From mboxrd@z Thu Jan 1 00:00:00 1970 From: Huang Rui Subject: Re: [PATCH 3/3] drm/amd: Add DM DMCU support Date: Thu, 13 Sep 2018 15:38:25 +0800 Message-ID: <20180913073824.GD3371@hr-amur2> References: <20180911191513.25864-1-David.Francis@amd.com> <20180911191513.25864-4-David.Francis@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180911191513.25864-4-David.Francis-5C7GfCeVMHo@public.gmane.org> 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: David Francis Cc: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org T24gVHVlLCBTZXAgMTEsIDIwMTggYXQgMDM6MTU6MTNQTSAtMDQwMCwgRGF2aWQgRnJhbmNpcyB3 cm90ZToKPiBETUNVIChEaXNwbGF5IE1pY3JvY29udHJvbGxlciBVbml0KSBpcyBhIEdQVSBjaGlw IGludm9sdmVkIGluCj4gZURQIGZlYXR1cmVzIGxpa2UgQWRhcHRpdmUgQmFja2xpZ2h0IE1vZHVs YXRpb24gYW5kIFBhbmVsIFNlbGYKPiBSZWZyZXNoLgo+IAo+IERDIGlzIGFscmVhZHkgZnVsbHkg ZXF1aXBwZWQgdG8gaW5pdGlhbGl6ZSBETUNVIGFzIGxvbmcgYXMgdGhlCj4gZmlybXdhcmUgaXMg bG9hZGVkLgo+IAo+IEF0IHRoZSBtb21lbnQgb25seSB0aGUgcmF2ZW4gZmlybXdhcmUgaXMgYXZh aWxhYmxlLgo+IAo+IEEgc2luZ2xlIC5iaW4gZmlsZSBpcyBsb2FkZWQgYnkgdGhlIGtlcm5lbCdz IGxvYWRpbmcgbWVjaGFuaXNtCj4gYW5kIHNwbGl0IGludG8gdHdvIHVjb2RlcyBhY2NvcmRpbmcg dG8gdGhlIGhlYWRlci4KPiAKPiBETUNVIGlzIG9wdGlvbmFsLCBzbyBpZiB0aGUgZmlybXdhcmUg aXMgbm90IGZvdW5kLCBubyBlcnJvciBvcgo+IHdhcm5pbmcgaXMgcmFpc2VkLgo+IAo+IFNpZ25l ZC1vZmYtYnk6IERhdmlkIEZyYW5jaXMgPERhdmlkLkZyYW5jaXNAYW1kLmNvbT4KPiAtLS0KPiAg Li4uL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbS5jIHwgOTEgKysrKysr KysrKysrKysrKysrLQo+ICAuLi4vZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVfZG0vYW1kZ3B1 X2RtLmggfCAgMiArCj4gIDIgZmlsZXMgY2hhbmdlZCwgOTIgaW5zZXJ0aW9ucygrKSwgMSBkZWxl dGlvbigtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1k Z3B1X2RtL2FtZGdwdV9kbS5jIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9k bS9hbWRncHVfZG0uYwo+IGluZGV4IDUxMDNlYmE3NWNiMy4uNzU0MWM4NDlhNDE3IDEwMDY0NAo+ IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVfZG0vYW1kZ3B1X2RtLmMK PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbS5j Cj4gQEAgLTMwLDYgKzMwLDcgQEAKPiAgI2luY2x1ZGUgInZpZC5oIgo+ICAjaW5jbHVkZSAiYW1k Z3B1LmgiCj4gICNpbmNsdWRlICJhbWRncHVfZGlzcGxheS5oIgo+ICsjaW5jbHVkZSAiYW1kZ3B1 X3Vjb2RlLmgiCj4gICNpbmNsdWRlICJhdG9tLmgiCj4gICNpbmNsdWRlICJhbWRncHVfZG0uaCIK PiAgI2luY2x1ZGUgImFtZGdwdV9wbS5oIgo+IEBAIC01MCw2ICs1MSw3IEBACj4gICNpbmNsdWRl IDxsaW51eC92ZXJzaW9uLmg+Cj4gICNpbmNsdWRlIDxsaW51eC90eXBlcy5oPgo+ICAjaW5jbHVk ZSA8bGludXgvcG1fcnVudGltZS5oPgo+ICsjaW5jbHVkZSA8bGludXgvZmlybXdhcmUuaD4KPiAg Cj4gICNpbmNsdWRlIDxkcm0vZHJtUC5oPgo+ICAjaW5jbHVkZSA8ZHJtL2RybV9hdG9taWMuaD4K PiBAQCAtNzEsNiArNzMsOSBAQAo+ICAKPiAgI2luY2x1ZGUgIm1vZHVsZXMvaW5jL21vZF9mcmVl c3luYy5oIgo+ICAKPiArI2RlZmluZSBGSVJNV0FSRV9SQVZFTl9ETUNVCQkiYW1kZ3B1L3JhdmVu X2RtY3VlLmJpbiIKPiArTU9EVUxFX0ZJUk1XQVJFKEZJUk1XQVJFX1JBVkVOX0RNQ1UpOwo+ICsK PiAgLyogYmFzaWMgaW5pdC9maW5pIEFQSSAqLwo+ICBzdGF0aWMgaW50IGFtZGdwdV9kbV9pbml0 KHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2KTsKPiAgc3RhdGljIHZvaWQgYW1kZ3B1X2RtX2Zp bmkoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpOwo+IEBAIC01MTQsMTMgKzUxOSw5NyBAQCBz dGF0aWMgdm9pZCBhbWRncHVfZG1fZmluaShzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldikKPiAg CXJldHVybjsKPiAgfQo+ICAKPiAtc3RhdGljIGludCBkbV9zd19pbml0KHZvaWQgKmhhbmRsZSkK PiArc3RhdGljIGludCBsb2FkX2RtY3VfZncoc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpCj4g IHsKPiArCWNvbnN0IGNoYXIgKmZ3X25hbWVfZG1jdTsKPiArCWludCByOwo+ICsJY29uc3Qgc3Ry dWN0IGRtY3VfZmlybXdhcmVfaGVhZGVyX3YxXzAgKmhkcjsKPiArCj4gKwlzd2l0Y2goYWRldi0+ YXNpY190eXBlKSB7Cj4gKwljYXNlIENISVBfQk9OQUlSRToKPiArCWNhc2UgQ0hJUF9IQVdBSUk6 Cj4gKwljYXNlIENISVBfS0FWRVJJOgo+ICsJY2FzZSBDSElQX0tBQklOSToKPiArCWNhc2UgQ0hJ UF9NVUxMSU5TOgo+ICsJY2FzZSBDSElQX1RPTkdBOgo+ICsJY2FzZSBDSElQX0ZJSkk6Cj4gKwlj YXNlIENISVBfQ0FSUklaTzoKPiArCWNhc2UgQ0hJUF9TVE9ORVk6Cj4gKwljYXNlIENISVBfUE9M QVJJUzExOgo+ICsJY2FzZSBDSElQX1BPTEFSSVMxMDoKPiArCWNhc2UgQ0hJUF9QT0xBUklTMTI6 Cj4gKwljYXNlIENISVBfVkVHQU06Cj4gKwljYXNlIENISVBfVkVHQTEwOgo+ICsJY2FzZSBDSElQ X1ZFR0ExMjoKPiArCWNhc2UgQ0hJUF9WRUdBMjA6Cj4gKwkJcmV0dXJuIDA7Cj4gKwljYXNlIENI SVBfUkFWRU46Cj4gKwkJZndfbmFtZV9kbWN1ID0gRklSTVdBUkVfUkFWRU5fRE1DVTsKPiArCQli cmVhazsKPiArCWRlZmF1bHQ6Cj4gKwkJRFJNX0VSUk9SKCJVbnN1cHBvcnRlZCBBU0lDIHR5cGU6 IDB4JVhcbiIsIGFkZXYtPmFzaWNfdHlwZSk7Cj4gKwkJcmV0dXJuIC0xOwoKV2UgY2FuIHVzZSAt RUlOVkFMIGluc3RlYWQgb2YgbWFnaWMgbnVtYmVyIGFzIHJldHVybiB2YWx1ZS4KCkZvciBvdGhl cnMsIGl0IGxvb2tzIGdvb2QgZm9yIG1lLgpXaXRoIHRoaXMgZml4ZWQsIGZlZWwgZnJlZSB0byBh ZGQKClJldmlld2VkLWJ5OiBIdWFuZyBSdWkgPHJheS5odWFuZ0BhbWQuY29tPgoKPiArCX0KPiAr Cj4gKwlpZiAoYWRldi0+ZmlybXdhcmUubG9hZF90eXBlICE9IEFNREdQVV9GV19MT0FEX1BTUCkg ewo+ICsJCURSTV9ERUJVR19LTVMoImRtOiBETUNVIGZpcm13YXJlIG5vdCBzdXBwb3J0ZWQgb24g ZGlyZWN0IG9yIFNNVSBsb2FkaW5nXG4iKTsKPiArCQlyZXR1cm4gMDsKPiArCX0KPiArCj4gKwly ID0gcmVxdWVzdF9maXJtd2FyZV9kaXJlY3QoJmFkZXYtPmRtLmZ3X2RtY3UsIGZ3X25hbWVfZG1j dSwgYWRldi0+ZGV2KTsKPiArCWlmIChyID09IC1FTk9FTlQpIHsKPiArCQkvKiBETUNVIGZpcm13 YXJlIGlzIG5vdCBuZWNlc3NhcnksIHNvIGRvbid0IHJhaXNlIGEgZnVzcyBpZiBpdCdzIG1pc3Np bmcgKi8KPiArCQlEUk1fREVCVUdfS01TKCJkbTogRE1DVSBmaXJtd2FyZSBub3QgZm91bmRcbiIp Owo+ICsJCWFkZXYtPmRtLmZ3X2RtY3UgPSBOVUxMOwo+ICsJCXJldHVybiAwOwo+ICsJfQo+ICsJ aWYgKHIpIHsKPiArCQlkZXZfZXJyKGFkZXYtPmRldiwgImFtZGdwdV9kbTogQ2FuJ3QgbG9hZCBm aXJtd2FyZSBcIiVzXCJcbiIsCj4gKwkJCWZ3X25hbWVfZG1jdSk7Cj4gKwkJcmV0dXJuIHI7Cj4g Kwl9Cj4gKwo+ICsJciA9IGFtZGdwdV91Y29kZV92YWxpZGF0ZShhZGV2LT5kbS5md19kbWN1KTsK PiArCWlmIChyKSB7Cj4gKwkJZGV2X2VycihhZGV2LT5kZXYsICJhbWRncHVfZG06IENhbid0IHZh bGlkYXRlIGZpcm13YXJlIFwiJXNcIlxuIiwKPiArCQkJZndfbmFtZV9kbWN1KTsKPiArCQlyZWxl YXNlX2Zpcm13YXJlKGFkZXYtPmRtLmZ3X2RtY3UpOwo+ICsJCWFkZXYtPmRtLmZ3X2RtY3UgPSBO VUxMOwo+ICsJCXJldHVybiByOwo+ICsJfQo+ICsKPiArCWhkciA9IChjb25zdCBzdHJ1Y3QgZG1j dV9maXJtd2FyZV9oZWFkZXJfdjFfMCAqKWFkZXYtPmRtLmZ3X2RtY3UtPmRhdGE7Cj4gKwlhZGV2 LT5maXJtd2FyZS51Y29kZVtBTURHUFVfVUNPREVfSURfRE1DVV9FUkFNXS51Y29kZV9pZCA9IEFN REdQVV9VQ09ERV9JRF9ETUNVX0VSQU07Cj4gKwlhZGV2LT5maXJtd2FyZS51Y29kZVtBTURHUFVf VUNPREVfSURfRE1DVV9FUkFNXS5mdyA9IGFkZXYtPmRtLmZ3X2RtY3U7Cj4gKwlhZGV2LT5maXJt d2FyZS5md19zaXplICs9Cj4gKwkJQUxJR04obGUzMl90b19jcHUoaGRyLT5oZWFkZXIudWNvZGVf c2l6ZV9ieXRlcykgLSBsZTMyX3RvX2NwdShoZHItPmludHZfc2l6ZSkgKiA0LCBQQUdFX1NJWkUp Owo+ICsKPiArCWFkZXYtPmZpcm13YXJlLnVjb2RlW0FNREdQVV9VQ09ERV9JRF9ETUNVX0lOVFZd LnVjb2RlX2lkID0gQU1ER1BVX1VDT0RFX0lEX0RNQ1VfSU5UVjsKPiArCWFkZXYtPmZpcm13YXJl LnVjb2RlW0FNREdQVV9VQ09ERV9JRF9ETUNVX0lOVFZdLmZ3ID0gYWRldi0+ZG0uZndfZG1jdTsK PiArCWFkZXYtPmZpcm13YXJlLmZ3X3NpemUgKz0KPiArCQlBTElHTihsZTMyX3RvX2NwdShoZHIt PmludHZfc2l6ZSkgKiA0LCBQQUdFX1NJWkUpOwo+ICsKPiArCURSTV9ERUJVR19LTVMoIlBTUCBs b2FkaW5nIERNQ1UgZmlybXdhcmVcbiIpOwo+ICsKPiAgCXJldHVybiAwOwo+ICB9Cj4gIAo+ICtz dGF0aWMgaW50IGRtX3N3X2luaXQodm9pZCAqaGFuZGxlKQo+ICt7Cj4gKwlzdHJ1Y3QgYW1kZ3B1 X2RldmljZSAqYWRldiA9IChzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqKWhhbmRsZTsKPiArCj4gKwly ZXR1cm4gbG9hZF9kbWN1X2Z3KGFkZXYpOwo+ICt9Cj4gKwo+ICBzdGF0aWMgaW50IGRtX3N3X2Zp bmkodm9pZCAqaGFuZGxlKQo+ICB7Cj4gKwlzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiA9IChz dHJ1Y3QgYW1kZ3B1X2RldmljZSAqKWhhbmRsZTsKPiArCj4gKwlpZihhZGV2LT5kbS5md19kbWN1 KSB7Cj4gKwkJcmVsZWFzZV9maXJtd2FyZShhZGV2LT5kbS5md19kbWN1KTsKPiArCQlhZGV2LT5k bS5md19kbWN1ID0gTlVMTDsKPiArCX0KPiArCj4gIAlyZXR1cm4gMDsKPiAgfQo+ICAKPiBkaWZm IC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9kbS9hbWRncHVfZG0u aCBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvZGlzcGxheS9hbWRncHVfZG0vYW1kZ3B1X2RtLmgKPiBp bmRleCBjMTU5NTg0YzA0ZjcuLjlhNTdjNjU0OTQzYSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dw dS9kcm0vYW1kL2Rpc3BsYXkvYW1kZ3B1X2RtL2FtZGdwdV9kbS5oCj4gKysrIGIvZHJpdmVycy9n cHUvZHJtL2FtZC9kaXNwbGF5L2FtZGdwdV9kbS9hbWRncHVfZG0uaAo+IEBAIC0xMjksNiArMTI5 LDggQEAgc3RydWN0IGFtZGdwdV9kaXNwbGF5X21hbmFnZXIgewo+ICAJc3RydWN0IGRybV9hdG9t aWNfc3RhdGUgKmNhY2hlZF9zdGF0ZTsKPiAgCj4gIAlzdHJ1Y3QgZG1fY29tcmVzc29yX2luZm8g Y29tcHJlc3NvcjsKPiArCj4gKwljb25zdCBzdHJ1Y3QgZmlybXdhcmUgKmZ3X2RtY3U7Cj4gIH07 Cj4gIAo+ICBzdHJ1Y3QgYW1kZ3B1X2RtX2Nvbm5lY3RvciB7Cj4gLS0gCj4gMi4xNy4xCj4gCj4g X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBhbWQtZ2Z4 IG1haWxpbmcgbGlzdAo+IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmFtZC1nZnggbWFpbGluZyBsaXN0 CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Au b3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=