From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Wu Subject: [PATCH] drm/nouveau/acpi: use DSM if bridge does not support D3cold Date: Fri, 26 Aug 2016 01:00:54 +0200 Message-ID: <20160825230054.8649-1-peter@lekensteyn.nl> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: nouveau-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "Nouveau" To: Dave Airlie , Ben Skeggs Cc: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Mika Westerberg , dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: nouveau.vger.kernel.org RXZlbiBpZiBQUjMgc3VwcG9ydCBpcyBhdmFpbGFibGUgb24gdGhlIGJyaWRnZSwgaXQgd2lsbCBu b3QgYmUgdXNlZCBpZgp0aGUgUENJIGxheWVyIGNvbnNpZGVycyBpdCB1bmF2YWlsYWJsZSAoaS5l LiBvbiBhbGwgbGFwdG9wcyBmcm9tIDIwMTMKYW5kIDIwMTQpLiBFbnN1cmUgdGhhdCB0aGlzIGNv bmRpdGlvbiBpcyBjaGVja2VkIHRvIGFsbG93IGEgZmFsbGJhY2sgdG8KdGhlIE9wdGltdXMgRFNN IGZvciBkZXZpY2UgcG93ZXJvZmYuCgpJbml0aWFsbHkgSSB3YW50ZWQgdG8gY2FsbCBwY2lfZDNj b2xkX2VuYWJsZSBiZWZvcmUgY2hlY2tpbmcgYnJpZGdlX2QzCihpbiBjYXNlIHRoZSB1c2VyIGNo YW5nZWQgZDNjb2xkX2FsbG93ZWQpLCBidXQgdGhhdCBpcyBzdWNoIGFuIHVubGlrZWx5CmNhc2Ug YW5kIGxpa2VseSBmcmFnaWxlIGFueXdheS4gVGhlIGN1cnJlbnQgcGF0Y2ggaXMgc3VnZ2VzdGVk IGJ5IE1pa2EKaW4gaHR0cDovL3d3dy5zcGluaWNzLm5ldC9saXN0cy9saW51eC1wY2kvbXNnNTI1 OTkuaHRtbAoKQ2M6IE1pa2EgV2VzdGVyYmVyZyA8bWlrYS53ZXN0ZXJiZXJnQGxpbnV4LmludGVs LmNvbT4KU2lnbmVkLW9mZi1ieTogUGV0ZXIgV3UgPHBldGVyQGxla2Vuc3RleW4ubmw+Ci0tLQpI aSwKClRoaXMgaWRlYSBpcyBmbG9hdGluZyBzaW5jZSBKdWx5LCBidXQgd2FzIGJsb2NrZWQgYnkg dGhlIFBDSSBEM2NvbGQgcGF0Y2hlcy4KU2luY2UgdGhlc2UgZ290IGludG8gLXJjMSwgaGVyZSBp cyB0aGUgcHJvbWlzZWQgZm9sbG93LXVwIHBhdGNoIGZvciB2NC44LgoKV2l0aG91dCB0aGlzIHBh dGNoLCBzb21lIGxhcHRvcHMgZnJvbSAyMDEzIGFuZCAyMDE0IHdpbGwgcmVncmVzcyBpbiB2NC44 IGFuZApzdWNrIG1vcmUgcG93ZXIuCgpLaW5kIHJlZ2FyZHMsClBldGVyCi0tLQogZHJpdmVycy9n cHUvZHJtL25vdXZlYXUvbm91dmVhdV9hY3BpLmMgfCAxMSArKysrKysrKysrKwogMSBmaWxlIGNo YW5nZWQsIDExIGluc2VydGlvbnMoKykKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vbm91 dmVhdS9ub3V2ZWF1X2FjcGkuYyBiL2RyaXZlcnMvZ3B1L2RybS9ub3V2ZWF1L25vdXZlYXVfYWNw aS5jCmluZGV4IGYyYWQxN2EuLmRjNTdiNjIgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9u b3V2ZWF1L25vdXZlYXVfYWNwaS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9ub3V2ZWF1L25vdXZl YXVfYWNwaS5jCkBAIC0yMjUsNiArMjI1LDE3IEBAIHN0YXRpYyBib29sIG5vdXZlYXVfcHIzX3By ZXNlbnQoc3RydWN0IHBjaV9kZXYgKnBkZXYpCiAJaWYgKCFwYXJlbnRfcGRldikKIAkJcmV0dXJu IGZhbHNlOwogCisJaWYgKCFwYXJlbnRfcGRldi0+YnJpZGdlX2QzKSB7CisJCS8qCisJCSAqIFBh cmVudCBQQ0kgYnJpZGdlIGlzIGN1cnJlbnRseSBub3QgcG93ZXIgbWFuYWdlZC4KKwkJICogU2lu Y2UgdXNlcnNwYWNlIGNhbiBjaGFuZ2UgdGhlc2UgYWZ0ZXJ3YXJkcyB0byBiZSBvbgorCQkgKiB0 aGUgc2FmZSBzaWRlIHdlIHN0aWNrIHdpdGggX0RTTSBhbmQgcHJldmVudCB1c2FnZSBvZgorCQkg KiBfUFIzIGZyb20gdGhlIGJyaWRnZS4KKwkJICovCisJCXBjaV9kM2NvbGRfZGlzYWJsZShwZGV2 KTsKKwkJcmV0dXJuIGZhbHNlOworCX0KKwogCXBhcmVudF9hZGV2ID0gQUNQSV9DT01QQU5JT04o JnBhcmVudF9wZGV2LT5kZXYpOwogCWlmICghcGFyZW50X2FkZXYpCiAJCXJldHVybiBmYWxzZTsK LS0gCjIuOS4zCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpOb3V2ZWF1IG1haWxpbmcgbGlzdApOb3V2ZWF1QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL25vdXZlYXUK