From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rodrigo Vivi Subject: Re: [PATCH v3 4/6] drm/i915/dp: Do not grab crtc modeset lock in intel_dp_detect() Date: Mon, 1 Oct 2018 12:48:28 -0700 Message-ID: <20181001194828.GB12538@intel.com> References: <20180924224528.4744-4-dhinakaran.pandiyan@intel.com> <20180926025422.2154-1-dhinakaran.pandiyan@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 C22586E2A8 for ; Mon, 1 Oct 2018 19:48:32 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20180926025422.2154-1-dhinakaran.pandiyan@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Dhinakaran Pandiyan Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCBTZXAgMjUsIDIwMTggYXQgMDc6NTQ6MjJQTSAtMDcwMCwgRGhpbmFrYXJhbiBQYW5k aXlhbiB3cm90ZToKPiBBIGNydGMgbW9kZXNldCBsb2NrIHdhcyBhZGRlZCBmb3IgbGluayByZXRy YWluaW5nIGJ1dAo+IGludGVsX2RwX3JldHJhaW5fbGluaygpIGtub3dzIHRvIHRha2UgdGhlIG5l Y2Vzc2FyeSBsb2NrcyBzaW5jZQo+IGNvbW1pdCBjODVkMjAwZTgzMjEgKCJkcm0vaTkxNTogTW92 ZSBTU1QgRFAgbGluayByZXRyYWluaW5nIGludG8gdGhlCj4gLT5wb3N0X2hvdHBsdWcoKSBob29r IikKPiB2MjogRHJvcCBBVVggcG93ZXIgZG9tYWluIHJlZmVyZW5jZSBpbiB0aGUgZWFybHkgcmV0 dXJuIHBhdGgKPiAKPiBGaXhlczogYzg1ZDIwMGU4MzIxICgiZHJtL2k5MTU6IE1vdmUgU1NUIERQ IGxpbmsgcmV0cmFpbmluZyBpbnRvIHRoZSAtPnBvc3RfaG90cGx1ZygpIGhvb2siKQoKVGhpcyBw YXRjaCBmYWlsZWQgb24gY2hlcnJ5LXBpY2sgZm9yIGRybS1pbnRlbC1maXhlcyB0YXJnZXRpbmcg NC4xOS4KCklmIGl0IHN0aWxsIG1ha2VzIHNlbnNlIHRvIGhhdmUgaXQgdGhlcmUgcGxlYXNlIHBy b3ZpZGUgYSBiYWNrcG9ydGVkIHZlcnNpb24KdG8gZHJtLWludGVsLWZpeGVzIG9yIGxldCBtZSBr bm93IGlmIGl0IGhhcyBkZXBlbmRlbmN5IG9uIG90aGVyIHBhdGNoZXM/CgpUaGFua3MsClJvZHJp Z28uCgo+IENjOiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29t Pgo+IFNpZ25lZC1vZmYtYnk6IERoaW5ha2FyYW4gUGFuZGl5YW4gPGRoaW5ha2FyYW4ucGFuZGl5 YW5AaW50ZWwuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jIHwg MjQgKysrKysrKysrKy0tLS0tLS0tLS0tLS0tCj4gIDEgZmlsZSBjaGFuZ2VkLCAxMCBpbnNlcnRp b25zKCspLCAxNCBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiBpbmRl eCAwOTIyOWZjNjZkZWMuLmVmMjhjYzBmMTIyYyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kcC5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAu Ywo+IEBAIC01MDc5LDggKzUwNzksMTUgQEAgaW50ZWxfZHBfbG9uZ19wdWxzZShzdHJ1Y3QgaW50 ZWxfY29ubmVjdG9yICpjb25uZWN0b3IsCj4gIAkgKiBTb21lIGV4dGVybmFsIG1vbml0b3JzIGRv IG5vdCBzaWduYWwgbG9zcyBvZiBsaW5rIHN5bmNocm9uaXphdGlvbgo+ICAJICogd2l0aCBhbiBJ UlFfSFBELCBzbyBmb3JjZSBhIGxpbmsgc3RhdHVzIGNoZWNrLgo+ICAJICovCj4gLQlpZiAoIWlu dGVsX2RwX2lzX2VkcChpbnRlbF9kcCkpCj4gLQkJaW50ZWxfZHBfcmV0cmFpbl9saW5rKGVuY29k ZXIsIGN0eCk7Cj4gKwlpZiAoIWludGVsX2RwX2lzX2VkcChpbnRlbF9kcCkpIHsKPiArCQlpbnQg cmV0Owo+ICsKPiArCQlyZXQgPSBpbnRlbF9kcF9yZXRyYWluX2xpbmsoZW5jb2RlciwgY3R4KTsK PiArCQlpZiAocmV0KSB7Cj4gKwkJCWludGVsX2Rpc3BsYXlfcG93ZXJfcHV0KGRldl9wcml2LCBp bnRlbF9kcC0+YXV4X3Bvd2VyX2RvbWFpbik7Cj4gKwkJCXJldHVybiByZXQ7Cj4gKwkJfQo+ICsJ fQo+ICAKPiAgCS8qCj4gIAkgKiBDbGVhcmluZyBOQUNLIGFuZCBkZWZlciBjb3VudHMgdG8gZ2V0 IHRoZWlyIGV4YWN0IHZhbHVlcwo+IEBAIC01MTMwLDE5ICs1MTM3LDggQEAgaW50ZWxfZHBfZGV0 ZWN0KHN0cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0b3IsCj4gIAkJICAgICAgY29ubmVjdG9y LT5iYXNlLmlkLCBjb25uZWN0b3ItPm5hbWUpOwo+ICAKPiAgCS8qIElmIGZ1bGwgZGV0ZWN0IGlz IG5vdCBwZXJmb3JtZWQgeWV0LCBkbyBhIGZ1bGwgZGV0ZWN0ICovCj4gLQlpZiAoIWludGVsX2Rw LT5kZXRlY3RfZG9uZSkgewo+IC0JCXN0cnVjdCBkcm1fY3J0YyAqY3J0YzsKPiAtCQlpbnQgcmV0 Owo+IC0KPiAtCQljcnRjID0gY29ubmVjdG9yLT5zdGF0ZS0+Y3J0YzsKPiAtCQlpZiAoY3J0Yykg ewo+IC0JCQlyZXQgPSBkcm1fbW9kZXNldF9sb2NrKCZjcnRjLT5tdXRleCwgY3R4KTsKPiAtCQkJ aWYgKHJldCkKPiAtCQkJCXJldHVybiByZXQ7Cj4gLQkJfQo+IC0KPiArCWlmICghaW50ZWxfZHAt PmRldGVjdF9kb25lKQo+ICAJCXN0YXR1cyA9IGludGVsX2RwX2xvbmdfcHVsc2UoaW50ZWxfZHAt PmF0dGFjaGVkX2Nvbm5lY3RvciwgY3R4KTsKPiAtCX0KPiAgCj4gIAlpbnRlbF9kcC0+ZGV0ZWN0 X2RvbmUgPSBmYWxzZTsKPiAgCj4gLS0gCj4gMi4xNC4xCj4gCj4gX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4g SW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4 QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=