From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH] drm: Make the decision to keep vblank irq enabled earlier Date: Thu, 23 Mar 2017 07:51:06 +0000 Message-ID: <20170323075106.7494-1-chris@chris-wilson.co.uk> References: <20170322200200.GM31595@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170322200200.GM31595@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: dri-devel@lists.freedesktop.org Cc: =?UTF-8?q?Michel=20D=C3=A4nzer?= , Laurent Pinchart , Dave Airlie , intel-gfx@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org V2Ugd2FudCB0byBwcm92aWRlIHRoZSB2YmxhbmsgaXJxIHNoYWRvdyBmb3IgcGFnZWZsaXAgZXZl bnRzIGFzIHdlbGwgYXMKdmJsYW5rIHF1ZXJpZXMuIFN1Y2ggZXZlbnRzIGFyZSBjb21wbGV0ZWQg d2l0aGluIHRoZSB2YmxhbmsgaW50ZXJydXB0CmhhbmRsZXIsIGFuZCBzbyB0aGUgY3VycmVudCBj aGVjayBmb3IgZGlzYWJsaW5nIHRoZSBpcnEgd2lsbCBkaXNhYmxlIGl0CmZyb20gd2l0aCB0aGUg c2FtZSBpbnRlcnJ1cHQgYXMgdGhlIGxhc3QgcGFnZWZsaXAgZXZlbnQuIElmIHdlIG1vdmUgdGhl CmRlY2lzaW9uIG9uIHdoZXRoZXIgdG8gZGlzYWJsZSB0aGUgaXJxIChiYXNlZCBvbiB0aGVyZSBu byBiZWluZyBubwpyZW1haW5pbmcgdmJsYW5rIGV2ZW50cywgaS5lLiB2YmxhbmstPnJlZmNvdW50 ID09IDApIHRvIGJlZm9yZSB3ZSBzaWduYWwKdGhlIGV2ZW50cywgd2Ugd2lsbCBvbmx5IGRpc2Fi bGUgdGhlIGlycSBvbiB0aGUgaW50ZXJydXB0IGFmdGVyIHRoZSBsYXN0CmV2ZW50IHdhcyBzaWdu YWxlZC4gSW4gdGhlIG5vcm1hbCBjb3Vyc2Ugb2YgZXZlbnRzLCB0aGlzIHdpbGwga2VlcCB0aGUK dmJsYW5rIGlycSBlbmFibGVkIGZvciB0aGUgZW50aXJlIGZsaXAgc2VxdWVuY2Ugd2hlcmVhcyBi ZWZvcmUgaXQgd291bGQKZmxpcC1mbG9wIGFyb3VuZCBldmVyeSBpbnRlcnJ1cHQuCgpTaWduZWQt b2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KQ2M6IFZpbGxl IFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+CkNjOiBEYW5pZWwgVmV0 dGVyIDxkYW5pZWxAZmZ3bGwuY2g+CkNjOiBNaWNoZWwgRMOkbnplciA8bWljaGVsQGRhZW56ZXIu bmV0PgpDYzogTGF1cmVudCBQaW5jaGFydCA8bGF1cmVudC5waW5jaGFydEBpZGVhc29uYm9hcmQu Y29tPgpDYzogRGF2ZSBBaXJsaWUgPGFpcmxpZWRAcmVkaGF0LmNvbT4sCkNjOiBNYXJpbyBLbGVp bmVyIDxtYXJpby5rbGVpbmVyLmRlQGdtYWlsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vZHJt X2lycS5jIHwgMTggKysrKysrKysrKystLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgMTEgaW5zZXJ0 aW9ucygrKSwgNyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vZHJt X2lycS5jIGIvZHJpdmVycy9ncHUvZHJtL2RybV9pcnEuYwppbmRleCA1Yjc3MDU3ZTkxY2EuLjFk NmJjZWUzNzA4ZiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2RybV9pcnEuYworKysgYi9k cml2ZXJzL2dwdS9kcm0vZHJtX2lycS5jCkBAIC0xNzQxLDYgKzE3NDEsNyBAQCBib29sIGRybV9o YW5kbGVfdmJsYW5rKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHVuc2lnbmVkIGludCBwaXBlKQog ewogCXN0cnVjdCBkcm1fdmJsYW5rX2NydGMgKnZibGFuayA9ICZkZXYtPnZibGFua1twaXBlXTsK IAl1bnNpZ25lZCBsb25nIGlycWZsYWdzOworCWJvb2wgZGlzYWJsZV9pcnE7CiAKIAlpZiAoV0FS Tl9PTl9PTkNFKCFkZXYtPm51bV9jcnRjcykpCiAJCXJldHVybiBmYWxzZTsKQEAgLTE3NjgsMTYg KzE3NjksMTkgQEAgYm9vbCBkcm1faGFuZGxlX3ZibGFuayhzdHJ1Y3QgZHJtX2RldmljZSAqZGV2 LCB1bnNpZ25lZCBpbnQgcGlwZSkKIAlzcGluX3VubG9jaygmZGV2LT52YmxhbmtfdGltZV9sb2Nr KTsKIAogCXdha2VfdXAoJnZibGFuay0+cXVldWUpOwotCWRybV9oYW5kbGVfdmJsYW5rX2V2ZW50 cyhkZXYsIHBpcGUpOwogCiAJLyogV2l0aCBpbnN0YW50LW9mZiwgd2UgZGVmZXIgZGlzYWJsaW5n IHRoZSBpbnRlcnJ1cHQgdW50aWwgYWZ0ZXIKLQkgKiB3ZSBmaW5pc2ggcHJvY2Vzc2luZyB0aGUg Zm9sbG93aW5nIHZibGFuay4gVGhlIGRpc2FibGUgaGFzIHRvCi0JICogYmUgbGFzdCAoYWZ0ZXIg ZHJtX2hhbmRsZV92YmxhbmtfZXZlbnRzKSBzbyB0aGF0IHRoZSB0aW1lc3RhbXAKLQkgKiBpcyBh bHdheXMgYWNjdXJhdGUuCisJICogd2UgZmluaXNoIHByb2Nlc3NpbmcgdGhlIGZvbGxvd2luZyB2 YmxhbmsgYWZ0ZXIgYWxsIGV2ZW50cyBoYXZlCisJICogYmVlbiBzaWduYWxlZC4gVGhlIGRpc2Fi bGUgaGFzIHRvIGJlIGxhc3QgKGFmdGVyCisJICogZHJtX2hhbmRsZV92YmxhbmtfZXZlbnRzKSBz byB0aGF0IHRoZSB0aW1lc3RhbXAgaXMgYWx3YXlzIGFjY3VyYXRlLgogCSAqLwotCWlmIChkZXYt PnZibGFua19kaXNhYmxlX2ltbWVkaWF0ZSAmJgotCSAgICBkcm1fdmJsYW5rX29mZmRlbGF5ID4g MCAmJgotCSAgICAhYXRvbWljX3JlYWQoJnZibGFuay0+cmVmY291bnQpKQorCWRpc2FibGVfaXJx ID0gKGRldi0+dmJsYW5rX2Rpc2FibGVfaW1tZWRpYXRlICYmCisJCSAgICAgICBkcm1fdmJsYW5r X29mZmRlbGF5ID4gMCAmJgorCQkgICAgICAgIWF0b21pY19yZWFkKCZ2YmxhbmstPnJlZmNvdW50 KSk7CisKKwlkcm1faGFuZGxlX3ZibGFua19ldmVudHMoZGV2LCBwaXBlKTsKKworCWlmIChkaXNh YmxlX2lycSkKIAkJdmJsYW5rX2Rpc2FibGVfZm4oKHVuc2lnbmVkIGxvbmcpdmJsYW5rKTsKIAog CXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmRldi0+ZXZlbnRfbG9jaywgaXJxZmxhZ3MpOwotLSAK Mi4xMS4wCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK