On Wed, Apr 11, 2018 at 2:31 AM, Rex Zhu <Rex.Zhu at amd.com> wrote: > we don't have limit of [50ms, 4sec] sampling period. > smu calculate average gpu power in real time. > we can read average gpu power through smu message or > read special register. > > This reverts commit 462d8dcc9fec0d89f1ff6a1f93f1d4f670878c71. > > Signed-off-by: Rex Zhu <Rex.Zhu at amd.com> If Eric is ok with this, Acked-by: Alex Deucher <alexander.deucher at amd.com> > --- > drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c > index 21c021b..388184e 100644 > --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c > +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c > @@ -3364,8 +3364,7 @@ static int smu7_get_gpu_power(struct pp_hwmgr *hwmgr, > "Failed to start pm status log!", > return -1); > > - /* Sampling period from 50ms to 4sec */ > - msleep_interruptible(200); > + msleep_interruptible(20); > > PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr, > PPSMC_MSG_PmStatusLogSample), > -- > 1.9.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
