From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Huang, Ray" Subject: RE: [PATCH] drm/amdgpu: Check if smu.ppt_funcs is initialized before accessing Date: Mon, 22 Apr 2019 09:05:25 +0000 Message-ID: References: <1555603187-14645-1-git-send-email-sunpeng.li@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: 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: Alex Deucher , "Li, Sun peng (Leo)" Cc: "Gui, Jack" , amd-gfx list PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQ0KPiBGcm9tOiBhbWQtZ2Z4IFttYWlsdG86YW1k LWdmeC1ib3VuY2VzQGxpc3RzLmZyZWVkZXNrdG9wLm9yZ10gT24gQmVoYWxmDQo+IE9mIEFsZXgg RGV1Y2hlcg0KPiBTZW50OiBGcmlkYXksIEFwcmlsIDE5LCAyMDE5IDEwOjI2IFBNDQo+IFRvOiBM aSwgU3VuIHBlbmcgKExlbykgPFN1bnBlbmcuTGlAYW1kLmNvbT4NCj4gQ2M6IEd1aSwgSmFjayA8 SmFjay5HdWlAYW1kLmNvbT47IGFtZC1nZnggbGlzdCA8YW1kLQ0KPiBnZnhAbGlzdHMuZnJlZWRl c2t0b3Aub3JnPg0KPiBTdWJqZWN0OiBSZTogW1BBVENIXSBkcm0vYW1kZ3B1OiBDaGVjayBpZiBz bXUucHB0X2Z1bmNzIGlzIGluaXRpYWxpemVkDQo+IGJlZm9yZSBhY2Nlc3NpbmcNCj4gDQo+IE9u IFRodSwgQXByIDE4LCAyMDE5IGF0IDEyOjAxIFBNIDxzdW5wZW5nLmxpQGFtZC5jb20+IHdyb3Rl Og0KPiA+DQo+ID4gRnJvbTogTGVvIExpIDxzdW5wZW5nLmxpQGFtZC5jb20+DQo+ID4NCj4gPiBz bXUucHB0X2Z1bmNzIGlzIG9ubHkgaW5pdGlhbGl6ZWQgZm9yIHNwZWNpZmljIFNNVSB2ZXJzaW9u cy4NCj4gPg0KPiA+IE9uIGEgSGF3YWlpIEFTSUMsIGF0dGVtcHRpbmcgdG8gYWNjZXNzIHRoZSB1 ZGV2IGF0dHJpYnV0ZQ0KPiA+IEFUVFJTe3Bvd2VyX2RwbV9zdGF0ZX0gd2lsbCBjYXVzZSBhIG51 bGwgcG9pbnRlciBkZXJlZiBpbg0KPiA+IGFtZGdwdV9nZXRfZHBtX3N0YXRlKCkgYmVjYXVzZSBv ZiB0aGlzLg0KPiA+DQo+ID4gRml4IGJ5IGNoZWNraW5nIHRoYXQgcHB0X2Z1bmNzIGlzIGluaXRp YWxpemVkIGZpcnN0Lg0KPiA+DQo+ID4gQ0M6IENoZW5nbWluZyBHdWkgPEphY2suR3VpQGFtZC5j b20+DQo+ID4gU2lnbmVkLW9mZi1ieTogTGVvIExpIDxzdW5wZW5nLmxpQGFtZC5jb20+DQo+ID4g LS0tDQo+ID4gIGRyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9wbS5jIHwgMiArLQ0K PiA+ICAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24oKyksIDEgZGVsZXRpb24oLSkNCj4gPg0K PiA+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfcG0uYw0K PiBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9wbS5jDQo+ID4gaW5kZXggNGI3 YTA3Ni4uNzk5MzYyMyAxMDA2NDQNCj4gPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdw dS9hbWRncHVfcG0uYw0KPiA+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdw dV9wbS5jDQo+ID4gQEAgLTE0NCw3ICsxNDQsNyBAQCBzdGF0aWMgc3NpemVfdCBhbWRncHVfZ2V0 X2RwbV9zdGF0ZShzdHJ1Y3QgZGV2aWNlDQo+ICpkZXYsDQo+ID4gICAgICAgICBzdHJ1Y3QgYW1k Z3B1X2RldmljZSAqYWRldiA9IGRkZXYtPmRldl9wcml2YXRlOw0KPiA+ICAgICAgICAgZW51bSBh bWRfcG1fc3RhdGVfdHlwZSBwbTsNCj4gPg0KPiA+IC0gICAgICAgaWYgKGFkZXYtPnNtdS5wcHRf ZnVuY3MtPmdldF9jdXJyZW50X3Bvd2VyX3N0YXRlKQ0KPiA+ICsgICAgICAgaWYgKGFkZXYtPnNt dS5wcHRfZnVuY3MgJiYgYWRldi0+c211LnBwdF9mdW5jcy0NCj4gPmdldF9jdXJyZW50X3Bvd2Vy X3N0YXRlKQ0KPiANCj4gRm9yIGNvbnNpc3RlbmN5LCBJIHRoaW5rIHdlIHByb2JhYmx5IHdhbnQg c29tZXRoaW5nIGxpa2U6DQo+IGlmIChpc19zdXBwb3J0X3N3X3NtdShhZGV2KSAmJiBhZGV2LT5z bXUucHB0X2Z1bmNzLQ0KPiA+Z2V0X2N1cnJlbnRfcG93ZXJfc3RhdGUpDQo+IA0KPiBFaXRoZXIg d2F5Og0KPiBSZXZpZXdlZC1ieTogQWxleCBEZXVjaGVyIDxhbGV4YW5kZXIuZGV1Y2hlckBhbWQu Y29tPg0KDQpZZXMuIFRoZSBzYW1lIGNvbW1lbnQgd2l0aCBtZS4gUGxlYXNlIHVzZSBpc19zdXBw b3J0X3N3X3NtdSgpIHRvIGNoZWNrIGl0Lg0KV2l0aCB0aGF0IGZpeGVkLCBwbGVhc2UgYWRkIFJl dmlld2VkLWJ5OiBIdWFuZyBSdWkgPHJheS5odWFuZ0BhbWQuY29tPg0KDQo+IA0KPiA+ICAgICAg ICAgICAgICAgICBwbSA9IGFtZGdwdV9zbXVfZ2V0X2N1cnJlbnRfcG93ZXJfc3RhdGUoYWRldik7 DQo+ID4gICAgICAgICBlbHNlIGlmIChhZGV2LT5wb3dlcnBsYXkucHBfZnVuY3MtPmdldF9jdXJy ZW50X3Bvd2VyX3N0YXRlKQ0KPiA+ICAgICAgICAgICAgICAgICBwbSA9IGFtZGdwdV9kcG1fZ2V0 X2N1cnJlbnRfcG93ZXJfc3RhdGUoYWRldik7DQo+ID4gLS0NCj4gPiAyLjcuNA0KPiA+DQo+ID4g X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18NCj4gPiBhbWQt Z2Z4IG1haWxpbmcgbGlzdA0KPiA+IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnDQo+ID4g aHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4DQo+ IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fDQo+IGFtZC1n ZnggbWFpbGluZyBsaXN0DQo+IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnDQo+IGh0dHBz Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeA0KX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5n IGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4