From mboxrd@z Thu Jan 1 00:00:00 1970 From: "S, Shirish" Subject: [PATCH] drm/amdgpu: refactor smu8_send_msg_to_smc and WARN_ON time out Date: Mon, 12 Nov 2018 14:47:36 +0000 Message-ID: <1542034031-25202-1-git-send-email-shirish.s@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Language: en-US List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Zhu, Rex" , "Deucher, Alexander" Cc: Daniel Kurtz , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" , "S, Shirish" RnJvbTogRGFuaWVsIEt1cnR6IDxkamt1cnR6QGNocm9taXVtLm9yZz4KClRoaXMgcGF0Y2ggcmVm YWN0b3JzIHNtdThfc2VuZF9tc2dfdG9fc21jX3dpdGhfcGFyYW1ldGVyKCkgdG8gaW5jbHVkZQpz bXU4X3NlbmRfbXNnX3RvX3NtY19hc3luYygpIHNvIHRoYXQgYWxsIHRoZSBtZXNzYWdlcyBzZW50 IHRvIFNNVSBjYW4gYmUKcHJvZmlsZWQgYW5kIGFwcHJvcHJpYXRlbHkgcmVwb3J0ZWQgaWYgdGhl eSBmYWlsLgoKU2lnbmVkLW9mZi1ieTogRGFuaWVsIEt1cnR6IDxkamt1cnR6QGNocm9taXVtLm9y Zz4KU2lnbmVkLW9mZi1ieTogU2hpcmlzaCBTIDxzaGlyaXNoLnNAYW1kLmNvbT4KLS0tCiBkcml2 ZXJzL2dwdS9kcm0vYW1kL3Bvd2VycGxheS9zbXVtZ3Ivc211OF9zbXVtZ3IuYyB8IDQ1ICsrKysr KysrKystLS0tLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAyMSBpbnNlcnRpb25zKCspLCAyNCBk ZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL3Bvd2VycGxheS9z bXVtZ3Ivc211OF9zbXVtZ3IuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvcG93ZXJwbGF5L3NtdW1n ci9zbXU4X3NtdW1nci5jCmluZGV4IDA5Yjg0NGUuLmI2ZThjODkgMTAwNjQ0Ci0tLSBhL2RyaXZl cnMvZ3B1L2RybS9hbWQvcG93ZXJwbGF5L3NtdW1nci9zbXU4X3NtdW1nci5jCisrKyBiL2RyaXZl cnMvZ3B1L2RybS9hbWQvcG93ZXJwbGF5L3NtdW1nci9zbXU4X3NtdW1nci5jCkBAIC0yNCw2ICsy NCw3IEBACiAjaW5jbHVkZSA8bGludXgvZGVsYXkuaD4KICNpbmNsdWRlIDxsaW51eC9nZnAuaD4K ICNpbmNsdWRlIDxsaW51eC9rZXJuZWwuaD4KKyNpbmNsdWRlIDxsaW51eC9rdGltZS5oPgogI2lu Y2x1ZGUgPGxpbnV4L3NsYWIuaD4KICNpbmNsdWRlIDxsaW51eC90eXBlcy5oPgogCkBAIC02MSw5 ICs2MiwxMyBAQCBzdGF0aWMgdWludDMyX3Qgc211OF9nZXRfYXJndW1lbnQoc3RydWN0IHBwX2h3 bWdyICpod21ncikKIAkJCQkJbW1TTVVfTVAxX1NSQk0yUF9BUkdfMCk7CiB9CiAKLXN0YXRpYyBp bnQgc211OF9zZW5kX21zZ190b19zbWNfYXN5bmMoc3RydWN0IHBwX2h3bWdyICpod21nciwgdWlu dDE2X3QgbXNnKQorLyogU2VuZCBhIG1lc3NhZ2UgdG8gdGhlIFNNQywgYW5kIHdhaXQgZm9yIGl0 cyByZXNwb25zZS4qLworc3RhdGljIGludCBzbXU4X3NlbmRfbXNnX3RvX3NtY193aXRoX3BhcmFt ZXRlcihzdHJ1Y3QgcHBfaHdtZ3IgKmh3bWdyLAorCQkJCQkgICAgdWludDE2X3QgbXNnLCB1aW50 MzJfdCBwYXJhbWV0ZXIpCiB7CiAJaW50IHJlc3VsdCA9IDA7CisJa3RpbWVfdCB0X3N0YXJ0Owor CXM2NCBlbGFwc2VkX3VzOwogCiAJaWYgKGh3bWdyID09IE5VTEwgfHwgaHdtZ3ItPmRldmljZSA9 PSBOVUxMKQogCQlyZXR1cm4gLUVJTlZBTDsKQEAgLTc0LDI4ICs3OSwzMSBAQCBzdGF0aWMgaW50 IHNtdThfc2VuZF9tc2dfdG9fc21jX2FzeW5jKHN0cnVjdCBwcF9od21nciAqaHdtZ3IsIHVpbnQx Nl90IG1zZykKIAkJLyogUmVhZCB0aGUgbGFzdCBtZXNzYWdlIHRvIFNNVSwgdG8gcmVwb3J0IGFj dHVhbCBjYXVzZSAqLwogCQl1aW50MzJfdCB2YWwgPSBjZ3NfcmVhZF9yZWdpc3Rlcihod21nci0+ ZGV2aWNlLAogCQkJCQkJIG1tU01VX01QMV9TUkJNMlBfTVNHXzApOwotCQlwcl9lcnIoInNtdThf c2VuZF9tc2dfdG9fc21jX2FzeW5jICgweCUwNHgpIGZhaWxlZFxuIiwgbXNnKTsKLQkJcHJfZXJy KCJTTVUgc3RpbGwgc2VydmljaW5nIG1zZyAoMHglMDR4KVxuIiwgdmFsKTsKKwkJcHJfZXJyKCIl cygweCUwNHgpIGFib3J0ZWQ7IFNNVSBzdGlsbCBzZXJ2aWNpbmcgbXNnICgweCUwNHgpXG4iLAor CQkJX19mdW5jX18sIG1zZywgdmFsKTsKIAkJcmV0dXJuIHJlc3VsdDsKIAl9CisJdF9zdGFydCA9 IGt0aW1lX2dldCgpOworCisJY2dzX3dyaXRlX3JlZ2lzdGVyKGh3bWdyLT5kZXZpY2UsIG1tU01V X01QMV9TUkJNMlBfQVJHXzAsIHBhcmFtZXRlcik7CiAKIAljZ3Nfd3JpdGVfcmVnaXN0ZXIoaHdt Z3ItPmRldmljZSwgbW1TTVVfTVAxX1NSQk0yUF9SRVNQXzAsIDApOwogCWNnc193cml0ZV9yZWdp c3Rlcihod21nci0+ZGV2aWNlLCBtbVNNVV9NUDFfU1JCTTJQX01TR18wLCBtc2cpOwogCi0JcmV0 dXJuIDA7CisJcmVzdWx0ID0gUEhNX1dBSVRfRklFTERfVU5FUVVBTChod21nciwKKwkJCQkJU01V X01QMV9TUkJNMlBfUkVTUF8wLCBDT05URU5ULCAwKTsKKworCWVsYXBzZWRfdXMgPSBrdGltZV91 c19kZWx0YShrdGltZV9nZXQoKSwgdF9zdGFydCk7CisKKwlXQVJOKHJlc3VsdCwgIiVzKDB4JTA0 eCwgJSN4KSB0aW1lZCBvdXQgYWZ0ZXIgJWxsZCB1c1xuIiwKKwkJCV9fZnVuY19fLCBtc2csIHBh cmFtZXRlciwgZWxhcHNlZF91cyk7CisKKwlyZXR1cm4gcmVzdWx0OwogfQogCi0vKiBTZW5kIGEg bWVzc2FnZSB0byB0aGUgU01DLCBhbmQgd2FpdCBmb3IgaXRzIHJlc3BvbnNlLiovCiBzdGF0aWMg aW50IHNtdThfc2VuZF9tc2dfdG9fc21jKHN0cnVjdCBwcF9od21nciAqaHdtZ3IsIHVpbnQxNl90 IG1zZykKIHsKLQlpbnQgcmVzdWx0ID0gMDsKLQotCXJlc3VsdCA9IHNtdThfc2VuZF9tc2dfdG9f c21jX2FzeW5jKGh3bWdyLCBtc2cpOwotCWlmIChyZXN1bHQgIT0gMCkKLQkJcmV0dXJuIHJlc3Vs dDsKLQotCXJldHVybiBQSE1fV0FJVF9GSUVMRF9VTkVRVUFMKGh3bWdyLAotCQkJCQlTTVVfTVAx X1NSQk0yUF9SRVNQXzAsIENPTlRFTlQsIDApOworCXJldHVybiBzbXU4X3NlbmRfbXNnX3RvX3Nt Y193aXRoX3BhcmFtZXRlcihod21nciwgbXNnLCAwKTsKIH0KIAogc3RhdGljIGludCBzbXU4X3Nl dF9zbWNfc3JhbV9hZGRyZXNzKHN0cnVjdCBwcF9od21nciAqaHdtZ3IsCkBAIC0xMzUsMTcgKzE0 Myw2IEBAIHN0YXRpYyBpbnQgc211OF93cml0ZV9zbWNfc3JhbV9kd29yZChzdHJ1Y3QgcHBfaHdt Z3IgKmh3bWdyLAogCXJldHVybiByZXN1bHQ7CiB9CiAKLXN0YXRpYyBpbnQgc211OF9zZW5kX21z Z190b19zbWNfd2l0aF9wYXJhbWV0ZXIoc3RydWN0IHBwX2h3bWdyICpod21nciwKLQkJCQkJICB1 aW50MTZfdCBtc2csIHVpbnQzMl90IHBhcmFtZXRlcikKLXsKLQlpZiAoaHdtZ3IgPT0gTlVMTCB8 fCBod21nci0+ZGV2aWNlID09IE5VTEwpCi0JCXJldHVybiAtRUlOVkFMOwotCi0JY2dzX3dyaXRl X3JlZ2lzdGVyKGh3bWdyLT5kZXZpY2UsIG1tU01VX01QMV9TUkJNMlBfQVJHXzAsIHBhcmFtZXRl cik7Ci0KLQlyZXR1cm4gc211OF9zZW5kX21zZ190b19zbWMoaHdtZ3IsIG1zZyk7Ci19Ci0KIHN0 YXRpYyBpbnQgc211OF9jaGVja19md19sb2FkX2ZpbmlzaChzdHJ1Y3QgcHBfaHdtZ3IgKmh3bWdy LAogCQkJCSAgIHVpbnQzMl90IGZpcm13YXJlKQogewotLSAKMi43LjQKCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmFtZC1nZnggbWFpbGluZyBsaXN0CmFt ZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3Jn L21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=