From mboxrd@z Thu Jan 1 00:00:00 1970 From: ville.syrjala@linux.intel.com Subject: [PATCH] drm/i915: clflush on pin_to_display after pwrite to UC bo in LLC Date: Tue, 11 Aug 2015 16:59:14 +0300 Message-ID: <1439301554-6457-1-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 mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 756846E7BF for ; Tue, 11 Aug 2015 06:59:30 -0700 (PDT) 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 RnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCkN1 cnJlbnRseSB3ZSBkb24ndCBjbGZsdXNoIG9uIHBpbl90b19kaXNwbGF5IGlmIHRoZSBibyBpcyBh bHJlYWR5ClVDL1dUIGFuZCBpcyBub3QgaW4gdGhlIENQVSB3cml0ZSBkb21haW4uIFRoaXMgY2F1 c2VzIHByb2JsZW1zIHdpdGgKcHdyaXRlIHNpbmNlIHB3cml0ZSBkb2Vzbid0IGNoYW5nZSB0aGUg d3JpdGUgZG9tYWluLCBhbmQgaXQgYXZvaWRzCmNsZmx1c2hpbmcgb24gVUMvV1QgYnVmZmVycyBv biBMTEMgcGxhdGZvcm1zIHVubGVzcyB0aGUgYnVmZmVyIGlzCmN1cnJlbnRseSBiZWluZyBzY2Fu bmVkIG91dC4KCkZpeCB0aGUgcHJvYmxlbSBieSBtYXJraW5nIHRoZSBjYWNoZSBkaXJ0eSBhbmQg YWRqdXN0aW5nCmk5MTVfZ2VtX29iamVjdF9zZXRfY2FjaGVfbGV2ZWwoKSB0byBjbGZsdXNoIHdo ZW4gdGhlIGNhY2hlIGlzIGRpcnR5CmV2ZW4gaWYgdGhlIGNhY2hlX2xldmVsIGRvZXNuJ3QgY2hh bmdlLgoKTXkgbGFzdCBhdHRlbXB0IFsxXSBhdCBmaXhpbmcgdGhpcyB2aWEgd3JpdGUgZG9tYWlu IGZyb2JiaW5nIHdhcyBzaG90CmRvd24sIGJ1dCBub3cgd2l0aCB0aGUgY2FjaGVfZGlydHkgZmxh ZyB3ZSBjYW4gZG8gdGhpbmdzIGluIGEgbmljZXIgd2F5LgoKWzFdIGh0dHA6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvYXJjaGl2ZXMvaW50ZWwtZ2Z4LzIwMTQtTm92ZW1iZXIvMDU1MzkwLmh0bWwK CkJ1Z3ppbGxhOiBodHRwczovL2J1Z3MuZnJlZWRlc2t0b3Aub3JnL3Nob3dfYnVnLmNnaT9pZD04 NjQyMgpUZXN0Y2FzZTogaWd0L2ttc19wd3JpdGVfY3JjClNpZ25lZC1vZmYtYnk6IFZpbGxlIFN5 cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9nZW0uYyB8IDEwICsrKysrKystLS0KIDEgZmlsZSBjaGFuZ2VkLCA3IGlu c2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaTkxNV9nZW0uYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKaW5kZXgg NzMyOTNiNC4uNzNlZmYyZSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9n ZW0uYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCkBAIC0xMDA1LDEyICsx MDA1LDE1IEBAIG91dDoKIAkJaWYgKCFuZWVkc19jbGZsdXNoX2FmdGVyICYmCiAJCSAgICBvYmot PmJhc2Uud3JpdGVfZG9tYWluICE9IEk5MTVfR0VNX0RPTUFJTl9DUFUpIHsKIAkJCWlmIChpOTE1 X2dlbV9jbGZsdXNoX29iamVjdChvYmosIG9iai0+cGluX2Rpc3BsYXkpKQotCQkJCWk5MTVfZ2Vt X2NoaXBzZXRfZmx1c2goZGV2KTsKKwkJCQluZWVkc19jbGZsdXNoX2FmdGVyID0gdHJ1ZTsKIAkJ fQogCX0KIAogCWlmIChuZWVkc19jbGZsdXNoX2FmdGVyKQogCQlpOTE1X2dlbV9jaGlwc2V0X2Zs dXNoKGRldik7CisJZWxzZSBpZiAob2JqLT5jYWNoZV9sZXZlbCA9PSBJOTE1X0NBQ0hFX05PTkUg fHwKKwkJIG9iai0+Y2FjaGVfbGV2ZWwgPT0gSTkxNV9DQUNIRV9XVCkKKwkJb2JqLT5jYWNoZV9k aXJ0eSA9IHRydWU7CiAKIAlpbnRlbF9mYl9vYmpfZmx1c2gob2JqLCBmYWxzZSwgT1JJR0lOX0NQ VSk7CiAJcmV0dXJuIHJldDsKQEAgLTM2MzksMTAgKzM2NDIsMTAgQEAgaW50IGk5MTVfZ2VtX29i amVjdF9zZXRfY2FjaGVfbGV2ZWwoc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3QgKm9iaiwKIHsK IAlzdHJ1Y3QgZHJtX2RldmljZSAqZGV2ID0gb2JqLT5iYXNlLmRldjsKIAlzdHJ1Y3QgaTkxNV92 bWEgKnZtYSwgKm5leHQ7Ci0JaW50IHJldDsKKwlpbnQgcmV0ID0gMDsKIAogCWlmIChvYmotPmNh Y2hlX2xldmVsID09IGNhY2hlX2xldmVsKQotCQlyZXR1cm4gMDsKKwkJZ290byBvdXQ7CiAKIAlp ZiAoaTkxNV9nZW1fb2JqX2lzX3Bpbm5lZChvYmopKSB7CiAJCURSTV9ERUJVRygiY2FuIG5vdCBj aGFuZ2UgdGhlIGNhY2hlIGxldmVsIG9mIHBpbm5lZCBvYmplY3RzXG4iKTsKQEAgLTM2ODcsNiAr MzY5MCw3IEBAIGludCBpOTE1X2dlbV9vYmplY3Rfc2V0X2NhY2hlX2xldmVsKHN0cnVjdCBkcm1f aTkxNV9nZW1fb2JqZWN0ICpvYmosCiAJCXZtYS0+bm9kZS5jb2xvciA9IGNhY2hlX2xldmVsOwog CW9iai0+Y2FjaGVfbGV2ZWwgPSBjYWNoZV9sZXZlbDsKIAorb3V0OgogCWlmIChvYmotPmNhY2hl X2RpcnR5ICYmCiAJICAgIG9iai0+YmFzZS53cml0ZV9kb21haW4gIT0gSTkxNV9HRU1fRE9NQUlO X0NQVSAmJgogCSAgICBjcHVfd3JpdGVfbmVlZHNfY2xmbHVzaChvYmopKSB7Ci0tIAoyLjQuNgoK X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4 IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK