From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vasily Khoruzhick Subject: Re: Interrupt latency on some 945GM platforms Date: Fri, 17 Sep 2010 15:50:43 +0300 Message-ID: <201009171550.48480.anarsoul@gmail.com> References: <201009132336.17310.anarsoul@gmail.com> <201009171002.09187.simon.farnsworth@onelan.co.uk> <4b4d1e0a-b1ad-40f1-a829-6d4726d2b2d3@email.android.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0177170851==" Return-path: Received: from mail-ew0-f49.google.com (mail-ew0-f49.google.com [209.85.215.49]) by gabe.freedesktop.org (Postfix) with ESMTP id 56C0D9E746 for ; Fri, 17 Sep 2010 05:51:50 -0700 (PDT) Received: by ewy9 with SMTP id 9so1205982ewy.36 for ; Fri, 17 Sep 2010 05:51:49 -0700 (PDT) In-Reply-To: <4b4d1e0a-b1ad-40f1-a829-6d4726d2b2d3@email.android.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Jesse Barnes Cc: Venkatesh Pallipadi , intel-gfx@lists.freedesktop.org, Sitsofe Wheeler , linux-kernel@vger.kernel.org, Thomas Gleixner List-Id: intel-gfx@lists.freedesktop.org --===============0177170851== Content-Type: multipart/signed; boundary="nextPart1400016.MXPSkUraqt"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit --nextPart1400016.MXPSkUraqt Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable =D0=92 =D1=81=D0=BE=D0=BE=D0=B1=D1=89=D0=B5=D0=BD=D0=B8=D0=B8 =D0=BE=D1=82 = 17 of September 2010 19:30:26 =D0=B0=D0=B2=D1=82=D0=BE=D1=80 Jesse Barnes = =D0=BD=D0=B0=D0=BF=D0=B8=D1=81=D0=B0=D0=BB: > Yeah if that works we could definitely add some qos calls to the driver.= =20 > When vblanks are alive we'd need a latency less tha the refresh rate, and > when commands are oustanding we'd probably want it even lower. >=20 > Vasily, can you try the qos workaround on your machine and see if it works > too? >=20 > Thanks, Just give me a patch :) Regards Vasily --nextPart1400016.MXPSkUraqt Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (GNU/Linux) iEYEABECAAYFAkyTZCgACgkQRM6pQpltKE6TtwCdG28Q5npQYMn6N5iNCL/nfRZm vQMAoLLabLdMMqUd0eIV5cGq06P0kFQ5 =1gfq -----END PGP SIGNATURE----- --nextPart1400016.MXPSkUraqt-- --===============0177170851== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx --===============0177170851==--