From: Lijo Lazar <lijo.lazar@amd.com>
Date: Tue, 17 Mar 2026 07:33:53 +0000 (+0530)
Subject: drm/amdgpu: Add client id helpers to mmhub
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3baa07dcfa51ff8d801d4566d6a7199834a73614;p=thirdparty%2Fkernel%2Flinux.git

drm/amdgpu: Add client id helpers to mmhub

Add data structure and helpers to get client id data of mmhub.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
index 92918101a95d1..6b8214650e5d0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
@@ -66,12 +66,37 @@ struct amdgpu_mmhub_funcs {
 	int (*get_xgmi_info)(struct amdgpu_device *adev);
 };
 
+struct amdgpu_mmhub_client_ids {
+	const char * const (*names)[2];
+	unsigned int size;
+};
+
 struct amdgpu_mmhub {
 	struct ras_common_if *ras_if;
 	const struct amdgpu_mmhub_funcs *funcs;
 	struct amdgpu_mmhub_ras  *ras;
+	struct amdgpu_mmhub_client_ids client_ids;
 };
 
+static inline void
+amdgpu_mmhub_init_client_info(struct amdgpu_mmhub *mmhub,
+			      const char * const (*names)[2],
+			      unsigned int size)
+{
+	mmhub->client_ids.names = names;
+	mmhub->client_ids.size = size;
+}
+
+static inline const char *
+amdgpu_mmhub_client_name(struct amdgpu_mmhub *mmhub,
+			  u32 cid, bool is_write)
+{
+	if (cid < mmhub->client_ids.size)
+		return mmhub->client_ids.names[cid][is_write];
+
+	return NULL;
+}
+
 int amdgpu_mmhub_ras_sw_init(struct amdgpu_device *adev);
 
 #endif