linux-kernel - [PATCH 5.7 249/265] drm/amdgpu: add fw release for sdma v5

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Message-Id: <20200629151818.2493727-250-sashal@kernel.org>
Date:   Mon, 29 Jun 2020 11:18:02 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Wenhui Sheng <Wenhui.Sheng@....com>,
        Hawking Zhang <Hawking.Zhang@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: [PATCH 5.7 249/265] drm/amdgpu: add fw release for sdma v5_0

From: Wenhui Sheng <Wenhui.Sheng@....com>

commit edfaf6fa73f15568d4337f208b2333f647c35810 upstream.

sdma fw isn't released when module exit

Reviewed-by: Hawking Zhang <Hawking.Zhang@....com>
Signed-off-by: Wenhui Sheng <Wenhui.Sheng@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Cc: stable@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
index d2840c2f62865..1dc57079933ce 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
@@ -1261,8 +1261,12 @@ static int sdma_v5_0_sw_fini(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	int i;
 
-	for (i = 0; i < adev->sdma.num_instances; i++)
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		if (adev->sdma.instance[i].fw != NULL)
+			release_firmware(adev->sdma.instance[i].fw);
+
 		amdgpu_ring_fini(&adev->sdma.instance[i].ring);
+	}
 
 	return 0;
 }
-- 
2.25.1