From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Subject: [PATCH 6/6] drm/amdgpu: handle CPU access for split VRAM buffers Date: Fri, 31 Mar 2017 11:47:32 +0200 Message-ID: <1490953652-3703-6-git-send-email-deathsimple@vodafone.de> References: <1490953652-3703-1-git-send-email-deathsimple@vodafone.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1490953652-3703-1-git-send-email-deathsimple-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: dri-devel@lists.freedesktop.org RnJvbTogQ2hyaXN0aWFuIEvDtm5pZyA8Y2hyaXN0aWFuLmtvZW5pZ0BhbWQuY29tPgoKVGhpcyBh dm9pZHMgbWVyZ2luZyB0aGVtIHRvZ2V0aGVyIG9uIHBhZ2UgZmF1bHQuCgpTaWduZWQtb2ZmLWJ5 OiBDaHJpc3RpYW4gS8O2bmlnIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5jb20+CkFja2VkLWJ5OiBN aWNoZWwgRMOkbnplciA8bWljaGVsLmRhZW56ZXJAYW1kLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9k cm0vYW1kL2FtZGdwdS9hbWRncHVfb2JqZWN0LmMgfCAgNCArLS0tCiBkcml2ZXJzL2dwdS9kcm0v YW1kL2FtZGdwdS9hbWRncHVfdHRtLmMgICAgfCAxNiArKysrKysrKysrKystLS0tCiAyIGZpbGVz IGNoYW5nZWQsIDEzIGluc2VydGlvbnMoKyksIDcgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X29iamVjdC5jIGIvZHJpdmVycy9ncHUv ZHJtL2FtZC9hbWRncHUvYW1kZ3B1X29iamVjdC5jCmluZGV4IDM4N2QxOTAuLjEwMjM3YTggMTAw NjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9vYmplY3QuYworKysg Yi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfb2JqZWN0LmMKQEAgLTkyNyw4ICs5 MjcsNyBAQCBpbnQgYW1kZ3B1X2JvX2ZhdWx0X3Jlc2VydmVfbm90aWZ5KHN0cnVjdCB0dG1fYnVm ZmVyX29iamVjdCAqYm8pCiAJc2l6ZSA9IGJvLT5tZW0ubnVtX3BhZ2VzIDw8IFBBR0VfU0hJRlQ7 CiAJb2Zmc2V0ID0gYm8tPm1lbS5zdGFydCA8PCBQQUdFX1NISUZUOwogCS8qIFRPRE86IGZpZ3Vy ZSBvdXQgaG93IHRvIG1hcCBzY2F0dGVyZWQgVlJBTSB0byB0aGUgQ1BVICovCi0JaWYgKChvZmZz ZXQgKyBzaXplKSA8PSBhZGV2LT5tYy52aXNpYmxlX3ZyYW1fc2l6ZSAmJgotCSAgICAoYWJvLT5m bGFncyAmIEFNREdQVV9HRU1fQ1JFQVRFX1ZSQU1fQ09OVElHVU9VUykpCisJaWYgKChvZmZzZXQg KyBzaXplKSA8PSBhZGV2LT5tYy52aXNpYmxlX3ZyYW1fc2l6ZSkKIAkJcmV0dXJuIDA7CiAKIAkv KiBDYW4ndCBtb3ZlIGEgcGlubmVkIEJPIHRvIHZpc2libGUgVlJBTSAqLwpAQCAtOTM2LDcgKzkz NSw2IEBAIGludCBhbWRncHVfYm9fZmF1bHRfcmVzZXJ2ZV9ub3RpZnkoc3RydWN0IHR0bV9idWZm ZXJfb2JqZWN0ICpibykKIAkJcmV0dXJuIC1FSU5WQUw7CiAKIAkvKiBodXJyYWggdGhlIG1lbW9y eSBpcyBub3QgdmlzaWJsZSAhICovCi0JYWJvLT5mbGFncyB8PSBBTURHUFVfR0VNX0NSRUFURV9W UkFNX0NPTlRJR1VPVVM7CiAJYW1kZ3B1X3R0bV9wbGFjZW1lbnRfZnJvbV9kb21haW4oYWJvLCBB TURHUFVfR0VNX0RPTUFJTl9WUkFNKTsKIAlscGZuID0JYWRldi0+bWMudmlzaWJsZV92cmFtX3Np emUgPj4gUEFHRV9TSElGVDsKIAlmb3IgKGkgPSAwOyBpIDwgYWJvLT5wbGFjZW1lbnQubnVtX3Bs YWNlbWVudDsgaSsrKSB7CmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9h bWRncHVfdHRtLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfdHRtLmMKaW5k ZXggNTI0YWJjYS4uMTBiNzkzYSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRn cHUvYW1kZ3B1X3R0bS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV90 dG0uYwpAQCAtNTI5LDkgKzUyOSw2IEBAIHN0YXRpYyBpbnQgYW1kZ3B1X3R0bV9pb19tZW1fcmVz ZXJ2ZShzdHJ1Y3QgdHRtX2JvX2RldmljZSAqYmRldiwgc3RydWN0IHR0bV9tZW1fCiAJY2FzZSBU VE1fUExfVFQ6CiAJCWJyZWFrOwogCWNhc2UgVFRNX1BMX1ZSQU06Ci0JCWlmIChtZW0tPnN0YXJ0 ID09IEFNREdQVV9CT19JTlZBTElEX09GRlNFVCkKLQkJCXJldHVybiAtRUlOVkFMOwotCiAJCW1l bS0+YnVzLm9mZnNldCA9IG1lbS0+c3RhcnQgPDwgUEFHRV9TSElGVDsKIAkJLyogY2hlY2sgaWYg aXQncyB2aXNpYmxlICovCiAJCWlmICgobWVtLT5idXMub2Zmc2V0ICsgbWVtLT5idXMuc2l6ZSkg PiBhZGV2LT5tYy52aXNpYmxlX3ZyYW1fc2l6ZSkKQEAgLTU0OSw2ICs1NDYsMTcgQEAgc3RhdGlj IHZvaWQgYW1kZ3B1X3R0bV9pb19tZW1fZnJlZShzdHJ1Y3QgdHRtX2JvX2RldmljZSAqYmRldiwg c3RydWN0IHR0bV9tZW1fcmUKIHsKIH0KIAorc3RhdGljIHVuc2lnbmVkIGxvbmcgYW1kZ3B1X3R0 bV9pb19tZW1fcGZuKHN0cnVjdCB0dG1fYnVmZmVyX29iamVjdCAqYm8sCisJCQkJCSAgIHVuc2ln bmVkIGxvbmcgcGFnZV9vZmZzZXQpCit7CisJc3RydWN0IGRybV9tbV9ub2RlICptbSA9IGJvLT5t ZW0ubW1fbm9kZTsKKwl1aW50NjRfdCBzaXplID0gbW0tPnNpemU7CisKKwltbSArPSBwYWdlX29m ZnNldCAvIHNpemU7CisJcGFnZV9vZmZzZXQgJT0gc2l6ZTsKKwlyZXR1cm4gKGJvLT5tZW0uYnVz LmJhc2UgPj4gUEFHRV9TSElGVCkgKyBtbS0+c3RhcnQgKyBwYWdlX29mZnNldDsKK30KKwogLyoK ICAqIFRUTSBiYWNrZW5kIGZ1bmN0aW9ucy4KICAqLwpAQCAtMTA2NCw3ICsxMDcyLDcgQEAgc3Rh dGljIHN0cnVjdCB0dG1fYm9fZHJpdmVyIGFtZGdwdV9ib19kcml2ZXIgPSB7CiAJLmZhdWx0X3Jl c2VydmVfbm90aWZ5ID0gJmFtZGdwdV9ib19mYXVsdF9yZXNlcnZlX25vdGlmeSwKIAkuaW9fbWVt X3Jlc2VydmUgPSAmYW1kZ3B1X3R0bV9pb19tZW1fcmVzZXJ2ZSwKIAkuaW9fbWVtX2ZyZWUgPSAm YW1kZ3B1X3R0bV9pb19tZW1fZnJlZSwKLQkuaW9fbWVtX3BmbiA9IHR0bV9ib19kZWZhdWx0X2lv X21lbV9wZm4sCisJLmlvX21lbV9wZm4gPSBhbWRncHVfdHRtX2lvX21lbV9wZm4sCiB9OwogCiBp bnQgYW1kZ3B1X3R0bV9pbml0KHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2KQotLSAKMi41LjAK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmFtZC1nZngg bWFpbGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMu ZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=