From mboxrd@z Thu Jan 1 00:00:00 1970 From: Deepak S Subject: Re: [PATCH v2 2/3] drm/i915: Don't read 'HEAD' MMIO register in LRC mode Date: Tue, 25 Nov 2014 13:27:05 +0530 Message-ID: <54743651.3090203@linux.intel.com> References: <1415021344-24875-1-git-send-email-david.s.gordon@intel.com> <1416341242-5352-1-git-send-email-david.s.gordon@intel.com> <1416341242-5352-3-git-send-email-david.s.gordon@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 3DEE16E52F for ; Mon, 24 Nov 2014 00:00:21 -0800 (PST) In-Reply-To: <1416341242-5352-3-git-send-email-david.s.gordon@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 List-Id: intel-gfx@lists.freedesktop.org Ck9uIFdlZG5lc2RheSAxOSBOb3ZlbWJlciAyMDE0IDAxOjM3IEFNLCBEYXZlIEdvcmRvbiB3cm90 ZToKPiBUaGUgbG9naWNhbCByaW5nIGNvZGUgd2FzIHVwZGF0aW5nIHRoZSBzb2Z0d2FyZSByaW5n ICdoZWFkJyB2YWx1ZQo+IGJ5IHJlYWRpbmcgdGhlIGhhcmR3YXJlICdIRUFEJyByZWdpc3Rlci4g SW4gTFJDIG1vZGUsIHRoaXMgaXMgbm90Cj4gdmFsaWQgYXMgdGhlIGhhcmR3YXJlIGlzIG5vdCBu ZWNlc3NhcmlseSBleGVjdXRpbmcgdGhlIHNhbWUgY29udGV4dAo+IHRoYXQgaXMgYmVpbmcgcHJv Y2Vzc2VkIGJ5IHRoZSBzb2Z0d2FyZS4gVGh1cyByZWFkaW5nIHRoZSBoL3cgSEVBRAo+IGNvdWxk IHB1dCBhbiB1bnJlbGF0ZWQgKHVuZGVmaW5lZCwgZWZmZWN0aXZlbHkgcmFuZG9tKSB2YWx1ZSBp bnRvCj4gdGhlIHMvdyAnaGVhZCcgLS0gQSBCYWQgVGhpbmcgZm9yIHRoZSBmcmVlIHNwYWNlIGNh bGN1bGF0aW9ucy4KPgo+IFNpZ25lZC1vZmYtYnk6IERhdmUgR29yZG9uIDxkYXZpZC5zLmdvcmRv bkBpbnRlbC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMuYyB8 ICAgIDEgLQo+ICAgMSBmaWxlIGNoYW5nZWQsIDEgZGVsZXRpb24oLSkKPgo+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2xyYy5jCj4gaW5kZXggMTAwM2IzYS4uYWQzMTM3MyAxMDA2NDQKPiAtLS0gYS9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9scmMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2xyYy5jCj4gQEAgLTg5MSw3ICs4OTEsNiBAQCBzdGF0aWMgaW50IGxvZ2ljYWxfcmlu Z193YWl0X2Zvcl9zcGFjZShzdHJ1Y3QgaW50ZWxfcmluZ2J1ZmZlciAqcmluZ2J1ZiwKPiAgIAll bmQgPSBqaWZmaWVzICsgNjAgKiBIWjsKPiAgIAo+ICAgCWRvIHsKPiAtCQlyaW5nYnVmLT5oZWFk ID0gSTkxNV9SRUFEX0hFQUQocmluZyk7Cj4gICAJCXJpbmdidWYtPnNwYWNlID0gaW50ZWxfcmlu Z19zcGFjZShyaW5nYnVmKTsKPiAgIAkJaWYgKHJpbmdidWYtPnNwYWNlID49IGJ5dGVzKSB7Cj4g ICAJCQlyZXQgPSAwOwo+Cj4gTG9va3MgZmluZSB0byBtZQoKUmV2aWV3ZWQtYnk6IERlZXBhayBT PGRlZXBhay5zQGxpbnV4LmludGVsLmNvbT4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cg==