From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH 2/3] drm: Make drm_mode_vrefresh() a bit more accurate Date: Fri, 16 Mar 2018 18:34:30 +0200 Message-ID: <20180316163430.GJ5453@intel.com> References: <20180313150759.27620-1-ville.syrjala@linux.intel.com> <20180313150759.27620-2-ville.syrjala@linux.intel.com> <20180314135628.GB25297@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180314135628.GB25297@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBNYXIgMTQsIDIwMTggYXQgMDI6NTY6MjhQTSArMDEwMCwgRGFuaWVsIFZldHRlciB3 cm90ZToKPiBPbiBUdWUsIE1hciAxMywgMjAxOCBhdCAwNTowNzo1OFBNICswMjAwLCBWaWxsZSBT eXJqYWxhIHdyb3RlOgo+ID4gRnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxp bnV4LmludGVsLmNvbT4KPiA+IAo+ID4gRG8gdGhlIHJlZnJlc2ggcmF0ZSBjYWxjdWxhdGlvbiB3 aXRoIGEgc2luZ2xlIGRpdmlzaW9uLiBUaGlzIGdpdmVzCj4gPiB1cyBzbGlnaHRseSBtb3JlIGFj Y3VyYXRlIHJlc3VsdHMsIGVzcGVjaWFsbHkgZm9yIGludGVybGFjZWQgc2luY2UKPiA+IHdlIGRv bid0IGp1c3QgZG91YmxlIHRoZSBmaW5hbCB0cnVuY2F0ZWQgcmVzdWx0Lgo+ID4gCj4gPiBXZSBk byBsb3NlIG9uZSBiaXQgY29tcGFyZWQgdG8gdGhlIG9sZCB3YXksIHNvIHdpdGggYW4gaW50ZXJs YWNlZAo+ID4gbW9kZSB0aGUgbmV3IGNvZGUgY2FuIG9ubHkgaGFuZGxlIH4yR0h6IGluc3RlYWQg b2YgdGhlIH40R0h6IHRoZQo+ID4gb2xkIGNvZGUgaGFuZGVsZWQuCj4gPiAKPiA+IFNpZ25lZC1v ZmYtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+Cj4g Cj4gSSBraW5kYSB3YW50IHNwZWNpYWwgaW50ZWdlcnMgaGVyZSB0aGF0IE9vcHMgb24gb3ZlcmZs b3csIEkgdGhvdWdodAo+IHRoZXkncmUgY29taW5nLiBUaGF0IGFzaWRlOgo+IAo+IFJldmlld2Vk LWJ5OiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGZmd2xsLmNoPgoKVGhhbmtzLiBQYXRj aGVzIDEtMiBwdXNoZWQgdG8gZHJtLW1pc2MtbmV4dC4KCj4gPiAtLS0KPiA+ICBkcml2ZXJzL2dw dS9kcm0vZHJtX21vZGVzLmMgfCAxOSArKysrKysrKystLS0tLS0tLS0tCj4gPiAgMSBmaWxlIGNo YW5nZWQsIDkgaW5zZXJ0aW9ucygrKSwgMTAgZGVsZXRpb25zKC0pCj4gPiAKPiA+IGRpZmYgLS1n aXQgYS9kcml2ZXJzL2dwdS9kcm0vZHJtX21vZGVzLmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJtX21v ZGVzLmMKPiA+IGluZGV4IDQxNTcyNTAxNDBiMC4uZjZiN2MwZTM2YTFhIDEwMDY0NAo+ID4gLS0t IGEvZHJpdmVycy9ncHUvZHJtL2RybV9tb2Rlcy5jCj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0v ZHJtX21vZGVzLmMKPiA+IEBAIC03NzMsMjQgKzc3MywyMyBAQCBFWFBPUlRfU1lNQk9MKGRybV9t b2RlX2hzeW5jKTsKPiA+ICBpbnQgZHJtX21vZGVfdnJlZnJlc2goY29uc3Qgc3RydWN0IGRybV9k aXNwbGF5X21vZGUgKm1vZGUpCj4gPiAgewo+ID4gIAlpbnQgcmVmcmVzaCA9IDA7Cj4gPiAtCXVu c2lnbmVkIGludCBjYWxjX3ZhbDsKPiA+ICAKPiA+ICAJaWYgKG1vZGUtPnZyZWZyZXNoID4gMCkK PiA+ICAJCXJlZnJlc2ggPSBtb2RlLT52cmVmcmVzaDsKPiA+ICAJZWxzZSBpZiAobW9kZS0+aHRv dGFsID4gMCAmJiBtb2RlLT52dG90YWwgPiAwKSB7Cj4gPiAtCQlpbnQgdnRvdGFsOwo+ID4gLQkJ dnRvdGFsID0gbW9kZS0+dnRvdGFsOwo+ID4gLQkJLyogd29yayBvdXQgdnJlZnJlc2ggdGhlIHZh bHVlIHdpbGwgYmUgeDEwMDAgKi8KPiA+IC0JCWNhbGNfdmFsID0gKG1vZGUtPmNsb2NrICogMTAw MCk7Cj4gPiAtCQljYWxjX3ZhbCAvPSBtb2RlLT5odG90YWw7Cj4gPiAtCQlyZWZyZXNoID0gKGNh bGNfdmFsICsgdnRvdGFsIC8gMikgLyB2dG90YWw7Cj4gPiArCQl1bnNpZ25lZCBpbnQgbnVtLCBk ZW47Cj4gPiArCj4gPiArCQludW0gPSBtb2RlLT5jbG9jayAqIDEwMDA7Cj4gPiArCQlkZW4gPSBt b2RlLT5odG90YWwgKiBtb2RlLT52dG90YWw7Cj4gPiAgCj4gPiAgCQlpZiAobW9kZS0+ZmxhZ3Mg JiBEUk1fTU9ERV9GTEFHX0lOVEVSTEFDRSkKPiA+IC0JCQlyZWZyZXNoICo9IDI7Cj4gPiArCQkJ bnVtICo9IDI7Cj4gPiAgCQlpZiAobW9kZS0+ZmxhZ3MgJiBEUk1fTU9ERV9GTEFHX0RCTFNDQU4p Cj4gPiAtCQkJcmVmcmVzaCAvPSAyOwo+ID4gKwkJCWRlbiAqPSAyOwo+ID4gIAkJaWYgKG1vZGUt PnZzY2FuID4gMSkKPiA+IC0JCQlyZWZyZXNoIC89IG1vZGUtPnZzY2FuOwo+ID4gKwkJCWRlbiAq PSBtb2RlLT52c2NhbjsKPiA+ICsKPiA+ICsJCXJlZnJlc2ggPSBESVZfUk9VTkRfQ0xPU0VTVChu dW0sIGRlbik7Cj4gPiAgCX0KPiA+ICAJcmV0dXJuIHJlZnJlc2g7Cj4gPiAgfQo+ID4gLS0gCj4g PiAyLjE2LjEKPiA+IAo+ID4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KPiA+IGRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKPiA+IGRyaS1kZXZlbEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKPiA+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4v bGlzdGluZm8vZHJpLWRldmVsCj4gCj4gLS0gCj4gRGFuaWVsIFZldHRlcgo+IFNvZnR3YXJlIEVu Z2luZWVyLCBJbnRlbCBDb3Jwb3JhdGlvbgo+IGh0dHA6Ly9ibG9nLmZmd2xsLmNoCgotLSAKVmls bGUgU3lyasOkbMOkCkludGVsIE9UQwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngK