From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Gordon Subject: Re: [PATCH 10/13 v4] drm/i915: Interrupt routing for GuC submission Date: Tue, 28 Jul 2015 12:29:00 +0100 Message-ID: <55B7677C.5010602@intel.com> References: <1436466554-24806-1-git-send-email-david.s.gordon@intel.com> <1436466554-24806-11-git-send-email-david.s.gordon@intel.com> <20150727153321.GA124309@torourke-desk1> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id 83F716E9C9 for ; Tue, 28 Jul 2015 04:29:07 -0700 (PDT) In-Reply-To: <20150727153321.GA124309@torourke-desk1> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "O'Rourke, Tom" Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gMjcvMDcvMTUgMTY6MzMsIE8nUm91cmtlLCBUb20gd3JvdGU6Cj4gT24gVGh1LCBKdWwgMDks IDIwMTUgYXQgMDc6Mjk6MTFQTSArMDEwMCwgRGF2ZSBHb3Jkb24gd3JvdGU6Cj4+IFR1cm4gb24g aW50ZXJydXB0IHN0ZWVyaW5nIHRvIHJvdXRlIG5lY2Vzc2FyeSBpbnRlcnJ1cHRzIHRvIEd1Qy4K Pj4KPj4gdjQ6Cj4+ICAgICAgUmViYXNlZAo+Pgo+PiBJc3N1ZTogVklaLTQ4ODQKPj4gU2lnbmVk LW9mZi1ieTogQWxleCBEYWkgPHl1LmRhaUBpbnRlbC5jb20+Cj4+IFNpZ25lZC1vZmYtYnk6IERh dmUgR29yZG9uIDxkYXZpZC5zLmdvcmRvbkBpbnRlbC5jb20+Cj4+IC0tLQo+PiAgIGRyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfcmVnLmggICAgICAgICB8IDExICsrKysrLS0KPj4gICBkcml2ZXJz L2dwdS9kcm0vaTkxNS9pbnRlbF9ndWNfbG9hZGVyLmMgfCA1MSArKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKysKPj4gICAyIGZpbGVzIGNoYW5nZWQsIDYwIGluc2VydGlvbnMoKyksIDIg ZGVsZXRpb25zKC0pCj4+Cj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X3JlZy5oIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaAo+PiBpbmRleCA2MzcyOGMx Li4xYzIwNzJiIDEwMDY0NAo+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5o Cj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmgKPj4gQEAgLTE2NjQsMTIg KzE2NjQsMTggQEAgZW51bSBza2xfZGlzcF9wb3dlcl93ZWxscyB7Cj4+ICAgI2RlZmluZSBHRlhf TU9ERV9HRU43CTB4MDIyOWMKPj4gICAjZGVmaW5lIFJJTkdfTU9ERV9HRU43KHJpbmcpCSgocmlu