From mboxrd@z Thu Jan 1 00:00:00 1970 From: Khaled Almahallawy Subject: [PATCH] drm/i915: Fix the interpretation of MAX_PRE-EMPHASIS_REACHED bit inorder to pass Link Layer compliance test number 400.3.1.15 Date: Mon, 20 May 2019 16:25:41 -0700 Message-ID: <20190520232541.16085-1-khaled.almahallawy@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 6CD72891C2 for ; Mon, 20 May 2019 23:25:46 +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: Khaled Almahallawy List-Id: intel-gfx@lists.freedesktop.org QWNjb3JkaW5nIHRvIERQIDEuNCBzdGFuZGFyZCwgaWYgdGhlIHNvdXJjZSBzdXBwb3J0cyBmb3Vy IHByZS1lbXBoYXNpcyBsZXZlbHMsIHRoZW4gdGhlIHNvdXJjZSBzaGFsbCBzZXQgdGhlIGJpdCBN QVhfUFJFLUVNUEhBU0lTX1JFQUNIRUQgPSAxIG9ubHkgd2hlbiB0cmFzbWl0dGVyIHByb2dyYW1t ZWQgUFJFLUVNUEhBU0lTX1NFVCBmaWVsZCAoYml0cyA0OjMpIHRvIDExYiAoTGV2ZWwgMykuIFBy ZS1lbXBoYXNpcyBsZXZlbCAzIGlzIHRoZSBtYXhpbXVtIHByZS1lbXBoYXNpcyBsZXZlbCB0aGF0 IHRoZSBzb3VyY2Ugc3VwcG9ydHMuCkN1cnJlbnRseSB0aGUgTUFYX1BSRS1FTVBIQVNJU19SRUFD SEVEIGJpdCBpcyBpbnRlcnByZXRlZCBhcyB0aGUgTWF4IFByZS1FbXBoYXNpcyBsZXZlbCBmb3Ig Y2VydGFpbiBTd2luZyBMZXZlbC4gVGhpcyBpbnRlcnByZXRhdGlvbiBmYWlscyBMaW5rIExheWVy IGNvbXBsaWFuY2UgdGVzdCA0MDAuMy4xLjE1IHN0ZXAgMTcgYWNjb3JkaW5nIHRvIHRoZSBmb2xs b3dpbmcgRmFpbCBjb25kaXRpb246IFRSQUlOSU5HX0xBTkV4X1NFVC5NQVhfUFJFLUVNUEhBU0lT X1JFQUNIRUQgPSAxIChjaGVjayBhbGwgYWN0aXZlIGxhbmVzKSBhbmQgdGhlIFNvdXJjZSBEVVQg c3VwcG9ydHMgcHJlLWVtcGhhc2lzIGxldmVsIDMgKDkuNWRiKS4KCkNjOiBDbGludCBUYXlsb3Ig PENsaW50b24uQS5UYXlsb3JAaW50ZWwuY29tPgpDYzogTWFuYXNpIE5hdmFyZSA8bWFuYXNpLmQu bmF2YXJlQGludGVsLmNvbT4KU2lnbmVkLW9mZi1ieTogS2hhbGVkIEFsbWFoYWxsYXd5IDxraGFs ZWQuYWxtYWhhbGxhd3lAaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2RkaS5jIHwgMjAgLS0tLS0tLS0tLS0tLS0tLS0tLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX2RwLmMgIHwgIDIgKy0KIDIgZmlsZXMgY2hhbmdlZCwgMSBpbnNlcnRpb24oKyksIDIxIGRl bGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5j IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGRpLmMKaW5kZXggMGFmNDdmMzQzZmFhLi42 NTQwYzk3OWMwOTggMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5j CisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RkaS5jCkBAIC0yMjM5LDI2ICsyMjM5 LDYgQEAgdTggaW50ZWxfZGRpX2RwX3ZvbHRhZ2VfbWF4KHN0cnVjdCBpbnRlbF9lbmNvZGVyICpl bmNvZGVyKQogCQlEUF9UUkFJTl9WT0xUQUdFX1NXSU5HX01BU0s7CiB9CiAKLS8qCi0gKiBXZSBh c3N1bWUgdGhhdCB0aGUgZnVsbCBzZXQgb2YgcHJlLWVtcGhhc2lzIHZhbHVlcyBjYW4gYmUKLSAq IHVzZWQgb24gYWxsIERESSBwbGF0Zm9ybXMuIFNob3VsZCB0aGF0IGNoYW5nZSB3ZSBuZWVkIHRv Ci0gKiByZXRoaW5rIHRoaXMgY29kZS4KLSAqLwotdTggaW50ZWxfZGRpX2RwX3ByZV9lbXBoYXNp c19tYXgoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIsIHU4IHZvbHRhZ2Vfc3dpbmcpCi17 Ci0Jc3dpdGNoICh2b2x0YWdlX3N3aW5nICYgRFBfVFJBSU5fVk9MVEFHRV9TV0lOR19NQVNLKSB7 Ci0JY2FzZSBEUF9UUkFJTl9WT0xUQUdFX1NXSU5HX0xFVkVMXzA6Ci0JCXJldHVybiBEUF9UUkFJ Tl9QUkVfRU1QSF9MRVZFTF8zOwotCWNhc2UgRFBfVFJBSU5fVk9MVEFHRV9TV0lOR19MRVZFTF8x OgotCQlyZXR1cm4gRFBfVFJBSU5fUFJFX0VNUEhfTEVWRUxfMjsKLQljYXNlIERQX1RSQUlOX1ZP TFRBR0VfU1dJTkdfTEVWRUxfMjoKLQkJcmV0dXJuIERQX1RSQUlOX1BSRV9FTVBIX0xFVkVMXzE7 Ci0JY2FzZSBEUF9UUkFJTl9WT0xUQUdFX1NXSU5HX0xFVkVMXzM6Ci0JZGVmYXVsdDoKLQkJcmV0 dXJuIERQX1RSQUlOX1BSRV9FTVBIX0xFVkVMXzA7Ci0JfQotfQotCiBzdGF0aWMgdm9pZCBjbmxf ZGRpX3Zzd2luZ19wcm9ncmFtKHN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyLAogCQkJCSAg IGludCBsZXZlbCwgZW51bSBpbnRlbF9vdXRwdXRfdHlwZSB0eXBlKQogewpkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX2RwLmMKaW5kZXggNzdiYTRkYTZiOTgxLi5mOTQ3NTllNDU4NjIgMTAwNjQ0Ci0tLSBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZHAuYwpAQCAtMzU0MSw3ICszNTQxLDcgQEAgaW50ZWxfZHBfcHJlX2VtcGhhc2lzX21h eChzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwLCB1OCB2b2x0YWdlX3N3aW5nKQogCWVudW0gcG9y dCBwb3J0ID0gZW5jb2Rlci0+cG9ydDsKIAogCWlmIChIQVNfRERJKGRldl9wcml2KSkgewotCQly ZXR1cm4gaW50ZWxfZGRpX2RwX3ByZV9lbXBoYXNpc19tYXgoZW5jb2Rlciwgdm9sdGFnZV9zd2lu Zyk7CisJCXJldHVybiBEUF9UUkFJTl9QUkVfRU1QSF9MRVZFTF8zOwogCX0gZWxzZSBpZiAoSVNf VkFMTEVZVklFVyhkZXZfcHJpdikgfHwgSVNfQ0hFUlJZVklFVyhkZXZfcHJpdikpIHsKIAkJc3dp dGNoICh2b2x0YWdlX3N3aW5nICYgRFBfVFJBSU5fVk9MVEFHRV9TV0lOR19NQVNLKSB7CiAJCWNh c2UgRFBfVFJBSU5fVk9MVEFHRV9TV0lOR19MRVZFTF8wOgotLSAKMi4xNy4xCgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBs aXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=