From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 2/2] drm/i915/stolen: Intepret reserved_base=0 as deduce from top Date: Mon, 12 Mar 2018 16:55:01 +0200 Message-ID: <20180312145501.GG5453@intel.com> References: <20180312125542.547-1-chris@chris-wilson.co.uk> <20180312125542.547-2-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6C8FD6E45B for ; Mon, 12 Mar 2018 14:55:07 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20180312125542.547-2-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBNYXIgMTIsIDIwMTggYXQgMTI6NTU6NDJQTSArMDAwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IE9uIG15IGoxOTAwIFZhbGxleXZpZXcsIGFuZCBvbiBib3RoIG9mIENJJ3MsIGlmIEkg YWxsb2NhdGUgYWJvdmUgdGhlIHBvd2VyCj4gY29udGV4dCAoYXMgYWxsb3R0ZWQgYnkgUENCUikg dGhlbiB0aGUgb2JqZWN0cyBhcmUgbm90IGFjY2Vzc2VkLiBGb3IKPiBleGFtcGxlLCBpZiBpdCBp cyBhIHJpbmdidWZmZXIsIHRoZW4gdGhlIGNvbW1hbmRzIGFyZSBub3QgZXhlY3V0ZWQsCj4gY2F1 c2luZyBhIEdQVSBoYW5nIHdpdGggbm8gYnJlYWRjcnVtYiBhZHZhbmNlbWVudC4gT24gaW5zcGVj dGlvbiwKPiBHRU42X1NUT0xFTl9SRVNFUlZFRCBpcyBlbmFibGVkLCBidXQgaGFzIGJhc2U9PTAg d2hpY2ggd2UgaW50ZXJwcmV0IGEKPiBiZWluZyBpbnZhbGlkLiBIb3dldmVyLCBpdCBmaXRzIG5l YXRseSBpbiBhZnRlciB0aGUgcG93ZXJjb250ZXh0IGlmIHdlCj4gaW50ZXJwcmV0IGJhc2U9PTAg YXMgbWVhbmluZyBhbGxvY2F0ZSBmcm9tIHRvcCBpbnN0ZWFkLCB0aGUgR1BVIGRvZXNuJ3QKPiBo YW5nIG9uIGJvb3QhCj4gCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJp cy13aWxzb24uY28udWs+Cj4gQ2M6IFZpbGxlIFN5cmphbGEgPHZpbGxlLnN5cmphbGFAbGludXgu aW50ZWwuY29tPgo+IENjOiBJbXJlIERlYWsgPGltcmUuZGVha0BpbnRlbC5jb20+Cj4gLS0tCj4g IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX3N0b2xlbi5jIHwgMTMgKysrKysrKy0tLS0t LQo+ICAxIGZpbGUgY2hhbmdlZCwgNyBpbnNlcnRpb25zKCspLCA2IGRlbGV0aW9ucygtKQo+IAo+ IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9zdG9sZW4uYyBiL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX3N0b2xlbi5jCj4gaW5kZXggYjA0ZTI1NTFiYWU2 Li4xYmQ1NDI5NzdlNGMgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9n ZW1fc3RvbGVuLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9zdG9sZW4u Ywo+IEBAIC0zODYsMTIgKzM4NiwxMyBAQCBpbnQgaTkxNV9nZW1faW5pdF9zdG9sZW4oc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICAJCWJyZWFrOwo+ICAJfQo+ICAKPiAtCS8q IEl0IGlzIHBvc3NpYmxlIGZvciB0aGUgcmVzZXJ2ZWQgYmFzZSB0byBiZSB6ZXJvLCBidXQgdGhl IHJlZ2lzdGVyCj4gLQkgKiBmaWVsZCBmb3Igc2l6ZSBkb2Vzbid0IGhhdmUgYSB6ZXJvIG9wdGlv bi4gKi8KPiAtCWlmIChyZXNlcnZlZF9iYXNlID09IDApIHsKPiAtCQlyZXNlcnZlZF9zaXplID0g MDsKPiAtCQlyZXNlcnZlZF9iYXNlID0gc3RvbGVuX3RvcDsKPiAtCX0KPiArCS8qCj4gKwkgKiBJ dCBpcyBwb3NzaWJsZSBmb3IgdGhlIHJlc2VydmVkIGJhc2UgdG8gYmUgemVybywgYnV0IHRoZSBy ZWdpc3Rlcgo+ICsJICogZmllbGQgZm9yIHNpemUgZG9lc24ndCBoYXZlIGEgemVybyBvcHRpb24u IEV4cGVyaWVuY2Ugc2F5cyB0aGV5Cj4gKwkgKiBtZWFuIGFsbG9jYXRlIGZyb20gdG9wLgo+ICsJ ICovCj4gKwlpZiAocmVzZXJ2ZWRfYmFzZSA9PSAwKQo+ICsJCXJlc2VydmVkX2Jhc2UgPSBzdG9s ZW5fdG9wIC0gcmVzZXJ2ZWRfc2l6ZTsKCkkgdGhpbmsgb24gVkxWIGFuZCBDSFYgdGhlIGJhc2Ug aXMgbm90IHVzZWQgYnkgdGhlIGhhcmR3YXJlLiBUaGUgZG9jcwpsaXN0IHRoZSBmaWVsZCBhcyBy ZXNlcnZlZCwgYW5kIHRoZXJlJ3MgYSBub3RlIHRoYXQgdGhlIGh3IGp1c3QgZGVyaXZlcwp0aGUg dmFsdWUgYXMgKHRvcF9vZl9zdG9sZW4gLSBzaXplKS4KCkFsdGhvdWdoIGl0IGRvZXMgbG9vayBs aWtlIHNvbWUgQklPU2VuIGRvIHN0aWxsIHByb2dyYW0gdGhlIGJhc2UuCk15IEJTVyBoYXMgaXQg c2V0LCBidXQgbmVpdGhlciBvZiBteSB0d28gVkxWcyBoYXZlIGl0LgoKU28gbWF5YmUgd2Ugd2Fu dCB0byBwdXQgdGhpcyBsb2dpYyBpbnRvIHRoZSB2bHYvY2h2IHNwZWNpZmljIGZ1bmN0aW9ucywK YW5kIG1heWJlIGhhdmUgdGhlIGNvbW1vbiBjb2RlIFdBUk4gaWYgd2UgZ2V0IGluY29uc2lzdGVu dCB2YWx1ZXMgb3V0PwoKPiAgCj4gIAlkZXZfcHJpdi0+ZHNtX3Jlc2VydmVkID0KPiAgCQkoc3Ry dWN0IHJlc291cmNlKSBERUZJTkVfUkVTX01FTShyZXNlcnZlZF9iYXNlLCByZXNlcnZlZF9zaXpl KTsKPiAtLSAKPiAyLjE2LjIKCi0tIApWaWxsZSBTeXJqw6Rsw6QKSW50ZWwgT1RDCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5n IGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVk ZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=