From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rex Zhu Subject: [PATCH 3/5] drm/amd/pp: Memory Latency is always 25us on Vega10 Date: Mon, 18 Jun 2018 19:18:03 +0800 Message-ID: <1529320685-20342-3-git-send-email-Rex.Zhu@amd.com> References: <1529320685-20342-1-git-send-email-Rex.Zhu@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1529320685-20342-1-git-send-email-Rex.Zhu-5C7GfCeVMHo@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: Rex Zhu QWxzbyB1c2UgdGhlIHRvbGVyYWJsZSBsYXRlbmN5IGRlZmluZWQgaW4gRGlzcGxheQp0byBmaW5k IGxvd2VzdCBNQ0xLIGZyZXF1ZW5jeSB3aGVuIGRpc2FibGUgbWNsayBzd2l0Y2gKClNpZ25lZC1v ZmYtYnk6IFJleCBaaHUgPFJleC5aaHVAYW1kLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vYW1k L3Bvd2VycGxheS9od21nci92ZWdhMTBfaHdtZ3IuYyB8IDI0ICsrLS0tLS0tLS0tLS0tLS0tLS0t LS0KIDEgZmlsZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDIyIGRlbGV0aW9ucygtKQoKZGlm ZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvcG93ZXJwbGF5L2h3bWdyL3ZlZ2ExMF9od21n ci5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9wb3dlcnBsYXkvaHdtZ3IvdmVnYTEwX2h3bWdyLmMK aW5kZXggNjA1N2I1OS4uMTk4YzdlZCAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9w b3dlcnBsYXkvaHdtZ3IvdmVnYTEwX2h3bWdyLmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9w b3dlcnBsYXkvaHdtZ3IvdmVnYTEwX2h3bWdyLmMKQEAgLTU1LDEyICs1NSw2IEBACiAKIHN0YXRp YyBjb25zdCB1aW50MzJfdCBjaGFubmVsX251bWJlcltdID0gezEsIDIsIDAsIDQsIDAsIDgsIDAs IDE2LCAyfTsKIAotI2RlZmluZSBNRU1fRlJFUV9MT1dfTEFURU5DWSAgICAgICAgMjUwMDAKLSNk ZWZpbmUgTUVNX0ZSRVFfSElHSF9MQVRFTkNZICAgICAgIDgwMDAwCi0jZGVmaW5lIE1FTV9MQVRF TkNZX0hJR0ggICAgICAgICAgICAyNDUKLSNkZWZpbmUgTUVNX0xBVEVOQ1lfTE9XICAgICAgICAg ICAgIDM1Ci0jZGVmaW5lIE1FTV9MQVRFTkNZX0VSUiAgICAgICAgICAgICAweEZGRkYKLQogI2Rl ZmluZSBtbURGX0NTX0FPTjBfRHJhbUJhc2VBZGRyZXNzMCAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIDB4MDA0NAogI2RlZmlu ZSBtbURGX0NTX0FPTjBfRHJhbUJhc2VBZGRyZXNzMF9CQVNFX0lEWCAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIDAKIApAQCAtMzIyMyw3ICsz MjE3LDcgQEAgc3RhdGljIGludCB2ZWdhMTBfYXBwbHlfc3RhdGVfYWRqdXN0X3J1bGVzKHN0cnVj dCBwcF9od21nciAqaHdtZ3IsCiAJCS8qIEZpbmQgdGhlIGxvd2VzdCBNQ0xLIGZyZXF1ZW5jeSB0 aGF0IGlzIHdpdGhpbgogCQkgKiB0aGUgdG9sZXJhYmxlIGxhdGVuY3kgZGVmaW5lZCBpbiBEQUwK IAkJICovCi0JCWxhdGVuY3kgPSAwOworCQlsYXRlbmN5ID0gaHdtZ3ItPmRpc3BsYXlfY29uZmln LT5kY2VfdG9sZXJhYmxlX21jbGtfaW5fYWN0aXZlX2xhdGVuY3k7CiAJCWZvciAoaSA9IDA7IGkg PCBkYXRhLT5tY2xrX2xhdGVuY3lfdGFibGUuY291bnQ7IGkrKykgewogCQkJaWYgKChkYXRhLT5t Y2xrX2xhdGVuY3lfdGFibGUuZW50cmllc1tpXS5sYXRlbmN5IDw9IGxhdGVuY3kpICYmCiAJCQkJ KGRhdGEtPm1jbGtfbGF0ZW5jeV90YWJsZS5lbnRyaWVzW2ldLmZyZXF1ZW5jeSA+PQpAQCAtNDA3 NCwxOCArNDA2OCw2IEBAIHN0YXRpYyB2b2lkIHZlZ2ExMF9nZXRfc2Nsa3Moc3RydWN0IHBwX2h3 bWdyICpod21nciwKIAogfQogCi1zdGF0aWMgdWludDMyX3QgdmVnYTEwX2dldF9tZW1fbGF0ZW5j eShzdHJ1Y3QgcHBfaHdtZ3IgKmh3bWdyLAotCQl1aW50MzJfdCBjbG9jaykKLXsKLQlpZiAoY2xv Y2sgPj0gTUVNX0ZSRVFfTE9XX0xBVEVOQ1kgJiYKLQkJCWNsb2NrIDwgTUVNX0ZSRVFfSElHSF9M QVRFTkNZKQotCQlyZXR1cm4gTUVNX0xBVEVOQ1lfSElHSDsKLQllbHNlIGlmIChjbG9jayA+PSBN RU1fRlJFUV9ISUdIX0xBVEVOQ1kpCi0JCXJldHVybiBNRU1fTEFURU5DWV9MT1c7Ci0JZWxzZQot CQlyZXR1cm4gTUVNX0xBVEVOQ1lfRVJSOwotfQotCiBzdGF0aWMgdm9pZCB2ZWdhMTBfZ2V0X21l bWNsb2NrcyhzdHJ1Y3QgcHBfaHdtZ3IgKmh3bWdyLAogCQlzdHJ1Y3QgcHBfY2xvY2tfbGV2ZWxz X3dpdGhfbGF0ZW5jeSAqY2xvY2tzKQogewpAQCAtNDEwNyw5ICs0MDg5LDcgQEAgc3RhdGljIHZv aWQgdmVnYTEwX2dldF9tZW1jbG9ja3Moc3RydWN0IHBwX2h3bWdyICpod21nciwKIAkJCQkJZGVw X3RhYmxlLT5lbnRyaWVzW2ldLmNsayAqIDEwOwogCQkJY2xvY2tzLT5kYXRhW2Nsb2Nrcy0+bnVt X2xldmVsc10ubGF0ZW5jeV9pbl91cyA9CiAJCQlkYXRhLT5tY2xrX2xhdGVuY3lfdGFibGUuZW50 cmllcwotCQkJW2RhdGEtPm1jbGtfbGF0ZW5jeV90YWJsZS5jb3VudF0ubGF0ZW5jeSA9Ci0JCQkJ CXZlZ2ExMF9nZXRfbWVtX2xhdGVuY3koaHdtZ3IsCi0JCQkJCQlkZXBfdGFibGUtPmVudHJpZXNb aV0uY2xrKTsKKwkJCVtkYXRhLT5tY2xrX2xhdGVuY3lfdGFibGUuY291bnRdLmxhdGVuY3kgPSAy NTsKIAkJCWNsb2Nrcy0+bnVtX2xldmVscysrOwogCQkJZGF0YS0+bWNsa19sYXRlbmN5X3RhYmxl LmNvdW50Kys7CiAJCX0KLS0gCjEuOS4xCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVk ZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2FtZC1nZngK