From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lucas De Marchi Subject: [PATCH 02/28] drm/i915: rework reading pipe disable fuses Date: Tue, 25 Jun 2019 10:54:11 -0700 Message-ID: <20190625175437.14840-3-lucas.demarchi@intel.com> References: <20190625175437.14840-1-lucas.demarchi@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 3B63A6E1B9 for ; Tue, 25 Jun 2019 17:54:59 +0000 (UTC) In-Reply-To: <20190625175437.14840-1-lucas.demarchi@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 Cc: Lucas De Marchi List-Id: intel-gfx@lists.freedesktop.org VGhpcyBwcmVwYXJlcyB0byBoYXZlIHBvc3NpYmx5IG1vcmUgdGhhbiAzIHBpcGVzLiBJIGRpZG4n dCB3YW50IHRvCmNvbnRpbnVlIHRoZSBwcmV2aW91cyBhcHByb2FjaCBzaW5jZSB0aGUgY2hlY2sg Zm9yICJhcmUgdGhlIGRpc2FibGVkCnBpcGVzIHRoZSBsYXN0IG9uZXMiIHBvc2VzIGEgY29tYmlu YXRvcnkgZXhwbG9zaW9uLiBXZSBuZWVkIHRoYXQgY2hlY2sKYmVjYXVzZSBpbiBzZXZlcmFsIHBs YWNlcyBvZiB0aGUgY29kZSB3ZSBoYXZlIHRoYXQgYXNzdW1wdGlvbi4gSWYgdGhhdApldmVyIGJl Y29tZXMgZmFsc2UgaW4gYSBuZXcgSFcsIG90aGVyIHBhcnRzIG9mIHRoZSBjb2RlIHdvdWxkIGhh dmUgdG8KY2hhbmdlLgoKTm93IHdlIHN0YXJ0IGJ5IGNvbnNpZGVyaW5nIHdlIGhhdmUgaW5mby0+ bnVtX3BpcGVzIGVuYWJsZWQgYW5kIGRpc2FibGUKZWFjaCBwaXBlIHRoYXQgaXMgbWFya2VkIGFz IGRpc2FibGVkLiBUaGVuIGl0J3MgYSBzaW1wbGUgbWF0dGVyIG9mCmNoZWNraW5nIGlmIHdlIGhh dmUgYXQgbGVhc3Qgb25lIHBpcGUgYW5kIHRoYXQgYWxsIHRoZSBlbmFibGVkIG9uZXMgYXJlCnRo ZSBmaXJzdCBwaXBlcywgaS5lLiB0aGVyZSBhcmUgbm8gaG9sZXMgaW4gdGhlIGJpdG1hc2suCgpD YzogSm9zZSBTb3V6YSA8am9zZS5zb3V6YUBpbnRlbC5jb20+CkNjOiBWaWxsZSBTeXJqw6Rsw6Qg PHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgpTaWduZWQtb2ZmLWJ5OiBMdWNhcyBEZSBN YXJjaGkgPGx1Y2FzLmRlbWFyY2hpQGludGVsLmNvbT4KLS0tCiBkcml2ZXJzL2dwdS9kcm0vaTkx NS9pbnRlbF9kZXZpY2VfaW5mby5jIHwgMzYgKysrKysrKysrLS0tLS0tLS0tLS0tLS0tCiAxIGZp bGUgY2hhbmdlZCwgMTMgaW5zZXJ0aW9ucygrKSwgMjMgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGV2aWNlX2luZm8uYyBiL2RyaXZlcnMvZ3B1 L2RybS9pOTE1L2ludGVsX2RldmljZV9pbmZvLmMKaW5kZXggNzEzNWQ4ZGMzMmE3Li5lNjQ1MzZl MWZkMWIgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RldmljZV9pbmZv LmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGV2aWNlX2luZm8uYwpAQCAtOTI5 LDM1ICs5MjksMjUgQEAgdm9pZCBpbnRlbF9kZXZpY2VfaW5mb19ydW50aW1lX2luaXQoc3RydWN0 IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQogCQl9CiAJfSBlbHNlIGlmIChIQVNfRElTUExB WShkZXZfcHJpdikgJiYgSU5URUxfR0VOKGRldl9wcml2KSA+PSA5KSB7CiAJCXUzMiBkZnNtID0g STkxNV9SRUFEKFNLTF9ERlNNKTsKLQkJdTggZGlzYWJsZWRfbWFzayA9IDA7Ci0JCWJvb2wgaW52 YWxpZDsKLQkJaW50IG51bV9iaXRzOworCQl1OCBlbmFibGVkX21hc2sgPSBCSVQoaW5mby0+bnVt X3BpcGVzKSAtIDE7CiAKIAkJaWYgKGRmc20gJiBTS0xfREZTTV9QSVBFX0FfRElTQUJMRSkKLQkJ CWRpc2FibGVkX21hc2sgfD0gQklUKFBJUEVfQSk7CisJCQllbmFibGVkX21hc2sgJj0gfkJJVChQ SVBFX0EpOwogCQlpZiAoZGZzbSAmIFNLTF9ERlNNX1BJUEVfQl9ESVNBQkxFKQotCQkJZGlzYWJs ZWRfbWFzayB8PSBCSVQoUElQRV9CKTsKKwkJCWVuYWJsZWRfbWFzayAmPSB+QklUKFBJUEVfQik7 CiAJCWlmIChkZnNtICYgU0tMX0RGU01fUElQRV9DX0RJU0FCTEUpCi0JCQlkaXNhYmxlZF9tYXNr IHw9IEJJVChQSVBFX0MpOwotCi0JCW51bV9iaXRzID0gaHdlaWdodDgoZGlzYWJsZWRfbWFzayk7 Ci0KLQkJc3dpdGNoIChkaXNhYmxlZF9tYXNrKSB7Ci0JCWNhc2UgQklUKFBJUEVfQSk6Ci0JCWNh c2UgQklUKFBJUEVfQik6Ci0JCWNhc2UgQklUKFBJUEVfQSkgfCBCSVQoUElQRV9CKToKLQkJY2Fz ZSBCSVQoUElQRV9BKSB8IEJJVChQSVBFX0MpOgotCQkJaW52YWxpZCA9IHRydWU7Ci0JCQlicmVh azsKLQkJZGVmYXVsdDoKLQkJCWludmFsaWQgPSBmYWxzZTsKLQkJfQorCQkJZW5hYmxlZF9tYXNr ICY9IH5CSVQoUElQRV9DKTsKIAotCQlpZiAobnVtX2JpdHMgPiBpbmZvLT5udW1fcGlwZXMgfHwg aW52YWxpZCkKLQkJCURSTV9FUlJPUigiaW52YWxpZCBwaXBlIGZ1c2UgY29uZmlndXJhdGlvbjog MHgleFxuIiwKLQkJCQkgIGRpc2FibGVkX21hc2spOworCQkvKgorCQkgKiBBdCBsZWFzdCBvbmUg cGlwZSBzaG91bGQgYmUgZW5hYmxlZCBhbmQgaWYgdGhlcmUgYXJlCisJCSAqIGRpc2FibGVkIHBp cGVzLCB0aGV5IHNob3VsZCBiZSB0aGUgbGFzdCBvbmVzLCB3aXRoIG5vIGhvbGVzCisJCSAqIGlu IHRoZSBtYXNrLgorCQkgKi8KKwkJaWYgKGVuYWJsZWRfbWFzayA9PSAwIHx8ICFpc19wb3dlcl9v Zl8yKGVuYWJsZWRfbWFzayArIDEpKQorCQkJRFJNX0VSUk9SKCJpbnZhbGlkIHBpcGUgZnVzZSBj b25maWd1cmF0aW9uOiBlbmFibGVkX21hc2s9MHgleFxuIiwKKwkJCQkgIGVuYWJsZWRfbWFzayk7 CiAJCWVsc2UKLQkJCWluZm8tPm51bV9waXBlcyAtPSBudW1fYml0czsKKwkJCWluZm8tPm51bV9w aXBlcyA9IGh3ZWlnaHQ4KGVuYWJsZWRfbWFzayk7CiAJfQogCiAJLyogSW5pdGlhbGl6ZSBzbGlj ZS9zdWJzbGljZS9FVSBpbmZvICovCi0tIAoyLjIxLjAKCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4 QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2ludGVsLWdmeA==