Re: [PATCH] drm/amdgpu/uvd7: add emit_reg_write_reg_wait ring callback

2018-04-27 Thread Huang Rui
On Thu, Apr 26, 2018 at 07:12:07PM +0800, Xiaojie Yuan wrote: > Fix the NULL pointer dereference while running amdgpu_test: > > [ 54.972246] BUG: unable to handle kernel NULL pointer dereference at > > [ 54.972265] IP: (null) > [ 54.972273] PGD 0 P4D 0 > [ 54.97

Re: [PATCH] drm/amdgpu/uvd7: add emit_reg_write_reg_wait ring callback

2018-04-26 Thread Alex Deucher
On Thu, Apr 26, 2018 at 7:12 AM, Xiaojie Yuan wrote: > Fix the NULL pointer dereference while running amdgpu_test: > > [ 54.972246] BUG: unable to handle kernel NULL pointer dereference at > > [ 54.972265] IP: (null) > [ 54.972273] PGD 0 P4D 0 > [ 54.972280] Oop

[PATCH] drm/amdgpu/uvd7: add emit_reg_write_reg_wait ring callback

2018-04-26 Thread Xiaojie Yuan
Fix the NULL pointer dereference while running amdgpu_test: [ 54.972246] BUG: unable to handle kernel NULL pointer dereference at [ 54.972265] IP: (null) [ 54.972273] PGD 0 P4D 0 [ 54.972280] Oops: 0010 [#1] SMP PTI [ 54.972288] Modules linked in: amdkfd amd_i