[RFC,2/2] media: vivid: convert queue_setup to queue_info

Message ID	9e520ec9de9a8eadd2d0c5b750ac3e81c95cd212.1730361567.git.hverkuil@xs4all.nl
State	New
Headers	show Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 063E014F102 for <linux-media@vger.kernel.org>; Thu, 31 Oct 2024 08:08:43 +0000 (UTC) From: Hans Verkuil <hverkuil@xs4all.nl> To: linux-media@vger.kernel.org Cc: nicolas@ndufresne.ca, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Tomasz Figa <tfiga@chromium.org>, Hans Verkuil <hverkuil@xs4all.nl> Subject: [RFC PATCH 2/2] media: vivid: convert queue_setup to queue_info Date: Thu, 31 Oct 2024 08:59:27 +0100 Message-ID: <9e520ec9de9a8eadd2d0c5b750ac3e81c95cd212.1730361567.git.hverkuil@xs4all.nl> In-Reply-To: <cover.1730361567.git.hverkuil@xs4all.nl> References: <cover.1730361567.git.hverkuil@xs4all.nl> Precedence: bulk MIME-Version: 1.0 Content-Transfer-Encoding: 8bit
Series	media: vb2: introduce queue_info \| expand [RFC,0/2] media: vb2: introduce queue_info [RFC,1/2] media: vb2: introduce queue_info to replace queue_setup [RFC,2/2] media: vivid: convert queue_setup to queue_info

diff --git a/drivers/media/test-drivers/vivid/vivid-meta-cap.c b/drivers/media/test-drivers/vivid/vivid-meta-cap.c index c7aaecc0b5a2..90d3f6d74a21 100644 --- a/drivers/media/test-drivers/vivid/vivid-meta-cap.c +++ b/drivers/media/test-drivers/vivid/vivid-meta-cap.c @@ -13,24 +13,17 @@ #include "vivid-kthread-cap.h" #include "vivid-meta-cap.h" -static int meta_cap_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], - struct device *alloc_devs[]) +static int meta_cap_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); - unsigned int size = sizeof(struct vivid_uvc_meta_buf); if (!vivid_is_webcam(dev)) return -EINVAL; - if (*nplanes) { - if (sizes[0] < size) - return -EINVAL; - } else { - sizes[0] = size; - } - *nplanes = 1; + sizes[0] = sizeof(struct vivid_uvc_meta_buf); return 0; } @@ -116,7 +109,7 @@ static void meta_cap_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_meta_cap_qops = { - .queue_setup = meta_cap_queue_setup, + .queue_info = meta_cap_queue_info, .buf_prepare = meta_cap_buf_prepare, .buf_queue = meta_cap_buf_queue, .start_streaming = meta_cap_start_streaming, diff --git a/drivers/media/test-drivers/vivid/vivid-meta-out.c b/drivers/media/test-drivers/vivid/vivid-meta-out.c index 55e5e5dec2f2..432b0f6317bc 100644 --- a/drivers/media/test-drivers/vivid/vivid-meta-out.c +++ b/drivers/media/test-drivers/vivid/vivid-meta-out.c @@ -13,24 +13,17 @@ #include "vivid-kthread-out.h" #include "vivid-meta-out.h" -static int meta_out_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], - struct device *alloc_devs[]) +static int meta_out_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); - unsigned int size = sizeof(struct vivid_meta_out_buf); if (!vivid_is_webcam(dev)) return -EINVAL; - if (*nplanes) { - if (sizes[0] < size) - return -EINVAL; - } else { - sizes[0] = size; - } - *nplanes = 1; + sizes[0] = sizeof(struct vivid_meta_out_buf); return 0; } @@ -116,12 +109,12 @@ static void meta_out_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_meta_out_qops = { - .queue_setup = meta_out_queue_setup, - .buf_prepare = meta_out_buf_prepare, - .buf_queue = meta_out_buf_queue, - .start_streaming = meta_out_start_streaming, - .stop_streaming = meta_out_stop_streaming, - .buf_request_complete = meta_out_buf_request_complete, + .queue_info = meta_out_queue_info, + .buf_prepare = meta_out_buf_prepare, + .buf_queue = meta_out_buf_queue, + .start_streaming = meta_out_start_streaming, + .stop_streaming = meta_out_stop_streaming, + .buf_request_complete = meta_out_buf_request_complete, }; int vidioc_enum_fmt_meta_out(struct file *file, void *priv, diff --git a/drivers/media/test-drivers/vivid/vivid-sdr-cap.c b/drivers/media/test-drivers/vivid/vivid-sdr-cap.c index 74a91d28c8be..ee94dcfb62f2 100644 --- a/drivers/media/test-drivers/vivid/vivid-sdr-cap.c +++ b/drivers/media/test-drivers/vivid/vivid-sdr-cap.c @@ -214,18 +214,14 @@ static int vivid_thread_sdr_cap(void *data) return 0; } -static int sdr_cap_queue_setup(struct vb2_queue *vq, - unsigned *nbuffers, unsigned *nplanes, - unsigned sizes[], struct device *alloc_devs[]) +static int sdr_cap_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { - /* 2 = max 16-bit sample returned */ - u32 size = SDR_CAP_SAMPLES_PER_BUF * 2; - - if (*nplanes) - return sizes[0] < size ? -EINVAL : 0; *nplanes = 1; - sizes[0] = size; + /* 2 = max 16-bit sample returned */ + sizes[0] = SDR_CAP_SAMPLES_PER_BUF * 2; return 0; } @@ -331,7 +327,7 @@ static void sdr_cap_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_sdr_cap_qops = { - .queue_setup = sdr_cap_queue_setup, + .queue_info = sdr_cap_queue_info, .buf_prepare = sdr_cap_buf_prepare, .buf_queue = sdr_cap_buf_queue, .start_streaming = sdr_cap_start_streaming, diff --git a/drivers/media/test-drivers/vivid/vivid-touch-cap.c b/drivers/media/test-drivers/vivid/vivid-touch-cap.c index 36a781fa17bc..49824674d0e9 100644 --- a/drivers/media/test-drivers/vivid/vivid-touch-cap.c +++ b/drivers/media/test-drivers/vivid/vivid-touch-cap.c @@ -8,22 +8,14 @@ #include "vivid-vid-common.h" #include "vivid-touch-cap.h" -static int touch_cap_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers, - unsigned int *nplanes, unsigned int sizes[], - struct device *alloc_devs[]) +static int touch_cap_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); - struct v4l2_pix_format *f = &dev->tch_format; - unsigned int size = f->sizeimage; - - if (*nplanes) { - if (*nplanes != 1) - return -EINVAL; - return sizes[0] < size ? -EINVAL : 0; - } *nplanes = 1; - sizes[0] = size; + sizes[0] = dev->tch_format.sizeimage; return 0; } @@ -104,7 +96,7 @@ static void touch_cap_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_touch_cap_qops = { - .queue_setup = touch_cap_queue_setup, + .queue_info = touch_cap_queue_info, .buf_prepare = touch_cap_buf_prepare, .buf_queue = touch_cap_buf_queue, .start_streaming = touch_cap_start_streaming, diff --git a/drivers/media/test-drivers/vivid/vivid-vbi-cap.c b/drivers/media/test-drivers/vivid/vivid-vbi-cap.c index a09f62c66c33..8d9696d5800a 100644 --- a/drivers/media/test-drivers/vivid/vivid-vbi-cap.c +++ b/drivers/media/test-drivers/vivid/vivid-vbi-cap.c @@ -120,9 +120,9 @@ void vivid_sliced_vbi_cap_process(struct vivid_dev *dev, } } -static int vbi_cap_queue_setup(struct vb2_queue *vq, - unsigned *nbuffers, unsigned *nplanes, - unsigned sizes[], struct device *alloc_devs[]) +static int vbi_cap_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); bool is_60hz = dev->std_cap[dev->input] & V4L2_STD_525_60; @@ -133,11 +133,8 @@ static int vbi_cap_queue_setup(struct vb2_queue *vq, if (!vivid_is_sdtv_cap(dev)) return -EINVAL; - if (*nplanes) - return sizes[0] < size ? -EINVAL : 0; - sizes[0] = size; - *nplanes = 1; + sizes[0] = size; return 0; } @@ -224,7 +221,7 @@ static void vbi_cap_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_vbi_cap_qops = { - .queue_setup = vbi_cap_queue_setup, + .queue_info = vbi_cap_queue_info, .buf_prepare = vbi_cap_buf_prepare, .buf_queue = vbi_cap_buf_queue, .start_streaming = vbi_cap_start_streaming, diff --git a/drivers/media/test-drivers/vivid/vivid-vbi-out.c b/drivers/media/test-drivers/vivid/vivid-vbi-out.c index b7a09d2f394e..99a5843e210a 100644 --- a/drivers/media/test-drivers/vivid/vivid-vbi-out.c +++ b/drivers/media/test-drivers/vivid/vivid-vbi-out.c @@ -15,9 +15,9 @@ #include "vivid-vbi-out.h" #include "vivid-vbi-cap.h" -static int vbi_out_queue_setup(struct vb2_queue *vq, - unsigned *nbuffers, unsigned *nplanes, - unsigned sizes[], struct device *alloc_devs[]) +static int vbi_out_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); bool is_60hz = dev->std_out & V4L2_STD_525_60; @@ -28,11 +28,8 @@ static int vbi_out_queue_setup(struct vb2_queue *vq, if (!vivid_is_svid_out(dev)) return -EINVAL; - if (*nplanes) - return sizes[0] < size ? -EINVAL : 0; - sizes[0] = size; - *nplanes = 1; + sizes[0] = size; return 0; } @@ -122,7 +119,7 @@ static void vbi_out_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_vbi_out_qops = { - .queue_setup = vbi_out_queue_setup, + .queue_info = vbi_out_queue_info, .buf_prepare = vbi_out_buf_prepare, .buf_queue = vbi_out_buf_queue, .start_streaming = vbi_out_start_streaming, diff --git a/drivers/media/test-drivers/vivid/vivid-vid-cap.c b/drivers/media/test-drivers/vivid/vivid-vid-cap.c index ecff984e521c..5e08d79618f5 100644 --- a/drivers/media/test-drivers/vivid/vivid-vid-cap.c +++ b/drivers/media/test-drivers/vivid/vivid-vid-cap.c @@ -72,12 +72,12 @@ static inline unsigned int webcam_ival_count(const struct vivid_dev *dev, return ARRAY_SIZE(webcam_intervals); } -static int vid_cap_queue_setup(struct vb2_queue *vq, - unsigned *nbuffers, unsigned *nplanes, - unsigned sizes[], struct device *alloc_devs[]) +static int vid_cap_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); - unsigned buffers = tpg_g_buffers(&dev->tpg); + unsigned planes = tpg_g_buffers(&dev->tpg); unsigned h = dev->fmt_cap_rect.height; unsigned p; @@ -98,30 +98,13 @@ static int vid_cap_queue_setup(struct vb2_queue *vq, dev->queue_setup_error = false; return -EINVAL; } - if (*nplanes) { - /* - * Check if the number of requested planes match - * the number of buffers in the current format. You can't mix that. - */ - if (*nplanes != buffers) - return -EINVAL; - for (p = 0; p < buffers; p++) { - if (sizes[p] < tpg_g_line_width(&dev->tpg, p) * h / - dev->fmt_cap->vdownsampling[p] + - dev->fmt_cap->data_offset[p]) - return -EINVAL; - } - } else { - for (p = 0; p < buffers; p++) - sizes[p] = (tpg_g_line_width(&dev->tpg, p) * h) / - dev->fmt_cap->vdownsampling[p] + - dev->fmt_cap->data_offset[p]; - } + *nplanes = planes; + for (p = 0; p < planes; p++) + sizes[p] = (tpg_g_line_width(&dev->tpg, p) * h) / + dev->fmt_cap->vdownsampling[p] + + dev->fmt_cap->data_offset[p]; - *nplanes = buffers; - - dprintk(dev, 1, "%s: count=%d\n", __func__, *nbuffers); - for (p = 0; p < buffers; p++) + for (p = 0; p < planes; p++) dprintk(dev, 1, "%s: size[%u]=%u\n", __func__, p, sizes[p]); return 0; @@ -250,7 +233,7 @@ static void vid_cap_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_vid_cap_qops = { - .queue_setup = vid_cap_queue_setup, + .queue_info = vid_cap_queue_info, .buf_prepare = vid_cap_buf_prepare, .buf_finish = vid_cap_buf_finish, .buf_queue = vid_cap_buf_queue, diff --git a/drivers/media/test-drivers/vivid/vivid-vid-out.c b/drivers/media/test-drivers/vivid/vivid-vid-out.c index 5ec84db934d6..b183ee1b9048 100644 --- a/drivers/media/test-drivers/vivid/vivid-vid-out.c +++ b/drivers/media/test-drivers/vivid/vivid-vid-out.c @@ -20,9 +20,9 @@ #include "vivid-kthread-out.h" #include "vivid-vid-out.h" -static int vid_out_queue_setup(struct vb2_queue *vq, - unsigned *nbuffers, unsigned *nplanes, - unsigned sizes[], struct device *alloc_devs[]) +static int vid_out_queue_info(struct vb2_queue *vq, + unsigned int *nplanes, unsigned int sizes[], + struct device *alloc_devs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); const struct vivid_fmt *vfmt = dev->fmt_out; @@ -53,31 +53,12 @@ static int vid_out_queue_setup(struct vb2_queue *vq, return -EINVAL; } - if (*nplanes) { - /* - * Check if the number of requested planes match - * the number of planes in the current format. You can't mix that. - */ - if (*nplanes != planes) - return -EINVAL; - if (sizes[0] < size) - return -EINVAL; - for (p = 1; p < planes; p++) { - if (sizes[p] < dev->bytesperline_out[p] * h / - vfmt->vdownsampling[p] + - vfmt->data_offset[p]) - return -EINVAL; - } - } else { - for (p = 0; p < planes; p++) - sizes[p] = p ? dev->bytesperline_out[p] * h / - vfmt->vdownsampling[p] + - vfmt->data_offset[p] : size; - } - *nplanes = planes; + for (p = 0; p < planes; p++) + sizes[p] = p ? dev->bytesperline_out[p] * h / + vfmt->vdownsampling[p] + + vfmt->data_offset[p] : size; - dprintk(dev, 1, "%s: count=%u\n", __func__, *nbuffers); for (p = 0; p < planes; p++) dprintk(dev, 1, "%s: size[%u]=%u\n", __func__, p, sizes[p]); return 0; @@ -194,8 +175,8 @@ static void vid_out_buf_request_complete(struct vb2_buffer *vb) } const struct vb2_ops vivid_vid_out_qops = { - .queue_setup = vid_out_queue_setup, - .buf_out_validate = vid_out_buf_out_validate, + .queue_info = vid_out_queue_info, + .buf_out_validate = vid_out_buf_out_validate, .buf_prepare = vid_out_buf_prepare, .buf_queue = vid_out_buf_queue, .start_streaming = vid_out_start_streaming,

[RFC,2/2] media: vivid: convert queue_setup to queue_info

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