From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dhinakaran Pandiyan Subject: Re: [PATCH v2 1/1] drm/i915: Add and enable DP AUX CH mutex Date: Wed, 21 Feb 2018 00:59:32 -0800 Message-ID: <3151507.T0xU6arxtN@dk> References: <20180221022347.16405-1-jose.souza@intel.com> <20180221022347.16405-2-jose.souza@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-it0-x244.google.com (mail-it0-x244.google.com [IPv6:2607:f8b0:4001:c0b::244]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9A0896E593 for ; Wed, 21 Feb 2018 08:59:55 +0000 (UTC) Received: by mail-it0-x244.google.com with SMTP id o9so1426193itc.1 for ; Wed, 21 Feb 2018 00:59:55 -0800 (PST) In-Reply-To: <20180221022347.16405-2-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: intel-gfx@lists.freedesktop.org Cc: Rodrigo Vivi List-Id: intel-gfx@lists.freedesktop.org T24gVHVlc2RheSwgRmVicnVhcnkgMjAsIDIwMTggNjoyMzo0NyBQTSBQU1QgSm9zw6kgUm9iZXJ0 byBkZSBTb3V6YSB3cm90ZToKPiBXaGVuIFBTUi9QU1IyL0dUQyBpcyBlbmFibGVkIGhhcmR3YXJl IGNhbiBkbyBBVVggdHJhbnNhY3Rpb25zIGJ5IGl0Cj4gc2VsZiwgc28gbGV0cyB1c2UgdGhlIG11 dGV4IHJlZ2lzdGVyIHRoYXQgaXMgYXZhaWxhYmxlIGluIGdlbjkrIHRvCj4gYXZvaWQgY29uY3Vy cmVudCBhY2Nlc3MgYnkgaGFyZHdhcmUgYW5kIGRyaXZlci4KPiAKPiBSZWZlcmVuY2U6Cj4gaHR0 cHM6Ly8wMS5vcmcvc2l0ZXMvZGVmYXVsdC9maWxlcy9kb2N1bWVudGF0aW9uL2ludGVsLWdmeC1w cm0tb3NyYy1za2wtdm9sCj4gMTItZGlzcGxheS5wZGYgUGFnZSAxOTggLSBBVVggcHJvZ3JhbW1p bmcgc2VxdWVuY2UKPiAKPiBDYzogUm9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29t Pgo+IENjOiBKYW5pIE5pa3VsYSA8amFuaS5uaWt1bGFAbGludXguaW50ZWwuY29tPgo+IFNpZ25l ZC1vZmYtYnk6IEpvc8OpIFJvYmVydG8gZGUgU291emEgPGpvc2Uuc291emFAaW50ZWwuY29tPgo+ IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oICB8ICA5ICsrKysrKysrCj4g IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgIHwgNTAKPiArKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5o IHwKPiAgMSArCj4gIDMgZmlsZXMgY2hhbmdlZCwgNjAgaW5zZXJ0aW9ucygrKQo+IAo+IGRpZmYg LS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oCj4gYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X3JlZy5oIGluZGV4IDE0MTJhYmNiMjdkNC4uYTYyZTNjMWJhZGFiIDEwMDY0 NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmgKPiArKysgYi9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oCj4gQEAgLTUzMTgsNiArNTMxOCw3IEBAIGVudW0gewo+ ICAjZGVmaW5lIF9EUEFfQVVYX0NIX0RBVEEzCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9f b2Zmc2V0ICsgMHg2NDAxYykKPiAgI2RlZmluZSBfRFBBX0FVWF9DSF9EQVRBNAkoZGV2X3ByaXYt PmluZm8uZGlzcGxheV9tbWlvX29mZnNldCArIDB4NjQwMjApCj4gICNkZWZpbmUgX0RQQV9BVVhf Q0hfREFUQTUJKGRldl9wcml2LT5pbmZvLmRpc3BsYXlfbW1pb19vZmZzZXQgKyAweDY0MDI0KQo+ ICsjZGVmaW5lIF9EUEFfQVVYX0NIX01VVEVYCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9f b2Zmc2V0ICsgMHg2NDAyQykKPiAKPiAgI2RlZmluZSBfRFBCX0FVWF9DSF9DVEwJCShkZXZfcHJp di0+aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDExMCkKPiAgI2RlZmluZSBfRFBCX0FV WF9DSF9EQVRBMQkoZGV2X3ByaXYtPmluZm8uZGlzcGxheV9tbWlvX29mZnNldCArIDB4NjQxMTQp Cj4gQEAgLTUzMjUsNiArNTMyNiw3IEBAIGVudW0gewo+ICAjZGVmaW5lIF9EUEJfQVVYX0NIX0RB VEEzCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDExYykKPiAgI2Rl ZmluZSBfRFBCX0FVWF9DSF9EQVRBNAkoZGV2X3ByaXYtPmluZm8uZGlzcGxheV9tbWlvX29mZnNl dCArIDB4NjQxMjApCj4gICNkZWZpbmUgX0RQQl9BVVhfQ0hfREFUQTUJKGRldl9wcml2LT5pbmZv LmRpc3BsYXlfbW1pb19vZmZzZXQgKyAweDY0MTI0KQo+ICsjZGVmaW5lIF9EUEJfQVVYX0NIX01V VEVYCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDEyQykKPiAKPiAg I2RlZmluZSBfRFBDX0FVWF9DSF9DVEwJCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9fb2Zm c2V0ICsgMHg2NDIxMCkKPiAgI2RlZmluZSBfRFBDX0FVWF9DSF9EQVRBMQkoZGV2X3ByaXYtPmlu Zm8uZGlzcGxheV9tbWlvX29mZnNldCArIDB4NjQyMTQpCj4gQEAgLTUzMzIsNiArNTMzNCw3IEBA IGVudW0gewo+ICAjZGVmaW5lIF9EUENfQVVYX0NIX0RBVEEzCShkZXZfcHJpdi0+aW5mby5kaXNw bGF5X21taW9fb2Zmc2V0ICsgMHg2NDIxYykKPiAgI2RlZmluZSBfRFBDX0FVWF9DSF9EQVRBNAko ZGV2X3ByaXYtPmluZm8uZGlzcGxheV9tbWlvX29mZnNldCArIDB4NjQyMjApCj4gICNkZWZpbmUg X0RQQ19BVVhfQ0hfREFUQTUJKGRldl9wcml2LT5pbmZvLmRpc3BsYXlfbW1pb19vZmZzZXQgKyAw eDY0MjI0KQo+ICsjZGVmaW5lIF9EUENfQVVYX0NIX01VVEVYCShkZXZfcHJpdi0+aW5mby5kaXNw bGF5X21taW9fb2Zmc2V0ICsgMHg2NDIyQykKPiAKPiAgI2RlZmluZSBfRFBEX0FVWF9DSF9DVEwJ CShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDMxMCkKPiAgI2RlZmlu ZSBfRFBEX0FVWF9DSF9EQVRBMQkoZGV2X3ByaXYtPmluZm8uZGlzcGxheV9tbWlvX29mZnNldCAr IDB4NjQzMTQpCj4gQEAgLTUzMzksNiArNTM0Miw3IEBAIGVudW0gewo+ICAjZGVmaW5lIF9EUERf QVVYX0NIX0RBVEEzCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDMx YykKPiAgI2RlZmluZSBfRFBEX0FVWF9DSF9EQVRBNAkoZGV2X3ByaXYtPmluZm8uZGlzcGxheV9t bWlvX29mZnNldCArIDB4NjQzMjApCj4gICNkZWZpbmUgX0RQRF9BVVhfQ0hfREFUQTUJKGRldl9w cml2LT5pbmZvLmRpc3BsYXlfbW1pb19vZmZzZXQgKyAweDY0MzI0KQo+ICsjZGVmaW5lIF9EUERf QVVYX0NIX01VVEVYCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDMy QykKPiAKPiAgI2RlZmluZSBfRFBGX0FVWF9DSF9DVEwJCShkZXZfcHJpdi0+aW5mby5kaXNwbGF5 X21taW9fb2Zmc2V0ICsgMHg2NDUxMCkKPiAgI2RlZmluZSBfRFBGX0FVWF9DSF9EQVRBMQkoZGV2 X3ByaXYtPmluZm8uZGlzcGxheV9tbWlvX29mZnNldCArIDB4NjQ1MTQpCj4gQEAgLTUzNDYsNiAr NTM1MCw3IEBAIGVudW0gewo+ICAjZGVmaW5lIF9EUEZfQVVYX0NIX0RBVEEzCShkZXZfcHJpdi0+ aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDUxYykKPiAgI2RlZmluZSBfRFBGX0FVWF9D SF9EQVRBNAkoZGV2X3ByaXYtPmluZm8uZGlzcGxheV9tbWlvX29mZnNldCArIDB4NjQ1MjApCj4g ICNkZWZpbmUgX0RQRl9BVVhfQ0hfREFUQTUJKGRldl9wcml2LT5pbmZvLmRpc3BsYXlfbW1pb19v ZmZzZXQgKyAweDY0NTI0KQo+ICsjZGVmaW5lIF9EUEZfQVVYX0NIX01VVEVYCShkZXZfcHJpdi0+ aW5mby5kaXNwbGF5X21taW9fb2Zmc2V0ICsgMHg2NDUyQykKPiAKPiAgI2RlZmluZSBEUF9BVVhf Q0hfQ1RMKHBvcnQpCV9NTUlPX1BPUlQocG9ydCwgX0RQQV9BVVhfQ0hfQ1RMLAo+IF9EUEJfQVVY X0NIX0NUTCkgI2RlZmluZSBEUF9BVVhfQ0hfREFUQShwb3J0LCBpKQlfTU1JTyhfUE9SVChwb3J0 LAo+IF9EUEFfQVVYX0NIX0RBVEExLCBfRFBCX0FVWF9DSF9EQVRBMSkgKyAoaSkgKiA0KSAvKiA1 IHJlZ2lzdGVycyAqLyBAQAo+IC01Mzc4LDYgKzUzODMsMTAgQEAgZW51bSB7Cj4gICNkZWZpbmUg ICBEUF9BVVhfQ0hfQ1RMX0ZXX1NZTkNfUFVMU0VfU0tMKGMpICgoKGMpIC0gMSkgPDwgNSkKPiAg I2RlZmluZSAgIERQX0FVWF9DSF9DVExfU1lOQ19QVUxTRV9TS0woYykgICAoKGMpIC0gMSkKPiAK PiArI2RlZmluZSBEUF9BVVhfQ0hfTVVURVgocG9ydCkJX01NSU9fUE9SVChwb3J0LCBfRFBBX0FV WF9DSF9NVVRFWCwKPiBfRFBCX0FVWF9DSF9NVVRFWCkgKyNkZWZpbmUgICBEUF9BVVhfQ0hfTVVU RVhfRU5BQkxFCQkoMSA8PCAzMSkKPiArI2RlZmluZSAgIERQX0FVWF9DSF9NVVRFWF9TVEFUVVMJ CSgxIDw8IDMwKQo+ICsKPiAgLyoKPiAgICogQ29tcHV0aW5nIEdNQ0ggTSBhbmQgTiB2YWx1ZXMg Zm9yIHRoZSBEaXNwbGF5IFBvcnQgbGluawo+ICAgKgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5j IGluZGV4IGYyMGIyNWY5OGU1YS4uYWYwNzU2M2JhZmJhIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9kcC5jCj4gQEAgLTEwODEsNiArMTA4MSw0NSBAQCBzdGF0aWMgdWludDMyX3QgaW50ZWxfZHBf Z2V0X2F1eF9zZW5kX2N0bChzdHJ1Y3QKPiBpbnRlbF9kcCAqaW50ZWxfZHAsIGF1eF9jbG9ja19k aXZpZGVyKTsKPiAgfQo+IAo+ICtzdGF0aWMgYm9vbCBpbnRlbF9kcF9hdXhfY2hfdHJ5bG9jayhz dHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQo+ICt7Cj4gKwlzdHJ1Y3QgaW50ZWxfZGlnaXRhbF9w b3J0ICppbnRlbF9kaWdfcG9ydCA9IGRwX3RvX2RpZ19wb3J0KGludGVsX2RwKTsKPiArCXN0cnVj dCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9Cj4gKwkJCXRvX2k5MTUoaW50ZWxfZGlnX3Bv cnQtPmJhc2UuYmFzZS5kZXYpOwo+ICsKPiArCWlmIChJTlRFTF9HRU4oZGV2X3ByaXYpIDwgOSkK PiArCQlyZXR1cm4gdHJ1ZTsKPiArCj4gKwlJOTE1X1dSSVRFKGludGVsX2RwLT5hdXhfY2hfbXV0 ZXhfcmVnLCBEUF9BVVhfQ0hfTVVURVhfRU5BQkxFKTsKPiArCj4gKwkvKiBTcGVjIHNheXMgdGhh dCBtdXRleCBpcyBhY3F1aXJlZCB3aGVuIHN0YXR1cyBiaXQgaXMgcmVhZCBhcyB1bnNldCwKPiAr CSAqIGlmIHNldCBpdCBzaG91bGQgYmUgcmVhZCBhZ2FpbiBhZnRlciA1MDB1c2VjLiBIZXJlIHdh aXRpbmcgZm9yCj4gKwkgKiAybXNlYyBvciA0IHRyaWVzIGJlZm9yZSBnaXZlIHVwLgo+ICsJICov Cj4gKwlpZiAoX19pbnRlbF93YWl0X2Zvcl9yZWdpc3RlcihkZXZfcHJpdiwgaW50ZWxfZHAtPmF1 eF9jaF9tdXRleF9yZWcsCj4gKwkJCQkgICAgICBEUF9BVVhfQ0hfTVVURVhfU1RBVFVTLCAwLCA1 MDAsIDIsCj4gKwkJCQkgICAgICBOVUxMKSkgewo+ICsJCURSTV9XQVJOKCJkcF9hdXhfY2ggcG9y dCBsb2NrZWQgZm9yIHRvbyBsb25nIik7Cj4gKwkJcmV0dXJuIGZhbHNlOwo+ICsJfQo+ICsKCkpv c2UsCgpUaGFua3MgZm9yIHRoZSBwYXRjaC4gT25lIG9mIHRoZSByZWFzb25zIHdlIHdhbnRlZCB0 aGUgbXV0ZXggaW1wbGVtZW50ZWQgd2FzIApQU1JfU1RBVFVTIGhpbnRlZCB0aGF0IHRoZSBoYXJk d2FyZSB3YXMgYnVzeSB3aXRoIEFVWCB0cmFuc2FjdGlvbnMgd2hlbiB0aGUgCmRyaXZlciBjYWxs ZWQgcHNyX2FjdGl2YXRlL3Bzcl9leGl0IChmcm9tIHBzcl9mbHVzaCBvciBwc3JfaW52YWxpZGF0 ZSkgLiBPciAKYmV0d2VlbiBwc3JfYWN0aXZhdGUgYW5kIHBzcl9leGl0IGluIHRoZSB0ZXJtaW5h bCBtb2RlLiBTbyBteSBxdWVzdGlvbiBpcywgYXJlIAp5b3Ugc2VlaW5nIGFueSB0aW1lb3V0cyBv ciBtdXRleCBidXN5bmVzcyB3aXRoIGk5MTUuZW5hYmxlX3Bzcj0xIGFuZCByZWd1bGFyIApsYXB0 b3AgdXNlLgoKLURLCgoKCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50 ZWwtZ2Z4Cg==