From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: [PATCH RFC 1/3] drm/i915: Avoid MST pipe handling for LPE audio Date: Fri, 27 Jan 2017 11:36:29 +0100 Message-ID: <20170127103631.25302-2-tiwai@suse.de> References: <20170127103631.25302-1-tiwai@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170127103631.25302-1-tiwai@suse.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Pierre-Louis Bossart Cc: alsa-devel@alsa-project.org, intel-gfx@lists.freedesktop.org List-Id: alsa-devel@alsa-project.org VGhlIHBpcGUgZ2V0cyBjbGVhcmVkIHRvIC0xIGZvciBub24tTVNUIGJlZm9yZSB0aGUgRUxEIGF1 ZGlvCm5vdGlmaWNhdGlvbiBkdWUgdG8gdGhlIE1TVCBhdWRpbyBzdXBwb3J0LiAgVGhpcyBtYWtl cyBzZW5zZSBmb3IKSEQtYXVkaW8gdGhhdCByZWNlaXZlZCB0aGUgTVNUIGhhbmRsaW5nLCBidXQg aXQncyB1c2VsZXNzIGZvciBMUEUKYXVkaW8uICBIYW5kbGUgdGhlIE1TVCBwaXBlIGhhY2sgY29u ZGl0aW9uYWxseSBvbmx5IGZvciBIRC1hdWRpby4KClJlcG9ydGVkLWJ5OiBQaWVycmUtTG91aXMg Qm9zc2FydCA8cGllcnJlLWxvdWlzLmJvc3NhcnRAbGludXguaW50ZWwuY29tPgpTaWduZWQtb2Zm LWJ5OiBUYWthc2hpIEl3YWkgPHRpd2FpQHN1c2UuZGU+Ci0tLQogZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfYXVkaW8uYyB8IDIxICsrKysrKysrKysrLS0tLS0tLS0tLQogMSBmaWxlIGNoYW5n ZWQsIDExIGluc2VydGlvbnMoKyksIDEwIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2ludGVsX2F1ZGlvLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRl bF9hdWRpby5jCmluZGV4IDE2NDVjZTQyYjg5OC4uZDRlNmQxMTM2Y2ZlIDEwMDY0NAotLS0gYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9hdWRpby5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2ludGVsX2F1ZGlvLmMKQEAgLTYyNCwxMyArNjI0LDE0IEBAIHZvaWQgaW50ZWxfYXVkaW9f Y29kZWNfZW5hYmxlKHN0cnVjdCBpbnRlbF9lbmNvZGVyICppbnRlbF9lbmNvZGVyLAogCWRldl9w cml2LT5hdl9lbmNfbWFwW3BpcGVdID0gaW50ZWxfZW5jb2RlcjsKIAltdXRleF91bmxvY2soJmRl dl9wcml2LT5hdl9tdXRleCk7CiAKLQkvKiBhdWRpbyBkcml2ZXJzIGV4cGVjdCBwaXBlID0gLTEg dG8gaW5kaWNhdGUgTm9uLU1TVCBjYXNlcyAqLwotCWlmIChpbnRlbF9lbmNvZGVyLT50eXBlICE9 IElOVEVMX09VVFBVVF9EUF9NU1QpCi0JCXBpcGUgPSAtMTsKLQotCWlmIChhY29tcCAmJiBhY29t cC0+YXVkaW9fb3BzICYmIGFjb21wLT5hdWRpb19vcHMtPnBpbl9lbGRfbm90aWZ5KQorCWlmIChh Y29tcCAmJiBhY29tcC0+YXVkaW9fb3BzICYmIGFjb21wLT5hdWRpb19vcHMtPnBpbl9lbGRfbm90 aWZ5KSB7CisJCS8qIGF1ZGlvIGRyaXZlcnMgZXhwZWN0IHBpcGUgPSAtMSB0byBpbmRpY2F0ZSBO b24tTVNUIGNhc2VzICovCisJCWlmIChpbnRlbF9lbmNvZGVyLT50eXBlICE9IElOVEVMX09VVFBV VF9EUF9NU1QpCisJCQlwaXBlID0gLTE7CiAJCWFjb21wLT5hdWRpb19vcHMtPnBpbl9lbGRfbm90 aWZ5KGFjb21wLT5hdWRpb19vcHMtPmF1ZGlvX3B0ciwKIAkJCQkJCSAoaW50KSBwb3J0LCAoaW50 KSBwaXBlKTsKKwl9CisKIAlzd2l0Y2ggKGludGVsX2VuY29kZXItPnR5cGUpIHsKIAljYXNlIElO VEVMX09VVFBVVF9IRE1JOgogCQlpbnRlbF9scGVfYXVkaW9fbm90aWZ5KGRldl9wcml2LCBjb25u ZWN0b3ItPmVsZCwgcG9ydCwKQEAgLTY3MSwxMyArNjcyLDEzIEBAIHZvaWQgaW50ZWxfYXVkaW9f Y29kZWNfZGlzYWJsZShzdHJ1Y3QgaW50ZWxfZW5jb2RlciAqaW50ZWxfZW5jb2RlcikKIAlkZXZf cHJpdi0+YXZfZW5jX21hcFtwaXBlXSA9IE5VTEw7CiAJbXV0ZXhfdW5sb2NrKCZkZXZfcHJpdi0+ YXZfbXV0ZXgpOwogCi0JLyogYXVkaW8gZHJpdmVycyBleHBlY3QgcGlwZSA9IC0xIHRvIGluZGlj YXRlIE5vbi1NU1QgY2FzZXMgKi8KLQlpZiAoaW50ZWxfZW5jb2Rlci0+dHlwZSAhPSBJTlRFTF9P VVRQVVRfRFBfTVNUKQotCQlwaXBlID0gLTE7Ci0KLQlpZiAoYWNvbXAgJiYgYWNvbXAtPmF1ZGlv X29wcyAmJiBhY29tcC0+YXVkaW9fb3BzLT5waW5fZWxkX25vdGlmeSkKKwlpZiAoYWNvbXAgJiYg YWNvbXAtPmF1ZGlvX29wcyAmJiBhY29tcC0+YXVkaW9fb3BzLT5waW5fZWxkX25vdGlmeSkgewor CQkvKiBhdWRpbyBkcml2ZXJzIGV4cGVjdCBwaXBlID0gLTEgdG8gaW5kaWNhdGUgTm9uLU1TVCBj YXNlcyAqLworCQlpZiAoaW50ZWxfZW5jb2Rlci0+dHlwZSAhPSBJTlRFTF9PVVRQVVRfRFBfTVNU KQorCQkJcGlwZSA9IC0xOwogCQlhY29tcC0+YXVkaW9fb3BzLT5waW5fZWxkX25vdGlmeShhY29t cC0+YXVkaW9fb3BzLT5hdWRpb19wdHIsCiAJCQkJCQkgKGludCkgcG9ydCwgKGludCkgcGlwZSk7 CisJfQogCiAJaW50ZWxfbHBlX2F1ZGlvX25vdGlmeShkZXZfcHJpdiwgTlVMTCwgcG9ydCwgMCwg ZmFsc2UsIDApOwogfQotLSAKMi4xMS4wCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9pbnRlbC1nZngK