From mboxrd@z Thu Jan 1 00:00:00 1970 From: ville.syrjala@linux.intel.com Subject: [PATCH 1/3] drm/i915: Program VSYNCSHIFT in a more consistent manner Date: Fri, 28 Mar 2014 23:29:30 +0200 Message-ID: <1396042172-32495-2-git-send-email-ville.syrjala@linux.intel.com> References: <1396042172-32495-1-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 14C6E6EDA9 for ; Fri, 28 Mar 2014 14:29:39 -0700 (PDT) In-Reply-To: <1396042172-32495-1-git-send-email-ville.syrjala@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org RnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCldo ZW4gaW50ZXJsYWNlZCBzZHZvIG91dHB1dCBpcyB1c2VkLCB2c3luY3NoaWZ0IHNob3VsZCBzdXBw b3NlZGx5CmJlIChodG90YWwtMSkvMi4gSW4gcmVhbGl0eSBQSVBFQ09ORi9UUkFOU0NPTkYgd2ls bCBvdmVycmlkZSBpdCBieQp1c2luZyB0aGUgbGVnYWN5IHZzeW5jc2hpZnQgaW50ZXJsYWNlIG1v ZGUgd2hpY2ggY2F1c2VzIHRoZSBoYXJkd2FyZQp0byBpZ25vcmUgdGhlIFZTWU5DU0hJRlQgcmVn aXN0ZXIuCgpUaGUgb25seSBvZGQgdGhpbmcgaGVyZSBpcyB0aGF0IG9uIFBDSCBwbGF0Zm9ybXMg d2UgcHJvZ3JhbSB0aGUKVlNZTkNTSElGVCBvbiBib3RoIENQVSBhbmQgUENILCBhbmQgaXQncyBu b3QgZW50aXJlbHkgY2xlYXIgaWYgYm90aApzaWRlcyBoYXZlIHRvIGFncmVlIG9uIHRoZSB2YWx1 ZSBvciBub3QuIE9uIHRoZSBDUFUgc2lkZSB0aGVyZSdzIG5vCndheSB0byBvdmVycmlkZSB0aGUg dmFsdWUgdmlhIFBJUEVDT05GIGFueW1vcmUsIHNvIGlmIHdlIHdhbnQgdG8gbWFrZQp0aGUgQ1BV IHNpZGUgYWdyZWUgd2l0aCB0aGUgUENIIHNpZGUsIHdlIHNob3VsZCBwcm9iYWJseSBwcm9ncmFt IHRoZQphcHByb3JpYXRlIHZhbHVlIGludG8gVlNZTkNTSElGVCBtYW51YWxseS4gU28gbGV0J3Mg ZG8gdGhhdCwgYnV0IGZvcgpub3cgbGVhdmUgdGhlIFBDSCBzaWRlIHRvIHN0aWxsIHVzZSB0aGUg bGVnYWN5IGludGVybGFjZSBtb2RlIGluClRSQU5TQ09ORi4KCldlIGNhbiBhbHNvIGRyb3AgdGhl IGdlbjIgY2hlY2sgc2luY2UgZ2VuMiBkb2Vzbid0IHN1cHBvcnQgaW50ZXJsYWNlZAptb2RlcyBh dCBhbGwuCgpTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGlu dXguaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYyB8 IDE0ICsrKysrKysrLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgOCBpbnNlcnRpb25zKCspLCA2IGRl bGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3Bs YXkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwppbmRleCBkNjMzMTM5 Li5hOWE0ZjZhIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5 LmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCkBAIC01Mzc3LDIx ICs1Mzc3LDIzIEBAIHN0YXRpYyB2b2lkIGludGVsX3NldF9waXBlX3RpbWluZ3Moc3RydWN0IGlu dGVsX2NydGMgKmludGVsX2NydGMpCiAJZW51bSB0cmFuc2NvZGVyIGNwdV90cmFuc2NvZGVyID0g aW50ZWxfY3J0Yy0+Y29uZmlnLmNwdV90cmFuc2NvZGVyOwogCXN0cnVjdCBkcm1fZGlzcGxheV9t b2RlICphZGp1c3RlZF9tb2RlID0KIAkJJmludGVsX2NydGMtPmNvbmZpZy5hZGp1c3RlZF9tb2Rl OwotCXVpbnQzMl90IHZzeW5jc2hpZnQsIGNydGNfdnRvdGFsLCBjcnRjX3ZibGFua19lbmQ7CisJ dWludDMyX3QgdnN5bmNzaGlmdCA9IDAsIGNydGNfdnRvdGFsLCBjcnRjX3ZibGFua19lbmQ7CiAK IAkvKiBXZSBuZWVkIHRvIGJlIGNhcmVmdWwgbm90IHRvIGNoYW5nZWQgdGhlIGFkanVzdGVkIG1v ZGUsIGZvciBvdGhlcndpc2UKIAkgKiB0aGUgaHcgc3RhdGUgY2hlY2tlciB3aWxsIGdldCBhbmdy eSBhdCB0aGUgbWlzbWF0Y2guICovCiAJY3J0Y192dG90YWwgPSBhZGp1c3RlZF9tb2RlLT5jcnRj X3Z0b3RhbDsKIAljcnRjX3ZibGFua19lbmQgPSBhZGp1c3RlZF9tb2RlLT5jcnRjX3ZibGFua19l bmQ7CiAKLQlpZiAoIUlTX0dFTjIoZGV2KSAmJiBhZGp1c3RlZF9tb2RlLT5mbGFncyAmIERSTV9N T0RFX0ZMQUdfSU5URVJMQUNFKSB7CisJaWYgKGFkanVzdGVkX21vZGUtPmZsYWdzICYgRFJNX01P REVfRkxBR19JTlRFUkxBQ0UpIHsKIAkJLyogdGhlIGNoaXAgYWRkcyAyIGhhbGZsaW5lcyBhdXRv bWF0aWNhbGx5ICovCiAJCWNydGNfdnRvdGFsIC09IDE7CiAJCWNydGNfdmJsYW5rX2VuZCAtPSAx OwotCQl2c3luY3NoaWZ0ID0gYWRqdXN0ZWRfbW9kZS0+Y3J0Y19oc3luY19zdGFydAotCQkJICAg ICAtIGFkanVzdGVkX21vZGUtPmNydGNfaHRvdGFsIC8gMjsKLQl9IGVsc2UgewotCQl2c3luY3No aWZ0ID0gMDsKKworCQlpZiAoaW50ZWxfcGlwZV9oYXNfdHlwZSgmaW50ZWxfY3J0Yy0+YmFzZSwg SU5URUxfT1VUUFVUX1NEVk8pKQorCQkJdnN5bmNzaGlmdCA9IChhZGp1c3RlZF9tb2RlLT5jcnRj X2h0b3RhbCAtIDEpIC8gMjsKKwkJZWxzZQorCQkJdnN5bmNzaGlmdCA9IGFkanVzdGVkX21vZGUt PmNydGNfaHN5bmNfc3RhcnQgLQorCQkJCWFkanVzdGVkX21vZGUtPmNydGNfaHRvdGFsIC8gMjsK IAl9CiAKIAlpZiAoSU5URUxfSU5GTyhkZXYpLT5nZW4gPiAzKQotLSAKMS44LjMuMgoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxp bmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK