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drm/amdgpu: Deprecate xgmi_link_speed enum

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xgmi doesn't have discrete max speeds defined. Speed numbers can be
arbitrary based on SOC. Deprecate the enum.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar 2025-06-13 12:33:20 +05:30 committed by Alex Deucher
parent 04141c05f3
commit 8c9eb6ce50
2 changed files with 5 additions and 9 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
View File

@ -1771,13 +1771,15 @@ void amdgpu_xgmi_early_init(struct amdgpu_device *adev)
case IP_VERSION(9, 4, 0):
case IP_VERSION(9, 4, 1):
case IP_VERSION(9, 4, 2):
adev->gmc.xgmi.max_speed = XGMI_SPEED_25GT;
/* 25 GT/s */
adev->gmc.xgmi.max_speed = 25;
adev->gmc.xgmi.max_width = 16;
break;
case IP_VERSION(9, 4, 3):
case IP_VERSION(9, 4, 4):
case IP_VERSION(9, 5, 0):
adev->gmc.xgmi.max_speed = XGMI_SPEED_32GT;
/* 32 GT/s */
adev->gmc.xgmi.max_speed = 32;
adev->gmc.xgmi.max_width = 16;
break;
default:

8
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.h
View File

@ -25,12 +25,6 @@
#include <drm/task_barrier.h>
#include "amdgpu_ras.h"
enum amdgpu_xgmi_link_speed {
XGMI_SPEED_16GT = 16,
XGMI_SPEED_25GT = 25,
XGMI_SPEED_32GT = 32
};
struct amdgpu_hive_info {
struct kobject kobj;
uint64_t hive_id;
@ -97,7 +91,7 @@ struct amdgpu_xgmi {
struct ras_common_if *ras_if;
bool connected_to_cpu;
struct amdgpu_xgmi_ras *ras;
enum amdgpu_xgmi_link_speed max_speed;
uint16_t max_speed;
uint8_t max_width;
};