From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ramalingam C Subject: Re: [PATCH] drm/i915: Restore HDCP DRM_INFO when with no downstream Date: Tue, 30 Jan 2018 14:54:49 +0530 Message-ID: References: <20180122175516.235313-1-seanpaul@chromium.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180122175516.235313-1-seanpaul@chromium.org> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Sean Paul , dri-devel@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org, Rodrigo Vivi List-Id: dri-devel@lists.freedesktop.org CgpPbiBNb25kYXkgMjIgSmFudWFyeSAyMDE4IDExOjI1IFBNLCBTZWFuIFBhdWwgd3JvdGU6Cj4g VGhlIGNvbW1pdCBiZWxvdyByZXR1cm5lZCBlYXJsaWVyIHRoYW4gYmVmb3JlLCBidXQgZmFpbGVk IHRvIG1vdmUgdGhlCj4gaW5mbyBtZXNzYWdlIHdoZW4gYXV0aGVudGljYXRpbmcgd2l0aG91dCBk b3duc3RyZWFtIGRldmljZXMuIFRoaXMgcGF0Y2gKPiByZXN0b3JlcyB0aGUgbWVzc2FnZSBvbiBh dXRoZW50aWNhdGlvbiBzdWNjZXNzLgo+Cj4gRml4ZXM6IDg3ZWIzZWM4MThmYSAoImRybS9pOTE1 OiBJSSBzdGFnZSBIRENQIGF1dGggZm9yIHJlcGVhdGVyIG9ubHkiKQo+IENjOiBSYW1hbGluZ2Ft IEMgPHJhbWFsaW5nYW0uY0BpbnRlbC5jb20+Cj4gQ2M6IFNlYW4gUGF1bCA8c2VhbnBhdWxAY2hy b21pdW0ub3JnPgo+IENjOiBKYW5pIE5pa3VsYSA8amFuaS5uaWt1bGFAbGludXguaW50ZWwuY29t Pgo+IENjOiBKb29uYXMgTGFodGluZW4gPGpvb25hcy5sYWh0aW5lbkBsaW51eC5pbnRlbC5jb20+ Cj4gQ2M6IFJvZHJpZ28gVml2aSA8cm9kcmlnby52aXZpQGludGVsLmNvbT4KPiBDYzogaW50ZWwt Z2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IFNpZ25lZC1vZmYtYnk6IFNlYW4gUGF1bCA8c2Vh bnBhdWxAY2hyb21pdW0ub3JnPgo+IC0tLQo+ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf aGRjcC5jIHwgNSArKy0tLQo+ICAgMSBmaWxlIGNoYW5nZWQsIDIgaW5zZXJ0aW9ucygrKSwgMyBk ZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9o ZGNwLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZGNwLmMKPiBpbmRleCBkYjk1Mjcx NzNhMWUuLmRkN2RmZmQ0MDVkNSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9oZGNwLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZGNwLmMKPiBA QCAtMTY4LDEwICsxNjgsOCBAQCBpbnQgaW50ZWxfaGRjcF9hdXRoX2Rvd25zdHJlYW0oc3RydWN0 IGludGVsX2RpZ2l0YWxfcG9ydCAqaW50ZWxfZGlnX3BvcnQsCj4gICAKPiAgIAkvKiBJZiB0aGVy ZSBhcmUgbm8gZG93bnN0cmVhbSBkZXZpY2VzLCB3ZSdyZSBhbGwgZG9uZS4gKi8KPiAgIAludW1f ZG93bnN0cmVhbSA9IERSTV9IRENQX05VTV9ET1dOU1RSRUFNKGJzdGF0dXNbMF0pOwo+IC0JaWYg KG51bV9kb3duc3RyZWFtID09IDApIHsKPiAtCQlEUk1fSU5GTygiSERDUCBpcyBlbmFibGVkIChu byBkb3duc3RyZWFtIGRldmljZXMpXG4iKTsKPiArCWlmIChudW1fZG93bnN0cmVhbSA9PSAwKQo+ ICAgCQlyZXR1cm4gMDsKPiAtCX0KPiAgIAo+ICAgCWtzdl9maWZvID0ga3phbGxvYyhudW1fZG93 bnN0cmVhbSAqIERSTV9IRENQX0tTVl9MRU4sIEdGUF9LRVJORUwpOwo+ICAgCWlmICgha3N2X2Zp Zm8pCj4gQEAgLTUwMiw2ICs1MDAsNyBAQCBzdGF0aWMgaW50IGludGVsX2hkY3BfYXV0aChzdHJ1 Y3QgaW50ZWxfZGlnaXRhbF9wb3J0ICppbnRlbF9kaWdfcG9ydCwKPiAgIAlpZiAocmVwZWF0ZXJf cHJlc2VudCkKPiAgIAkJcmV0dXJuIGludGVsX2hkY3BfYXV0aF9kb3duc3RyZWFtKGludGVsX2Rp Z19wb3J0LCBzaGltKTsKPiAgIAo+ICsJRFJNX0lORk8oIkhEQ1AgaXMgZW5hYmxlZCAobm8gZG93 bnN0cmVhbSBkZXZpY2VzKVxuIik7Ck1vdmVtZW50IG9mIHRoZSBtZXNzYWdlIG1ha2Ugc2Vuc2Uu CgpUaGlzIGxvZyBpcyBmb3IgSERDUCBlbmFibGVkIG9uIHJlY2VpdmVyLiBFdmVuIHJlcGVhdGVy IG1pZ2h0IGJlIHdpdGggbm8gCmRvd25zdHJlYW0gZGV2aWNlcy4KU28gbXNnIHN1Y2ggYXMgIkhE Q1AgZW5hYmxlZCBvbiBSZWNlaXZlciIgd291bGQgYmUgbW9yZSBpbmZvcm1hdGl2ZS4KCi0tUmFt Cj4gICAJcmV0dXJuIDA7Cj4gICB9Cj4gICAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2RyaS1kZXZlbAo=