Am 05.09.2018 um 17:31 schrieb shaoyunl:
From: Shaoyun Liu <shaoyun....@amd.com>
KFD need to get hive id from amdgpu to build up the XGMI topology
Change-Id: If68ea8fd7fb17b7ffb581f45d8406925578d96b8
Signed-off-by: Shaoyun Liu <shaoyun....@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehl...@amd.com>
Acked-by: Christian König <christian.koe...@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 31c52c1..cb4deb2 100644
--- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
@@ -313,6 +313,8 @@ 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.
*
@@ -438,6 +440,9 @@ 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);
+
};
/**
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