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: [v2] usb: host: xhci-plat: Iterate over parent nodes for finding quirks From: Anurag Kumar Vulisha Message-Id: <1533555373-24400-1-git-send-email-anurag.kumar.vulisha@xilinx.com> Date: Mon, 6 Aug 2018 17:06:13 +0530 To: mathias.nyman@intel.com, gregkh@linuxfoundation.org Cc: v.anuragkumar@gmail.com, 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 YSA8YW51cmFnLmt1bWFyLnZ1bGlzaGFAeGlsaW54LmNvbT4KLS0tCiBDaGFuZ2VzIGluIHYyOgoJ MS4gQXMgc3VnZ2VzdGVkIGJ5IE1hdGhpYXMsIHJlc3RvcmluZyBpbW1vZF9pbnRlcnZhbCBjaGFu Z2VzIHRvCgkgICBkZWZhdWx0Ci0tLQogZHJpdmVycy91c2IvaG9zdC94aGNpLXBsYXQuYyB8IDI0 ICsrKysrKysrKysrKysrLS0tLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMo KyksIDEwIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNiL2hvc3QveGhjaS1w bGF0LmMgYi9kcml2ZXJzL3VzYi9ob3N0L3hoY2ktcGxhdC5jCmluZGV4IGMxYjIyZmMuLmYxMjEy MzggMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvdXNiL2hvc3QveGhjaS1wbGF0LmMKKysrIGIvZHJpdmVy cy91c2IvaG9zdC94aGNpLXBsYXQuYwpAQCAtMTUyLDcgKzE1Miw3IEBAIHN0YXRpYyBpbnQgeGhj aV9wbGF0X3Byb2JlKHN0cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpCiB7CiAJY29uc3Qgc3Ry dWN0IHhoY2lfcGxhdF9wcml2ICpwcml2X21hdGNoOwogCWNvbnN0IHN0cnVjdCBoY19kcml2ZXIJ KmRyaXZlcjsKLQlzdHJ1Y3QgZGV2aWNlCQkqc3lzZGV2OworCXN0cnVjdCBkZXZpY2UJCSpzeXNk ZXYsICp0bXBkZXY7CiAJc3RydWN0IHhoY2lfaGNkCQkqeGhjaTsKIAlzdHJ1Y3QgcmVzb3VyY2Ug ICAgICAgICAqcmVzOwogCXN0cnVjdCB1c2JfaGNkCQkqaGNkOwpAQCAtMjcyLDIwICsyNzIsMjQg QEAgc3RhdGljIGludCB4aGNpX3BsYXRfcHJvYmUoc3RydWN0IHBsYXRmb3JtX2RldmljZSAqcGRl dikKIAkJZ290byBkaXNhYmxlX2NsazsKIAl9CiAKLQlpZiAoZGV2aWNlX3Byb3BlcnR5X3JlYWRf Ym9vbChzeXNkZXYsICJ1c2IyLWxwbS1kaXNhYmxlIikpCi0JCXhoY2ktPnF1aXJrcyB8PSBYSENJ X0hXX0xQTV9ESVNBQkxFOwotCi0JaWYgKGRldmljZV9wcm9wZXJ0eV9yZWFkX2Jvb2woc3lzZGV2 LCAidXNiMy1scG0tY2FwYWJsZSIpKQotCQl4aGNpLT5xdWlya3MgfD0gWEhDSV9MUE1fU1VQUE9S VDsKLQotCWlmIChkZXZpY2VfcHJvcGVydHlfcmVhZF9ib29sKCZwZGV2LT5kZXYsICJxdWlyay1i cm9rZW4tcG9ydC1wZWQiKSkKLQkJeGhjaS0+cXVpcmtzIHw9IFhIQ0lfQlJPS0VOX1BPUlRfUEVE OwotCiAJLyogaW1vZF9pbnRlcnZhbCBpcyB0aGUgaW50ZXJydXB0IG1vZGVyYXRpb24gdmFsdWUg aW4gbmFub3NlY29uZHMuICovCiAJeGhjaS0+aW1vZF9pbnRlcnZhbCA9IDQwMDAwOwogCWRldmlj ZV9wcm9wZXJ0eV9yZWFkX3UzMihzeXNkZXYsICJpbW9kLWludGVydmFsLW5zIiwKIAkJCQkgJnho Y2ktPmltb2RfaW50ZXJ2YWwpOwogCisJLyogSXRlcmF0ZSBvdmVyIGFsbCBwYXJlbnQgbm9kZXMg Zm9yIGZpbmRpbmcgcXVpcmtzICovCisJZm9yICh0bXBkZXYgPSAmcGRldi0+ZGV2OyB0bXBkZXY7 IHRtcGRldiA9IHRtcGRldi0+cGFyZW50KSB7CisKKwkJaWYgKGRldmljZV9wcm9wZXJ0eV9yZWFk X2Jvb2wodG1wZGV2LCAidXNiMi1scG0tZGlzYWJsZSIpKQorCQkJeGhjaS0+cXVpcmtzIHw9IFhI Q0lfSFdfTFBNX0RJU0FCTEU7CisKKwkJaWYgKGRldmljZV9wcm9wZXJ0eV9yZWFkX2Jvb2wodG1w ZGV2LCAidXNiMy1scG0tY2FwYWJsZSIpKQorCQkJeGhjaS0+cXVpcmtzIHw9IFhIQ0lfTFBNX1NV UFBPUlQ7CisKKwkJaWYgKGRldmljZV9wcm9wZXJ0eV9yZWFkX2Jvb2wodG1wZGV2LCAicXVpcmst YnJva2VuLXBvcnQtcGVkIikpCisJCQl4aGNpLT5xdWlya3MgfD0gWEhDSV9CUk9LRU5fUE9SVF9Q RUQ7CisJfQorCiAJaGNkLT51c2JfcGh5ID0gZGV2bV91c2JfZ2V0X3BoeV9ieV9waGFuZGxlKHN5 c2RldiwgInVzYi1waHkiLCAwKTsKIAlpZiAoSVNfRVJSKGhjZC0+dXNiX3BoeSkpIHsKIAkJcmV0 ID0gUFRSX0VSUihoY2QtPnVzYl9waHkpOwo=