From mboxrd@z Thu Jan 1 00:00:00 1970 From: CK Hu Subject: Re: drm/mediatek: fixed the calc method of data rate per lane Date: Thu, 29 Sep 2016 15:43:00 +0800 Message-ID: <1475134980.13398.13.camel@mtksdaap41> References: <1472191831-7150-1-git-send-email-jitao.shi@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1472191831-7150-1-git-send-email-jitao.shi@mediatek.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Jitao Shi Cc: Mark Rutland , stonea168@163.com, dri-devel@lists.freedesktop.org, Andy Yan , Ajay Kumar , Vincent Palatin , cawa.cheng@mediatek.com, Russell King , devicetree@vger.kernel.org, Pawel Moll , Ian Campbell , Rob Herring , linux-mediatek@lists.infradead.org, yingjoe.chen@mediatek.com, Matthias Brugger , eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org, Rahul Sharma , srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, Sascha Hauer , Kumar Gala List-Id: linux-mediatek@lists.infradead.org SGksIEppdGFvOgoKU29ycnkgZm9yIGxhdGUgcmVwbHkuClNvbWUgY29tbWVudHMgaW5saW5lLgoK T24gRnJpLCAyMDE2LTA4LTI2IGF0IDE0OjEwICswODAwLCBKaXRhbyBTaGkgd3JvdGU6Cj4gVHVu ZSBkc2kgZnJhbWUgcmF0ZSBieSBwaXhlbCBjbG9jaywgZHNpIGFkZCBzb21lIGV4dHJhIHNpZ25h bCAoaS5lLiBUbHB4LAo+IFRocy1wcmVwYXJlLCBUaHMtemVybywgVGhzLXRyYWlsLFRocy1leGl0 KSB3aGVuIGVudGVyIGFuZCBleGl0IExQIG1vZGUsIHRoaXMKPiBzaWduYWwgd2lsbCBjYXVzZSBo LXRpbWUgbGFyZ2VyIHRoYW4gbm9ybWFsIGFuZCByZWR1Y2UgRlBTLgo+IE5lZWQgdG8gbXVsdGlw bHkgYSBjb2VmZmljaWVudCB0byBvZmZzZXQgdGhlIGV4dHJhIHNpZ25hbCdzIGVmZmVjdC4KPiBj b2VmZmljaWVudCA9ICgoaHRvdGFsKmJwcC9sYW5lX251bWJlcikrVGxweCtUaHNfcHJlcCtUaHNf emVybytUaHNfdHJhaWwrCj4gICAgICAgICAgICAgICAgIFRoc19leGl0KS8oaHRvdGFsKmJwcC9s YW5lX251bWJlcikpCj4gCj4gU2lnbmVkLW9mZi1ieTogSml0YW8gU2hpIDxqaXRhby5zaGlAbWVk aWF0ZWsuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2RzaS5jIHwg IDExMSArKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tLS0tLS0KPiAgMSBmaWxlIGNoYW5n ZWQsIDY3IGluc2VydGlvbnMoKyksIDQ0IGRlbGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS9k cml2ZXJzL2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2RzaS5jIGIvZHJpdmVycy9ncHUvZHJtL21lZGlh dGVrL210a19kc2kuYwo+IGluZGV4IDI4YjIwNDQuLjUwNmFhMjIgMTAwNjQ0Cgpbc25pcC4uLl0K Cj4gIAo+IC1zdGF0aWMgdm9pZCBkc2lfcGh5X3RpbWNvbmZpZyhzdHJ1Y3QgbXRrX2RzaSAqZHNp KQo+ICtzdGF0aWMgdm9pZCBkc2lfcGh5X3RpbWNvbmZpZyhzdHJ1Y3QgbXRrX2RzaSAqZHNpLCB1 MzIgcGh5X3RpbWluZzAsCj4gKwkJCSAgICAgIHUzMiBwaHlfdGltaW5nMSwgdTMyIHBoeV90aW1p bmcyLAo+ICsJCQkgICAgICB1MzIgcGh5X3RpbWluZzMpCj4gIHsKPiAtCXUzMiB0aW1jb24wLCB0 aW1jb24xLCB0aW1jb24yLCB0aW1jb24zOwo+IC0JdW5zaWduZWQgaW50IHVpLCBjeWNsZV90aW1l Owo+IC0JdW5zaWduZWQgaW50IGxweDsKPiAtCj4gLQl1aSA9IDEwMDAgLyBkc2ktPmRhdGFfcmF0 ZSArIDB4MDE7Cj4gLQljeWNsZV90aW1lID0gODAwMCAvIGRzaS0+ZGF0YV9yYXRlICsgMHgwMTsK PiAtCWxweCA9IDU7Cj4gLQo+IC0JdGltY29uMCA9ICg4IDw8IDI0KSB8ICgweGEgPDwgMTYpIHwg KDB4NiA8PCA4KSB8IGxweDsKPiAtCXRpbWNvbjEgPSAoNyA8PCAyNCkgfCAoNSAqIGxweCA8PCAx NikgfCAoKDMgKiBscHgpIC8gMikgPDwgOCB8Cj4gLQkJICAoNCAqIGxweCk7Cj4gLQl0aW1jb24y ID0gKChOU19UT19DWUNMRSgweDY0LCBjeWNsZV90aW1lKSArIDB4YSkgPDwgMjQpIHwKPiAtCQkg IChOU19UT19DWUNMRSgweDE1MCwgY3ljbGVfdGltZSkgPDwgMTYpOwo+IC0JdGltY29uMyA9ICgy ICogbHB4KSA8PCAxNiB8IE5TX1RPX0NZQ0xFKDgwICsgNTIgKiB1aSwgY3ljbGVfdGltZSkgPDwg OCB8Cj4gLQkJICAgTlNfVE9fQ1lDTEUoMHg0MCwgY3ljbGVfdGltZSk7Cj4gLQo+IC0Jd3JpdGVs KHRpbWNvbjAsIGRzaS0+cmVncyArIERTSV9QSFlfVElNRUNPTjApOwo+IC0Jd3JpdGVsKHRpbWNv bjEsIGRzaS0+cmVncyArIERTSV9QSFlfVElNRUNPTjEpOwo+IC0Jd3JpdGVsKHRpbWNvbjIsIGRz aS0+cmVncyArIERTSV9QSFlfVElNRUNPTjIpOwo+IC0Jd3JpdGVsKHRpbWNvbjMsIGRzaS0+cmVn cyArIERTSV9QSFlfVElNRUNPTjMpOwo+ICsJd3JpdGVsKHBoeV90aW1pbmcwLCBkc2ktPnJlZ3Mg KyBEU0lfUEhZX1RJTUVDT04wKTsKPiArCXdyaXRlbChwaHlfdGltaW5nMSwgZHNpLT5yZWdzICsg RFNJX1BIWV9USU1FQ09OMSk7Cj4gKwl3cml0ZWwocGh5X3RpbWluZzIsIGRzaS0+cmVncyArIERT SV9QSFlfVElNRUNPTjIpOwo+ICsJd3JpdGVsKHBoeV90aW1pbmczLCBkc2ktPnJlZ3MgKyBEU0lf UEhZX1RJTUVDT04zKTsKPiAgfQo+ICAKPiAgc3RhdGljIHZvaWQgbXRrX2RzaV9lbmFibGUoc3Ry dWN0IG10a19kc2kgKmRzaSkKPiBAQCAtMjAyLDE5ICsxODYsNTcgQEAgc3RhdGljIGludCBtdGtf ZHNpX3Bvd2Vyb24oc3RydWN0IG10a19kc2kgKmRzaSkKPiAgewo+ICAJc3RydWN0IGRldmljZSAq ZGV2ID0gZHNpLT5kZXY7Cj4gIAlpbnQgcmV0Owo+ICsJdTY0IGJpdF9jbG9jaywgdG90YWxfYml0 czsKPiArCXUzMiBodG90YWwsIGh0b3RhbF9iaXRzLCBiaXRfcGVyX3BpeGVsLCBvdmVyaGVhZF9j eWNsZXMsIG92ZXJoZWFkX2JpdHM7Cj4gKwl1MzIgcGh5X3RpbWluZzAsIHBoeV90aW1pbmcxLCBw aHlfdGltaW5nMiwgcGh5X3RpbWluZzM7Cj4gIAo+ICAJaWYgKCsrZHNpLT5yZWZjb3VudCAhPSAx