From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chen-Yu Tsai Subject: [PATCH 5/8] drm/sun4i: tcon: Simplify sun4i_tcon_find_engine_traverse for one input Date: Fri, 8 Sep 2017 15:50:13 +0800 Message-ID: <20170908075016.18657-6-wens@csie.org> References: <20170908075016.18657-1-wens@csie.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170908075016.18657-1-wens@csie.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Maxime Ripard , David Airlie Cc: devicetree@vger.kernel.org, Chen-Yu Tsai , linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org List-Id: devicetree@vger.kernel.org Tm93IHRoYXQgc3VuNGlfdGNvbl9maW5kX2VuZ2luZV90cmF2ZXJzZSgpIHVzYWdlIGlzIHJlc3Ry aWN0ZWQgdG8gdGhlCnNpbmdsZSBpbnB1dCBjYXNlLCB3ZSBjYW4gcmVtb3ZlIHRoZSBmb3JfZWFj aF9hdmFpbGFibGVfY2hpbGRfb2Zfbm9kZQpsb29wLgoKV2hpbGUgYXQgaXQsIGNvbnNvbGlkYXRl IGFsbCB0aGUgb2Zfbm9kZV9wdXQgY2FsbHMgaW50byBhIGNvbW1vbiBleGl0CnBhdGguCgpTaWdu ZWQtb2ZmLWJ5OiBDaGVuLVl1IFRzYWkgPHdlbnNAY3NpZS5vcmc+Ci0tLQogZHJpdmVycy9ncHUv ZHJtL3N1bjRpL3N1bjRpX3Rjb24uYyB8IDUxICsrKysrKysrKysrKysrKysrKystLS0tLS0tLS0t LS0tLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgMjUgaW5zZXJ0aW9ucygrKSwgMjYgZGVsZXRpb25z KC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL3N1bjRpL3N1bjRpX3Rjb24uYyBiL2Ry aXZlcnMvZ3B1L2RybS9zdW40aS9zdW40aV90Y29uLmMKaW5kZXggMzNjMjBkMmY5ZmIxLi5lOWFi MDNmMGJmNmUgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9zdW40aS9zdW40aV90Y29uLmMK KysrIGIvZHJpdmVycy9ncHUvZHJtL3N1bjRpL3N1bjRpX3Rjb24uYwpAQCAtNDY4LDcgKzQ2OCw3 IEBAIHN1bjRpX3Rjb25fZmluZF9lbmdpbmVfdHJhdmVyc2Uoc3RydWN0IHN1bjRpX2RydiAqZHJ2 LAogCQkJCXN0cnVjdCBkZXZpY2Vfbm9kZSAqbm9kZSkKIHsKIAlzdHJ1Y3QgZGV2aWNlX25vZGUg KnBvcnQsICplcCwgKnJlbW90ZTsKLQlzdHJ1Y3Qgc3VueGlfZW5naW5lICplbmdpbmU7CisJc3Ry dWN0IHN1bnhpX2VuZ2luZSAqZW5naW5lID0gRVJSX1BUUigtRUlOVkFMKTsKIAogCXBvcnQgPSBv Zl9ncmFwaF9nZXRfcG9ydF9ieV9pZChub2RlLCAwKTsKIAlpZiAoIXBvcnQpCkBAIC00ODMsMzUg KzQ4MywzNCBAQCBzdW40aV90Y29uX2ZpbmRfZW5naW5lX3RyYXZlcnNlKHN0cnVjdCBzdW40aV9k cnYgKmRydiwKIAkgKgogCSAqIEJhaWwgb3V0IGlmIHRoZXJlIGFyZSBtdWx0aXBsZSBpbnB1dCBj b25uZWN0aW9ucy4KIAkgKi8KLQlpZiAob2ZfZ2V0X2F2YWlsYWJsZV9jaGlsZF9jb3VudChwb3J0 KSAhPSAxKSB7Ci0JCW9mX25vZGVfcHV0KHBvcnQpOwotCQlyZXR1cm4gRVJSX1BUUigtRUlOVkFM KTsKLQl9CisJaWYgKG9mX2dldF9hdmFpbGFibGVfY2hpbGRfY291bnQocG9ydCkgIT0gMSkKKwkJ Z290byBvdXRfcHV0X3BvcnQ7CiAKLQlmb3JfZWFjaF9hdmFpbGFibGVfY2hpbGRfb2Zfbm9kZShw b3J0LCBlcCkgewotCQlyZW1vdGUgPSBvZl9ncmFwaF9nZXRfcmVtb3RlX3BvcnRfcGFyZW50KGVw KTsKLQkJaWYgKCFyZW1vdGUpCi0JCQljb250aW51ZTsKKwkvKiBHZXQgdGhlIGZpcnN0IGNvbm5l Y3Rpb24gd2l0aG91dCBzcGVjaWZ5aW5nIGFuIElEICovCisJZXAgPSBvZl9nZXRfbmV4dF9hdmFp bGFibGVfY2hpbGQocG9ydCwgTlVMTCk7CisJaWYgKCFlcCkKKwkJZ290byBvdXRfcHV0X3BvcnQ7 CiAKLQkJLyogZG9lcyB0aGlzIG5vZGUgbWF0Y2ggYW55IHJlZ2lzdGVyZWQgZW5naW5lcz8gKi8K LQkJbGlzdF9mb3JfZWFjaF9lbnRyeShlbmdpbmUsICZkcnYtPmVuZ2luZV9saXN0LCBsaXN0KSB7 Ci0JCQlpZiAocmVtb3RlID09IGVuZ2luZS0+bm9kZSkgewotCQkJCW9mX25vZGVfcHV0KHJlbW90 ZSk7Ci0JCQkJb2Zfbm9kZV9wdXQocG9ydCk7Ci0JCQkJcmV0dXJuIGVuZ2luZTsKLQkJCX0KLQkJ fQorCXJlbW90ZSA9IG9mX2dyYXBoX2dldF9yZW1vdGVfcG9ydF9wYXJlbnQoZXApOworCWlmICgh cmVtb3RlKQorCQlnb3RvIG91dF9wdXRfZXA7CiAKLQkJLyoga2VlcCBsb29raW5nIHRocm91Z2gg dXBzdHJlYW0gcG9ydHMgKi8KLQkJZW5naW5lID0gc3VuNGlfdGNvbl9maW5kX2VuZ2luZV90cmF2 ZXJzZShkcnYsIHJlbW90ZSk7Ci0JCWlmICghSVNfRVJSKGVuZ2luZSkpIHsKLQkJCW9mX25vZGVf cHV0KHJlbW90ZSk7Ci0JCQlvZl9ub2RlX3B1dChwb3J0KTsKLQkJCXJldHVybiBlbmdpbmU7Ci0J CX0KLQl9CisJLyogZG9lcyB0aGlzIG5vZGUgbWF0Y2ggYW55IHJlZ2lzdGVyZWQgZW5naW5lcz8g Ki8KKwlsaXN0X2Zvcl9lYWNoX2VudHJ5KGVuZ2luZSwgJmRydi0+ZW5naW5lX2xpc3QsIGxpc3Qp CisJCWlmIChyZW1vdGUgPT0gZW5naW5lLT5ub2RlKQorCQkJZ290byBvdXRfcHV0X3JlbW90ZTsK IAotCXJldHVybiBFUlJfUFRSKC1FSU5WQUwpOworCS8qIGtlZXAgbG9va2luZyB0aHJvdWdoIHVw c3RyZWFtIHBvcnRzICovCisJZW5naW5lID0gc3VuNGlfdGNvbl9maW5kX2VuZ2luZV90cmF2ZXJz ZShkcnYsIHJlbW90ZSk7CisKK291dF9wdXRfcmVtb3RlOgorCW9mX25vZGVfcHV0KHJlbW90ZSk7 CitvdXRfcHV0X2VwOgorCW9mX25vZGVfcHV0KGVwKTsKK291dF9wdXRfcG9ydDoKKwlvZl9ub2Rl X3B1dChwb3J0KTsKKworCXJldHVybiBlbmdpbmU7CiB9CiAKIC8qCi0tIAoyLjE0LjEKCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWls aW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=