From mboxrd@z Thu Jan 1 00:00:00 1970 From: ville.syrjala@linux.intel.com Subject: [PATCH 2/3] drm/i915: Protect dev_priv->atomic_cdclk_freq with all the crtc locks Date: Mon, 14 Nov 2016 18:35:10 +0200 Message-ID: <1479141311-11904-3-git-send-email-ville.syrjala@linux.intel.com> References: <1479141311-11904-1-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id CA6AE6E40B for ; Mon, 14 Nov 2016 16:35:29 +0000 (UTC) In-Reply-To: <1479141311-11904-1-git-send-email-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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org RnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCkEg bW9kZXNldCBvbiBvbmUgcGlwZSBjYW4gdXBkYXRlIGRldl9wcml2LT5hdG9taWNfY2RjbGtfZnJl cSB3aXRob3V0CmFjdHVhbGx5IHRvdWNoaW5nIHRoZSBoYXJkd2FyZSwgaW4gd2hpY2ggY2FzZSB3 ZSB3b24ndCBmb3JjZSBhIG1vZGVzZXQKb24gYWxsIHRoZSBwaXBlcywgYW5kIHRodXMgd29uJ3Qg bG9jayBhbnkgb2YgdGhlIG90aGVyIHBpcGVzIGVpdGhlci4KVGhhdCBtZWFucyBhIHBhcmFsbGVs IHBsYW5lIHVwZGF0ZSBvbiBhbm90aGVyIHBpcGUgY291bGQgYmUgbG9va2luZyBhdAphIHN0YWxl IGRldl9wcml2LT5hdG9taWNfY2RjZGxrX2ZyZXEgYW5kIHRodXMgZmFpbCB0byBub3RpY2Ugd2hl biB0aGUKcGxhbmUgY29uZmlndXJhdGlvbiBpcyBpbnZhbGlkLCBvciBwb3RlbnRpYWxseSByZWpl Y3QgYSB2YWxpZCB1cGRhdGUuCgpUbyBvdmVyY29tZSB0aGlzIHdlIG11c3QgcHJvdGVjdCB3cml0 ZXMgdG8gYXRvbWljX2NkY2xrX2ZyZXEgd2l0aAphbGwgdGhlIGNydGMgbG9ja3MsIGFuZCB0aHVz IGZvciByZWFkcyBhbnkgc2luZ2xlIGNydGMgbG9jayB3aWxsCmJlIHN1ZmZpY2llbnQgcHJvdGVj dGlvbi4KCkNjOiBNYWFydGVuIExhbmtob3JzdCA8bWFhcnRlbi5sYW5raG9yc3RAbGludXguaW50 ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGlu dXguaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmggICAgICB8 ICA5ICsrKysrKystCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgfCA0MSAr KysrKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0tLS0KIDIgZmlsZXMgY2hhbmdlZCwgNDQg aW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X2Rydi5oIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAppbmRl eCBjMGYxZGZjNzExOWUuLjY2ZDI5NTBkYzY1NyAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJt L2k5MTUvaTkxNV9kcnYuaAorKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCkBA IC0xODc0LDcgKzE4NzQsMTQgQEAgc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgewogCiAJdW5zaWdu ZWQgaW50IGZzYl9mcmVxLCBtZW1fZnJlcSwgaXNfZGRyMzsKIAl1bnNpZ25lZCBpbnQgc2tsX3By ZWZlcnJlZF92Y29fZnJlcTsKLQl1bnNpZ25lZCBpbnQgY2RjbGtfZnJlcSwgbWF4X2NkY2xrX2Zy ZXEsIGF0b21pY19jZGNsa19mcmVxOworCXVuc2lnbmVkIGludCBjZGNsa19mcmVxLCBtYXhfY2Rj bGtfZnJlcTsKKworCS8qCisJICogRm9yIHJlYWRpbmcgaG9sZGluZyBhbnkgY3J0YyBsb2NrIGlz IHN1ZmZpY2llbnQsCisJICogZm9yIHdyaXRpbmcgbXVzdCBob2xkIGFsbCBvZiB0aGVtLgorCSAq LworCXVuc2lnbmVkIGludCBhdG9taWNfY2RjbGtfZnJlcTsKKwogCXVuc2lnbmVkIGludCBtYXhf ZG90Y2xrX2ZyZXE7CiAJdW5zaWduZWQgaW50IHJhd2Nsa19mcmVxOwogCXVuc2lnbmVkIGludCBo cGxsX2ZyZXE7CmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5 LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKaW5kZXggNzBmM2YwYjcw MjYzLi5kN2E0YmM2M2IwNWIgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVs X2Rpc3BsYXkuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKQEAg LTEzOTQ2LDEzICsxMzk0NiwzMiBAQCBzdGF0aWMgaW50IGhhc3dlbGxfbW9kZV9zZXRfcGxhbmVz X3dvcmthcm91bmQoc3RydWN0IGRybV9hdG9taWNfc3RhdGUgKnN0YXRlKQogCXJldHVybiAwOwog fQogCitzdGF0aWMgaW50IGludGVsX2xvY2tfYWxsX3BpcGVzKHN0cnVjdCBkcm1fYXRvbWljX3N0 YXRlICpzdGF0ZSkKK3sKKwlzdHJ1Y3QgZHJtX2NydGMgKmNydGM7CisKKwkvKiBBZGQgYWxsIHBp cGVzIHRvIHRoZSBzdGF0ZSAqLworCWZvcl9lYWNoX2NydGMoc3RhdGUtPmRldiwgY3J0Yykgewor CQlzdHJ1Y3QgZHJtX2NydGNfc3RhdGUgKmNydGNfc3RhdGU7CisKKwkJY3J0Y19zdGF0ZSA9IGRy bV9hdG9taWNfZ2V0X2NydGNfc3RhdGUoc3RhdGUsIGNydGMpOworCQlpZiAoSVNfRVJSKGNydGNf c3RhdGUpKQorCQkJcmV0dXJuIFBUUl9FUlIoY3J0Y19zdGF0ZSk7CisJfQorCisJcmV0dXJuIDA7 Cit9CisKIHN0YXRpYyBpbnQgaW50ZWxfbW9kZXNldF9hbGxfcGlwZXMoc3RydWN0IGRybV9hdG9t aWNfc3RhdGUgKnN0YXRlKQogewogCXN0cnVjdCBkcm1fY3J0YyAqY3J0YzsKIAlzdHJ1Y3QgZHJt X2NydGNfc3RhdGUgKmNydGNfc3RhdGU7CiAJaW50IHJldCA9IDA7CiAKLQkvKiBhZGQgYWxsIGFj dGl2ZSBwaXBlcyB0byB0aGUgc3RhdGUgKi8KKwkvKgorCSAqIEFkZCBhbGwgcGlwZXMgdG8gdGhl IHN0YXRlLCBhbmQgZm9yY2UKKwkgKiBhIG1vZGVzZXQgb24gYWxsIHRoZSBhY3RpdmUgb25lcy4K KwkgKi8KIAlmb3JfZWFjaF9jcnRjKHN0YXRlLT5kZXYsIGNydGMpIHsKIAkJY3J0Y19zdGF0ZSA9 IGRybV9hdG9taWNfZ2V0X2NydGNfc3RhdGUoc3RhdGUsIGNydGMpOwogCQlpZiAoSVNfRVJSKGNy dGNfc3RhdGUpKQpAQCAtMTQwMTgsMTIgKzE0MDM3LDI0IEBAIHN0YXRpYyBpbnQgaW50ZWxfbW9k ZXNldF9jaGVja3Moc3RydWN0IGRybV9hdG9taWNfc3RhdGUgKnN0YXRlKQogCQlpZiAocmV0IDwg MCkKIAkJCXJldHVybiByZXQ7CiAKKwkJLyoKKwkJICogV3JpdGVzIHRvIGRldl9wcml2LT5hdG9t aWNfY2RjbGtfZnJlcSBtdXN0IHByb3RlY3RlZCBieQorCQkgKiBob2xkaW5nIGFsbCB0aGUgY3J0 YyBsb2NrcywgZXZlbiBpZiB3ZSBkb24ndCBlbmQgdXAKKwkJICogdG91Y2hpbmcgdGhlIGhhcmR3 YXJlCisJCSAqLworCQlpZiAoaW50ZWxfc3RhdGUtPmNkY2xrICE9IGRldl9wcml2LT5hdG9taWNf Y2RjbGtfZnJlcSkgeworCQkJcmV0ID0gaW50ZWxfbG9ja19hbGxfcGlwZXMoc3RhdGUpOworCQkJ aWYgKHJldCA8IDApCisJCQkJcmV0dXJuIHJldDsKKwkJfQorCisJCS8qIEFsbCBwaXBlcyBtdXN0 IGJlIHN3aXRjaGVkIG9mZiB3aGlsZSB3ZSBjaGFuZ2UgdGhlIGNkY2xrLiAqLwogCQlpZiAoaW50 ZWxfc3RhdGUtPmRldl9jZGNsayAhPSBkZXZfcHJpdi0+Y2RjbGtfZnJlcSB8fAotCQkgICAgaW50 ZWxfc3RhdGUtPmNkY2xrX3BsbF92Y28gIT0gZGV2X3ByaXYtPmNkY2xrX3BsbC52Y28pCisJCSAg ICBpbnRlbF9zdGF0ZS0+Y2RjbGtfcGxsX3ZjbyAhPSBkZXZfcHJpdi0+Y2RjbGtfcGxsLnZjbykg ewogCQkJcmV0ID0gaW50ZWxfbW9kZXNldF9hbGxfcGlwZXMoc3RhdGUpOwotCi0JCWlmIChyZXQg PCAwKQotCQkJcmV0dXJuIHJldDsKKwkJCWlmIChyZXQgPCAwKQorCQkJCXJldHVybiByZXQ7CisJ CX0KIAogCQlEUk1fREVCVUdfS01TKCJOZXcgY2RjbGsgY2FsY3VsYXRlZCB0byBiZSBhdG9taWMg JXUsIGFjdHVhbCAldVxuIiwKIAkJCSAgICAgIGludGVsX3N0YXRlLT5jZGNsaywgaW50ZWxfc3Rh dGUtPmRldl9jZGNsayk7Ci0tIAoyLjcuNAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cg==