From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kahola Subject: [PATCH v9 09/12] drm/i915: Check pixel rate for DP to VGA dongle Date: Fri, 9 Sep 2016 14:10:55 +0300 Message-ID: <1473419458-17080-10-git-send-email-mika.kahola@intel.com> References: <1473419458-17080-1-git-send-email-mika.kahola@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1473419458-17080-1-git-send-email-mika.kahola@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: dri-devel@lists.freedesktop.org Cc: daniel.vetter@ffwll.ch, intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org RmlsdGVyIG91dCBhIG1vZGUgdGhhdCBleGNlZWRzIHRoZSBtYXggcGl4ZWwgcmF0ZSBzZXR0aW5n CmZvciBEUCB0byBWR0EgZG9uZ2xlLiBUaGlzIGlzIGRlZmluZWQgaW4gRFBDRCByZWdpc3RlciAw eDgxCmlmIGRldGFpbGVkIGNhcCBpbmZvIGkuZS4gaW5mbyBmaWVsZCBpcyA0IGJ5dGVzIGxvbmcg YW5kCml0IGlzIGF2YWlsYWJsZSBmb3IgRFAgZG93bnN0cmVhbSBwb3J0LgoKVGhlIHJlZ2lzdGVy IGRlZmluZXMgdGhlIHBpeGVsIHJhdGUgZGl2aWRlZCBieSA4IGluIE1QL3MuCgp2MjogRFBDRCBy ZWFkIG91dHMgYW5kIGNvbXB1dGF0aW9uIG1vdmVkIHRvIGRybSAoVmlsbGUsIERhbmllbCkKdjM6 IFNpbmsgcGl4ZWwgcmF0ZSBjb21wdXRhdGlvbiBtb3ZlZCB0byBkcm1fZHBfbWF4X3NpbmtfZG90 Y2xvY2soKQogICAgZnVuY3Rpb24gKERhbmllbCkKdjQ6IFVzZSBvZiBkcm1fZHBfaGVscGVyLmMg cm91dGluZXMgdG8gY29tcHV0ZSBtYXggcGl4ZWwgY2xvY2sgKFZpbGxlKQp2NTogVXNlIG9mIGlu dGVsX2RwLT5kb3duc3RyZWFtX3BvcnRzIHRvIHJlYWQgb3V0IHBvcnQgY2FwYWJpbGl0aWVzLgog ICAgQ29kZSByZXN0cnVjdHVyaW5nIChWaWxsZSkKdjY6IE1vdmUgRFAgYnJhbmNoIGRldmljZSBj aGVjayB0byBkcm1fZHBfaGVscGVyLmMgKERhbmllbCkKdjc6IENsZWFudXAgYXMgc3VnZ2VzdGVk IGJ5IFZpbGxlCgpSZXZpZXdlZC1ieTogSmltIEJyaWRlIDxqaW0uYnJpZGVAbGludXguaW50ZWwu Y29tPgpTaWduZWQtb2ZmLWJ5OiBNaWthIEthaG9sYSA8bWlrYS5rYWhvbGFAaW50ZWwuY29tPgot LS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgfCAyNyArKysrKysrKysrKysrKysr KysrKysrKysrKy0KIDEgZmlsZSBjaGFuZ2VkLCAyNiBpbnNlcnRpb25zKCspLCAxIGRlbGV0aW9u KC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKaW5kZXggNzQyOGM3Mi4uOGYxN2M4OCAxMDA2NDQK LS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYworKysgYi9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kcC5jCkBAIC0xOTAsNiArMTkwLDI5IEBAIGludGVsX2RwX21heF9kYXRh X3JhdGUoaW50IG1heF9saW5rX2Nsb2NrLCBpbnQgbWF4X2xhbmVzKQogCXJldHVybiAobWF4X2xp bmtfY2xvY2sgKiBtYXhfbGFuZXMgKiA4KSAvIDEwOwogfQogCitzdGF0aWMgaW50CitpbnRlbF9k cF9kb3duc3RyZWFtX21heF9kb3RjbG9jayhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQorewor CXN0cnVjdCBpbnRlbF9kaWdpdGFsX3BvcnQgKmludGVsX2RpZ19wb3J0ID0gZHBfdG9fZGlnX3Bv cnQoaW50ZWxfZHApOworCXN0cnVjdCBpbnRlbF9lbmNvZGVyICplbmNvZGVyID0gJmludGVsX2Rp Z19wb3J0LT5iYXNlOworCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IHRvX2k5 MTUoZW5jb2Rlci0+YmFzZS5kZXYpOworCWludCBtYXhfZG90Y2xrID0gZGV2X3ByaXYtPm1heF9k b3RjbGtfZnJlcTsKKwlpbnQgZHNfbWF4X2RvdGNsazsKKworCWludCB0eXBlID0gaW50ZWxfZHAt PmRvd25zdHJlYW1fcG9ydHNbMF0gJiBEUF9EU19QT1JUX1RZUEVfTUFTSzsKKworCWlmICh0eXBl ICE9IERQX0RTX1BPUlRfVFlQRV9WR0EpCisJCXJldHVybiBtYXhfZG90Y2xrOworCisJZHNfbWF4 X2RvdGNsayA9IGRybV9kcF9kb3duc3RyZWFtX21heF9jbG9jayhpbnRlbF9kcC0+ZHBjZCwKKwkJ CQkJCSAgICBpbnRlbF9kcC0+ZG93bnN0cmVhbV9wb3J0cyk7CisKKwlpZiAoZHNfbWF4X2RvdGNs ayAhPSAwKQorCQltYXhfZG90Y2xrID0gbWluKG1heF9kb3RjbGssIGRzX21heF9kb3RjbGspOwor CisJcmV0dXJuIG1heF9kb3RjbGs7Cit9CisKIHN0YXRpYyBlbnVtIGRybV9tb2RlX3N0YXR1cwog aW50ZWxfZHBfbW9kZV92YWxpZChzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLAogCQkg ICAgc3RydWN0IGRybV9kaXNwbGF5X21vZGUgKm1vZGUpCkBAIC0xOTksNyArMjIyLDkgQEAgaW50 ZWxfZHBfbW9kZV92YWxpZChzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLAogCXN0cnVj dCBkcm1fZGlzcGxheV9tb2RlICpmaXhlZF9tb2RlID0gaW50ZWxfY29ubmVjdG9yLT5wYW5lbC5m aXhlZF9tb2RlOwogCWludCB0YXJnZXRfY2xvY2sgPSBtb2RlLT5jbG9jazsKIAlpbnQgbWF4X3Jh dGUsIG1vZGVfcmF0ZSwgbWF4X2xhbmVzLCBtYXhfbGlua19jbG9jazsKLQlpbnQgbWF4X2RvdGNs ayA9IHRvX2k5MTUoY29ubmVjdG9yLT5kZXYpLT5tYXhfZG90Y2xrX2ZyZXE7CisJaW50IG1heF9k b3RjbGs7CisKKwltYXhfZG90Y2xrID0gaW50ZWxfZHBfZG93bnN0cmVhbV9tYXhfZG90Y2xvY2so aW50ZWxfZHApOwogCiAJaWYgKGlzX2VkcChpbnRlbF9kcCkgJiYgZml4ZWRfbW9kZSkgewogCQlp ZiAobW9kZS0+aGRpc3BsYXkgPiBmaXhlZF9tb2RlLT5oZGlzcGxheSkKLS0gCjIuNy40CgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK