From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] [RFC] drm/i915: Handle HPD when it has actually occurred Date: Mon, 6 Jul 2015 14:24:55 +0200 Message-ID: <20150706122455.GU2156@phenom.ffwll.local> References: <1436162033-22654-1-git-send-email-sonika.jindal@intel.com> <20150706083618.GH2156@phenom.ffwll.local> <559A3F28.6050008@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f173.google.com (mail-wi0-f173.google.com [209.85.212.173]) by gabe.freedesktop.org (Postfix) with ESMTPS id AFDFA6E538 for ; Mon, 6 Jul 2015 05:22:09 -0700 (PDT) Received: by wiwl6 with SMTP id l6so283007256wiw.0 for ; Mon, 06 Jul 2015 05:22:08 -0700 (PDT) Content-Disposition: inline In-Reply-To: <559A3F28.6050008@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Jindal, Sonika" Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBKdWwgMDYsIDIwMTUgYXQgMDI6MTE6MTJQTSArMDUzMCwgSmluZGFsLCBTb25pa2Eg d3JvdGU6Cj4gCj4gCj4gT24gNy82LzIwMTUgMjowNiBQTSwgRGFuaWVsIFZldHRlciB3cm90ZToK PiA+T24gTW9uLCBKdWwgMDYsIDIwMTUgYXQgMTE6MjM6NTNBTSArMDUzMCwgU29uaWthIEppbmRh bCB3cm90ZToKPiA+PldyaXRpbmcgdG8gUENIX1BPUlRfSE9UUExVRyBmb3IgZWFjaCBpbnRlcnJ1 cHQgaXMgbm90IHJlcXVpcmVkLgo+ID4+SGFuZGxlIGl0IG9ubHkgaWYgaHBkIGhhcyBhY3R1YWxs eSBvY2N1cnJlZCBsaWtlIHdlIGhhbmRsZSBvdGhlcgo+ID4+aW50ZXJydXB0cy4KPiA+Pgo+ID4+ U2lnbmVkLW9mZi1ieTogU29uaWthIEppbmRhbCA8c29uaWthLmppbmRhbEBpbnRlbC5jb20+Cj4g Pj4tLS0KPiA+PkhpLAo+ID4+Cj4gPj5JIHNlZSB3ZSBkb24ndCBjaGVjayBmb3IgaG90cGx1Z190 cmlnZ2VyIGJlZm9yZSBwcm9jZXNzaW5nIHRoZSBIUEQgZm9yIGFueSBvZiB0aGUgcGxhdGZvcm0u IElzIHRoZXJlIGFueSByZWFzb24gZm9yIHRoaXM/Cj4gPj5Gb3IgU0tMLCBpZiBJIGxldCB3cml0 ZSB0byBQQ0hfUE9SVF9IT1RQTFVHIGhhcHBlbiBmb3IgYWxsIGludGVycnVwdHMsIHNvbWVob3cg dGhpcyByZWdpc3RlciBnZXRzIGFuIGludmFsaWQgdmFsdWUgYXQgb25lIHBvaW50IGFuZCBpdCB6 ZXJvZXMgaXQgb3V0Lgo+ID4+SWYgSSBwdXQgdGhpcyBjaGVjayBiZWZvcmUgaGFuZGxpbmcgSFBE LCBob3RwbHVnIGJlaGF2ZXMgZmluZS4KPiA+PlBsZWFzZSBsZXQgbWUga25vdyBpZiB5b3Ugc2Vl IGFueSBpc3N1ZSB3aXRoIHRoaXMgYXBwcm9hY2guCj4gPgo+ID5OaWNlIGZpbmQsIHRoaXMgc291 bmRzIHJlYWxseSBpbnRyaWd1ZWluZywgYXQgbGVhc3QgZm9yIGNwdC9pYnggcGxhdGZvcm1zLgo+ ID5JJ20gbm90IHN1cmUgd2hldGhlciB3aGF0IHdpbGwgaGFwcGVuIHdpdGggYXRvbS9pOXh4IHBs YXRmb3JtcyB0aG91Z2gKPiA+c2luY2UgdGhlIGlycSBiaXRzIGFyZSBkaWZmZXJlbnQgdGhlcmUu IEJ1dCBhdCBsZWFzdCBieHQgaGFzIGEgRklYTUUKPiA+Y29tbWVudCB0aGF0IHN1Z2dlc3Qgd2Ug ZG8gbmVlZCB0byBzYXZlIHRoZSBzdGlja3kgYml0cyBvbiB0aG9zZSBwbGF0Zm9ybXMKPiA+dG9v Lgo+ID4KPiA+SWYgd2UgY2FuIGZpeCB0aGlzIHVwIGZvciBhbGwgcGxhdGZvcm1zIHRoZW4gSSB0 aGluayBhIHN1YnNlcXVlbnQgcGF0Y2gKPiA+Y291bGQgdHJ5IHRvIHJlLWVuYWJsZSB0aGUgaHBk IGNoZWNrcyBpbiB0aGUgaGRtaSAtPmRldGVjdCBmdW5jdGlvbiBhbmQKPiA+bWFrZSB1c2Ugc3Bl YyBjb21wbGlhbnQuIFRoZW4gYWZ0ZXIgbWF5YmUgMS0yIGtlcm5lbCByZWxlYXNlcyBvZiB0ZXN0 aW5nCj4gPndlJ2xsIGtub3cgd2hldGhlciBpdCByZWFsbHkgd29ya3MuCj4gPgo+ID5CdXQgSSdk IHJlYWxseSB3YW50IHRvIGVuYWJsZSB0aGlzIGV2ZXJ5d2hlcmUganVzdCB0byBoYXZlIG1heGlt YWwgdGVzdAo+ID5jb3ZlcmFnZSAtIHdlIGRpZCBoYXZlIHJlcG9ydHMgb24gYWxsIHBsYXRmb3Jt cyBzbyBpdCBzZWVtcyBhIGdlbmVyaWMKPiA+aXNzdWUuCj4gPgo+IEkgdGhpbmsgb25seSBjcHQv aWJ4IHN1ZmZlciBmcm9tIHRoaXMuIEJ4dCBhbHJlYWR5IHNldCBwb3J0X2hvdHBsdWdfc3RhdAo+ IG9ubHkgd2hlbiBocGQgb2NjdXJzLgo+IElzIHRoZXJlIGEgcHJvY2VzcyB0byBnZXQgdGhpcyBj aGVja2VkIG9uIGFsbCBwbGF0Zm9ybXMsIHdoaWNoIHRoZSBmaXggSQo+IHN1Z2dlc3RlZD8KPiBJ IGNhbiBvbmx5IHRlc3Qgb24gU0tMIGFzIG9mIG5vdy4KClJpZ2h0IEkgd2FzIGxvb2tpbmcgYXQg YW4gb2xkZXIgdmVyc2lvbiBvZiB0aGUgYnh0IGhwZCBoYW5kbGVyIHdoaWNoIHN0aWxsCmhhZCBh IEZJWE1FLiBCdXQgd2UgcHJvYmFibHkgc3RpbGwgaGF2ZSBhbiBpc3N1ZSBvbiBieHQvaTl4eCBp bnRlcnJ1cHQKaGFuZGxlcnMgc2luY2Ugd2hlbiB3ZSd2ZSBkb25lIHRoZSBvcmlnaW5hbCByZXZl cnQgdG8gc3RvcCBsb29raW5nIGF0IHRoZQpocGQgbGl2ZSBzdGF0dXMgYml0cyBpbgoKY29tbWl0 IDIwMmFkZjRiOWY1OTU3YjI2YTFjYjk3MjY3ZDc4ZTBlZGIzMTljNWUKQXV0aG9yOiBEYW5pZWwg VmV0dGVyIDxkYW5pZWwudmV0dGVyQGZmd2xsLmNoPgpEYXRlOiAgIEZyaSBGZWIgMjIgMDA6NTM6 MDQgMjAxMyArMDEwMAoKICAgIGRybS9pOTE1OiBSZXZlcnQgaGRtaSBIRFAgcGluIGNoZWNrcwoK d2UgaGFkIHJlcG9ydHMgZnJvbSBib3RoIGlieC9jcHQgc3lzdGVtcyBhbmQgZzR4LiBBbmQgdmx2 L2Nodi9ieHQgaHBkCnNlZW1zIGRlcml2ZWQgZnJvbSB0aGF0ICh3aXRoIGxpdmUgc3RhdHVzLCBl bmFibGUgYW5kIHN0YXR1cyBhbGwgc21hc2hlZAppbnRvIG9uZSByZWdpc3RlcikuCgpUaGVyZWZv cmUgSSBndWVzcyB0aGF0IHdlIG5lZWQgYSBzaW1pbGFyIGZpeCBvZiBvbmx5IGNhcmVmdWxseSBj bGVhcmluZwpzdGF0dXMgYml0cyBvbiB0aGVzZSBwbGF0Zm9ybXMgdG9vLiBJIGhhdmUgbm8gaWRl YSB3aGF0IGl0IGlzIHRob3VnaCwKbWlnaHQgYmUgZ29vZCB0byBjaGVjayBob3cgZXhhY3RseSB3 aW5kb3dzIGlzIGhhbmRsaW5nIGhwZCBvbiB0aGVzZSBhdG9tCnBsYXRmcm9tcy4KLURhbmllbAot LSAKRGFuaWVsIFZldHRlcgpTb2Z0d2FyZSBFbmdpbmVlciwgSW50ZWwgQ29ycG9yYXRpb24KaHR0 cDovL2Jsb2cuZmZ3bGwuY2gKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRl bC1nZngK