From mboxrd@z Thu Jan 1 00:00:00 1970 From: "S, Shirish" Subject: [PATCH] drm/amdgpu/{uvd,vcn}: fetch ring's read_ptr after alloc Date: Tue, 4 Jun 2019 16:07:07 +0000 Message-ID: <1559664412-5512-1-git-send-email-shirish.s@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Language: en-US List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Deucher, Alexander" , "Koenig, Christian" , "Liu, Leo" , "Deng, Emily" Cc: "Li, Ching-shih (Louis)" , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" , "S, Shirish" W1doYXRdDQpyZWFkcHRyIHJlYWQgYWx3YXlzIHJldHVybnMgemVybywgc2luY2UgbW9zdCBsaWtl bHkNClVWRCBibG9jayBpcyBlaXRoZXIgcG93ZXIgb3IgY2xvY2sgZ2F0ZWQuDQoNCltIb3ddDQpm ZXRjaCBycHRyIGFmdGVyIGFtZGdwdV9yaW5nX2FsbG9jKCkgd2hpY2ggaW5mb3Jtcw0KdGhlIHBv d2VyIG1hbmFnZW1lbnQgY29kZSB0aGF0IHRoZSBibG9jayBpcyBhYm91dCB0byBiZQ0KdXNlZCBh bmQgaGVuY2UgdGhlIGdhdGluZyBpcyB0dXJuZWQgb2ZmLg0KDQpTaWduZWQtb2ZmLWJ5OiBMb3Vp cyBMaSA8Q2hpbmctc2hpaC5MaUBhbWQuY29tPg0KU2lnbmVkLW9mZi1ieTogU2hpcmlzaCBTIDxz aGlyaXNoLnNAYW1kLmNvbT4NCi0tLQ0KIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdw dV92Y24uYyB8IDQgKysrLQ0KIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3V2ZF92Nl8wLmMg ICB8IDUgKysrKy0NCiBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS91dmRfdjdfMC5jICAgfCA1 ICsrKystDQogMyBmaWxlcyBjaGFuZ2VkLCAxMSBpbnNlcnRpb25zKCspLCAzIGRlbGV0aW9ucygt KQ0KDQpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3Zjbi5j IGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X3Zjbi5jDQppbmRleCAxMTg0NTFm Li5kNzg2MDk4IDEwMDY0NA0KLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1 X3Zjbi5jDQorKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfdmNuLmMNCkBA IC00NjgsNyArNDY4LDcgQEAgaW50IGFtZGdwdV92Y25fZGVjX3JpbmdfdGVzdF9pYihzdHJ1Y3Qg YW1kZ3B1X3JpbmcgKnJpbmcsIGxvbmcgdGltZW91dCkNCiBpbnQgYW1kZ3B1X3Zjbl9lbmNfcmlu Z190ZXN0X3Jpbmcoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nKQ0KIHsNCiAJc3RydWN0IGFtZGdw dV9kZXZpY2UgKmFkZXYgPSByaW5nLT5hZGV2Ow0KLQl1aW50MzJfdCBycHRyID0gYW1kZ3B1X3Jp bmdfZ2V0X3JwdHIocmluZyk7DQorCXVpbnQzMl90IHJwdHI7DQogCXVuc2lnbmVkIGk7DQogCWlu dCByOw0KIA0KQEAgLTQ3Niw2ICs0NzYsOCBAQCBpbnQgYW1kZ3B1X3Zjbl9lbmNfcmluZ190ZXN0 X3Jpbmcoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nKQ0KIAlpZiAocikNCiAJCXJldHVybiByOw0K IA0KKwlycHRyID0gYW1kZ3B1X3JpbmdfZ2V0X3JwdHIocmluZyk7DQorDQogCWFtZGdwdV9yaW5n