Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752151AbdFTQxD (ORCPT ); Tue, 20 Jun 2017 12:53:03 -0400 Received: from g2t1383g.austin.hpe.com ([15.233.16.89]:13593 "EHLO g2t1383g.austin.hpe.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751106AbdFTQv4 (ORCPT ); Tue, 20 Jun 2017 12:51:56 -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 v2 4/7] acpi, nfit: Use bus_dsm_mask for passthru Date: Tue, 20 Jun 2017 10:51:23 -0600 Message-Id: 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: 1171 Lines: 32 Populate bus_dsm_mask and use it to filter dsm calls that user can make through the pass thru interface. Signed-off-by: Jerry Hoemann --- drivers/acpi/nfit/core.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index b46fca2..9d281a4 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -253,6 +253,7 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm, cmd_name = nvdimm_bus_cmd_name(cmd); cmd_mask = nd_desc->cmd_mask; dsm_mask = cmd_mask; + if (cmd == ND_CMD_CALL) dsm_mask = nd_desc->bus_dsm_mask; desc = nd_cmd_bus_desc(cmd); uuid = to_nfit_uuid(NFIT_DEV_BUS); handle = adev->handle; @@ -1624,6 +1625,9 @@ 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++) + if (acpi_check_dsm(adev->handle, uuid, 1, 1ULL << i)) + set_bit(i, &nd_desc->bus_dsm_mask); } static ssize_t range_index_show(struct device *dev, -- 1.8.5.6