[PATCH] drm/amdgpu: add amdgpu_device reference in ip block

Sunil Khatri sunil.khatri at amd.com
Tue Sep 24 12:57:39 UTC 2024


To handle amdgpu_device reference for different GPUs
we add it's reference in each ip block which can be
used to differentiate between difference gpu devices.

Signed-off-by: Sunil Khatri <sunil.khatri at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h        | 1 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 5b06c052ffbc..c83207a01763 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -391,6 +391,7 @@ struct amdgpu_ip_block_version {
 struct amdgpu_ip_block {
 	struct amdgpu_ip_block_status status;
 	const struct amdgpu_ip_block_version *version;
+	struct amdgpu_device *adev;
 };
 
 int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index dee57f15719e..c4d4fbcfca7a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2337,6 +2337,8 @@ int amdgpu_device_ip_block_add(struct amdgpu_device *adev,
 	DRM_INFO("add ip block number %d <%s>\n", adev->num_ip_blocks,
 		  ip_block_version->funcs->name);
 
+	adev->ip_blocks[adev->num_ip_blocks].adev = adev;
+
 	adev->ip_blocks[adev->num_ip_blocks++].version = ip_block_version;
 
 	return 0;
-- 
2.34.1



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