From patchwork Thu Nov 4 11:43:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dorota Czaplejewicz X-Patchwork-Id: 12602929 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2CC0DC433EF for ; Thu, 4 Nov 2021 11:45:36 +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 F14196120D for ; Thu, 4 Nov 2021 11:45:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org F14196120D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=puri.sm Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: MIME-Version:References:In-Reply-To:Message-ID:Subject:To:From:Date:Reply-To: Cc:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=LO2Pozc+gozyCnAv+Pk81J1t7ZV3GQ0bpDnPKi+wV3A=; b=zPyxTPyoK102uWKMz4GVm9IlYS NLaTHxvtYZgKW+8esaB8Pq8tOh1Q+ZpLBpn7OFyNjG9n7WIVCTLMssAUBwHQsoUm9/54UJq/jmDbI ly1efhMADnzOtYm/Tg5+w864VtjOli/tBDYII/u+y280zlv1F+yiJCiEb6inpRGmQddvQrT0P+Vqb dW8ns/ZT3NOIqf3x9+X25lm/o5oMX72G2ESnIstyNBMzYZMOTjOFjxctXaaqXrz85PaJnYr/by49e xSpwyPST5AQMB4lz/isGwV8uIk3Y7+hosMm/66d0ZieuusCxa4USIjAUvL2hRm58qdoMS0QYVk3z1 lAgI9NUQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mibAB-008k2l-Qk; Thu, 04 Nov 2021 11:44:11 +0000 Received: from comms.puri.sm ([159.203.221.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mibA8-008k1e-NV for linux-arm-kernel@lists.infradead.org; Thu, 04 Nov 2021 11:44:10 +0000 Received: from localhost (localhost [127.0.0.1]) by comms.puri.sm (Postfix) with ESMTP id 8EEF6DFE31; Thu, 4 Nov 2021 04:44:08 -0700 (PDT) Received: from comms.puri.sm ([127.0.0.1]) by localhost (comms.puri.sm [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id K-Bxxti0XGVE; Thu, 4 Nov 2021 04:44:07 -0700 (PDT) Date: Thu, 4 Nov 2021 12:43:53 +0100 From: Dorota Czaplejewicz To: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@puri.sm, phone-devel@vger.kernel.org Subject: [PATCH v4 4/5] media: imx: Use dedicated format handler for i.MX7/8 Message-ID: <20211104113631.206899-4-dorota.czaplejewicz@puri.sm> In-Reply-To: <20211104113631.206899-1-dorota.czaplejewicz@puri.sm> References: <20211104113631.206899-1-dorota.czaplejewicz@puri.sm> Organization: Purism MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211104_044408_804092_053A79DF X-CRM114-Status: GOOD ( 15.05 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This splits out a format handler which takes into account the capabilities of the i.MX7/8 video device, as opposed to the default handler compatible with both i.MX5/6 and i.MX7/8. Signed-off-by: Dorota Czaplejewicz --- drivers/staging/media/imx/imx-media-utils.c | 58 +++++++++++++++++++-- 1 file changed, 54 insertions(+), 4 deletions(-) diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c index 8b5c6bcfd4fa..c0a84c79947e 100644 --- a/drivers/staging/media/imx/imx-media-utils.c +++ b/drivers/staging/media/imx/imx-media-utils.c @@ -516,10 +516,9 @@ void imx_media_try_colorimetry(struct v4l2_mbus_framefmt *tryfmt, } EXPORT_SYMBOL_GPL(imx_media_try_colorimetry); -int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, - const struct v4l2_mbus_framefmt *mbus, - const struct imx_media_pixfmt *cc, - enum imx_media_device_type type) +static int imx56_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc) { u32 width; u32 stride; @@ -568,6 +567,57 @@ int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, return 0; } + +static int imx78_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc) +{ + int ret; + + if (!cc) + cc = imx_media_find_mbus_format(mbus->code, PIXFMT_SEL_ANY); + + if (!cc) + return -EINVAL; + /* + * The hardware can handle line lengths divisible by 4 pixels + * as long as the whole buffer size ends up divisible by 8 bytes. + * If not, use the value of 8 pixels recommended in the datasheet. + */ + ret = v4l2_fill_pixfmt(pix, cc->fourcc, + round_up(mbus->width, 4), mbus->height); + if (ret) + return ret; + + /* Only 8bits-per-pixel formats may need to get aligned to 8 pixels, + * because both 10-bit and 16-bit pixels occupy 2 bytes. + * In those, 4-pixel aligmnent is equal to 8-byte alignment. + */ + if (pix->sizeimage % 8 != 0) + ret = v4l2_fill_pixfmt(pix, cc->fourcc, + round_up(mbus->width, 8), mbus->height); + + pix->colorspace = mbus->colorspace; + pix->xfer_func = mbus->xfer_func; + pix->ycbcr_enc = mbus->ycbcr_enc; + pix->quantization = mbus->quantization; + pix->field = mbus->field; + + return ret; +} + +int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc, + enum imx_media_device_type type) { + switch (type) { + case DEVICE_TYPE_IMX56: + return imx56_media_mbus_fmt_to_pix_fmt(pix, mbus, cc); + case DEVICE_TYPE_IMX78: + return imx78_media_mbus_fmt_to_pix_fmt(pix, mbus, cc); + } + return -EINVAL; +} EXPORT_SYMBOL_GPL(imx_media_mbus_fmt_to_pix_fmt); void imx_media_free_dma_buf(struct device *dev,