From: Jerry Hoemann <jerry.hoemann@hpe.com>
Date: Fri, 30 Jun 2017 20:41:24 -0700
Subject: acpi, nfit: Enable DSM pass thru for root functions.
Patch-mainline: v4.13-rc1
Git-commit: 37d74841b9d42b105cba053e70e9db0e395949da
References: FATE#324505

Set ND_CMD_CALL in the cmd_mask to enable calling root
functions via the pass thru mechanism.

Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Acked-by: Johannes Thumshirn <jthumshirn@suse.de>
---
 drivers/acpi/nfit/core.c   |    1 +
 include/uapi/linux/ndctl.h |    1 +
 2 files changed, 2 insertions(+)

--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -1623,6 +1623,7 @@ static void acpi_nfit_init_dsms(struct a
 	for (i = ND_CMD_ARS_CAP; i <= ND_CMD_CLEAR_ERROR; i++)
 		if (acpi_check_dsm(adev->handle, guid, 1, 1ULL << i))
 			set_bit(i, &nd_desc->cmd_mask);
+	set_bit(ND_CMD_CALL, &nd_desc->cmd_mask);
 }
 
 static ssize_t range_index_show(struct device *dev,
--- a/include/uapi/linux/ndctl.h
+++ b/include/uapi/linux/ndctl.h
@@ -179,6 +179,7 @@ static inline const char *nvdimm_bus_cmd
 		[ND_CMD_ARS_START] = "ars_start",
 		[ND_CMD_ARS_STATUS] = "ars_status",
 		[ND_CMD_CLEAR_ERROR] = "clear_error",
+		[ND_CMD_CALL] = "cmd_call",
 	};
 
 	if (cmd < ARRAY_SIZE(names) && names[cmd])