From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Agner Subject: Re: [PATCH 2/2] drm/fsl-dcu: use flat regmap cache Date: Tue, 02 Feb 2016 16:39:01 -0800 Message-ID: <620dc77d17fa1f6f2c9d5b1fd0f424f2@agner.ch> References: <1453344627-3894-1-git-send-email-stefan@agner.ch> <1453344627-3894-2-git-send-email-stefan@agner.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.kmu-office.ch (mail.kmu-office.ch [178.209.48.109]) by gabe.freedesktop.org (Postfix) with ESMTPS id 75D806E03B for ; Tue, 2 Feb 2016 16:41:29 -0800 (PST) In-Reply-To: <1453344627-3894-2-git-send-email-stefan@agner.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org Cc: meng.yi@nxp.com, alison.wang@freescale.com, daniel.vetter@ffwll.ch, linux-kernel@vger.kernel.org, Mark Brown List-Id: dri-devel@lists.freedesktop.org T24gMjAxNi0wMS0yMCAxODo1MCwgU3RlZmFuIEFnbmVyIHdyb3RlOgo+IFVzaW5nIGZsYXQgcmVn bWFwIGNhY2hlIGluc3RlYWQgb2YgUkItdHJlZSB0byBhdm9pZCB0aGUgZm9sbG93aW5nCj4gbG9j a2RlcCB3YXJuaW5nIG9uIGRyaXZlciBsb2FkOgo+IFsgICAgMC42OTcyODVdIFdBUk5JTkc6IENQ VTogMCBQSUQ6IDEgYXQga2VybmVsL2xvY2tpbmcvbG9ja2RlcC5jOjI3NTUKPiBsb2NrZGVwX3Ry YWNlX2FsbG9jKzB4MTVjLzB4MTYwKCkKPiBbICAgIDAuNjk3NDQ5XSBERUJVR19MT0NLU19XQVJO X09OKGlycXNfZGlzYWJsZWRfZmxhZ3MoZmxhZ3MpKQo+IAo+IFRoZSBSQi10cmVlIHJlZ21hcCBj YWNoZSBuZWVkcyB0byBhbGxvY2F0ZSBuZXcgc3BhY2Ugb24gZmlyc3QKPiB3cml0ZXMuIEhvd2V2 ZXIsIGFsbG9jYXRpb25zIGluIGFuIGF0b21pYyBjb250ZXh0IChlLmcuIHdoZW4gYQo+IHNwaW5s b2NrIGlzIGhlbGQpIGFyZSBub3QgYWxsb3dlZC4gVGhlIGZ1bmN0aW9uIHJlZ21hcF93cml0ZQo+ IGNhbGxzIG1hcC0+bG9jaywgd2hpY2ggYWNxdWlyZXMgYSBzcGlubG9jayBpbiB0aGUgZmFzdF9p byBjYXNlLgo+IFNpbmNlIHRoZSBGU0wgRENVIGRyaXZlciB1c2VzIE1NSU8sIHRoZSByZWdtYXAg YnVzIG9mIHR5cGUKPiByZWdtYXBfbW1pbyBpcyBiZWluZyB1c2VkIHdoaWNoIGhhcyBmYXN0X2lv IHNldCB0byB0cnVlLgo+IAo+IFRoZSBNTUlPIHNwYWNlIG9mIHRoZSBEQ1UgZHJpdmVyIGlzIHJl YXNvbmFibGUgY29uZGVuc2UsIGhlbmNlCj4gdXNpbmcgdGhlIG11Y2ggZmFzdGVyIGZsYXQgcmVn bWFwIGNhY2hlIGlzIGFueXdheSB0aGUgYmV0dGVyCj4gY2hvaWNlLgo+IAo+IFNpZ25lZC1vZmYt Ynk6IFN0ZWZhbiBBZ25lciA8c3RlZmFuQGFnbmVyLmNoPgo+IENjOiBNYXJrIEJyb3duIDxicm9v bmllQGtlcm5lbC5vcmc+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9mc2wtZGN1L2ZzbF9kY3Vf ZHJtX2Rydi5jIHwgMjAgKysrKysrKysrKysrLS0tLS0tLS0KPiAgZHJpdmVycy9ncHUvZHJtL2Zz bC1kY3UvZnNsX2RjdV9kcm1fZHJ2LmggfCAgNiArKysrLS0KPiAgMiBmaWxlcyBjaGFuZ2VkLCAx NiBpbnNlcnRpb25zKCspLCAxMCBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVy cy9ncHUvZHJtL2ZzbC1kY3UvZnNsX2RjdV9kcm1fZHJ2LmMKPiBiL2RyaXZlcnMvZ3B1L2RybS9m c2wtZGN1L2ZzbF9kY3VfZHJtX2Rydi5jCj4gaW5kZXggZTAxYzgxMy4uOTcxYzUyMCAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vZnNsLWRjdS9mc2xfZGN1X2RybV9kcnYuYwo+ICsrKyBi L2RyaXZlcnMvZ3B1L2RybS9mc2wtZGN1L2ZzbF9kY3VfZHJtX2Rydi5jCj4gQEAgLTM2LDExICsz NiwxMSBAQCBzdGF0aWMgYm9vbCBmc2xfZGN1X2RybV9pc192b2xhdGlsZV9yZWcoc3RydWN0Cj4g ZGV2aWNlICpkZXYsIHVuc2lnbmVkIGludCByZWcpCj4gIAlyZXR1cm4gZmFsc2U7Cj4gIH0KPiAg Cj4gLXN0YXRpYyBjb25zdCBzdHJ1Y3QgcmVnbWFwX2NvbmZpZyBmc2xfZGN1X3JlZ21hcF9jb25m aWcgPSB7Cj4gK3N0YXRpYyBzdHJ1Y3QgcmVnbWFwX2NvbmZpZyBmc2xfZGN1X3JlZ21hcF9jb25m aWcgPSB7Cj4gIAkucmVnX2JpdHMgPSAzMiwKPiAgCS5yZWdfc3RyaWRlID0gNCwKPiAgCS52YWxf Yml0cyA9IDMyLAo+IC0JLmNhY2hlX3R5cGUgPSBSRUdDQUNIRV9SQlRSRUUsCj4gKwkuY2FjaGVf dHlwZSA9IFJFR0NBQ0hFX0ZMQVQsCj4gIAo+ICAJLnZvbGF0aWxlX3JlZyA9IGZzbF9kY3VfZHJt X2lzX3ZvbGF0aWxlX3JlZywKPiAgfTsKPiBAQCAtMjYwLDEyICsyNjAsMTQgQEAgc3RhdGljIGNv bnN0IHN0cnVjdCBmc2xfZGN1X3NvY19kYXRhCj4gZnNsX2RjdV9sczEwMjFhX2RhdGEgPSB7Cj4g IAkubmFtZSA9ICJsczEwMjFhIiwKPiAgCS50b3RhbF9sYXllciA9IDE2LAo+ICAJLm1heF9sYXll ciA9IDQsCj4gKwkubWF4X3JlZ2lzdGVyID0gTFMxMDIxQV9EQ1VfTUFYX1JFR0lTVEVSLAo+ICB9 Owo+ICAKPiAgc3RhdGljIGNvbnN0IHN0cnVjdCBmc2xfZGN1X3NvY19kYXRhIGZzbF9kY3VfdmY2 MTBfZGF0YSA9IHsKPiAgCS5uYW1lID0gInZmNjEwIiwKPiAgCS50b3RhbF9sYXllciA9IDY0LAo+ ICAJLm1heF9sYXllciA9IDYsCj4gKwkubWF4X3JlZ2lzdGVyID0gVkY2MTBfRENVX01BWF9SRUdJ U1RFUiwKPiAgfTsKPiAgCj4gIHN0YXRpYyBjb25zdCBzdHJ1Y3Qgb2ZfZGV2aWNlX2lkIGZzbF9k Y3Vfb2ZfbWF0Y2hbXSA9IHsKPiBAQCAtMzMxLDYgKzMzMywxNCBAQCBzdGF0aWMgaW50IGZzbF9k Y3VfZHJtX3Byb2JlKHN0cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpCj4gIAkJcmV0dXJuIHJl dDsKPiAgCX0KPiAgCj4gKwlpZCA9IG9mX21hdGNoX25vZGUoZnNsX2RjdV9vZl9tYXRjaCwgcGRl di0+ZGV2Lm9mX25vZGUpOwo+ICsJaWYgKCFpZCkKPiArCQlyZXR1cm4gLUVOT0RFVjsKPiArCj4g Kwlkcm0gPSBkcm1fZGV2X2FsbG9jKGRyaXZlciwgZGV2KTsKPiArCWZzbF9kZXYtPnNvYyA9IGlk LT5kYXRhOwo+ICsKPiArCWZzbF9kY3VfcmVnbWFwX2NvbmZpZy5tYXhfcmVnaXN0ZXIgPSBmc2xf ZGV2LT5zb2MtPm1heF9yZWdpc3RlcjsKPiAgCWZzbF9kZXYtPnJlZ21hcCA9IGRldm1fcmVnbWFw X2luaXRfbW1pbyhkZXYsIGJhc2UsCj4gIAkJCSZmc2xfZGN1X3JlZ21hcF9jb25maWcpOwo+ICAJ aWYgKElTX0VSUihmc2xfZGV2LT5yZWdtYXApKSB7Cj4gQEAgLTMzOCwxMiArMzQ4LDYgQEAgc3Rh dGljIGludCBmc2xfZGN1X2RybV9wcm9iZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNlICpwZGV2KQo+ ICAJCXJldHVybiBQVFJfRVJSKGZzbF9kZXYtPnJlZ21hcCk7Cj4gIAl9Cj4gIAo+IC0JaWQgPSBv Zl9tYXRjaF9ub2RlKGZzbF9kY3Vfb2ZfbWF0Y2gsIHBkZXYtPmRldi5vZl9ub2RlKTsKPiAtCWlm ICghaWQpCj4gLQkJcmV0dXJuIC1FTk9ERVY7Cj4gLQlmc2xfZGV2LT5zb2MgPSBpZC0+ZGF0YTsK PiAtCj4gLQlkcm0gPSBkcm1fZGV2X2FsbG9jKGRyaXZlciwgZGV2KTsKPiAgCWlmICghZHJtKQo+ ICAJCXJldHVybiAtRU5PTUVNOwoKClRoZSBkcm1fZGV2X2FsbG9jIGNhbGwgc2hvdWxkIGJlIGNs b3NlIHRvIGl0cyBlcnJvciBoYW5kbGluZywgYW5kIG1vdmluZwppcyBhbnl3YXkgbm90IG5lY2Vz c2FyeS4uLgoKV2lsbCBmaXggdGhhdCBpbiB2MgoKLS0KU3RlZmFuCgo+ICAKPiBkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL2ZzbC1kY3UvZnNsX2RjdV9kcm1fZHJ2LmgKPiBiL2RyaXZlcnMv Z3B1L2RybS9mc2wtZGN1L2ZzbF9kY3VfZHJtX2Rydi5oCj4gaW5kZXggMmE3MjRmMy4uN2MyOTZh MCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vZnNsLWRjdS9mc2xfZGN1X2RybV9kcnYu aAo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9mc2wtZGN1L2ZzbF9kY3VfZHJtX2Rydi5oCj4gQEAg LTExNCw4ICsxMTQsNiBAQAo+ICAjZGVmaW5lIERDVV9VUERBVEVfTU9ERV9NT0RFCQlCSVQoMzEp Cj4gICNkZWZpbmUgRENVX1VQREFURV9NT0RFX1JFQURSRUcJCUJJVCgzMCkKPiAgCj4gLSNkZWZp bmUgRENVX0RDRkJfTUFYCQkJMHgzMDAKPiAtCj4gICNkZWZpbmUgRENVX0NUUkxERVNDTE4obGF5 ZXIsIHJlZykJKDB4MjAwICsgKHJlZyAtIDEpICogNCArIChsYXllcikgKiAweDQwKQo+ICAKPiAg I2RlZmluZSBEQ1VfTEFZRVJfSEVJR0hUKHgpCQkoKHgpIDw8IDE2KQo+IEBAIC0xNTUsNiArMTUz LDkgQEAKPiAgI2RlZmluZSBEQ1VfTEFZRVJfUE9TVF9TS0lQKHgpCQkoKHgpIDw8IDE2KQo+ICAj ZGVmaW5lIERDVV9MQVlFUl9QUkVfU0tJUCh4KQkJKHgpCj4gIAo+ICsjZGVmaW5lIFZGNjEwX0RD VV9NQVhfUkVHSVNURVIJCTB4MTFmYwo+ICsjZGVmaW5lIExTMTAyMUFfRENVX01BWF9SRUdJU1RF UgkweDVmYwo+ICsKPiAgI2RlZmluZSBGU0xfRENVX1JHQjU2NQkJCTQKPiAgI2RlZmluZSBGU0xf RENVX1JHQjg4OAkJCTUKPiAgI2RlZmluZSBGU0xfRENVX0FSR0I4ODg4CQk2Cj4gQEAgLTE3NSw2 ICsxNzYsNyBAQCBzdHJ1Y3QgZnNsX2RjdV9zb2NfZGF0YSB7Cj4gIAl1bnNpZ25lZCBpbnQgdG90 YWxfbGF5ZXI7Cj4gIAkvKm1heCBsYXllciBudW1iZXIgRENVIHN1cHBvcnRlZCovCj4gIAl1bnNp Z25lZCBpbnQgbWF4X2xheWVyOwo+ICsJdW5zaWduZWQgaW50IG1heF9yZWdpc3RlcjsKPiAgfTsK PiAgCj4gIHN0cnVjdCBmc2xfZGN1X2RybV9kZXZpY2UgewpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZl bEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=