From patchwork Tue Jun 14 19:11:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Elder X-Patchwork-Id: 12881465 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 41398C43334 for ; Tue, 14 Jun 2022 19:13:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344634AbiFNTN4 (ORCPT ); Tue, 14 Jun 2022 15:13:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55320 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357475AbiFNTNz (ORCPT ); Tue, 14 Jun 2022 15:13:55 -0400 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 388E911C0F for ; Tue, 14 Jun 2022 12:13:54 -0700 (PDT) Received: from pyrite.rasen.tech (softbank036240126034.bbtec.net [36.240.126.34]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id C021E825; Tue, 14 Jun 2022 21:13:49 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1655234032; bh=/zY9FmG+cX5zgDSYHx1u5t6KmYKY5RDU86JnqNycTj4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ew0j3SExQ8b9xcbmzIFgawsVruJ8NLnJAMaodnCjV6ntHK4zPo+ZpXrtOI8PU/Dip gqDfGra8RI8pZoZmU/Z07ue7X8ecVZ6uLnWXg9RmSFNGYEw21XPxcFPV9lO96LYyTn 1YR+jFvei25IB+A6s6hG7OZsKl8bm9eI/vI2kbGM= From: Paul Elder To: linux-media@vger.kernel.org Cc: Laurent Pinchart , dafna@fastmail.com, heiko@sntech.de, jeanmichel.hautbois@ideasonboard.com, jacopo@jmondi.org, djrscally@gmail.com, helen.koike@collabora.com, linux-rockchip@lists.infradead.org Subject: [PATCH 31/55] media: rkisp1: isp: Move input configuration to rkisp1_config_isp() Date: Wed, 15 Jun 2022 04:11:03 +0900 Message-Id: <20220614191127.3420492-32-paul.elder@ideasonboard.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220614191127.3420492-1-paul.elder@ideasonboard.com> References: <20220614191127.3420492-1-paul.elder@ideasonboard.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Laurent Pinchart The ISP_ACQ_PROP register is set twice, once in rkisp1_config_isp() for most of its fields, and once in rkisp1_config_dvp() (called from rkisp1_config_path()) to configure the input selection field. Move the latter to rkisp1_config_isp() to write the register once only, and drop the now empty rkisp1_config_dvp() function. Signed-off-by: Laurent Pinchart --- .../platform/rockchip/rkisp1/rkisp1-isp.c | 62 +++++++------------ 1 file changed, 22 insertions(+), 40 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c index e27137b5c33e..f5b8a2e31936 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-isp.c @@ -141,7 +141,7 @@ static int rkisp1_config_isp(struct rkisp1_isp *isp, enum v4l2_mbus_type mbus_type, u32 mbus_flags) { struct rkisp1_device *rkisp1 = isp->rkisp1; - u32 isp_ctrl = 0, irq_mask = 0, acq_mult = 0, signal = 0; + u32 isp_ctrl = 0, irq_mask = 0, acq_mult = 0, signal = 0, input_sel = 0; const struct rkisp1_mbus_info *src_fmt, *sink_fmt; struct v4l2_mbus_framefmt *sink_frm; struct v4l2_rect *sink_crop; @@ -189,6 +189,21 @@ static int rkisp1_config_isp(struct rkisp1_isp *isp, if (mbus_type == V4L2_MBUS_BT656 || mbus_type == V4L2_MBUS_PARALLEL) { if (mbus_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) signal = RKISP1_CIF_ISP_ACQ_PROP_POS_EDGE; + + switch (sink_fmt->bus_width) { + case 8: + input_sel = RKISP1_CIF_ISP_ACQ_PROP_IN_SEL_8B_ZERO; + break; + case 10: + input_sel = RKISP1_CIF_ISP_ACQ_PROP_IN_SEL_10B_ZERO; + break; + case 12: + input_sel = RKISP1_CIF_ISP_ACQ_PROP_IN_SEL_12B; + break; + default: + dev_err(rkisp1->dev, "Invalid bus width\n"); + return -EINVAL; + } } if (mbus_type == V4L2_MBUS_PARALLEL) { @@ -201,7 +216,7 @@ static int rkisp1_config_isp(struct rkisp1_isp *isp, rkisp1_write(rkisp1, RKISP1_CIF_ISP_CTRL, isp_ctrl); rkisp1_write(rkisp1, RKISP1_CIF_ISP_ACQ_PROP, - signal | sink_fmt->yuv_seq | + signal | sink_fmt->yuv_seq | input_sel | RKISP1_CIF_ISP_ACQ_PROP_BAYER_PAT(sink_fmt->bayer_pat) | RKISP1_CIF_ISP_ACQ_PROP_FIELD_SEL_ALL); rkisp1_write(rkisp1, RKISP1_CIF_ISP_ACQ_NR_FRAMES, 0); @@ -238,52 +253,20 @@ static int rkisp1_config_isp(struct rkisp1_isp *isp, return 0; } -static int rkisp1_config_dvp(struct rkisp1_isp *isp) -{ - struct rkisp1_device *rkisp1 = isp->rkisp1; - const struct rkisp1_mbus_info *sink_fmt = isp->sink_fmt; - u32 val, input_sel; - - switch (sink_fmt->bus_width) { - case 8: - input_sel = RKISP1_CIF_ISP_ACQ_PROP_IN_SEL_8B_ZERO; - break; - case 10: - input_sel = RKISP1_CIF_ISP_ACQ_PROP_IN_SEL_10B_ZERO; - break; - case 12: - input_sel = RKISP1_CIF_ISP_ACQ_PROP_IN_SEL_12B; - break; - default: - dev_err(rkisp1->dev, "Invalid bus width\n"); - return -EINVAL; - } - - val = rkisp1_read(rkisp1, RKISP1_CIF_ISP_ACQ_PROP); - rkisp1_write(rkisp1, RKISP1_CIF_ISP_ACQ_PROP, val | input_sel); - - return 0; -} - /* Configure MUX */ -static int rkisp1_config_path(struct rkisp1_isp *isp, - enum v4l2_mbus_type mbus_type) +static void rkisp1_config_path(struct rkisp1_isp *isp, + enum v4l2_mbus_type mbus_type) { struct rkisp1_device *rkisp1 = isp->rkisp1; u32 dpcl = rkisp1_read(rkisp1, RKISP1_CIF_VI_DPCL); - int ret = 0; - if (mbus_type == V4L2_MBUS_BT656 || - mbus_type == V4L2_MBUS_PARALLEL) { - ret = rkisp1_config_dvp(isp); + if (mbus_type == V4L2_MBUS_BT656 || mbus_type == V4L2_MBUS_PARALLEL) { dpcl |= RKISP1_CIF_VI_DPCL_IF_SEL_PARALLEL; } else if (mbus_type == V4L2_MBUS_CSI2_DPHY) { dpcl |= RKISP1_CIF_VI_DPCL_IF_SEL_MIPI; } rkisp1_write(rkisp1, RKISP1_CIF_VI_DPCL, dpcl); - - return ret; } /* Hardware configure Entry */ @@ -295,9 +278,8 @@ static int rkisp1_config_cif(struct rkisp1_isp *isp, ret = rkisp1_config_isp(isp, mbus_type, mbus_flags); if (ret) return ret; - ret = rkisp1_config_path(isp, mbus_type); - if (ret) - return ret; + + rkisp1_config_path(isp, mbus_type); rkisp1_config_ism(isp); return 0;