From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH v2 12/12] drm/i915: Read out memory type Date: Tue, 05 Mar 2019 18:35:26 +0200 Message-ID: <87sgw1b7ox.fsf@intel.com> References: <20190225202907.731-13-ville.syrjala@linux.intel.com> <20190226175748.15625-1-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6AF7189F82 for ; Tue, 5 Mar 2019 16:33:17 +0000 (UTC) In-Reply-To: <20190226175748.15625-1-ville.syrjala@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Ville Syrjala , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCAyNiBGZWIgMjAxOSwgVmlsbGUgU3lyamFsYSA8dmlsbGUuc3lyamFsYUBsaW51eC5p bnRlbC5jb20+IHdyb3RlOgo+IEZyb206IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBs aW51eC5pbnRlbC5jb20+Cj4KPiBXZSdsbCBuZWVkIHRvIGtub3cgdGhlIG1lbW9yeSB0eXBlIGlu IHRoZSBzeXN0ZW0gZm9yIHNvbWUKPiBiYW5kd2lkdGggbGltaXRhdGlvbnMgYW5kIHdoYXRub3Qu IExldCdzIHJlYWQgdGhhdCBvdXQgb24KPiBnZW45Ky4KPgo+IHYyOiBSZWJhc2UKPgo+IFNpZ25l ZC1vZmYtYnk6IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+ Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMgfCA4NCArKysrKysrKysr KysrKysrKysrKysrKysrKysrKysrLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYu aCB8ICA3ICsrKwo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oIHwgMTMgKysrKysK PiAgMyBmaWxlcyBjaGFuZ2VkLCAxMDAgaW5zZXJ0aW9ucygrKSwgNCBkZWxldGlvbnMoLSkKPgo+ IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5jIGIvZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9kcnYuYwo+IGluZGV4IDQ3ZDFhODczNGYyZC4uMDNhZDlhOGUzMmY0 IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMKPiArKysgYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5jCj4gQEAgLTEwNjgsNiArMTA2OCwyNiBAQCBz dGF0aWMgdm9pZCBpbnRlbF9zYW5pdGl6ZV9vcHRpb25zKHN0cnVjdCBkcm1faTkxNV9wcml2YXRl ICpkZXZfcHJpdikKPiAgCWludGVsX2d2dF9zYW5pdGl6ZV9vcHRpb25zKGRldl9wcml2KTsKPiAg fQo+ICAKPiArI2RlZmluZSBEUkFNX1RZUEVfU1RSKHR5cGUpIFtJTlRFTF9EUkFNXyAjIyB0eXBl XSA9ICN0eXBlCj4gKwo+ICtzdGF0aWMgY29uc3QgY2hhciAqaW50ZWxfZHJhbV90eXBlX3N0cihl bnVtIGludGVsX2RyYW1fdHlwZSB0eXBlKQo+ICt7Cj4gKwlzdGF0aWMgY29uc3QgY2hhciAqIGNv bnN0IHN0cltdID0gewo+ICsJCURSQU1fVFlQRV9TVFIoVU5LTk9XTiksCj4gKwkJRFJBTV9UWVBF X1NUUihERFIzKSwKPiArCQlEUkFNX1RZUEVfU1RSKEREUjQpLAo+ICsJCURSQU1fVFlQRV9TVFIo TFBERFIzKSwKPiArCQlEUkFNX1RZUEVfU1RSKExQRERSNCksCj4gKwl9Owo+ICsKPiArCWlmICh0 eXBlID49IEFSUkFZX1NJWkUoc3RyKSkKPiArCQl0eXBlID0gSU5URUxfRFJBTV9VTktOT1dOOwo+ ICsKPiArCXJldHVybiBzdHJbdHlwZV07Cj4gK30KPiArCj4gKyN1bmRlZiBEUkFNX1RZUEVfU1RS Cj4gKwo+ICBzdGF0aWMgaW50IGludGVsX2RpbW1fbnVtX2RldmljZXMoY29uc3Qgc3RydWN0IGRy YW1fZGltbV9pbmZvICpkaW1tKQo+ICB7Cj4gIAlyZXR1cm4gZGltbS0+cmFua3MgKiA2NCAvIChk aW1tLT53aWR0aCA/OiAxKTsKPiBAQCAtMTI1Miw2ICsxMjcyLDI4IEBAIHNrbF9kcmFtX2dldF9j aGFubmVsc19pbmZvKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiAgCXJldHVy biAwOwo+ICB9Cj4gIAo+ICtzdGF0aWMgZW51bSBpbnRlbF9kcmFtX3R5cGUKPiArc2tsX2dldF9k cmFtX3R5cGUoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICt7Cj4gKwl1MzIg dmFsOwo+ICsKPiArCXZhbCA9IEk5MTVfUkVBRChTS0xfTUFEX0lOVEVSX0NIQU5ORUxfMF8wXzBf TUNIQkFSX01DTUFJTik7Cj4gKwo+ICsJc3dpdGNoICh2YWwgJiBTS0xfRFJBTV9ERFJfVFlQRV9N QVNLKSB7Cj4gKwljYXNlIFNLTF9EUkFNX0REUl9UWVBFX0REUjM6Cj4gKwkJcmV0dXJuIElOVEVM X0RSQU1fRERSMzsKPiArCWNhc2UgU0tMX0RSQU1fRERSX1RZUEVfRERSNDoKPiArCQlyZXR1cm4g SU5URUxfRFJBTV9ERFI0Owo+ICsJY2FzZSBTS0xfRFJBTV9ERFJfVFlQRV9MUEREUjM6Cj4gKwkJ cmV0dXJuIElOVEVMX0RSQU1fTFBERFIzOwo+ICsJY2FzZSBTS0xfRFJBTV9ERFJfVFlQRV9MUERE UjQ6Cj4gKwkJcmV0dXJuIElOVEVMX0RSQU1fTFBERFI0Owo+ICsJZGVmYXVsdDoKPiArCQlNSVNT SU5HX0NBU0UodmFsKTsKPiArCQlyZXR1cm4gSU5URUxfRFJBTV9VTktOT1dOOwo+ICsJfQo+ICt9 Cj4gKwo+ICBzdGF0aWMgaW50Cj4gIHNrbF9nZXRfZHJhbV9pbmZvKHN0cnVjdCBkcm1faTkxNV9w cml2YXRlICpkZXZfcHJpdikKPiAgewo+IEBAIC0xMjU5LDYgKzEzMDEsOSBAQCBza2xfZ2V0X2Ry YW1faW5mbyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj4gIAl1MzIgbWVtX2Zy ZXFfa2h6LCB2YWw7Cj4gIAlpbnQgcmV0Owo+ICAKPiArCWRyYW1faW5mby0+dHlwZSA9IHNrbF9n ZXRfZHJhbV90eXBlKGRldl9wcml2KTsKPiArCURSTV9ERUJVR19LTVMoIkRSQU0gdHlwZTogJXNc biIsIGludGVsX2RyYW1fdHlwZV9zdHIoZHJhbV9pbmZvLT50eXBlKSk7Cj4gKwo+ICAJcmV0ID0g c2tsX2RyYW1fZ2V0X2NoYW5uZWxzX2luZm8oZGV2X3ByaXYpOwo+ICAJaWYgKHJldCkKPiAgCQly ZXR1cm4gcmV0Owo+IEBAIC0xMzI0LDYgKzEzNjksMjYgQEAgc3RhdGljIGludCBieHRfZ2V0X2Rp bW1fcmFua3ModTMyIHZhbCkKPiAgCX0KPiAgfQo+ICAKPiArc3RhdGljIGVudW0gaW50ZWxfZHJh bV90eXBlIGJ4dF9nZXRfZGltbV90eXBlKHUzMiB2YWwpCj4gK3sKPiArCWlmICghYnh0X2dldF9k aW1tX3NpemUodmFsKSkKPiArCQlyZXR1cm4gSU5URUxfRFJBTV9VTktOT1dOOwo+ICsKPiArCXN3 aXRjaCAodmFsICYgQlhUX0RSQU1fVFlQRV9NQVNLKSB7Cj4gKwljYXNlIEJYVF9EUkFNX1RZUEVf RERSMzoKPiArCQlyZXR1cm4gSU5URUxfRFJBTV9ERFIzOwo+ICsJY2FzZSBCWFRfRFJBTV9UWVBF X0xQRERSMzoKPiArCQlyZXR1cm4gSU5URUxfRFJBTV9MUEREUjM7Cj4gKwljYXNlIEJYVF9EUkFN X1RZUEVfRERSNDoKPiArCQlyZXR1cm4gSU5URUxfRFJBTV9ERFI0Owo+ICsJY2FzZSBCWFRfRFJB TV9UWVBFX0xQRERSNDoKPiArCQlyZXR1cm4gSU5URUxfRFJBTV9MUEREUjQ7Cj4gKwlkZWZhdWx0 Ogo+ICsJCU1JU1NJTkdfQ0FTRSh2YWwpOwo+ICsJCXJldHVybiBJTlRFTF9EUkFNX1VOS05PV047 Cj4gKwl9Cj4gK30KPiArCj4gIHN0YXRpYyB2b2lkIGJ4dF9nZXRfZGltbV9pbmZvKHN0cnVjdCBk cmFtX2RpbW1faW5mbyAqZGltbSwKPiAgCQkJICAgICAgdTMyIHZhbCkKPiAgewo+IEBAIC0xMzY2 LDYgKzE0MzEsNyBAQCBieHRfZ2V0X2RyYW1faW5mbyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAq ZGV2X3ByaXYpCj4gIAkgKi8KPiAgCWZvciAoaSA9IEJYVF9EX0NSX0RSUDBfRFVOSVRfU1RBUlQ7 IGkgPD0gQlhUX0RfQ1JfRFJQMF9EVU5JVF9FTkQ7IGkrKykgewo+ICAJCXN0cnVjdCBkcmFtX2Rp bW1faW5mbyBkaW1tOwo+ICsJCWVudW0gaW50ZWxfZHJhbV90eXBlIHR5cGU7Cj4gIAo+ICAJCXZh bCA9IEk5MTVfUkVBRChCWFRfRF9DUl9EUlAwX0RVTklUKGkpKTsKPiAgCQlpZiAodmFsID09IDB4 RkZGRkZGRkYpCj4gQEAgLTEzNzQsMTAgKzE0NDAsMTYgQEAgYnh0X2dldF9kcmFtX2luZm8oc3Ry dWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICAJCWRyYW1faW5mby0+bnVtX2NoYW5u ZWxzKys7Cj4gIAo+ICAJCWJ4dF9nZXRfZGltbV9pbmZvKCZkaW1tLCB2YWwpOwo+ICsJCXR5cGUg PSBieHRfZ2V0X2RpbW1fdHlwZSh2YWwpOwo+ICsKPiArCQlXQVJOX09OKHR5cGUgIT0gSU5URUxf RFJBTV9VTktOT1dOICYmCj4gKwkJCWRyYW1faW5mby0+dHlwZSAhPSBJTlRFTF9EUkFNX1VOS05P V04gJiYKPiArCQkJZHJhbV9pbmZvLT50eXBlICE9IHR5cGUpOwo+ICAKPiAtCQlEUk1fREVCVUdf S01TKCJDSCVkIERJTU0gc2l6ZTogJWQgR0IsIHdpZHRoOiBYJWQsIHJhbmtzOiAlZFxuIiwKPiAr CQlEUk1fREVCVUdfS01TKCJDSCVkIERJTU0gc2l6ZTogJSBkR0IsIHdpZHRoOiBYJWQsIHJhbmtz OiAlZCwgdHlwZTogJXNcbiIsCj4gIAkJCSAgICAgIGkgLSBCWFRfRF9DUl9EUlAwX0RVTklUX1NU QVJULAo+IC0JCQkgICAgICBkaW1tLnNpemUsIGRpbW0ud2lkdGgsIGRpbW0ucmFua3MpOwo+ICsJ CQkgICAgICBkaW1tLnNpemUsIGRpbW0ud2lkdGgsIGRpbW0ucmFua3MsCj4gKwkJCSAgICAgIGlu dGVsX2RyYW1fdHlwZV9zdHIodHlwZSkpOwo+ICAKPiAgCQkvKgo+ICAJCSAqIElmIGFueSBvZiB0 aGUgY2hhbm5lbCBpcyBzaW5nbGUgcmFuayBjaGFubmVsLAo+IEBAIC0xMzg4LDEwICsxNDYwLDE0 IEBAIGJ4dF9nZXRfZHJhbV9pbmZvKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikK PiAgCQkJZHJhbV9pbmZvLT5yYW5rcyA9IGRpbW0ucmFua3M7Cj4gIAkJZWxzZSBpZiAoZGltbS5y YW5rcyA9PSAxKQo+ICAJCQlkcmFtX2luZm8tPnJhbmtzID0gMTsKPiArCj4gKwkJaWYgKHR5cGUg IT0gSU5URUxfRFJBTV9VTktOT1dOKQo+ICsJCQlkcmFtX2luZm8tPnR5cGUgPSB0eXBlOwo+ICAJ fQo+ICAKPiAtCWlmIChkcmFtX2luZm8tPnJhbmtzID09IDApIHsKPiAtCQlEUk1fSU5GTygiY291 bGRuJ3QgZ2V0IG1lbW9yeSByYW5rIGluZm9ybWF0aW9uXG4iKTsKPiArCWlmIChkcmFtX2luZm8t PnR5cGUgPT0gSU5URUxfRFJBTV9VTktOT1dOIHx8Cj4gKwkgICAgZHJhbV9pbmZvLT5yYW5rcyA9 PSAwKSB7Cj4gKwkJRFJNX0lORk8oImNvdWxkbid0IGdldCBtZW1vcnkgaW5mb3JtYXRpb25cbiIp Owo+ICAJCXJldHVybiAtRUlOVkFMOwo+ICAJfQo+ICAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgK PiBpbmRleCA4OTg4MWI2OGRjYjQuLjY3YTI4M2FkNTRiMSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkx NV9kcnYuaAo+IEBAIC0xODM2LDYgKzE4MzYsMTMgQEAgc3RydWN0IGRybV9pOTE1X3ByaXZhdGUg ewo+ICAJCXU4IHJhbmtzOwo+ICAJCXUzMiBiYW5kd2lkdGhfa2JwczsKPiAgCQlib29sIHN5bW1l dHJpY19tZW1vcnk7Cj4gKwkJZW51bSBpbnRlbF9kcmFtX3R5cGUgewo+ICsJCQlJTlRFTF9EUkFN X1VOS05PV04sCj4gKwkJCUlOVEVMX0RSQU1fRERSMywKPiArCQkJSU5URUxfRFJBTV9ERFI0LAo+ ICsJCQlJTlRFTF9EUkFNX0xQRERSMywKPiArCQkJSU5URUxfRFJBTV9MUEREUjQKPiArCQl9IHR5 cGU7Cj4gIAl9IGRyYW1faW5mbzsKPiAgCj4gIAlzdHJ1Y3QgaTkxNV9ydW50aW1lX3BtIHJ1bnRp bWVfcG07Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmggYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlZy5oCj4gaW5kZXggYjM1YjAyMjA3NjRmLi4xYTY5 MDQxNzZmYzYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZWcuaAo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVnLmgKPiBAQCAtOTg1OSwxMSArOTg1 OSwyNCBAQCBlbnVtIHNrbF9wb3dlcl9nYXRlIHsKPiAgI2RlZmluZSAgQlhUX0RSQU1fU0laRV84 R0IJCQkoMHgyIDw8IDYpCj4gICNkZWZpbmUgIEJYVF9EUkFNX1NJWkVfMTJHQgkJCSgweDMgPDwg NikKPiAgI2RlZmluZSAgQlhUX0RSQU1fU0laRV8xNkdCCQkJKDB4NCA8PCA2KQo+ICsjZGVmaW5l ICBCWFRfRFJBTV9UWVBFX01BU0sJCQkoMHg3IDw8IDIyKQo+ICsjZGVmaW5lICBCWFRfRFJBTV9U WVBFX1NISUZUCQkJMjIKPiArI2RlZmluZSAgQlhUX0RSQU1fVFlQRV9ERFIzCQkJKDB4MCA8PCA2 KQo+ICsjZGVmaW5lICBCWFRfRFJBTV9UWVBFX0xQRERSMwkJCSgweDEgPDwgNikKPiArI2RlZmlu ZSAgQlhUX0RSQU1fVFlQRV9MUEREUjQJCQkoMHgyIDw8IDYpCj4gKyNkZWZpbmUgIEJYVF9EUkFN X1RZUEVfRERSNAkJCSgweDQgPDwgNikKCkNvcHktcGFzdGUgZmFpbCB3aXRoIHRoZSBzaGlmdHMu CgpXaXRoIHRob3NlIGZpeGVkLAoKUmV2aWV3ZWQtYnk6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3Vs YUBpbnRlbC5jb20+Cgo+ICAKPiAgI2RlZmluZSBTS0xfTUVNT1JZX0ZSRVFfTVVMVElQTElFUl9I WgkJMjY2NjY2NjY2Cj4gICNkZWZpbmUgU0tMX01DX0JJT1NfREFUQV8wXzBfMF9NQ0hCQVJfUENV CV9NTUlPKE1DSEJBUl9NSVJST1JfQkFTRV9TTkIgKyAweDVFMDQpCj4gICNkZWZpbmUgIFNLTF9S RVFfREFUQV9NQVNLCQkJKDB4RiA8PCAwKQo+ICAKPiArI2RlZmluZSBTS0xfTUFEX0lOVEVSX0NI QU5ORUxfMF8wXzBfTUNIQkFSX01DTUFJTiBfTU1JTyhNQ0hCQVJfTUlSUk9SX0JBU0VfU05CICsg MHg1MDAwKQo+ICsjZGVmaW5lICBTS0xfRFJBTV9ERFJfVFlQRV9NQVNLCQkJKDB4MyA8PCAwKQo+ ICsjZGVmaW5lICBTS0xfRFJBTV9ERFJfVFlQRV9ERFI0CQkJKDAgPDwgMCkKPiArI2RlZmluZSAg U0tMX0RSQU1fRERSX1RZUEVfRERSMwkJCSgxIDw8IDApCj4gKyNkZWZpbmUgIFNLTF9EUkFNX0RE Ul9UWVBFX0xQRERSMwkJKDIgPDwgMCkKPiArI2RlZmluZSAgU0tMX0RSQU1fRERSX1RZUEVfTFBE RFI0CQkoMyA8PCAwKQo+ICsKPiAgI2RlZmluZSBTS0xfTUFEX0RJTU1fQ0gwXzBfMF8wX01DSEJB Ul9NQ01BSU4JX01NSU8oTUNIQkFSX01JUlJPUl9CQVNFX1NOQiArIDB4NTAwQykKPiAgI2RlZmlu ZSBTS0xfTUFEX0RJTU1fQ0gxXzBfMF8wX01DSEJBUl9NQ01BSU4JX01NSU8oTUNIQkFSX01JUlJP Ul9CQVNFX1NOQiArIDB4NTAxMCkKPiAgI2RlZmluZSAgU0tMX0RSQU1fU19TSElGVAkJCTE2Cgot LSAKSmFuaSBOaWt1bGEsIEludGVsIE9wZW4gU291cmNlIEdyYXBoaWNzIENlbnRlcgpfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGlu ZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=