From mboxrd@z Thu Jan 1 00:00:00 1970 From: Monk Liu Subject: [PATCH 3/4] drm/amdgpu: don't return when ring not ready for fill_buffer Date: Wed, 28 Feb 2018 15:21:02 +0800 Message-ID: <1519802463-9090-3-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 YmVjYXVzZSB0aGlzIHRpbWUgU0RNQSBtYXkgdW5kZXIgR1BVIFJFU0VUIHNvIGl0cyByaW5nLT5y ZWFkeQptYXkgbm90IHRydWUsIGtlZXAgZ29pbmcgYW5kIEdQVSBzY2hlZHVsZXIgd2lsbCByZXNj aGVkdWxlCnRoaXMgam9iIGlmIGl0IGZhaWxlZC4KCmdpdmUgYSB3YXJuaW5nIG9uIGNvcHlfYnVm ZmVyIHdoZW4gZ28gdGhyb3VnaCBkaXJlY3Rfc3VibWl0CndoaWxlIHJpbmctPnJlYWR5IGlzIGZh bHNlCgpDaGFuZ2UtSWQ6IElmZTZjZDU1ZTBlODQzZDk5OTAwZTViZWQ1NDE4NDk5ZTg4NjMzNjg1 ClNpZ25lZC1vZmYtYnk6IE1vbmsgTGl1IDxNb25rLkxpdUBhbWQuY29tPgotLS0KIGRyaXZlcnMv Z3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV90dG0uYyB8IDYgKy0tLS0tCiAxIGZpbGUgY2hhbmdl ZCwgMSBpbnNlcnRpb24oKyksIDUgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3R0bS5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRn cHUvYW1kZ3B1X3R0bS5jCmluZGV4IGUzOGU2ZGIuLjdiNzVhYzkgMTAwNjQ0Ci0tLSBhL2RyaXZl cnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV90dG0uYworKysgYi9kcml2ZXJzL2dwdS9kcm0v YW1kL2FtZGdwdS9hbWRncHVfdHRtLmMKQEAgLTE2NTYsNiArMTY1Niw3IEBAIGludCBhbWRncHVf Y29weV9idWZmZXIoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nLCB1aW50NjRfdCBzcmNfb2Zmc2V0 LAogCWFtZGdwdV9yaW5nX3BhZF9pYihyaW5nLCAmam9iLT5pYnNbMF0pOwogCVdBUk5fT04oam9i LT5pYnNbMF0ubGVuZ3RoX2R3ID4gbnVtX2R3KTsKIAlpZiAoZGlyZWN0X3N1Ym1pdCkgeworCQlX QVJOX09OKCFyaW5nLT5yZWFkeSk7CiAJCXIgPSBhbWRncHVfaWJfc2NoZWR1bGUocmluZywgam9i LT5udW1faWJzLCBqb2ItPmlicywKIAkJCQkgICAgICAgTlVMTCwgZmVuY2UpOwogCQlqb2ItPmZl bmNlID0gZG1hX2ZlbmNlX2dldCgqZmVuY2UpOwpAQCAtMTY5MiwxMSArMTY5Myw2IEBAIGludCBh bWRncHVfZmlsbF9idWZmZXIoc3RydWN0IGFtZGdwdV9ibyAqYm8sCiAJc3RydWN0IGFtZGdwdV9q b2IgKmpvYjsKIAlpbnQgcjsKIAotCWlmICghcmluZy0+cmVhZHkpIHsKLQkJRFJNX0VSUk9SKCJU cnlpbmcgdG8gY2xlYXIgbWVtb3J5IHdpdGggcmluZyB0dXJuZWQgb2ZmLlxuIik7Ci0JCXJldHVy biAtRUlOVkFMOwotCX0KLQogCWlmIChiby0+dGJvLm1lbS5tZW1fdHlwZSA9PSBUVE1fUExfVFQp IHsKIAkJciA9IGFtZGdwdV90dG1fYWxsb2NfZ2FydCgmYm8tPnRibyk7CiAJCWlmIChyKQotLSAK Mi43LjQKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmFt ZC1nZnggbWFpbGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8v bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=