KQo+ICAJCXJldHVybiAwOwo+ICAKPiArCXBoeV90aW1pbmcwID0gTFBYKDUpIHwgSFNfUFJQUig2 KSB8IEhTX1pFUk8oMTApIHwgSFNfVFJBSUwoOCk7Cj4gKwlwaHlfdGltaW5nMSA9IFRBX0dPKDIw KSB8IFRBX1NVUkUoNykgfCBUQV9HRVQoMjUpIHwgREFfSFNfRVhJVCg3KTsKPiArCXBoeV90aW1p bmcyID0gQ0xLX1pFUk8oMzgpIHwgQ0xLX1RSQUlMKDIyKTsKPiArCXBoeV90aW1pbmczID0gQ0xL X0hTX1BSUFIoOCkgfCBDTEtfSFNfUE9TVCgyMSkgfCBDTEtfSFNfRVhJVCgxMCk7CgpUaGUgb3Jp Z2luYWwgcGh5X3RpbWluZzIgYW5kIHBoeV90aW1pbmczIGlzIGRlZmluZWQgYXMKCgl0aW1jb24y ID0gKChOU19UT19DWUNMRSgweDY0LCBjeWNsZV90aW1lKSArIDB4YSkgPDwgMjQpIHwKCQkgIChO U19UT19DWUNMRSgweDE1MCwgY3ljbGVfdGltZSkgPDwgMTYpOwoJdGltY29uMyA9ICgyICogbHB4 KSA8PCAxNiB8IE5TX1RPX0NZQ0xFKDgwICsgNTIgKiB1aSwgY3ljbGVfdGltZSkgPDwgOAp8CgkJ ICAgTlNfVE9fQ1lDTEUoMHg0MCwgY3ljbGVfdGltZSk7CgpUaGV5IGFyZSB2YXJpZWQgYnkgY3lj bGVfdGltZS4gSSB0aGluayB5b3Ugc2hvdWxkIG5vdCB1c2UgYSBmaXhlZCB2YWx1ZQpmb3IgdGhl bS4KCj4gKwo+ICsJc3dpdGNoIChkc2ktPmZvcm1hdCkgewo+ICsJY2FzZSBNSVBJX0RTSV9GTVRf UkdCNTY1Ogo+ICsJCWJpdF9wZXJfcGl4ZWwgPSAxNjsKPiArCQlicmVhazsKPiArCWNhc2UgTUlQ SV9EU0lfRk1UX1JHQjY2Nl9QQUNLRUQ6Cj4gKwkJYml0X3Blcl9waXhlbCA9IDE4Owo+ICsJCWJy ZWFrOwo+ICsJY2FzZSBNSVBJX0RTSV9GTVRfUkdCNjY2Ogo+ICsJY2FzZSBNSVBJX0RTSV9GTVRf UkdCODg4Ogo+ICsJZGVmYXVsdDoKPiArCQliaXRfcGVyX3BpeGVsID0gMjQ7Cj4gKwkJYnJlYWs7 Cj4gKwl9Cj4gIAkvKioKPiAtCSAqIGRhdGFfcmF0ZSA9IChwaXhlbF9jbG9jayAvIDEwMDApICog cGl4ZWxfZGlwdGggKiBtaXBpX3JhdGlvOwo+IC0JICogcGl4ZWxfY2xvY2sgdW5pdCBpcyBLaHos IGRhdGFfcmF0YSB1bml0IGlzIE1Ieiwgc28gbmVlZCBkaXZpZGUgMTAwMC4KPiAtCSAqIG1pcGlf cmF0aW8gaXMgbWlwaSBjbGsgY29lZmZpY2llbnQgZm9yIGJhbGFuY2UgdGhlIHBpeGVsIGNsayBp biBtaXBpLgo+IC0JICogd2Ugc2V0IG1pcGlfcmF0aW8gaXMgMS4wNS4KPiArCSAqIGRhdGFfcmF0 ZSA9IChwaXhlbF9jbG9jaykgKiBiaXRfcGVyX3BpeGVsICogbWlwaV9yYXRpbyAvIGxhbmVfbnVt Owo+ICsJICogdm0ucGl4ZWxjbG9jayBpcyBLaHosIGRhdGFfcmF0YSB1bml0IGlzIEh6LCBzbyBu ZWVkIHRvIG11bHRpcGx5IDEwMDAKPiArCSAqIG1pcGlfcmF0aW8gaXMgKGh0b3RhbCAqIGJ5dGVf cGVyX3BpeGVsIC8gbGFuZV9udW0gKyBUbHB4ICsgVGhzX3ByZXAKPiArCSAqCQkgICsgVGhzdHJh aWwgKyBUaHNfZXhpdCArIFRoc196ZXJvKSAvCj4gKwkgKgkJIChodG90YWwgKiBieXRlX3Blcl9w aXhlbCAvbGFuZV9udW1iZXIpCj4gIAkgKi8KPiAtCWRzaS0+ZGF0YV9yYXRlID0gZHNpLT52bS5w aXhlbGNsb2NrICogMyAqIDIxIC8gKDEgKiAxMDAwICogMTApOwo+ICsJYml0X2Nsb2NrID0gZHNp