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Thu, 12 Nov 2020 05:03:21 -0800 (PST) Received: from localhost.localdomain ([2001:1715:4e26:a7e0:116c:c27a:3e7f:5eaf]) by smtp.gmail.com with ESMTPSA id m22sm6877508wrb.97.2020.11.12.05.03.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Nov 2020 05:03:20 -0800 (PST) From: Jean-Philippe Brucker To: joro@8bytes.org, will@kernel.org, lorenzo.pieralisi@arm.com, robh+dt@kernel.org Subject: [PATCH v8 5/9] ACPI/IORT: Enable stall support for platform devices Date: Thu, 12 Nov 2020 13:55:17 +0100 Message-Id: <20201112125519.3987595-6-jean-philippe@linaro.org> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201112125519.3987595-1-jean-philippe@linaro.org> References: <20201112125519.3987595-1-jean-philippe@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201112_080322_672068_5A1B8865 X-CRM114-Status: GOOD ( 12.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org, guohanjun@huawei.com, rjw@rjwysocki.net, shameerali.kolothum.thodi@huawei.com, eric.auger@redhat.com, iommu@lists.linux-foundation.org, Jonathan.Cameron@huawei.com, sudeep.holla@arm.com, bhelgaas@google.com, zhangfei.gao@linaro.org, vivek.gautam@arm.com, baolu.lu@linux.intel.com, robin.murphy@arm.com, Jean-Philippe Brucker , linux-arm-kernel@lists.infradead.org, lenb@kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Copy the "Stall supported" bit, that tells whether a platform device supports stall, into the fwspec struct. Signed-off-by: Jean-Philippe Brucker Acked-by: Hanjun Guo --- drivers/acpi/arm64/iort.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index 70df1ecba7fe..3e39b2212388 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -968,6 +968,7 @@ static void iort_named_component_init(struct device *dev, nc = (struct acpi_iort_named_component *)node->node_data; fwspec->num_pasid_bits = FIELD_GET(ACPI_IORT_NC_PASID_BITS, nc->node_flags); + fwspec->can_stall = (nc->node_flags & ACPI_IORT_NC_STALL_SUPPORTED); } static int iort_nc_iommu_map(struct device *dev, struct acpi_iort_node *node)