From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: [PATCH] drm/i915/gtt: Trust the uncached store to flush wcb Date: Tue, 8 May 2018 15:41:54 +0300 Message-ID: <20180508124154.14586-1-mika.kuoppala@linux.intel.com> References: <152578120150.24602.16670880505366229154@mail.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 149DE6E8FA for ; Tue, 8 May 2018 12:42:07 +0000 (UTC) In-Reply-To: <152578120150.24602.16670880505366229154@mail.alporthouse.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 Cc: Matthew Auld List-Id: intel-gfx@lists.freedesktop.org Tm90IGFsbCBhcmNoaXRlY3R1cmVzIGd1YXJhbnRlZSB0aGF0IHVuY2FjaGVkIHJlYWQgd2lsbApm bHVzaCB0aGUgd3JpdGUgY29tYmluaW5nIGJ1ZmZlci4gU28gbWFya2luZyBpdCBleHBsaWNpdGx5 CmlzIHJlY29tbWVuZGVkIFsxXS4KCkhvd2V2ZXIgd2Uga25vdyB0aGUgYXJjaGl0ZWN0dXJlIHdl IGFyZSBvcGVyYXRpbmcgb24KYW5kIGNhbiBhdm9pZCB3bWIgYXMgdGhlIFVDIHN0b3JlIHdpbGwg Zmx1c2ggdGhlIHdjYiBbMl0uCgpPbWl0IHRoZSB3bWIoKSBiZWZvcmUgaW52YWxpZGF0ZSBhcyBy ZWR1ZGFudC4KCnYyOiBzcXVhc2ggY29tYmluaW5nIGFuZCByZW1vdmFsIChDaHJpcykKdjM6IHJl bW92ZSBvYnNvbGV0ZSBjb21tZW50cyBhYm91dCBwb3N0aW5nIHJlYWRzIChDaHJpcykKClJlZmVy ZW5jZXM6IGh0dHA6Ly95YXJjaGl2ZS5uZXQvY29tcC9saW51eC93cml0ZV9jb21iaW5pbmcuaHRt bCBbMV0KUmVmZXJlbmNlczogaHR0cDovL2Rvd25sb2FkLmludGVsLmNvbS9kZXNpZ24vUGVudGl1 bUlJL2FwcGxub3RzLzI0NDQyMjAxLnBkZiBbMl0KQ2M6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hy aXMtd2lsc29uLmNvLnVrPgpDYzogTWF0dGhldyBBdWxkIDxtYXR0aGV3LmF1bGRAaW50ZWwuY29t PgpTaWduZWQtb2ZmLWJ5OiBNaWthIEt1b3BwYWxhIDxtaWthLmt1b3BwYWxhQGxpbnV4LmludGVs LmNvbT4KUmV2aWV3ZWQtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVr PgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jIHwgMTggKysrKysrKyst LS0tLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgOCBpbnNlcnRpb25zKCspLCAxMCBkZWxldGlvbnMo LSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYyBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jCmluZGV4IGM4NzliZmQ5Mjk0Zi4uNmVh ZTllMWVkOGJlIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQu YworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9ndHQuYwpAQCAtMTEwLDcgKzEx MCw4IEBAIGk5MTVfZ2V0X2dndHRfdm1hX3BhZ2VzKHN0cnVjdCBpOTE1X3ZtYSAqdm1hKTsKIAog c3RhdGljIHZvaWQgZ2VuNl9nZ3R0X2ludmFsaWRhdGUoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUg KmRldl9wcml2KQogewotCS8qIE5vdGUgdGhhdCBhcyBhbiB1bmNhY2hlZCBtbWlvIHdyaXRlLCB0 aGlzIHNob3VsZCBmbHVzaCB0aGUKKwkvKgorCSAqIE5vdGUgdGhhdCBhcyBhbiB1bmNhY2hlZCBt bWlvIHdyaXRlLCB0aGlzIHdpbGwgZmx1c2ggdGhlCiAJICogV0NCIG9mIHRoZSB3cml0ZXMgaW50 byB0aGUgR0dUVCBiZWZvcmUgaXQgdHJpZ2dlcnMgdGhlIGludmFsaWRhdGUuCiAJICovCiAJSTkx NV9XUklURShHRlhfRkxTSF9DTlRMX0dFTjYsIEdGWF9GTFNIX0NOVExfRU4pOwpAQCAtMjQxOCwx MSArMjQxOSw5IEBAIHN0YXRpYyB2b2lkIGdlbjhfZ2d0dF9pbnNlcnRfZW50cmllcyhzdHJ1Y3Qg aTkxNV9hZGRyZXNzX3NwYWNlICp2bSwKIAlmb3JfZWFjaF9zZ3RfZG1hKGFkZHIsIHNndF9pdGVy LCB2bWEtPnBhZ2VzKQogCQlnZW44X3NldF9wdGUoZ3R0X2VudHJpZXMrKywgcHRlX2VuY29kZSB8 IGFkZHIpOwogCi0Jd21iKCk7Ci0KLQkvKiBUaGlzIG5leHQgYml0IG1ha2VzIHRoZSBhYm92ZSBw b3N0aW5nIHJlYWQgZXZlbiBtb3JlIGltcG9ydGFudC4gV2UKLQkgKiB3YW50IHRvIGZsdXNoIHRo ZSBUTEJzIG9ubHkgYWZ0ZXIgd2UncmUgY2VydGFpbiBhbGwgdGhlIFBURSB1cGRhdGVzCi0JICog aGF2ZSBmaW5pc2hlZC4KKwkvKgorCSAqIFdlIHdhbnQgdG8gZmx1c2ggdGhlIFRMQnMgb25seSBh ZnRlciB3ZSdyZSBjZXJ0YWluIGFsbCB0aGUgUFRFCisJICogdXBkYXRlcyBoYXZlIGZpbmlzaGVk LgogCSAqLwogCWdndHQtPmludmFsaWRhdGUodm0tPmk5MTUpOwogfQpAQCAtMjQ2MCwxMSArMjQ1 OSwxMCBAQCBzdGF0aWMgdm9pZCBnZW42X2dndHRfaW5zZXJ0X2VudHJpZXMoc3RydWN0IGk5MTVf YWRkcmVzc19zcGFjZSAqdm0sCiAJZG1hX2FkZHJfdCBhZGRyOwogCWZvcl9lYWNoX3NndF9kbWEo YWRkciwgaXRlciwgdm1hLT5wYWdlcykKIAkJaW93cml0ZTMyKHZtLT5wdGVfZW5jb2RlKGFkZHIs IGxldmVsLCBmbGFncyksICZlbnRyaWVzW2krK10pOwotCXdtYigpOwogCi0JLyogVGhpcyBuZXh0 IGJpdCBtYWtlcyB0aGUgYWJvdmUgcG9zdGluZyByZWFkIGV2ZW4gbW9yZSBpbXBvcnRhbnQuIFdl Ci0JICogd2FudCB0byBmbHVzaCB0aGUgVExCcyBvbmx5IGFmdGVyIHdlJ3JlIGNlcnRhaW4gYWxs IHRoZSBQVEUgdXBkYXRlcwotCSAqIGhhdmUgZmluaXNoZWQuCisJLyoKKwkgKiBXZSB3YW50IHRv IGZsdXNoIHRoZSBUTEJzIG9ubHkgYWZ0ZXIgd2UncmUgY2VydGFpbiBhbGwgdGhlIFBURQorCSAq IHVwZGF0ZXMgaGF2ZSBmaW5pc2hlZC4KIAkgKi8KIAlnZ3R0LT5pbnZhbGlkYXRlKHZtLT5pOTE1 KTsKIH0KLS0gCjIuMTQuMQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50 ZWwtZ2Z4Cg==