Hi Veeranna, On Thu, Dec 15, 2016 at 6:03 PM, ViruS Tadala <[email protected] > wrote:
> Hi Peter, > > Thanks for your quick response. > > Mentioned figures are GPU load values. I have ran the intel_gpu_top > command to get the same. > > I didn't check any clock details. Used below pipeline and ran multiple > instances. > > gst-launch-1.0 videotestsrc is-live=true pattern=22 horizontal-speed=20 ! > 'video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, > framerate=(fraction)10/1' ! vaapiencode_h264 min-qp=20 ! queue ! > vaapidecode ! queue ! appsink > > Please let me know if you need more information. > > Best Regards, > Veeranna. > > > > On Thu, Dec 15, 2016 at 11:47 AM, Peter Frühberger <[email protected]> > wrote: > >> Hi Veeranna, >> >> i cannot even interpret your figures. Is that the CPU load? If yes - did >> you check the clocks? >> Which benchmark did you use? Where did the data come from, where was it >> encoded to? Was it stored? Which format? >> >> In short: Without more details you most likely get the following answer: >> >> Depends! >> >> Best regards >> Peter >> >> On Thu, Dec 15, 2016 at 4:19 PM, ViruS Tadala < >> [email protected]> wrote: >> >>> Hi, >>> >>> I have done some benchmarking on both platforms & observed that braswell >>> did lesser number of channels(decode + re-encode using vaapi) than baytrail. >>> >>> 60-65% for 6channels on braswell. >>> >>> 60-66 % for 10channels on baytrail. >>> >>> Please let me know whether we can expect better GPU performance on >>> braswell than baytrail or not? >>> >>> Best Regards, >>> >>> Veeranna. >>> >>> _______________________________________________ >>> Libva mailing list >>> [email protected] >>> https://lists.freedesktop.org/mailman/listinfo/libva >>> >>> >> > > > -- > Best Regards, > ViruS > Does this kernel patch help: >From 32c513eeafa681f798b04488524994fe47355cad Mon Sep 17 00:00:00 2001 From: fritsch <[email protected]> Date: Sat, 13 Aug 2016 22:56:37 +0200 Subject: [PATCH] drm/i915: intel-pm enable thresholds --- drivers/gpu/drm/i915/intel_pm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 06e5596..38e613c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4982,8 +4982,7 @@ static void valleyview_set_rps(struct drm_i915_private *dev_priv, u8 val) if (val != dev_priv->rps.cur_freq) { vlv_punit_write(dev_priv, PUNIT_REG_GPU_FREQ_REQ, val); - if (!IS_CHERRYVIEW(dev_priv)) - gen6_set_rps_thresholds(dev_priv, val); + gen6_set_rps_thresholds(dev_priv, val); } dev_priv->rps.cur_freq = val; -- 2.7.4 Best regards Peter
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