From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: Reject modeset if the dotclock is too high Date: Fri, 27 May 2016 15:35:54 +0300 Message-ID: <20160527123554.GC4329@intel.com> References: <1464114859-15610-1-git-send-email-ville.syrjala@linux.intel.com> <878tyyd048.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 5A52A6EC20 for ; Fri, 27 May 2016 12:35:57 +0000 (UTC) Content-Disposition: inline In-Reply-To: <878tyyd048.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jani Nikula Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBNYXkgMjUsIDIwMTYgYXQgMTE6MTU6MzVBTSArMDMwMCwgSmFuaSBOaWt1bGEgd3Jv dGU6Cj4gT24gVHVlLCAyNCBNYXkgMjAxNiwgdmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20g d3JvdGU6Cj4gPiBGcm9tOiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50 ZWwuY29tPgo+ID4KPiA+IFJlamVjdCB0aGUgbW9kZXNldCBpZiB0aGUgcmVxdWVzdGVkIGRvdGNs b2NrIGV4Y2VlZHMgdGhlIG1heGltdW0gYWxsb3dlZAo+ID4gYnkgdGhlIGhhcmR3YXJlLiBTbyBm YXIgd2UndmUgb25seSBjaGVja2VkIHRoaXMgb24gZ2VuMi8zIHdoaWxlIGFsc28KPiA+IGhhbmRs aW5nIHRoZSBkb3VibGUgd2lkZSB2cy4gc2luZ2xlIHdpZGUgcGlwZSBzZWxlY3Rpb24uIEV4dGVu ZCB0aGUKPiA+IGNoZWNrIHRvIGFsbCBwbGF0Zm9ybXMgc2luY2Ugd2UgaGF2ZSB0aGUgbWF4IGRv dGNsb2NrIGNvcnJlY3RseQo+ID4gcG9wdWxhdGVkIG5vdyBhY3Jvc3MgdGhlIGJvYXJkLgo+ID4K PiA+IFRlc3RjYXNlOiBpZ3Qva21zX2ludmFsaWRfZG90Y2xvY2sKPiA+IENjOiBNaWthIEthaG9s YSA8bWlrYS5rYWhvbGFAaW50ZWwuY29tPgo+ID4gU2lnbmVkLW9mZi1ieTogVmlsbGUgU3lyasOk bMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPiAKPiBTZWVtcyBnb29kLiBNYXli ZSB3ZSBoYXZlIGJ1Z3Mgb3BlbiBhYm91dCB0aGlzPwo+IAo+IFJldmlld2VkLWJ5OiBKYW5pIE5p a3VsYSA8amFuaS5uaWt1bGFAaW50ZWwuY29tPgoKUHVzaGVkIHRvIGRpbnEuIFRoYW5rcyBmb3Ig dGhlIHJldmlldy4KCj4gCj4gPiAtLS0KPiA+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9k aXNwbGF5LmMgfCAxOCArKysrKysrKystLS0tLS0tLS0KPiA+ICAxIGZpbGUgY2hhbmdlZCwgOSBp bnNlcnRpb25zKCspLCA5IGRlbGV0aW9ucygtKQo+ID4KPiA+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9kaXNwbGF5LmMKPiA+IGluZGV4IDFlNTEzODQ5N2U2YS4uYWRiNDg5NTA4ZjI1IDEwMDY0NAo+ ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCj4gPiArKysgYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKPiA+IEBAIC02NTEwLDEwICs2NTEw LDEwIEBAIHN0YXRpYyBpbnQgaW50ZWxfY3J0Y19jb21wdXRlX2NvbmZpZyhzdHJ1Y3QgaW50ZWxf Y3J0YyAqY3J0YywKPiA+ICAJc3RydWN0IGRybV9kZXZpY2UgKmRldiA9IGNydGMtPmJhc2UuZGV2 Owo+ID4gIAlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSBkZXYtPmRldl9wcml2 YXRlOwo+ID4gIAljb25zdCBzdHJ1Y3QgZHJtX2Rpc3BsYXlfbW9kZSAqYWRqdXN0ZWRfbW9kZSA9 ICZwaXBlX2NvbmZpZy0+YmFzZS5hZGp1c3RlZF9tb2RlOwo+ID4gKwlpbnQgY2xvY2tfbGltaXQg PSBkZXZfcHJpdi0+bWF4X2RvdGNsa19mcmVxOwo+ID4gIAo+ID4gLQkvKiBGSVhNRSBzaG91bGQg Y2hlY2sgcGl4ZWwgY2xvY2sgbGltaXRzIG9uIGFsbCBwbGF0Zm9ybXMgKi8KPiA+ICAJaWYgKElO VEVMX0lORk8oZGV2KS0+Z2VuIDwgNCkgewo+ID4gLQkJaW50IGNsb2NrX2xpbWl0ID0gZGV2X3By aXYtPm1heF9jZGNsa19mcmVxICogOSAvIDEwOwo+ID4gKwkJY2xvY2tfbGltaXQgPSBkZXZfcHJp di0+bWF4X2NkY2xrX2ZyZXEgKiA5IC8gMTA7Cj4gPiAgCj4gPiAgCQkvKgo+ID4gIAkJICogRW5h YmxlIGRvdWJsZSB3aWRlIG1vZGUgd2hlbiB0aGUgZG90IGNsb2NrCj4gPiBAQCAtNjUyMSwxNiAr NjUyMSwxNiBAQCBzdGF0aWMgaW50IGludGVsX2NydGNfY29tcHV0ZV9jb25maWcoc3RydWN0IGlu dGVsX2NydGMgKmNydGMsCj4gPiAgCQkgKi8KPiA+ICAJCWlmIChpbnRlbF9jcnRjX3N1cHBvcnRz X2RvdWJsZV93aWRlKGNydGMpICYmCj4gPiAgCQkgICAgYWRqdXN0ZWRfbW9kZS0+Y3J0Y19jbG9j ayA+IGNsb2NrX2xpbWl0KSB7Cj4gPiAtCQkJY2xvY2tfbGltaXQgKj0gMjsKPiA+ICsJCQljbG9j a19saW1pdCA9IGRldl9wcml2LT5tYXhfZG90Y2xrX2ZyZXE7Cj4gPiAgCQkJcGlwZV9jb25maWct PmRvdWJsZV93aWRlID0gdHJ1ZTsKPiA+ICAJCX0KPiA+ICsJfQo+ID4gIAo+ID4gLQkJaWYgKGFk anVzdGVkX21vZGUtPmNydGNfY2xvY2sgPiBjbG9ja19saW1pdCkgewo+ID4gLQkJCURSTV9ERUJV R19LTVMoInJlcXVlc3RlZCBwaXhlbCBjbG9jayAoJWQga0h6KSB0b28gaGlnaCAobWF4OiAlZCBr SHosIGRvdWJsZSB3aWRlOiAlcylcbiIsCj4gPiAtCQkJCSAgICAgIGFkanVzdGVkX21vZGUtPmNy dGNfY2xvY2ssIGNsb2NrX2xpbWl0LAo+ID4gLQkJCQkgICAgICB5ZXNubyhwaXBlX2NvbmZpZy0+ ZG91YmxlX3dpZGUpKTsKPiA+IC0JCQlyZXR1cm4gLUVJTlZBTDsKPiA+IC0JCX0KPiA+ICsJaWYg KGFkanVzdGVkX21vZGUtPmNydGNfY2xvY2sgPiBjbG9ja19saW1pdCkgewo+ID4gKwkJRFJNX0RF QlVHX0tNUygicmVxdWVzdGVkIHBpeGVsIGNsb2NrICglZCBrSHopIHRvbyBoaWdoIChtYXg6ICVk IGtIeiwgZG91YmxlIHdpZGU6ICVzKVxuIiwKPiA+ICsJCQkgICAgICBhZGp1c3RlZF9tb2RlLT5j cnRjX2Nsb2NrLCBjbG9ja19saW1pdCwKPiA+ICsJCQkgICAgICB5ZXNubyhwaXBlX2NvbmZpZy0+ ZG91YmxlX3dpZGUpKTsKPiA+ICsJCXJldHVybiAtRUlOVkFMOwo+ID4gIAl9Cj4gPiAgCj4gPiAg CS8qCj4gCj4gLS0gCj4gSmFuaSBOaWt1bGEsIEludGVsIE9wZW4gU291cmNlIFRlY2hub2xvZ3kg Q2VudGVyCgotLSAKVmlsbGUgU3lyasOkbMOkCkludGVsIE9UQwpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVs LWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcv bWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK