From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dhinakaran Pandiyan Subject: [PATCH 3/3] drm/i915/psr: Avoid initializing PSR if there is no sink support. Date: Wed, 3 Jan 2018 13:38:24 -0800 Message-ID: <20180103213824.1405-3-dhinakaran.pandiyan@intel.com> References: <20180103213824.1405-1-dhinakaran.pandiyan@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id A71EF6E04D for ; Wed, 3 Jan 2018 21:39:52 +0000 (UTC) In-Reply-To: <20180103213824.1405-1-dhinakaran.pandiyan@intel.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: Dhinakaran Pandiyan , Rodrigo Vivi List-Id: intel-gfx@lists.freedesktop.org RFBDRCByZWFkIGZvciB0aGUgZURQIGlzIGNvbXBsZXRlIGJ5IHRoZSB0aW1lIGludGVsX3Bzcl9p bml0KCkgaXMKY2FsbGVkLCB3aGljaCBtZWFucyB3ZSBjYW4gYXZvaWQgaW5pdGlhbGl6aW5nIFBT UiBzdHJ1Y3R1cmVzIGFuZCBzdGF0ZQppZiB0aGVyZSBpcyBubyBzaW5rIHN1cHBvcnQuCgpDYzog Um9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29tPgpDYzogVmlsbGUgU3lyasOkbMOk IDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KU2lnbmVkLW9mZi1ieTogRGhpbmFrYXJh biBQYW5kaXlhbiA8ZGhpbmFrYXJhbi5wYW5kaXlhbkBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMgfCA3ICsrKysrKy0KIGRyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX3Bzci5jICAgIHwgOSArKysrKysrKysKIDIgZmlsZXMgY2hhbmdlZCwgMTUgaW5z ZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2k5MTVfZGVidWdmcy5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMK aW5kZXggNjg5MDM0MDM4N2I3Li5jYzY1OWI0YjJhNDUgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfZGVidWdmcy5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVf ZGVidWdmcy5jCkBAIC0yNTIxLDE0ICsyNTIxLDE5IEBAIHN0YXRpYyBpbnQgaTkxNV9lZHBfcHNy X3N0YXR1cyhzdHJ1Y3Qgc2VxX2ZpbGUgKm0sIHZvaWQgKmRhdGEpCiAJdTMyIHN0YXRbM107CiAJ ZW51bSBwaXBlIHBpcGU7CiAJYm9vbCBlbmFibGVkID0gZmFsc2U7CisJYm9vbCBzaW5rX3N1cHBv cnQ7CiAKIAlpZiAoIUhBU19QU1IoZGV2X3ByaXYpKQogCQlyZXR1cm4gLUVOT0RFVjsKIAorCXNp bmtfc3VwcG9ydCA9IGRldl9wcml2LT5wc3Iuc2lua19zdXBwb3J0OworCXNlcV9wcmludGYobSwg IlNpbmtfU3VwcG9ydDogJXNcbiIsIHllc25vKHNpbmtfc3VwcG9ydCkpOworCWlmICghc2lua19z dXBwb3J0KQorCQlyZXR1cm4gMDsKKwogCWludGVsX3J1bnRpbWVfcG1fZ2V0KGRldl9wcml2KTsK IAogCW11dGV4X2xvY2soJmRldl9wcml2LT5wc3IubG9jayk7Ci0Jc2VxX3ByaW50ZihtLCAiU2lu a19TdXBwb3J0OiAlc1xuIiwgeWVzbm8oZGV2X3ByaXYtPnBzci5zaW5rX3N1cHBvcnQpKTsKIAlz ZXFfcHJpbnRmKG0sICJFbmFibGVkOiAlc1xuIiwgeWVzbm8oKGJvb2wpZGV2X3ByaXYtPnBzci5l bmFibGVkKSk7CiAJc2VxX3ByaW50ZihtLCAiQWN0aXZlOiAlc1xuIiwgeWVzbm8oZGV2X3ByaXYt PnBzci5hY3RpdmUpKTsKIAlzZXFfcHJpbnRmKG0sICJCdXN5IGZyb250YnVmZmVyIGJpdHM6IDB4 JTAzeFxuIiwKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Bzci5jIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcHNyLmMKaW5kZXggZGY5YjFkN2JhZWZiLi44NjM2 NTAzNjY0MjUgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Bzci5jCisr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Bzci5jCkBAIC01MDMsNiArNTAzLDkgQEAg dm9pZCBpbnRlbF9wc3JfZW5hYmxlKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAsCiAJaWYgKCFj cnRjX3N0YXRlLT5oYXNfcHNyKQogCQlyZXR1cm47CiAKKwlpZiAoV0FSTl9PTighQ0FOX1BTUihk ZXZfcHJpdikpKQorCQlyZXR1cm47CisKIAlXQVJOX09OKGRldl9wcml2LT5kcnJzLmRwKTsKIAlt dXRleF9sb2NrKCZkZXZfcHJpdi0+cHNyLmxvY2spOwogCWlmIChkZXZfcHJpdi0+cHNyLmVuYWJs ZWQpIHsKQEAgLTYzMyw2ICs2MzYsOSBAQCB2b2lkIGludGVsX3Bzcl9kaXNhYmxlKHN0cnVjdCBp bnRlbF9kcCAqaW50ZWxfZHAsCiAJaWYgKCFvbGRfY3J0Y19zdGF0ZS0+aGFzX3BzcikKIAkJcmV0 dXJuOwogCisJaWYgKFdBUk5fT04oIUNBTl9QU1IoZGV2X3ByaXYpKSkKKwkJcmV0dXJuOworCiAJ bXV0ZXhfbG9jaygmZGV2X3ByaXYtPnBzci5sb2NrKTsKIAlpZiAoIWRldl9wcml2LT5wc3IuZW5h YmxlZCkgewogCQltdXRleF91bmxvY2soJmRldl9wcml2LT5wc3IubG9jayk7CkBAIC05MTMsNiAr OTE5LDkgQEAgdm9pZCBpbnRlbF9wc3JfaW5pdChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2 X3ByaXYpCiAJZGV2X3ByaXYtPnBzcl9tbWlvX2Jhc2UgPSBJU19IQVNXRUxMKGRldl9wcml2KSA/ CiAJCUhTV19FRFBfUFNSX0JBU0UgOiBCRFdfRURQX1BTUl9CQVNFOwogCisJaWYgKCFkZXZfcHJp di0+cHNyLnNpbmtfc3VwcG9ydCkKKwkJcmV0dXJuOworCiAJLyogUGVyIHBsYXRmb3JtIGRlZmF1 bHQ6IGFsbCBkaXNhYmxlZC4gKi8KIAlpZiAoaTkxNV9tb2RwYXJhbXMuZW5hYmxlX3BzciA9PSAt MSkKIAkJaTkxNV9tb2RwYXJhbXMuZW5hYmxlX3BzciA9IDA7Ci0tIAoyLjExLjAKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5n IGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVk ZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=