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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Guchun Chen <guchun.chen@amd.com>,
        Hawking Zhang <Hawking.Zhang@amd.com>,
        Alex Deucher <alexander.deucher@amd.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.9 074/391] drm/amdgpu: restore ras flags when user resets eeprom(v2)
Date:   Tue,  3 Nov 2020 21:32:05 +0100
Message-Id: <20201103203352.185549880@linuxfoundation.org>
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From: Guchun Chen <guchun.chen@amd.com>

[ Upstream commit bf0b91b78f002faa1be1902a75eeb0797f9fbcf3 ]

RAS flags needs to be cleaned as well when user requires
one clean eeprom.

v2: RAS flags shall be restored after eeprom reset succeeds.

Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 1bedb416eebd0..b4fb5a473df5a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -367,12 +367,19 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f, const char __user *
 static ssize_t amdgpu_ras_debugfs_eeprom_write(struct file *f, const char __user *buf,
 		size_t size, loff_t *pos)
 {
-	struct amdgpu_device *adev = (struct amdgpu_device *)file_inode(f)->i_private;
+	struct amdgpu_device *adev =
+		(struct amdgpu_device *)file_inode(f)->i_private;
 	int ret;
 
-	ret = amdgpu_ras_eeprom_reset_table(&adev->psp.ras.ras->eeprom_control);
+	ret = amdgpu_ras_eeprom_reset_table(
+			&(amdgpu_ras_get_context(adev)->eeprom_control));
 
-	return ret == 1 ? size : -EIO;
+	if (ret == 1) {
+		amdgpu_ras_get_context(adev)->flags = RAS_DEFAULT_FLAGS;
+		return size;
+	} else {
+		return -EIO;
+	}
 }
 
 static const struct file_operations amdgpu_ras_debugfs_ctrl_ops = {
-- 
2.27.0