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From: Sasha Levin <sashal@kernel.org>
To: "Michel Dänzer" <michel@daenzer.net>
Cc: "Pierre-Eric Pelloux-Prayer" <pierre-eric.pelloux-prayer@amd.com>,
	"Marek Olšák" <marek.olsak@amd.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	amd-gfx@lists.freedesktop.org,
	"Alex Deucher" <alexander.deucher@amd.com>,
	stable@vger.kernel.org,
	"Christian König" <christian.koenig@amd.com>
Subject: Re: [PATCH AUTOSEL 5.6 33/50] drm/amdgpu: bump version for invalidate L2 before SDMA IBs
Date: Sat, 16 May 2020 19:08:10 -0400	[thread overview]
Message-ID: <20200516230810.GH29995@sasha-vm> (raw)
In-Reply-To: <349b2cb9-71f9-a0cd-aceb-308512d7501a@daenzer.net>

On Thu, May 07, 2020 at 06:11:17PM +0200, Michel Dänzer wrote:
>On 2020-05-07 4:27 p.m., Sasha Levin wrote:
>> From: Marek Olšák <marek.olsak@amd.com>
>>
>> [ Upstream commit 9017a4897a20658f010bebea825262963c10afa6 ]
>>
>> This fixes GPU hangs due to cache coherency issues.
>> Bump the driver version. Split out from the original patch.
>>
>> Signed-off-by: Marek Olšák <marek.olsak@amd.com>
>> Reviewed-by: Christian König <christian.koenig@amd.com>
>> Tested-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@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_drv.c | 3 ++-
>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
>> index 42f4febe24c6d..8d45a2b662aeb 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
>> @@ -85,9 +85,10 @@
>>   * - 3.34.0 - Non-DC can flip correctly between buffers with different pitches
>>   * - 3.35.0 - Add drm_amdgpu_info_device::tcc_disabled_mask
>>   * - 3.36.0 - Allow reading more status registers on si/cik
>> + * - 3.37.0 - L2 is invalidated before SDMA IBs, needed for correctness
>>   */
>>  #define KMS_DRIVER_MAJOR	3
>> -#define KMS_DRIVER_MINOR	36
>> +#define KMS_DRIVER_MINOR	37
>>  #define KMS_DRIVER_PATCHLEVEL	0
>>
>>  int amdgpu_vram_limit = 0;
>>
>
>This requires the parent commit fdf83646c0542ecfb9adc4db8f741a1f43dca058
>"drm/amdgpu: invalidate L2 before SDMA IBs (v2)". KMS_DRIVER_MINOR is
>bumped to signal to userspace the fix in that commit is present.

I've grabbed the commit you've pointed out as well as ce73516d42c9
("drm/amdgpu: simplify padding calculations (v2)") to make the backport
apply cleanly, thank you!

-- 
Thanks,
Sasha
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  reply	other threads:[~2020-05-16 23:08 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20200507142726.25751-1-sashal@kernel.org>
2020-05-07 14:26 ` [PATCH AUTOSEL 5.6 21/50] drm/amd/display: blank dp stream before re-train the link Sasha Levin
2020-05-07 14:27 ` [PATCH AUTOSEL 5.6 25/50] dma-buf: Fix SET_NAME ioctl uapi Sasha Levin
2020-05-07 14:27 ` [PATCH AUTOSEL 5.6 32/50] drm/amd/powerplay: avoid using pm_en before it is initialized revised Sasha Levin
2020-05-07 14:27 ` [PATCH AUTOSEL 5.6 33/50] drm/amdgpu: bump version for invalidate L2 before SDMA IBs Sasha Levin
2020-05-07 16:11   ` Michel Dänzer
2020-05-16 23:08     ` Sasha Levin [this message]
2020-05-18 22:35   ` Marek Olšák
2020-05-19 13:25     ` Deucher, Alexander
2020-05-07 14:27 ` [PATCH AUTOSEL 5.6 35/50] drm/amd/display: check if REFCLK_CNTL register is present Sasha Levin
2020-05-07 14:27 ` [PATCH AUTOSEL 5.6 36/50] drm/amd/display: Defer cursor update around VUPDATE for all ASIC Sasha Levin
2020-05-07 14:27 ` [PATCH AUTOSEL 5.6 37/50] drm/amd/display: Update downspread percent to match spreadsheet for DCN2.1 Sasha Levin
2020-05-07 14:27 ` [PATCH AUTOSEL 5.6 39/50] drm/qxl: lost qxl_bo_kunmap_atomic_page in qxl_image_init_helper() Sasha Levin

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