From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lyude Paul Subject: [PATCH 1/3] drm/amdgpu: Don't ignore rc from drm_dp_mst_topology_mgr_resume() Date: Mon, 7 Jan 2019 19:56:45 -0500 Message-ID: <20190108005651.25967-2-lyude@redhat.com> References: <20190108005651.25967-1-lyude@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190108005651.25967-1-lyude-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: "David (ChunMing) Zhou" , Leo Li , Tony Cheng , David Francis , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Nicholas Kazlauskas , Bhawanpreet Lakha , David Airlie , Jerry Zuo , Daniel Vetter , Shirish S , Alex Deucher , Mikita Lipski , Harry Wentland , =?UTF-8?q?Christian=20K=C3=B6nig?= , Anthony Koo List-Id: dri-devel@lists.freedesktop.org ZHJtX2RwX21zdF90b3BvbG9neV9tZ3JfcmVzdW1lKCkgcmV0dXJucyB3aGV0aGVyIG9yIG5vdCBp dCBtYW5hZ2VkIHRvCmZpbmQgdGhlIHRvcG9sb2d5IGluIHF1ZXN0aW9uIGFmdGVyIGEgc3VzcGVu ZCByZXN1bWUgY3ljbGUsIGFuZCB0aGUKZHJpdmVyIGlzIHN1cHBvc2VkIHRvIGNoZWNrIHRoaXMg dmFsdWUgYW5kIGRpc2FibGUgTVNUIGFjY29yZGluZ2x5IGlmCml0J3MgZ29uZS1pbiBhZGRpdGlv biB0byBzZW5kaW5nIGEgaG90cGx1ZyBpbiBvcmRlciB0byBub3RpZnkgdXNlcnNwYWNlCnRoYXQg c29tZXRoaW5nIGNoYW5nZWQgZHVyaW5nIHN1c3BlbmQuCgpDdXJyZW50bHksIGFtZGdwdSBqdXN0 IG1ha2VzIHRoZSBtaXN0YWtlIG9mIGlnbm9yaW5nIHRoZSByZXR1cm4gY29kZQpmcm9tIGRybV9k cF9tc3RfdG9wb2xvZ3lfbWdyX3Jlc3VtZSgpIHdoaWNoIG1lYW5zIHRoYXQgaWYgYSB0b3BvbG9n eSB3YXMKcmVtb3ZlZCBpbiBzdXNwZW5kLCBhbWRncHUgbmV2ZXIgbm90aWNlcyBhbmQgYXNzdW1l cyBpdCdzIHN0aWxsCmNvbm5lY3RlZCB3aGljaCBsZWFkcyB0byBhbGwgc29ydHMgb2YgcHJvYmxl bXMuCgpTbywgZml4IHRoaXMgYnkgYWN0dWFsbHkgY2hlY2tpbmcgdGhlIHJjIGZyb20KZHJtX2Rw X21zdF90b3BvbG9neV9tZ3JfcmVzdW1lKCkuIEFsc28sIHJlZm9ybWF0IHRoZSByZXN0IG9mIHRo ZQpmdW5jdGlvbiB3aGlsZSB3ZSdyZSBhdCBpdCB0byBmaXggdGhlIG92ZXItaW5kZW50aW5nLgoK U2lnbmVkLW9mZi1ieTogTHl1ZGUgUGF1bCA8bHl1ZGVAcmVkaGF0LmNvbT4KQ2M6IEplcnJ5IFp1 byA8SmVycnkuWnVvQGFtZC5jb20+CkNjOiA8c3RhYmxlQHZnZXIua2VybmVsLm9yZz4gIyB2NC4x NSsKLS0tCiAuLi4vZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVfZG0vYW1kZ3B1X2RtLmMgfCAz MiArKysrKysrKysrKysrLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgMjMgaW5zZXJ0aW9ucygrKSwg OSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkv YW1kZ3B1X2RtL2FtZGdwdV9kbS5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdw dV9kbS9hbWRncHVfZG0uYwppbmRleCA4YTYyNmQxNmU4ZTMuLjNmMzI2YTJjNTEzYiAxMDA2NDQK LS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9kbS9hbWRncHVfZG0uYwor KysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbS5jCkBA IC02OTksMjIgKzY5OSwzNiBAQCBzdGF0aWMgdm9pZCBzM19oYW5kbGVfbXN0KHN0cnVjdCBkcm1f ZGV2aWNlICpkZXYsIGJvb2wgc3VzcGVuZCkKIHsKIAlzdHJ1Y3QgYW1kZ3B1X2RtX2Nvbm5lY3Rv ciAqYWNvbm5lY3RvcjsKIAlzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yOworCXN0cnVj dCBkcm1fZHBfbXN0X3RvcG9sb2d5X21nciAqbWdyOworCWludCByZXQ7CisJYm9vbCBuZWVkX2hv dHBsdWcgPSBmYWxzZTsKIAogCWRybV9tb2Rlc2V0X2xvY2soJmRldi0+bW9kZV9jb25maWcuY29u bmVjdGlvbl9tdXRleCwgTlVMTCk7CiAKLQlsaXN0X2Zvcl9lYWNoX2VudHJ5KGNvbm5lY3Rvciwg JmRldi0+bW9kZV9jb25maWcuY29ubmVjdG9yX2xpc3QsIGhlYWQpIHsKLQkJICAgYWNvbm5lY3Rv ciA9IHRvX2FtZGdwdV9kbV9jb25uZWN0b3IoY29ubmVjdG9yKTsKLQkJICAgaWYgKGFjb25uZWN0 b3ItPmRjX2xpbmstPnR5cGUgPT0gZGNfY29ubmVjdGlvbl9tc3RfYnJhbmNoICYmCi0JCQkJICAg IWFjb25uZWN0b3ItPm1zdF9wb3J0KSB7CisJbGlzdF9mb3JfZWFjaF9lbnRyeShjb25uZWN0b3Is ICZkZXYtPm1vZGVfY29uZmlnLmNvbm5lY3Rvcl9saXN0LAorCQkJICAgIGhlYWQpIHsKKwkJYWNv bm5lY3RvciA9IHRvX2FtZGdwdV9kbV9jb25uZWN0b3IoY29ubmVjdG9yKTsKKwkJaWYgKGFjb25u ZWN0b3ItPmRjX2xpbmstPnR5cGUgIT0gZGNfY29ubmVjdGlvbl9tc3RfYnJhbmNoIHx8CisJCSAg ICBhY29ubmVjdG9yLT5tc3RfcG9ydCkKKwkJCWNvbnRpbnVlOworCisJCW1nciA9ICZhY29ubmVj dG9yLT5tc3RfbWdyOwogCi0JCQkgICBpZiAoc3VzcGVuZCkKLQkJCQkgICBkcm1fZHBfbXN0X3Rv cG9sb2d5X21ncl9zdXNwZW5kKCZhY29ubmVjdG9yLT5tc3RfbWdyKTsKLQkJCSAgIGVsc2UKLQkJ CQkgICBkcm1fZHBfbXN0X3RvcG9sb2d5X21ncl9yZXN1bWUoJmFjb25uZWN0b3ItPm1zdF9tZ3Ip OwotCQkgICB9CisJCWlmIChzdXNwZW5kKSB7CisJCQlkcm1fZHBfbXN0X3RvcG9sb2d5X21ncl9z dXNwZW5kKG1ncik7CisJCX0gZWxzZSB7CisJCQlyZXQgPSBkcm1fZHBfbXN0X3RvcG9sb2d5X21n cl9yZXN1bWUobWdyKTsKKwkJCWlmIChyZXQgPCAwKSB7CisJCQkJZHJtX2RwX21zdF90b3BvbG9n eV9tZ3Jfc2V0X21zdChtZ3IsIGZhbHNlKTsKKwkJCQluZWVkX2hvdHBsdWcgPSB0cnVlOworCQkJ fQorCQl9CiAJfQogCiAJZHJtX21vZGVzZXRfdW5sb2NrKCZkZXYtPm1vZGVfY29uZmlnLmNvbm5l Y3Rpb25fbXV0ZXgpOworCisJaWYgKG5lZWRfaG90cGx1ZykKKwkJZHJtX2ttc19oZWxwZXJfaG90 cGx1Z19ldmVudChkZXYpOwogfQogCiAvKioKLS0gCjIuMjAuMQoKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==