[PATCH] drm/amdgpu/irq: Move irq resume to the beginning

[Alex Deucher]

Acked-by: Alex Deucher <alexander.deucher at amd.com>

On Tue, Aug 8, 2023 at 2:43 AM Deng, Emily <Emily.Deng at amd.com> wrote:
>
> [AMD Official Use Only - General]
>
> Ping.....
>
> >-----Original Message-----
> >From: Emily Deng <Emily.Deng at amd.com>
> >Sent: Monday, August 7, 2023 1:11 PM
> >To: amd-gfx at lists.freedesktop.org
> >Cc: Deng, Emily <Emily.Deng at amd.com>
> >Subject: [PATCH] drm/amdgpu/irq: Move irq resume to the beginning
> >
> >Need to move irq resume to the beginning of reset sriov, or if one interrupt
> >occurs before irq resume, then the irq won't work anymore.
> >
> >Signed-off-by: Emily Deng <Emily.Deng at amd.com>
> >---
> > drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> >diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> >b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> >index 1338489b0b2f..8b304fdfe6db 100644
> >--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> >+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> >@@ -4617,6 +4617,7 @@ static int amdgpu_device_reset_sriov(struct
> >amdgpu_device *adev,
> >               r = amdgpu_virt_reset_gpu(adev);
> >       if (r)
> >               return r;
> >+      amdgpu_irq_gpu_reset_resume_helper(adev);
> >
> >       /* some sw clean up VF needs to do before recover */
> >       amdgpu_virt_post_reset(adev);
> >@@ -4646,7 +4647,6 @@ static int amdgpu_device_reset_sriov(struct
> >amdgpu_device *adev,
> >               amdgpu_put_xgmi_hive(hive);
> >
> >       if (!r) {
> >-              amdgpu_irq_gpu_reset_resume_helper(adev);
> >               r = amdgpu_ib_ring_tests(adev);
> >
> >               amdgpu_amdkfd_post_reset(adev);
> >--
> >2.36.1
>