From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: [PATCH v8 21/38] drm/i915/icl: Fetch DSI pkt to be transferred Date: Tue, 30 Oct 2018 13:56:27 +0200 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6B9916E128 for ; Tue, 30 Oct 2018 11:56:57 +0000 (UTC) In-Reply-To: In-Reply-To: References: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: jani.nikula@intel.com List-Id: intel-gfx@lists.freedesktop.org RnJvbTogTWFkaGF2IENoYXVoYW4gPG1hZGhhdi5jaGF1aGFuQGludGVsLmNvbT4KClRoaXMgcGF0 Y2ggcmV0cmlldmVzIERTSSBwa3QgKGZyb20gRFNJIG1zZykgIHRvIGJlCnNlbnQgb3ZlciBEU0kg bGluayB1c2luZyBEUk0gRFNJIGV4cG9ydGVkIGZ1bmN0aW9ucy4KQSB3cmFwcGVyIGZ1bmN0aW9u IGlzIGFsc28gYWRkZWQgYXMgIkRTSSBob3N0IHRyYW5zZmVyIgpmb3Igc2VuZGluZyBEU0kgZGF0 YS9jbWQuCgp2MiBieSBKYW5pOgogLSBVc2UgdGhlIG5ldyBjcmVkaXQgYXZhaWxhYmxlIGhlbHBl cgogLSBVc2UgaW50IGZvciBmcmVlX2NyZWRpdHMKClNpZ25lZC1vZmYtYnk6IE1hZGhhdiBDaGF1 aGFuIDxtYWRoYXYuY2hhdWhhbkBpbnRlbC5jb20+ClNpZ25lZC1vZmYtYnk6IEphbmkgTmlrdWxh IDxqYW5pLm5pa3VsYUBpbnRlbC5jb20+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5MTUvaWNsX2Rz aS5jIHwgNjIgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrCiAxIGZp bGUgY2hhbmdlZCwgNjIgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ljbF9kc2kuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ljbF9kc2kuYwppbmRleCBk MGM2MGQ0MDJkZmUuLmM3Yjc3Y2Q4MWU0NSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaWNsX2RzaS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ljbF9kc2kuYwpAQCAtMTA3 LDYgKzEwNyw0NCBAQCBzdGF0aWMgdm9pZCB3YWl0X2Zvcl9jbWRzX2Rpc3BhdGNoZWRfdG9fcGFu ZWwoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIpCiAJfQogfQogCitzdGF0aWMgaW50IGRz aV9zZW5kX3BrdF9oZHIoc3RydWN0IGludGVsX2RzaV9ob3N0ICpob3N0LAorCQkJICAgIHN0cnVj dCBtaXBpX2RzaV9wYWNrZXQgcGt0LCBib29sIGVuYWJsZV9scGR0KQoreworCXN0cnVjdCBpbnRl bF9kc2kgKmludGVsX2RzaSA9IGhvc3QtPmludGVsX2RzaTsKKwlzdHJ1Y3QgZHJtX2k5MTVfcHJp dmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1KGludGVsX2RzaS0+YmFzZS5iYXNlLmRldik7CisJZW51 bSB0cmFuc2NvZGVyIGRzaV90cmFucyA9IGRzaV9wb3J0X3RvX3RyYW5zY29kZXIoaG9zdC0+cG9y dCk7CisJdTMyIHRtcDsKKwlpbnQgZnJlZV9jcmVkaXRzOworCisJLyogY2hlY2sgaWYgaGVhZGVy IGNyZWRpdCBhdmFpbGFibGUgKi8KKwlmcmVlX2NyZWRpdHMgPSBoZWFkZXJfY3JlZGl0c19hdmFp bGFibGUoZGV2X3ByaXYsIGRzaV90cmFucyk7CisJaWYgKGZyZWVfY3JlZGl0cyA8IDEpIHsKKwkJ RFJNX0VSUk9SKCJzZW5kIHBrdCBoZWFkZXIgZmFpbGVkLCBub3QgZW5vdWdoIGhkciBjcmVkaXRz XG4iKTsKKwkJcmV0dXJuIC0xOworCX0KKworCXRtcCA9IEk5MTVfUkVBRChEU0lfQ01EX1RYSERS KGRzaV90cmFucykpOworCisJaWYgKHBrdC5wYXlsb2FkKQorCQl0bXAgfD0gUEFZTE9BRF9QUkVT RU5UOworCWVsc2UKKwkJdG1wICY9IH5QQVlMT0FEX1BSRVNFTlQ7CisKKwl0bXAgJj0gflZCTEFO S19GRU5DRTsKKworCWlmIChlbmFibGVfbHBkdCkKKwkJdG1wIHw9IExQX0RBVEFfVFJBTlNGRVI7 CisKKwl0bXAgJj0gfihQQVJBTV9XQ19NQVNLIHwgVkNfTUFTSyB8IERUX01BU0spOworCXRtcCB8 PSAoKHBrdC5oZWFkZXJbMF0gJiBWQ19NQVNLKSA8PCBWQ19TSElGVCk7CisJdG1wIHw9ICgocGt0 LmhlYWRlclswXSAmIERUX01BU0spIDw8IERUX1NISUZUKTsKKwl0bXAgfD0gKHBrdC5oZWFkZXJb MV0gPDwgUEFSQU1fV0NfTE9XRVJfU0hJRlQpOworCXRtcCB8PSAocGt0LmhlYWRlclsyXSA8PCBQ QVJBTV9XQ19VUFBFUl9TSElGVCk7CisJSTkxNV9XUklURShEU0lfQ01EX1RYSERSKGRzaV90cmFu cyksIHRtcCk7CisKKwlyZXR1cm4gMDsKK30KKwogc3RhdGljIHZvaWQgZHNpX3Byb2dyYW1fc3dp bmdfYW5kX2RlZW1waGFzaXMoc3RydWN0IGludGVsX2VuY29kZXIgKmVuY29kZXIpCiB7CiAJc3Ry dWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gdG9faTkxNShlbmNvZGVyLT5iYXNlLmRl dik7CkBAIC05OTQsOSArMTAzMiwzMyBAQCBzdGF0aWMgaW50IGdlbjExX2RzaV9ob3N0X2RldGFj aChzdHJ1Y3QgbWlwaV9kc2lfaG9zdCAqaG9zdCwKIAlyZXR1cm4gMDsKIH0KIAorc3RhdGljIHNz aXplX3QgZ2VuMTFfZHNpX2hvc3RfdHJhbnNmZXIoc3RydWN0IG1pcGlfZHNpX2hvc3QgKmhvc3Qs CisJCQkJICAgICAgIGNvbnN0IHN0cnVjdCBtaXBpX2RzaV9tc2cgKm1zZykKK3sKKwlzdHJ1Y3Qg aW50ZWxfZHNpX2hvc3QgKmludGVsX2RzaV9ob3N0ID0gdG9faW50ZWxfZHNpX2hvc3QoaG9zdCk7 CisJc3RydWN0IG1pcGlfZHNpX3BhY2tldCBkc2lfcGt0OworCXNzaXplX3QgcmV0OworCWJvb2wg ZW5hYmxlX2xwZHQgPSBmYWxzZTsKKworCXJldCA9IG1pcGlfZHNpX2NyZWF0ZV9wYWNrZXQoJmRz aV9wa3QsIG1zZyk7CisJaWYgKHJldCA8IDApCisJCXJldHVybiByZXQ7CisKKwlpZiAobXNnLT5m bGFncyAmIE1JUElfRFNJX01TR19VU0VfTFBNKQorCQllbmFibGVfbHBkdCA9IHRydWU7CisKKwkv KiBzZW5kIHBhY2tldCBoZWFkZXIgKi8KKwlyZXQgID0gZHNpX3NlbmRfcGt0X2hkcihpbnRlbF9k c2lfaG9zdCwgZHNpX3BrdCwgZW5hYmxlX2xwZHQpOworCWlmIChyZXQgPCAwKQorCQlyZXR1cm4g cmV0OworCisJcmV0dXJuIHJldDsKK30KKwogc3RhdGljIGNvbnN0IHN0cnVjdCBtaXBpX2RzaV9o b3N0X29wcyBnZW4xMV9kc2lfaG9zdF9vcHMgPSB7CiAJLmF0dGFjaCA9IGdlbjExX2RzaV9ob3N0 X2F0dGFjaCwKIAkuZGV0YWNoID0gZ2VuMTFfZHNpX2hvc3RfZGV0YWNoLAorCS50cmFuc2ZlciA9 IGdlbjExX2RzaV9ob3N0X3RyYW5zZmVyLAogfTsKIAogdm9pZCBpY2xfZHNpX2luaXQoc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQotLSAKMi4xMS4wCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0Cklu dGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5v cmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK