From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH v7 3/5] drm/i915: Check pixel rate for DP to VGA dongle Date: Thu, 11 Aug 2016 10:18:37 +0300 Message-ID: <20160811071837.GC4329@intel.com> References: <1470661230-15988-1-git-send-email-mika.kahola@intel.com> <1470661230-15988-4-git-send-email-mika.kahola@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <1470661230-15988-4-git-send-email-mika.kahola@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Mika Kahola Cc: daniel.vetter@ffwll.ch, intel-gfx@lists.freedesktop.org, jim.bride@linux.intel.com, dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBBdWcgMDgsIDIwMTYgYXQgMDQ6MDA6MjhQTSArMDMwMCwgTWlrYSBLYWhvbGEgd3Jv dGU6Cj4gRmlsdGVyIG91dCBhIG1vZGUgdGhhdCBleGNlZWRzIHRoZSBtYXggcGl4ZWwgcmF0ZSBz ZXR0aW5nCj4gZm9yIERQIHRvIFZHQSBkb25nbGUuIFRoaXMgaXMgZGVmaW5lZCBpbiBEUENEIHJl Z2lzdGVyIDB4ODEKPiBpZiBkZXRhaWxlZCBjYXAgaW5mbyBpLmUuIGluZm8gZmllbGQgaXMgNCBi eXRlcyBsb25nIGFuZAo+IGl0IGlzIGF2YWlsYWJsZSBmb3IgRFAgZG93bnN0cmVhbSBwb3J0Lgo+ IAo+IFRoZSByZWdpc3RlciBkZWZpbmVzIHRoZSBwaXhlbCByYXRlIGRpdmlkZWQgYnkgOCBpbiBN UC9zLgo+IAo+IHYyOiBEUENEIHJlYWQgb3V0cyBhbmQgY29tcHV0YXRpb24gbW92ZWQgdG8gZHJt IChWaWxsZSwgRGFuaWVsKQo+IHYzOiBTaW5rIHBpeGVsIHJhdGUgY29tcHV0YXRpb24gbW92ZWQg dG8gZHJtX2RwX21heF9zaW5rX2RvdGNsb2NrKCkKPiAgICAgZnVuY3Rpb24gKERhbmllbCkKPiB2 NDogVXNlIG9mIGRybV9kcF9oZWxwZXIuYyByb3V0aW5lcyB0byBjb21wdXRlIG1heCBwaXhlbCBj bG9jayAoVmlsbGUpCj4gdjU6IFVzZSBvZiBpbnRlbF9kcC0+ZG93bnN0cmVhbV9wb3J0cyB0byBy ZWFkIG91dCBwb3J0IGNhcGFiaWxpdGllcy4KPiAgICAgQ29kZSByZXN0cnVjdHVyaW5nIChWaWxs ZSkKPiB2NjogTW92ZSBEUCBicmFuY2ggZGV2aWNlIGNoZWNrIHRvIGRybV9kcF9oZWxwZXIuYyAo RGFuaWVsKQo+IAo+IFNpZ25lZC1vZmYtYnk6IE1pa2EgS2Fob2xhIDxtaWthLmthaG9sYUBpbnRl bC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgfCAyNSArKysr KysrKysrKysrKysrKysrKysrKystCj4gIDEgZmlsZSBjaGFuZ2VkLCAyNCBpbnNlcnRpb25zKCsp LCAxIGRlbGV0aW9uKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX2RwLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gaW5kZXggMjFiMDRj My4uZTk5MGM4YiAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5j Cj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+IEBAIC0xOTAsNiArMTkw LDI2IEBAIGludGVsX2RwX21heF9kYXRhX3JhdGUoaW50IG1heF9saW5rX2Nsb2NrLCBpbnQgbWF4 X2xhbmVzKQo+ICAJcmV0dXJuIChtYXhfbGlua19jbG9jayAqIG1heF9sYW5lcyAqIDgpIC8gMTA7 Cj4gIH0KPiAgCj4gK3N0YXRpYyBpbnQKPiAraW50ZWxfZHBfZG93bnN0cmVhbV9tYXhfZG90Y2xv Y2soc3RydWN0IGludGVsX2RwICppbnRlbF9kcCwgaW50IGRvdGNsaykKPiArewoKSSB3b3VsZCBq dXN0Cgp7CglpbnQgbWF4X2RvdGNsayA9IGRldl9wcml2LT5tYXhfZG90Y2xrX2ZyZXE7CgoJZHNf bWF4X2RvdGNsayA9IC4uLjsKCWlmIChkc19kb3RjbGsgIT0gMCkKCQltYXhfZG90Y2xrID0gbWlu KG1heF9kb3RjbGssIGRzX21heF9kb3RjbGspOwoKCXJldHVybiBtYXhfZG90Y2xrOwp9Cgo+ICsJ aW50IGRzX2RvdGNsazsKPiArCWludCB0eXBlOwo+ICsKPiArCWRzX2RvdGNsayA9IGRybV9kcF9k b3duc3RyZWFtX21heF9jbG9jayhpbnRlbF9kcC0+ZHBjZCwKPiArCQkJCQkJaW50ZWxfZHAtPmRv d25zdHJlYW1fcG9ydHMpOwo+ICsKPiArCWlmIChkc19kb3RjbGsgPT0gMCkKPiArCQlyZXR1cm4g ZG90Y2xrOwo+ICsKPiArCXR5cGUgPSBpbnRlbF9kcC0+ZG93bnN0cmVhbV9wb3J0c1swXSAmIERQ X0RTX1BPUlRfVFlQRV9NQVNLOwo+ICsJCj4gKwlpZiAodHlwZSAhPSBEUF9EU19QT1JUX1RZUEVf VkdBKQo+ICsJCXJldHVybiBkb3RjbGs7CgpXaHkgaXNuJ3QgZHJtX2RwX2Rvd25zdHJlYW1fbWF4 X2Nsb2NrKCkgaGFuZGxpbmcgYWxsIG9mIGl0IGFscmVhZHk/CldoeSBhcmUgd2UgZXZlbiBjaGVj a2luZyBmb3IgIT1WR0E/Cgo+ICsKPiArCXJldHVybiBtaW4oZG90Y2xrLCBkc19kb3RjbGspOwo+ ICt9Cj4gKwo+ICBzdGF0aWMgZW51bSBkcm1fbW9kZV9zdGF0dXMKPiAgaW50ZWxfZHBfbW9kZV92 YWxpZChzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLAo+ICAJCSAgICBzdHJ1Y3QgZHJt X2Rpc3BsYXlfbW9kZSAqbW9kZSkKPiBAQCAtMTk5LDcgKzIxOSwxMCBAQCBpbnRlbF9kcF9tb2Rl X3ZhbGlkKHN0cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0b3IsCj4gIAlzdHJ1Y3QgZHJtX2Rp c3BsYXlfbW9kZSAqZml4ZWRfbW9kZSA9IGludGVsX2Nvbm5lY3Rvci0+cGFuZWwuZml4ZWRfbW9k ZTsKPiAgCWludCB0YXJnZXRfY2xvY2sgPSBtb2RlLT5jbG9jazsKPiAgCWludCBtYXhfcmF0ZSwg bW9kZV9yYXRlLCBtYXhfbGFuZXMsIG1heF9saW5rX2Nsb2NrOwo+IC0JaW50IG1heF9kb3RjbGsg PSB0b19pOTE1KGNvbm5lY3Rvci0+ZGV2KS0+bWF4X2RvdGNsa19mcmVxOwo+ICsJaW50IG1heF9k b3RjbGs7Cj4gKwo+ICsJbWF4X2RvdGNsayA9IGludGVsX2RwX2Rvd25zdHJlYW1fbWF4X2RvdGNs b2NrKGludGVsX2RwLAo+ICsJCQkJCQkgICAgICB0b19pOTE1KGNvbm5lY3Rvci0+ZGV2KS0+bWF4 X2RvdGNsa19mcmVxKTsKPiAgCj4gIAlpZiAoaXNfZWRwKGludGVsX2RwKSAmJiBmaXhlZF9tb2Rl KSB7Cj4gIAkJaWYgKG1vZGUtPmhkaXNwbGF5ID4gZml4ZWRfbW9kZS0+aGRpc3BsYXkpCj4gLS0g Cj4gMS45LjEKCi0tIApWaWxsZSBTeXJqw6Rsw6QKSW50ZWwgT1RDCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJp LWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9y Zy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=