From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yetunde Adebisi Subject: [PATCH 2/3] drm/i915: Read eDP Display control capability registers Date: Tue, 5 Apr 2016 15:10:51 +0100 Message-ID: <1459865452-9138-3-git-send-email-yetundex.adebisi@intel.com> References: <1459865452-9138-1-git-send-email-yetundex.adebisi@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 ESMTP id 897706E23E for ; Tue, 5 Apr 2016 14:14:05 +0000 (UTC) In-Reply-To: <1459865452-9138-1-git-send-email-yetundex.adebisi@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 QWRkIG5ldyBlZHBfZHBjZCB2YXJpYWJsZSB0byBpbnRlbF9kcC4KUmVhZCBhbmQgc2F2ZSBlRFAg RGlzcGxheSBjb250cm9sIGNhcGFiaWxpdHkgcmVnaXN0ZXJzIHRvIGVkcF9kcGNkLgoKU2lnbmVk LW9mZi1ieTogWWV0dW5kZSBBZGViaXNpIDx5ZXR1bmRleC5hZGViaXNpQGludGVsLmNvbT4KLS0t CiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jICB8IDE1ICsrKysrKysrKystLS0tLQog ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHJ2LmggfCAgMSArCiAyIGZpbGVzIGNoYW5nZWQs IDExIGluc2VydGlvbnMoKyksIDUgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvaW50ZWxfZHAuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMK aW5kZXggZGEwYzNkMi4uYWQyYzdkNiAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZHAuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCkBAIC0zNzc3 LDcgKzM3NzcsNiBAQCBpbnRlbF9kcF9nZXRfZHBjZChzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2Rw KQogCXN0cnVjdCBpbnRlbF9kaWdpdGFsX3BvcnQgKmRpZ19wb3J0ID0gZHBfdG9fZGlnX3BvcnQo aW50ZWxfZHApOwogCXN0cnVjdCBkcm1fZGV2aWNlICpkZXYgPSBkaWdfcG9ydC0+YmFzZS5iYXNl LmRldjsKIAlzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSBkZXYtPmRldl9wcml2 YXRlOwotCXVpbnQ4X3QgcmV2OwogCiAJaWYgKGludGVsX2RwX2RwY2RfcmVhZF93YWtlKCZpbnRl bF9kcC0+YXV4LCAweDAwMCwgaW50ZWxfZHAtPmRwY2QsCiAJCQkJICAgIHNpemVvZihpbnRlbF9k cC0+ZHBjZCkpIDwgMCkKQEAgLTM4MzQsNiArMzgzMywxNSBAQCBpbnRlbF9kcF9nZXRfZHBjZChz dHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwKQogCQkJRFJNX0RFQlVHX0tNUygiUFNSMiAlcyBvbiBz aW5rIiwKIAkJCQlkZXZfcHJpdi0+cHNyLnBzcjJfc3VwcG9ydCA/ICJzdXBwb3J0ZWQiIDogIm5v dCBzdXBwb3J0ZWQiKTsKIAkJfQorCisJCS8qIFJlYWQgdGhlIGVEUCBEaXNwbGF5IGNvbnRyb2wg Y2FwYWJpbGl0aWVzIHJlZ2lzdGVycyAqLworCQltZW1zZXQoaW50ZWxfZHAtPmVkcF9kcGNkLCAw LCBzaXplb2YoaW50ZWxfZHAtPmVkcF9kcGNkKSk7CisJCWlmICgoaW50ZWxfZHAtPmRwY2RbRFBf RURQX0NPTkZJR1VSQVRJT05fQ0FQXSAmIERQX0RQQ0RfRElTUExBWV9DT05UUk9MX0NBUEFCTEUp ICYmCisJCQkJKGludGVsX2RwX2RwY2RfcmVhZF93YWtlKCZpbnRlbF9kcC0+YXV4LCBEUF9FRFBf RFBDRF9SRVYsCisJCQkJCQlpbnRlbF9kcC0+ZWRwX2RwY2QsIHNpemVvZihpbnRlbF9kcC0+ZWRw X2RwY2QpKSA9PQorCQkJCQkJCQlzaXplb2YoaW50ZWxfZHAtPmVkcF9kcGNkKSkpCisJCQlEUk1f REVCVUdfS01TKCJFRFAgRFBDRCA6ICUqcGhcbiIsIChpbnQpIHNpemVvZihpbnRlbF9kcC0+ZWRw X2RwY2QpLAorCQkJCQlpbnRlbF9kcC0+ZWRwX2RwY2QpOwogCX0KIAogCURSTV9ERUJVR19LTVMo IkRpc3BsYXkgUG9ydCBUUFMzIHN1cHBvcnQ6IHNvdXJjZSAlcywgc2luayAlc1xuIiwKQEAgLTM4 NDEsMTAgKzM4NDksNyBAQCBpbnRlbF9kcF9nZXRfZHBjZChzdHJ1Y3QgaW50ZWxfZHAgKmludGVs X2RwKQogCQkgICAgICB5ZXNubyhkcm1fZHBfdHBzM19zdXBwb3J0ZWQoaW50ZWxfZHAtPmRwY2Qp KSk7CiAKIAkvKiBJbnRlcm1lZGlhdGUgZnJlcXVlbmN5IHN1cHBvcnQgKi8KLQlpZiAoaXNfZWRw KGludGVsX2RwKSAmJgotCSAgICAoaW50ZWxfZHAtPmRwY2RbRFBfRURQX0NPTkZJR1VSQVRJT05f Q0FQXSAmCURQX0RQQ0RfRElTUExBWV9DT05UUk9MX0NBUEFCTEUpICYmCi0JICAgIChpbnRlbF9k cF9kcGNkX3JlYWRfd2FrZSgmaW50ZWxfZHAtPmF1eCwgRFBfRURQX0RQQ0RfUkVWLCAmcmV2LCAx KSA9PSAxKSAmJgotCSAgICAocmV2ID49IDB4MDMpKSB7IC8qIGVEcCB2MS40IG9yIGhpZ2hlciAq LworCWlmIChpc19lZHAoaW50ZWxfZHApICYmIChpbnRlbF9kcC0+ZWRwX2RwY2RbMF0gPj0gMHgw MykpIHsgLyogZURwIHYxLjQgb3IgaGlnaGVyICovCiAJCV9fbGUxNiBzaW5rX3JhdGVzW0RQX01B WF9TVVBQT1JURURfUkFURVNdOwogCQlpbnQgaTsKIApkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaW50ZWxfZHJ2LmggYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaApp bmRleCA5MjU1YjU2Li5iMTRlNTE1IDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9kcnYuaAorKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaApAQCAtODA1 LDYgKzgwNSw3IEBAIHN0cnVjdCBpbnRlbF9kcCB7CiAJdWludDhfdCBkcGNkW0RQX1JFQ0VJVkVS X0NBUF9TSVpFXTsKIAl1aW50OF90IHBzcl9kcGNkW0VEUF9QU1JfUkVDRUlWRVJfQ0FQX1NJWkVd OwogCXVpbnQ4X3QgZG93bnN0cmVhbV9wb3J0c1tEUF9NQVhfRE9XTlNUUkVBTV9QT1JUU107CisJ dWludDhfdCBlZHBfZHBjZFtFRFBfRElTUExBWV9DVExfQ0FQX1NJWkVdOwogCS8qIHNpbmsgcmF0 ZXMgYXMgcmVwb3J0ZWQgYnkgRFBfU1VQUE9SVEVEX0xJTktfUkFURVMgKi8KIAl1aW50OF90IG51 bV9zaW5rX3JhdGVzOwogCWludCBzaW5rX3JhdGVzW0RQX01BWF9TVVBQT1JURURfUkFURVNdOwot LSAKMS45LjMKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpo dHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=