From 31609df521e9aea4a6819581ff7e6294f5c51ad1 Mon Sep 17 00:00:00 2001
From: Yuxian Dai <Yuxian.Dai@amd.com>
Date: Wed, 15 Apr 2020 19:03:52 +0800
Subject: drm/amdgpu/powerplay:avoid to show invalid DPM table info
Git-commit: 5f6a92e442834815736ee8815d99e2c9c658a51b
Patch-mainline: v5.8-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
for different ASIC support different the number of DPM levels,
we should avoid to show the invalid level value.
v1 -> v2:
follow the suggestion,clarifiy the description for this
change
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Yuxian Dai <Yuxian.Dai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/powerplay/renoir_ppt.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
index 16ed32f76954..67476047c067 100644
--- a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
@@ -296,6 +296,8 @@ static int renoir_print_clk_levels(struct smu_context *smu,
for (i = 0; i < count; i++) {
GET_DPM_CUR_FREQ(clk_table, clk_type, i, value);
+ if (!value)
+ continue;
size += sprintf(buf + size, "%d: %uMhz %s\n", i, value,
cur_value == value ? "*" : "");
if (cur_value == value)
--
2.28.0