From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mahesh Kumar Subject: [PATCH 6/8] drm/i915/skl+: Watermark calculation cleanup Date: Tue, 28 Feb 2017 17:01:41 +0530 Message-ID: <20170228113143.8280-7-mahesh1.kumar@intel.com> References: <20170228113143.8280-1-mahesh1.kumar@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8AC1C6E6DC for ; Tue, 28 Feb 2017 11:29:28 +0000 (UTC) In-Reply-To: <20170228113143.8280-1-mahesh1.kumar@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: paulo.r.zanoni@intel.com, maarten.lankhorst@intel.com List-Id: intel-gfx@lists.freedesktop.org VGhpcyBwYXRjaCBjbGVhbnMgdGhlIHdhdGVybWFyayBjYWxjdWxhdGlvbiBmdW5jdGlvbnMuIFRo aXMgcGF0Y2ggbWFrZQp1c2Ugb2YgYWxyZWFkeSBhdmFpbGFibGUgbWFjcm8gdG8gd2FsayB0aHJv dWdoIHBsYW5lX3N0YXRlIGxpc3QgaW5zdGVhZApvZiBjYWxjdWxhdGluZyBwbGFuZV9zdGF0ZSBp biBmdW5jdGlvbiBpdHNlbGYuCk5vdyB3ZSBpdGVyYXRlIG92ZXIgV00gbGV2ZWxzIGluIHNrbF9j b21wdXRlX3dtX2xldmVsIGZ1bmN0aW9uLgoKU2lnbmVkLW9mZi1ieTogTWFoZXNoIEt1bWFyIDxt YWhlc2gxLmt1bWFyQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9w bS5jIHwgODkgKysrKysrKysrKysrKysrKystLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KIDEgZmls ZSBjaGFuZ2VkLCAzNyBpbnNlcnRpb25zKCspLCA1MiBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfcG0uYwppbmRleCAyNGU5ZTVkNjk4MzMuLjUxYTQ4M2M2ODUyMSAxMDA2NDQKLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9wbS5jCkBAIC0zNTQyLDcgKzM1NDIsNyBAQCBza2xfZ2V0X2xpbmV0aW1lX3VzKHN0 cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpjc3RhdGUpCiB9CiAKIHN0YXRpYyB1aW50MzJfdCBza2xf YWRqdXN0ZWRfcGxhbmVfcGl4ZWxfcmF0ZShjb25zdCBzdHJ1Y3QgaW50ZWxfY3J0Y19zdGF0ZSAq Y3N0YXRlLAotCQkJCQkgICAgICBzdHJ1Y3QgaW50ZWxfcGxhbmVfc3RhdGUgKnBzdGF0ZSkKKwkJ CQkJICAgICAgY29uc3Qgc3RydWN0IGludGVsX3BsYW5lX3N0YXRlICpwc3RhdGUpCiB7CiAJdWlu dDY0X3QgYWRqdXN0ZWRfcGl4ZWxfcmF0ZTsKIAl1aW50X2ZpeGVkXzE2XzE2X3QgZG93bnNjYWxl X2Ftb3VudDsKQEAgLTM1NjQsMTUgKzM1NjQsMTUgQEAgc3RhdGljIHVpbnQzMl90IHNrbF9hZGp1 c3RlZF9wbGFuZV9waXhlbF9yYXRlKGNvbnN0IHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpjc3QK IAogc3RhdGljIGludCBza2xfY29tcHV0ZV9wbGFuZV93bShjb25zdCBzdHJ1Y3QgZHJtX2k5MTVf cHJpdmF0ZSAqZGV2X3ByaXYsCiAJCQkJc3RydWN0IGludGVsX2NydGNfc3RhdGUgKmNzdGF0ZSwK LQkJCQlzdHJ1Y3QgaW50ZWxfcGxhbmVfc3RhdGUgKmludGVsX3BzdGF0ZSwKKwkJCQljb25zdCBz dHJ1Y3QgaW50ZWxfcGxhbmVfc3RhdGUgKmludGVsX3BzdGF0ZSwKIAkJCQl1aW50MTZfdCBkZGJf YWxsb2NhdGlvbiwKIAkJCQlpbnQgbGV2ZWwsCiAJCQkJdWludDE2X3QgKm91dF9ibG9ja3MsIC8q IG91dCAqLwogCQkJCXVpbnQ4X3QgKm91dF9saW5lcywgLyogb3V0ICovCiAJCQkJYm9vbCAqZW5h YmxlZCAvKiBvdXQgKi8pCiB7Ci0Jc3RydWN0IGRybV9wbGFuZV9zdGF0ZSAqcHN0YXRlID0gJmlu dGVsX3BzdGF0ZS0+YmFzZTsKLQlzdHJ1Y3QgZHJtX2ZyYW1lYnVmZmVyICpmYiA9IHBzdGF0ZS0+ ZmI7CisJY29uc3Qgc3RydWN0IGRybV9wbGFuZV9zdGF0ZSAqcHN0YXRlID0gJmludGVsX3BzdGF0 ZS0+YmFzZTsKKwljb25zdCBzdHJ1Y3QgZHJtX2ZyYW1lYnVmZmVyICpmYiA9IHBzdGF0ZS0+ZmI7 CiAJdWludDMyX3QgbGF0ZW5jeSA9IGRldl9wcml2LT53bS5za2xfbGF0ZW5jeVtsZXZlbF07CiAJ dWludF9maXhlZF8xNl8xNl90IG1ldGhvZDEsIG1ldGhvZDI7CiAJdWludF9maXhlZF8xNl8xNl90 IHBsYW5lX2Jsb2Nrc19wZXJfbGluZTsKQEAgLTM3MjcsNTIgKzM3MjcsMzYgQEAgc3RhdGljIGlu dAogc2tsX2NvbXB1dGVfd21fbGV2ZWwoY29uc3Qgc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRl dl9wcml2LAogCQkgICAgIHN0cnVjdCBza2xfZGRiX2FsbG9jYXRpb24gKmRkYiwKIAkJICAgICBz dHJ1Y3QgaW50ZWxfY3J0Y19zdGF0ZSAqY3N0YXRlLAotCQkgICAgIHN0cnVjdCBpbnRlbF9wbGFu ZSAqaW50ZWxfcGxhbmUsCi0JCSAgICAgaW50IGxldmVsLAotCQkgICAgIHN0cnVjdCBza2xfd21f bGV2ZWwgKnJlc3VsdCkKKwkJICAgICBjb25zdCBzdHJ1Y3QgaW50ZWxfcGxhbmVfc3RhdGUgKmlu dGVsX3BzdGF0ZSwKKwkJICAgICBzdHJ1Y3Qgc2tsX3BsYW5lX3dtICp3bSkKIHsKLQlzdHJ1Y3Qg ZHJtX2F0b21pY19zdGF0ZSAqc3RhdGUgPSBjc3RhdGUtPmJhc2Uuc3RhdGU7CiAJc3RydWN0IGlu dGVsX2NydGMgKmludGVsX2NydGMgPSB0b19pbnRlbF9jcnRjKGNzdGF0ZS0+YmFzZS5jcnRjKTsK LQlzdHJ1Y3QgZHJtX3BsYW5lICpwbGFuZSA9ICZpbnRlbF9wbGFuZS0+YmFzZTsKLQlzdHJ1Y3Qg aW50ZWxfcGxhbmVfc3RhdGUgKmludGVsX3BzdGF0ZSA9IE5VTEw7CisJc3RydWN0IGRybV9wbGFu ZSAqcGxhbmUgPSBpbnRlbF9wc3RhdGUtPmJhc2UucGxhbmU7CisJc3RydWN0IGludGVsX3BsYW5l ICppbnRlbF9wbGFuZSA9IHRvX2ludGVsX3BsYW5lKHBsYW5lKTsKIAl1aW50MTZfdCBkZGJfYmxv Y2tzOwogCWVudW0gcGlwZSBwaXBlID0gaW50ZWxfY3J0Yy0+cGlwZTsKKwlpbnQgbGV2ZWwsIG1h eF9sZXZlbCA9IGlsa193bV9tYXhfbGV2ZWwoZGV2X3ByaXYpOwogCWludCByZXQ7CiAKLQlpZiAo