From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keith Packard Subject: Re: [PATCH] drm/i915: add multi-threaded forcewake support Date: Fri, 18 Nov 2011 15:27:14 -0800 Message-ID: <86lirdko4t.fsf@sumi.keithp.com> References: <20111118113632.594717c8@jbarnes-desktop> <86y5vdks4j.fsf@sumi.keithp.com> <20111118141203.14ddde98@jbarnes-desktop> <86pqgpkqj9.fsf@sumi.keithp.com> <20111118144839.21458831@jbarnes-desktop> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1046322720==" Return-path: Received: from keithp.com (home.keithp.com [63.227.221.253]) by gabe.freedesktop.org (Postfix) with ESMTP id CECCC9ED90 for ; Fri, 18 Nov 2011 15:27:24 -0800 (PST) In-Reply-To: <20111118144839.21458831@jbarnes-desktop> 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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org --===============1046322720== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" --=-=-= Content-Transfer-Encoding: quoted-printable On Fri, 18 Nov 2011 14:48:39 -0800, Jesse Barnes = wrote: > So the ECOBUS reg *is* in the GT power well. Which means in order to > read it we have to disable RC6 altogether, forcibly, using the 0xa090 > reg, set up force wake, then re-enable RC6. Not surprising the ECOBUS is in the well; we really only need to read it when rc6 is getting set up, so it'll be disabled at that point. But, unless I'm confused, ECOBUS doesn't have any useful information in it anyways: # intel_reg_read 0xa090 0xA090 : 0x0 # intel_reg_read 0xa080 0xA080 : 0x0 =2D-=20 keith.packard@intel.com --=-=-= Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIVAwUBTsbp0zYtFsjWk68qAQgmvA/+LQbMP+v82kyM0P+tDKUe+IXndPj8wQz9 hjHPh11B4A6Nyky6c8rK/5fkPOwvvIX0I4StNl7lE/Ht64nrH0p/lRlXJOoUUdCM PC2COCRBQIVB6PK3D6YLNkSi/RwS1euUuV8GCvd7EDAz/nrQ7Er0o7kSInep6bh0 0oC41OAdryTCSPOMVwxPnqcBd0kbB1V+1NqVuHjuMKWKVmFSCLlgSjFD3oMskvav qwRsEx3IlLKPbmeSfryYsXSwugjcxmWWGuVTcLvx6I+XmHVfy7RwrKIDQ9IE6f9Q xcI0WYLFC3OdjrjClHHImosbyUzgYYHx/tPaV9Rl1sU5zaLenH0ep6Wmal4NkumA VQLq+XkCxRdRxhnRvH4OdOpxPGNspHTAM0ZMpCRm5VT7koqa5JWOQ0y+sDQ4knyE Y1ra/e1ui9jspHQN5D8x/m6oB3sTShM/OK+HKfvHLnDSAqsKOw1loG/MZtXbZaPQ ++GVVoijYy49Arfw44LxecxOE20+1yj4Gx2nLTmIAbHkSxGMxkjNTIikhc1xnGUZ 8tAh5cp+uV+WtVuCeHlMaMmbUzzuXCk10JVpSVjtUZeUs5o6HzkyvDF2pjA8Vk0I Hs/dkvtwhLBUH+aQqvP/nQibDkVDPhZ8jjScIRyBPTsVgmbuEk6g1dueJnbYXQsy jrPGZrX5xS0= =p5Dm -----END PGP SIGNATURE----- --=-=-=-- --===============1046322720== 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 --===============1046322720==--