From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH 20/45] drm/amd/display: Wait edp HPD to high in detect_sink Date: Tue, 11 Dec 2018 17:57:26 -0500 Message-ID: <1544569071-7114-21-git-send-email-sunpeng.li@amd.com> References: <1544569071-7114-1-git-send-email-sunpeng.li@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1544569071-7114-1-git-send-email-sunpeng.li-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: sunpeng.li-5C7GfCeVMHo@public.gmane.org, Dale Zhao RnJvbTogRGFsZSBaaGFvIDxkYWxlLnpoYW9AYW1kLmNvbT4KCltXaHldCkluIDk5JSB1c2VyIGNh c2UsIGVkcCB3aWxsIGJlIHBvc3QgYnkgdmJpb3MuCkluIDElIC8gY3VycmVudCBjYXNlOiBMZW5v dm8gZG9uJ3QgbGlnaHQgdXAgZWRwIHBhbmVsIGluIHZiaW9zCiBwb3N0IHN0YWdlLCB2YmlvcyB3 b24ndCBiZSBsaXQgdXAuIFRodXMgaW4gZGFsIHdoZW4gd2UgaW5pdCBEQ04KMTAgaHcsIHdlIHBv d2VyIHVwIGVkcCwgdGhlbiB3ZSBzdGFydCBkZXRlY3Rfc2luaywgYnV0IGludGVybmFsCiB0aW1l IGlzIHRvbyBzaG9ydCwgd2hlbiB3ZSBkZXRlY3QgaXQsIEhQRCBpcyBzdGlsbCBsb3csIHNvIHdl IGRvbid0CiBkZXRlY3QgdGhlIGVkcCwgYW5kIGVkcCBzaG93cyBibGFjay4KCltIb3ddCldoZW4g d2UgaW5pdCBodywgd2Ugd2FpdCBlZHAgSFBEIHRvIGhpZ2ggYWZ0ZXIgcG93ZXIgdXAgZWRwLgoK U2lnbmVkLW9mZi1ieTogRGFsZSBaaGFvIDxkYWxlLnpoYW9AYW1kLmNvbT4KUmV2aWV3ZWQtYnk6 IEVyaWMgWWFuZyA8ZXJpYy55YW5nMkBhbWQuY29tPgpBY2tlZC1ieTogTGVvIExpIDxzdW5wZW5n LmxpQGFtZC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2RjL2NvcmUvZGNf bGluay5jIHwgMyArKysKIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKykKCmRpZmYgLS1n aXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvZGMvY29yZS9kY19saW5rLmMgYi9kcml2 ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvZGMvY29yZS9kY19saW5rLmMKaW5kZXggYmUwYzRiNy4u NWU3ZTlhYiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2RjL2NvcmUv ZGNfbGluay5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9kYy9jb3JlL2RjX2xp bmsuYwpAQCAtMjExLDYgKzIxMSw5IEBAIGJvb2wgZGNfbGlua19kZXRlY3Rfc2luayhzdHJ1Y3Qg ZGNfbGluayAqbGluaywgZW51bSBkY19jb25uZWN0aW9uX3R5cGUgKnR5cGUpCiAJCXJldHVybiB0 cnVlOwogCX0KIAorCWlmIChsaW5rLT5jb25uZWN0b3Jfc2lnbmFsID09IFNJR05BTF9UWVBFX0VE UCkKKwkJbGluay0+ZGMtPmh3c3MuZWRwX3dhaXRfZm9yX2hwZF9yZWFkeShsaW5rLCB0cnVlKTsK KwogCS8qIHRvZG86IG1heSBuZWVkIHRvIGxvY2sgZ3BpbyBhY2Nlc3MgKi8KIAlocGRfcGluID0g Z2V0X2hwZF9ncGlvKGxpbmstPmN0eC0+ZGNfYmlvcywgbGluay0+bGlua19pZCwgbGluay0+Y3R4 LT5ncGlvX3NlcnZpY2UpOwogCWlmIChocGRfcGluID09IE5VTEwpCi0tIAoyLjcuNAoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5n IGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==