visible(struct kobject *kobj, struct attribute *a, int n) &dev_attr_revision.attr, &dev_attr_scrub.attr, &dev_attr_hw_error_scrub.attr, + &dev_attr_bus_dsm_mask.attr, NULL, }; -- 1.8.5.6
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