From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felix Kuehling Subject: [PATCH 2/2] drm/amdgpu: Implement ttm_bo_driver.access_memory callback v2 Date: Mon, 17 Jul 2017 23:57:03 -0400 Message-ID: <1500350223-4913-2-git-send-email-Felix.Kuehling@amd.com> References: <1500350223-4913-1-git-send-email-Felix.Kuehling@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1500350223-4913-1-git-send-email-Felix.Kuehling@amd.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org Cc: Felix Kuehling List-Id: dri-devel@lists.freedesktop.org QWxsb3dzIGdkYiB0byBhY2Nlc3MgY29udGVudHMgb2YgdXNlciBtb2RlIG1hcHBlZCBWUkFNIEJP cy4KCnYyOiByZXR1cm4gZXJyb3IgZm9yIG5vbi1WUkFNIHBvb2xzCgpTaWduZWQtb2ZmLWJ5OiBG ZWxpeCBLdWVobGluZyA8RmVsaXguS3VlaGxpbmdAYW1kLmNvbT4KUmV2aWV3ZWQtYnk6IE1pY2hl bCBEw6RuemVyIDxtaWNoZWwuZGFlbnplckBhbWQuY29tPgpBY2tlZC1ieTogQ2hyaXN0aWFuIEvD tm5pZyA8Y2hyaXN0aWFuLmtvZW5pZ0BhbWQuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9hbWQv YW1kZ3B1L2FtZGdwdV90dG0uYyB8IDYyICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KwogMSBmaWxlIGNoYW5nZWQsIDYyIGluc2VydGlvbnMoKykKCmRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfdHRtLmMgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Ft ZGdwdS9hbWRncHVfdHRtLmMKaW5kZXggZmY1NjE0Yi4uNGQyYTQ1NCAxMDA2NDQKLS0tIGEvZHJp dmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3R0bS5jCisrKyBiL2RyaXZlcnMvZ3B1L2Ry bS9hbWQvYW1kZ3B1L2FtZGdwdV90dG0uYwpAQCAtMTExNSw2ICsxMTE1LDY3IEBAIHN0YXRpYyBi b29sIGFtZGdwdV90dG1fYm9fZXZpY3Rpb25fdmFsdWFibGUoc3RydWN0IHR0bV9idWZmZXJfb2Jq ZWN0ICpibywKIAlyZXR1cm4gdHRtX2JvX2V2aWN0aW9uX3ZhbHVhYmxlKGJvLCBwbGFjZSk7CiB9 CiAKK3N0YXRpYyBpbnQgYW1kZ3B1X3R0bV9hY2Nlc3NfbWVtb3J5KHN0cnVjdCB0dG1fYnVmZmVy X29iamVjdCAqYm8sCisJCQkJICAgIHVuc2lnbmVkIGxvbmcgb2Zmc2V0LAorCQkJCSAgICB2b2lk ICpidWYsIGludCBsZW4sIGludCB3cml0ZSkKK3sKKwlzdHJ1Y3QgYW1kZ3B1X2JvICphYm8gPSBj b250YWluZXJfb2YoYm8sIHN0cnVjdCBhbWRncHVfYm8sIHRibyk7CisJc3RydWN0IGFtZGdwdV9k ZXZpY2UgKmFkZXYgPSBhbWRncHVfdHRtX2FkZXYoYWJvLT50Ym8uYmRldik7CisJc3RydWN0IGRy bV9tbV9ub2RlICpub2RlcyA9IGFiby0+dGJvLm1lbS5tbV9ub2RlOworCXVpbnQzMl90IHZhbHVl ID0gMDsKKwlpbnQgcmV0ID0gMDsKKwl1aW50NjRfdCBwb3M7CisJdW5zaWduZWQgbG9uZyBmbGFn czsKKworCWlmIChiby0+bWVtLm1lbV90eXBlICE9IFRUTV9QTF9WUkFNKQorCQlyZXR1cm4gLUVJ TzsKKworCXdoaWxlIChvZmZzZXQgPj0gKG5vZGVzLT5zaXplIDw8IFBBR0VfU0hJRlQpKSB7CisJ CW9mZnNldCAtPSBub2Rlcy0+c2l6ZSA8PCBQQUdFX1NISUZUOworCQkrK25vZGVzOworCX0KKwlw b3MgPSAobm9kZXMtPnN0YXJ0IDw8IFBBR0VfU0hJRlQpICsgb2Zmc2V0OworCisJd2hpbGUgKGxl biAmJiBwb3MgPCBhZGV2LT5tYy5tY192cmFtX3NpemUpIHsKKwkJdWludDY0X3QgYWxpZ25lZF9w b3MgPSBwb3MgJiB+KHVpbnQ2NF90KTM7CisJCXVpbnQzMl90IGJ5dGVzID0gNCAtIChwb3MgJiAz KTsKKwkJdWludDMyX3Qgc2hpZnQgPSAocG9zICYgMykgKiA4OworCQl1aW50MzJfdCBtYXNrID0g MHhmZmZmZmZmZiA8PCBzaGlmdDsKKworCQlpZiAobGVuIDwgYnl0ZXMpIHsKKwkJCW1hc2sgJj0g MHhmZmZmZmZmZiA+PiAoYnl0ZXMgLSBsZW4pICogODsKKwkJCWJ5dGVzID0gbGVuOworCQl9CisK KwkJc3Bpbl9sb2NrX2lycXNhdmUoJmFkZXYtPm1taW9faWR4X2xvY2ssIGZsYWdzKTsKKwkJV1JF RzMyKG1tTU1fSU5ERVgsICgodWludDMyX3QpYWxpZ25lZF9wb3MpIHwgMHg4MDAwMDAwMCk7CisJ CVdSRUczMihtbU1NX0lOREVYX0hJLCBhbGlnbmVkX3BvcyA+PiAzMSk7CisJCWlmICghd3JpdGUg fHwgbWFzayAhPSAweGZmZmZmZmZmKQorCQkJdmFsdWUgPSBSUkVHMzIobW1NTV9EQVRBKTsKKwkJ aWYgKHdyaXRlKSB7CisJCQl2YWx1ZSAmPSB+bWFzazsKKwkJCXZhbHVlIHw9ICgqKHVpbnQzMl90 ICopYnVmIDw8IHNoaWZ0KSAmIG1hc2s7CisJCQlXUkVHMzIobW1NTV9EQVRBLCB2YWx1ZSk7CisJ CX0KKwkJc3Bpbl91bmxvY2tfaXJxcmVzdG9yZSgmYWRldi0+bW1pb19pZHhfbG9jaywgZmxhZ3Mp OworCQlpZiAoIXdyaXRlKSB7CisJCQl2YWx1ZSA9ICh2YWx1ZSAmIG1hc2spID4+IHNoaWZ0Owor CQkJbWVtY3B5KGJ1ZiwgJnZhbHVlLCBieXRlcyk7CisJCX0KKworCQlyZXQgKz0gYnl0ZXM7CisJ CWJ1ZiA9ICh1aW50OF90ICopYnVmICsgYnl0ZXM7CisJCXBvcyArPSBieXRlczsKKwkJbGVuIC09 IGJ5dGVzOworCQlpZiAocG9zID49IChub2Rlcy0+c3RhcnQgKyBub2Rlcy0+c2l6ZSkgPDwgUEFH RV9TSElGVCkgeworCQkJKytub2RlczsKKwkJCXBvcyA9IChub2Rlcy0+c3RhcnQgPDwgUEFHRV9T SElGVCk7CisJCX0KKwl9CisKKwlyZXR1cm4gcmV0OworfQorCiBzdGF0aWMgc3RydWN0IHR0bV9i b19kcml2ZXIgYW1kZ3B1X2JvX2RyaXZlciA9IHsKIAkudHRtX3R0X2NyZWF0ZSA9ICZhbWRncHVf dHRtX3R0X2NyZWF0ZSwKIAkudHRtX3R0X3BvcHVsYXRlID0gJmFtZGdwdV90dG1fdHRfcG9wdWxh dGUsCkBAIC0xMTMwLDYgKzExOTEsNyBAQCBzdGF0aWMgYm9vbCBhbWRncHVfdHRtX2JvX2V2aWN0 aW9uX3ZhbHVhYmxlKHN0cnVjdCB0dG1fYnVmZmVyX29iamVjdCAqYm8sCiAJLmlvX21lbV9yZXNl cnZlID0gJmFtZGdwdV90dG1faW9fbWVtX3Jlc2VydmUsCiAJLmlvX21lbV9mcmVlID0gJmFtZGdw dV90dG1faW9fbWVtX2ZyZWUsCiAJLmlvX21lbV9wZm4gPSBhbWRncHVfdHRtX2lvX21lbV9wZm4s CisJLmFjY2Vzc19tZW1vcnkgPSAmYW1kZ3B1X3R0bV9hY2Nlc3NfbWVtb3J5CiB9OwogCiBpbnQg YW1kZ3B1X3R0bV9pbml0KHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2KQotLSAKMS45LjEKCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBt YWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=