From patchwork Fri Aug 14 20:54:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrey Konovalov X-Patchwork-Id: 11715187 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 04E4514E3 for ; Fri, 14 Aug 2020 20:54:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DC32D20885 for ; Fri, 14 Aug 2020 20:54:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="zGNVIsk2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726971AbgHNUyp (ORCPT ); Fri, 14 Aug 2020 16:54:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41034 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726229AbgHNUyo (ORCPT ); Fri, 14 Aug 2020 16:54:44 -0400 Received: from mail-lj1-x242.google.com (mail-lj1-x242.google.com [IPv6:2a00:1450:4864:20::242]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F329C061386 for ; Fri, 14 Aug 2020 13:54:44 -0700 (PDT) Received: by mail-lj1-x242.google.com with SMTP id w25so11264937ljo.12 for ; Fri, 14 Aug 2020 13:54:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=v89y35h3M88vGCG82awEg4tCgwfd/R9LYLHd6BNE3bg=; b=zGNVIsk2UmezNjaacj6ZypLaT5Bq7Jyj+EEMu+EN1MV38GUHIl+wGgeeuxuDawQ59s 7T1GYsqddFaBhluXp+1SA+uB+Iuv8GDHj0bfHBRLcDbq/kw4K0ejctkugyWLTTZRSG4I TTKKHDq2J2u5sRpVPbO/Nk7R79mk3mAUefX8+c/1a2oNV3f1Kx7Gdn9kUcaCkMofGxQd VIWqOcuinBP4ljiSPry2ldG5lnPIgG8ms1ekRZ3Jk23uuHq+faNndyy/nSOQGHIO12Ts fqEhKoQ8/6V3vB85lIR76zfcqprhAomvy50AsQfQ0+3f7UNlE/sgd2LAwQvaxpDDV1sM iBrg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=v89y35h3M88vGCG82awEg4tCgwfd/R9LYLHd6BNE3bg=; b=WeBo58cZmJg3iX5v5xhMAGCRHfe+1+TTT6UUV/uRwRa10ZmzwmDE9zHobi1z97D9hI Rn2O0UzuH/ICaWHNRUhXHWzHm55n6j9YKh1XHZWEq4kJ5moN6llizXkj9QUdBDTQVt3x cdYMUtm6XFxhZnYeHhy8l1/sLY4GJfMXO2FEYrcGnxmWu4mXuogoibHeRR46W8iM9XKH vjBkInqyYWCNdE8e7yZIeZsWf/WUxkpjju0SZ10KJy9VJum5UP+Cniv0xmZXfWayLGnq lsYIgz9xsOnOQ+McownXxMlBu3fu5/3qkz//VOVYA1OROus4IbfF7rPmMbLOmy08cl7v PB5Q== X-Gm-Message-State: AOAM5336LfW3M4wA3zhG7QBEGtuqYTMRzc9a21sBbN6WL+YjR5HIY0Z9 JrSHrRAsRNLCeuxOzORg7GCaRQ== X-Google-Smtp-Source: ABdhPJwJdJAHjhWNc4Te6cv13EdEpYuM1BQe8agbF0IicazGiWEmZEPTORJ7FzdAZVHcoepkNA+Afg== X-Received: by 2002:a2e:90e:: with SMTP id 14mr2141399ljj.293.1597438483038; Fri, 14 Aug 2020 13:54:43 -0700 (PDT) Received: from localhost.localdomain (37-144-159-139.broadband.corbina.ru. [37.144.159.139]) by smtp.googlemail.com with ESMTPSA id j26sm1963601lja.111.2020.08.14.13.54.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Aug 2020 13:54:42 -0700 (PDT) From: Andrey Konovalov To: mchehab@kernel.org, robert.foss@linaro.org Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, peter.griffin@linaro.org, Andrey Konovalov Subject: [PATCH 1/3] media: camss: Make use of V4L2_CAP_IO_MC Date: Fri, 14 Aug 2020 23:54:01 +0300 Message-Id: <20200814205403.27639-2-andrey.konovalov@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200814205403.27639-1-andrey.konovalov@linaro.org> References: <20200814205403.27639-1-andrey.konovalov@linaro.org> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Implement mbus_code filtering for format enumeration. Without this patch libcamera errors out with: "ERROR V4L2 v4l2_videodevice.cpp:982 /dev/video0[cap]: Media bus code filtering not supported by the device" Signed-off-by: Andrey Konovalov --- .../media/platform/qcom/camss/camss-video.c | 67 +++++++++++++++---- 1 file changed, 54 insertions(+), 13 deletions(-) diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c index cdbd6dba1122..90c7dd29b573 100644 --- a/drivers/media/platform/qcom/camss/camss-video.c +++ b/drivers/media/platform/qcom/camss/camss-video.c @@ -529,17 +529,16 @@ static int video_querycap(struct file *file, void *fh, return 0; } -static int video_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f) +/* + * Returns the index in the video->formats[] array of the element which + * has the "ndx"th unique value of pixelformat field. + * If not found (no more unique pixelformat's) returns -EINVAL. + */ +static int video_get_unique_pixelformat_by_index(struct camss_video *video, + int ndx) { - struct camss_video *video = video_drvdata(file); int i, j, k; - if (f->type != video->type) - return -EINVAL; - - if (f->index >= video->nformats) - return -EINVAL; - /* find index "i" of "k"th unique pixelformat in formats array */ k = -1; for (i = 0; i < video->nformats; i++) { @@ -552,11 +551,53 @@ static int video_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f) if (j == i) k++; - if (k == f->index) - break; + if (k == ndx) + return i; + } + + return -EINVAL; +} + +/* + * Returns the index in the video->formats[] array of the element which + * has code equal to mcode. + * If not found returns -EINVAL. + */ +static int video_get_pixelformat_by_mbus_code(struct camss_video *video, + u32 mcode) +{ + int i; + + for (i = 0; i < video->nformats; i++) { + if (video->formats[i].code == mcode) + return i; + } + + return -EINVAL; +} + +static int video_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f) +{ + struct camss_video *video = video_drvdata(file); + int i; + + if (f->type != video->type) + return -EINVAL; + + if (f->index >= video->nformats) + return -EINVAL; + + if (f->mbus_code) { + /* Each entry in formats[] table has unique mbus_code */ + if (f->index > 0) + return -EINVAL; + + i = video_get_pixelformat_by_mbus_code(video, f->mbus_code); + } else { + i = video_get_unique_pixelformat_by_index(video, f->index); } - if (k < f->index) + if (i < 0) return -EINVAL; f->pixelformat = video->formats[i].pixelformat; @@ -911,8 +952,8 @@ int msm_video_register(struct camss_video *video, struct v4l2_device *v4l2_dev, } vdev->fops = &msm_vid_fops; - vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE_MPLANE | V4L2_CAP_STREAMING | - V4L2_CAP_READWRITE; + vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE_MPLANE | V4L2_CAP_STREAMING + | V4L2_CAP_READWRITE | V4L2_CAP_IO_MC; vdev->ioctl_ops = &msm_vid_ioctl_ops; vdev->release = msm_video_release; vdev->v4l2_dev = v4l2_dev; From patchwork Fri Aug 14 20:54:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrey Konovalov X-Patchwork-Id: 11715189 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6CE581392 for ; 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[37.144.159.139]) by smtp.googlemail.com with ESMTPSA id j26sm1963601lja.111.2020.08.14.13.54.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Aug 2020 13:54:44 -0700 (PDT) From: Andrey Konovalov To: mchehab@kernel.org, robert.foss@linaro.org Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, peter.griffin@linaro.org, Andrey Konovalov Subject: [PATCH 2/3] media: camss: add support for vidioc_enum_framesizes ioctl Date: Fri, 14 Aug 2020 23:54:02 +0300 Message-Id: <20200814205403.27639-3-andrey.konovalov@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200814205403.27639-1-andrey.konovalov@linaro.org> References: <20200814205403.27639-1-andrey.konovalov@linaro.org> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org VIDIOC_ENUM_FRAMESIZES support in the video capture driver is required by libcamera. Without this change libcamera errors out with: "ERROR V4L2 v4l2_videodevice.cpp:1059 /dev/video0[cap]: Unable to enumerate frame sizes: Inappropriate ioctl for device" Signed-off-by: Andrey Konovalov --- .../media/platform/qcom/camss/camss-video.c | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c index 90c7dd29b573..e6255f0e6174 100644 --- a/drivers/media/platform/qcom/camss/camss-video.c +++ b/drivers/media/platform/qcom/camss/camss-video.c @@ -18,6 +18,12 @@ #include "camss-video.h" #include "camss.h" +#define CAMSS_FRAME_MIN_WIDTH 1 +#define CAMSS_FRAME_MAX_WIDTH 8191 +#define CAMSS_FRAME_MIN_HEIGHT 1 +#define CAMSS_FRAME_MAX_HEIGHT_RDI 8191 +#define CAMSS_FRAME_MAX_HEIGHT_PIX 4096 + struct fract { u8 numerator; u8 denominator; @@ -605,6 +611,36 @@ static int video_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f) return 0; } +static int video_enum_framesizes(struct file *file, void *fh, + struct v4l2_frmsizeenum *fsize) +{ + struct camss_video *video = video_drvdata(file); + int i; + + if (fsize->index) + return -EINVAL; + + /* Only accept pixel format present in the formats[] table */ + for (i = 0; i < video->nformats; i++) { + if (video->formats[i].pixelformat == fsize->pixel_format) + break; + } + + if (i == video->nformats) + return -EINVAL; + + fsize->type = V4L2_FRMSIZE_TYPE_CONTINUOUS; + fsize->stepwise.min_width = CAMSS_FRAME_MIN_WIDTH; + fsize->stepwise.max_width = CAMSS_FRAME_MAX_WIDTH; + fsize->stepwise.min_height = CAMSS_FRAME_MIN_HEIGHT; + fsize->stepwise.max_height = (video->line_based) ? + CAMSS_FRAME_MAX_HEIGHT_PIX : CAMSS_FRAME_MAX_HEIGHT_RDI; + fsize->stepwise.step_width = 1; + fsize->stepwise.step_height = 1; + + return 0; +} + static int video_g_fmt(struct file *file, void *fh, struct v4l2_format *f) { struct camss_video *video = video_drvdata(file); @@ -745,6 +781,7 @@ static int video_s_input(struct file *file, void *fh, unsigned int input) static const struct v4l2_ioctl_ops msm_vid_ioctl_ops = { .vidioc_querycap = video_querycap, .vidioc_enum_fmt_vid_cap = video_enum_fmt, + .vidioc_enum_framesizes = video_enum_framesizes, .vidioc_g_fmt_vid_cap_mplane = video_g_fmt, .vidioc_s_fmt_vid_cap_mplane = video_s_fmt, .vidioc_try_fmt_vid_cap_mplane = video_try_fmt, From patchwork Fri Aug 14 20:54:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrey Konovalov X-Patchwork-Id: 11715195 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3F8AD14E3 for ; Fri, 14 Aug 2020 20:54:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 262D320771 for ; Fri, 14 Aug 2020 20:54:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="oSGqWf2l" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727120AbgHNUyu (ORCPT ); Fri, 14 Aug 2020 16:54:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41050 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726754AbgHNUyt (ORCPT ); Fri, 14 Aug 2020 16:54:49 -0400 Received: from mail-lf1-x141.google.com (mail-lf1-x141.google.com [IPv6:2a00:1450:4864:20::141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2BB65C061385 for ; Fri, 14 Aug 2020 13:54:49 -0700 (PDT) Received: by mail-lf1-x141.google.com with SMTP id i80so5455481lfi.13 for ; Fri, 14 Aug 2020 13:54:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Vus0dqruI6TinEH786jbm9CqjsZKhoW6S8aHJE0MAZI=; b=oSGqWf2l5TA8ZA0SPD8bY2gh1y82+4aeVyw0p7ICfdR3GbuWbL33M9ZfRZjI3ENw29 LFDIFcZ0jV4xo+wkraBPfGcEUMj8OHXHWGZwZpKl18Vfg2Rngl4QhGE42XOwSPDUJLEE GcP/BPWO7InTFOPcXJ3zYEx7h4sUQWhFDB6SR++T45mfGqFxrMV/djpAMmytazphEboX CeTKtvCnTCrAbMmsPpbvGskv6l0lW9zkSNqe+i4omobTrySF7aYjykinPZ1kCvWSnd0+ X5J1zuFoGp8OmZf/cbINotUUvtmZrx2UB9FvkMWDkQqk6CH5xnzOD9kaiJbTXfES0zMe UaGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Vus0dqruI6TinEH786jbm9CqjsZKhoW6S8aHJE0MAZI=; b=iLqR8so/o0GG/C75royljod7Knxyd8utR3Wyvt6s1tWxcUlVO290cHr1FnJvtuzTwV x8ISdh7jswrs8FHCdUwOSWxzHwGyZ4Bjnkt/A0csXKgziXL9QBNgBthvvd49PC+XYDSh gK5F0/XsF4Lj/r85Xc70dVa7PbZ2lQr18265cDGZqDYFqMIOuVrdS2McczMbVeTMlWJL iuLoZ8CJBLrq/I5Mi6ITaQqz0g5DC7x5ivLTnlsSg2pXLqtcch+0nLVaycSdumFb7SYW KYM9R2pk3+wgEJuh3guQzD8RR4arMHCx2kkDD3SJbqUCGfFWfrJkWRKxPSREnUNBu+m9 6NbA== X-Gm-Message-State: AOAM532DMxeBkw4iFK8MSXE4Khi0l+7pn6AIYxeX7O2sDRBwbsx6FrYi IfzhuK8hN3E0tAQPdvYDuXURuRbrq7tbvA== X-Google-Smtp-Source: ABdhPJwvQrLcRLSkM8k2mJwUx1SYP+yCZWhilsJrWl7+wqlC1QSyA7B8FE3J4HX+gD4yoBOOFUVz5Q== X-Received: by 2002:a19:8705:: with SMTP id j5mr2012582lfd.122.1597438487681; Fri, 14 Aug 2020 13:54:47 -0700 (PDT) Received: from localhost.localdomain (37-144-159-139.broadband.corbina.ru. [37.144.159.139]) by smtp.googlemail.com with ESMTPSA id j26sm1963601lja.111.2020.08.14.13.54.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Aug 2020 13:54:47 -0700 (PDT) From: Andrey Konovalov To: mchehab@kernel.org, robert.foss@linaro.org Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, peter.griffin@linaro.org, Andrey Konovalov Subject: [PATCH 3/3] media: camss: __video_try_fmt(): don't use hardcoded constants Date: Fri, 14 Aug 2020 23:54:03 +0300 Message-Id: <20200814205403.27639-4-andrey.konovalov@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200814205403.27639-1-andrey.konovalov@linaro.org> References: <20200814205403.27639-1-andrey.konovalov@linaro.org> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Use the definitions introduced by commit "media: camss: add support for vidioc_enum_framesizes ioctl" instead of the hardcoded values. Signed-off-by: Andrey Konovalov --- drivers/media/platform/qcom/camss/camss-video.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c index e6255f0e6174..546393ab0a52 100644 --- a/drivers/media/platform/qcom/camss/camss-video.c +++ b/drivers/media/platform/qcom/camss/camss-video.c @@ -670,7 +670,7 @@ static int __video_try_fmt(struct camss_video *video, struct v4l2_format *f) 1, 65528); sizeimage[i] = clamp_t(u32, p->sizeimage, bytesperline[i], - bytesperline[i] * 4096); + bytesperline[i] * CAMSS_FRAME_MAX_HEIGHT_PIX); } for (j = 0; j < video->nformats; j++) @@ -687,8 +687,8 @@ static int __video_try_fmt(struct camss_video *video, struct v4l2_format *f) memset(pix_mp, 0, sizeof(*pix_mp)); pix_mp->pixelformat = fi->pixelformat; - pix_mp->width = clamp_t(u32, width, 1, 8191); - pix_mp->height = clamp_t(u32, height, 1, 8191); + pix_mp->width = clamp_t(u32, width, 1, CAMSS_FRAME_MAX_WIDTH); + pix_mp->height = clamp_t(u32, height, 1, CAMSS_FRAME_MAX_HEIGHT_RDI); pix_mp->num_planes = fi->planes; for (i = 0; i < pix_mp->num_planes; i++) { bpl = pix_mp->width / fi->hsub[i].numerator * @@ -714,7 +714,7 @@ static int __video_try_fmt(struct camss_video *video, struct v4l2_format *f) 1, 65528); p->sizeimage = clamp_t(u32, p->sizeimage, p->bytesperline, - p->bytesperline * 4096); + p->bytesperline * CAMSS_FRAME_MAX_HEIGHT_PIX); lines = p->sizeimage / p->bytesperline; if (p->bytesperline < bytesperline[i])