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authorLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2018-02-08 09:58:52 +0000
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2018-03-08 11:22:30 +0000
commit6c47506361ecd9591813bbaaca518f8a76162a3d (patch)
treed1cb732f38b082ae081027e6619ad5917e1a387d /drivers/acpi/arm64
parentc38d08526bc9cadfc64065afd219090a8df97f48 (diff)
downloadlinux-6c47506361ecd9591813bbaaca518f8a76162a3d.tar.bz2
ACPI/IORT: Remove temporary iort_get_id_mapping_index() ACPICA guard
In IORT issue C SMMUv3 IORT nodes gained an additional field (DeviceID mapping index) so that the SMMUv3 can describe its MSI interrupts. Referring to it in the kernel requires ACPICA changes and in order to prevent kernel<->ACPICA dependencies kernel code depending on the SMMUv3 DeviceID mapping index field was guarded with an ACPICA version conditional. ACPICA changes introducing DeviceID mapping index in the IORT structs were integrated in the kernel with: commit 4c106aa411ee ("ACPICA: iasl: Add SMMUv3 device ID mapping index support") so the temporary ACPICA guard has become stale and can be removed. Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Acked-by: Hanjun Guo <hanjun.guo@linaro.org> Cc: Will Deacon <will.deacon@arm.com> Cc: Hanjun Guo <hanjun.guo@linaro.org> Cc: Sudeep Holla <sudeep.holla@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Diffstat (limited to 'drivers/acpi/arm64')
-rw-r--r--drivers/acpi/arm64/iort.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index 95255ecfae7c..a84a5787bbd2 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -366,7 +366,6 @@ static struct acpi_iort_node *iort_node_get_id(struct acpi_iort_node *node,
return NULL;
}
-#if (ACPI_CA_VERSION > 0x20170929)
static int iort_get_id_mapping_index(struct acpi_iort_node *node)
{
struct acpi_iort_smmu_v3 *smmu;
@@ -400,12 +399,6 @@ static int iort_get_id_mapping_index(struct acpi_iort_node *node)
return -EINVAL;
}
}
-#else
-static inline int iort_get_id_mapping_index(struct acpi_iort_node *node)
-{
- return -EINVAL;
-}
-#endif
static struct acpi_iort_node *iort_node_map_id(struct acpi_iort_node *node,
u32 id_in, u32 *id_out,