From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anusha Srivatsa Subject: [v5 1/6] i915/dp/fec: Cache the FEC_CAPABLE DPCD register Date: Thu, 1 Nov 2018 22:41:54 -0700 Message-ID: <20181102054159.28886-2-anusha.srivatsa@intel.com> References: <20181102054159.28886-1-anusha.srivatsa@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20181102054159.28886-1-anusha.srivatsa@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: intel-gfx@lists.freedesktop.org Cc: Manasi Navare , Anusha Srivatsa , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org U2ltaWxhciB0byBEU0MgRFBDRCByZWdpc3RlcnMsIGxldCB1cyBjYWNoZQpGRUNfQ0FQQUJMRSBy ZWdpc3RlciB0byBhdm9pZCB1c2luZyBzdGFsZQp2YWx1ZXMuIFdpdGggdGhpcyB3ZSBjYW4gYXZv aWQgYXV4IHJlYWRzCmV2ZXJ5dGltZSBhbmQgaW5zdGVhZCByZWFkIHRoZSBjYWNoZWQgdmFsdWVz LgoKdjI6IEF2b2lkIHVzaW5nIG1lbXNldCBhbmQgYXJyYXkgZm9yIGEgc2luZ2xlCmZpZWxkLiAo TWFuYXNpLEphbmkpCgp2MzogUHJpbnQgRkVDIENBUEFCSUxJVFkgdmFsdWUuIChNYW5hc2kpCgpT dWdnZXN0ZWQtYnk6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBsaW51eC5pbnRlbC5jb20+CkNj OiBkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCkNjOiBKYW5pIE5pa3VsYSA8amFuaS5u aWt1bGFAbGludXguaW50ZWwuY29tPgpDYzogVmlsbGUgU3lyamFsYSA8dmlsbGUuc3lyamFsYUBs aW51eC5pbnRlbC5jb20+CkNjOiBNYW5hc2kgTmF2YXJlIDxtYW5hc2kuZC5uYXZhcmVAaW50ZWwu Y29tPgpTaWduZWQtb2ZmLWJ5OiBBbnVzaGEgU3JpdmF0c2EgPGFudXNoYS5zcml2YXRzYUBpbnRl bC5jb20+ClJldmlld2VkLWJ5OiBNYW5hc2kgTmF2YXJlIDxtYW5hc2kuZC5uYXZhcmVAaW50ZWwu Y29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgIHwgMTIgKysrKysrKysr KysrCiBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcnYuaCB8ICAxICsKIDIgZmlsZXMgY2hh bmdlZCwgMTMgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2RwLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCmluZGV4IDVhNjM4 NTAzZTM2YS4uMjUzZTA2M2UyM2IwIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p bnRlbF9kcC5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKQEAgLTQyMDEs NiArNDIwMSw5IEBAIHN0YXRpYyB2b2lkIGludGVsX2RwX2dldF9kc2Nfc2lua19jYXAoc3RydWN0 IGludGVsX2RwICppbnRlbF9kcCkKIAkgKi8KIAltZW1zZXQoaW50ZWxfZHAtPmRzY19kcGNkLCAw LCBzaXplb2YoaW50ZWxfZHAtPmRzY19kcGNkKSk7CiAKKwkvKiBDbGVhciBmZWNfY2FwYWJsZSB0 byBhdm9pZCB1c2luZyBzdGFsZSB2YWx1ZXMgKi8KKwlpbnRlbF9kcC0+ZmVjX2NhcGFibGUgPSAw OworCiAJLyogQ2FjaGUgdGhlIERTQyBEUENEIGlmIGVEUCBvciBEUCByZXYgPj0gMS40ICovCiAJ aWYgKGludGVsX2RwLT5kcGNkW0RQX0RQQ0RfUkVWXSA+PSAweDE0IHx8CiAJICAgIGludGVsX2Rw LT5lZHBfZHBjZFswXSA+PSBEUF9FRFBfMTQpIHsKQEAgLTQyMTMsNiArNDIxNiwxNSBAQCBzdGF0 aWMgdm9pZCBpbnRlbF9kcF9nZXRfZHNjX3NpbmtfY2FwKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxf ZHApCiAJCURSTV9ERUJVR19LTVMoIkRTQyBEUENEOiAlKnBoXG4iLAogCQkJICAgICAgKGludClz aXplb2YoaW50ZWxfZHAtPmRzY19kcGNkKSwKIAkJCSAgICAgIGludGVsX2RwLT5kc2NfZHBjZCk7 CisJCS8qIEZFQyBpcyBzdXBwb3J0ZWQgb25seSBvbiBEUCAxLjQgKi8KKwkJaWYgKCFpbnRlbF9k cF9pc19lZHAoaW50ZWxfZHApKSB7CisJCQlpZiAoZHJtX2RwX2RwY2RfcmVhZGIoJmludGVsX2Rw LT5hdXgsIERQX0ZFQ19DQVBBQklMSVRZLAorCQkJCQkgICAgICAmaW50ZWxfZHAtPmZlY19jYXBh YmxlKSA8IDApCisJCQkJRFJNX0VSUk9SKCJGYWlsZWQgdG8gcmVhZCBGRUMgRFBDRCByZWdpc3Rl clxuIik7CisKKwkJRFJNX0RFQlVHX0tNUygiRkVDIENBUEFCSUxJVFk6ICV4XG4iLAorCQkJICAg ICAgaW50ZWxfZHAtPmZlY19jYXBhYmxlKTsKKwkJfQogCX0KIH0KIApkaWZmIC0tZ2l0IGEvZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHJ2LmggYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9kcnYuaAppbmRleCAxNmJiYzM3NjhlMDIuLjlhOTRjNjU0NGJmNSAxMDA2NDQKLS0tIGEvZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHJ2LmgKKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUv aW50ZWxfZHJ2LmgKQEAgLTExMTksNiArMTExOSw3IEBAIHN0cnVjdCBpbnRlbF9kcCB7CiAJdWlu dDhfdCBkb3duc3RyZWFtX3BvcnRzW0RQX01BWF9ET1dOU1RSRUFNX1BPUlRTXTsKIAl1aW50OF90 IGVkcF9kcGNkW0VEUF9ESVNQTEFZX0NUTF9DQVBfU0laRV07CiAJdTggZHNjX2RwY2RbRFBfRFND X1JFQ0VJVkVSX0NBUF9TSVpFXTsKKwl1OCBmZWNfY2FwYWJsZTsKIAkvKiBzb3VyY2UgcmF0ZXMg Ki8KIAlpbnQgbnVtX3NvdXJjZV9yYXRlczsKIAljb25zdCBpbnQgKnNvdXJjZV9yYXRlczsKLS0g CjIuMTcuMQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K ZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==