From mboxrd@z Thu Jan 1 00:00:00 1970 From: Egbert Eich Subject: [PATCH 1/5] drm/i915: Try to avoid pps_{lock, unlock}() on DP ports Date: Mon, 24 Nov 2014 18:16:23 +0100 Message-ID: <1416849387-20984-2-git-send-email-eich@suse.de> References: <1416849387-20984-1-git-send-email-eich@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mx2.suse.de (cantor2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTP id 339A46E7C9 for ; Mon, 24 Nov 2014 09:17:12 -0800 (PST) In-Reply-To: <1416849387-20984-1-git-send-email-eich@suse.de> 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 RnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KClNp Z25lZC1vZmYtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5j b20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYyB8IDQ4ICsrKysrKysrKysr KysrKysrKysrKysrKy0tLS0tLS0tLS0tLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgMjggaW5zZXJ0 aW9ucygrKSwgMjAgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKaW5kZXggODFm OTU5ZC4uYTI0YzhjYzcgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rw LmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwpAQCAtODA3LDE3ICs4MDcs MTkgQEAgaW50ZWxfZHBfYXV4X2NoKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsCiAJdWludDMy X3Qgc3RhdHVzOwogCWludCB0cnksIGNsb2NrID0gMDsKIAlib29sIGhhc19hdXhfaXJxID0gSEFT X0FVWF9JUlEoZGV2KTsKLQlib29sIHZkZDsKKwlib29sIHZkZCA9IGZhbHNlOwogCi0JcHBzX2xv Y2soaW50ZWxfZHApOworCWlmIChpc19lZHAoaW50ZWxfZHApKSB7CisJCXBwc19sb2NrKGludGVs X2RwKTsKIAotCS8qCi0JICogV2Ugd2lsbCBiZSBjYWxsZWQgd2l0aCBWREQgYWxyZWFkeSBlbmFi bGVkIGZvciBkcGNkL2VkaWQvb3VpIHJlYWRzLgotCSAqIEluIHN1Y2ggY2FzZXMgd2Ugd2FudCB0 byBsZWF2ZSBWREQgZW5hYmxlZCBhbmQgaXQncyB1cCB0byB1cHBlciBsYXllcnMKLQkgKiB0byB0 dXJuIGl0IG9mZi4gQnV0IGZvciBlZy4gaTJjLWRldiBhY2Nlc3Mgd2UgbmVlZCB0byB0dXJuIGl0 IG9uL29mZgotCSAqIG91cnNlbHZlcy4KLQkgKi8KLQl2ZGQgPSBlZHBfcGFuZWxfdmRkX29uKGlu dGVsX2RwKTsKKwkJLyoKKwkJICogV2Ugd2lsbCBiZSBjYWxsZWQgd2l0aCBWREQgYWxyZWFkeSBl bmFibGVkIGZvciBkcGNkL2VkaWQvb3VpIHJlYWRzLgorCQkgKiBJbiBzdWNoIGNhc2VzIHdlIHdh bnQgdG8gbGVhdmUgVkREIGVuYWJsZWQgYW5kIGl0J3MgdXAgdG8gdXBwZXIgbGF5ZXJzCisJCSAq IHRvIHR1cm4gaXQgb2ZmLiBCdXQgZm9yIGVnLiBpMmMtZGV2IGFjY2VzcyB3ZSBuZWVkIHRvIHR1 cm4gaXQgb24vb2ZmCisJCSAqIG91cnNlbHZlcy4KKwkJICovCisJCXZkZCA9IGVkcF9wYW5lbF92 ZGRfb24oaW50ZWxfZHApOworCX0KIAogCS8qIGRwIGF1eCBpcyBleHRyZW1lbHkgc2Vuc2l0aXZl IHRvIGlycSBsYXRlbmN5LCBoZW5jZSByZXF1ZXN0IHRoZQogCSAqIGxvd2VzdCBwb3NzaWJsZSB3 YWtldXAgbGF0ZW5jeSBhbmQgc28gcHJldmVudCB0aGUgY3B1IGZyb20gZ29pbmcgaW50bwpAQCAt OTI0LDEwICs5MjYsMTIgQEAgb3V0OgogCXBtX3Fvc191cGRhdGVfcmVxdWVzdCgmZGV2X3ByaXYt PnBtX3FvcywgUE1fUU9TX0RFRkFVTFRfVkFMVUUpOwogCWludGVsX2F1eF9kaXNwbGF5X3J1bnRp bWVfcHV0KGRldl9wcml2KTsKIAotCWlmICh2ZGQpCi0JCWVkcF9wYW5lbF92ZGRfb2ZmKGludGVs X2RwLCBmYWxzZSk7CisJaWYgKGlzX2VkcChpbnRlbF9kcCkpIHsKKwkJaWYgKHZkZCkKKwkJCWVk cF9wYW5lbF92ZGRfb2ZmKGludGVsX2RwLCBmYWxzZSk7CiAKLQlwcHNfdW5sb2NrKGludGVsX2Rw KTsKKwkJcHBzX3VubG9jayhpbnRlbF9kcCk7CisJfQogCiAJcmV0dXJuIHJldDsKIH0KQEAgLTIy OTEsMTggKzIyOTUsMjIgQEAgc3RhdGljIHZvaWQgaW50ZWxfZW5hYmxlX2RwKHN0cnVjdCBpbnRl bF9lbmNvZGVyICplbmNvZGVyKQogCWlmIChXQVJOX09OKGRwX3JlZyAmIERQX1BPUlRfRU4pKQog CQlyZXR1cm47CiAKLQlwcHNfbG9jayhpbnRlbF9kcCk7CisJaWYgKGlzX2VkcChpbnRlbF9kcCkp IHsKKwkJcHBzX2xvY2soaW50ZWxfZHApOwogCi0JaWYgKElTX1ZBTExFWVZJRVcoZGV2KSkKLQkJ dmx2X2luaXRfcGFuZWxfcG93ZXJfc2VxdWVuY2VyKGludGVsX2RwKTsKKwkJaWYgKElTX1ZBTExF WVZJRVcoZGV2KSkKKwkJCXZsdl9pbml0X3BhbmVsX3Bvd2VyX3NlcXVlbmNlcihpbnRlbF9kcCk7 CiAKLQlpbnRlbF9kcF9lbmFibGVfcG9ydChpbnRlbF9kcCk7CisJCWludGVsX2RwX2VuYWJsZV9w b3J0KGludGVsX2RwKTsKIAotCWVkcF9wYW5lbF92ZGRfb24oaW50ZWxfZHApOwotCWVkcF9wYW5l bF9vbihpbnRlbF9kcCk7Ci0JZWRwX3BhbmVsX3ZkZF9vZmYoaW50ZWxfZHAsIHRydWUpOworCQll ZHBfcGFuZWxfdmRkX29uKGludGVsX2RwKTsKKwkJZWRwX3BhbmVsX29uKGludGVsX2RwKTsKKwkJ ZWRwX3BhbmVsX3ZkZF9vZmYoaW50ZWxfZHAsIHRydWUpOwogCi0JcHBzX3VubG9jayhpbnRlbF9k cCk7CisJCXBwc191bmxvY2soaW50ZWxfZHApOworCX0gZWxzZSB7CisJCWludGVsX2RwX2VuYWJs ZV9wb3J0KGludGVsX2RwKTsKKwl9CiAKIAlpZiAoSVNfVkFMTEVZVklFVyhkZXYpKQogCQl2bHZf d2FpdF9wb3J0X3JlYWR5KGRldl9wcml2LCBkcF90b19kaWdfcG9ydChpbnRlbF9kcCkpOwotLSAK MS44LjQuNQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK