From mboxrd@z Thu Jan 1 00:00:00 1970 From: Monk Liu Subject: [PATCH 4/4] drm/amdgpu: try again kiq access if not in IRQ Date: Wed, 28 Feb 2018 15:21:03 +0800 Message-ID: <1519802463-9090-4-git-send-email-Monk.Liu@amd.com> References: <1519802463-9090-1-git-send-email-Monk.Liu@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1519802463-9090-1-git-send-email-Monk.Liu-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: Monk Liu c29tZXRpbWVzIEdQVSBpcyBzd2l0Y2hlZCB0byBvdGhlciBWRnMgYW5kIHdvbid0IHN3aWNoCmJh Y2sgc29vbiwgc28gdGhlIGtpcSByZWcgYWNjZXNzIHdpbGwgbm90IHNpZ25hbCB3aXRoaW4KYSBz aG9ydCBwZXJpb2QsIGluc3RlYWQgb2YgcmV0dXJuaW5nIFRNTyBlcnJvciB3ZSBpbiBmYWN0CnNo b3VsZCBzbGVlcCAxbXMgYW5kIHRyeSBhZ2FpbiBsYXRlciAod2hlbiBub3QgaW4gaW50ZXJydXB0 CmNvbnRleHQpLgoKQW5kIHNpbmNlIHRoZXJlIGlzIHJldHJ5IHNjaGVtZSBwcm92aWRlZCBzbyB0 aGUgTUFYX0tJUV9SRUdfV0FJVAp0bW8gc2hvdWxkbid0IHNldCB0byBhIGxvbmcgdGltZSwgc2V0 IGl0IHRvIDEwbXMgaXMgZW5vdWdoLgoKaWYgZ3B1IGFscmVhZHkgaW4gcmVzZXQgc3RhdGUsIGRv bid0IHJldHJ5IHRoZSBLSVEKcmVnIGFjY2VzcyBvdGhlcndpc2UgaXQgd291bGQgYWx3YXlzIGhh bmcgYmVjYXVzZSBLSVEKd2FzIGFscmVhZHkgZGllLgoKU2lnbmVkLW9mZi1ieTogTW9uayBMaXUg PE1vbmsuTGl1QGFtZC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1 X3ZpcnQuYyB8IDE1ICsrKysrKysrKysrKystLQogMSBmaWxlIGNoYW5nZWQsIDEzIGluc2VydGlv bnMoKyksIDIgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9h bWRncHUvYW1kZ3B1X3ZpcnQuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV92 aXJ0LmMKaW5kZXggYjgzMjY1MS4uNzA4MWViNiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJt L2FtZC9hbWRncHUvYW1kZ3B1X3ZpcnQuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdw dS9hbWRncHVfdmlydC5jCkBAIC0yMiw3ICsyMiw3IEBACiAgKi8KIAogI2luY2x1ZGUgImFtZGdw dS5oIgotI2RlZmluZSBNQVhfS0lRX1JFR19XQUlUCTEwMDAwMDAwMCAvKiBpbiB1c2VjcyAqLwor I2RlZmluZSBNQVhfS0lRX1JFR19XQUlUCTEwMDAwIC8qIGluIHVzZWNzLCAxMG1zICovCiAKIHVp bnQ2NF90IGFtZGdwdV9jc2FfdmFkZHIoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpCiB7CkBA IC0xNTIsOSArMTUyLDE0IEBAIHVpbnQzMl90IGFtZGdwdV92aXJ0X2tpcV9ycmVnKHN0cnVjdCBh bWRncHVfZGV2aWNlICphZGV2LCB1aW50MzJfdCByZWcpCiAJYW1kZ3B1X3JpbmdfY29tbWl0KHJp bmcpOwogCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmtpcS0+cmluZ19sb2NrLCBmbGFncyk7CiAK K3JldHJ5X3JlYWQ6CiAJciA9IGFtZGdwdV9mZW5jZV93YWl0X3BvbGxpbmcocmluZywgc2VxLCBN QVhfS0lRX1JFR19XQUlUKTsKIAlpZiAociA8IDEpIHsKIAkJRFJNX0VSUk9SKCJ3YWl0IGZvciBr aXEgZmVuY2UgZXJyb3I6ICVsZFxuIiwgcik7CisJCWlmICghaW5faW50ZXJydXB0KCkgJiYgIWFk ZXYtPmluX2dwdV9yZXNldCkgeworCQkJc2NoZWR1bGUoKTsKKwkJCWdvdG8gcmV0cnlfcmVhZDsK KwkJfQogCQlyZXR1cm4gfjA7CiAJfQogCXZhbCA9IGFkZXYtPndiLndiW2FkZXYtPnZpcnQucmVn X3ZhbF9vZmZzXTsKQEAgLTE3OSw5ICsxODQsMTUgQEAgdm9pZCBhbWRncHVfdmlydF9raXFfd3Jl ZyhzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiwgdWludDMyX3QgcmVnLCB1aW50MzJfdCB2KQog CWFtZGdwdV9yaW5nX2NvbW1pdChyaW5nKTsKIAlzcGluX3VubG9ja19pcnFyZXN0b3JlKCZraXEt PnJpbmdfbG9jaywgZmxhZ3MpOwogCityZXRyeV93cml0ZToKIAlyID0gYW1kZ3B1X2ZlbmNlX3dh aXRfcG9sbGluZyhyaW5nLCBzZXEsIE1BWF9LSVFfUkVHX1dBSVQpOwotCWlmIChyIDwgMSkKKwlp ZiAociA8IDEpIHsKIAkJRFJNX0VSUk9SKCJ3YWl0IGZvciBraXEgZmVuY2UgZXJyb3I6ICVsZFxu Iiwgcik7CisJCWlmICghaW5faW50ZXJydXB0KCkgJiYgIWFkZXYtPmluX2dwdV9yZXNldCkgewor CQkJc2NoZWR1bGUoKTsKKwkJCWdvdG8gcmV0cnlfd3JpdGU7CisJCX0KKwl9CiB9CiAKIC8qKgot LSAKMi43LjQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CmFtZC1nZnggbWFpbGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBz Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=