From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?IkRhdmlkIE3DvGxsZXIgKEVMU09GVCBBRyki?= Subject: [DVO][PATCH] drm/i915: Fall back to bit banging mode for DVO transmitter detection Date: Fri, 19 Apr 2013 10:41:50 +0200 Message-ID: <5171034E.1020204@elsoft.ch> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------010908060304060202070609" Return-path: Received: from mail.hostpark.net (mail.hostpark.net [212.243.197.30]) by gabe.freedesktop.org (Postfix) with ESMTP id DA430E5F4E for ; Fri, 19 Apr 2013 01:41:35 -0700 (PDT) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org This is a multi-part message in MIME format. --------------010908060304060202070609 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hello As discussed in this thread http://lists.freedesktop.org/archives/dri-devel/2013-April/037411.html GMBUS based DVO transmitter detection seems to be unreliable which could result in an unusable DVO port. The attached patch fixes this by falling back to bit banging mode for the time DVO transmitter detection is in progress. --------------010908060304060202070609 Content-Type: text/plain; charset=UTF-8; name="intel_dvo.c.patch" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="intel_dvo.c.patch" U2lnbmVkLW9mZi1ieTogRGF2aWQgTcO8bGxlciA8ZC5tdWVsbGVyQGVsc29mdC5jaD4KVGVz dGVkLWJ5OiBEYXZpZCBNw7xsbGVyIDxkLm11ZWxsZXJAZWxzb2Z0LmNoPgoKLS0tCmRpZmYg LWRwdXJOIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHZvLmMgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kdm8uYwotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9kdm8uYwkyMDEyLTEyLTExIDEwOjA5OjM1LjExMzQ0Njg1MCArMDEwMAorKysgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kdm8uYwkyMDEzLTA0LTE5IDA3OjIxOjU0LjA1NDU0 NjM2NSArMDIwMApAQCAtNDQ5LDYgKzQ0OSw3IEBAIHZvaWQgaW50ZWxfZHZvX2luaXQoc3Ry dWN0IGRybV9kZXZpY2UgKmQKIAkJY29uc3Qgc3RydWN0IGludGVsX2R2b19kZXZpY2UgKmR2 byA9ICZpbnRlbF9kdm9fZGV2aWNlc1tpXTsKIAkJc3RydWN0IGkyY19hZGFwdGVyICppMmM7 CiAJCWludCBncGlvOworCQlib29sIGR2b2luaXQ7CiAKIAkJLyogQWxsb3cgdGhlIEkyQyBk cml2ZXIgaW5mbyB0byBzcGVjaWZ5IHRoZSBHUElPIHRvIGJlIHVzZWQgaW4KIAkJICogc3Bl Y2lhbCBjYXNlcywgYnV0IG90aGVyd2lzZSBkZWZhdWx0IHRvIHdoYXQncyBkZWZpbmVkCkBA IC00NjgsNyArNDY5LDE3IEBAIHZvaWQgaW50ZWxfZHZvX2luaXQoc3RydWN0IGRybV9kZXZp Y2UgKmQKIAkJaTJjID0gaW50ZWxfZ21idXNfZ2V0X2FkYXB0ZXIoZGV2X3ByaXYsIGdwaW8p OwogCiAJCWludGVsX2R2by0+ZGV2ID0gKmR2bzsKLQkJaWYgKCFkdm8tPmRldl9vcHMtPmlu aXQoJmludGVsX2R2by0+ZGV2LCBpMmMpKQorCisJCS8qIEdNQlVTIE5BSyBoYW5kbGluZyBz ZWVtcyB0byBiZSB1bnN0YWJsZSwgaGVuY2UgbGV0IHRoZQorCQkgKiB0cmFuc21pdHRlciBk ZXRlY3Rpb24gcnVuIGluIGJpdCBiYW5naW5nIG1vZGUgZm9yIG5vdy4KKwkJICovCisJCWlu dGVsX2dtYnVzX2ZvcmNlX2JpdChpMmMsIHRydWUpOworCisJCWR2b2luaXQgPSBkdm8tPmRl dl9vcHMtPmluaXQoJmludGVsX2R2by0+ZGV2LCBpMmMpOworCisJCWludGVsX2dtYnVzX2Zv cmNlX2JpdChpMmMsIGZhbHNlKTsKKworCQlpZiAoIWR2b2luaXQpCiAJCQljb250aW51ZTsK IAogCQlpbnRlbF9lbmNvZGVyLT50eXBlID0gSU5URUxfT1VUUFVUX0RWTzsK --------------010908060304060202070609 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel --------------010908060304060202070609--