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From be628927eb7def6162fbc201756acecfbe269c74 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 5550/5725] 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 f2cb6e1..d6f2e05 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -904,9 +904,14 @@ 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;
}
--
2.7.4
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