c3RhdGUpCi0JCWludGVsX3BzdGF0ZSA9Ci0JCQlpbnRlbF9hdG9taWNfZ2V0X2V4aXN0aW5nX3Bs YW5lX3N0YXRlKHN0YXRlLAotCQkJCQkJCSAgICAgIGludGVsX3BsYW5lKTsKLQotCS8qCi0JICog Tm90ZTogSWYgd2Ugc3RhcnQgc3VwcG9ydGluZyBtdWx0aXBsZSBwZW5kaW5nIGF0b21pYyBjb21t aXRzIGFnYWluc3QKLQkgKiB0aGUgc2FtZSBwbGFuZXMvQ1JUQydzIGluIHRoZSBmdXR1cmUsIHBs YW5lLT5zdGF0ZSB3aWxsIG5vIGxvbmdlciBiZQotCSAqIHRoZSBjb3JyZWN0IHByZS1zdGF0ZSB0 byB1c2UgZm9yIHRoZSBjYWxjdWxhdGlvbnMgaGVyZSBhbmQgd2UnbGwKLQkgKiBuZWVkIHRvIGNo YW5nZSB3aGVyZSB3ZSBnZXQgdGhlICd1bmNoYW5nZWQnIHBsYW5lIGRhdGEgZnJvbS4KLQkgKgot CSAqIEZvciBub3cgdGhpcyBpcyBmaW5lIGJlY2F1c2Ugd2Ugb25seSBhbGxvdyBvbmUgcXVldWVk IGNvbW1pdCBhZ2FpbnN0Ci0JICogYSBDUlRDLiAgRXZlbiBpZiB0aGUgcGxhbmUgaXNuJ3QgbW9k aWZpZWQgYnkgdGhpcyB0cmFuc2FjdGlvbiBhbmQgd2UKLQkgKiBkb24ndCBoYXZlIGEgcGxhbmUg bG9jaywgd2Ugc3RpbGwgaGF2ZSB0aGUgQ1JUQydzIGxvY2ssIHNvIHdlIGtub3cKLQkgKiB0aGF0 IG5vIG90aGVyIHRyYW5zYWN0aW9ucyBhcmUgcmFjaW5nIHdpdGggdXMgdG8gdXBkYXRlIGl0Lgot CSAqLwotCWlmICghaW50ZWxfcHN0YXRlKQotCQlpbnRlbF9wc3RhdGUgPSB0b19pbnRlbF9wbGFu ZV9zdGF0ZShwbGFuZS0+c3RhdGUpOwotCiAJaWYgKFdBUk5fT04oIWludGVsX3BzdGF0ZS0+YmFz ZS5mYikpCiAJCXJldHVybiAtRUlOVkFMOwogCiAJZGRiX2Jsb2NrcyA9IHNrbF9kZGJfZW50cnlf c2l6ZSgmZGRiLT5wbGFuZVtwaXBlXVtpbnRlbF9wbGFuZS0+aWRdKTsKIAotCXJldCA9IHNrbF9j b21wdXRlX3BsYW5lX3dtKGRldl9wcml2LAotCQkJCSAgIGNzdGF0ZSwKLQkJCQkgICBpbnRlbF9w c3RhdGUsCi0JCQkJICAgZGRiX2Jsb2NrcywKLQkJCQkgICBsZXZlbCwKLQkJCQkgICAmcmVzdWx0 LT5wbGFuZV9yZXNfYiwKLQkJCQkgICAmcmVzdWx0LT5wbGFuZV9yZXNfbCwKLQkJCQkgICAmcmVz dWx0LT5wbGFuZV9lbik7Ci0JaWYgKHJldCkKLQkJcmV0dXJuIHJldDsKKwlmb3IgKGxldmVsID0g MDsgbGV2ZWwgPD0gbWF4X2xldmVsOyBsZXZlbCsrKSB7CisJCXN0cnVjdCBza2xfd21fbGV2ZWwg KnJlc3VsdCA9ICZ3bS0+d21bbGV2ZWxdOworCisJCXJldCA9IHNrbF9jb21wdXRlX3BsYW5lX3dt KGRldl9wcml2LAorCQkJCQkgICBjc3RhdGUsCisJCQkJCSAgIGludGVsX3BzdGF0ZSwKKwkJCQkJ ICAgZGRiX2Jsb2NrcywKKwkJCQkJICAgbGV2ZWwsCisJCQkJCSAgICZyZXN1bHQtPnBsYW5lX3Jl c19iLAorCQkJCQkgICAmcmVzdWx0LT5wbGFuZV9yZXNfbCwKKwkJCQkJICAgJnJlc3VsdC0+cGxh bmVfZW4pOworCQlpZiAocmV0KQorCQkJcmV0dXJuIHJldDsKKwl9CiAKIAlyZXR1cm4gMDsKIH0K QEAgLTM4MTUsMTAgKzM3OTksMTEgQEAgc3RhdGljIGludCBza2xfYnVpbGRfcGlwZV93bShzdHJ1 