LT52bS5waXhlbGNsb2NrICogMTAwMCAqIGJpdF9wZXJfcGl4ZWw7Cj4gKwlodG90YWwgPSBkc2kt PnZtLmhhY3RpdmUgKyBkc2ktPnZtLmhiYWNrX3BvcmNoICsgZHNpLT52bS5oZnJvbnRfcG9yY2gg Kwo+ICsJCSBkc2ktPnZtLmhzeW5jX2xlbjsKPiArCWh0b3RhbF9iaXRzID0gaHRvdGFsICogYml0 X3Blcl9waXhlbDsKPiArCj4gKwkvKioKPiArCSAqIG92ZXJoZWFkID0gbHB4ICsgaHNfcHJlcGFy ZSArIGhzX3plcm8gKyBoc190cmFpbCArIGhzX2V4aXQKPiArCSAqLwo+ICsJb3ZlcmhlYWRfY3lj bGVzID0gKHBoeV90aW1pbmcwICYgMHhmZikgKyAocGh5X3RpbWluZzAgPj4gOCAmIDB4ZmYpICsK PiArCQkJICAocGh5X3RpbWluZzAgPj4gMTYgJiAweGZmKSArCj4gKwkJCSAgKHBoeV90aW1pbmcw ID4+IDI0ICYgMHhmZikgKwo+ICsJCQkgIChwaHlfdGltaW5nMSA+PiAyNCAmIDB4ZmYpOwoKSSB0 aGluayBwaHlfdGltaW5nMCBhbmQgcGh5X3RpbWluZzEgaXMgZGVmaW5lZCBhcwoKCXBoeV90aW1p bmcwID0gTFBYKGEpIHwgSFNfUFJQUihiKSB8IEhTX1pFUk8oYykgfCBIU19UUkFJTChkKTsKCXBo eV90aW1pbmcxID0gVEFfR08oZSkgfCBUQV9TVVJFKGYpIHwgVEFfR0VUKGcpIHwgREFfSFNfRVhJ VChoKTsKClNvLCBpdCBjb3VsZCBiZSBhIG1vcmUgc2ltcGxlIHdheSB0byBhc3NpZ24gb3Zlcmhl YWRfY3ljbGVzIGxpa2UgdGhpcwoKCW92ZXJoZWFkX2N5Y2xlcyA9IGEgKyBiICsgYyArIGQgKyBo OwoKQmVjYXVzZSB0aGVzZSB2YXJpYWJsZSBhcmUgY29uc3RhbnQsIG1heWJlIHlvdSBjYW4gZGVm aW5lIHRoZW0gYXMKc3ltYm9scy4KCgo+ICsJb3ZlcmhlYWRfYml0cyA9IG92ZXJoZWFkX2N5Y2xl cyAqIGRzaS0+bGFuZXMgKiA4Owo+ICsJdG90YWxfYml0cyA9IGh0b3RhbF9iaXRzICsgb3Zlcmhl YWRfYml0czsKPiArCj4gKwlkc2ktPmRhdGFfcmF0ZSA9IERJVl9ST1VORF9VUF9VTEwoYml0X2Ns b2NrICogdG90YWxfYml0cywKPiArCQkJCQkgIGh0b3RhbF9iaXRzICogZHNpLT5sYW5lcyk7Cj4g IAo+IC0JcmV0ID0gY2xrX3NldF9yYXRlKGRzaS0+aHNfY2xrLCBkc2ktPmRhdGFfcmF0ZSAqIDEw MDAwMDApOwo+ICsJcmV0ID0gY2xrX3NldF9yYXRlKGRzaS0+aHNfY2xrLCBkc2ktPmRhdGFfcmF0 ZSk7Cj4gIAlpZiAocmV0IDwgMCkgewo+ICAJCWRldl9lcnIoZGV2LCAiRmFpbGVkIHRvIHNldCBk YXRhIHJhdGU6ICVkXG4iLCByZXQpOwo+ICAJCWdvdG8gZXJyX3JlZmNvdW50Owo+IEBAIC0yMzYs NyArMjU4LDggQEAgc3RhdGljIGludCBtdGtfZHNpX3Bvd2Vyb24oc3RydWN0IG10a19kc2kgKmRz aSkKPiAgCj4gIAltdGtfZHNpX2VuYWJsZShkc2kpOwo+ICAJbXRrX2RzaV9yZXNldChkc2kpOwo+ IC0JZHNpX3BoeV90aW1jb25maWcoZHNpKTsKPiArCWRzaV9waHlfdGltY29uZmlnKGRzaSwgcGh5 X3RpbWluZzAsIHBoeV90aW1pbmcxLCBwaHlfdGltaW5nMiwKPiArCQkJICBwaHlfdGltaW5nMyk7 Cj4gIAo+ICAJcmV0dXJuIDA7Cj4gIAoKUmVnYXJkcywKQ0sKCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRl dmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=