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From 792e06061a1b24ea08dcd5ae5508d070ef037ac5 Mon Sep 17 00:00:00 2001
From: Shaoyun Liu <Shaoyun.Liu@amd.com>
Date: Fri, 6 Jul 2018 11:26:08 -0400
Subject: [PATCH 2685/2940] drm/amd/include: Add get_hive_id interface in
kfd2kgd
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
KFD need to get hive id from amdgpu to build up the XGMI topology
Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/include/kgd_kfd_interface.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
index a94e72df468f..c8e8d8c164ae 100644
--- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
@@ -285,6 +285,8 @@ struct tile_config {
* @set_compute_idle: Indicates that compute is idle on a device. This
* can be used to change power profiles depending on compute activity.
*
+ * @get_hive_id: Returns hive id of current device, 0 if xgmi is not enabled
+ *
* This structure contains function pointers to services that the kgd driver
* provides to amdkfd driver.
*
@@ -409,6 +411,9 @@ struct kfd2kgd_calls {
void (*gpu_recover)(struct kgd_dev *kgd);
void (*set_compute_idle)(struct kgd_dev *kgd, bool idle);
+
+ uint64_t (*get_hive_id)(struct kgd_dev *kgd);
+
};
/**
--
2.17.1
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