ZyktPm1taW9fYmFzZSsweDI5YykKPj4gICAjZGVmaW5lICAgR0ZYX1JVTl9MSVNUX0VOQUJMRQkJ KDE8PDE1KQo+PiArI2RlZmluZSAgIEdGWF9JTlRFUlJVUFRfU1RFRVJJTkcJKDE8PDE0KQo+PiAg ICNkZWZpbmUgICBHRlhfVExCX0lOVkFMSURBVEVfRVhQTElDSVQJKDE8PDEzKQo+PiAgICNkZWZp bmUgICBHRlhfU1VSRkFDRV9GQVVMVF9FTkFCTEUJKDE8PDEyKQo+PiAgICNkZWZpbmUgICBHRlhf UkVQTEFZX01PREUJCSgxPDwxMSkKPj4gICAjZGVmaW5lICAgR0ZYX1BTTUlfR1JBTlVMQVJJVFkJ CSgxPDwxMCkKPj4gICAjZGVmaW5lICAgR0ZYX1BQR1RUX0VOQUJMRQkJKDE8PDkpCj4+Cj4+ICsj ZGVmaW5lICAgR0ZYX0ZPUldBUkRfVkJMQU5LX01BU0sJKDM8PDUpCj4+ICsjZGVmaW5lICAgR0ZY X0ZPUldBUkRfVkJMQU5LX05FVkVSCSgwPDw1KQo+PiArI2RlZmluZSAgIEdGWF9GT1JXQVJEX1ZC TEFOS19BTFdBWVMJKDE8PDUpCj4+ICsjZGVmaW5lICAgR0ZYX0ZPUldBUkRfVkJMQU5LX0NPTkQJ KDI8PDUpCj4+ICsKPj4gICAjZGVmaW5lIFZMVl9ESVNQTEFZX0JBU0UgMHgxODAwMDAKPj4gICAj ZGVmaW5lIFZMVl9NSVBJX0JBU0UgVkxWX0RJU1BMQVlfQkFTRQo+Pgo+PiBAQCAtNTY4MywxMSAr NTY4OSwxMiBAQCBlbnVtIHNrbF9kaXNwX3Bvd2VyX3dlbGxzIHsKPj4gICAjZGVmaW5lIEdFTjhf R1RfSUlSKHdoaWNoKSAoMHg0NDMwOCArICgweDEwICogKHdoaWNoKSkpCj4+ICAgI2RlZmluZSBH RU44X0dUX0lFUih3aGljaCkgKDB4NDQzMGMgKyAoMHgxMCAqICh3aGljaCkpKQo+Pgo+PiAtI2Rl ZmluZSBHRU44X0JDU19JUlFfU0hJRlQgMTYKPj4gICAjZGVmaW5lIEdFTjhfUkNTX0lSUV9TSElG VCAwCj4+IC0jZGVmaW5lIEdFTjhfVkNTMl9JUlFfU0hJRlQgMTYKPj4gKyNkZWZpbmUgR0VOOF9C Q1NfSVJRX1NISUZUIDE2Cj4+ICAgI2RlZmluZSBHRU44X1ZDUzFfSVJRX1NISUZUIDAKPj4gKyNk ZWZpbmUgR0VOOF9WQ1MyX0lSUV9TSElGVCAxNgo+PiAgICNkZWZpbmUgR0VOOF9WRUNTX0lSUV9T SElGVCAwCj4+ICsjZGVmaW5lIEdFTjhfV0RfSVJRX1NISUZUIDE2Cj4+Cj4+ICAgI2RlZmluZSBH RU44X0RFX1BJUEVfSVNSKHBpcGUpICgweDQ0NDAwICsgKDB4MTAgKiAocGlwZSkpKQo+PiAgICNk ZWZpbmUgR0VOOF9ERV9QSVBFX0lNUihwaXBlKSAoMHg0NDQwNCArICgweDEwICogKHBpcGUpKSkK Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2d1Y19sb2FkZXIuYyBi L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2d1Y19sb2FkZXIuYwo+PiBpbmRleCAyNWJhMjlm Li4yYWE5MjI3IDEwMDY0NAo+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9ndWNf bG9hZGVyLmMKPj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZ3VjX2xvYWRlci5j Cj4+IEBAIC03OSw2ICs3OSw1MyBAQCBjb25zdCBjaGFyICppbnRlbF9ndWNfZndfc3RhdHVzX3Jl cHIoZW51bSBpbnRlbF9ndWNfZndfc3RhdHVzIHN0YXR1cykKPj4gICAJfQo+PiAgIH07Cj4+Cj4+ ICtzdGF0aWMgdm9pZCBkaXJlY3RfaW50ZXJydXB0c190b19ob3N0KHN0cnVjdCBkcm1faTkxNV9w cml2YXRlICpkZXZfcHJpdikKPj4gK3sKPj4gKwlzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICpyaW5n Owo+PiArCWludCBpLCBpcnFzOwo+PiArCj4+ICsJLyogdGVsbCBhbGwgY29tbWFuZCBzdHJlYW1l cnMgTk9UIHRvIGZvcndhcmQgaW50ZXJydXB0cyBhbmQgdmJsYW5rIHRvIEd1QyAqLwo+PiArCWly cXMgPSBfTUFTS0VEX0ZJRUxEKEdGWF9GT1JXQVJEX1ZCTEFOS19NQVNLLCBHRlhfRk9SV0FSRF9W QkxBTktfTkVWRVIpOwo+PiArCWlycXMgfD0gX01BU0tFRF9CSVRfRElTQUJMRShHRlhfSU5URVJS VVBUX1NURUVSSU5HKTsKPj4gKwlmb3JfZWFjaF9yaW5nKHJpbmcsIGRldl9wcml2LCBpKQo+PiAr CQlJOTE1X1dSSVRFKFJJTkdfTU9ERV9HRU43KHJpbmcpLCBpcnFzKTsKPj4gKwo+PiArCS8qIHRl bGwgREUgdG8gc2VuZCBub3RoaW5nIHRvIEd1QyAqLwo+PiArCUk5MTVfV1JJVEUoREVfR1VDUk1S LCB+MCk7Cj4+ICsKPj4gKwkvKiByb3V0ZSBhbGwgR1QgaW50ZXJydXB0cyB0byB0aGUgaG9zdCAq Lwo+PiArCUk5MTVfV1JJVEUoR1VDX0JDU19SQ1NfSUVSLCAwKTsKPj4gKwlJOTE1X1dSSVRFKEdV Q19WQ1MyX1ZDUzFfSUVSLCAwKTsKPj4gKwlJOTE1X1dSSVRFKEdVQ19XRF9WRUNTX0lFUiwgMCk7 Cj4+ICt9Cj4+ICsKPj4gK3N0YXRpYyB2b2lkIGRpcmVjdF9pbnRlcnJ1cHRzX3RvX2d1YyhzdHJ1 Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4+ICt7Cj4+ICsJc3RydWN0IGludGVsX2Vu Z2luZV9jcyAqcmluZzsKPj4gKwlpbnQgaSwgaXJxczsKPj4gKwo+PiArCS8qIHRlbGwgYWxsIGNv bW1hbmQgc3RyZWFtZXJzIHRvIGZvcndhcmQgaW50ZXJydXB0cyBhbmQgdmJsYW5rIHRvIEd1QyAq Lwo+PiArCWlycXMgPSBfTUFTS0VEX0ZJRUxEKEdGWF9GT1JXQVJEX1ZCTEFOS19NQVNLLCBHRlhf Rk9SV0FSRF9WQkxBTktfQUxXQVlTKTsKPj4gKwlpcnFzIHw9IF9NQVNLRURfQklUX0VOQUJMRShH RlhfSU5URVJSVVBUX1NURUVSSU5HKTsKPj4gKwlmb3JfZWFjaF9yaW5nKHJpbmcsIGRldl9wcml2 LCBpKQo+PiArCQlJOTE1X1dSSVRFKFJJTkdfTU9ERV9HRU43KHJpbmcpLCBpcnFzKTsKPj4gKwo+ PiArCS8qIHRlbGwgREUgdG8gc2VuZCAoYWxsKSBmbGlwX2RvbmUgdG8gR3VDICovCj4+ICsJaXJx cyA9IERFUlJNUl9QSVBFQV9QUklfRkxJUF9ET05FIHwgREVSUk1SX1BJUEVBX1NQUl9GTElQX0RP TkUgfAo+PiArCSAgICAgICBERVJSTVJfUElQRUJfUFJJX0ZMSVBfRE9ORSB8IERFUlJNUl9QSVBF Ql9TUFJfRkxJUF9ET05FIHwKPj4gKwkgICAgICAgREVSUk1SX1BJUEVDX1BSSV9GTElQX0RPTkUg fCBERVJSTVJfUElQRUNfU1BSX0ZMSVBfRE9ORTsKPj4gKwkvKiBVbm1hc2tlZCBiaXRzIHdpbGwg Y2F1c2UgR3VDIHJlc3BvbnNlIG1lc3NhZ2UgdG8gYmUgc2VudCAqLwo+PiArCUk5MTVfV1JJVEUo REVfR1VDUk1SLCB+aXJxcyk7Cj4+ICsKPj4gKwkvKiByb3V0ZSBVU0VSX0lOVEVSUlVQVCB0byBI b3N0LCBhbGwgb3RoZXJzIGFyZSBzZW50IHRvIEd1Qy4gKi8KPj4gKwlpcnFzID0gR1RfUkVOREVS X1VTRVJfSU5URVJSVVBUIDw8IEdFTjhfUkNTX0lSUV9TSElGVCB8Cj4+ICsJICAgICAgIEdUX1JF TkRFUl9VU0VSX0lOVEVSUlVQVCA8PCBHRU44X0JDU19JUlFfU0hJRlQ7Cj4+ICsJLyogVGhlc2Ug dGhyZWUgcmVnaXN0ZXJzIGhhdmUgdGhlIHNhbWUgYml0IGRlZmluaXRpb25zICovCiA+PiArCUk5 MTVfV1JJVEUoR1VDX0JDU19SQ1NfSUVSLCB+aXJxcyk7CiA+PiArCUk5MTVfV1JJVEUoR1VDX1ZD UzJfVkNTMV9JRVIsIH5pcnFzKTsKID4+ICsJSTkxNV9XUklURShHVUNfV0RfVkVDU19JRVIsIH5p cnFzKTsKID4+ICt9CiA+PiArCiA+Cj4gW1RPUjpdIFJlbGlhbmNlIG9uIHRoZSByZWdpc3RlcnMg aGF2aW5nIHRoZSBzYW1lIGJpdAo+IGRlZmluaXRpb25zIGRvZXMgbm90IHNlZW0gc2FmZS4gIEVh Y2ggb2YgdGhlIHRocmVlCj4gcmVnaXN0ZXJzIGhhcyBzaGlmdCBjb25zdGFudHMgZGVmaW5lZC4g IEkgd291bGQgZXhwZWN0Cj4gdGhlIHNoaWZ0IGNvbnN0YW50cyBmb3IgdGhlIHNlY29uZCBhbmQg dGhpcmQgcmVnaXN0ZXJzCj4gdG8gYmUgdXNlZCB3aGVuIHdyaXRpbmcgdGhvc2UgcmVnaXN0ZXJz Lgo+Cj4gQWxzbywgR1RfUkVOREVSX1VTRVJfSU5URVJSVVBUIHNlZW1zIHRvIGhhdmUgYmVlbiBk ZWZpbmVkCj4gZm9yIHVzZSB3aXRoIGEgZGlmZmVyZW50IHJlZ2lzdGVyIHRoYW4gdGhpcyBzZXQu Cj4KPiBPbiB0aGUgb3RoZXIgaGFuZCwgdGhpcyBjb2RlIGRvZXMgYWN0dWFsbHkgd3JpdGUgdGhl Cj4gY29ycmVjdCB2YWx1ZXMuCgpUaGUgaGVhZGVyIGZpbGUgdGhhdCBkZWZpbmVzIEdUX1JFTkRF Ul9VU0VSX0lOVEVSUlVQVCwgCkdFTjhfUkNTX0lSUV9TSElGVCBldCBhbC4gY29udGFpbnMgdGhp cyBjb21tZW50OgoKLyogT24gbW9kZXJuIEdFTiBhcmNoaXRlY3R1cmVzIGludGVycnVwdCBjb250 cm9sIGNvbnNpc3RzIG9mIHR3byBzZXRzCiAgKiBvZiByZWdpc3RlcnMuIFRoZSBmaXJzdCBzZXQg cGVydGFpbnMgdG8gdGhlIHJpbmcgZ2VuZXJhdGluZyB0aGUKICAqIGludGVycnVwdC4gVGhlIHNl Y29uZCBjb250cm9sIGlzIGZvciB0aGUgZnVuY3Rpb25hbCBibG9jayBnZW5lcmF0aW5nCiAgKiB0 aGUgaW50ZXJydXB0LiBUaGVzZSBhcmUgUE0sIEdULCBERSwgZXRjLgogICoKICAqIEx1Y2tpbHkg Kmtub2NrcyBvbiB3b29kKiBhbGwgdGhlIHJpbmcgaW50ZXJydXB0IGJpdHMgbWF0Y2ggdXAgd2l0 aAogICogdGhlIEdUIGludGVycnVwdCBiaXRzLCBzbyB3ZSBkb24ndCBuZWVkIHRvIGR1cGxpY2F0 ZSB0aGUgZGVmaW5lcy4KICAqCiAgKiBUaGVzZSBkZWZpbmVzIHNob3VsZCBjb3ZlciB1cyB3ZWxs IGZyb20gU05CLT5IU1cgd2l0aCBtaW5vcgogICogZXhjZXB0aW9ucyBpdCBjYW4gYWxzbyB3b3Jr IG9uIElMSy4KICAqLwoKUGVyIHRoZSBzZWNvbmQgcGFyYWdyYXBoLCB3ZSB1c2UgdGhlc2UgZGVm aW5lcyBldmVuIHRob3VnaCB0aGV5IGFwcGVhciAKdG8gcmVsYXRlIHRvIGEgZGlmZmVyZW50IChv bGRlcikgc2V0IG9mIHJlZ2lzdGVycy4KCkFsc28gdGhlIEJTcGVjIGRvZXNuJ3QgYWN0dWFsbHkg Y29udGFpbiBzZXBhcmF0ZSBkZWZpbml0aW9ucyBmb3IgdGhlc2UgCkd1Qy1yZWxhdGVkIGludGVy cnVwdCBjb250cm9sIHJlZ2lzdGVycywgYnV0IGluc3RlYWQgdGhleSBhbGwgcmVmZXIgdG8gCnRo ZSBleGlzdGluZyAiR1QgSW50ZXJydXB0IDAgRGVmaW5pdGlvbiIgcGFnZS4gU28gSSB0aGluayB3 ZSdyZSBzYWZlIAplbm91Z2ggYXNzdW1pbmcgZm9yIG5vdyB0aGF0IHRoZSBIL1cgd2lsbCBjb250 aW51ZSB0byB1c2UgdGhlIGV4aXN0aW5nIApsYXlvdXQgZm9yIGFsbCBJU1IvSU1SL0lJUi9JRVIg cmVnaXN0ZXJzOyB0aGF0IGlzLCB0d28gMTYtYml0IGZpZWxkcyAKcGFja2VkIGludG8gZWFjaCAz Mi1iaXQgcmVnaXN0ZXIsIHdpdGggZWFjaCBmaWVsZCByZWxhdGluZyB0byBhIHNwZWNpZmljIApp bnRlcnJ1cHQgc291cmNlLCBhbmQgY29ycmVzcG9uZGluZyBiaXRzIGluIGVhY2ggb2YgdGhlc2Ug ZmllbGRzIApjb250cm9sbGluZyB0aGUgc2FtZSB0eXBlIG9mIGludGVycnVwdC4gQnV0IEkgZGlk IGNvbnNpZGVyIGl0IGFuIAphc3N1bXB0aW9uIHRoYXQgcmVxdWlyZWQgYSBjb21tZW50IDopCgpJ ZiBhIGZ1dHVyZSBjaGlwIGhhcyBhIGRpZmZlcmVudCBzZXQgb2YgaW50ZXJydXB0IHJlZ2lzdGVy cyBvciBldmVuIGp1c3QgCmFkZGl0aW9uYWwgZW5naW5lcyB0aGlzIGNvZGUgd2lsbCBuZWVkIHRv IGJlIHVwZGF0ZWQgYW55d2F5LCBzbyB0aGUgCmNvbW1lbnQgc2hvdWxkIGFsZXJ0IGFueW9uZSBt b2RpZnlpbmcgdGhpcyB0byBjaGVjayB0aGF0IHRoZSBhc3N1bXB0aW9uIAppcyBzdGlsbCB2YWxp ZC4KClNvIGlmIHlvdSBkb24ndCBtaW5kLCBJJ20gZ29pbmcgdG8gbGVhdmUgdGhpcyB1bmNoYW5n ZWQuCgouRGF2ZS4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4 Cg==