From patchwork Mon Dec 11 17:50:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikhail Rudenko X-Patchwork-Id: 752859 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jstO4TdZ" Received: from mail-lf1-x134.google.com (mail-lf1-x134.google.com [IPv6:2a00:1450:4864:20::134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 368A8C3; Mon, 11 Dec 2023 09:50:59 -0800 (PST) Received: by mail-lf1-x134.google.com with SMTP id 2adb3069b0e04-50bf8843a6fso4723373e87.0; Mon, 11 Dec 2023 09:50:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702317057; x=1702921857; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lRa38RGEmz27i+dqJIZM7KN8VTKbmG28KhKh8WuCaJ4=; b=jstO4TdZZqBVGzJ5soti4kqLyfE9JLFOqDNGcG5tSa9CvL3Ke5Pr9VKIucgIkd552d Gp7hIMTJt9DK/UhNuJkm0Iqjuf4TEqo7VdC5DkiU/uBX7o3JnZgRmdvf0EfKbSPOtnf5 nUfUu5OI8fSQKNm/Y+VIwPIvMYiloNzBZV8NGIMXtaxzM801ckaRGoXYIL+bsXUkwJER 5DIzdH8+0lI7v3EYyrqkInMRUc9RB1DxqMNf49751HMFqVJij2J/5eQurwVaTsJr8VNM hWnOoSEBshmyHzTVcEf47gl+rQKH9/Ha87LFZDEzX9n2hz4E7bwHtMKk0Zannl09kWpm LQ0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702317057; x=1702921857; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lRa38RGEmz27i+dqJIZM7KN8VTKbmG28KhKh8WuCaJ4=; b=M5GC+oG610jNrBFI/05HRPYMAM5PNyOUaSYOyktZVSZnB487V4bS+NSEfE0YdcZpov z/h2Dtmv9g1SVCBi3YRObvgdrsGaFXqSnmUtGnLn1SDlrKyIEm6OTc3F4AsC6SD1tLna EakJJgVP7gb4EuajcmEYby9oh1gLX6EowwBWPr0Xd+wkXb17GGxMQR3ynmv9MqZ5tNA+ EQHcjH+hO86S+yi2/5m7LCCJeyvBs5hBRlifMaol1Y+tvHjhofYcGFSaBLXugW7l4vjL T9mO9j2m+qXkh62k8xp4Lc31SbZ5oR3e+VhSvk/uZ7tpw8D34yGVLtfRTqu97/xLPA19 HbFw== X-Gm-Message-State: AOJu0YygqOcQB3cmQaI5unqd/40a5febeQwmUVUEV5zFOM117gXlrxMt WEpFhMtxfjiHHeAC3nWH78zJ7AU6E7IADVSU X-Google-Smtp-Source: AGHT+IEvo0fhC92MBtgDiBCjKsHeXq9ZlNGlX/1YBBRYosWGMcHiwVUoMAmpTTiLySpueO62rD2Fgw== X-Received: by 2002:ac2:548d:0:b0:50b:f706:81cd with SMTP id t13-20020ac2548d000000b0050bf70681cdmr2409825lfk.19.1702317056754; Mon, 11 Dec 2023 09:50:56 -0800 (PST) Received: from localhost ([83.149.246.185]) by smtp.gmail.com with ESMTPSA id r14-20020ac25a4e000000b0050bfd883f56sm1141079lfn.129.2023.12.11.09.50.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Dec 2023 09:50:56 -0800 (PST) From: Mikhail Rudenko To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Sakari Ailus , Laurent Pinchart , Jacopo Mondi , Tommaso Merciai , Christophe JAILLET , Dave Stevenson , Mauro Carvalho Chehab , Mikhail Rudenko Subject: [PATCH 11/19] media: i2c: ov4689: Implement vflip/hflip controls Date: Mon, 11 Dec 2023 20:50:14 +0300 Message-ID: <20231211175023.1680247-12-mike.rudenko@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231211175023.1680247-1-mike.rudenko@gmail.com> References: <20231211175023.1680247-1-mike.rudenko@gmail.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The OV4689 sensor supports horizontal and vertical flipping. Add appropriate controls to the driver. Toggling both array flip and digital flip bits allows to achieve flipping while maintaining output Bayer order. Note that the default value of hflip control corresponds to both bits set, as it was before this patch. Signed-off-by: Mikhail Rudenko --- drivers/media/i2c/ov4689.c | 24 ++++++++++++++++++++++-- 1 file changed, 22 insertions(+), 2 deletions(-) diff --git a/drivers/media/i2c/ov4689.c b/drivers/media/i2c/ov4689.c index 67d4004bdcfb..62aeae43d749 100644 --- a/drivers/media/i2c/ov4689.c +++ b/drivers/media/i2c/ov4689.c @@ -46,6 +46,14 @@ #define OV4689_HTS_DIVIDER 4 #define OV4689_HTS_MAX 0x7fff +#define OV4689_REG_TIMING_FORMAT1 CCI_REG8(0x3820) +#define OV4689_REG_TIMING_FORMAT2 CCI_REG8(0x3821) +#define OV4689_TIMING_FLIP_MASK GENMASK(2, 1) +#define OV4689_TIMING_FLIP_ARRAY BIT(1) +#define OV4689_TIMING_FLIP_DIGITAL BIT(2) +#define OV4689_TIMING_FLIP_BOTH (OV4689_TIMING_FLIP_ARRAY |\ + OV4689_TIMING_FLIP_DIGITAL) + #define OV4689_LANES 4 #define OV4689_XVCLK_FREQ 24000000 @@ -183,7 +191,6 @@ static const struct cci_reg_sequence ov4689_2688x1520_regs[] = { {CCI_REG8(0x3811), 0x08}, /* H_WIN_OFF_L h_win_off[7:0] = 0x08*/ {CCI_REG8(0x3813), 0x04}, /* V_WIN_OFF_L v_win_off[7:0] = 0x04 */ {CCI_REG8(0x3819), 0x01}, /* VSYNC_END_L vsync_end_point[7:0] = 0x01 */ - {CCI_REG8(0x3821), 0x06}, /* TIMING_FORMAT2 array_h_mirror = 1, digital_h_mirror = 1 */ /* OTP control */ {CCI_REG8(0x3d85), 0x36}, /* OTP_REG85 OTP_power_up_load_setting_enable = 1, @@ -605,6 +612,16 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl) (val + ov4689->cur_mode->width) / OV4689_HTS_DIVIDER, &ret); break; + case V4L2_CID_VFLIP: + cci_update_bits(regmap, OV4689_REG_TIMING_FORMAT1, + OV4689_TIMING_FLIP_MASK, + val ? OV4689_TIMING_FLIP_BOTH : 0, &ret); + break; + case V4L2_CID_HFLIP: + cci_update_bits(regmap, OV4689_REG_TIMING_FORMAT2, + OV4689_TIMING_FLIP_MASK, + val ? 0 : OV4689_TIMING_FLIP_BOTH, &ret); + break; default: dev_warn(dev, "%s Unhandled id:0x%x, val:0x%x\n", __func__, ctrl->id, val); @@ -633,7 +650,7 @@ static int ov4689_initialize_controls(struct ov4689 *ov4689) handler = &ov4689->ctrl_handler; mode = ov4689->cur_mode; - ret = v4l2_ctrl_handler_init(handler, 11); + ret = v4l2_ctrl_handler_init(handler, 13); if (ret) return ret; @@ -673,6 +690,9 @@ static int ov4689_initialize_controls(struct ov4689 *ov4689) ARRAY_SIZE(ov4689_test_pattern_menu) - 1, 0, 0, ov4689_test_pattern_menu); + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_HFLIP, 0, 1, 1, 0); + if (handler->error) { ret = handler->error; dev_err(ov4689->dev, "Failed to init controls(%d)\n", ret);