From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Subject: Re: [PATCH] drm/i915/byt: Take powerwell for
	reading	PIPESTAT in debugfs
Date: Fri, 10 Feb 2017 15:41:46 +0200
Message-ID: <8737fmqi1x.fsf@gaia.fi.intel.com>
References: <20170210133632.16946-1-chris@chris-wilson.co.uk>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga14.intel.com (mga14.intel.com [192.55.52.115])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 45D546ECEA
 for <intel-gfx@lists.freedesktop.org>; Fri, 10 Feb 2017 13:43:17 +0000 (UTC)
In-Reply-To: <20170210133632.16946-1-chris@chris-wilson.co.uk>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Chris Wilson <chris@chris-wilson.co.uk>, intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org

Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gWzEyNDkz
LjY5MzgyN10gV0FSTklORzogQ1BVOiAxIFBJRDogMTQ4NjAgYXQgZHJpdmVycy9ncHUvZHJtL2k5
MTUvaW50ZWxfdW5jb3JlLmM6Nzk1IF9fdW5jbGFpbWVkX3JlZ19kZWJ1ZysweDVkLzB4ODAgW2k5
MTVdCj4gWzEyNDkzLjY5Mzg2OF0gVW5jbGFpbWVkIHJlYWQgZnJvbSByZWdpc3RlciAweDFmMDAy
NAo+IFsxMjQ5My42OTM5MDVdIE1vZHVsZXMgbGlua2VkIGluOiB2Z2VtIGk5MTUgZHJtX2ttc19o
ZWxwZXIgZHJtIGludGVsX2d0dCBpMmNfYWxnb19iaXQgc3lzY29weWFyZWEgc3lzZmlsbHJlY3Qg
c3lzaW1nYmx0IGZiX3N5c19mb3BzIHByaW1lX251bWJlcnMgaW50ZWxfcG93ZXJjbGFtcCBjcmN0
MTBkaWZfcGNsbXVsIGNyYzMyX3BjbG11bCBjcmMzMmNfaW50ZWwgZ2hhc2hfY2xtdWxuaV9pbnRl
bCBjcnlwdGQgbHBjX2ljaCBpMmNfaTgwMSBtZmRfY29yZSB2aWRlbyBpMmNfZGVzaWdud2FyZV9w
bGF0Zm9ybSBpMmNfZGVzaWdud2FyZV9jb3JlIGkyY19jb3JlIGJ1dHRvbiBhdXRvZnM0IHNkX21v
ZCBhaGNpIGxpYmFoY2kgbGliYXRhIHNjc2lfbW9kIFtsYXN0IHVubG9hZGVkOiBpOTE1XQo+IFsx
MjQ5My42OTQwMzldIENQVTogMSBQSUQ6IDE0ODYwIENvbW06IGludGVsLWdwdS1vdmVybCBUYWlu
dGVkOiBHICAgICBVICAgICAgICAgIDQuMTAuMC1yYzcrICMxMQo+IFsxMjQ5My42OTQwNzldIEhh
cmR3YXJlIG5hbWU6IEdJR0FCWVRFIEdCLUJYQlQtMTkwMC9NWkJBWUFCLTAwLCBCSU9TIEY4IDAz
LzAyLzIwMTYKPiBbMTI0OTMuNjk0MTIxXSBDYWxsIFRyYWNlOgo+IFsxMjQ5My42OTQxNjldICBk
dW1wX3N0YWNrKzB4NjcvMHg5ZAo+IFsxMjQ5My42OTQyMzVdICBfX3dhcm4rMHgxMTcvMHgxNDAK
PiBbMTI0OTMuNjk0Mjg4XSAgd2Fybl9zbG93cGF0aF9mbXQrMHg0Zi8weDYwCj4gWzEyNDkzLjY5
NDM0NF0gID8gZG9fcmF3X3NwaW5fbG9jaysweDExNi8weDE4MAo+IFsxMjQ5My42OTQ1MzNdICA/
IGNoZWNrX2Zvcl91bmNsYWltZWRfbW1pbysweDk4LzB4ZTAgW2k5MTVdCj4gWzEyNDkzLjY5NDcy
N10gIF9fdW5jbGFpbWVkX3JlZ19kZWJ1ZysweDVkLzB4ODAgW2k5MTVdCj4gWzEyNDkzLjY5NDky
M10gIGZ3dGFibGVfcmVhZDMyKzB4MmM1LzB4MzMwIFtpOTE1XQo+IFsxMjQ5My42OTUxMDhdICBp
OTE1X2ludGVycnVwdF9pbmZvKzB4ZDUyLzB4ZjgwIFtpOTE1XQo+IFsxMjQ5My42OTUzMDJdICA/
IGdlbjZfd3JpdGUxNisweDMxMC8weDMxMCBbaTkxNV0KPiBbMTI0OTMuNjk1MzU3XSAgc2VxX3Jl
YWQrMHgxODcvMHg3MTAKPiBbMTI0OTMuNjk1NDEyXSAgZnVsbF9wcm94eV9yZWFkKzB4NzUvMHhj
MAo+IFsxMjQ5My42OTU0NzJdICBfX3Zmc19yZWFkKzB4NWEvMHgyMjAKPiBbMTI0OTMuNjk1NTI0
XSAgPyBrbWVtX2NhY2hlX2ZyZWUrMHg2Yy8weDI2MAo+IFsxMjQ5My42OTU1NzddICA/IHB1dG5h
bWUrMHg5Ny8weGEwCj4gWzEyNDkzLjY5NTYyOV0gID8gcHV0bmFtZSsweDk3LzB4YTAKPiBbMTI0
OTMuNjk1NjgyXSAgPyByY3VfcmVhZF9sb2NrX3NjaGVkX2hlbGQrMHhiOC8weGQwCj4gWzEyNDkz
LjY5NTczNV0gID8gcndfdmVyaWZ5X2FyZWErMHg2NS8weDE0MAo+IFsxMjQ5My42OTU3ODddICB2
ZnNfcmVhZCsweGQxLzB4MWYwCj4gWzEyNDkzLjY5NTg0MF0gIFN5U19yZWFkKzB4NjIvMHhjMAo+
IFsxMjQ5My42OTU4OTNdICBlbnRyeV9TWVNDQUxMXzY0X2Zhc3RwYXRoKzB4MWMvMHhiMQo+IFsx
MjQ5My42OTU5NDNdIFJJUDogMDAzMzoweDdmODJkY2E5OWJhMAo+IFsxMjQ5My42OTU5ODVdIFJT
UDogMDAyYjowMDAwN2ZmYzBiZGZkNGY4IEVGTEFHUzogMDAwMDAyNDYgT1JJR19SQVg6IDAwMDAw
MDAwMDAwMDAwMDAKPiBbMTI0OTMuNjk2MDMxXSBSQVg6IGZmZmZmZmZmZmZmZmZmZGEgUkJYOiAw
MDAwN2ZmYzBiZTAwNWEwIFJDWDogMDAwMDdmODJkY2E5OWJhMAo+IFsxMjQ5My42OTYwNzNdIFJE
WDogMDAwMDAwMDAwMDAwMWZmZiBSU0k6IDAwMDA3ZmZjMGJkZmQ1MDAgUkRJOiAwMDAwMDAwMDAw
MDAwMDFhCj4gWzEyNDkzLjY5NjExNV0gUkJQOiBmZmZmZmZmZjgxMGZiNjM5IFIwODogMzAyZjY5
NzI2NDJmNjc3NSBSMDk6IDAwMDA3ZjgyZGNhMDk5OWEKPiBbMTI0OTMuNjk2MTU3XSBSMTA6IDAw
MDA3ZjgyZGNkNjI3NjAgUjExOiAwMDAwMDAwMDAwMDAwMjQ2IFIxMjogZmZmZjg4MDA2OWExN2Y5
OAo+IFsxMjQ5My42OTYxOTldIFIxMzogMDAwMDdmZmMwYmRmZDQyOCBSMTQ6IDAwMDAwMDAwMDAw
MDAwMDMgUjE1OiAwMDAwN2ZmYzBiZGZkNDI4Cj4gWzEyNDkzLjY5NjI1MF0gID8gdHJhY2VfaGFy
ZGlycXNfb2ZmX2NhbGxlcisweGQ5LzB4MTMwCj4gWzEyNDkzLjY5NjMwMF0gLS0tWyBlbmQgdHJh
Y2UgNTJjY2Y0ZDM5NzkzY2M1OSBdLS0tCj4KPiBCdWd6aWxsYTogaHR0cHM6Ly9idWdzLmZyZWVk
ZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9OTk3NjEKPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBX
aWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KClJldmlld2VkLWJ5OiBNaWthIEt1b3Bw
YWxhIDxtaWthLmt1b3BwYWxhQGludGVsLmNvbT4KCj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9p
OTE1L2k5MTVfZGVidWdmcy5jIHwgMTQgKysrKysrKysrKysrKy0KPiAgMSBmaWxlIGNoYW5nZWQs
IDEzIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJz
L2dwdS9kcm0vaTkxNS9pOTE1X2RlYnVnZnMuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVf
ZGVidWdmcy5jCj4gaW5kZXggOGFiOGIxNWYzNDYxLi45MDMwY2Y5OTYxZDcgMTAwNjQ0Cj4gLS0t
IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMKPiArKysgYi9kcml2ZXJzL2dw
dS9kcm0vaTkxNS9pOTE1X2RlYnVnZnMuYwo+IEBAIC04ODEsMTAgKzg4MSwyMiBAQCBzdGF0aWMg
aW50IGk5MTVfaW50ZXJydXB0X2luZm8oc3RydWN0IHNlcV9maWxlICptLCB2b2lkICpkYXRhKQo+
ICAJCQkgICBJOTE1X1JFQUQoVkxWX0lJUl9SVykpOwo+ICAJCXNlcV9wcmludGYobSwgIkRpc3Bs
YXkgSU1SOlx0JTA4eFxuIiwKPiAgCQkJICAgSTkxNV9SRUFEKFZMVl9JTVIpKTsKPiAtCQlmb3Jf
ZWFjaF9waXBlKGRldl9wcml2LCBwaXBlKQo+ICsJCWZvcl9lYWNoX3BpcGUoZGV2X3ByaXYsIHBp
cGUpIHsKPiArCQkJZW51bSBpbnRlbF9kaXNwbGF5X3Bvd2VyX2RvbWFpbiBwb3dlcl9kb21haW47
Cj4gKwo+ICsJCQlwb3dlcl9kb21haW4gPSBQT1dFUl9ET01BSU5fUElQRShwaXBlKTsKPiArCQkJ
aWYgKCFpbnRlbF9kaXNwbGF5X3Bvd2VyX2dldF9pZl9lbmFibGVkKGRldl9wcml2LAo+ICsJCQkJ
CQkJCXBvd2VyX2RvbWFpbikpIHsKPiArCQkJCXNlcV9wcmludGYobSwgIlBpcGUgJWMgcG93ZXIg
ZGlzYWJsZWRcbiIsCj4gKwkJCQkJICAgcGlwZV9uYW1lKHBpcGUpKTsKPiArCQkJCWNvbnRpbnVl
Owo+ICsJCQl9Cj4gKwo+ICAJCQlzZXFfcHJpbnRmKG0sICJQaXBlICVjIHN0YXQ6XHQlMDh4XG4i
LAo+ICAJCQkJICAgcGlwZV9uYW1lKHBpcGUpLAo+ICAJCQkJICAgSTkxNV9SRUFEKFBJUEVTVEFU
KHBpcGUpKSk7Cj4gKwkJCWludGVsX2Rpc3BsYXlfcG93ZXJfcHV0KGRldl9wcml2LCBwb3dlcl9k
b21haW4pOwo+ICsJCX0KPiAgCj4gIAkJc2VxX3ByaW50ZihtLCAiTWFzdGVyIElFUjpcdCUwOHhc
biIsCj4gIAkJCSAgIEk5MTVfUkVBRChWTFZfTUFTVEVSX0lFUikpOwo+IC0tIAo+IDIuMTEuMAo+
Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRl
bC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0
dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cl9f
X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBt
YWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3Rz
LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=