Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752470AbdF3QKX (ORCPT ); Fri, 30 Jun 2017 12:10:23 -0400 Received: from g2t2353.austin.hpe.com ([15.233.44.26]:16258 "EHLO g2t2353.austin.hpe.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752142AbdF3QJ7 (ORCPT ); Fri, 30 Jun 2017 12:09:59 -0400 From: Jerry Hoemann To: dan.j.williams@intel.com Cc: linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org, Jerry Hoemann Subject: [PATCH v4 4/6] acpi, nfit: Show bus_dsm_mask in sysfs Date: Fri, 30 Jun 2017 10:09:37 -0600 Message-Id: <198c0eaf15bda1fb48dea29ccee1b437206c1635.1498810220.git.jerry.hoemann@hpe.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1198 Lines: 39 Display bus_dsm_mask in sysfs as /sys/bus/nd/devices/ndbusX/nfit/dsm_mask. Signed-off-by: Jerry Hoemann --- 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 5e4c137..4e24d69 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