From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: usb: host: xhci-plat: Iterate over parent nodes for finding quirks From: Anurag Kumar Vulisha Message-Id: <1528212056-28390-1-git-send-email-anurag.kumar.vulisha@xilinx.com> Date: Tue, 5 Jun 2018 20:50:56 +0530 To: Mathias Nyman , Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Anurag Kumar Vulisha List-ID: SW4geGhjaV9wbGF0X3Byb2JlKCkgYm90aCBzeXNkZXYgYW5kIHBkZXYtPmRldiBhcmUgYmVpbmcg dXNlZApmb3IgZmluZGluZyBxdWlya3MuIFRoZXJlIGFyZSBzb21lIGRyaXZlcnMobGlrZSBkd2Mz IGhvc3QuYykKd2hpY2ggYWRkcyBxdWlya3MobGlrZSB1c2IzLWxwbS1jYXBhYmxlKSBpbnRvIHBk ZXYgYW5kIHRoZSBsb2dpYwpwcmVzZW50IGluIHhoY2lfcGxhdF9wcm9iZSgpIGNoZWNrcyBmb3Ig cXVpcmtzIGluIGVpdGhlciBzeXNkZXYKb3IgcGRldiBmb3IgZmluZGluZyB0aGUgcXVpcmtzLiBC ZWNhdXNlIG9mIHRoaXMgbG9naWMsIHNvbWUgb2YKdGhlIHF1aXJrcyBhcmUgZ2V0dGluZyBtaXNz ZWQodXNiMy1scG0tY2FwYWJsZSBxdWlyayBhZGRlZCBieSBkd2MzCmhvc3QuYyBkcml2ZXIgaXMg Z2V0dGluZyBtaXNzZWQpLlRoaXMgcGF0Y2ggZml4ZXMgdGhpcyBieSBpdGVyYXRpbmcKb3ZlciBh bGwgdGhlIGF2YWlsYWJsZSBwYXJlbnRzIGZvciBmaW5kaW5nIHRoZSBxdWlya3MuIEluIHRoaXMg d2F5CmFsbCB0aGUgcXVpcmtzIHdoaWNoIGFyZSBwcmVzZW50IGluIGNoaWxkIG9yIHBhcmVudCBh cmUgY29ycmVjdGx5CnVwZGF0ZWQuCgpTaWduZWQtb2ZmLWJ5OiBBbnVyYWcgS3VtYXIgVnVsaXNo YSA8YW51cmFnLmt1bWFyLnZ1bGlzaGFAeGlsaW54LmNvbT4KLS0tCiBkcml2ZXJzL3VzYi9ob3N0 L3hoY2ktcGxhdC5jIHwgMjkgKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tLS0KIDEgZmlsZSBj aGFuZ2VkLCAxOCBpbnNlcnRpb25zKCspLCAxMSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9k cml2ZXJzL3VzYi9ob3N0L3hoY2ktcGxhdC5jIGIvZHJpdmVycy91c2IvaG9zdC94aGNpLXBsYXQu YwppbmRleCBjMWIyMmZjLi4wY2QwNDg5IDEwMDY0NAotLS0gYS9kcml2ZXJzL3VzYi9ob3N0L3ho Y2ktcGxhdC5jCisrKyBiL2RyaXZlcnMvdXNiL2hvc3QveGhjaS1wbGF0LmMKQEAgLTE1Miw3ICsx NTIsNyBAQCBzdGF0aWMgaW50IHhoY2lfcGxhdF9wcm9iZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNl ICpwZGV2KQogewogCWNvbnN0IHN0cnVjdCB4aGNpX3BsYXRfcHJpdiAqcHJpdl9tYXRjaDsKIAlj b25zdCBzdHJ1Y3QgaGNfZHJpdmVyCSpkcml2ZXI7Ci0Jc3RydWN0IGRldmljZQkJKnN5c2RldjsK KwlzdHJ1Y3QgZGV2aWNlCQkqc3lzZGV2LCAqdG1wZGV2OwogCXN0cnVjdCB4aGNpX2hjZAkJKnho Y2k7CiAJc3RydWN0IHJlc291cmNlICAgICAgICAgKnJlczsKIAlzdHJ1Y3QgdXNiX2hjZAkJKmhj ZDsKQEAgLTI3MiwxOSArMjcyLDI2IEBAIHN0YXRpYyBpbnQgeGhjaV9wbGF0X3Byb2JlKHN0cnVj dCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpCiAJCWdvdG8gZGlzYWJsZV9jbGs7CiAJfQogCi0JaWYg KGRldmljZV9wcm9wZXJ0eV9yZWFkX2Jvb2woc3lzZGV2LCAidXNiMi1scG0tZGlzYWJsZSIpKQot CQl4aGNpLT5xdWlya3MgfD0gWEhDSV9IV19MUE1fRElTQUJMRTsKKwkvKiBJdGVyYXRlIG92ZXIg YWxsIHBhcmVudCBub2RlcyBmb3IgZmluZGluZyBxdWlya3MgKi8KKwlmb3IgKHRtcGRldiA9ICZw ZGV2LT5kZXY7IHRtcGRldjsgdG1wZGV2ID0gdG1wZGV2LT5wYXJlbnQpIHsKIAotCWlmIChkZXZp Y2VfcHJvcGVydHlfcmVhZF9ib29sKHN5c2RldiwgInVzYjMtbHBtLWNhcGFibGUiKSkKLQkJeGhj aS0+cXVpcmtzIHw9IFhIQ0lfTFBNX1NVUFBPUlQ7CisJCWlmIChkZXZpY2VfcHJvcGVydHlfcmVh ZF9ib29sKHRtcGRldiwgInVzYjItbHBtLWRpc2FibGUiKSkKKwkJCXhoY2ktPnF1aXJrcyB8PSBY SENJX0hXX0xQTV9ESVNBQkxFOwogCi0JaWYgKGRldmljZV9wcm9wZXJ0eV9yZWFkX2Jvb2woJnBk ZXYtPmRldiwgInF1aXJrLWJyb2tlbi1wb3J0LXBlZCIpKQotCQl4aGNpLT5xdWlya3MgfD0gWEhD SV9CUk9LRU5fUE9SVF9QRUQ7CisJCWlmIChkZXZpY2VfcHJvcGVydHlfcmVhZF9ib29sKHRtcGRl diwgInVzYjMtbHBtLWNhcGFibGUiKSkKKwkJCXhoY2ktPnF1aXJrcyB8PSBYSENJX0xQTV9TVVBQ T1JUOwogCi0JLyogaW1vZF9pbnRlcnZhbCBpcyB0aGUgaW50ZXJydXB0IG1vZGVyYXRpb24gdmFs dWUgaW4gbmFub3NlY29uZHMuICovCi0JeGhjaS0+aW1vZF9pbnRlcnZhbCA9IDQwMDAwOwotCWRl dmljZV9wcm9wZXJ0eV9yZWFkX3UzMihzeXNkZXYsICJpbW9kLWludGVydmFsLW5zIiwKLQkJCQkg JnhoY2ktPmltb2RfaW50ZXJ2YWwpOworCQlpZiAoZGV2aWNlX3Byb3BlcnR5X3JlYWRfYm9vbCh0 bXBkZXYsICJxdWlyay1icm9rZW4tcG9ydC1wZWQiKSkKKwkJCXhoY2ktPnF1aXJrcyB8PSBYSENJ X0JST0tFTl9QT1JUX1BFRDsKKworCQkvKgorCQkgKiBpbW9kX2ludGVydmFsIGlzIHRoZSBpbnRl cnJ1cHQgbW9kZXJhdGlvbgorCQkgKiB2YWx1ZSBpbiBuYW5vc2Vjb25kcy4KKwkJICovCisJCXho Y2ktPmltb2RfaW50ZXJ2YWwgPSA0MDAwMDsKKwkJZGV2aWNlX3Byb3BlcnR5X3JlYWRfdTMyKHRt cGRldiwgImltb2QtaW50ZXJ2YWwtbnMiLAorCQkJCQkgJnhoY2ktPmltb2RfaW50ZXJ2YWwpOwor CX0KIAogCWhjZC0+dXNiX3BoeSA9IGRldm1fdXNiX2dldF9waHlfYnlfcGhhbmRsZShzeXNkZXYs ICJ1c2ItcGh5IiwgMCk7CiAJaWYgKElTX0VSUihoY2QtPnVzYl9waHkpKSB7Cg==