From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ramalingam C Subject: [PATCH v2] drm/i915: Create dumb buffer from LMEM Date: Mon, 23 Sep 2019 15:29:58 +0530 Message-ID: <20190923095958.21546-1-ramalingam.c@intel.com> References: <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 mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 38EDE6E834 for ; Mon, 23 Sep 2019 10:00:13 +0000 (UTC) In-Reply-To: <20190919180433.12442-1-ramalingam.c@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 Cc: Matthew Auld List-Id: intel-gfx@lists.freedesktop.org V2hlbiBMTUVNIGlzIHN1cHBvcnRlZCwgZHVtYiBidWZmZXIgcHJlZmVycmVkIHRvIGJlIGNyZWF0 ZWQgZnJvbSBMTUVNLgoKVGhpcyBpcyBkZXZlbG9wZWQgb24gdG9wIG9mIHYzIExNRU0gc2VyaWVz Cmh0dHBzOi8vcGF0Y2h3b3JrLmZyZWVkZXNrdG9wLm9yZy9zZXJpZXMvNTY2ODMvLgoKdjI6CiAg UGFyYW1ldGVycyBhcmUgcmVzaHVmZmxlZC4gW0NocmlzXQoKU2lnbmVkLW9mZi1ieTogUmFtYWxp bmdhbSBDIDxyYW1hbGluZ2FtLmNAaW50ZWwuY29tPgpjYzogTWF0dGhldyBBdWxkIDxtYXR0aGV3 LmF1bGRAaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMgfCAx NyArKysrKysrKysrKysrKy0tLQogMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKyksIDMg ZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0u YyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKaW5kZXggZTQ1ODUwN2IxNTU4Li5h MzRhODdkMTkyZGEgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMK KysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwpAQCAtMTYwLDYgKzE2MCw3IEBA IGk5MTVfZ2VtX3BoeXNfcHdyaXRlKHN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0ICpvYmosCiBz dGF0aWMgaW50CiBpOTE1X2dlbV9jcmVhdGUoc3RydWN0IGRybV9maWxlICpmaWxlLAogCQlzdHJ1 Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCisJCWVudW0gaW50ZWxfcmVnaW9uX2lkIG1l bV9yZWdpb24sCiAJCXU2NCAqc2l6ZV9wLAogCQl1MzIgKmhhbmRsZV9wKQogewpAQCAtMTczLDcg KzE3NCwxMiBAQCBpOTE1X2dlbV9jcmVhdGUoc3RydWN0IGRybV9maWxlICpmaWxlLAogCQlyZXR1 cm4gLUVJTlZBTDsKIAogCS8qIEFsbG9jYXRlIHRoZSBuZXcgb2JqZWN0ICovCi0Jb2JqID0gaTkx NV9nZW1fb2JqZWN0X2NyZWF0ZV9zaG1lbShkZXZfcHJpdiwgc2l6ZSk7CisJaWYgKG1lbV9yZWdp b24gPT0gSU5URUxfTUVNT1JZX0xNRU0pCisJCW9iaiA9IGk5MTVfZ2VtX29iamVjdF9jcmVhdGVf bG1lbShkZXZfcHJpdiwgc2l6ZSwgMCk7CisJZWxzZSBpZiAobWVtX3JlZ2lvbiA9PSBJTlRFTF9N RU1PUllfU1RPTEVOKQorCQlvYmogPSBpOTE1X2dlbV9vYmplY3RfY3JlYXRlX3N0b2xlbihkZXZf cHJpdiwgc2l6ZSk7CisJZWxzZQorCQlvYmogPSBpOTE1X2dlbV9vYmplY3RfY3JlYXRlX3NobWVt KGRldl9wcml2LCBzaXplKTsKIAlpZiAoSVNfRVJSKG9iaikpCiAJCXJldHVybiBQVFJfRVJSKG9i aik7CiAKQEAgLTE5Myw2ICsxOTksNyBAQCBpOTE1X2dlbV9kdW1iX2NyZWF0ZShzdHJ1Y3QgZHJt X2ZpbGUgKmZpbGUsCiAJCSAgICAgc3RydWN0IGRybV9kZXZpY2UgKmRldiwKIAkJICAgICBzdHJ1 Y3QgZHJtX21vZGVfY3JlYXRlX2R1bWIgKmFyZ3MpCiB7CisJZW51bSBpbnRlbF9yZWdpb25faWQg bWVtX3JlZ2lvbiA9IElOVEVMX01FTU9SWV9VS05PV047CiAJaW50IGNwcCA9IERJVl9ST1VORF9V UChhcmdzLT5icHAsIDgpOwogCXUzMiBmb3JtYXQ7CiAKQEAgLTIxOSw3ICsyMjYsMTEgQEAgaTkx NV9nZW1fZHVtYl9jcmVhdGUoc3RydWN0IGRybV9maWxlICpmaWxlLAogCQlhcmdzLT5waXRjaCA9 IEFMSUdOKGFyZ3MtPnBpdGNoLCA0MDk2KTsKIAogCWFyZ3MtPnNpemUgPSBhcmdzLT5waXRjaCAq IGFyZ3MtPmhlaWdodDsKLQlyZXR1cm4gaTkxNV9nZW1fY3JlYXRlKGZpbGUsIHRvX2k5MTUoZGV2 KSwKKworCWlmIChIQVNfTE1FTSh0b19pOTE1KGRldikpKQorCQltZW1fcmVnaW9uID0gSU5URUxf TUVNT1JZX0xNRU07CisKKwlyZXR1cm4gaTkxNV9nZW1fY3JlYXRlKGZpbGUsIHRvX2k5MTUoZGV2 KSwgbWVtX3JlZ2lvbiwKIAkJCSAgICAgICAmYXJncy0+c2l6ZSwgJmFyZ3MtPmhhbmRsZSk7CiB9 CiAKQEAgLTIzOCw3ICsyNDksNyBAQCBpOTE1X2dlbV9jcmVhdGVfaW9jdGwoc3RydWN0IGRybV9k ZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwKIAogCWk5MTVfZ2VtX2ZsdXNoX2ZyZWVfb2JqZWN0cyhk ZXZfcHJpdik7CiAKLQlyZXR1cm4gaTkxNV9nZW1fY3JlYXRlKGZpbGUsIGRldl9wcml2LAorCXJl dHVybiBpOTE1X2dlbV9jcmVhdGUoZmlsZSwgZGV2X3ByaXYsIElOVEVMX01FTU9SWV9VS05PV04s CiAJCQkgICAgICAgJmFyZ3MtPnNpemUsICZhcmdzLT5oYW5kbGUpOwogfQogCi0tIAoyLjIwLjEK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeA==