From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom St Denis Subject: [PATCH 1/7] drm/amd/amdgpu: Tidy up SI DMA code Date: Tue, 6 Sep 2016 12:18:38 -0400 Message-ID: <20160906161844.21370-2-tom.stdenis@amd.com> References: <20160906161844.21370-1-tom.stdenis@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160906161844.21370-1-tom.stdenis-5C7GfCeVMHo@public.gmane.org> 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: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: Tom St Denis U2lnbmVkLW9mZi1ieTogVG9tIFN0IERlbmlzIDx0b20uc3RkZW5pc0BhbWQuY29tPgotLS0KIGRy aXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3NpX2RtYS5jIHwgMzUgKysrKystLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCA1IGluc2VydGlvbnMoKyksIDMwIGRl bGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3NpX2Rt YS5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvc2lfZG1hLmMKaW5kZXggMzc3ZjRhZTll Nzc3Li4yYWJkYWE2ODE3OTcgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1 L3NpX2RtYS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3NpX2RtYS5jCkBAIC0z OSwxNiArMzksMTEgQEAgc3RhdGljIHZvaWQgc2lfZG1hX3NldF9pcnFfZnVuY3Moc3RydWN0IGFt ZGdwdV9kZXZpY2UgKmFkZXYpOwogCiBzdGF0aWMgdWludDMyX3Qgc2lfZG1hX3JpbmdfZ2V0X3Jw dHIoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nKQogewotCXUzMiBycHRyOwotCi0JcnB0ciA9IHJp bmctPmFkZXYtPndiLndiW3JpbmctPnJwdHJfb2Zmcy80XTsKLQotCXJldHVybiBycHRyOworCXJl dHVybiByaW5nLT5hZGV2LT53Yi53YltyaW5nLT5ycHRyX29mZnM+PjJdOwogfQogCiBzdGF0aWMg dWludDMyX3Qgc2lfZG1hX3JpbmdfZ2V0X3dwdHIoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nKQog ewotCiAJc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYgPSByaW5nLT5hZGV2OwogCXUzMiBtZSA9 IChyaW5nID09ICZhZGV2LT5zZG1hLmluc3RhbmNlWzBdLnJpbmcpID8gMCA6IDE7CiAKQEAgLTE4 OCw3ICsxODMsNiBAQCBzdGF0aWMgaW50IHNpX2RtYV9zdGFydChzdHJ1Y3QgYW1kZ3B1X2Rldmlj ZSAqYWRldikKIAogCQlyaW5nLT53cHRyID0gMDsKIAkJV1JFRzMyKERNQV9SQl9XUFRSICsgc2Rt YV9vZmZzZXRzW2ldLCByaW5nLT53cHRyIDw8IDIpOwotCiAJCVdSRUczMihETUFfUkJfQ05UTCAr IHNkbWFfb2Zmc2V0c1tpXSwgcmJfY250bCB8IERNQV9SQl9FTkFCTEUpOwogCiAJCXJpbmctPnJl YWR5ID0gdHJ1ZTsKQEAgLTQ3NiwxMSArNDcwLDEwIEBAIHN0YXRpYyB2b2lkIHNpX2RtYV9yaW5n X2VtaXRfdm1fZmx1c2goc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nLAogCQkJCSAgICAgIHVuc2ln bmVkIHZtX2lkLCB1aW50NjRfdCBwZF9hZGRyKQogewogCWFtZGdwdV9yaW5nX3dyaXRlKHJpbmcs IERNQV9QQUNLRVQoRE1BX1BBQ0tFVF9TUkJNX1dSSVRFLCAwLCAwLCAwLCAwKSk7Ci0JaWYgKHZt X2lkIDwgOCkgeworCWlmICh2bV9pZCA8IDgpCiAJCWFtZGdwdV9yaW5nX3dyaXRlKHJpbmcsICgw eGYgPDwgMTYpIHwgKFZNX0NPTlRFWFQwX1BBR0VfVEFCTEVfQkFTRV9BRERSICsgdm1faWQpKTsK LQl9IGVsc2UgeworCWVsc2UKIAkJYW1kZ3B1X3Jpbmdfd3JpdGUocmluZywgKDB4ZiA8PCAxNikg fCAoVk1fQ09OVEVYVDhfUEFHRV9UQUJMRV9CQVNFX0FERFIgKyAodm1faWQgLSA4KSkpOwotCX0K IAlhbWRncHVfcmluZ193cml0ZShyaW5nLCBwZF9hZGRyID4+IDEyKTsKIAogCS8qIGJpdHMgMC03 IGFyZSB0aGUgVk0gY29udGV4dHMwLTcgKi8KQEAgLTU1OCwxNCArNTUxLDkgQEAgc3RhdGljIGlu dCBzaV9kbWFfc3dfZmluaSh2b2lkICpoYW5kbGUpCiAKIHN0YXRpYyBpbnQgc2lfZG1hX2h3X2lu aXQodm9pZCAqaGFuZGxlKQogewotCWludCByOwogCXN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2 ID0gKHN0cnVjdCBhbWRncHVfZGV2aWNlICopaGFuZGxlOwogCi0JciA9IHNpX2RtYV9zdGFydChh ZGV2KTsKLQlpZiAocikKLQkJcmV0dXJuIHI7Ci0KLQlyZXR1cm4gcjsKKwlyZXR1cm4gc2lfZG1h X3N0YXJ0KGFkZXYpOwogfQogCiBzdGF0aWMgaW50IHNpX2RtYV9od19maW5pKHZvaWQgKmhhbmRs ZSkKQEAgLTYwNSwxMyArNTkzLDEwIEBAIHN0YXRpYyBib29sIHNpX2RtYV9pc19pZGxlKHZvaWQg KmhhbmRsZSkKIHN0YXRpYyBpbnQgc2lfZG1hX3dhaXRfZm9yX2lkbGUodm9pZCAqaGFuZGxlKQog ewogCXVuc2lnbmVkIGk7Ci0JdTMyIHRtcDsKIAlzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiA9 IChzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqKWhhbmRsZTsKIAogCWZvciAoaSA9IDA7IGkgPCBhZGV2 LT51c2VjX3RpbWVvdXQ7IGkrKykgewotCQl0bXAgPSBSUkVHMzIoU1JCTV9TVEFUVVMyKSAmIChE TUFfQlVTWV9NQVNLIHwgRE1BMV9CVVNZX01BU0spOwotCi0JCWlmICghdG1wKQorCQlpZiAoc2lf ZG1hX2lzX2lkbGUoaGFuZGxlKSkKIAkJCXJldHVybiAwOwogCQl1ZGVsYXkoMSk7CiAJfQpAQCAt Njc0LDExICs2NTksNiBAQCBzdGF0aWMgaW50IHNpX2RtYV9wcm9jZXNzX3RyYXBfaXJxKHN0cnVj dCBhbWRncHVfZGV2aWNlICphZGV2LAogCQkJCSAgICAgIHN0cnVjdCBhbWRncHVfaXJxX3NyYyAq c291cmNlLAogCQkJCSAgICAgIHN0cnVjdCBhbWRncHVfaXZfZW50cnkgKmVudHJ5KQogewotCXU4 IGluc3RhbmNlX2lkLCBxdWV1ZV9pZDsKLQotCWluc3RhbmNlX2lkID0gKGVudHJ5LT5yaW5nX2lk ICYgMHgzKSA+PiAwOwotCXF1ZXVlX2lkID0gKGVudHJ5LT5yaW5nX2lkICYgMHhjKSA+PiAyOwot CiAJYW1kZ3B1X2ZlbmNlX3Byb2Nlc3MoJmFkZXYtPnNkbWEuaW5zdGFuY2VbMF0ucmluZyk7CiAK IAlyZXR1cm4gMDsKQEAgLTY4OCwxMSArNjY4LDYgQEAgc3RhdGljIGludCBzaV9kbWFfcHJvY2Vz c190cmFwX2lycV8xKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LAogCQkJCSAgICAgIHN0cnVj dCBhbWRncHVfaXJxX3NyYyAqc291cmNlLAogCQkJCSAgICAgIHN0cnVjdCBhbWRncHVfaXZfZW50 cnkgKmVudHJ5KQogewotCXU4IGluc3RhbmNlX2lkLCBxdWV1ZV9pZDsKLQotCWluc3RhbmNlX2lk ID0gKGVudHJ5LT5yaW5nX2lkICYgMHgzKSA+PiAwOwotCXF1ZXVlX2lkID0gKGVudHJ5LT5yaW5n X2lkICYgMHhjKSA+PiAyOwotCiAJYW1kZ3B1X2ZlbmNlX3Byb2Nlc3MoJmFkZXYtPnNkbWEuaW5z dGFuY2VbMV0ucmluZyk7CiAKIAlyZXR1cm4gMDsKLS0gCjIuOS4zCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQt Z2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9t YWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK