From patchwork Sun Feb 3 16:03:56 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 10794765 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4408A184E for ; Sun, 3 Feb 2019 16:04:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3568628C79 for ; Sun, 3 Feb 2019 16:04:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 29D442901C; Sun, 3 Feb 2019 16:04:20 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id CFAAC28C79 for ; Sun, 3 Feb 2019 16:04:19 +0000 (UTC) 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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=OUPeVNbJeOmZYhtbMmWfUZsQY6YBnrapOXNuxsPv2SE=; b=CE9vZXW3YlN2rs igLdem0Mc+X+FsOtyqolluNa/3Et0q35e8OaZqgbq1Aotv56Xx1aZk8xffqZaTOPVaJnN87pdQrYD RO//ddVLSJHqem8yOdty/vRho1zwruy/4MwC4URikvkCdKh4pNdBkXagAp7BjxYzJloW3y/iv37GR fEwYn47B9LwSOhmIc2lL5djWwN5EQa0Cqpe4CsfiW+Uh+GXOVPv6UpBQUTP/cU2xKR+0Wg/icAwQx 9RvjpmVb18eUfuAaozbl+UpjuDud3UfTODF0WzZH5yhTMntOXXFWHHnRKyZe8SB48xzj7hXwUOZmL oJ1zYSVl9ZRgI62EO2oQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqKFj-00047j-Vh; Sun, 03 Feb 2019 16:04:16 +0000 Received: from mirror2.csie.ntu.edu.tw ([140.112.30.76] helo=wens.csie.org) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqKFX-0003xO-63 for linux-arm-kernel@lists.infradead.org; Sun, 03 Feb 2019 16:04:04 +0000 Received: by wens.csie.org (Postfix, from userid 1000) id 9E56B5FB7A; Mon, 4 Feb 2019 00:04:01 +0800 (CST) From: Chen-Yu Tsai To: Yong Deng , Maxime Ripard , Mauro Carvalho Chehab , Sakari Ailus Subject: [PATCH 1/3] media: sun6i: Fix CSI regmap's max_register Date: Mon, 4 Feb 2019 00:03:56 +0800 Message-Id: <20190203160358.21050-2-wens@csie.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190203160358.21050-1-wens@csie.org> References: <20190203160358.21050-1-wens@csie.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190203_080403_360326_D47D4A33 X-CRM114-Status: GOOD ( 13.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stable@vger.kernel.org, Chen-Yu Tsai , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP max_register is currently set to 0x1000. This is beyond the mapped address range of the hardware, so attempts to dump the regmap from debugfs would trigger a kernel exception. Furthermore, the useful registers only occupy a small section at the beginning of the full range. Change the value to 0x9c, the last known register on the V3s and H3. On the A31, the register range is extended to support additional capture channels. Since this is not yet supported, ignore it for now. Fixes: 5cc7522d8965 ("media: sun6i: Add support for Allwinner CSI V3s") Cc: Signed-off-by: Chen-Yu Tsai Acked-by: Maxime Ripard --- drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c index ee882b66a5ea..332cf81a7ecf 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c @@ -793,7 +793,7 @@ static const struct regmap_config sun6i_csi_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, - .max_register = 0x1000, + .max_register = 0x9c, }; static int sun6i_csi_resource_request(struct sun6i_csi_dev *sdev, From patchwork Sun Feb 3 16:03:57 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 10794775 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8C47113BF for ; Sun, 3 Feb 2019 16:04:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7B4EF28C79 for ; Sun, 3 Feb 2019 16:04:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6EF3C29010; Sun, 3 Feb 2019 16:04:45 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 05D3028C79 for ; Sun, 3 Feb 2019 16:04:45 +0000 (UTC) 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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=onEFQEbQIld3SKzDpN8WeJqwkijO2UuCp9H/Jqayeq0=; b=sTR4lvnlXHdhLY LCP5rKbOo2y/ANQrHtahPiuB1INr3C4NX1uiNrdgpYWWdgegcDdW0Pgc4lewJLrkSaCtJQQJZcAfN ffdJeG23CUUGekq5GRP/QxQBtpbDXNqkfmmqf0+Idt+YN4frQshfFMFCPKnV8dxQoGtjIwx8P6Ce1 99G9eumD79ABHsyBfSyl3dRGN8iU76wfrwblgGZXxLdXSgsUivvNfYERoB59ehk088M0EUxiSThpX l7QPmZhsWFNKJOwou/8ekis1IJbKIK/ZHPOYMhQc4Hdfv1Iwo+BxOKrrRhcxnCeTqpl1hF6hYCQJo NQC4eaFvTr8Rayw/DROQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqKGA-0004cR-0v; Sun, 03 Feb 2019 16:04:42 +0000 Received: from mirror2.csie.ntu.edu.tw ([140.112.30.76] helo=wens.csie.org) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqKFX-0003xQ-64 for linux-arm-kernel@lists.infradead.org; Sun, 03 Feb 2019 16:04:06 +0000 Received: by wens.csie.org (Postfix, from userid 1000) id A7ED85FD40; Mon, 4 Feb 2019 00:04:01 +0800 (CST) From: Chen-Yu Tsai To: Yong Deng , Maxime Ripard , Mauro Carvalho Chehab , Sakari Ailus Subject: [PATCH 2/3] media: sun6i: Add support for RGB565 formats Date: Mon, 4 Feb 2019 00:03:57 +0800 Message-Id: <20190203160358.21050-3-wens@csie.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190203160358.21050-1-wens@csie.org> References: <20190203160358.21050-1-wens@csie.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190203_080403_490000_43E456BD X-CRM114-Status: GOOD ( 11.97 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Chen-Yu Tsai , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The CSI controller can take raw data from the data bus and output RGB565 format. The controller does not distinguish between RGB565 LE and BE. Instead this is determined by the media bus format, i.e. the format or order the sensor is sending data in. Signed-off-by: Chen-Yu Tsai Acked-by: Maxime Ripard --- .../platform/sunxi/sun6i-csi/sun6i_csi.c | 19 +++++++++++++++++-- .../platform/sunxi/sun6i-csi/sun6i_csi.h | 2 ++ .../platform/sunxi/sun6i-csi/sun6i_video.c | 2 ++ 3 files changed, 21 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c index 332cf81a7ecf..969762db30dd 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c @@ -143,6 +143,12 @@ bool sun6i_csi_is_format_supported(struct sun6i_csi *csi, break; } break; + + case V4L2_PIX_FMT_RGB565: + return (mbus_code == MEDIA_BUS_FMT_RGB565_2X8_LE); + case V4L2_PIX_FMT_RGB565X: + return (mbus_code == MEDIA_BUS_FMT_RGB565_2X8_BE); + default: dev_dbg(sdev->dev, "Unsupported pixformat: 0x%x\n", pixformat); break; @@ -198,8 +204,8 @@ int sun6i_csi_set_power(struct sun6i_csi *csi, bool enable) static enum csi_input_fmt get_csi_input_format(struct sun6i_csi_dev *sdev, u32 mbus_code, u32 pixformat) { - /* bayer */ - if ((mbus_code & 0xF000) == 0x3000) + /* non-YUV */ + if ((mbus_code & 0xF000) != 0x2000) return CSI_INPUT_FORMAT_RAW; switch (pixformat) { @@ -268,6 +274,11 @@ static enum csi_output_fmt get_csi_output_format(struct sun6i_csi_dev *sdev, case V4L2_PIX_FMT_YUV422P: return buf_interlaced ? CSI_FRAME_PLANAR_YUV422 : CSI_FIELD_PLANAR_YUV422; + + case V4L2_PIX_FMT_RGB565: + case V4L2_PIX_FMT_RGB565X: + return buf_interlaced ? CSI_FRAME_RGB565 : CSI_FIELD_RGB565; + default: dev_warn(sdev->dev, "Unsupported pixformat: 0x%x\n", pixformat); break; @@ -279,6 +290,10 @@ static enum csi_output_fmt get_csi_output_format(struct sun6i_csi_dev *sdev, static enum csi_input_seq get_csi_input_seq(struct sun6i_csi_dev *sdev, u32 mbus_code, u32 pixformat) { + /* Input sequence does not apply to non-YUV formats */ + if ((mbus_code & 0xF000) != 0x2000) + return 0; + switch (pixformat) { case V4L2_PIX_FMT_HM12: case V4L2_PIX_FMT_NV12: diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h index 0bb000712c33..585cd9669417 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h @@ -117,6 +117,8 @@ static inline int sun6i_csi_get_bpp(unsigned int pixformat) 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: diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c index b04300c3811f..bff6fe832803 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c @@ -56,6 +56,8 @@ static const u32 supported_pixformats[] = { V4L2_PIX_FMT_NV16, V4L2_PIX_FMT_NV61, V4L2_PIX_FMT_YUV422P, + V4L2_PIX_FMT_RGB565, + V4L2_PIX_FMT_RGB565X, }; static bool is_pixformat_valid(unsigned int pixformat) From patchwork Sun Feb 3 16:03:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 10794773 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A997713BF for ; Sun, 3 Feb 2019 16:04:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 97AB728C79 for ; Sun, 3 Feb 2019 16:04:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8AAE129010; Sun, 3 Feb 2019 16:04:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 307CF28C79 for ; 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Sun, 03 Feb 2019 16:04:29 +0000 Received: from mirror2.csie.ntu.edu.tw ([140.112.30.76] helo=wens.csie.org) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqKFX-0003xR-62 for linux-arm-kernel@lists.infradead.org; Sun, 03 Feb 2019 16:04:05 +0000 Received: by wens.csie.org (Postfix, from userid 1000) id B2ADE5FD5E; Mon, 4 Feb 2019 00:04:01 +0800 (CST) From: Chen-Yu Tsai To: Yong Deng , Maxime Ripard , Mauro Carvalho Chehab , Sakari Ailus Subject: [PATCH 3/3] media: sun6i: Add support for JPEG media bus format Date: Mon, 4 Feb 2019 00:03:58 +0800 Message-Id: <20190203160358.21050-4-wens@csie.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190203160358.21050-1-wens@csie.org> References: <20190203160358.21050-1-wens@csie.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190203_080403_354022_DFBE0EE5 X-CRM114-Status: GOOD ( 11.63 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Chen-Yu Tsai , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The CSI controller can take raw data from the data bus and output it directly to capture buffers. This can be used to support the JPEG media bus format. While the controller can report minimum and maximum bytes per line, it has no way to report how many lines were captured in the last frame. Thus, even when the on-bus data is framed correctly, we have no way to accertain the actual amount of data captured, unless we scan the buffer for JPEG EOI markers, or sequential zeros. For now we leave bytesused alone, and leave it up to userspace applications to parse the data. Signed-off-by: Chen-Yu Tsai --- drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c | 6 ++++++ drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h | 1 + drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c | 1 + 3 files changed, 8 insertions(+) diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c index 969762db30dd..c06776f652c8 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c @@ -149,6 +149,9 @@ bool sun6i_csi_is_format_supported(struct sun6i_csi *csi, case V4L2_PIX_FMT_RGB565X: return (mbus_code == MEDIA_BUS_FMT_RGB565_2X8_BE); + case V4L2_PIX_FMT_JPEG: + return (mbus_code == MEDIA_BUS_FMT_JPEG_1X8); + default: dev_dbg(sdev->dev, "Unsupported pixformat: 0x%x\n", pixformat); break; @@ -279,6 +282,9 @@ static enum csi_output_fmt get_csi_output_format(struct sun6i_csi_dev *sdev, case V4L2_PIX_FMT_RGB565X: return buf_interlaced ? CSI_FRAME_RGB565 : CSI_FIELD_RGB565; + case V4L2_PIX_FMT_JPEG: + return buf_interlaced ? CSI_FRAME_RAW_8 : CSI_FIELD_RAW_8; + default: dev_warn(sdev->dev, "Unsupported pixformat: 0x%x\n", pixformat); break; diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h index 585cd9669417..f30a210e9caa 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h @@ -94,6 +94,7 @@ static inline int sun6i_csi_get_bpp(unsigned int pixformat) 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: diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c index bff6fe832803..1fd16861f111 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c @@ -58,6 +58,7 @@ static const u32 supported_pixformats[] = { V4L2_PIX_FMT_YUV422P, V4L2_PIX_FMT_RGB565, V4L2_PIX_FMT_RGB565X, + V4L2_PIX_FMT_JPEG, }; static bool is_pixformat_valid(unsigned int pixformat)