X3dyaXRlKHJpbmcsIFZDTl9FTkNfQ01EX0VORCk7DQogCWFtZGdwdV9yaW5nX2NvbW1pdChyaW5n KTsNCiANCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS91dmRfdjZfMC5j IGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvdXZkX3Y2XzAuYw0KaW5kZXggYzYxYTMxNC4u MTY2ODJiNyAxMDA2NDQNCi0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3V2ZF92Nl8w LmMNCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3V2ZF92Nl8wLmMNCkBAIC0xNzAs MTMgKzE3MCwxNiBAQCBzdGF0aWMgdm9pZCB1dmRfdjZfMF9lbmNfcmluZ19zZXRfd3B0cihzdHJ1 Y3QgYW1kZ3B1X3JpbmcgKnJpbmcpDQogc3RhdGljIGludCB1dmRfdjZfMF9lbmNfcmluZ190ZXN0 X3Jpbmcoc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nKQ0KIHsNCiAJc3RydWN0IGFtZGdwdV9kZXZp Y2UgKmFkZXYgPSByaW5nLT5hZGV2Ow0KLQl1aW50MzJfdCBycHRyID0gYW1kZ3B1X3JpbmdfZ2V0 X3JwdHIocmluZyk7DQorCXVpbnQzMl90IHJwdHI7DQogCXVuc2lnbmVkIGk7DQogCWludCByOw0K IA0KIAlyID0gYW1kZ3B1X3JpbmdfYWxsb2MocmluZywgMTYpOw0KIAlpZiAocikNCiAJCXJldHVy biByOw0KKw0KKwlycHRyID0gYW1kZ3B1X3JpbmdfZ2V0X3JwdHIocmluZyk7DQorDQogCWFtZGdw dV9yaW5nX3dyaXRlKHJpbmcsIEhFVkNfRU5DX0NNRF9FTkQpOw0KIAlhbWRncHVfcmluZ19jb21t aXQocmluZyk7DQogDQpkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvdXZk X3Y3XzAuYyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L3V2ZF92N18wLmMNCmluZGV4IGNk Yjk2ZDQuLjc0ODExYjIgMTAwNjQ0DQotLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS91 dmRfdjdfMC5jDQorKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS91dmRfdjdfMC5jDQpA QCAtMTc1LDcgKzE3NSw3IEBAIHN0YXRpYyB2b2lkIHV2ZF92N18wX2VuY19yaW5nX3NldF93cHRy KHN0cnVjdCBhbWRncHVfcmluZyAqcmluZykNCiBzdGF0aWMgaW50IHV2ZF92N18wX2VuY19yaW5n X3Rlc3RfcmluZyhzdHJ1Y3QgYW1kZ3B1X3JpbmcgKnJpbmcpDQogew0KIAlzdHJ1Y3QgYW1kZ3B1 X2RldmljZSAqYWRldiA9IHJpbmctPmFkZXY7DQotCXVpbnQzMl90IHJwdHIgPSBhbWRncHVfcmlu Z19nZXRfcnB0cihyaW5nKTsNCisJdWludDMyX3QgcnB0cjsNCiAJdW5zaWduZWQgaTsNCiAJaW50 IHI7DQogDQpAQCAtMTg1LDYgKzE4NSw5IEBAIHN0YXRpYyBpbnQgdXZkX3Y3XzBfZW5jX3Jpbmdf dGVzdF9yaW5nKHN0cnVjdCBhbWRncHVfcmluZyAqcmluZykNCiAJciA9IGFtZGdwdV9yaW5nX2Fs bG9jKHJpbmcsIDE2KTsNCiAJaWYgKHIpDQogCQlyZXR1cm4gcjsNCisNCisJcnB0ciA9IGFtZGdw dV9yaW5nX2dldF9ycHRyKHJpbmcpOw0KKw0KIAlhbWRncHVfcmluZ193cml0ZShyaW5nLCBIRVZD X0VOQ19DTURfRU5EKTsNCiAJYW1kZ3B1X3JpbmdfY29tbWl0KHJpbmcpOw0KIA0KLS0gDQoyLjcu NA0KDQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZng=