From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6BD37C3A5A6 for ; Sun, 22 Sep 2019 18:57:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3D90C21D7C for ; Sun, 22 Sep 2019 18:57:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569178655; bh=nE9nz5evbkAO8wmG0ixscqvwNdd1KDUNZZz1Dyjbub8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qLQ1EqBWDljXjMdsQkmROUPJLPu9QNSWKba0B+/q6fe2RQvoKDhgTS2OnTaowJZ2d tL77Mh1N2WKm6dgBDmhUJyWdncSnYZA6iFHvdriAZSyqiJk8obTAyw4YCHKf4k5jBF 13fm1cynJpRH8lzFblpBOWSjeLItJGTI0XNi5yLs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2438495AbfIVS5d (ORCPT ); Sun, 22 Sep 2019 14:57:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:60114 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2394850AbfIVS5c (ORCPT ); Sun, 22 Sep 2019 14:57:32 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DAF322186A; Sun, 22 Sep 2019 18:57:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569178651; bh=nE9nz5evbkAO8wmG0ixscqvwNdd1KDUNZZz1Dyjbub8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mdhtEGc0kKueewHy1hSq5zc0i5gV83SGPLLnSVVMs9Ve6fVO5OLmNsbhZNpxRMfyQ wmvyTdxte6CgFqTwHVBNTKZYpRxVr5GiIJPcynuLI7CGzwu/Fuxhc3L0INq5coUWwt WmyKpdrlCFb8feCG9bouEesaaBS3cLS7IKTRi5HA= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Sean Young , Sean Wang , Mauro Carvalho Chehab , Sasha Levin , linux-media@vger.kernel.org Subject: [PATCH AUTOSEL 4.14 07/89] media: mtk-cir: lower de-glitch counter for rc-mm protocol Date: Sun, 22 Sep 2019 14:55:55 -0400 Message-Id: <20190922185717.3412-7-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190922185717.3412-1-sashal@kernel.org> References: <20190922185717.3412-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Sean Young [ Upstream commit 5dd4b89dc098bf22cd13e82a308f42a02c102b2b ] The rc-mm protocol can't be decoded by the mtk-cir since the de-glitch filter removes pulses/spaces shorter than 294 microseconds. Tested on a BananaPi R2. Signed-off-by: Sean Young Acked-by: Sean Wang Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/rc/mtk-cir.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/media/rc/mtk-cir.c b/drivers/media/rc/mtk-cir.c index e88eb64e8e693..00a4a0dfcab87 100644 --- a/drivers/media/rc/mtk-cir.c +++ b/drivers/media/rc/mtk-cir.c @@ -44,6 +44,11 @@ /* Fields containing pulse width data */ #define MTK_WIDTH_MASK (GENMASK(7, 0)) +/* IR threshold */ +#define MTK_IRTHD 0x14 +#define MTK_DG_CNT_MASK (GENMASK(12, 8)) +#define MTK_DG_CNT(x) ((x) << 8) + /* Bit to enable interrupt */ #define MTK_IRINT_EN BIT(0) @@ -411,6 +416,9 @@ static int mtk_ir_probe(struct platform_device *pdev) mtk_w32_mask(ir, val, ir->data->fields[MTK_HW_PERIOD].mask, ir->data->fields[MTK_HW_PERIOD].reg); + /* Set de-glitch counter */ + mtk_w32_mask(ir, MTK_DG_CNT(1), MTK_DG_CNT_MASK, MTK_IRTHD); + /* Enable IR and PWM */ val = mtk_r32(ir, MTK_CONFIG_HIGH_REG); val |= MTK_OK_COUNT(ir->data->ok_count) | MTK_PWM_EN | MTK_IR_EN; -- 2.20.1