From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Keeping Subject: [PATCH v4 18/23] drm/rockchip: dw-mipi-dsi: use specific poll helper Date: Fri, 24 Feb 2017 12:55:01 +0000 Message-ID: <20170224125506.21533-19-john@metanate.com> References: <20170224125506.21533-1-john@metanate.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170224125506.21533-1-john@metanate.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Mark Yao Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, Chris Zhong , linux-arm-kernel@lists.infradead.org List-Id: linux-rockchip.vger.kernel.org QXMgdGhlIGRvY3VtZW50YXRpb24gZm9yIHJlYWR4X3BvbGxfdGltZW91dCBzYXlzLCB3ZSB3YW50 IHRvIHVzZSB0aGUKc3BlY2lhbGl6ZWQgbWFjcm8gZm9yIHJlYWRsIHJhdGhlciB0aGFuIHVzaW5n IHRoZSBnZW5lcmljIHZlcnNpb24KZGlyZWN0bHkuCgpTaWduZWQtb2ZmLWJ5OiBKb2huIEtlZXBp bmcgPGpvaG5AbWV0YW5hdGUuY29tPgpSZXZpZXdlZC1ieTogQ2hyaXMgWmhvbmcgPHp5d0Byb2Nr LWNoaXBzLmNvbT4KUmV2aWV3ZWQtYnk6IFNlYW4gUGF1bCA8c2VhbnBhdWxAY2hyb21pdW0ub3Jn PgotLS0KdjQ6Ci0gQWRkIFNlYW4ncyBSZXZpZXdlZC1ieQp2MzoKLSBBZGQgQ2hyaXMnIFJldmll d2VkLWJ5ClVuY2hhbmdlZCBpbiB2MgotLS0KIGRyaXZlcnMvZ3B1L2RybS9yb2NrY2hpcC9kdy1t aXBpLWRzaS5jIHwgMTAgKysrKystLS0tLQogMSBmaWxlIGNoYW5nZWQsIDUgaW5zZXJ0aW9ucygr KSwgNSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vcm9ja2NoaXAv ZHctbWlwaS1kc2kuYyBiL2RyaXZlcnMvZ3B1L2RybS9yb2NrY2hpcC9kdy1taXBpLWRzaS5jCmlu ZGV4IGU2YjUyYzdjYjVlMy4uY2NmODE4ZDVjN2FjIDEwMDY0NAotLS0gYS9kcml2ZXJzL2dwdS9k cm0vcm9ja2NoaXAvZHctbWlwaS1kc2kuYworKysgYi9kcml2ZXJzL2dwdS9kcm0vcm9ja2NoaXAv ZHctbWlwaS1kc2kuYwpAQCAtNDcwLDE0ICs0NzAsMTQgQEAgc3RhdGljIGludCBkd19taXBpX2Rz aV9waHlfaW5pdChzdHJ1Y3QgZHdfbWlwaV9kc2kgKmRzaSkKIAkJCQkgICAgIFBIWV9VTlJTVFog fCBQSFlfVU5TSFVURE9XTlopOwogCiAKLQlyZXQgPSByZWFkeF9wb2xsX3RpbWVvdXQocmVhZGws IGRzaS0+YmFzZSArIERTSV9QSFlfU1RBVFVTLAorCXJldCA9IHJlYWRsX3BvbGxfdGltZW91dChk c2ktPmJhc2UgKyBEU0lfUEhZX1NUQVRVUywKIAkJCQkgdmFsLCB2YWwgJiBMT0NLLCAxMDAwLCBQ SFlfU1RBVFVTX1RJTUVPVVRfVVMpOwogCWlmIChyZXQgPCAwKSB7CiAJCWRldl9lcnIoZHNpLT5k ZXYsICJmYWlsZWQgdG8gd2FpdCBmb3IgcGh5IGxvY2sgc3RhdGVcbiIpOwogCQlyZXR1cm4gcmV0 OwogCX0KIAotCXJldCA9IHJlYWR4X3BvbGxfdGltZW91dChyZWFkbCwgZHNpLT5iYXNlICsgRFNJ X1BIWV9TVEFUVVMsCisJcmV0ID0gcmVhZGxfcG9sbF90aW1lb3V0KGRzaS0+YmFzZSArIERTSV9Q SFlfU1RBVFVTLAogCQkJCSB2YWwsIHZhbCAmIFNUT1BfU1RBVEVfQ0xLX0xBTkUsIDEwMDAsCiAJ CQkJIFBIWV9TVEFUVVNfVElNRU9VVF9VUyk7CiAJaWYgKHJldCA8IDApIHsKQEAgLTYwNCw3ICs2 MDQsNyBAQCBzdGF0aWMgaW50IGR3X21pcGlfZHNpX2dlbl9wa3RfaGRyX3dyaXRlKHN0cnVjdCBk d19taXBpX2RzaSAqZHNpLCB1MzIgaGRyX3ZhbCkKIAlpbnQgcmV0OwogCXUzMiB2YWwsIG1hc2s7 CiAKLQlyZXQgPSByZWFkeF9wb2xsX3RpbWVvdXQocmVhZGwsIGRzaS0+YmFzZSArIERTSV9DTURf UEtUX1NUQVRVUywKKwlyZXQgPSByZWFkbF9wb2xsX3RpbWVvdXQoZHNpLT5iYXNlICsgRFNJX0NN RF9QS1RfU1RBVFVTLAogCQkJCSB2YWwsICEodmFsICYgR0VOX0NNRF9GVUxMKSwgMTAwMCwKIAkJ CQkgQ01EX1BLVF9TVEFUVVNfVElNRU9VVF9VUyk7CiAJaWYgKHJldCA8IDApIHsKQEAgLTYxNSw3 ICs2MTUsNyBAQCBzdGF0aWMgaW50IGR3X21pcGlfZHNpX2dlbl9wa3RfaGRyX3dyaXRlKHN0cnVj dCBkd19taXBpX2RzaSAqZHNpLCB1MzIgaGRyX3ZhbCkKIAlkc2lfd3JpdGUoZHNpLCBEU0lfR0VO X0hEUiwgaGRyX3ZhbCk7CiAKIAltYXNrID0gR0VOX0NNRF9FTVBUWSB8IEdFTl9QTERfV19FTVBU WTsKLQlyZXQgPSByZWFkeF9wb2xsX3RpbWVvdXQocmVhZGwsIGRzaS0+YmFzZSArIERTSV9DTURf UEtUX1NUQVRVUywKKwlyZXQgPSByZWFkbF9wb2xsX3RpbWVvdXQoZHNpLT5iYXNlICsgRFNJX0NN RF9QS1RfU1RBVFVTLAogCQkJCSB2YWwsICh2YWwgJiBtYXNrKSA9PSBtYXNrLAogCQkJCSAxMDAw LCBDTURfUEtUX1NUQVRVU19USU1FT1VUX1VTKTsKIAlpZiAocmV0IDwgMCkgewpAQCAtNjc2LDcg KzY3Niw3IEBAIHN0YXRpYyBpbnQgZHdfbWlwaV9kc2lfZGNzX2xvbmdfd3JpdGUoc3RydWN0IGR3 X21pcGlfZHNpICpkc2ksCiAJCQlsZW4gLT0gcGxkX2RhdGFfYnl0ZXM7CiAJCX0KIAotCQlyZXQg PSByZWFkeF9wb2xsX3RpbWVvdXQocmVhZGwsIGRzaS0+YmFzZSArIERTSV9DTURfUEtUX1NUQVRV UywKKwkJcmV0ID0gcmVhZGxfcG9sbF90aW1lb3V0KGRzaS0+YmFzZSArIERTSV9DTURfUEtUX1NU QVRVUywKIAkJCQkJIHZhbCwgISh2YWwgJiBHRU5fUExEX1dfRlVMTCksIDEwMDAsCiAJCQkJCSBD TURfUEtUX1NUQVRVU19USU1FT1VUX1VTKTsKIAkJaWYgKHJldCA8IDApIHsKLS0gCjIuMTIuMC5y YzAuMjMwLmdmNjI1ZDRjZGI5LmRpcnR5CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9kcmktZGV2ZWwK