From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: Re: [PATCH v3 2/2] drm/i915: Enable hotplug retry Date: Wed, 10 Jul 2019 17:12:06 +0300 Message-ID: <20190710141206.GD32525@ideak-desk.fi.intel.com> References: <20190628213921.16879-1-jose.souza@intel.com> <20190628213921.16879-2-jose.souza@intel.com> Reply-To: imre.deak@intel.com Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 164CC6E0E1 for ; Wed, 10 Jul 2019 14:12:23 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20190628213921.16879-2-jose.souza@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: =?iso-8859-1?Q?Jos=E9?= Roberto de Souza Cc: Jani Nikula , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBKdW4gMjgsIDIwMTkgYXQgMDI6Mzk6MjFQTSAtMDcwMCwgSm9zw6kgUm9iZXJ0byBk ZSBTb3V6YSB3cm90ZToKPiBSaWdodCBub3cgd2UgYXJlIGF3YXJlIG9mIHR3byBjYXNlcyB0aGF0 IG5lZWRzIGFub3RoZXIgaG90cGx1ZyByZXRyeToKPiAtIFVucG93ZXJlZCB0eXBlLWMgZG9uZ2xl cwo+IC0gSERNSSBzbG93IHVucGx1Zwo+IAo+IEJvdGggaGF2ZSBhIGNvbXBsZXRlIGV4cGxhbmF0 aW9uIGluIHRoZSBjb2RlIHRvIHNjaGVkdWxlIGFub3RoZXIgcnVuCj4gb2YgdGhlIGhvdHBsdWcg aGFuZGxlci4KPiAKPiBJdCBjb3VsZCBoYXZlIG1vcmUgY2hlY2tzIHRvIGp1c3QgdHJpZ2dlciB0 aGUgcmV0cnkgaW4gdGhvc2UgdHdvCj4gc3BlY2lmaWMgY2FzZXMgYnV0IHdoeSB3b3VsZCBzaW5r IHNpZ25hbCBhIGxvbmcgcHVsc2UgaWYgdGhlcmUgaXMKPiBubyBjaGFuZ2U/IEFsc28gdGhlIGRy YXdiYWNrIG9mIHJ1bm5pbmcgdGhlIGhvdHBsdWcgaGFuZGxlciBhZ2Fpbgo+IGlzIHJlYWxseSBs b3cgYW5kIHRoYXQgY291bGQgZml4IGFub3RoZXIgY2FzZXMgdGhhdCB3ZSBhcmUgbm90Cj4gYXdh cmUuCj4gCj4gQWxzbyByZXRyeWluZyBmb3Igb2xkIERQIHBvcnRzKG5vbi1EREkpIHRvIG1ha2Ug aXQgY29uc2lzdGVudCBhbmQgbm90Cj4gY2F1c2UgQ0kgZmFpbHVyZXMgaWYgdGhvc2Ugc3lzdGVt cyBhcmUgY29ubmVjdGVkIHRvIGNoYW1lbGl1bSBib2FyZHMKPiB0aGF0IHdpbGwgYmUgdXNlZCB0 byBzaW11bGF0ZSB0aGUgaXNzdWVzIHJlcG9ydGVkIGluIGhlcmUuCj4gCj4gdjI6IEFsc28gcmV0 cnlpbmcgZm9yIG9sZCBEUCBwb3J0cyhub24tRERJKShJbXJlKQo+IAo+IENjOiBWaWxsZSBTeXJq w6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+IENjOiBJbXJlIERlYWsgPGlt cmUuZGVha0BpbnRlbC5jb20+Cj4gQ2M6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBpbnRlbC5j b20+Cj4gU2lnbmVkLW9mZi1ieTogSm9zw6kgUm9iZXJ0byBkZSBTb3V6YSA8am9zZS5zb3V6YUBp bnRlbC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZGRp LmMgIHwgMjEgKysrKysrKysrKysrKysrKysKPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxh eS9pbnRlbF9kcC5jICAgfCAgMyArKysKPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9p bnRlbF9oZG1pLmMgfCAyOCArKysrKysrKysrKysrKysrKysrKysrLQo+ICAzIGZpbGVzIGNoYW5n ZWQsIDUxIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJp dmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kZGkuYyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2Rpc3BsYXkvaW50ZWxfZGRpLmMKPiBpbmRleCA1MzAwOTk4NGUwNDYuLmQ3ZGYxOTQwYjgy NiAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RkaS5j Cj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kZGkuYwo+IEBAIC00 MDg2LDYgKzQwODYsNyBAQCBpbnRlbF9kZGlfaG90cGx1ZyhzdHJ1Y3QgaW50ZWxfZW5jb2RlciAq ZW5jb2RlciwKPiAgCQkgIHN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNvbm5lY3RvciwKPiAgCQkg IGJvb2wgaXJxX3JlY2VpdmVkKQo+ICB7Cj4gKwlzdHJ1Y3QgaW50ZWxfZGlnaXRhbF9wb3J0ICpk aWdfcG9ydCA9IGVuY190b19kaWdfcG9ydCgmZW5jb2Rlci0+YmFzZSk7Cj4gIAlzdHJ1Y3QgZHJt X21vZGVzZXRfYWNxdWlyZV9jdHggY3R4Owo+ICAJZW51bSBpbnRlbF9ob3RwbHVnX3N0YXRlIHN0 YXRlOwo+ICAJaW50IHJldDsKPiBAQCAtNDExMiw2ICs0MTEzLDI2IEBAIGludGVsX2RkaV9ob3Rw bHVnKHN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyLAo+ICAJZHJtX21vZGVzZXRfYWNxdWly ZV9maW5pKCZjdHgpOwo+ICAJV0FSTihyZXQsICJBY3F1aXJpbmcgbW9kZXNldCBsb2NrcyBmYWls ZWQgd2l0aCAlaVxuIiwgcmV0KTsKPiAgCj4gKwkvKgo+ICsJICogVW5wb3dlcmVkIHR5cGUtYyBk b25nbGVzIGNhbiB0YWtlIHNvbWUgdGltZSB0byBib290IGFuZCBiZQo+ICsJICogcmVzcG9uc2li bGUsIHNvIGhlcmUgZ2l2aW5nIHNvbWUgdGltZSB0byB0aG9zZSBkb25nbGVzIHRvIHBvd2VyIHVw Cj4gKwkgKiBhbmQgdGhlbiByZXRyeWluZyB0aGUgcHJvYmUuCj4gKwkgKgo+ICsJICogT24gbWFu eSBwbGF0Zm9ybXMgdGhlIEhETUkgbGl2ZSBzdGF0ZSBzaWduYWwgaXMga25vd24gdG8gYmUKPiAr CSAqIHVucmVsaWFibGUsIHNvIHdlIGNhbid0IHVzZSBpdCB0byBkZXRlY3QgaWYgYSBzaW5rIGlz IGNvbm5lY3RlZCBvcgo+ICsJICogbm90LiBJbnN0ZWFkIHdlIGRldGVjdCBpZiBpdCdzIGNvbm5l Y3RlZCBiYXNlZCBvbiB3aGV0aGVyIHdlIGNhbgo+ICsJICogcmVhZCB0aGUgRURJRCBvciBub3Qu IFRoYXQgaW4gdHVybiBoYXMgYSBwcm9ibGVtIGR1cmluZyBkaXNjb25uZWN0LAo+ICsJICogc2lu Y2UgdGhlIEhQRCBpbnRlcnJ1cHQgbWF5IGJlIHJhaXNlZCBiZWZvcmUgdGhlIEREQyBsaW5lcyBn ZXQKPiArCSAqIGRpc2Nvbm5lY3RlZCAoZHVlIHRvIGhvdyB0aGUgcmVxdWlyZWQgbGVuZ3RoIG9m IEREQyB2cy4gSFBECj4gKwkgKiBjb25uZWN0b3IgcGlucyBhcmUgc3BlY2lmaWVkKSBhbmQgc28g