> -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Rex Zhu > Sent: Wednesday, August 24, 2016 7:56 AM > To: amd-gfx at lists.freedesktop.org > Cc: Zhu, Rex > Subject: [PATCH] drm/amdgpu: refine uvd gate logic for CI. > > uvd dpm will be controlled by uvd. > dpm just disable uvd dpm in case of suspend when play video. > due to the new logic of uvd_begin_use/end_use, > if disable uvd dpm in late init, will have no chance to > enable uvd dpm after resume until play video again. > > Change-Id: I14792383ed50c0465699cdda7f1bad2ea144b861 > Signed-off-by: Rex Zhu <Rex.Zhu at amd.com> Reviewed-by: Alex Deucher <alexander.deucher at amd.com> > --- > drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c > b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c > index a0d63a2..1d8c375 100644 > --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c > +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c > @@ -5396,7 +5396,7 @@ static void ci_dpm_disable(struct amdgpu_device > *adev) > amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq, > AMDGPU_THERMAL_IRQ_HIGH_TO_LOW); > > - ci_dpm_powergate_uvd(adev, false); > + ci_dpm_powergate_uvd(adev, true); > > if (!amdgpu_ci_is_smc_running(adev)) > return; > @@ -6036,7 +6036,7 @@ static int ci_dpm_init(struct amdgpu_device *adev) > > pi->caps_dynamic_ac_timing = true; > > - pi->uvd_power_gated = false; > + pi->uvd_power_gated = true; > > /* make sure dc limits are valid */ > if ((adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) > || > @@ -6179,8 +6179,6 @@ static int ci_dpm_late_init(void *handle) > if (ret) > return ret; > > - ci_dpm_powergate_uvd(adev, true); > - > return 0; > } > > -- > 1.9.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
