Attachment 133099 Details for Bug 101946 – possible fix 3/2

[patch] possible fix 3/2

0001-drm-amdgpu-reset-the-GPU-on-shutdown.patch (text/plain), 987 bytes, created by Alex Deucher on 2017-07-28 14:24:25 UTC

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Creator: Alex Deucher

Created: 2017-07-28 14:24:25 UTC

Size: 987 bytes

patch

obsolete

>From 7e947d16cbcf0800f0b930bd036adb4b1cecd8ef Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexander.deucher@amd.com>
>Date: Fri, 28 Jul 2017 10:22:10 -0400
>Subject: [PATCH] drm/amdgpu: reset the GPU on shutdown
>
>Necessary to properly reset the SMU when using the GPU again
>after the driver has unloaded.
>
>Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
>diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>index 2d7b8de..e0cdb6c 100644
>--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>@@ -1957,6 +1957,11 @@ int amdgpu_device_shutdown(struct amdgpu_device *adev)
> 	if (adev->asic_type >= CHIP_BONAIRE)
> 		amdgpu_atombios_scratch_force_asic_init(adev);
> 
>+	/* reset the GPU */
>+	r = amdgpu_asic_reset(adev);
>+	if (r)
>+		DRM_ERROR("amdgpu asic reset failed\n");
>+
> 	return 0;
> }
> 
>-- 
>2.5.5
>

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Attachments on bug 101946: 133068 | 133069 | 133070 | 133074 | 133075 | 133098 | 133099 | 133100 | 133101 | 133103 | 133108 | 133127 | 133132 | 133172 | 133173

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