d2UnbGwgc3RpbGwgYmUgYWJsZSB0byBnZXQgYQo+ICsJICogdmFsaWQgRURJRC4gVG8gc29sdmUg dGhpcyBzY2hlZHVsZSBhbm90aGVyIGRldGVjdGlvbiBjeWNsZSBpZiB0aGlzCj4gKwkgKiB0aW1l IGFyb3VuZCB3ZSBkaWRuJ3QgZGV0ZWN0IGFueSBjaGFuZ2UgaW4gdGhlIHNpbmsncyBjb25uZWN0 aW9uCj4gKwkgKiBzdGF0dXMuCj4gKwkgKi8KPiArCWlmIChzdGF0ZSA9PSBJTlRFTF9IT1RQTFVH X05PQ0hBTkdFICYmIGlycV9yZWNlaXZlZCAmJgo+ICsJICAgICFkaWdfcG9ydC0+ZHAuaXNfbXN0 KQo+ICsJCXN0YXRlID0gSU5URUxfSE9UUExVR19SRVRSWTsKPiArCj4gIAlyZXR1cm4gc3RhdGU7 Cj4gIH0KPiAgCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50 ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYwo+IGluZGV4 IDk1ZDBkYTlkMWJhYy4uOGViNDc5ZGFhOGE4IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rp c3BsYXkvaW50ZWxfZHAuYwo+IEBAIC00OTA2LDYgKzQ5MDYsOSBAQCBpbnRlbF9kcF9ob3RwbHVn KHN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyLAo+ICAJZHJtX21vZGVzZXRfYWNxdWlyZV9m aW5pKCZjdHgpOwo+ICAJV0FSTihyZXQsICJBY3F1aXJpbmcgbW9kZXNldCBsb2NrcyBmYWlsZWQg d2l0aCAlaVxuIiwgcmV0KTsKCk5pdDogY291bGQgYWRkIGEgc2hvcnQgY29tbWVudCwgdGhhdCBh IGxvbmcgSFBEIGludGVycnVwdCB0aGF0IGRvZXNuJ3QKcmVzdWx0IGluIGEgY29ubmVjdG9yIHN0 YXRlIGNoYW5nZSBjb3VsZCBiZSBqdXN0IGEgdHJhbnNpZW50IHN0YXRlLCBzbwp3ZSByZXRyeSB0 aGUgZGV0ZWN0aW9uLgoKPiArCWlmIChzdGF0ZSA9PSBJTlRFTF9IT1RQTFVHX05PQ0hBTkdFICYm IGlycV9yZWNlaXZlZCkKPiArCQlzdGF0ZSA9IElOVEVMX0hPVFBMVUdfUkVUUlk7Cj4gKwo+ICAJ cmV0dXJuIHN0YXRlOwo+ICB9Cj4gIAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9kaXNwbGF5L2ludGVsX2hkbWkuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50 ZWxfaGRtaS5jCj4gaW5kZXggMGViZWM2OWJiYmZjLi41ZWQ5MWNhZjNiNGQgMTAwNjQ0Cj4gLS0t IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9oZG1pLmMKPiArKysgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2hkbWkuYwo+IEBAIC0zMTQzLDYgKzMxNDMs MzIgQEAgdm9pZCBpbnRlbF9oZG1pX2luaXRfY29ubmVjdG9yKHN0cnVjdCBpbnRlbF9kaWdpdGFs X3BvcnQgKmludGVsX2RpZ19wb3J0LAo+ICAJCURSTV9ERUJVR19LTVMoIkNFQyBub3RpZmllciBn ZXQgZmFpbGVkXG4iKTsKPiAgfQo+ICAKPiArc3RhdGljIGVudW0gaW50ZWxfaG90cGx1Z19zdGF0 ZQo+ICtpbnRlbF9oZG1pX2hvdHBsdWcoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIsCj4g KwkJICAgc3RydWN0IGludGVsX2Nvbm5lY3RvciAqY29ubmVjdG9yLCBib29sIGlycV9yZWNlaXZl ZCkKPiArewo+ICsJZW51bSBpbnRlbF9ob3RwbHVnX3N0YXRlIHN0YXRlOwo+ICsKPiArCXN0YXRl