From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ramalingam C Subject: [PATCH 1/3] drm/i915: Create dumb buffer from LMEM Date: Thu, 26 Sep 2019 10:51:33 +0530 Message-ID: <20190926052135.29911-1-ramalingam.c@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 759CB6ED37 for ; Thu, 26 Sep 2019 05:21:48 +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 Cmh0dHBzOi8vcGF0Y2h3b3JrLmZyZWVkZXNrdG9wLm9yZy9zZXJpZXMvNTY2ODMvLgoKdjI6CiAg UGFyYW1ldGVycyBhcmUgcmVzaHVmZmxlZC4gW0NocmlzXQoKU2lnbmVkLW9mZi1ieTogUmFtYWxp bmdhbSBDIDxyYW1hbGluZ2FtLmNAaW50ZWwuY29tPgpjYzogTWF0dGhldyBBdWxkIDxtYXR0aGV3 LmF1bGRAaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMgfCAx OCArKysrKysrKysrKysrKystLS0KIDEgZmlsZSBjaGFuZ2VkLCAxNSBpbnNlcnRpb25zKCspLCAz IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2Vt LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCmluZGV4IGU0NTg1MDdiMTU1OC4u NjgxMGE1NDllZTk4IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5j CisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKQEAgLTQ0LDYgKzQ0LDcgQEAK ICNpbmNsdWRlICJnZW0vaTkxNV9nZW1fY2xmbHVzaC5oIgogI2luY2x1ZGUgImdlbS9pOTE1X2dl bV9jb250ZXh0LmgiCiAjaW5jbHVkZSAiZ2VtL2k5MTVfZ2VtX2lvY3Rscy5oIgorI2luY2x1ZGUg ImdlbS9pOTE1X2dlbV9sbWVtLmgiCiAjaW5jbHVkZSAiZ2VtL2k5MTVfZ2VtX3BtLmgiCiAjaW5j bHVkZSAiZ3QvaW50ZWxfZW5naW5lX3VzZXIuaCIKICNpbmNsdWRlICJndC9pbnRlbF9ndC5oIgpA QCAtMTYwLDYgKzE2MSw3IEBAIGk5MTVfZ2VtX3BoeXNfcHdyaXRlKHN0cnVjdCBkcm1faTkxNV9n ZW1fb2JqZWN0ICpvYmosCiBzdGF0aWMgaW50CiBpOTE1X2dlbV9jcmVhdGUoc3RydWN0IGRybV9m aWxlICpmaWxlLAogCQlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYsCisJCWVudW0g aW50ZWxfcmVnaW9uX2lkIG1lbV9yZWdpb24sCiAJCXU2NCAqc2l6ZV9wLAogCQl1MzIgKmhhbmRs ZV9wKQogewpAQCAtMTczLDcgKzE3NSwxMiBAQCBpOTE1X2dlbV9jcmVhdGUoc3RydWN0IGRybV9m aWxlICpmaWxlLAogCQlyZXR1cm4gLUVJTlZBTDsKIAogCS8qIEFsbG9jYXRlIHRoZSBuZXcgb2Jq ZWN0ICovCi0Jb2JqID0gaTkxNV9nZW1fb2JqZWN0X2NyZWF0ZV9zaG1lbShkZXZfcHJpdiwgc2l6 ZSk7CisJaWYgKG1lbV9yZWdpb24gPT0gSU5URUxfTUVNT1JZX0xNRU0pCisJCW9iaiA9IGk5MTVf Z2VtX29iamVjdF9jcmVhdGVfbG1lbShkZXZfcHJpdiwgc2l6ZSwgMCk7CisJZWxzZSBpZiAobWVt X3JlZ2lvbiA9PSBJTlRFTF9NRU1PUllfU1RPTEVOKQorCQlvYmogPSBpOTE1X2dlbV9vYmplY3Rf Y3JlYXRlX3N0b2xlbihkZXZfcHJpdiwgc2l6ZSk7CisJZWxzZQorCQlvYmogPSBpOTE1X2dlbV9v YmplY3RfY3JlYXRlX3NobWVtKGRldl9wcml2LCBzaXplKTsKIAlpZiAoSVNfRVJSKG9iaikpCiAJ CXJldHVybiBQVFJfRVJSKG9iaik7CiAKQEAgLTE5Myw2ICsyMDAsNyBAQCBpOTE1X2dlbV9kdW1i X2NyZWF0ZShzdHJ1Y3QgZHJtX2ZpbGUgKmZpbGUsCiAJCSAgICAgc3RydWN0IGRybV9kZXZpY2Ug KmRldiwKIAkJICAgICBzdHJ1Y3QgZHJtX21vZGVfY3JlYXRlX2R1bWIgKmFyZ3MpCiB7CisJZW51 bSBpbnRlbF9yZWdpb25faWQgbWVtX3JlZ2lvbiA9IElOVEVMX01FTU9SWV9VS05PV047CiAJaW50 IGNwcCA9IERJVl9ST1VORF9VUChhcmdzLT5icHAsIDgpOwogCXUzMiBmb3JtYXQ7CiAKQEAgLTIx OSw3ICsyMjcsMTEgQEAgaTkxNV9nZW1fZHVtYl9jcmVhdGUoc3RydWN0IGRybV9maWxlICpmaWxl LAogCQlhcmdzLT5waXRjaCA9IEFMSUdOKGFyZ3MtPnBpdGNoLCA0MDk2KTsKIAogCWFyZ3MtPnNp emUgPSBhcmdzLT5waXRjaCAqIGFyZ3MtPmhlaWdodDsKLQlyZXR1cm4gaTkxNV9nZW1fY3JlYXRl KGZpbGUsIHRvX2k5MTUoZGV2KSwKKworCWlmIChIQVNfTE1FTSh0b19pOTE1KGRldikpKQorCQlt ZW1fcmVnaW9uID0gSU5URUxfTUVNT1JZX0xNRU07CisKKwlyZXR1cm4gaTkxNV9nZW1fY3JlYXRl KGZpbGUsIHRvX2k5MTUoZGV2KSwgbWVtX3JlZ2lvbiwKIAkJCSAgICAgICAmYXJncy0+c2l6ZSwg JmFyZ3MtPmhhbmRsZSk7CiB9CiAKQEAgLTIzOCw3ICsyNTAsNyBAQCBpOTE1X2dlbV9jcmVhdGVf aW9jdGwoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwKIAogCWk5MTVfZ2VtX2Zs dXNoX2ZyZWVfb2JqZWN0cyhkZXZfcHJpdik7CiAKLQlyZXR1cm4gaTkxNV9nZW1fY3JlYXRlKGZp bGUsIGRldl9wcml2LAorCXJldHVybiBpOTE1X2dlbV9jcmVhdGUoZmlsZSwgZGV2X3ByaXYsIElO VEVMX01FTU9SWV9VS05PV04sCiAJCQkgICAgICAgJmFyZ3MtPnNpemUsICZhcmdzLT5oYW5kbGUp OwogfQogCi0tIAoyLjIwLjEKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lu dGVsLWdmeA==