From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ayan Halder Subject: Re: [PATCH v3 5/5] drm/arm/malidp: Added the late system pm functions Date: Mon, 14 May 2018 11:01:26 +0100 Message-ID: <20180514100126.GA24437@arm.com> References: <1524593567-5559-1-git-send-email-ayan.halder@arm.com> <1524593567-5559-6-git-send-email-ayan.halder@arm.com> <20180425071722.GN25142@phenom.ffwll.local> <20180425112604.GP14661@e110455-lin.cambridge.arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from EUR01-DB5-obe.outbound.protection.outlook.com (mail-db5eur01on0067.outbound.protection.outlook.com [104.47.2.67]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7DE0B89F5B for ; Mon, 14 May 2018 10:01:40 +0000 (UTC) Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Daniel Vetter Cc: Dave Airlie , "Rafael J. Wysocki" , Liviu Dudau , Linux Kernel Mailing List , dri-devel , nd@arm.com List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCBBcHIgMjUsIDIwMTggYXQgMDE6NDk6MzVQTSArMDIwMCwgRGFuaWVsIFZldHRlciB3 cm90ZToKSGkgRGFuaWVsLAo+IE9uIFdlZCwgQXByIDI1LCAyMDE4IGF0IDE6MjYgUE0sIExpdml1 IER1ZGF1IDxsaXZpdS5kdWRhdUBhcm0uY29tPiB3cm90ZToKPiA+IE9uIFdlZCwgQXByIDI1LCAy MDE4IGF0IDA5OjE3OjIyQU0gKzAyMDAsIERhbmllbCBWZXR0ZXIgd3JvdGU6Cj4gPj4gT24gVHVl LCBBcHIgMjQsIDIwMTggYXQgMDc6MTI6NDdQTSArMDEwMCwgQXlhbiBLdW1hciBIYWxkZXIgd3Jv dGU6Cj4gPj4gPiBtYWxpZHBfcG1fc3VzcGVuZF9sYXRlIGNoZWNrcyBpZiB0aGUgcnVudGltZSBz dGF0dXMgaXMgbm90IHN1c3BlbmRlZAo+ID4+ID4gYW5kIGlmIHNvLCBpbnZva2VzIG1hbGlkcF9y dW50aW1lX3BtX3N1c3BlbmQgd2hpY2ggZGlzYWJsZXMgdGhlCj4gPj4gPiBkaXNwbGF5IGVuZ2lu ZS9jb3JlIGludGVycnVwdHMgYW5kIHRoZSBjbG9ja3MuIEl0IHNldHMgdGhlIHJ1bnRpbWUgc3Rh dHVzCj4gPj4gPiBhcyBzdXNwZW5kZWQuCj4gPj4gPgo+ID4+ID4gVGhlIGRpZmZlcmVuY2UgYmV0 d2VlbiBzdXNwZW5kKCkgYW5kIHN1c3BlbmRfbGF0ZSgpIGlzIGFzIGZvbGxvd3M6LQo+ID4+ID4g MS4gc3VzcGVuZCgpIG1ha2VzIHRoZSBkZXZpY2UgcXVpZXNjZW50LiBJbiBvdXIgY2FzZSwgd2Ug aW52b2tlIHRoZSBEUk0KPiA+PiA+IGhlbHBlciB3aGljaCBkaXNhYmxlcyB0aGUgQ1JUQy4gVGhp cyB3b3VsZCBoYXZlIGludm9rZWQgcnVudGltZSBwbQo+ID4+ID4gc3VzcGVuZCBidXQgdGhlIHN5 c3RlbSBzdXNwZW5kIHByb2Nlc3MgZGlzYWJsZXMgcnVudGltZSBwbS4KPiA+PiA+IDIuIHN1c3Bl bmRfbGF0ZSgpIEl0IGNvbnRpbnVlcyB0aGUgc3VzcGVuZCBvcGVyYXRpb25zIG9mIHRoZSBkcm0g ZGV2aWNlCj4gPj4gPiB3aGljaCB3YXMgc3RhcnRlZCBieSBzdXNwZW5kKCkuIEluIG91ciBjYXNl LCBpdCBwZXJmb3JtcyB0aGUgc2FtZSBmdW5jdGlvbmFsaXR5Cj4gPj4gPiBhcyBydW50aW1lX3N1 c3BlbmQoKS4KPiA+PiA+Cj4gPj4gPiBUaGUgY29tcGxpbWVudGFyeSBmdW5jdGlvbnMgYXJlIHJl c3VtZSgpIGFuZCByZXN1bWVfZWFybHkoKS4gSW4gdGhlIGNhc2Ugb2YKPiA+PiA+IHJlc3VtZV9l YXJseSgpLCB3ZSBpbnZva2UgbWFsaWRwX3J1bnRpbWVfcG1fcmVzdW1lKCkgd2hpY2ggZW5hYmxl cyB0aGUgY2xvY2tzCj4gPj4gPiBhbmQgdGhlIGludGVycnVwdHMuIEl0IHNldHMgdGhlIHJ1bnRp bWUgc3RhdHVzIGFzIGFjdGl2ZS4gSWYgdGhlIGRldmljZSB3YXMKPiA+PiA+IGluIHJ1bnRpbWUg c3VzcGVuZCBtb2RlIGJlZm9yZSBzeXN0ZW0gc3VzcGVuZCB3YXMgY2FsbGVkLCBwbV9ydW50aW1l X3dvcmsoKQo+ID4+ID4gd2lsbCBwdXQgdGhlIGRldmljZSBiYWNrIGluIHJ1bnRpbWUgc3VzcGVu ZGVkIG1vZGUoIGFmdGVyIHRoZSBjb21wbGV0ZSBzeXN0ZW0KPiA+PiA+IGhhcyBiZWVuIHJlc3Vt ZWQpLgo+ID4+ID4KPiA+PiA+IFNpZ25lZC1vZmYtYnk6IEF5YW4gS3VtYXIgSGFsZGVyIDxheWFu LmhhbGRlckBhcm0uY29tPgo+ID4+ID4KPiA+Pgo+ID4+IEFmYWl1aSB3ZSBzdGlsbCBoYXZlbid0 IGJvdHRvbWVkIG91dCBvbiB0aGUgZGlzY3Vzc2lvbiBvbiB2MS4gRGlkIHlvdSBnZXQKPiA+PiBo b2xkIG9mIFJhZmFlbD8KPiA+Cj4gPiBObywgdGhlcmUgd2FzIG5vIHJlcGx5IGZyb20gaGltLiBM ZXRzIHRyeSBhZ2FpbjoKPiA+Cj4gPiBSYWZhZWwsIHdlIGFyZSBkZWJhdGluZyBvbiB3aGF0IHRo ZSBwcm9wZXIgYXBwcm9hY2ggaXMgZm9yIGhhbmRsaW5nIHRoZQo+ID4gc3VzcGVuZC9yZXN1bWUg Y2FsbGJhY2tzIGZvciBhIERSTSBkcml2ZXIgdGhhdCBpcyBsaWtlbHkgdG8gbm90IGJlCj4gPiBy dW50aW1lIHN1c3BlbmRlZCB3aGVuIHRoZSBwb3dlci1kb3duIGhhcHBlbnMgKGJlY2F1c2Ugd2Ug YXJlIGRyaXZpbmcKPiA+IHRoZSBkaXNwbGF5IG91dHB1dCkuIFdlIGFyZSB1c2luZyBpbiB0aGlz IHBhdGNoIHRoZSBMQVRFX1NZU1RFTV9TTEVFUF9QTV9PUFMKPiA+IGluIG9yZGVyIHRvIGRvIHRo ZSB3b3JrIHRoYXQgd2UgYWxzbyBkbyBkdXJpbmcgcnVudGltZSBzdXNwZW5kLCB3aGljaCBpcwo+ ID4gdHVybmluZyBvZmYgdGhlIG91dHB1dCBhbmQgdGhlIGNsb2NrcyBkcml2aW5nIGl0LiBUaGUg cmVhc29uIGZvciBkb2luZwo+ID4gdGhhdCBpcyBiZWNhdXNlIHRoZSBQTSBjb3JlIHRha2VzIGEg cnVudGltZSByZWZlcmVuY2UgZHVyaW5nIHN5c3RlbQo+ID4gc3VzcGVuZCBmb3IgYWxsIGRldmlj ZXMgdGhhdCBhcmUgbm90IGFscmVhZHkgcnVudGltZSBzdXNwZW5kZWQsIHNvIG91cgo+ID4gcnVu dGltZV9wbV9zdXNwZW5kKCkgaG9vayBpcyBuZXZlciBjYWxsZWQuCj4gPgo+ID4gRGFuaWVsJ3Mg YXJndW1lbnQgaXMgdGhhdCB3ZSBzaG91bGQgbm90IGJlIGRvaW5nIHRoaXMgZnJvbSBMQVRFIGhv b2tzLAo+ID4gYnV0IGZyb20gdGhlIG5vcm1hbCBzdXNwZW5kIGhvb2tzLCBob3dldmVyIGtlcm5l