RE: [PATCH 14/18] drm/amdgpu: Fix amdgpu reload failure under SRIOV

2017-09-18 Thread Yu, Xiangliang
Cc: Chen, Horace ; amd-gfx list ; Liu, Monk Subject: Re: [PATCH 14/18] drm/amdgpu: Fix amdgpu reload failure under SRIOV On Mon, Sep 18, 2017 at 5:31 AM, Christian König wrote: > Am 18.09.2017 um 08:11 schrieb Monk Liu: >> >> From: Horace Chen >> >> Kernel will

Re: [PATCH 14/18] drm/amdgpu: Fix amdgpu reload failure under SRIOV

2017-09-18 Thread Alex Deucher
On Mon, Sep 18, 2017 at 5:31 AM, Christian König wrote: > Am 18.09.2017 um 08:11 schrieb Monk Liu: >> >> From: Horace Chen >> >> Kernel will set the PCI power state to UNKNOWN after unloading, >> Since SRIOV has faked PCI config space so the UNKNOWN state >> will be kept forever. >> >> In driver

Re: [PATCH 14/18] drm/amdgpu: Fix amdgpu reload failure under SRIOV

2017-09-18 Thread Christian König
Am 18.09.2017 um 08:11 schrieb Monk Liu: From: Horace Chen Kernel will set the PCI power state to UNKNOWN after unloading, Since SRIOV has faked PCI config space so the UNKNOWN state will be kept forever. In driver reload if the power state is UNKNOWN then enabling msi will fail. forcely set

RE: [PATCH 14/18] drm/amdgpu: Fix amdgpu reload failure under SRIOV

2017-09-18 Thread Yu, Xiangliang
NAK, Tonga has no this problem, please keep the patch into internal branch for temporally. -Original Message- From: amd-gfx [mailto:amd-gfx-boun...@lists.freedesktop.org] On Behalf Of Monk Liu Sent: Monday, September 18, 2017 2:12 PM To: amd-gfx@lists.freedesktop.org Cc: Chen, Horace ;