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=-8.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 EDDBBC43603 for ; Sun, 15 Dec 2019 17:36:00 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BDF0C20726 for ; Sun, 15 Dec 2019 17:36:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="dFDQGusy"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="tQIuy/2H" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BDF0C20726 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=trOpDPnPPQI8ETx23vIEEcxVUq9iNrndvHnZM4+2UmE=; b=dFDQGusyld3/he mLkL/w6c4nYuzJVzZJU8gYZibgK5j0H5LYQhjUkxb3er95AbnxB2mKUfq+yk2jCBZuPiZDkKwUNq/ GYKWCKo6OhaKbCb97vOmr6v5Nw95v1QJMzFsjY4VOE097aoFLxu6kq+b4Uv4DxupSDtjylxQWKbSz ePkbK6RG/iFuhlvKSxXBn3dkXlLlhLHn7ZLVET3RVfYZ7GevcfmVvLTHjGxQDO4/UlFT9kVkuETKA G5/jtlAfAljUkSWrp2FI+QqyYocy+G1/UzzNR04TQZwAnOWKvgAiBTnwdRlh3xEegUdYzNu87QelX uy5cTWvMjsAfC3IQ/G0g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1igXoG-0006LK-5u; Sun, 15 Dec 2019 17:36:00 +0000 Received: from mail-pj1-x1041.google.com ([2607:f8b0:4864:20::1041]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1igXo9-0006KK-Qe for linux-arm-kernel@lists.infradead.org; Sun, 15 Dec 2019 17:35:59 +0000 Received: by mail-pj1-x1041.google.com with SMTP id g4so1947461pjs.10 for ; Sun, 15 Dec 2019 09:35:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=85nlbiKq3rpWsz2dGxuU4NqF4J9BzTqVbiVO4kippfs=; b=tQIuy/2HcSdEay7ekVyEGAsa4RSKJtYFmcBDN3MlSjp8wysm9Xpf0fq/KgE/GU6Zkc uwqRgv3TuBK9XAd3A1wQ77riVWT49jovChLRJl9H0M12+E9J7+i82TM/4VhRxkTRxkzR wa8hq05Z2iiRMBMUCRRe0M5986rrL+V6rvrDSluKjnCF986cq4znIm1a3LO3UTkNysfS HIByxSxltXtAI9etxUc70cpBugSlOCbN6XsJkJKdbx8pJcT7gxZBINadrTQ6d83ptbqO CGRMwMhNAN32Y8YNJmQJkVvhTeSKrol3GWcuCKv094Zb5Za287OMVT3p6eEBhcA1ZY+K xHDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=85nlbiKq3rpWsz2dGxuU4NqF4J9BzTqVbiVO4kippfs=; b=KHHsIR0Ile49ppOiO9WS/DOo7r3XoDfQDKE4y+SrxyJxVhe+OpPax87ErP+Fhi1k59 CODJ7yhbkQ3fFS4aHXpKWEp06KL9rnj2a6XSl+NLquxpjsYqeoRhLZV1MFiYpPq2AwIo OCxS95PpcKdmQXL5Ee1p1hanqpHtpL7nHd1Q32ui1uKQ1kpSmuaHHXCCZdjhDdM363b8 EW/gkkGxIdz3aWvWrPMapH0osi2zp61Um2djuhhIi6MDJpR7tExKIW7ZsuqG+ANw7wpN 7+Fq+5BYcysvTfY6/JGAkwkmMkujjQIskv0e4egunkApNsXPsBJ1vad1+VX/tTJ13X1s mqqA== X-Gm-Message-State: APjAAAXc/Zv/9uysGLAfIGl5u79KCwUgz6QMmozFBr8v9wOpREJEDyA5 969OdylK3VGRbZp8Ts4KUDk5 X-Google-Smtp-Source: APXvYqxaLfB48R/yYSynM4mJt1uNrHQ/vR38PBU61rkRabHdtFR6nTdX3wg7HpbcKSK67x5dyusrXA== X-Received: by 2002:a17:902:b609:: with SMTP id b9mr11776684pls.70.1576431353150; Sun, 15 Dec 2019 09:35:53 -0800 (PST) Received: from Mani-XPS-13-9360 ([2409:4072:78f:3e30:ad66:df45:6a09:a260]) by smtp.gmail.com with ESMTPSA id g19sm18735361pfh.134.2019.12.15.09.35.45 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 15 Dec 2019 09:35:52 -0800 (PST) Date: Sun, 15 Dec 2019 23:05:42 +0530 From: Manivannan Sadhasivam To: Sakari Ailus Subject: Re: [PATCH 2/5] media: i2c: imx290: Add support for test pattern generation Message-ID: <20191215173542.GB11427@Mani-XPS-13-9360> References: <20191129190541.30315-1-manivannan.sadhasivam@linaro.org> <20191129190541.30315-3-manivannan.sadhasivam@linaro.org> <20191203084850.GA5282@valkosipuli.retiisi.org.uk> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20191203084850.GA5282@valkosipuli.retiisi.org.uk> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191215_093553_886807_9ACECE33 X-CRM114-Status: GOOD ( 17.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, c.barrett@framos.com, linux-kernel@vger.kernel.org, a.brela@framos.com, peter.griffin@linaro.org, mchehab@kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Sakari, On Tue, Dec 03, 2019 at 10:48:50AM +0200, Sakari Ailus wrote: > Hi Manivannan, > > On Sat, Nov 30, 2019 at 12:35:38AM +0530, Manivannan Sadhasivam wrote: > > Add support for generating following test patterns by IMX290: > > > > * Sequence Pattern 1 > > * Horizontal Color-bar Chart > > * Vertical Color-bar Chart > > * Sequence Pattern 2 > > * Gradation Pattern 1 > > * Gradation Pattern 2 > > * 000/555h Toggle Pattern > > > > Signed-off-by: Manivannan Sadhasivam > > --- > > drivers/media/i2c/imx290.c | 41 +++++++++++++++++++++++++++++++++++++- > > 1 file changed, 40 insertions(+), 1 deletion(-) > > > > diff --git a/drivers/media/i2c/imx290.c b/drivers/media/i2c/imx290.c > > index 1d49910937fb..e218c959a729 100644 > > --- a/drivers/media/i2c/imx290.c > > +++ b/drivers/media/i2c/imx290.c > > @@ -26,12 +26,19 @@ > > #define IMX290_REGHOLD 0x3001 > > #define IMX290_XMSTA 0x3002 > > #define IMX290_FR_FDG_SEL 0x3009 > > +#define IMX290_BLKLEVEL_LOW 0x300a > > +#define IMX290_BLKLEVEL_HIGH 0x300b > > #define IMX290_GAIN 0x3014 > > #define IMX290_HMAX_LOW 0x301c > > #define IMX290_HMAX_HIGH 0x301d > > +#define IMX290_PGCTRL 0x308c > > #define IMX290_PHY_LANE_NUM 0x3407 > > #define IMX290_CSI_LANE_MODE 0x3443 > > > > +#define IMX290_PGCTRL_REGEN BIT(0) > > +#define IMX290_PGCTRL_THRU BIT(1) > > +#define IMX290_PGCTRL_MODE(n) ((n) << 4) > > + > > /* HMAX fields */ > > #define IMX290_HMAX_2_1920 0x1130 > > #define IMX290_HMAX_4_1920 0x0898 > > @@ -99,6 +106,17 @@ static const struct regmap_config imx290_regmap_config = { > > .cache_type = REGCACHE_RBTREE, > > }; > > > > +static const char * const imx290_test_pattern_menu[] = { > > + "Disabled", > > + "Sequence Pattern 1", > > + "Horizontal Color-bar Chart", > > + "Vertical Color-bar Chart", > > + "Sequence Pattern 2", > > + "Gradation Pattern 1", > > + "Gradation Pattern 2", > > + "000/555h Toggle Pattern", > > +}; > > + > > static const struct imx290_regval imx290_global_init_settings[] = { > > { 0x3007, 0x00 }, > > { 0x3018, 0x65 }, > > @@ -394,6 +412,22 @@ static int imx290_set_ctrl(struct v4l2_ctrl *ctrl) > > case V4L2_CID_GAIN: > > ret = imx290_set_gain(imx290, ctrl->val); > > break; > > + case V4L2_CID_TEST_PATTERN: > > + if (ctrl->val) { > > + imx290_write_reg(imx290, IMX290_BLKLEVEL_LOW, 0x00); > > + imx290_write_reg(imx290, IMX290_BLKLEVEL_HIGH, 0x00); > > + mdelay(10); > > Any particular reason for a busy loop instead of sleeping? Same below. > Nothing. I should've used msleep() here... Will change it. Thanks, Mani > > + imx290_write_reg(imx290, IMX290_PGCTRL, > > + (u8)(IMX290_PGCTRL_REGEN | > > + IMX290_PGCTRL_THRU | > > + IMX290_PGCTRL_MODE(ctrl->val))); > > + } else { > > + imx290_write_reg(imx290, IMX290_PGCTRL, 0x00); > > + mdelay(10); > > + imx290_write_reg(imx290, IMX290_BLKLEVEL_LOW, 0x3c); > > + imx290_write_reg(imx290, IMX290_BLKLEVEL_HIGH, 0x00); > > + } > > + break; > > default: > > ret = -EINVAL; > > break; > > @@ -878,7 +912,7 @@ static int imx290_probe(struct i2c_client *client) > > > > mutex_init(&imx290->lock); > > > > - v4l2_ctrl_handler_init(&imx290->ctrls, 3); > > + v4l2_ctrl_handler_init(&imx290->ctrls, 4); > > > > v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops, > > V4L2_CID_GAIN, 0, 72, 1, 0); > > @@ -896,6 +930,11 @@ static int imx290_probe(struct i2c_client *client) > > INT_MAX, 1, > > imx290_modes[0].pixel_rate); > > > > + v4l2_ctrl_new_std_menu_items(&imx290->ctrls, &imx290_ctrl_ops, > > + V4L2_CID_TEST_PATTERN, > > + ARRAY_SIZE(imx290_test_pattern_menu) - 1, > > + 0, 0, imx290_test_pattern_menu); > > + > > imx290->sd.ctrl_handler = &imx290->ctrls; > > > > if (imx290->ctrls.error) { > > -- > Sakari Ailus _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel