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 66197C432C0 for ; Tue, 3 Dec 2019 08:55:17 +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 3A67F20659 for ; Tue, 3 Dec 2019 08:55:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="cZVnL4RA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3A67F20659 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=iki.fi 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=97s9etIZ7XaSk7O1fWPwuc8JoFabhGFYSSdpFXI8GSY=; b=cZVnL4RAbCu2ds zX0XznsZ1+g1jviKR0HNJ3qVgjAyeBtPXeh3BpHNwkSlTMOs4qTv6IImuE49bWpBN4VlqSUDkt8HU MwOsKKrAwG0e2KnEq7lmTR7e9enOaWCh3U+cnpH+rhEddYLAKTu1AAU4pDYaVvkJ6zsRtuVPaXlIA Gq4uhVjj3ml0bEMhEG2nUEFalWU+kIYLT8BSznMwWWZMF8UQVkvocPSm6O3LapmQsGkxpjHx297sx 4emAWg96oKL1M9P59Jk/wr0kXhZRMe0xMInmqoEqcmyDshDyun0Fi208fsbZgkbckER6UBkamRAWU 6oadpM/y+rmSIgq94xxw==; 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 1ic3xh-0002wx-CT; Tue, 03 Dec 2019 08:55:13 +0000 Received: from hillosipuli.retiisi.org.uk ([2a01:4f9:c010:4572::81:2]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ic3xe-0002gR-LJ for linux-arm-kernel@lists.infradead.org; Tue, 03 Dec 2019 08:55:12 +0000 Received: from valkosipuli.localdomain (valkosipuli.retiisi.org.uk [IPv6:2a01:4f9:c010:4572::80:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by hillosipuli.retiisi.org.uk (Postfix) with ESMTPS id 3F903634C87; Tue, 3 Dec 2019 10:54:18 +0200 (EET) Received: from sailus by valkosipuli.localdomain with local (Exim 4.92) (envelope-from ) id 1ic3wn-0001NZ-OF; Tue, 03 Dec 2019 10:54:17 +0200 Date: Tue, 3 Dec 2019 10:54:17 +0200 From: Sakari Ailus To: Manivannan Sadhasivam Subject: Re: [PATCH 3/5] media: i2c: imx290: Add RAW12 mode support Message-ID: <20191203085417.GB5282@valkosipuli.retiisi.org.uk> References: <20191129190541.30315-1-manivannan.sadhasivam@linaro.org> <20191129190541.30315-4-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20191129190541.30315-4-manivannan.sadhasivam@linaro.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191203_005510_887642_D5286E81 X-CRM114-Status: GOOD ( 16.89 ) 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 Manivannan, On Sat, Nov 30, 2019 at 12:35:39AM +0530, Manivannan Sadhasivam wrote: > IMX290 is capable of outputting frames in both Raw Bayer (packed) 10 and > 12 bit formats. Since the driver already supports RAW10 mode, let's add > the missing RAW12 mode as well. > > Signed-off-by: Manivannan Sadhasivam > --- > drivers/media/i2c/imx290.c | 32 ++++++++++++++++++++++++++++++++ > 1 file changed, 32 insertions(+) > > diff --git a/drivers/media/i2c/imx290.c b/drivers/media/i2c/imx290.c > index e218c959a729..d5bb3a59ac46 100644 > --- a/drivers/media/i2c/imx290.c > +++ b/drivers/media/i2c/imx290.c > @@ -75,6 +75,7 @@ struct imx290 { > struct clk *xclk; > struct regmap *regmap; > int nlanes; > + u8 bpp; > > struct v4l2_subdev sd; > struct v4l2_fwnode_endpoint ep; > @@ -98,6 +99,7 @@ struct imx290_pixfmt { > > static const struct imx290_pixfmt imx290_formats[] = { > { MEDIA_BUS_FMT_SRGGB10_1X10 }, > + { MEDIA_BUS_FMT_SRGGB12_1X12 }, > }; > > static const struct regmap_config imx290_regmap_config = { > @@ -265,6 +267,18 @@ static const struct imx290_regval imx290_10bit_settings[] = { > { 0x300b, 0x00}, > }; > > +static const struct imx290_regval imx290_12bit_settings[] = { > + { 0x3005, 0x01 }, > + { 0x3046, 0x01 }, > + { 0x3129, 0x00 }, > + { 0x317c, 0x00 }, > + { 0x31ec, 0x0e }, > + { 0x3441, 0x0c }, > + { 0x3442, 0x0c }, > + { 0x300a, 0xf0 }, > + { 0x300b, 0x00 }, > +}; > + > /* supported link frequencies */ > static const s64 imx290_link_freq[] = { > IMX290_DEFAULT_LINK_FREQ, > @@ -550,6 +564,21 @@ static int imx290_write_current_format(struct imx290 *imx290, > dev_err(imx290->dev, "Could not set format registers\n"); > return ret; > } > + > + imx290->bpp = 10; > + > + break; > + case MEDIA_BUS_FMT_SRGGB12_1X12: > + ret = imx290_set_register_array(imx290, imx290_12bit_settings, > + ARRAY_SIZE( > + imx290_12bit_settings)); > + if (ret < 0) { > + dev_err(imx290->dev, "Could not set format registers\n"); > + return ret; > + } > + > + imx290->bpp = 12; > + > break; > default: > dev_err(imx290->dev, "Unknown pixel format\n"); > @@ -910,6 +939,9 @@ static int imx290_probe(struct i2c_client *client) > goto free_err; > } > > + /* Default bits per pixel value */ > + imx290->bpp = 10; Where is the format being initialised at the moment? Nowhere? If that is the case, I think it should be fixed before this patch. > + > mutex_init(&imx290->lock); > > v4l2_ctrl_handler_init(&imx290->ctrls, 4); -- Kind regards, Sakari Ailus _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel