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From: Alex Deucher <alexdeucher@gmail.com>
To: amd-gfx@lists.freedesktop.org
Cc: Alex Deucher <alexander.deucher@amd.com>, stable@vger.kernel.org
Subject: [PATCH] drm/amdgpu/soc15: skip reset on init
Date: Fri, 17 May 2019 09:26:47 -0500	[thread overview]
Message-ID: <20190517142647.26034-1-alexander.deucher@amd.com> (raw)

Not necessary on soc15 and breaks driver reload on server cards.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
---
 drivers/gpu/drm/amd/amdgpu/soc15.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 32dc5a128249..78bd4fc07bab 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -761,6 +761,11 @@ static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
 {
 	u32 sol_reg;
 
+	/* Just return false for soc15 GPUs.  Reset does not seem to
+	 * be necessary.
+	 */
+	return false;
+
 	if (adev->flags & AMD_IS_APU)
 		return false;
 
-- 
2.20.1

             reply	other threads:[~2019-05-17 14:26 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-17 14:26 Alex Deucher [this message]
     [not found] ` <20190517142647.26034-1-alexander.deucher-5C7GfCeVMHo@public.gmane.org>
2019-05-17 14:47   ` [PATCH] drm/amdgpu/soc15: skip reset on init Lin, Amber
     [not found]     ` <a986c8b7-4255-e70b-4e39-102cc57cda92-5C7GfCeVMHo@public.gmane.org>
2019-05-17 17:02       ` Alex Deucher
     [not found]         ` <CADnq5_PKFA62OMa4H9gKy4R9rk38mY0EKhZGxf51N36DkTEavQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-05-17 19:15           ` Lin, Amber
2019-05-18 12:22   ` Sasha Levin
2019-05-18 12:22 ` Sasha Levin

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