ID0gaW50ZWxfZW5jb2Rlcl9ob3RwbHVnKGVuY29kZXIsIGNvbm5lY3RvciwgaXJxX3JlY2VpdmVk KTsKPiArCj4gKwkvKgo+ICsJICogT24gbWFueSBwbGF0Zm9ybXMgdGhlIEhETUkgbGl2ZSBzdGF0 ZSBzaWduYWwgaXMga25vd24gdG8gYmUKPiArCSAqIHVucmVsaWFibGUsIHNvIHdlIGNhbid0IHVz ZSBpdCB0byBkZXRlY3QgaWYgYSBzaW5rIGlzIGNvbm5lY3RlZCBvcgo+ICsJICogbm90LiBJbnN0 ZWFkIHdlIGRldGVjdCBpZiBpdCdzIGNvbm5lY3RlZCBiYXNlZCBvbiB3aGV0aGVyIHdlIGNhbgo+ ICsJICogcmVhZCB0aGUgRURJRCBvciBub3QuIFRoYXQgaW4gdHVybiBoYXMgYSBwcm9ibGVtIGR1 cmluZyBkaXNjb25uZWN0LAo+ICsJICogc2luY2UgdGhlIEhQRCBpbnRlcnJ1cHQgbWF5IGJlIHJh aXNlZCBiZWZvcmUgdGhlIEREQyBsaW5lcyBnZXQKPiArCSAqIGRpc2Nvbm5lY3RlZCAoZHVlIHRv IGhvdyB0aGUgcmVxdWlyZWQgbGVuZ3RoIG9mIEREQyB2cy4gSFBECj4gKwkgKiBjb25uZWN0b3Ig cGlucyBhcmUgc3BlY2lmaWVkKSBhbmQgc28gd2UnbGwgc3RpbGwgYmUgYWJsZSB0byBnZXQgYQo+ ICsJICogdmFsaWQgRURJRC4gVG8gc29sdmUgdGhpcyBzY2hlZHVsZSBhbm90aGVyIGRldGVjdGlv biBjeWNsZSBpZiB0aGlzCj4gKwkgKiB0aW1lIGFyb3VuZCB3ZSBkaWRuJ3QgZGV0ZWN0IGFueSBj aGFuZ2UgaW4gdGhlIHNpbmsncyBjb25uZWN0aW9uCj4gKwkgKiBzdGF0dXMuCj4gKwkgKi8KClRo aXMgaXMgdGhlIHNhbWUgZGVzY3JpcHRpb24gb2YgdGhlIGlzc3VlIHRoYXQgRERJIGVuY29kZXJz IGhhdmUsIHNvCmNvdWxkIGJlIGp1c3QgcmVwbGFjZWQgd2l0aCBhIHJlZmVyZW5jZSB0byB0aGUg aW50ZWxfZGRpX2hvdHBsdWcoKSBmdW5jLgoKTG9va3Mgb2s6ClJldmlld2VkLWJ5OiBJbXJlIERl YWsgPGltcmUuZGVha0BpbnRlbC5jb20+Cgo+ICsJaWYgKHN0YXRlID09IElOVEVMX0hPVFBMVUdf Tk9DSEFOR0UgJiYgaXJxX3JlY2VpdmVkKQo+ICsJCXN0YXRlID0gSU5URUxfSE9UUExVR19SRVRS WTsKPiArCj4gKwlyZXR1cm4gc3RhdGU7Cj4gK30KPiArCj4gIHZvaWQgaW50ZWxfaGRtaV9pbml0 KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiAgCQkgICAgIGk5MTVfcmVnX3Qg aGRtaV9yZWcsIGVudW0gcG9ydCBwb3J0KQo+ICB7Cj4gQEAgLTMxNjYsNyArMzE5Miw3IEBAIHZv aWQgaW50ZWxfaGRtaV9pbml0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiwKPiAg CQkJICZpbnRlbF9oZG1pX2VuY19mdW5jcywgRFJNX01PREVfRU5DT0RFUl9UTURTLAo+ICAJCQkg IkhETUkgJWMiLCBwb3J0X25hbWUocG9ydCkpOwo+ICAKPiAtCWludGVsX2VuY29kZXItPmhvdHBs dWcgPSBpbnRlbF9lbmNvZGVyX2hvdHBsdWc7Cj4gKwlpbnRlbF9lbmNvZGVyLT5ob3RwbHVnID0g aW50ZWxfaGRtaV9ob3RwbHVnOwo+ICAJaW50ZWxfZW5jb2Rlci0+Y29tcHV0ZV9jb25maWcgPSBp bnRlbF9oZG1pX2NvbXB1dGVfY29uZmlnOwo+ICAJaWYgKEhBU19QQ0hfU1BMSVQoZGV2X3ByaXYp KSB7Cj4gIAkJaW50ZWxfZW5jb2Rlci0+ZGlzYWJsZSA9IHBjaF9kaXNhYmxlX2hkbWk7Cj4gLS0g Cj4gMi4yMi4wCj4gCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eA==