Re: [PATCH] drm/amdgpu: Add msix restore for pass-through mode

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



[Public]


Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>

From: Chengzhe Liu <ChengZhe.Liu@xxxxxxx>
Sent: Thursday, July 22, 2021 1:49 AM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>
Cc: Tuikov, Luben <Luben.Tuikov@xxxxxxx>; Koenig, Christian <Christian.Koenig@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Xiao, Jack <Jack.Xiao@xxxxxxx>; Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Xu, Feifei <Feifei.Xu@xxxxxxx>; Wang, Kevin(Yang) <Kevin1.Wang@xxxxxxx>; Liu, Cheng Zhe <ChengZhe.Liu@xxxxxxx>
Subject: [PATCH] drm/amdgpu: Add msix restore for pass-through mode
 
In pass-through mode, after mode 1 reset, msix enablement status would
lost and never receives interrupt again. So, we should restore msix
status after mode 1 reset.

Signed-off-by: Chengzhe Liu <ChengZhe.Liu@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
index 83af307e97cd..e1aa4a5e6a98 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
@@ -584,7 +584,7 @@ void amdgpu_irq_gpu_reset_resume_helper(struct amdgpu_device *adev)
 {
         int i, j, k;
 
-       if (amdgpu_sriov_vf(adev))
+       if (amdgpu_sriov_vf(adev) || amdgpu_passthrough(adev))
                 amdgpu_restore_msix(adev);
 
         for (i = 0; i < AMDGPU_IRQ_CLIENTID_MAX; ++i) {
--
2.25.1

_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

[Index of Archives]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux