From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark yao Subject: Re: [PATCH] drm/rockchip: vop: Reset yrgb_mst when re-enabling Date: Sat, 19 Mar 2016 09:15:45 +0800 Message-ID: <56ECA841.40803@rock-chips.com> References: <1458300147-6472-1-git-send-email-tomeu.vizoso@collabora.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1458300147-6472-1-git-send-email-tomeu.vizoso@collabora.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Tomeu Vizoso , linux-kernel@vger.kernel.org Cc: linux-rockchip@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org List-Id: linux-rockchip.vger.kernel.org T24gMjAxNuW5tDAz5pyIMTjml6UgMTk6MjIsIFRvbWV1IFZpem9zbyB3cm90ZToKPiBXaGVuIHRo ZSBWT1AgaXMgcmUtZW5hYmxlZCwgaXQgd2lsbCBzdGFydCBzY2FubmluZyByaWdodCBhd2F5IHRo ZQo+IGZyYW1lYnVmZmVycyB0aGF0IHdlcmUgY29uZmlndXJlZCBmcm9tIHRoZSBsYXN0IHRpbWUs IGV2ZW4gaWYgdGhvc2UgaGF2ZQo+IGJlZW4gZGVzdHJveWVkIGFscmVhZHkuIFRvIHByZXZlbnQg dGhlIFZPUCBmcm9tIHRyeWluZyB0byBhY2Nlc3MgZnJlZWQKPiBtZW1vcnksIHJlc2V0IHRoZSBy ZWdpc3RlcnMgdGhhdCBob2xkIHBvaW50ZXJzIHRvIGZyYW1lYnVmZmVycyByaWdodAo+IGFmdGVy IHdlIGNhbiB3cml0ZSB0byB0aGVtLCBidXQgYmVmb3JlIHRoZSBWT1AgaXMgYXdha2VuIGZyb20g c3RhbmRieS4KPgo+IFNpZ25lZC1vZmYtYnk6IFRvbWV1IFZpem9zbyA8dG9tZXUudml6b3NvQGNv bGxhYm9yYS5jb20+Cj4gTGluazogaHR0cDovL2xrbWwua2VybmVsLm9yZy9nL0NBQU9ic0tBdisw NWloNVUrPTRraWNfTnNqR01oZnhZaGVIUjh4WFhtYWNacytwNVNId0BtYWlsLmdtYWlsLmNvbQo+ IC0tLQo+ICAgZHJpdmVycy9ncHUvZHJtL3JvY2tjaGlwL3JvY2tjaGlwX2RybV92b3AuYyB8IDEz ICsrKysrKysrKysrKysKPiAgIDEgZmlsZSBjaGFuZ2VkLCAxMyBpbnNlcnRpb25zKCspCj4KPiBk aWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL3JvY2tjaGlwL3JvY2tjaGlwX2RybV92b3AuYyBi L2RyaXZlcnMvZ3B1L2RybS9yb2NrY2hpcC9yb2NrY2hpcF9kcm1fdm9wLmMKPiBpbmRleCA1ZTU3 ZjViMmU0YjAuLjBkZjkxYzI4NzQwYiAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vcm9j a2NoaXAvcm9ja2NoaXBfZHJtX3ZvcC5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL3JvY2tjaGlw L3JvY2tjaGlwX2RybV92b3AuYwo+IEBAIC00MjksNiArNDI5LDcgQEAgc3RhdGljIHZvaWQgdm9w X2RzcF9ob2xkX3ZhbGlkX2lycV9kaXNhYmxlKHN0cnVjdCB2b3AgKnZvcCkKPiAgIHN0YXRpYyB2 b2lkIHZvcF9lbmFibGUoc3RydWN0IGRybV9jcnRjICpjcnRjKQo+ICAgewo+ICAgCXN0cnVjdCB2 b3AgKnZvcCA9IHRvX3ZvcChjcnRjKTsKPiArCWludCBpOwo+ICAgCWludCByZXQ7Cj4gICAKPiAg IAlpZiAodm9wLT5pc19lbmFibGVkKQo+IEBAIC00NzYsNiArNDc3LDE4IEBAIHN0YXRpYyB2b2lk IHZvcF9lbmFibGUoc3RydWN0IGRybV9jcnRjICpjcnRjKQo+ICAgCSAqLwo+ICAgCXZvcC0+aXNf ZW5hYmxlZCA9IHRydWU7Cj4gICAKPiArCS8qCj4gKwkgKiBCZWZvcmUgdHVybmluZyB0aGUgVk9Q IGNvbXBsZXRlbHkgb24sIHVuc2V0IHRoZSByZWdpc3RlcnMKPiArCSAqIGNvbnRhaW5pbmcgRkIg YWRkcmVzc2VzIHRvIGF2b2lkIHRoZSBIVyBzdGFydCBzY2FubmluZyBvbGQgRkJzLgo+ICsJICov Cj4gKwlmb3IgKGkgPSAwOyBpIDwgdm9wLT5kYXRhLT53aW5fc2l6ZTsgaSsrKSB7Cj4gKwkJc3Ry dWN0IHZvcF93aW4gKnZvcF93aW4gPSAmdm9wLT53aW5baV07Cj4gKwkJY29uc3Qgc3RydWN0IHZv cF93aW5fZGF0YSAqd2luID0gdm9wX3dpbi0+ZGF0YTsKPiArCj4gKwkJVk9QX1dJTl9TRVQodm9w LCB3aW4sIHlyZ2JfbXN0LCAweDApOwo+ICsJCVZPUF9XSU5fU0VUKHZvcCwgd2luLCB1dl9tc3Qs IDB4MCk7Cj4gKwl9Cj4gKwpIaSBUb21ldQoKVGhhbmtzIGZvciB5b3VyIGZpeC4KClNldCB5cmdi X21zdCBhbmQgdXZfbXN0IGlzIG5vdCBhIGdvb2QgaWRlYSwgYmVjYXVzZSAweDAgYWxzbyBpcyBh IG1lbW9yeSAKYnVmZmVyIGFkZHJlc3MsIGRkciB3aWxsIGFjY2VzcyB0aGUgMHgwIGJ1ZmZlci4K SSB0aGluayB5b3UgbWF5IGVuYWJsZSBEUk1fRkJERVZfRU1VTEFUSU9OLCB0aGUgMHgwIGFkZHJl c3MgaXMgaW9tbXUgCm1tYXBlZCBhZGRyZXNzIGZvciBmYmRldiwgc28geW91ciB0ZXN0IGNhbiB3 b3Jrcy4KYnV0IGlmIERSTV9GQkRFVl9FTVVMQVRJT04gaXMgbm90IGRlZmluZSwgbWF5IGJlIDB4 MCBhZGRyZXNzIGlzIAp1bm1tYXBlZCwgd291bGQgZ2V0IHRoZSBpb21tdSBjcmFzaC4KCkkgdGhp bmsgd2UgY2FuIHVzZSBhdG9taWMgZGlzYWJsZSBmdW5jdGlvbiBsaWtlIHRoaXM6CmZvcl9lYWNo X3BsYW5lX2luX3N0YXRlKG9sZF9zdGF0ZSwgcGxhbmUsIG9sZF9wbGFuZV9zdGF0ZSwgaSkgewog ICAgIGNvbnN0IHN0cnVjdCBkcm1fcGxhbmVfaGVscGVyX2Z1bmNzICpmdW5jczsKICAgICBmdW5j cyA9IHBsYW5lLT5oZWxwZXJfcHJpdmF0ZTsKICAgICBmdW5jcy0+YXRvbWljX2Rpc2FibGUocGxh bmUsIG9sZF9wbGFuZV9zdGF0ZSk7Cn0KCkJ1dCBJIHRoaW5rIHdlJ2QgYmV0dGVyIGZpbmQgd2h5 IHdlIG5lZWQgZG8gdGhpcyBoYWNrIGhlcmUuCgpEb2VzIHRoZSBvbGQgRkIgYWRkcmVzcyBpcyB1 bW1hcGVkIHdoZW4gY3J0YyBkaXNhYmxpbmc/IHdoeSBwbGFuZSBpcyBub3QgCmRpc2FibGVkPwoK VGhhbmtzLgoKPiAgIAlzcGluX2xvY2soJnZvcC0+cmVnX2xvY2spOwo+ICAgCj4gICAJVk9QX0NU UkxfU0VUKHZvcCwgc3RhbmRieSwgMCk7CgoKLS0gCu+8rWFyayBZYW8KCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0 CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK