From patchwork Fri Mar 11 14:35:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 12778154 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C429DC433FE for ; Fri, 11 Mar 2022 14:38:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345892AbiCKOjr (ORCPT ); Fri, 11 Mar 2022 09:39:47 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349574AbiCKOhj (ORCPT ); Fri, 11 Mar 2022 09:37:39 -0500 Received: from relay1-d.mail.gandi.net (relay1-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::221]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34A801C9455; Fri, 11 Mar 2022 06:36:30 -0800 (PST) Received: (Authenticated sender: paul.kocialkowski@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 50B90240004; Fri, 11 Mar 2022 14:36:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1647009389; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=iggvo2rKOQxtmuPw2qJyHa5S/fk0RafXxscwtfDj1dg=; b=l9t27ymgioqxk7VMuWg/PvC3tPc7/UErsoxRubSz31jmRdbEC0qRkTI0l+7Yonz1Ba8MUz VVKgEiwiGzKKZzK96DGmG9o/JFR2xhwQcjFYA677mnScynZ9MlRl77npkKBGQta/uouBpT eRNdAxPFeeMv2LSX5GV2LPAcRfZCtJT+UwVcJ7BV95fecJ2JJS2x/XtRVoydAW81Zg7UyL p/Rx39pi2Vwga2MUx4zewJD8Bas7j1ttgYhiiE3mPJI1JcNm/6BEorzAq3uAeFsv6pKWE2 9sxevk6fr/NG64ZB2LF+jzsalYlpbdWdZmxV40yRJYCfuMmkD1vaaVh+Qxm0ig== From: Paul Kocialkowski To: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev Cc: Yong Deng , Paul Kocialkowski , Mauro Carvalho Chehab , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Laurent Pinchart , Maxime Ripard , Thomas Petazzoni Subject: [PATCH v3 26/46] media: sun6i-csi: Remove custom format helper and rework configure Date: Fri, 11 Mar 2022 15:35:12 +0100 Message-Id: <20220311143532.265091-27-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220311143532.265091-1-paul.kocialkowski@bootlin.com> References: <20220311143532.265091-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Remove the custom sun6i_csi_get_bpp helper in favor of common v4l2 infrastructure and rework the related window configuration code. Signed-off-by: Paul Kocialkowski --- .../platform/sunxi/sun6i-csi/sun6i_csi.h | 49 ------------- .../sunxi/sun6i-csi/sun6i_csi_capture.c | 70 +++++++++---------- 2 files changed, 35 insertions(+), 84 deletions(-) diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h index 8a9586e02f73..21932aae3636 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h @@ -61,53 +61,4 @@ struct sun6i_csi_variant { bool sun6i_csi_is_format_supported(struct sun6i_csi_device *csi_dev, u32 pixformat, u32 mbus_code); -/* get bpp form v4l2 pixformat */ -static inline int sun6i_csi_get_bpp(unsigned int pixformat) -{ - switch (pixformat) { - case V4L2_PIX_FMT_SBGGR8: - case V4L2_PIX_FMT_SGBRG8: - case V4L2_PIX_FMT_SGRBG8: - case V4L2_PIX_FMT_SRGGB8: - case V4L2_PIX_FMT_JPEG: - return 8; - case V4L2_PIX_FMT_SBGGR10: - case V4L2_PIX_FMT_SGBRG10: - case V4L2_PIX_FMT_SGRBG10: - case V4L2_PIX_FMT_SRGGB10: - return 10; - case V4L2_PIX_FMT_SBGGR12: - case V4L2_PIX_FMT_SGBRG12: - case V4L2_PIX_FMT_SGRBG12: - case V4L2_PIX_FMT_SRGGB12: - case V4L2_PIX_FMT_NV12_16L16: - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV21: - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: - return 12; - case V4L2_PIX_FMT_YUYV: - case V4L2_PIX_FMT_YVYU: - case V4L2_PIX_FMT_UYVY: - case V4L2_PIX_FMT_VYUY: - case V4L2_PIX_FMT_NV16: - case V4L2_PIX_FMT_NV61: - case V4L2_PIX_FMT_YUV422P: - case V4L2_PIX_FMT_RGB565: - case V4L2_PIX_FMT_RGB565X: - return 16; - case V4L2_PIX_FMT_RGB24: - case V4L2_PIX_FMT_BGR24: - return 24; - case V4L2_PIX_FMT_RGB32: - case V4L2_PIX_FMT_BGR32: - return 32; - default: - WARN(1, "Unsupported pixformat: 0x%x\n", pixformat); - break; - } - - return 0; -} - #endif /* __SUN6I_CSI_H__ */ diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c index 9c8b33c7e59c..f977b89dcea2 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c @@ -483,68 +483,68 @@ static void sun6i_csi_capture_configure_format(struct sun6i_csi_device *csi_dev) static void sun6i_csi_capture_configure_window(struct sun6i_csi_device *csi_dev) { + struct regmap *regmap = csi_dev->regmap; + const struct v4l2_format_info *info; + u32 hsize_len, vsize_len; + u32 luma_line, chroma_line = 0; u32 pixelformat, field; u32 width, height; - u32 bytesperline_y; - u32 bytesperline_c; - u32 hor_len; sun6i_csi_capture_dimensions(csi_dev, &width, &height); sun6i_csi_capture_format(csi_dev, &pixelformat, &field); - hor_len = width; + hsize_len = width; + vsize_len = height; switch (pixelformat) { case V4L2_PIX_FMT_YUYV: case V4L2_PIX_FMT_YVYU: case V4L2_PIX_FMT_UYVY: case V4L2_PIX_FMT_VYUY: - dev_dbg(csi_dev->dev, - "Horizontal length should be 2 times of width for packed YUV formats!\n"); - hor_len = width * 2; + /* + * Horizontal length should be 2 times of width for packed + * YUV formats. + */ + hsize_len *= 2; break; default: break; } - regmap_write(csi_dev->regmap, SUN6I_CSI_CH_HSIZE_REG, - SUN6I_CSI_CH_HSIZE_LEN(hor_len) | + regmap_write(regmap, SUN6I_CSI_CH_HSIZE_REG, + SUN6I_CSI_CH_HSIZE_LEN(hsize_len) | SUN6I_CSI_CH_HSIZE_START(0)); - regmap_write(csi_dev->regmap, SUN6I_CSI_CH_VSIZE_REG, - SUN6I_CSI_CH_VSIZE_LEN(height) | + + regmap_write(regmap, SUN6I_CSI_CH_VSIZE_REG, + SUN6I_CSI_CH_VSIZE_LEN(vsize_len) | SUN6I_CSI_CH_VSIZE_START(0)); switch (pixelformat) { - case V4L2_PIX_FMT_NV12_16L16: - case V4L2_PIX_FMT_NV12: - case V4L2_PIX_FMT_NV21: - case V4L2_PIX_FMT_NV16: - case V4L2_PIX_FMT_NV61: - bytesperline_y = width; - bytesperline_c = width; + case V4L2_PIX_FMT_RGB565X: + luma_line = width * 2; break; - case V4L2_PIX_FMT_YUV420: - case V4L2_PIX_FMT_YVU420: - bytesperline_y = width; - bytesperline_c = width / 2; + case V4L2_PIX_FMT_NV12_16L16: + luma_line = width; + chroma_line = width; break; - case V4L2_PIX_FMT_YUV422P: - bytesperline_y = width; - bytesperline_c = width / 2; + case V4L2_PIX_FMT_JPEG: + luma_line = width; break; - default: /* raw */ - dev_dbg(csi_dev->dev, - "Calculating pixelformat(0x%x)'s bytesperline as a packed format\n", - pixelformat); - bytesperline_y = (sun6i_csi_get_bpp(pixelformat) * - width) / 8; - bytesperline_c = 0; + default: + info = v4l2_format_info(pixelformat); + if (WARN_ON(!info)) + return; + + luma_line = width * info->bpp[0]; + + if (info->comp_planes > 1) + chroma_line = width * info->bpp[1] / info->hdiv; break; } - regmap_write(csi_dev->regmap, SUN6I_CSI_CH_BUF_LEN_REG, - SUN6I_CSI_CH_BUF_LEN_CHROMA_LINE(bytesperline_c) | - SUN6I_CSI_CH_BUF_LEN_LUMA_LINE(bytesperline_y)); + regmap_write(regmap, SUN6I_CSI_CH_BUF_LEN_REG, + SUN6I_CSI_CH_BUF_LEN_CHROMA_LINE(chroma_line) | + SUN6I_CSI_CH_BUF_LEN_LUMA_LINE(luma_line)); } static void sun6i_csi_capture_configure(struct sun6i_csi_device *csi_dev)