From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [PATCH v2] i2c: of: Try to find an I2C adapter matching the parent Date: Fri, 25 Jan 2019 14:11:42 +0100 Message-ID: <20190125131142.26837-1-thierry.reding@gmail.com> 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: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Wolfram Sang Cc: Tristan Bastian , Vlado Plaga , dri-devel@lists.freedesktop.org, Rob Herring , linux-i2c@vger.kernel.org, linux-tegra@vger.kernel.org List-Id: linux-i2c@vger.kernel.org RnJvbTogVGhpZXJyeSBSZWRpbmcgPHRyZWRpbmdAbnZpZGlhLmNvbT4KCklmIGFuIEkyQyBhZGFw dGVyIGRvZXNuJ3QgbWF0Y2ggdGhlIHByb3ZpZGVkIGRldmljZSB0cmVlIG5vZGUsIGFsc28gdHJ5 Cm1hdGNoaW5nIHRoZSBwYXJlbnQncyBkZXZpY2UgdHJlZSBub2RlLiBUaGlzIGFsbG93cyBmaW5k aW5nIGFuIGFkYXB0ZXIKYmFzZWQgb24gdGhlIGRldmljZSBub2RlIG9mIHRoZSBwYXJlbnQgZGV2 aWNlIHRoYXQgd2FzIHVzZWQgdG8gcmVnaXN0ZXIKaXQuCgpUaGlzIGZpeGVzIGEgcmVncmVzc2lv biBvbiBUZWdyYTEyNC1iYXNlZCBDaHJvbWVib29rcyAoTnlhbikgd2hlcmUgdGhlCmVEUCBjb250 cm9sbGVyIHJlZ2lzdGVycyBhbiBJMkMgYWRhcHRlciB0aGF0IGlzIHVzZWQgdG8gcmVhZCB0byBF RElELgpBZnRlciBjb21taXQgOTkzYTgxNWRjYmIyICgiZHQtYmluZGluZ3M6IHBhbmVsOiBBZGQg bWlzc2luZyAudHh0CnN1ZmZpeCIpIHRoaXMgc3RvcHBlZCB3b3JraW5nIGJlY2F1c2UgdGhlIEky QyBhZGFwdGVyIGNvdWxkIG5vIGxvbmdlcgpiZSBmb3VuZC4gVGhlIGFwcHJvYWNoIGluIHRoaXMg cGF0Y2ggZml4ZXMgdGhlIHJlZ3Jlc3Npb24gd2l0aG91dAppbnRyb2R1Y2luZyB0aGUgaXNzdWVz IHRoYXQgdGhlIGFib3ZlIGNvbW1pdCBzb2x2ZWQuCgpGaXhlczogMTdhYjc4MDZkZTBjICgiZHJt OiBkb24ndCBsaW5rIERQIGF1eCBpMmMgYWRhcHRlciB0byB0aGUgaGFyZHdhcmUgZGV2aWNlIG5v ZGUiKQpTaWduZWQtb2ZmLWJ5OiBUaGllcnJ5IFJlZGluZyA8dHJlZGluZ0BudmlkaWEuY29tPgot LS0KQ2hhbmdlcyBpbiB2MjoKLSBjaGVjayBmb3IgYm90aCBkZXZpY2UgYW5kIHBhcmVudCBkZXZp Y2UgdHJlZSBub2RlcyBmb3IgZWFjaCBkZXZpY2UKICBpbnN0ZWFkIG9mIGxvb3BpbmcgdGhyb3Vn aCB0aGUgbGlzdCBvZiBkZXZpY2VzIHR3aWNlCgogZHJpdmVycy9pMmMvaTJjLWNvcmUtb2YuYyB8 IDE0ICsrKysrKysrKysrKystCiAxIGZpbGUgY2hhbmdlZCwgMTMgaW5zZXJ0aW9ucygrKSwgMSBk ZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvaTJjL2kyYy1jb3JlLW9mLmMgYi9kcml2 ZXJzL2kyYy9pMmMtY29yZS1vZi5jCmluZGV4IDZjYjdhZDYwOGJjZC4uMGYwMWNkYmE5ZDJjIDEw MDY0NAotLS0gYS9kcml2ZXJzL2kyYy9pMmMtY29yZS1vZi5jCisrKyBiL2RyaXZlcnMvaTJjL2ky Yy1jb3JlLW9mLmMKQEAgLTEyMSw2ICsxMjEsMTcgQEAgc3RhdGljIGludCBvZl9kZXZfbm9kZV9t YXRjaChzdHJ1Y3QgZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEpCiAJcmV0dXJuIGRldi0+b2Zfbm9k ZSA9PSBkYXRhOwogfQogCitzdGF0aWMgaW50IG9mX2Rldl9vcl9wYXJlbnRfbm9kZV9tYXRjaChz dHJ1Y3QgZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEpCit7CisJaWYgKGRldi0+b2Zfbm9kZSA9PSBk YXRhKQorCQlyZXR1cm4gMTsKKworCWlmIChkZXYtPnBhcmVudCkKKwkJcmV0dXJuIGRldi0+cGFy ZW50LT5vZl9ub2RlID09IGRhdGE7CisKKwlyZXR1cm4gMDsKK30KKwogLyogbXVzdCBjYWxsIHB1 dF9kZXZpY2UoKSB3aGVuIGRvbmUgd2l0aCByZXR1cm5lZCBpMmNfY2xpZW50IGRldmljZSAqLwog c3RydWN0IGkyY19jbGllbnQgKm9mX2ZpbmRfaTJjX2RldmljZV9ieV9ub2RlKHN0cnVjdCBkZXZp Y2Vfbm9kZSAqbm9kZSkKIHsKQEAgLTE0NSw3ICsxNTYsOCBAQCBzdHJ1Y3QgaTJjX2FkYXB0ZXIg Km9mX2ZpbmRfaTJjX2FkYXB0ZXJfYnlfbm9kZShzdHJ1Y3QgZGV2aWNlX25vZGUgKm5vZGUpCiAJ c3RydWN0IGRldmljZSAqZGV2OwogCXN0cnVjdCBpMmNfYWRhcHRlciAqYWRhcHRlcjsKIAotCWRl diA9IGJ1c19maW5kX2RldmljZSgmaTJjX2J1c190eXBlLCBOVUxMLCBub2RlLCBvZl9kZXZfbm9k ZV9tYXRjaCk7CisJZGV2ID0gYnVzX2ZpbmRfZGV2aWNlKCZpMmNfYnVzX3R5cGUsIE5VTEwsIG5v ZGUsCisJCQkgICAgICBvZl9kZXZfb3JfcGFyZW50X25vZGVfbWF0Y2gpOwogCWlmICghZGV2KQog CQlyZXR1cm4gTlVMTDsKIAotLSAKMi4xOS4xCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0 cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9kcmktZGV2ZWwK