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Subject[PATCH v3 7/7] acpi, nfit: override mask
Date
Have module parameter override_dsm_mask override the dsm_mask for
root calls like it does for non-root dsm calls.

Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
---
drivers/acpi/nfit/core.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 7d2f1a0..87acaf2 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -1627,6 +1627,7 @@ static void acpi_nfit_init_dsms(struct acpi_nfit_desc *acpi_desc)
struct nvdimm_bus_descriptor *nd_desc = &acpi_desc->nd_desc;
const u8 *uuid = to_nfit_uuid(NFIT_DEV_BUS);
struct acpi_device *adev;
+ unsigned long dsm_mask;
int i;

nd_desc->cmd_mask = acpi_desc->bus_cmd_force_en;
@@ -1638,7 +1639,11 @@ static void acpi_nfit_init_dsms(struct acpi_nfit_desc *acpi_desc)
if (acpi_check_dsm(adev->handle, uuid, 1, 1ULL << i))
set_bit(i, &nd_desc->cmd_mask);
set_bit(ND_CMD_CALL, &nd_desc->cmd_mask);
- for (i = 0; i < ND_CMD_CALL; i++)
+
+ dsm_mask = 0x3bf;
+ if (override_dsm_mask)
+ dsm_mask = override_dsm_mask;
+ for_each_set_bit(i, &dsm_mask, BITS_PER_LONG)
if (acpi_check_dsm(adev->handle, uuid, 1, 1ULL << i))
set_bit(i, &nd_desc->bus_dsm_mask);
}
--
1.8.5.6
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