bCBkb2Mgc2VlbXMgdG8gc3VnZ2VzdAo+ID4gb3RoZXJ3aXNlLgo+IAo+IEZvciBtb3JlIGNvbnRl eHQ6IEkgdGhvdWdodCB0aGUgcmVhc29uIGJlaGluZCB0aGUgcmVjb21tZW5kYXRpb24gdG8KPiBz dHVmZiB0aGUgcnBtIGNhbGxiYWNrcyBpbnRvIHRoZSBsYXRlL2Vhcmx5IGhvb2tzIHdhcyB0byBz b2x2ZQo+IGNyb3NzLWRldmljZSBvcmRlcmluZyBpc3N1ZXMuIFRoYXQgd2F5IGV2ZXJ5b25lIHNo dXRzIGRvd24gdGhlIGRldmljZQo+IGZ1bmN0aW9uYWxpdHkgaW4gdGhlIG5vcm1hbCBob29rcywg YnV0IG9ubHkgcG93ZXJzIHRoZW0gb2ZmIGluIHRoZQo+IGxhdGUgaG9vayAodG8gYWxsb3cgb3Ro ZXIgZHJpdmVycyB0byBrZWVwIHVzaW5nIHRoZSBjbG9jay9pMmMKPiBtYXN0ZXIvd2hhdGV2ZXIp LiBCdXQgd2Ugbm93IGhhdmUgZGV2aWNlX2xpbmsgdG8gc29sdmUgdGhhdCBzaW5jZSBhCj4gd2hp bGUsIHNvIEknbSBub3Qgc3VyZSB0aGUgcmVjb21tZW5kYXRpb24gdG8gc3R1ZmYgdGhlIHJwbSBo b29rcyBpbnRvCj4gbGF0ZS9lYXJseSBjYWxsYmFja3MgaXMgc3RpbGwgY29ycmVjdC4KPiAtRGFu aWVsCj4gCkl0IGhhcyBiZWVuIG1vcmUgdGhhbiB0d28gd2Vla3MgYW5kIHdlIGhhdmUgbm90IGdv dCBhbnkgcmVzcG9uc2UgZnJvbQpSYWZhZWwuIENhbiB5b3UgcGluZyBoaW0gcGVyc29uYWxseSBv ciBzdWdnZXN0IGFueSB3YXkgYnkgd2hpY2ggYXNrCmhpbSB0byByZXNwb25kPwo+ID4KPiA+IEJl c3QgcmVnYXJkcywKPiA+IExpdml1Cj4gPgo+ID4KPiA+Cj4gPj4gLURhbmllbAo+ID4+Cj4gPj4g PiAtLS0KPiA+PiA+IENoYW5nZXMgaW4gdjM6LQo+ID4+ID4gLSBSZWJhc2VkIG9uIHRvcCBvZiBl YXJsaWVyIHYzIHBhdGNoZXMsCj4gPj4gPgo+ID4+ID4gQ2hhbmdlcyBpbiB2MjotCj4gPj4gPiAt IFJlbW92ZWQgdGhlIGNoYW5nZSBpZCBhbmQgbW9kaWZpZWQgdGhlIGNvbW1pdCBtZXNzYWdlCj4g Pj4gPiAtLS0KPiA+PiA+ICBkcml2ZXJzL2dwdS9kcm0vYXJtL21hbGlkcF9kcnYuYyB8IDE3ICsr KysrKysrKysrKysrKysrCj4gPj4gPiAgMSBmaWxlIGNoYW5nZWQsIDE3IGluc2VydGlvbnMoKykK PiA+PiA+Cj4gPj4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FybS9tYWxpZHBfZHJ2 LmMgYi9kcml2ZXJzL2dwdS9kcm0vYXJtL21hbGlkcF9kcnYuYwo+ID4+ID4gaW5kZXggODIyMjFl YS4uYzUzYjQ2YSAxMDA2NDQKPiA+PiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hcm0vbWFsaWRw X2Rydi5jCj4gPj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYXJtL21hbGlkcF9kcnYuYwo+ID4+ ID4gQEAgLTc2OCw4ICs3NjgsMjUgQEAgc3RhdGljIGludCBfX21heWJlX3VudXNlZCBtYWxpZHBf cG1fcmVzdW1lKHN0cnVjdCBkZXZpY2UgKmRldikKPiA+PiA+ICAgICByZXR1cm4gMDsKPiA+PiA+ ICB9Cj4gPj4gPgo+ID4+ID4gK3N0YXRpYyBpbnQgX19tYXliZV91bnVzZWQgbWFsaWRwX3BtX3N1 c3BlbmRfbGF0ZShzdHJ1Y3QgZGV2aWNlICpkZXYpCj4gPj4gPiArewo+ID4+ID4gKyAgIGlmICgh cG1fcnVudGltZV9zdGF0dXNfc3VzcGVuZGVkKGRldikpIHsKPiA+PiA+ICsgICAgICAgICAgIG1h bGlkcF9ydW50aW1lX3BtX3N1c3BlbmQoZGV2KTsKPiA+PiA+ICsgICAgICAgICAgIHBtX3J1bnRp bWVfc2V0X3N1c3BlbmRlZChkZXYpOwo+ID4+ID4gKyAgIH0KPiA+PiA+ICsgICByZXR1cm4gMDsK PiA+PiA+ICt9Cj4gPj4gPiArCj4gPj4gPiArc3RhdGljIGludCBfX21heWJlX3VudXNlZCBtYWxp ZHBfcG1fcmVzdW1lX2Vhcmx5KHN0cnVjdCBkZXZpY2UgKmRldikKPiA+PiA+ICt7Cj4gPj4gPiAr ICAgbWFsaWRwX3J1bnRpbWVfcG1fcmVzdW1lKGRldik7Cj4gPj4gPiArICAgcG1fcnVudGltZV9z ZXRfYWN0aXZlKGRldik7Cj4gPj4gPiArICAgcmV0dXJuIDA7Cj4gPj4gPiArfQo+ID4+ID4gKwo+ ID4+ID4gIHN0YXRpYyBjb25zdCBzdHJ1Y3QgZGV2X3BtX29wcyBtYWxpZHBfcG1fb3BzID0gewo+ ID4+ID4gICAgIFNFVF9TWVNURU1fU0xFRVBfUE1fT1BTKG1hbGlkcF9wbV9zdXNwZW5kLCBtYWxp ZHBfcG1fcmVzdW1lKSBcCj4gPj4gPiArICAgU0VUX0xBVEVfU1lTVEVNX1NMRUVQX1BNX09QUyht YWxpZHBfcG1fc3VzcGVuZF9sYXRlLCBtYWxpZHBfcG1fcmVzdW1lX2Vhcmx5KSBcCj4gPj4gPiAg ICAgU0VUX1JVTlRJTUVfUE1fT1BTKG1hbGlkcF9ydW50aW1lX3BtX3N1c3BlbmQsIG1hbGlkcF9y dW50aW1lX3BtX3Jlc3VtZSwgTlVMTCkKPiA+PiA+ICB9Owo+ID4+ID4KPiA+PiA+IC0tCj4gPj4g PiAyLjcuNAo+ID4+ID4KPiA+PiA+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCj4gPj4gPiBkcmktZGV2ZWwgbWFpbGluZyBsaXN0Cj4gPj4gPiBkcmktZGV2 ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gPj4gPiBodHRwczovL2xpc3RzLmZyZWVkZXNrdG9w Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo+ID4+Cj4gPj4gLS0KPiA+PiBEYW5pZWwg VmV0dGVyCj4gPj4gU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBvcmF0aW9uCj4gPj4gaHR0 cDovL2Jsb2cuZmZ3bGwuY2gKPiA+Cj4gPiAtLQo+ID4gPT09PT09PT09PT09PT09PT09PT0KPiA+ IHwgSSB3b3VsZCBsaWtlIHRvIHwKPiA+IHwgZml4IHRoZSB3b3JsZCwgIHwKPiA+IHwgYnV0IHRo ZXkncmUgbm90IHwKPiA+IHwgZ2l2aW5nIG1lIHRoZSAgIHwKPiA+ICBcIHNvdXJjZSBjb2RlISAg Lwo+ID4gICAtLS0tLS0tLS0tLS0tLS0KPiA+ICAgICA/P1xfKD8/PylfLz8/Cj4gPiBfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+ID4gZHJpLWRldmVsIG1h aWxpbmcgbGlzdAo+ID4gZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+ID4gaHR0cHM6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwKPiAKPiAK PiAKPiAtLSAKPiBEYW5pZWwgVmV0dGVyCj4gU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBv cmF0aW9uCj4gKzQxICgwKSA3OSAzNjUgNTcgNDggLSBodHRwOi8vYmxvZy5mZndsbC5jaApfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFp bGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK