From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [Intel-gfx] [PATCH v5 2/2] drm/i915: Allow "max bpc" property to limit pipe_bpp Date: Thu, 6 Sep 2018 00:02:52 +0200 Message-ID: <20180905220252.GJ4929@phenom.ffwll.local> References: <20180905201200.29414-1-radhakrishna.sripada@intel.com> <20180905201200.29414-2-radhakrishna.sripada@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-ed1-x544.google.com (mail-ed1-x544.google.com [IPv6:2a00:1450:4864:20::544]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4670E6E485 for ; Wed, 5 Sep 2018 22:03:02 +0000 (UTC) Received: by mail-ed1-x544.google.com with SMTP id f4-v6so7315024edq.3 for ; Wed, 05 Sep 2018 15:03:02 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20180905201200.29414-2-radhakrishna.sripada@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Radhakrishna Sripada Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Kishore Kadiyala , Rodrigo Vivi List-Id: dri-devel@lists.freedesktop.org T24gV2VkLCBTZXAgMDUsIDIwMTggYXQgMDE6MTI6MDBQTSAtMDcwMCwgUmFkaGFrcmlzaG5hIFNy aXBhZGEgd3JvdGU6Cj4gVXNlIHRoZSBuZXdseSBhZGRlZCAibWF4IGJwYyIgY29ubmVjdG9yIHBy b3BlcnR5IHRvIGxpbWl0IHBpcGUgYnBwLgo+IAo+IFYzOiBVc2UgZHJtX2Nvbm5lY3Rvcl9zdGF0 ZSB0byBhY2Nlc3MgdGhlICJtYXggYnBjIiBwcm9wZXJ0eQo+IFY0OiBJbml0aWFsaXplIHRoZSBk cm0gcHJvcGVydHksIGFkZCBzdXVwb3J0IHRvIERQKFZpbGxlKQo+IFY1OiBVc2UgdGhlIHByb3Bl cnR5IGluIHRoZSBjb25uZWN0b3IgYW5kIGZpeCBDSSBmYWlsdXJlKFZpbGxlKQo+IAo+IENjOiBW aWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgo+IENjOiBSb2Ry aWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+Cj4gQ2M6IEtpc2hvcmUgS2FkaXlhbGEg PGtpc2hvcmUua2FkaXlhbGFAaW50ZWwuY29tPgo+IENjOiBNYW5hc2kgTmF2YXJlIDxtYW5hc2ku ZC5uYXZhcmVAaW50ZWwuY29tPgo+IENjOiBTdGFuaXNsYXYgTGlzb3Zza2l5IDxzdGFuaXNsYXYu bGlzb3Zza2l5QGludGVsLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBSYWRoYWtyaXNobmEgU3JpcGFk YSA8cmFkaGFrcmlzaG5hLnNyaXBhZGFAaW50ZWwuY29tPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9k cm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgfCAzMSArKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgICAgICB8ICAxICsKPiAgZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHJ2LmggICAgIHwgIDIgKysKPiAgZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfaGRtaS5jICAgIHwgIDcgKysrKysrKwo+ICBkcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9tb2Rlcy5jICAgfCAyMCArKysrKysrKysrKysrKysrKysrKwo+ICA1IGZpbGVz IGNoYW5nZWQsIDYxIGluc2VydGlvbnMoKykKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlz cGxheS5jCj4gaW5kZXggMWJkMTRjNjFkYWI1Li5hODkwYWFkZTA5NGMgMTAwNjQ0Cj4gLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCj4gKysrIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCj4gQEAgLTEwNzg3LDYgKzEwNzg3LDM0IEBAIGNvbm5l Y3RlZF9zaW5rX2NvbXB1dGVfYnBwKHN0cnVjdCBpbnRlbF9jb25uZWN0b3IgKmNvbm5lY3RvciwK PiAgCX0KPiAgfQo+ICAKPiArc3RhdGljIHZvaWQKPiArY29ubmVjdGVkX3NpbmtfbWF4X2JwcChz dHJ1Y3QgZHJtX2Nvbm5lY3Rvcl9zdGF0ZSAqY29ubl9zdGF0ZSwKPiArCQkJICAgICBzdHJ1Y3Qg aW50ZWxfY3J0Y19zdGF0ZSAqcGlwZV9jb25maWcpCj4gK3sKPiArCXN3aXRjaCAoY29ubl9zdGF0 ZS0+bWF4X2JwYykgewo+ICsJY2FzZSA4Ogo+ICsJY2FzZSA5Ogo+ICsJCXBpcGVfY29uZmlnLT5w aXBlX2JwcCA9IDgqMzsKPiArCQlicmVhazsKPiArCWNhc2UgMTA6Cj4gKwljYXNlIDExOgo+ICsJ CXBpcGVfY29uZmlnLT5waXBlX2JwcCA9IDEwKjM7Cj4gKwkJYnJlYWs7Cj4gKwljYXNlIDEyOgo+ ICsJY2FzZSAxMzoKPiArCWNhc2UgMTQ6Cj4gKwljYXNlIDE1Ogo+ICsJCXBpcGVfY29uZmlnLT5w aXBlX2JwcCA9IDEyKjM7Cj4gKwkJYnJlYWs7Cj4gKwljYXNlIDE2Ogo+ICsJCXBpcGVfY29uZmln LT5waXBlX2JwcCA9IDE2KjM7Cj4gKwkJYnJlYWs7Cj4gKwlkZWZhdWx0Ogo+ICsJCWJyZWFrOwo+ ICsJfQo+ICsJRFJNX0RFQlVHX0tNUygiTGltaXRpbmcgZGlzcGxheSBicHAgdG8gJWRcbiIsIHBp cGVfY29uZmlnLT5waXBlX2JwcCk7Cj4gK30KPiArCj4gIHN0YXRpYyBpbnQKPiAgY29tcHV0ZV9i YXNlbGluZV9waXBlX2JwcChzdHJ1Y3QgaW50ZWxfY3J0YyAqY3J0YywKPiAgCQkJICBzdHJ1Y3Qg aW50ZWxfY3J0Y19zdGF0ZSAqcGlwZV9jb25maWcpCj4gQEAgLTEwODE1LDYgKzEwODQzLDkgQEAg Y29tcHV0ZV9iYXNlbGluZV9waXBlX2JwcChzdHJ1Y3QgaW50ZWxfY3J0YyAqY3J0YywKPiAgCQlp ZiAoY29ubmVjdG9yX3N0YXRlLT5jcnRjICE9ICZjcnRjLT5iYXNlKQo+ICAJCQljb250aW51ZTsK PiAgCj4gKwkJaWYgKGNvbm5lY3Rvcl9zdGF0ZS0+bWF4X2JwYykKPiArCQkJY29ubmVjdGVkX3Np bmtfbWF4X2JwcChjb25uZWN0b3Jfc3RhdGUsIHBpcGVfY29uZmlnKTsKCkkgdGhpbmsgdGhpcyBj b3VsZCB3b2xkIGJlIGJlc3QgcHV0IGludG8gc2hhcmVkIGNvZGUsIGNvbXB1dGluZyBhIG1heF9i cGMKdGhhdCB0YWtlcyBjb25uZWN0b3ItPmRpc3BsYXlfaW5mbyBhbmQgY29ubmVjdG9yX3N0YXRl LT5tYXhfYnBjIGludG8KYWNjb3VudC4gU28gcGFydCBvZiB0aGUgY29yZSBkcm0gcGF0Y2guIFdv dWxkIG5lZWQgYm90aCBhIC0+bWF4X2JwYyBhbmQgYQotPm1heF9yZXF1ZXN0ZWRfYnBjIGZvciB0 aGUgcHJvcGVydHkgdmFsdWUgb3Igc29tZXRoaW5nIGxpa2UgdGhhdC4KCkJlc2lkZXMgdGhpcyBz bWFsbCBuaXQgSSB0aGluayB0aGlzIGxvb2tzIHNvbGlkIGZyb20gYSBoaWdoIGxldmVsLgotRGFu aWVsCgo+ICsKPiAgCQljb25uZWN0ZWRfc2lua19jb21wdXRlX2JwcCh0b19pbnRlbF9jb25uZWN0 b3IoY29ubmVjdG9yKSwKPiAgCQkJCQkgICBwaXBlX2NvbmZpZyk7Cj4gIAl9Cj4gZGlmZiAtLWdp dCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kcC5jCj4gaW5kZXggNDM2YzIyZGUzM2I2Li4zOTU1NzQ1YTRkOWYgMTAwNjQ0Cj4g LS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2RwLmMKPiBAQCAtNTcxOSw2ICs1NzE5LDcgQEAgaW50ZWxfZHBfYWRk X3Byb3BlcnRpZXMoc3RydWN0IGludGVsX2RwICppbnRlbF9kcCwgc3RydWN0IGRybV9jb25uZWN0 b3IgKmNvbm5lY3QKPiAgCQlpbnRlbF9hdHRhY2hfZm9yY2VfYXVkaW9fcHJvcGVydHkoY29ubmVj dG9yKTsKPiAgCj4gIAlpbnRlbF9hdHRhY2hfYnJvYWRjYXN0X3JnYl9wcm9wZXJ0eShjb25uZWN0 b3IpOwo+ICsJaW50ZWxfYXR0YWNoX21heF9icGNfcHJvcGVydHkoY29ubmVjdG9yLCA4LCAxNik7 Cj4gIAo+ICAJaWYgKGludGVsX2RwX2lzX2VkcChpbnRlbF9kcCkpIHsKPiAgCQl1MzIgYWxsb3dl ZF9zY2FsZXJzOwo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYu aCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rydi5oCj4gaW5kZXggZjU3MzEyMTUyMTBh Li5iM2M3MDNkYWNjOTIgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxf ZHJ2LmgKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaAo+IEBAIC0xODY5 LDYgKzE4NjksOCBAQCBpbnQgaW50ZWxfZGRjX2dldF9tb2RlcyhzdHJ1Y3QgZHJtX2Nvbm5lY3Rv ciAqYywgc3RydWN0IGkyY19hZGFwdGVyICphZGFwdGVyKTsKPiAgdm9pZCBpbnRlbF9hdHRhY2hf Zm9yY2VfYXVkaW9fcHJvcGVydHkoc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3Rvcik7Cj4g IHZvaWQgaW50ZWxfYXR0YWNoX2Jyb2FkY2FzdF9yZ2JfcHJvcGVydHkoc3RydWN0IGRybV9jb25u ZWN0b3IgKmNvbm5lY3Rvcik7Cj4gIHZvaWQgaW50ZWxfYXR0YWNoX2FzcGVjdF9yYXRpb19wcm9w ZXJ0eShzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yKTsKPiArdm9pZCBpbnRlbF9hdHRh Y2hfbWF4X2JwY19wcm9wZXJ0eShzdHJ1Y3QgZHJtX2Nvbm5lY3RvciAqY29ubmVjdG9yLCBpbnQg bWluLCBpbnQKPiArCQkJCSAgIG1heCk7Cj4gIAo+ICAKPiAgLyogaW50ZWxfb3ZlcmxheS5jICov Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYyBiL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYwo+IGluZGV4IGEyZGFiMGI2YmRlNi4uZTY0OWJi ZjA3NjQyIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYwo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2hkbWkuYwo+IEBAIC0yMTA5LDExICsy MTA5LDE4IEBAIHN0YXRpYyBjb25zdCBzdHJ1Y3QgZHJtX2VuY29kZXJfZnVuY3MgaW50ZWxfaGRt aV9lbmNfZnVuY3MgPSB7Cj4gIHN0YXRpYyB2b2lkCj4gIGludGVsX2hkbWlfYWRkX3Byb3BlcnRp ZXMoc3RydWN0IGludGVsX2hkbWkgKmludGVsX2hkbWksIHN0cnVjdCBkcm1fY29ubmVjdG9yICpj b25uZWN0b3IpCj4gIHsKPiArCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IHRv X2k5MTUoY29ubmVjdG9yLT5kZXYpOwo+ICsKPiAgCWludGVsX2F0dGFjaF9mb3JjZV9hdWRpb19w cm9wZXJ0eShjb25uZWN0b3IpOwo+ICAJaW50ZWxfYXR0YWNoX2Jyb2FkY2FzdF9yZ2JfcHJvcGVy dHkoY29ubmVjdG9yKTsKPiAgCWludGVsX2F0dGFjaF9hc3BlY3RfcmF0aW9fcHJvcGVydHkoY29u bmVjdG9yKTsKPiAgCWRybV9jb25uZWN0b3JfYXR0YWNoX2NvbnRlbnRfdHlwZV9wcm9wZXJ0eShj b25uZWN0b3IpOwo+ICAJY29ubmVjdG9yLT5zdGF0ZS0+cGljdHVyZV9hc3BlY3RfcmF0aW8gPSBI RE1JX1BJQ1RVUkVfQVNQRUNUX05PTkU7Cj4gKwo+ICsJaWYgKEhBU19HTUNIX0RJU1BMQVkoZGV2 X3ByaXYpKQo+ICsJCWludGVsX2F0dGFjaF9tYXhfYnBjX3Byb3BlcnR5KGNvbm5lY3RvciwgOCwg OCk7Cj4gKwllbHNlCj4gKwkJaW50ZWxfYXR0YWNoX21heF9icGNfcHJvcGVydHkoY29ubmVjdG9y LCA4LCAxMik7Cj4gIH0KPiAgCj4gIC8qCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX21vZGVzLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9tb2Rlcy5jCj4g aW5kZXggY2E0NGJmMzY4ZTI0Li4xMmYxMjM4YmFkOGEgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfbW9kZXMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2lu dGVsX21vZGVzLmMKPiBAQCAtMTMzLDMgKzEzMywyMyBAQCBpbnRlbF9hdHRhY2hfYXNwZWN0X3Jh dGlvX3Byb3BlcnR5KHN0cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0b3IpCj4gIAkJCWNvbm5l Y3Rvci0+ZGV2LT5tb2RlX2NvbmZpZy5hc3BlY3RfcmF0aW9fcHJvcGVydHksCj4gIAkJCURSTV9N T0RFX1BJQ1RVUkVfQVNQRUNUX05PTkUpOwo+ICB9Cj4gKwo+ICt2b2lkCj4gK2ludGVsX2F0dGFj aF9tYXhfYnBjX3Byb3BlcnR5KHN0cnVjdCBkcm1fY29ubmVjdG9yICpjb25uZWN0b3IsIGludCBt aW4sIGludAo+ICsJCQkgICAgICAgbWF4KQo+ICt7Cj4gKwlzdHJ1Y3QgZHJtX2RldmljZSAqZGV2 ID0gY29ubmVjdG9yLT5kZXY7Cj4gKwlzdHJ1Y3QgZHJtX3Byb3BlcnR5ICpwcm9wOwo+ICsKPiAr CXByb3AgPSBjb25uZWN0b3ItPm1heF9icGNfcHJvcGVydHk7Cj4gKwlpZiAocHJvcCA9PSBOVUxM KSB7Cj4gKwkJcHJvcCA9IGRybV9wcm9wZXJ0eV9jcmVhdGVfcmFuZ2UoZGV2LCAwLCAibWF4IGJw YyIsIG1pbiwgbWF4KTsKPiArCQlpZiAocHJvcCA9PSBOVUxMKQo+ICsJCQlyZXR1cm47Cj4gKwo+ ICsJCWNvbm5lY3Rvci0+bWF4X2JwY19wcm9wZXJ0eSA9IHByb3A7Cj4gKwl9Cj4gKwo+ICsJZHJt X29iamVjdF9hdHRhY2hfcHJvcGVydHkoJmNvbm5lY3Rvci0+YmFzZSwgcHJvcCwgbWF4KTsKPiAr CWNvbm5lY3Rvci0+c3RhdGUtPm1heF9icGMgPSBtYXg7Cj4gK30KPiAtLSAKPiAyLjkuMwo+IAo+ IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwt Z2Z4IG1haWxpbmcgbGlzdAo+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAoKLS0g CkRhbmllbCBWZXR0ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBvcmF0aW9uCmh0dHA6 Ly9ibG9nLmZmd2xsLmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1k ZXZlbAo=