From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [PATCH v2 18/21] drm/dp: Add drm_dp_link_choose() helper Date: Mon, 2 Sep 2019 13:31:18 +0200 Message-ID: <20190902113121.31323-19-thierry.reding@gmail.com> References: <20190902113121.31323-1-thierry.reding@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm1-x341.google.com (mail-wm1-x341.google.com [IPv6:2a00:1450:4864:20::341]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3FB8F89C2C for ; Mon, 2 Sep 2019 11:32:04 +0000 (UTC) Received: by mail-wm1-x341.google.com with SMTP id k1so14195692wmi.1 for ; Mon, 02 Sep 2019 04:32:04 -0700 (PDT) In-Reply-To: <20190902113121.31323-1-thierry.reding@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org RnJvbTogVGhpZXJyeSBSZWRpbmcgPHRyZWRpbmdAbnZpZGlhLmNvbT4KClRoaXMgaGVscGVyIGNo b29zZXMgYW4gYXBwcm9wcmlhdGUgY29uZmlndXJhdGlvbiwgYWNjb3JkaW5nIHRvIHRoZQpiaXRy YXRlIHJlcXVpcmVtZW50cyBvZiB0aGUgdmlkZW8gbW9kZSBhbmQgdGhlIGNhcGFiaWxpdGllcyBv ZiB0aGUKRGlzcGxheVBvcnQgc2luay4KClNpZ25lZC1vZmYtYnk6IFRoaWVycnkgUmVkaW5nIDx0 cmVkaW5nQG52aWRpYS5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2RybV9kcF9oZWxwZXIuYyB8 IDU1ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKwogaW5jbHVkZS9kcm0vZHJtX2Rw X2hlbHBlci5oICAgICB8ICA0ICsrKwogMiBmaWxlcyBjaGFuZ2VkLCA1OSBpbnNlcnRpb25zKCsp CgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2RybV9kcF9oZWxwZXIuYyBiL2RyaXZlcnMv Z3B1L2RybS9kcm1fZHBfaGVscGVyLmMKaW5kZXggODU5NTZmM2EyNGUzLi4wMWQzNGYzM2M2NTgg MTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9kcm1fZHBfaGVscGVyLmMKKysrIGIvZHJpdmVy cy9ncHUvZHJtL2RybV9kcF9oZWxwZXIuYwpAQCAtNTUwLDYgKzU1MCw2MSBAQCBpbnQgZHJtX2Rw X2xpbmtfY29uZmlndXJlKHN0cnVjdCBkcm1fZHBfYXV4ICphdXgsIHN0cnVjdCBkcm1fZHBfbGlu ayAqbGluaykKIH0KIEVYUE9SVF9TWU1CT0woZHJtX2RwX2xpbmtfY29uZmlndXJlKTsKIAorLyoq CisgKiBkcm1fZHBfbGlua19jaG9vc2UoKSAtIGNob29zZSB0aGUgbG93ZXN0IHBvc3NpYmxlIGNv bmZpZ3VyYXRpb24gZm9yIGEgbW9kZQorICogQGxpbms6IERSTSBEUCBsaW5rIG9iamVjdAorICog QG1vZGU6IERSTSBkaXNwbGF5IG1vZGUKKyAqIEBpbmZvOiBEUk0gZGlzcGxheSBpbmZvcm1hdGlv bgorICoKKyAqIEFjY29yZGluZyB0byB0aGUgZURQIHNwZWNpZmljYXRpb24sIGEgc291cmNlIHNo b3VsZCBzZWxlY3QgYSBjb25maWd1cmF0aW9uCisgKiB3aXRoIHRoZSBsb3dlc3QgbnVtYmVyIG9m IGxhbmVzIGFuZCB0aGUgbG93ZXN0IHBvc3NpYmxlIGxpbmsgcmF0ZSB0aGF0IGNhbgorICogbWF0 Y2ggdGhlIGJpdHJhdGUgcmVxdWlyZW1lbnRzIG9mIGEgdmlkZW8gbW9kZS4gSG93ZXZlciBpdCBt dXN0IGVuc3VyZSBub3QKKyAqIHRvIGV4Y2VlZCB0aGUgY2FwYWJpbGl0aWVzIG9mIHRoZSBzaW5r LgorICoKKyAqIFJldHVybnM6IDAgb24gc3VjY2VzcyBvciBhIG5lZ2F0aXZlIGVycm9yIGNvZGUg b24gZmFpbHVyZS4KKyAqLworaW50IGRybV9kcF9saW5rX2Nob29zZShzdHJ1Y3QgZHJtX2RwX2xp bmsgKmxpbmssCisJCSAgICAgICBjb25zdCBzdHJ1Y3QgZHJtX2Rpc3BsYXlfbW9kZSAqbW9kZSwK KwkJICAgICAgIGNvbnN0IHN0cnVjdCBkcm1fZGlzcGxheV9pbmZvICppbmZvKQoreworCS8qIGF2 YWlsYWJsZSBsaW5rIHN5bWJvbCBjbG9jayByYXRlcyAqLworCXN0YXRpYyBjb25zdCB1bnNpZ25l ZCBpbnQgcmF0ZXNbM10gPSB7IDE2MjAwMCwgMjcwMDAwLCA1NDAwMDAgfTsKKwkvKiBhdmFpbGFi bGUgbnVtYmVyIG9mIGxhbmVzICovCisJc3RhdGljIGNvbnN0IHVuc2lnbmVkIGludCBsYW5lc1sz XSA9IHsgMSwgMiwgNCB9OworCXVuc2lnbmVkIGxvbmcgcmVxdWlyZW1lbnQsIGNhcGFjaXR5Owor CXVuc2lnbmVkIGludCByYXRlID0gbGluay0+bWF4X3JhdGU7CisJdW5zaWduZWQgaW50IGksIGo7 CisKKwkvKiBiYW5kd2lkdGggcmVxdWlyZW1lbnQgKi8KKwlyZXF1aXJlbWVudCA9IG1vZGUtPmNs b2NrICogaW5mby0+YnBjICogMzsKKworCWZvciAoaSA9IDA7IGkgPCBBUlJBWV9TSVpFKGxhbmVz KSAmJiBsYW5lc1tpXSA8PSBsaW5rLT5tYXhfbGFuZXM7IGkrKykgeworCQlmb3IgKGogPSAwOyBq IDwgQVJSQVlfU0laRShyYXRlcykgJiYgcmF0ZXNbal0gPD0gcmF0ZTsgaisrKSB7CisJCQkvKgor CQkJICogQ2FwYWNpdHkgZm9yIHRoaXMgY29tYmluYXRpb24gb2YgbGFuZXMgYW5kIHJhdGUsCisJ CQkgKiBmYWN0b3JpbmcgaW4gdGhlIEFOU0kgOEIvMTBCIGVuY29kaW5nLgorCQkJICoKKwkJCSAq IExpbmsgcmF0ZXMgaW4gdGhlIERSTSBEUCBoZWxwZXJzIGFyZSByZWFsbHkgbGluaworCQkJICog c3ltYm9sIGZyZXF1ZW5jaWVzLCBzbyBhIHRlbnRoIG9mIHRoZSBhY3R1YWwgcmF0ZQorCQkJICog b2YgdGhlIGxpbmsuCisJCQkgKi8KKwkJCWNhcGFjaXR5ID0gbGFuZXNbaV0gKiAocmF0ZXNbal0g KiAxMCkgKiA4IC8gMTA7CisKKwkJCWlmIChjYXBhY2l0eSA+PSByZXF1aXJlbWVudCkgeworCQkJ CURSTV9ERUJVR19LTVMoInVzaW5nICV1IGxhbmVzIGF0ICV1IGtIeiAoJWx1LyVsdSBrYnBzKVxu IiwKKwkJCQkJICAgICAgbGFuZXNbaV0sIHJhdGVzW2pdLCByZXF1aXJlbWVudCwKKwkJCQkJICAg ICAgY2FwYWNpdHkpOworCQkJCWxpbmstPmxhbmVzID0gbGFuZXNbaV07CisJCQkJbGluay0+cmF0 ZSA9IHJhdGVzW2pdOworCQkJCXJldHVybiAwOworCQkJfQorCQl9CisJfQorCisJcmV0dXJuIC1F UkFOR0U7Cit9CitFWFBPUlRfU1lNQk9MKGRybV9kcF9saW5rX2Nob29zZSk7CisKIC8qKgogICog ZHJtX2RwX2Rvd25zdHJlYW1fbWF4X2Nsb2NrKCkgLSBleHRyYWN0IGJyYW5jaCBkZXZpY2UgbWF4 CiAgKiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHBpeGVsIHJhdGUgZm9yIGxlZ2Fj eSBWR0EKZGlmZiAtLWdpdCBhL2luY2x1ZGUvZHJtL2RybV9kcF9oZWxwZXIuaCBiL2luY2x1ZGUv ZHJtL2RybV9kcF9oZWxwZXIuaAppbmRleCA1ZDI2MmE0NTM4NzguLjgxNzIzMWUzODA1MyAxMDA2 NDQKLS0tIGEvaW5jbHVkZS9kcm0vZHJtX2RwX2hlbHBlci5oCisrKyBiL2luY2x1ZGUvZHJtL2Ry bV9kcF9oZWxwZXIuaApAQCAtMjgsNiArMjgsNyBAQAogI2luY2x1ZGUgPGxpbnV4L3RpbWU2NC5o PgogI2luY2x1ZGUgPGxpbnV4L3R5cGVzLmg+CiAKKyNpbmNsdWRlIDxkcm0vZHJtX2NydGMuaD4K ICNpbmNsdWRlIDxkcm0vZHJtX3ByaW50Lmg+CiAKIC8qCkBAIC0xNDcwLDYgKzE0NzEsOSBAQCBp bnQgZHJtX2RwX2xpbmtfcHJvYmUoc3RydWN0IGRybV9kcF9hdXggKmF1eCwgc3RydWN0IGRybV9k cF9saW5rICpsaW5rKTsKIGludCBkcm1fZHBfbGlua19wb3dlcl91cChzdHJ1Y3QgZHJtX2RwX2F1 eCAqYXV4LCBzdHJ1Y3QgZHJtX2RwX2xpbmsgKmxpbmspOwogaW50IGRybV9kcF9saW5rX3Bvd2Vy X2Rvd24oc3RydWN0IGRybV9kcF9hdXggKmF1eCwgc3RydWN0IGRybV9kcF9saW5rICpsaW5rKTsK IGludCBkcm1fZHBfbGlua19jb25maWd1cmUoc3RydWN0IGRybV9kcF9hdXggKmF1eCwgc3RydWN0 IGRybV9kcF9saW5rICpsaW5rKTsKK2ludCBkcm1fZHBfbGlua19jaG9vc2Uoc3RydWN0IGRybV9k cF9saW5rICpsaW5rLAorCQkgICAgICAgY29uc3Qgc3RydWN0IGRybV9kaXNwbGF5X21vZGUgKm1v ZGUsCisJCSAgICAgICBjb25zdCBzdHJ1Y3QgZHJtX2Rpc3BsYXlfaW5mbyAqaW5mbyk7CiBpbnQg ZHJtX2RwX2Rvd25zdHJlYW1fbWF4X2Nsb2NrKGNvbnN0IHU4IGRwY2RbRFBfUkVDRUlWRVJfQ0FQ X1NJWkVdLAogCQkJCWNvbnN0IHU4IHBvcnRfY2FwWzRdKTsKIGludCBkcm1fZHBfZG93bnN0cmVh bV9tYXhfYnBjKGNvbnN0IHU4IGRwY2RbRFBfUkVDRUlWRVJfQ0FQX1NJWkVdLAotLSAKMi4yMi4w CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2 ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWw=