> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Trigger Huang > Sent: Thursday, November 03, 2016 8:49 AM > To: amd-gfx at lists.freedesktop.org > Cc: Liu, Monk; Huang, Trigger > Subject: [PATCH] drm/amd/powerplay:Tonga not to start SMC if SRIOV > > This patch is used for virtualization support. In virtualization case, > Tonga SMC should not be started and SMU firmware should not be loaded > if in SRIOV environment. The same operation will be applied on FIJI in > other patch. > > Signed-off-by: Monk Liu <Monk.Liu at amd.com> > Signed-off-by: Trigger Huang <trigger.huang at amd.com> Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c > b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c > index 5f91240..eff9a232 100644 > --- a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c > +++ b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c > @@ -140,7 +140,8 @@ static int tonga_start_smu(struct pp_smumgr > *smumgr) > int result; > > /* Only start SMC if SMC RAM is not running */ > - if (!smu7_is_smc_ram_running(smumgr)) { > + if (!(smu7_is_smc_ram_running(smumgr) || > + cgs_is_virtualization_enabled(smumgr->device))) { > /*Check if SMU is running in protected mode*/ > if (0 == SMUM_READ_VFPF_INDIRECT_FIELD(smumgr- > >device, CGS_IND_REG__SMC, > SMU_FIRMWARE, SMU_MODE)) { > -- > 2.7.4 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