Y3QgaW50ZWxfY3J0Y19zdGF0ZSAqY3N0YXRlLAogCQkJICAgICBzdHJ1Y3Qgc2tsX3BpcGVfd20g KnBpcGVfd20pCiB7CiAJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IGNzdGF0ZS0+YmFzZS5jcnRj LT5kZXY7CisJc3RydWN0IGRybV9jcnRjX3N0YXRlICpjcnRjX3N0YXRlID0gJmNzdGF0ZS0+YmFz ZTsKIAljb25zdCBzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1KGRl dik7Ci0Jc3RydWN0IGludGVsX3BsYW5lICppbnRlbF9wbGFuZTsKKwlzdHJ1Y3QgZHJtX3BsYW5l ICpwbGFuZTsKKwljb25zdCBzdHJ1Y3QgZHJtX3BsYW5lX3N0YXRlICpwc3RhdGU7CiAJc3RydWN0 IHNrbF9wbGFuZV93bSAqd207Ci0JaW50IGxldmVsLCBtYXhfbGV2ZWwgPSBpbGtfd21fbWF4X2xl dmVsKGRldl9wcml2KTsKIAlpbnQgcmV0OwogCiAJLyoKQEAgLTM4MjcsMTggKzM4MTIsMTggQEAg c3RhdGljIGludCBza2xfYnVpbGRfcGlwZV93bShzdHJ1Y3QgaW50ZWxfY3J0Y19zdGF0ZSAqY3N0 YXRlLAogCSAqLwogCW1lbXNldChwaXBlX3dtLT5wbGFuZXMsIDAsIHNpemVvZihwaXBlX3dtLT5w bGFuZXMpKTsKIAotCWZvcl9lYWNoX2ludGVsX3BsYW5lX21hc2soJmRldl9wcml2LT5kcm0sCi0J CQkJICBpbnRlbF9wbGFuZSwKLQkJCQkgIGNzdGF0ZS0+YmFzZS5wbGFuZV9tYXNrKSB7Ci0JCXdt ID0gJnBpcGVfd20tPnBsYW5lc1tpbnRlbF9wbGFuZS0+aWRdOworCWRybV9hdG9taWNfY3J0Y19z dGF0ZV9mb3JfZWFjaF9wbGFuZV9zdGF0ZShwbGFuZSwgcHN0YXRlLCBjcnRjX3N0YXRlKSB7CisJ CWNvbnN0IHN0cnVjdCBpbnRlbF9wbGFuZV9zdGF0ZSAqaW50ZWxfcHN0YXRlID0KKwkJCQkJCXRv X2ludGVsX3BsYW5lX3N0YXRlKHBzdGF0ZSk7CisJCWVudW0gcGxhbmVfaWQgcGxhbmVfaWQgPSB0 b19pbnRlbF9wbGFuZShwbGFuZSktPmlkOworCisJCXdtID0gJnBpcGVfd20tPnBsYW5lc1twbGFu ZV9pZF07CisKKwkJcmV0ID0gc2tsX2NvbXB1dGVfd21fbGV2ZWwoZGV2X3ByaXYsIGRkYiwgY3N0 YXRlLAorCQkJCQkgICBpbnRlbF9wc3RhdGUsIHdtKTsKKwkJaWYgKHJldCkKKwkJCXJldHVybiBy ZXQ7CiAKLQkJZm9yIChsZXZlbCA9IDA7IGxldmVsIDw9IG1heF9sZXZlbDsgbGV2ZWwrKykgewot CQkJcmV0ID0gc2tsX2NvbXB1dGVfd21fbGV2ZWwoZGV2X3ByaXYsIGRkYiwgY3N0YXRlLAotCQkJ CQkJICAgaW50ZWxfcGxhbmUsIGxldmVsLAotCQkJCQkJICAgJndtLT53bVtsZXZlbF0pOwotCQkJ aWYgKHJldCkKLQkJCQlyZXR1cm4gcmV0OwotCQl9CiAJCXNrbF9jb21wdXRlX3RyYW5zaXRpb25f d20oY3N0YXRlLCAmd20tPnRyYW5zX3dtKTsKIAl9CiAJcGlwZV93bS0+bGluZXRpbWUgPSBza2xf Y29tcHV0ZV9saW5ldGltZV93bShjc3RhdGUpOwotLSAKMi4xMS4wCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0Cklu dGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5v cmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK