From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tarun Vyas Subject: [PATCH v4] drm/i915: Wait for PSR exit before checking for vblank evasion Date: Fri, 22 Jun 2018 02:01:29 -0700 Message-ID: <20180622090129.3271-1-tarun.vyas@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 ESMTPS id 363116E35D for ; Fri, 22 Jun 2018 09:01:34 +0000 (UTC) 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: dhinakaran.pandiyan@intel.com, rodrigo.vivi@intel.com List-Id: intel-gfx@lists.freedesktop.org VGhlIFBJUEVEU0wgZnJlZXplcyBvbiBQU1IgZW50cnkgYW5kIGlmIFBTUiBoYXNuJ3QgZnVsbHkg ZXhpdGVkLCB0aGVuCnRoZSBwaXBlX3VwZGF0ZV9zdGFydCBjYWxsIHNjaGVkdWxlcyBpdHNlbGYg b3V0IHRvIGNoZWNrIGJhY2sgbGF0ZXIuCgpPbiBDaHJvbWVPUy00LjQga2VybmVsLCB3aGljaCBp cyBmYWlybHkgdXAtdG8tZGF0ZSB3LnIudCBkcm0vaTkxNSBidXQKbGFncyB3LnIudCBjb3JlIGtl cm5lbCBjb2RlLCBob3QgcGx1Z2dpbmcgYW4gZXh0ZXJuYWwgZGlzcGxheSB0cmlnZ2Vycwp0b25z IG9mICJwb3RlbnRpYWwgYXRvbWljIHVwZGF0ZSBlcnJvcnMiIGluIHRoZSBkbWVzZywgb24gKnBp cGUgQSouIEEKY2xvc2VyIGFuYWx5c2lzIHJldmVhbHMgdGhhdCB3ZSB0cnkgdG8gcmVhZCB0aGUg c2NhbmxpbmUgMyB0aW1lcyBhbmQKZXZlbnR1YWxseSB0aW1lb3V0LCBiL2MgUFNSIGhhc24ndCBl eGl0ZWQgZnVsbHkgbGVhZGluZyB0byBhIFBJUEVEU0wKc3R1Y2sgQCAxNTk5LiBUaGlzIGlzc3Vl IGlzIG5vdCBzZWVuIG9uIHVwc3RyZWFtIGtlcm5lbHMsIGIvYyBmb3IgKnNvbWUqCnJlYXNvbiB3 ZSBsb29wIGluc2lkZSBpbnRlbF9waXBlX3VwZGF0ZSBzdGFydCBmb3IgfjIrIG1zZWMgd2hpY2gg aW4gdGhpcwpjYXNlIGlzIG1vcmUgdGhhbiBlbm91Z2ggdG8gZXhpdCBQU1IgZnVsbHksIGhlbmNl IGFuICp1bnN0dWNrKiBQSVBFRFNMCmNvdW50ZXIsIGhlbmNlIG5vIGVycm9yLiBPbiB0aGUgb3Ro ZXIgaGFuZCwgdGhlIENocm9tZU9TIGtlcm5lbCBzcGVuZHMKfjEuMSBtc2VjIGxvb3BpbmcgaW5z aWRlIGludGVsX3BpcGVfdXBkYXRlX3N0YXJ0IGFuZCBoZW5jZSBlcnJvcnMgb3V0CmIvYyB0aGUg c291cmNlIGlzIHN0aWxsIGluIFBTUi4KClJlZ2FyZGxlc3MsIHdlIHNob3VsZCB3YWl0IGZvciBQ U1IgZXhpdCAoaWYgUFNSIGlzIGRpc2FibGVkLCB3ZSBpbmN1cgphIH4xLTIgdXNlYyBwZW5hbHR5 KSBiZWZvcmUgcmVhZGluZyB0aGUgUElQRURTTCwgYi9jIGlmIHdlIGhhdmVuJ3QKZnVsbHkgZXhp dGVkIFBTUiwgdGhlbiBjaGVja2luZyBmb3IgdmJsYW5rIGV2YXNpb24gaXNuJ3QgYWN0dWFsbHkK YXBwbGljYWJsZS4KCnY0OiBDb21tZW50IGV4cGxhaW5pbmcgcHNyX3dhaXQgYWZ0ZXIgZW5hYmxp bmcgVkJMIGludGVycnVwdHMgKERLKQoKU2lnbmVkLW9mZi1ieTogVGFydW4gVnlhcyA8dGFydW4u dnlhc0BpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfc3ByaXRlLmMg fCAxMiArKysrKysrKysrLS0KIDEgZmlsZSBjaGFuZ2VkLCAxMCBpbnNlcnRpb25zKCspLCAyIGRl bGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Nwcml0 ZS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfc3ByaXRlLmMKaW5kZXggMzQ0YzBlNzA5 YjE5Li4zYTRhZDZmZWQyNDYgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X3Nwcml0ZS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Nwcml0ZS5jCkBAIC0x MDcsMTQgKzEwNywyMiBAQCB2b2lkIGludGVsX3BpcGVfdXBkYXRlX3N0YXJ0KGNvbnN0IHN0cnVj dCBpbnRlbF9jcnRjX3N0YXRlICpuZXdfY3J0Y19zdGF0ZSkKIAkJCQkJCSAgICAgIFZCTEFOS19F VkFTSU9OX1RJTUVfVVMpOwogCW1heCA9IHZibGFua19zdGFydCAtIDE7CiAKLQlsb2NhbF9pcnFf ZGlzYWJsZSgpOwotCiAJaWYgKG1pbiA8PSAwIHx8IG1heCA8PSAwKQogCQlyZXR1cm47CiAKIAlp ZiAoV0FSTl9PTihkcm1fY3J0Y192YmxhbmtfZ2V0KCZjcnRjLT5iYXNlKSkpCiAJCXJldHVybjsK IAorCS8qCisJICogV2FpdCBmb3IgcHNyIHRvIGlkbGUgb3V0IGFmdGVyIGVuYWJsaW5nIHRoZSBW QkwgaW50ZXJydXB0cworCSAqIFZCTCBpbnRlcnJ1cHRzIHdpbGwgc3RhcnQgdGhlIFBTUiBleGl0 IGFuZCBwcmV2ZW50IGEgUFNSCisJICogcmUtZW50cnkgYXMgd2VsbC4KKwkgKi8KKwlpZiAoaW50 ZWxfcHNyX3dhaXRfZm9yX2lkbGUoZGV2X3ByaXYpKQorCQlEUk1fRVJST1IoIlBTUiBpZGxlIHRp bWVkIG91dCwgYXRvbWljIHVwZGF0ZSBtYXkgZmFpbFxuIik7CisKKwlsb2NhbF9pcnFfZGlzYWJs ZSgpOworCiAJY3J0Yy0+ZGVidWcubWluX3ZibCA9IG1pbjsKIAljcnRjLT5kZWJ1Zy5tYXhfdmJs ID0gbWF4OwogCXRyYWNlX2k5MTVfcGlwZV91cGRhdGVfc3RhcnQoY3J0Yyk7Ci0tIAoyLjEzLjUK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=