From 1309c528094070843b849a429a381264533787f5 Mon Sep 17 00:00:00 2001
From: Kevin Wang <kevin1.wang@amd.com>
Date: Wed, 11 Aug 2021 16:10:26 +0800
Subject: drm/amd/pm: change pp_dpm_sclk/mclk/fclk attribute is RO for
 aldebaran
Git-commit: 1d0e622f8db264240086dc13e3018b5802e8df18
Patch-mainline: v5.15-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

the following clock is only support voltage DPM, change attribute to RO:
1. pp_dpm_sclk
2. pp_dpm_mclk
3. pp_dpm_fclk

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/pm/amdgpu_pm.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index 4ee5d4d6aa7e..221aff24029a 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -2094,14 +2094,19 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
 			*states = ATTR_STATE_UNSUPPORTED;
 	}
 
-	if (asic_type == CHIP_ARCTURUS) {
-		/* Arcturus does not support standalone mclk/socclk/fclk level setting */
+	switch (asic_type) {
+	case CHIP_ARCTURUS:
+	case CHIP_ALDEBARAN:
+		/* the Mi series card does not support standalone mclk/socclk/fclk level setting */
 		if (DEVICE_ATTR_IS(pp_dpm_mclk) ||
 		    DEVICE_ATTR_IS(pp_dpm_socclk) ||
 		    DEVICE_ATTR_IS(pp_dpm_fclk)) {
 			dev_attr->attr.mode &= ~S_IWUGO;
 			dev_attr->store = NULL;
 		}
+		break;
+	default:
+		break;
 	}
 
 	if (DEVICE_ATTR_IS(pp_dpm_dcefclk)) {
-- 
2.38.1