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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Alex Deucher <alexander.deucher@amd.com>,
	Sasha Levin <sashal@kernel.org>, Evan Quan <evan.quan@amd.com>,
	dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org
Subject: [PATCH AUTOSEL 5.7 16/54] drm/amd/powerplay: correct Vega20 cached smu feature state
Date: Mon, 24 Aug 2020 12:35:55 -0400	[thread overview]
Message-ID: <20200824163634.606093-16-sashal@kernel.org> (raw)
In-Reply-To: <20200824163634.606093-1-sashal@kernel.org>

From: Evan Quan <evan.quan@amd.com>

[ Upstream commit 266d81d9eed30f4994d76a2b237c63ece062eefe ]

Correct the cached smu feature state on pp_features sysfs
setting.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 .../drm/amd/powerplay/hwmgr/vega20_hwmgr.c    | 38 +++++++++----------
 1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 08b6ba39a6d7c..f714d65de07e1 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -985,27 +985,15 @@ static int vega20_disable_all_smu_features(struct pp_hwmgr *hwmgr)
 {
 	struct vega20_hwmgr *data =
 			(struct vega20_hwmgr *)(hwmgr->backend);
-	uint64_t features_enabled;
-	int i;
-	bool enabled;
-	int ret = 0;
+	int i, ret = 0;
 
 	PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc(hwmgr,
 			PPSMC_MSG_DisableAllSmuFeatures)) == 0,
 			"[DisableAllSMUFeatures] Failed to disable all smu features!",
 			return ret);
 
-	ret = vega20_get_enabled_smc_features(hwmgr, &features_enabled);
-	PP_ASSERT_WITH_CODE(!ret,
-			"[DisableAllSMUFeatures] Failed to get enabled smc features!",
-			return ret);
-
-	for (i = 0; i < GNLD_FEATURES_MAX; i++) {
-		enabled = (features_enabled & data->smu_features[i].smu_feature_bitmap) ?
-			true : false;
-		data->smu_features[i].enabled = enabled;
-		data->smu_features[i].supported = enabled;
-	}
+	for (i = 0; i < GNLD_FEATURES_MAX; i++)
+		data->smu_features[i].enabled = 0;
 
 	return 0;
 }
@@ -3215,10 +3203,11 @@ static int vega20_get_ppfeature_status(struct pp_hwmgr *hwmgr, char *buf)
 
 static int vega20_set_ppfeature_status(struct pp_hwmgr *hwmgr, uint64_t new_ppfeature_masks)
 {
-	uint64_t features_enabled;
-	uint64_t features_to_enable;
-	uint64_t features_to_disable;
-	int ret = 0;
+	struct vega20_hwmgr *data =
+			(struct vega20_hwmgr *)(hwmgr->backend);
+	uint64_t features_enabled, features_to_enable, features_to_disable;
+	int i, ret = 0;
+	bool enabled;
 
 	if (new_ppfeature_masks >= (1ULL << GNLD_FEATURES_MAX))
 		return -EINVAL;
@@ -3247,6 +3236,17 @@ static int vega20_set_ppfeature_status(struct pp_hwmgr *hwmgr, uint64_t new_ppfe
 			return ret;
 	}
 
+	/* Update the cached feature enablement state */
+	ret = vega20_get_enabled_smc_features(hwmgr, &features_enabled);
+	if (ret)
+		return ret;
+
+	for (i = 0; i < GNLD_FEATURES_MAX; i++) {
+		enabled = (features_enabled & data->smu_features[i].smu_feature_bitmap) ?
+			true : false;
+		data->smu_features[i].enabled = enabled;
+	}
+
 	return 0;
 }
 
-- 
2.25.1

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       reply	other threads:[~2020-08-24 16:36 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20200824163634.606093-1-sashal@kernel.org>
2020-08-24 16:35 ` Sasha Levin [this message]
2020-08-24 16:35 ` [PATCH AUTOSEL 5.7 17/54] drm/amd/powerplay: correct UVD/VCE PG state on custom pptable uploading Sasha Levin
2020-08-24 16:35 ` [PATCH AUTOSEL 5.7 18/54] drm/amd/display: Fix LFC multiplier changing erratically Sasha Levin
2020-08-24 16:35 ` [PATCH AUTOSEL 5.7 19/54] drm/amd/display: Switch to immediate mode for updating infopackets Sasha Levin
2020-08-24 16:36 ` [PATCH AUTOSEL 5.7 46/54] drm/amdgpu: disable gfxoff for navy_flounder Sasha Levin
2020-08-24 18:24   ` Alex Deucher
2020-08-24 16:36 ` [PATCH AUTOSEL 5.7 47/54] drm/amdgpu: fix NULL pointer access issue when unloading driver Sasha Levin
2020-08-24 16:36 ` [PATCH AUTOSEL 5.7 48/54] drm/amdkfd: fix the wrong sdma instance query for renoir Sasha Levin
2020-08-24 16:36 ` [PATCH AUTOSEL 5.7 49/54] Revert "drm/amdgpu: disable gfxoff for navy_flounder" Sasha Levin
2020-08-24 18:24   ` Alex Deucher

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