From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ramalingam C Subject: [PATCH] drm/i915: Create dumb buffer from LMEM Date: Thu, 19 Sep 2019 23:34:33 +0530 Message-ID: <20190919180433.12442-1-ramalingam.c@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id F014E6F464 for ; Thu, 19 Sep 2019 18:04:50 +0000 (UTC) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx , Matthew Auld List-Id: intel-gfx@lists.freedesktop.org V2hlbiBMTUVNIGlzIHN1cHBvcnRlZCwgZHVtYiBidWZmZXIgcHJlZmVycmVkIHRvIGJlIGNyZWF0 ZWQgZnJvbSBMTUVNLgoKVGhpcyBpcyBkZXZlbG9wZWQgb24gdG9wIG9mIHYzIExNRU0gc2VyaWVz Cmh0dHBzOi8vcGF0Y2h3b3JrLmZyZWVkZXNrdG9wLm9yZy9zZXJpZXMvNTY2ODMvLgoKU2lnbmVk LW9mZi1ieTogUmFtYWxpbmdhbSBDIDxyYW1hbGluZ2FtLmNAaW50ZWwuY29tPgpjYzogTWF0dGhl dyBBdWxkIDxtYXR0aGV3LmF1bGRAaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZ2VtLmMgfCAxOCArKysrKysrKysrKysrKy0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAxNCBp bnNlcnRpb25zKCspLCA0IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfZ2VtLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCmluZGV4 IGU0NTg1MDdiMTU1OC4uYzBkZWNiZDAyMGNlIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pOTE1X2dlbS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKQEAg LTE2MSw3ICsxNjEsNyBAQCBzdGF0aWMgaW50CiBpOTE1X2dlbV9jcmVhdGUoc3RydWN0IGRybV9m aWxlICpmaWxlLAogCQlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCiAJCXU2NCAq c2l6ZV9wLAotCQl1MzIgKmhhbmRsZV9wKQorCQl1MzIgKmhhbmRsZV9wLCBlbnVtIGludGVsX3Jl Z2lvbl9pZCBtZW1fcmVnaW9uKQogewogCXN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0ICpvYmo7 CiAJdTMyIGhhbmRsZTsKQEAgLTE3Myw3ICsxNzMsMTIgQEAgaTkxNV9nZW1fY3JlYXRlKHN0cnVj dCBkcm1fZmlsZSAqZmlsZSwKIAkJcmV0dXJuIC1FSU5WQUw7CiAKIAkvKiBBbGxvY2F0ZSB0aGUg bmV3IG9iamVjdCAqLwotCW9iaiA9IGk5MTVfZ2VtX29iamVjdF9jcmVhdGVfc2htZW0oZGV2X3By aXYsIHNpemUpOworCWlmIChtZW1fcmVnaW9uID09IElOVEVMX01FTU9SWV9MTUVNKQorCQlvYmog PSBpOTE1X2dlbV9vYmplY3RfY3JlYXRlX2xtZW0oZGV2X3ByaXYsIHNpemUsIDApOworCWVsc2Ug aWYgKG1lbV9yZWdpb24gPT0gSU5URUxfTUVNT1JZX1NUT0xFTikKKwkJb2JqID0gaTkxNV9nZW1f b2JqZWN0X2NyZWF0ZV9zdG9sZW4oZGV2X3ByaXYsIHNpemUpOworCWVsc2UKKwkJb2JqID0gaTkx NV9nZW1fb2JqZWN0X2NyZWF0ZV9zaG1lbShkZXZfcHJpdiwgc2l6ZSk7CiAJaWYgKElTX0VSUihv YmopKQogCQlyZXR1cm4gUFRSX0VSUihvYmopOwogCkBAIC0xOTMsNiArMTk4LDcgQEAgaTkxNV9n ZW1fZHVtYl9jcmVhdGUoc3RydWN0IGRybV9maWxlICpmaWxlLAogCQkgICAgIHN0cnVjdCBkcm1f ZGV2aWNlICpkZXYsCiAJCSAgICAgc3RydWN0IGRybV9tb2RlX2NyZWF0ZV9kdW1iICphcmdzKQog eworCWVudW0gaW50ZWxfcmVnaW9uX2lkIG1lbV9yZWdpb24gPSBJTlRFTF9NRU1PUllfVUtOT1dO OwogCWludCBjcHAgPSBESVZfUk9VTkRfVVAoYXJncy0+YnBwLCA4KTsKIAl1MzIgZm9ybWF0Owog CkBAIC0yMTksOCArMjI1LDEyIEBAIGk5MTVfZ2VtX2R1bWJfY3JlYXRlKHN0cnVjdCBkcm1fZmls ZSAqZmlsZSwKIAkJYXJncy0+cGl0Y2ggPSBBTElHTihhcmdzLT5waXRjaCwgNDA5Nik7CiAKIAlh cmdzLT5zaXplID0gYXJncy0+cGl0Y2ggKiBhcmdzLT5oZWlnaHQ7CisKKwlpZiAoSEFTX0xNRU0o dG9faTkxNShkZXYpKSkKKwkJbWVtX3JlZ2lvbiA9IElOVEVMX01FTU9SWV9MTUVNOworCiAJcmV0 dXJuIGk5MTVfZ2VtX2NyZWF0ZShmaWxlLCB0b19pOTE1KGRldiksCi0JCQkgICAgICAgJmFyZ3Mt PnNpemUsICZhcmdzLT5oYW5kbGUpOworCQkJICAgICAgICZhcmdzLT5zaXplLCAmYXJncy0+aGFu ZGxlLCBtZW1fcmVnaW9uKTsKIH0KIAogLyoqCkBAIC0yMzksNyArMjQ5LDcgQEAgaTkxNV9nZW1f Y3JlYXRlX2lvY3RsKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEsCiAJaTkxNV9n ZW1fZmx1c2hfZnJlZV9vYmplY3RzKGRldl9wcml2KTsKIAogCXJldHVybiBpOTE1X2dlbV9jcmVh dGUoZmlsZSwgZGV2X3ByaXYsCi0JCQkgICAgICAgJmFyZ3MtPnNpemUsICZhcmdzLT5oYW5kbGUp OworCQkJICAgICAgICZhcmdzLT5zaXplLCAmYXJncy0+aGFuZGxlLCBJTlRFTF9NRU1PUllfVUtO T1dOKTsKIH0KIAogc3RhdGljIGludAotLSAKMi4yMC4xCgpfX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdm eEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZng=