From mboxrd@z Thu Jan 1 00:00:00 1970 From: libin.yang@intel.com Subject: [PATCH v5 4/4] drm/i915: set proper N/CTS in modeset Date: Tue, 18 Aug 2015 14:51:54 +0800 Message-ID: <1439880714-40931-4-git-send-email-libin.yang@intel.com> References: <1439880714-40931-1-git-send-email-libin.yang@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id 7B64A6EA06 for ; Tue, 18 Aug 2015 00:02:00 -0700 (PDT) In-Reply-To: <1439880714-40931-1-git-send-email-libin.yang@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: alsa-devel@alsa-project.org, tiwai@suse.de, intel-gfx@lists.freedesktop.org, daniel.vetter@ffwll.ch, jani.nikula@linux.intel.com List-Id: intel-gfx@lists.freedesktop.org RnJvbTogTGliaW4gWWFuZyA8bGliaW4ueWFuZ0BpbnRlbC5jb20+CgpXaGVuIG1vZGVzZXQgb2Nj dXJzIGFuZCB0aGUgVE1EUyBmcmVxdWVuY3kgaXMgc2V0IHRvIHNvbWUKc3BlaWNhbCB2YWx1ZXMs IHRoZSBOL0NUUyBuZWVkIHRvIGJlIHNldCBtYW51YWxseSBpZiBhdWRpbwppcyBwbGF5aW5nLgoK U2lnbmVkLW9mZi1ieTogTGliaW4gWWFuZyA8bGliaW4ueWFuZ0BpbnRlbC5jb20+Ci0tLQogZHJp dmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaCAgICB8ICA4ICsrKysrKysrCiBkcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9hdWRpby5jIHwgNDAgKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKy0KIDIgZmlsZXMgY2hhbmdlZCwgNDcgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlv bigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmggYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oCmluZGV4IDY3ODZlOTQuLjEyMmI1YmQgMTAwNjQ0 Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmgKKysrIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9yZWcuaApAQCAtNzAzNSw2ICs3MDM1LDggQEAgZW51bSBza2xfZGlzcF9w b3dlcl93ZWxscyB7CiAJCQkJCV9IU1dfQVVEX01JU0NfQ1RSTF9BLCBcCiAJCQkJCV9IU1dfQVVE X01JU0NfQ1RSTF9CKQogCisjZGVmaW5lIEhTV19BVURfUElQRV9DT05OX1NFTF9DVFJMICAweDY1 MGFjCisKICNkZWZpbmUgX0hTV19BVURfRElQX0VMRF9DVFJMX1NUX0EJMHg2NTBiNAogI2RlZmlu ZSBfSFNXX0FVRF9ESVBfRUxEX0NUUkxfU1RfQgkweDY1MWI0CiAjZGVmaW5lIEhTV19BVURfRElQ X0VMRF9DVFJMKHBpcGUpIF9QSVBFKHBpcGUsIFwKQEAgLTcwNDksNiArNzA1MSwxMiBAQCBlbnVt IHNrbF9kaXNwX3Bvd2VyX3dlbGxzIHsKIAkJCQkJX0hTV19BVURfRElHX0NOVlRfMikKICNkZWZp bmUgRElQX1BPUlRfU0VMX01BU0sJCTB4MwogCisjZGVmaW5lIF9IU1dfQVVEX1NUUl9ERVNDXzEJ CTB4NjUwODQKKyNkZWZpbmUgX0hTV19BVURfU1RSX0RFU0NfMgkJMHg2NTE4NAorI2RlZmluZSBB VURfU1RSX0RFU0MocGlwZSkJX1BJUEUocGlwZSwgXAorCQkJCQkgX0hTV19BVURfU1RSX0RFU0Nf MSwJXAorCQkJCQkgX0hTV19BVURfU1RSX0RFU0NfMikKKwogI2RlZmluZSBfSFNXX0FVRF9FRElE X0RBVEFfQQkJMHg2NTA1MAogI2RlZmluZSBfSFNXX0FVRF9FRElEX0RBVEFfQgkJMHg2NTE1MAog I2RlZmluZSBIU1dfQVVEX0VESURfREFUQShwaXBlKSBfUElQRShwaXBlLCBcCmRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9hdWRpby5jIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfYXVkaW8uYwppbmRleCA5NmI5N2JlLi4wZGZkYzc3IDEwMDY0NAotLS0gYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9hdWRpby5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2F1ZGlvLmMKQEAgLTE0MCw2ICsxNDAsMjcgQEAgc3RhdGljIGJvb2wgYXVkaW9fcmF0 ZV9uZWVkX3Byb2coc3RydWN0IGludGVsX2NydGMgKmNydGMsCiAJCXJldHVybiBmYWxzZTsKIH0K IAorc3RhdGljIGludCBhdWRpb19jb25maWdfZ2V0X3JhdGUoc3RydWN0IGRybV9pOTE1X3ByaXZh dGUgKmRldl9wcml2LAorCQkJCQkJZW51bSBwaXBlIHBpcGUpCit7CisJdWludDMyX3QgdG1wOwor CWludCBjdnRfaWR4OworCWludCBiYXNlX3JhdGUsIG11bCwgZGl2LCByYXRlOworCisJdG1wID0g STkxNV9SRUFEKEhTV19BVURfUElQRV9DT05OX1NFTF9DVFJMKTsKKwljdnRfaWR4ID0gKHRtcCA+ PiAocGlwZSAqIDgpKSAmIDB4ZmY7CisJdG1wID0gSTkxNV9SRUFEKEFVRF9TVFJfREVTQyhjdnRf aWR4KSk7CisJYmFzZV9yYXRlID0gdG1wICYgKDEgPDwgMTQpOworCWlmIChiYXNlX3JhdGUgPT0g MCkKKwkJcmF0ZSA9IDQ4MDAwOworCWVsc2UKKwkJcmF0ZSA9IDQ0MTAwOworCW11bCA9ICh0bXAg JiAoMHg3IDw8IDExKSkgKyAxOworCWRpdiA9ICh0bXAgJiAoMHg3IDw8IDgpKSArIDE7CisJcmF0 ZSA9IHJhdGUgKiBtdWwgLyBkaXY7CisJcmV0dXJuIHJhdGU7Cit9CisKIHN0YXRpYyBib29sIGlu dGVsX2VsZF91cHRvZGF0ZShzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLAogCQkJICAg ICAgIGludCByZWdfZWxkdiwgdWludDMyX3QgYml0c19lbGR2LAogCQkJICAgICAgIGludCByZWdf ZWxkYSwgdWludDMyX3QgYml0c19lbGRhLApAQCAtMjYxLDYgKzI4Miw4IEBAIHN0YXRpYyB2b2lk IGhzd19hdWRpb19jb2RlY19lbmFibGUoc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3RvciwK IAljb25zdCB1aW50OF90ICplbGQgPSBjb25uZWN0b3ItPmVsZDsKIAl1aW50MzJfdCB0bXA7CiAJ aW50IGxlbiwgaTsKKwlpbnQgbl9sb3csIG5fdXAsIG47CisJaW50IHJhdGU7CiAKIAlEUk1fREVC VUdfS01TKCJFbmFibGUgYXVkaW8gY29kZWMgb24gcGlwZSAlYywgJXUgYnl0ZXMgRUxEXG4iLAog CQkgICAgICBwaXBlX25hbWUocGlwZSksIGRybV9lbGRfc2l6ZShlbGQpKTsKQEAgLTI5NiwxMiAr MzE5LDI3IEBAIHN0YXRpYyB2b2lkIGhzd19hdWRpb19jb2RlY19lbmFibGUoc3RydWN0IGRybV9j b25uZWN0b3IgKmNvbm5lY3RvciwKIAkvKiBFbmFibGUgdGltZXN0YW1wcyAqLwogCXRtcCA9IEk5 MTVfUkVBRChIU1dfQVVEX0NGRyhwaXBlKSk7CiAJdG1wICY9IH5BVURfQ09ORklHX05fVkFMVUVf SU5ERVg7Ci0JdG1wICY9IH5BVURfQ09ORklHX05fUFJPR19FTkFCTEU7CiAJdG1wICY9IH5BVURf Q09ORklHX1BJWEVMX0NMT0NLX0hETUlfTUFTSzsKIAlpZiAoaW50ZWxfcGlwZV9oYXNfdHlwZShp bnRlbF9jcnRjLCBJTlRFTF9PVVRQVVRfRElTUExBWVBPUlQpKQogCQl0bXAgfD0gQVVEX0NPTkZJ R19OX1ZBTFVFX0lOREVYOwogCWVsc2UKIAkJdG1wIHw9IGF1ZGlvX2NvbmZpZ19oZG1pX3BpeGVs X2Nsb2NrKG1vZGUpOworCisJdG1wICY9IH5BVURfQ09ORklHX05fUFJPR19FTkFCTEU7CisJaWYg KGF1ZGlvX3JhdGVfbmVlZF9wcm9nKGludGVsX2NydGMsIG1vZGUpKSB7CisJCXJhdGUgPSBhdWRp b19jb25maWdfZ2V0X3JhdGUoZGV2X3ByaXYsIHBpcGUpOworCQluID0gYXVkaW9fY29uZmlnX2dl dF9uKG1vZGUsIHJhdGUpOworCQlpZiAobiAhPSAwKSB7CisJCQluX2xvdyA9IG4gJiAweGZmZjsK KwkJCW5fdXAgPSAobiA+PiAxMikgJiAweGZmOworCQkJdG1wICY9IH4oQVVEX0NPTkZJR19VUFBF Ul9OX01BU0sgfAorCQkJCQkgQVVEX0NPTkZJR19MT1dFUl9OX01BU0spOworCQkJdG1wIHw9ICgo bl91cCA8PCBBVURfQ09ORklHX1VQUEVSX05fU0hJRlQpIHwKKwkJCQkJKG5fbG93IDw8IEFVRF9D T05GSUdfTE9XRVJfTl9TSElGVCkgfAorCQkJCQlBVURfQ09ORklHX05fUFJPR19FTkFCTEUpOwor CQl9CisJfQorCiAJSTkxNV9XUklURShIU1dfQVVEX0NGRyhwaXBlKSwgdG1wKTsKIH0KIAotLSAK MS45LjEKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCklu dGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==