From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Price Subject: Re: [PATCH v2 3/8] drm/panfrost: Hold runtime PM reference until jobs complete Date: Fri, 23 Aug 2019 15:50:55 +0100 Message-ID: <2d4febdb-4db8-7e69-7798-9fea67c1cc8e@arm.com> References: <20190823021216.5862-1-robh@kernel.org> <20190823021216.5862-4-robh@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by gabe.freedesktop.org (Postfix) with ESMTP id CEF536ECB3 for ; Fri, 23 Aug 2019 14:50:58 +0000 (UTC) In-Reply-To: <20190823021216.5862-4-robh@kernel.org> Content-Language: en-GB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Rob Herring , dri-devel@lists.freedesktop.org Cc: Tomeu Vizoso , Maxime Ripard , Robin Murphy , David Airlie , Boris Brezillon , Alyssa Rosenzweig , Sean Paul List-Id: dri-devel@lists.freedesktop.org T24gMjMvMDgvMjAxOSAwMzoxMiwgUm9iIEhlcnJpbmcgd3JvdGU6Cj4gRG9pbmcgYSBwbV9ydW50 aW1lX3B1dCBhcyBzb29uIGFzIGEgam9iIGlzIHN1Ym1pdHRlZCBpcyB3cm9uZyBhcyBpdCBzaG91 bGQKPiBub3QgaGFwcGVuIHVudGlsIHRoZSBqb2IgY29tcGxldGVzLiBJdCB3b3JrcyBiZWNhdXNl IHdlIGFyZSByZWx5aW5nIG9uIHRoZQo+IGF1dG9zdXNwZW5kIHRpbWVvdXQgdG8ga2VlcCB0aGUg aC93IGVuYWJsZWQuCj4gCj4gQ2M6IFRvbWV1IFZpem9zbyA8dG9tZXUudml6b3NvQGNvbGxhYm9y YS5jb20+Cj4gQ2M6IFN0ZXZlbiBQcmljZSA8c3RldmVuLnByaWNlQGFybS5jb20+Cj4gQ2M6IEFs eXNzYSBSb3Nlbnp3ZWlnIDxhbHlzc2Eucm9zZW56d2VpZ0Bjb2xsYWJvcmEuY29tPgo+IENjOiBE YXZpZCBBaXJsaWUgPGFpcmxpZWRAbGludXguaWU+Cj4gQ2M6IERhbmllbCBWZXR0ZXIgPGRhbmll bEBmZndsbC5jaD4KPiBTaWduZWQtb2ZmLWJ5OiBSb2IgSGVycmluZyA8cm9iaEBrZXJuZWwub3Jn PgoKTmljZSBmaW5kLCBidXQgSSdtIGEgYml0IHdvcnJpZWQgYWJvdXQgb25lIHRoaW5nLgoKPiAt LS0KPiB2MjogbmV3IHBhdGNoCj4gCj4gICBkcml2ZXJzL2dwdS9kcm0vcGFuZnJvc3QvcGFuZnJv c3Rfam9iLmMgfCAxNiArKysrKysrKystLS0tLS0tCj4gICAxIGZpbGUgY2hhbmdlZCwgOSBpbnNl cnRpb25zKCspLCA3IGRlbGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vcGFuZnJvc3QvcGFuZnJvc3Rfam9iLmMgYi9kcml2ZXJzL2dwdS9kcm0vcGFuZnJvc3QvcGFu ZnJvc3Rfam9iLmMKPiBpbmRleCAwNWM4NWY0NWEwZGUuLjgwYzljYWI5YTAxYiAxMDA2NDQKPiAt LS0gYS9kcml2ZXJzL2dwdS9kcm0vcGFuZnJvc3QvcGFuZnJvc3Rfam9iLmMKPiArKysgYi9kcml2 ZXJzL2dwdS9kcm0vcGFuZnJvc3QvcGFuZnJvc3Rfam9iLmMKPiBAQCAtMTUxLDcgKzE1MSw3IEBA IHN0YXRpYyB2b2lkIHBhbmZyb3N0X2pvYl9od19zdWJtaXQoc3RydWN0IHBhbmZyb3N0X2pvYiAq am9iLCBpbnQganMpCj4gICAJCXJldHVybjsKPiAgIAo+ICAgCWlmIChXQVJOX09OKGpvYl9yZWFk KHBmZGV2LCBKU19DT01NQU5EX05FWFQoanMpKSkpCj4gLQkJZ290byBlbmQ7Cj4gKwkJcmV0dXJu Owo+ICAgCj4gICAJY2ZnID0gcGFuZnJvc3RfbW11X2FzX2dldChwZmRldiwgJmpvYi0+ZmlsZV9w cml2LT5tbXUpOwo+ICAgCj4gQEAgLTE4NywxMCArMTg3LDYgQEAgc3RhdGljIHZvaWQgcGFuZnJv c3Rfam9iX2h3X3N1Ym1pdChzdHJ1Y3QgcGFuZnJvc3Rfam9iICpqb2IsIGludCBqcykKPiAgIAlq b2Jfd3JpdGUocGZkZXYsIEpTX0NPTU1BTkRfTkVYVChqcyksIEpTX0NPTU1BTkRfU1RBUlQpOwo+ ICAgCj4gICAJc3Bpbl91bmxvY2tfaXJxcmVzdG9yZSgmcGZkZXYtPmh3YWNjZXNzX2xvY2ssIGZs YWdzKTsKPiAtCj4gLWVuZDoKPiAtCXBtX3J1bnRpbWVfbWFya19sYXN0X2J1c3kocGZkZXYtPmRl dik7Cj4gLQlwbV9ydW50aW1lX3B1dF9hdXRvc3VzcGVuZChwZmRldi0+ZGV2KTsKPiAgIH0KPiAg IAo+ICAgc3RhdGljIHZvaWQgcGFuZnJvc3RfYWNxdWlyZV9vYmplY3RfZmVuY2VzKHN0cnVjdCBk cm1fZ2VtX29iamVjdCAqKmJvcywKPiBAQCAtMzg4LDkgKzM4NCwxMyBAQCBzdGF0aWMgdm9pZCBw YW5mcm9zdF9qb2JfdGltZWRvdXQoc3RydWN0IGRybV9zY2hlZF9qb2IgKnNjaGVkX2pvYikKPiAg IAo+ICAgCW11dGV4X2xvY2soJnBmZGV2LT5yZXNldF9sb2NrKTsKPiAgIAo+IC0JZm9yIChpID0g MDsgaSA8IE5VTV9KT0JfU0xPVFM7IGkrKykKPiArCWZvciAoaSA9IDA7IGkgPCBOVU1fSk9CX1NM T1RTOyBpKyspIHsKPiAgIAkJZHJtX3NjaGVkX3N0b3AoJnBmZGV2LT5qcy0+cXVldWVbaV0uc2No ZWQsIHNjaGVkX2pvYik7Cj4gLQo+ICsJCWlmIChwZmRldi0+am9ic1tpXSkgewo+ICsJCQlwbV9y dW50aW1lX3B1dF9ub2lkbGUocGZkZXYtPmRldik7Cj4gKwkJCXBmZGV2LT5qb2JzW2ldID0gTlVM TDsKCkkgY2FuJ3Qgc2VlIHdoYXQgcHJldmVudHMgdGhpcyByYWNpbmcgd2l0aCBwYW5mcm9zdF9q b2JfaXJxX2hhbmRsZXIoKSAtIAp0aGUgam9iIGNvdWxkIGJlIGNvbXBsZXRpbmcgYXQgdGhlIHNh bWUgdGltZSBhcyB3ZSBhc3NpZ24gTlVMTC4gVGhlbiAKcGFuZnJvc3Rfam9iX2lycV9oYW5kbGVy KCkgd2lsbCBoYXBwaWx5IGRlcmVmZXJlbmNlIHRoZSBOVUxMIHBvaW50ZXIuLi4KCkFkbWl0dGVk bHkgdGhpcyBwYXRjaCBpcyBhbiBpbXByb3ZlbWVudCBvdmVyIHRoZSBzaXR1YXRpb24gYmVmb3Jl IDopCgpTdGV2ZQoKPiArCQl9Cj4gKwl9Cj4gICAJaWYgKHNjaGVkX2pvYikKPiAgIAkJZHJtX3Nj aGVkX2luY3JlYXNlX2thcm1hKHNjaGVkX2pvYik7Cj4gICAKPiBAQCAtNDU1LDcgKzQ1NSw5IEBA IHN0YXRpYyBpcnFyZXR1cm5fdCBwYW5mcm9zdF9qb2JfaXJxX2hhbmRsZXIoaW50IGlycSwgdm9p ZCAqZGF0YSkKPiAgIAkJCXBmZGV2LT5qb2JzW2pdID0gTlVMTDsKPiAgIAkJCXBhbmZyb3N0X21t dV9hc19wdXQocGZkZXYsICZqb2ItPmZpbGVfcHJpdi0+bW11KTsKPiAgIAkJCXBhbmZyb3N0X2Rl dmZyZXFfcmVjb3JkX3RyYW5zaXRpb24ocGZkZXYsIGopOwo+ICsKPiAgIAkJCWRtYV9mZW5jZV9z aWduYWwoam9iLT5kb25lX2ZlbmNlKTsKPiArCQkJcG1fcnVudGltZV9wdXRfYXV0b3N1c3BlbmQo cGZkZXYtPmRldik7Cj4gICAJCX0KPiAgIAo+ICAgCQlzdGF0dXMgJj0gfm1hc2s7Cj4gCgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFp bGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWw=