From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paulo Zanoni Subject: [PATCH 3/4] drm/i915: use ORIGIN_CPU for frontbuffer invalidation on WC mmaps Date: Thu, 9 Jun 2016 15:59:25 -0300 Message-ID: <1465498765-30744-1-git-send-email-paulo.r.zanoni@intel.com> References: <20160425082759.GH2510@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 9E1086EC34 for ; Thu, 9 Jun 2016 18:59:41 +0000 (UTC) In-Reply-To: <20160425082759.GH2510@phenom.ffwll.local> 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: Paulo Zanoni List-Id: intel-gfx@lists.freedesktop.org RnJvbTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+CgouLi4gaW5zdGVh ZCBvZiB0aGUgcHJldmlvdXMgT1JJR0lOX0dUVC4gVGhpcyBzaG91bGQgYWN0dWFsbHkKaW52YWxp ZGF0ZSBGQkMgb25jZSBzb21ldGhpbmcgaXMgd3JpdHRlbiBvbiB0aGUgZnJvbnRidWZmZXIgdXNp bmcgV0MKbW1hcHMuIFRoZSBwcm9ibGVtIHdpdGggT1JJR0lOX0dUVCBpcyB0aGF0IHRoZSBhdXRv bWF0aWMgaGFyZHdhcmUKdHJhY2tpbmcgaXMgbm90IGFibGUgdG8gZGV0ZWN0IHRoZSBXQyB3cml0 ZXMgYXMgaXQgY2FuIGRldGVjdCB0aGUgR1RUCndyaXRlcy4KClRoaXMgc2hvdWxkIGhlbHAgZml4 IHRoZSBTS0wgYnVnIHdoZXJlIG5vdGhpbmcgaGFwcGVucyB3aGVuIHlvdSB0eXBlCnlvdXIgdXNl cm5hbWUvcGFzc3dvcmQgb24gbGlnaHRkbS4KClRoaXMgcGF0Y2ggd2FzIG9yaWdpbmFsbHkgcGFz dGVkIG9uIGFuIGVtYWlsIGJ5IENocmlzIGFuZCBjb252ZXJ0ZWQgdG8KYW4gYWN0dWFsIGdpdCBw YXRjaCBieSBQYXVsby4KCnYyIChGcm9tIFBhdWxvKToKIC0gTWFrZSBpdCBhIGZ1bGwgdmFyaWFi bGUgaW5zdGVhZCBvZiBhIGJpdC1maWVsZCAoRGFuaWVsKQogLSBVc2UgV1JJVEVfT05DRSAoQ2hy aXMpCgpDYzogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+ClJldmlld2Vk LWJ5OiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGZmd2xsLmNoPgpTaWduZWQtb2ZmLWJ5 OiBQYXVsbyBaYW5vbmkgPHBhdWxvLnIuemFub25pQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dw dS9kcm0vaTkxNS9pOTE1X2Rydi5oIHwgIDYgKysrKysrCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9p OTE1X2dlbS5jIHwgMTQgKysrKysrKysrKystLS0KIDIgZmlsZXMgY2hhbmdlZCwgMTcgaW5zZXJ0 aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKCkNocmlzLCBjYW4geW91IGdpdmUgeW91ciBTaWduZWQt b2ZmLWJ5IG9uIHRoaXMgcGF0Y2gsIHBsZWFzZT8KCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X2Rydi5oIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAppbmRl eCA1M2Q5ZTNmLi4yMGE2NzZkIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X2Rydi5oCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKQEAgLTIyMDQsNiAr MjIwNCwxMiBAQCBzdHJ1Y3QgZHJtX2k5MTVfZ2VtX29iamVjdCB7CiAKIAl1bnNpZ25lZCBpbnQg ZnJvbnRidWZmZXJfYml0czpJTlRFTF9GUk9OVEJVRkZFUl9CSVRTOwogCisJLyoKKwkgKiBJTVBP UlRBTlQ6IFdlIGhhdmUgdW5sb2NrZWQgYWNjZXNzIHRvIHRoaXMsIHRoaXMgbXVzdCBiZSBhCisJ ICogc3RhbmQtYWxvbmUgYm9vbC4KKwkgKi8KKwl1bnNpZ25lZCBpbnQgaGFzX3djX21tYXA7CisK IAl1bnNpZ25lZCBpbnQgcGluX2Rpc3BsYXk7CiAKIAlzdHJ1Y3Qgc2dfdGFibGUgKnBhZ2VzOwpk aWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYyBiL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfZ2VtLmMKaW5kZXggZWFlOGQ3YS4uOTgzODllNCAxMDA2NDQKLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pOTE1X2dlbS5jCkBAIC0xNjAzLDYgKzE2MDMsMTMgQEAgc3RhdGljIHN0cnVjdCBpbnRlbF9y cHNfY2xpZW50ICp0b19ycHNfY2xpZW50KHN0cnVjdCBkcm1fZmlsZSAqZmlsZSkKIAlyZXR1cm4g JmZwcml2LT5ycHM7CiB9CiAKK3N0YXRpYyBlbnVtIGZiX29wX29yaWdpbgord3JpdGVfb3JpZ2lu KHN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0ICpvYmosIHVuc2lnbmVkIGRvbWFpbikKK3sKKwly ZXR1cm4gZG9tYWluID09IEk5MTVfR0VNX0RPTUFJTl9HVFQgJiYgIW9iai0+aGFzX3djX21tYXAg PworCSAgICAgICBPUklHSU5fR1RUIDogT1JJR0lOX0NQVTsKK30KKwogLyoqCiAgKiBDYWxsZWQg d2hlbiB1c2VyIHNwYWNlIHByZXBhcmVzIHRvIHVzZSBhbiBvYmplY3Qgd2l0aCB0aGUgQ1BVLCBl aXRoZXIKICAqIHRocm91Z2ggdGhlIG1tYXAgaW9jdGwncyBtYXBwaW5nIG9yIGEgR1RUIG1hcHBp bmcuCkBAIC0xNjU5LDkgKzE2NjYsNyBAQCBpOTE1X2dlbV9zZXRfZG9tYWluX2lvY3RsKHN0cnVj dCBkcm1fZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEsCiAJCXJldCA9IGk5MTVfZ2VtX29iamVjdF9z ZXRfdG9fY3B1X2RvbWFpbihvYmosIHdyaXRlX2RvbWFpbiAhPSAwKTsKIAogCWlmICh3cml0ZV9k b21haW4gIT0gMCkKLQkJaW50ZWxfZmJfb2JqX2ludmFsaWRhdGUob2JqLAotCQkJCQl3cml0ZV9k b21haW4gPT0gSTkxNV9HRU1fRE9NQUlOX0dUVCA/Ci0JCQkJCU9SSUdJTl9HVFQgOiBPUklHSU5f Q1BVKTsKKwkJaW50ZWxfZmJfb2JqX2ludmFsaWRhdGUob2JqLCB3cml0ZV9vcmlnaW4ob2JqLCB3 cml0ZV9kb21haW4pKTsKIAogdW5yZWY6CiAJZHJtX2dlbV9vYmplY3RfdW5yZWZlcmVuY2UoJm9i ai0+YmFzZSk7CkBAIC0xNzY4LDYgKzE3NzMsOSBAQCBpOTE1X2dlbV9tbWFwX2lvY3RsKHN0cnVj dCBkcm1fZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEsCiAJCWVsc2UKIAkJCWFkZHIgPSAtRU5PTUVN OwogCQl1cF93cml0ZSgmbW0tPm1tYXBfc2VtKTsKKworCQkvKiBUaGlzIG1heSByYWNlLCBidXQg dGhhdCdzIG9rLCBpdCBvbmx5IGdldHMgc2V0ICovCisJCVdSSVRFX09OQ0UodG9faW50ZWxfYm8o b2JqKS0+aGFzX3djX21tYXAsIHRydWUpOwogCX0KIAlkcm1fZ2VtX29iamVjdF91bnJlZmVyZW5j ZV91bmxvY2tlZChvYmopOwogCWlmIChJU19FUlIoKHZvaWQgKilhZGRyKSkKLS0gCjIuNS41Cgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZngg bWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK