From mboxrd@z Thu Jan 1 00:00:00 1970 From: Radhakrishna Sripada Subject: [PATCH v13 2/2] drm/i915: Allow "max bpc" property to limit pipe_bpp Date: Fri, 12 Oct 2018 00:25:32 -0700 Message-ID: <20181012072532.25260-2-radhakrishna.sripada@intel.com> References: <20181012072532.25260-1-radhakrishna.sripada@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20181012072532.25260-1-radhakrishna.sripada@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org Cc: Daniel Vetter , Kishore Kadiyala , dri-devel@lists.freedesktop.org, Rodrigo Vivi List-Id: dri-devel@lists.freedesktop.org VXNlIHRoZSBuZXdseSBhZGRlZCAibWF4IGJwYyIgY29ubmVjdG9yIHByb3BlcnR5IHRvIGxpbWl0 IHBpcGUgYnBwLgoKVjM6IFVzZSBkcm1fY29ubmVjdG9yX3N0YXRlIHRvIGFjY2VzcyB0aGUgIm1h eCBicGMiIHByb3BlcnR5ClY0OiBJbml0aWFsaXplIHRoZSBkcm0gcHJvcGVydHksIGFkZCBzdXVw b3J0IHRvIERQKFZpbGxlKQpWNTogVXNlIHRoZSBwcm9wZXJ0eSBpbiB0aGUgY29ubmVjdG9yIGFu ZCBmaXggQ0kgZmFpbHVyZShWaWxsZSkKVjY6IFVzZSB0aGUgY29yZSBmdW5jdGlvbiB0byBhdHRh Y2ggbWF4X2JwYyBwcm9wZXJ0eSwgcmVtb3ZlIHRoZSByZWR1bmRhbnQKICAgIGNsYW1waW5nIG9m IHBpcGUgYnBwIGJhc2VkIG9uIGNvbm5lY3RvciBpbmZvClY3OiBGaXggQ2hlY2twYXRjaCB3YXJu aW5ncwpWOTogQ2xlYW51cCBjb25uZWN0ZWRfc2lua19tYXhfYnBwIGFuZCBmaXggaW5pdGlhbCB2 YWx1ZSBpbiBEUChWaWxsZSkKVjEyOiBGaXggZGVidWcgbWVzc2FnZShWaWxsZSkKVjEzOiBSZW1v dmUgdGhlIHJlZHVuZGFudCBjaGVjayBhbmQgc2ltcGxpZnkgdGhlIGNoZWNrIGxvZ2ljKFN0YW4p CgpDYzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KQ2M6 IERhbmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0ZXJAZmZ3bGwuY2g+CkNjOiBSb2RyaWdvIFZpdmkg PHJvZHJpZ28udml2aUBpbnRlbC5jb20+CkNjOiBLaXNob3JlIEthZGl5YWxhIDxraXNob3JlLmth ZGl5YWxhQGludGVsLmNvbT4KQ2M6IE1hbmFzaSBOYXZhcmUgPG1hbmFzaS5kLm5hdmFyZUBpbnRl bC5jb20+CkNjOiBTdGFuaXNsYXYgTGlzb3Zza2l5IDxzdGFuaXNsYXYubGlzb3Zza2l5QGludGVs LmNvbT4KU2lnbmVkLW9mZi1ieTogUmFkaGFrcmlzaG5hIFNyaXBhZGEgPHJhZGhha3Jpc2huYS5z cmlwYWRhQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5 LmMgfCA0OSArKysrKysrKysrKysrKysrKysrKy0tLS0tLS0tLS0tLS0tLS0KIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2RwLmMgICAgICB8ICA0ICsrKwogZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfaGRtaS5jICAgIHwgIDUgKysrKwogMyBmaWxlcyBjaGFuZ2VkLCAzNyBpbnNlcnRpb25z KCspLCAyMSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9kaXNwbGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKaW5k ZXggOTgwZjRlYTY4ZTQ4Li4wZjFmNDZhYmUyZjUgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2ludGVsX2Rpc3BsYXkuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9k aXNwbGF5LmMKQEAgLTEwNzkxLDMwICsxMDc5MSwzNyBAQCBzdGF0aWMgdm9pZCBpbnRlbF9tb2Rl c2V0X3VwZGF0ZV9jb25uZWN0b3JfYXRvbWljX3N0YXRlKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYp CiAJZHJtX2Nvbm5lY3Rvcl9saXN0X2l0ZXJfZW5kKCZjb25uX2l0ZXIpOwogfQogCi1zdGF0aWMg dm9pZAotY29ubmVjdGVkX3NpbmtfY29tcHV0ZV9icHAoc3RydWN0IGludGVsX2Nvbm5lY3RvciAq Y29ubmVjdG9yLAotCQkJICAgc3RydWN0IGludGVsX2NydGNfc3RhdGUgKnBpcGVfY29uZmlnKQor c3RhdGljIGludAorY29ubmVjdGVkX3NpbmtfbWF4X2JwcChjb25zdCBzdHJ1Y3QgZHJtX2Nvbm5l Y3Rvcl9zdGF0ZSAqY29ubl9zdGF0ZSwKKwkJICAgICAgIHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRl ICpwaXBlX2NvbmZpZykKIHsKLQljb25zdCBzdHJ1Y3QgZHJtX2Rpc3BsYXlfaW5mbyAqaW5mbyA9 ICZjb25uZWN0b3ItPmJhc2UuZGlzcGxheV9pbmZvOwotCWludCBicHAgPSBwaXBlX2NvbmZpZy0+ cGlwZV9icHA7CisJaW50IGJwcDsKKwlzdHJ1Y3QgZHJtX2Rpc3BsYXlfaW5mbyAqaW5mbyA9ICZj b25uX3N0YXRlLT5jb25uZWN0b3ItPmRpc3BsYXlfaW5mbzsKIAotCURSTV9ERUJVR19LTVMoIltD T05ORUNUT1I6JWQ6JXNdIGNoZWNraW5nIGZvciBzaW5rIGJwcCBjb25zdHJhaW5zXG4iLAotCQkg ICAgICBjb25uZWN0b3ItPmJhc2UuYmFzZS5pZCwKLQkJICAgICAgY29ubmVjdG9yLT5iYXNlLm5h bWUpOwotCi0JLyogRG9uJ3QgdXNlIGFuIGludmFsaWQgRURJRCBicGMgdmFsdWUgKi8KLQlpZiAo aW5mby0+YnBjICE9IDAgJiYgaW5mby0+YnBjICogMyA8IGJwcCkgewotCQlEUk1fREVCVUdfS01T KCJjbGFtcGluZyBkaXNwbGF5IGJwcCAod2FzICVkKSB0byBFRElEIHJlcG9ydGVkIG1heCBvZiAl ZFxuIiwKLQkJCSAgICAgIGJwcCwgaW5mby0+YnBjICogMyk7Ci0JCXBpcGVfY29uZmlnLT5waXBl X2JwcCA9IGluZm8tPmJwYyAqIDM7CisJc3dpdGNoIChjb25uX3N0YXRlLT5tYXhfYnBjKSB7CisJ Y2FzZSA2IC4uLiA3OgorCQlicHAgPSA2ICogMzsKKwljYXNlIDggLi4uIDk6CisJCWJwcCA9IDgg KiAzOworCQlicmVhazsKKwljYXNlIDEwIC4uLiAxMToKKwkJYnBwID0gMTAgKiAzOworCQlicmVh azsKKwljYXNlIDEyOgorCQlicHAgPSAxMiAqIDM7CisJCWJyZWFrOworCWRlZmF1bHQ6CisJCXJl dHVybiAtRUlOVkFMOwogCX0KIAotCS8qIENsYW1wIGJwcCB0byA4IG9uIHNjcmVlbnMgd2l0aG91 dCBFRElEIDEuNCAqLwotCWlmIChpbmZvLT5icGMgPT0gMCAmJiBicHAgPiAyNCkgewotCQlEUk1f REVCVUdfS01TKCJjbGFtcGluZyBkaXNwbGF5IGJwcCAod2FzICVkKSB0byBkZWZhdWx0IGxpbWl0 IG9mIDI0XG4iLAotCQkJICAgICAgYnBwKTsKLQkJcGlwZV9jb25maWctPnBpcGVfYnBwID0gMjQ7 CisJaWYgKGJwcCAhPSBwaXBlX2NvbmZpZy0+cGlwZV9icHApIHsKKwkJRFJNX0RFQlVHX0tNUygi TGltaXRpbmcgZGlzcGxheSBicHAgdG8gJWQgaW5zdGVhZCBvZiBFZGlkIGJwcCAiCisJCQkgICAg ICAiJWQsIHJlcXVlc3RlZCBicHAgJWQsIG1heCBwbGF0Zm9ybSBicHAgJWRcbiIsIGJwcCwKKwkJ CSAgICAgIDMgKiBpbmZvLT5icGMsIDMgKiBjb25uX3N0YXRlLT5tYXhfcmVxdWVzdGVkX2JwYywK KwkJCSAgICAgIHBpcGVfY29uZmlnLT5waXBlX2JwcCk7CisJCXBpcGVfY29uZmlnLT5waXBlX2Jw cCA9IGJwcDsKIAl9CisJcmV0dXJuIDA7CiB9CiAKIHN0YXRpYyBpbnQKQEAgLTEwODQ1LDggKzEw ODUyLDggQEAgY29tcHV0ZV9iYXNlbGluZV9waXBlX2JwcChzdHJ1Y3QgaW50ZWxfY3J0YyAqY3J0 YywKIAkJaWYgKGNvbm5lY3Rvcl9zdGF0ZS0+Y3J0YyAhPSAmY3J0Yy0+YmFzZSkKIAkJCWNvbnRp bnVlOwogCi0JCWNvbm5lY3RlZF9zaW5rX2NvbXB1dGVfYnBwKHRvX2ludGVsX2Nvbm5lY3Rvcihj b25uZWN0b3IpLAotCQkJCQkgICBwaXBlX2NvbmZpZyk7CisJCWlmIChjb25uZWN0ZWRfc2lua19t YXhfYnBwKGNvbm5lY3Rvcl9zdGF0ZSwgcGlwZV9jb25maWcpIDwgMCkKKwkJCXJldHVybiAtRUlO VkFMOwogCX0KIAogCXJldHVybiBicHA7CmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kcC5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwppbmRleCAxM2Zm ODliZTZhZDYuLjVmNTk0NDMwYjJhNCAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZHAuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCkBAIC01NzM1 LDYgKzU3MzUsMTAgQEAgaW50ZWxfZHBfYWRkX3Byb3BlcnRpZXMoc3RydWN0IGludGVsX2RwICpp bnRlbF9kcCwgc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3QKIAkJaW50ZWxfYXR0YWNoX2Zv cmNlX2F1ZGlvX3Byb3BlcnR5KGNvbm5lY3Rvcik7CiAKIAlpbnRlbF9hdHRhY2hfYnJvYWRjYXN0 X3JnYl9wcm9wZXJ0eShjb25uZWN0b3IpOworCWlmIChIQVNfR01DSF9ESVNQTEFZKGRldl9wcml2 KSkKKwkJZHJtX2Nvbm5lY3Rvcl9hdHRhY2hfbWF4X2JwY19wcm9wZXJ0eShjb25uZWN0b3IsIDYs IDEwKTsKKwllbHNlIGlmIChJTlRFTF9HRU4oZGV2X3ByaXYpID49IDUpCisJCWRybV9jb25uZWN0 b3JfYXR0YWNoX21heF9icGNfcHJvcGVydHkoY29ubmVjdG9yLCA2LCAxMik7CiAKIAlpZiAoaW50 ZWxfZHBfaXNfZWRwKGludGVsX2RwKSkgewogCQl1MzIgYWxsb3dlZF9zY2FsZXJzOwpkaWZmIC0t Z2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfaGRtaS5jIGIvZHJpdmVycy9ncHUvZHJt L2k5MTUvaW50ZWxfaGRtaS5jCmluZGV4IDJjNTNlZmM0NjNlNi4uMzE1OGFiMDg1YTMwIDEwMDY0 NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9oZG1pLmMKKysrIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfaGRtaS5jCkBAIC0yMTAzLDExICsyMTAzLDE2IEBAIHN0YXRpYyBj b25zdCBzdHJ1Y3QgZHJtX2VuY29kZXJfZnVuY3MgaW50ZWxfaGRtaV9lbmNfZnVuY3MgPSB7CiBz dGF0aWMgdm9pZAogaW50ZWxfaGRtaV9hZGRfcHJvcGVydGllcyhzdHJ1Y3QgaW50ZWxfaGRtaSAq aW50ZWxfaGRtaSwgc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3RvcikKIHsKKwlzdHJ1Y3Qg ZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSB0b19pOTE1KGNvbm5lY3Rvci0+ZGV2KTsKKwog CWludGVsX2F0dGFjaF9mb3JjZV9hdWRpb19wcm9wZXJ0eShjb25uZWN0b3IpOwogCWludGVsX2F0 dGFjaF9icm9hZGNhc3RfcmdiX3Byb3BlcnR5KGNvbm5lY3Rvcik7CiAJaW50ZWxfYXR0YWNoX2Fz cGVjdF9yYXRpb19wcm9wZXJ0eShjb25uZWN0b3IpOwogCWRybV9jb25uZWN0b3JfYXR0YWNoX2Nv bnRlbnRfdHlwZV9wcm9wZXJ0eShjb25uZWN0b3IpOwogCWNvbm5lY3Rvci0+c3RhdGUtPnBpY3R1 cmVfYXNwZWN0X3JhdGlvID0gSERNSV9QSUNUVVJFX0FTUEVDVF9OT05FOworCisJaWYgKCFIQVNf R01DSF9ESVNQTEFZKGRldl9wcml2KSkKKwkJZHJtX2Nvbm5lY3Rvcl9hdHRhY2hfbWF4X2JwY19w cm9wZXJ0eShjb25uZWN0b3IsIDgsIDEyKTsKIH0KIAogLyoKLS0gCjIuOS4zCgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBs aXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK