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From 3f0de5355c41d1776605e065cf23acb6ec849f7c Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Wed, 10 Oct 2018 15:24:59 +0800
Subject: [PATCH 0506/2940] drm/amd/powerplay: hint when power profile setting
is not supported
Give user some hints when the power profile setting is not supported.
Change-Id: Iba2b938d02a039ccdee32f9aca185f79fd818796
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index 75b56ae032ce..e8964cae6b93 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -894,9 +894,14 @@ static int pp_set_power_profile_mode(void *handle, long *input, uint32_t size)
pr_info("%s was not implemented.\n", __func__);
return ret;
}
+
+ if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
+ pr_info("power profile setting is for manual dpm mode only.\n");
+ return ret;
+ }
+
mutex_lock(&hwmgr->smu_lock);
- if (hwmgr->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL)
- ret = hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size);
+ ret = hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size);
mutex_unlock(&hwmgr->smu_lock);
return ret;
}
--
2.17.1
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