RE: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi

2020-10-29 Thread Sierra Guiza, Alejandro (Alex)
t; Regards, > > Alex Sierra > > > >> -Original Message- > >> From: amd-gfx On Behalf Of > >> Sierra Guiza, Alejandro (Alex) > >> Sent: Wednesday, October 28, 2020 1:09 PM > >> To: Koenig, Christian ; amd- > >> g...@lis

Re: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi

2020-10-29 Thread Luben Tuikov
ejandro (Alex) >> Sent: Wednesday, October 28, 2020 1:09 PM >> To: Koenig, Christian ; amd- >> g...@lists.freedesktop.org >> Subject: Re: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi >> >> >> On 10/28/2020 9:58 AM, Christian König wrote: >&

RE: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi

2020-10-28 Thread Sierra Guiza, Alejandro (Alex)
> To: Koenig, Christian ; amd- > g...@lists.freedesktop.org > Subject: Re: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi > > > On 10/28/2020 9:58 AM, Christian König wrote: > > Am 28.10.20 um 15:55 schrieb Alex Sierra: > >> By enabling this par

Re: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi

2020-10-28 Thread Sierra Guiza, Alejandro (Alex)
On 10/28/2020 9:58 AM, Christian König wrote: Am 28.10.20 um 15:55 schrieb Alex Sierra: By enabling this parameter, the system will be forced to use pcie interface only for p2p transactions. Better name that amdgpu_xgmi with a default value of enabled. Or maybe add another bit value for

RE: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi

2020-10-28 Thread Kim, Jonathan
[AMD Official Use Only - Internal Distribution Only] > -Original Message- > From: amd-gfx On Behalf Of > Luben Tuikov > Sent: Wednesday, October 28, 2020 11:12 AM > To: Sierra Guiza, Alejandro (Alex) ; amd- > g...@lists.freedesktop.org > Subject: Re: [PATCH] d

Re: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi

2020-10-28 Thread Luben Tuikov
On 2020-10-28 10:55, Alex Sierra wrote: > By enabling this parameter, the system will be forced to use pcie > interface only for p2p transactions. > > Signed-off-by: Alex Sierra > --- > drivers/gpu/drm/amd/amdgpu/amdgpu.h| 1 + > drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +- >

Re: [PATCH] drm/amdgpu: Add kernel parameter to force no xgmi

2020-10-28 Thread Christian König
Am 28.10.20 um 15:55 schrieb Alex Sierra: By enabling this parameter, the system will be forced to use pcie interface only for p2p transactions. Better name that amdgpu_xgmi with a default value of enabled. Or maybe add another bit value for amdgpu_vm_debug instead. Signed-off-by: Alex