From mboxrd@z Thu Jan 1 00:00:00 1970 From: Radhakrishna Sripada Subject: [PATCH v7] drm/i915/icl: Fix clockgating issue when using scalers Date: Mon, 15 Apr 2019 15:55:19 -0700 Message-ID: <20190415225519.29643-1-radhakrishna.sripada@intel.com> References: <20190412072503.GG3888@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3E5F38906E for ; Mon, 15 Apr 2019 22:54:32 +0000 (UTC) In-Reply-To: <20190412072503.GG3888@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 List-Id: intel-gfx@lists.freedesktop.org Rml4ZXMgdGhlIGNsb2NrLWdhdGluZyBpc3N1ZSB3aGVuIHBpcGUgc2NhbGluZyBpcyBlbmFibGVk LgooTGluZWFnZSAjMjAwNjYwNDMxMikKClYyOiBGaXggdHlwbyBpbiBoZWFkbGluZShDaHJpcykK ICAgIEhhbmRsZSB0aGUgbm9uIGRvdWJsZSBidWZmZXJlZCBuYXR1cmUgb2YgdGhlIHJlZ2lzdGVy KFZpbGxlKQpWMzogRml4IGNoZWNrcGF0Y2ggd2FybmluZy4gQkFUIGZhaWx1cmUgZm9yIFYyIG9u IGdlbjMgbG9va3MgdW5yZWxhdGVkLgpWNDogU3BsaXQgdGhlIGljbCBhbmQgc2tsIHdhJ3MoVmls bGUpClY1OiBTcGxpdCB0aGUgY2hlY2tzIGZvciBpY2wgYW5kIHNrbChWaWxsZSkKVjY6IENvcnJl Y3QgdGhlIGZsaXBwZWQgY2hlY2tzIGluIGludGVsX3ByZV9wbGFuZV91cGRhdGUoVmlsbGUpClY3 OiBVc2UgZW51bSBmb3IgcGlwZSBhbmQgZXh0ZW5kIHRoZSBXQSBmb3IgcGxhbmUgc2NhbGVycyhW aWxsZSkKCkNjOiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KQ2M6IFZp bGxlIFN5cmphbGEgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgpDYzogUm9kcmlnbyBW aXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29tPgpDYzogQ2xpbnQgVGF5bG9yIDxjbGludG9uLmEu dGF5bG9yQGludGVsLmNvbT4KU2lnbmVkLW9mZi1ieTogUmFkaGFrcmlzaG5hIFNyaXBhZGEgPHJh ZGhha3Jpc2huYS5zcmlwYWRhQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9kaXNwbGF5LmMgfCA0MiArKysrKysrKysrKysrKysrKysrKysrKystLS0tCiAxIGZpbGUg Y2hhbmdlZCwgMzcgaW5zZXJ0aW9ucygrKSwgNSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kaXNwbGF5LmMKaW5kZXggM2JkNDBhNGE2NzM5Li42ZjY4ZDAzOWFiNDcgMTAwNjQ0 Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYworKysgYi9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKQEAgLTQ3Niw2ICs0NzYsNyBAQCBzdGF0aWMg Y29uc3Qgc3RydWN0IGludGVsX2xpbWl0IGludGVsX2xpbWl0c19ieHQgPSB7CiAJLnAyID0geyAu cDJfc2xvdyA9IDEsIC5wMl9mYXN0ID0gMjAgfSwKIH07CiAKKy8qIFdBIERpc3BsYXkgIzA4Mjc6 IEdlbjk6YWxsICovCiBzdGF0aWMgdm9pZAogc2tsX3dhXzgyNyhzdHJ1Y3QgZHJtX2k5MTVfcHJp dmF0ZSAqZGV2X3ByaXYsIGludCBwaXBlLCBib29sIGVuYWJsZSkKIHsKQEAgLTQ4OSw2ICs0OTAs MTkgQEAgc2tsX3dhXzgyNyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsIGludCBw aXBlLCBib29sIGVuYWJsZSkKIAkJCSAgIH4oRFVQUzFfR0FUSU5HX0RJUyB8IERVUFMyX0dBVElO R19ESVMpKTsKIH0KIAorLyogV2FfMjAwNjYwNDMxMjppY2wgKi8KK3N0YXRpYyB2b2lkCitpY2xf d2Ffc2NhbGVyY2xrZ2F0aW5nKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwgZW51 bSBwaXBlIHBpcGUsCisJCSAgICAgICBib29sIGVuYWJsZSkKK3sKKwlpZiAoZW5hYmxlKQorCQlJ OTE1X1dSSVRFKENMS0dBVEVfRElTX1BTTChwaXBlKSwKKwkJCSAgIEk5MTVfUkVBRChDTEtHQVRF X0RJU19QU0wocGlwZSkpIHwgRFBGUl9HQVRJTkdfRElTKTsKKwllbHNlCisJCUk5MTVfV1JJVEUo Q0xLR0FURV9ESVNfUFNMKHBpcGUpLAorCQkJICAgSTkxNV9SRUFEKENMS0dBVEVfRElTX1BTTChw aXBlKSkgJiB+RFBGUl9HQVRJTkdfRElTKTsKK30KKwogc3RhdGljIGJvb2wKIG5lZWRzX21vZGVz ZXQoY29uc3Qgc3RydWN0IGRybV9jcnRjX3N0YXRlICpzdGF0ZSkKIHsKQEAgLTU1MDUsNiArNTUx OSwxOCBAQCBzdGF0aWMgYm9vbCBuZWVkc19udjEyX3dhKHN0cnVjdCBkcm1faTkxNV9wcml2YXRl ICpkZXZfcHJpdiwKIAlyZXR1cm4gZmFsc2U7CiB9CiAKK3N0YXRpYyBib29sIG5lZWRzX3NjYWxl cmNsa193YShzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCisJCQkgICAgICAgY29u c3Qgc3RydWN0IGludGVsX2NydGNfc3RhdGUgKmNydGNfc3RhdGUpCit7CisJLyogV2FfMjAwNjYw NDMxMjppY2wgKi8KKwlpZiAoSVNfSUNFTEFLRShkZXZfcHJpdikgJiYKKwkgICAgKGNydGNfc3Rh dGUtPnBjaF9wZml0LmVuYWJsZWQgfHwKKwkgICAgIGNydGNfc3RhdGUtPnNjYWxlcl9zdGF0ZS5z Y2FsZXJfdXNlcnMgPiAwKSkKKwkJcmV0dXJuIHRydWU7CisKKwlyZXR1cm4gZmFsc2U7Cit9CisK IHN0YXRpYyB2b2lkIGludGVsX3Bvc3RfcGxhbmVfdXBkYXRlKHN0cnVjdCBpbnRlbF9jcnRjX3N0 YXRlICpvbGRfY3J0Y19zdGF0ZSkKIHsKIAlzdHJ1Y3QgaW50ZWxfY3J0YyAqY3J0YyA9IHRvX2lu dGVsX2NydGMob2xkX2NydGNfc3RhdGUtPmJhc2UuY3J0Yyk7CkBAIC01NTM4LDExICs1NTY0LDEz IEBAIHN0YXRpYyB2b2lkIGludGVsX3Bvc3RfcGxhbmVfdXBkYXRlKHN0cnVjdCBpbnRlbF9jcnRj X3N0YXRlICpvbGRfY3J0Y19zdGF0ZSkKIAkJCWludGVsX3Bvc3RfZW5hYmxlX3ByaW1hcnkoJmNy dGMtPmJhc2UsIHBpcGVfY29uZmlnKTsKIAl9CiAKLQkvKiBEaXNwbGF5IFdBIDgyNyAqLwogCWlm IChuZWVkc19udjEyX3dhKGRldl9wcml2LCBvbGRfY3J0Y19zdGF0ZSkgJiYKLQkgICAgIW5lZWRz X252MTJfd2EoZGV2X3ByaXYsIHBpcGVfY29uZmlnKSkgeworCSAgICAhbmVlZHNfbnYxMl93YShk ZXZfcHJpdiwgcGlwZV9jb25maWcpKQogCQlza2xfd2FfODI3KGRldl9wcml2LCBjcnRjLT5waXBl LCBmYWxzZSk7Ci0JfQorCisJaWYgKG5lZWRzX3NjYWxlcmNsa193YShkZXZfcHJpdiwgb2xkX2Ny dGNfc3RhdGUpICYmCisJICAgICFuZWVkc19zY2FsZXJjbGtfd2EoZGV2X3ByaXYsIHBpcGVfY29u ZmlnKSkKKwkJaWNsX3dhX3NjYWxlcmNsa2dhdGluZyhkZXZfcHJpdiwgY3J0Yy0+cGlwZSwgZmFs c2UpOwogfQogCiBzdGF0aWMgdm9pZCBpbnRlbF9wcmVfcGxhbmVfdXBkYXRlKHN0cnVjdCBpbnRl bF9jcnRjX3N0YXRlICpvbGRfY3J0Y19zdGF0ZSwKQEAgLTU1NzksOSArNTYwNywxMyBAQCBzdGF0 aWMgdm9pZCBpbnRlbF9wcmVfcGxhbmVfdXBkYXRlKHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpv bGRfY3J0Y19zdGF0ZSwKIAogCS8qIERpc3BsYXkgV0EgODI3ICovCiAJaWYgKCFuZWVkc19udjEy X3dhKGRldl9wcml2LCBvbGRfY3J0Y19zdGF0ZSkgJiYKLQkgICAgbmVlZHNfbnYxMl93YShkZXZf cHJpdiwgcGlwZV9jb25maWcpKSB7CisJICAgIG5lZWRzX252MTJfd2EoZGV2X3ByaXYsIHBpcGVf Y29uZmlnKSkKIAkJc2tsX3dhXzgyNyhkZXZfcHJpdiwgY3J0Yy0+cGlwZSwgdHJ1ZSk7Ci0JfQor CisJLyogV2FfMjAwNjYwNDMxMjppY2wgKi8KKwlpZiAoIW5lZWRzX3NjYWxlcmNsa193YShkZXZf cHJpdiwgb2xkX2NydGNfc3RhdGUpICYmCisJICAgIG5lZWRzX3NjYWxlcmNsa193YShkZXZfcHJp diwgcGlwZV9jb25maWcpKQorCQlpY2xfd2Ffc2NhbGVyY2xrZ2F0aW5nKGRldl9wcml2LCBjcnRj LT5waXBlLCB0cnVlKTsKIAogCS8qCiAJICogVmJsYW5rIHRpbWUgdXBkYXRlcyBmcm9tIHRoZSBz aGFkb3cgdG8gbGl2ZSBwbGFuZSBjb250cm9sIHJlZ2lzdGVyCi0tIAoyLjIwLjAucmMyLjcuZzk2 NTc5OGQxZjI5OQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4