--- zzzz-none-000/linux-3.10.107/drivers/media/platform/soc_camera/mx2_camera.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/media/platform/soc_camera/mx2_camera.c 2021-02-04 17:41:59.000000000 +0000 @@ -32,7 +32,7 @@ #include #include -#include +#include #include #include #include @@ -211,7 +211,7 @@ /* prp configuration for a client-host fmt pair */ struct mx2_fmt_cfg { - enum v4l2_mbus_pixelcode in_fmt; + u32 in_fmt; u32 out_fmt; struct mx2_prp_cfg cfg; }; @@ -225,7 +225,7 @@ /* buffer for one video frame */ struct mx2_buffer { /* common v4l buffer stuff -- must be first */ - struct vb2_buffer vb; + struct vb2_v4l2_buffer vb; struct mx2_buf_internal internal; }; @@ -236,7 +236,6 @@ struct mx2_camera_dev { struct device *dev; struct soc_camera_host soc_host; - struct soc_camera_device *icd; struct clk *clk_emma_ahb, *clk_emma_ipg; struct clk *clk_csi_ahb, *clk_csi_per; @@ -310,7 +309,7 @@ } }, { - .in_fmt = V4L2_MBUS_FMT_UYVY8_2X8, + .in_fmt = MEDIA_BUS_FMT_UYVY8_2X8, .out_fmt = V4L2_PIX_FMT_YUYV, .cfg = { .channel = 1, @@ -324,7 +323,7 @@ } }, { - .in_fmt = V4L2_MBUS_FMT_YUYV8_2X8, + .in_fmt = MEDIA_BUS_FMT_YUYV8_2X8, .out_fmt = V4L2_PIX_FMT_YUYV, .cfg = { .channel = 1, @@ -338,7 +337,7 @@ } }, { - .in_fmt = V4L2_MBUS_FMT_YUYV8_2X8, + .in_fmt = MEDIA_BUS_FMT_YUYV8_2X8, .out_fmt = V4L2_PIX_FMT_YUV420, .cfg = { .channel = 2, @@ -352,7 +351,7 @@ } }, { - .in_fmt = V4L2_MBUS_FMT_UYVY8_2X8, + .in_fmt = MEDIA_BUS_FMT_UYVY8_2X8, .out_fmt = V4L2_PIX_FMT_YUV420, .cfg = { .channel = 2, @@ -367,9 +366,7 @@ }, }; -static struct mx2_fmt_cfg *mx27_emma_prp_get_format( - enum v4l2_mbus_pixelcode in_fmt, - u32 out_fmt) +static struct mx2_fmt_cfg *mx27_emma_prp_get_format(u32 in_fmt, u32 out_fmt) { int i; @@ -394,8 +391,8 @@ writel(phys, pcdev->base_emma + PRP_DEST_Y_PTR - 0x14 * bufnum); if (prp->out_fmt == V4L2_PIX_FMT_YUV420) { - u32 imgsize = pcdev->icd->user_height * - pcdev->icd->user_width; + u32 imgsize = pcdev->soc_host.icd->user_height * + pcdev->soc_host.icd->user_width; writel(phys + imgsize, pcdev->base_emma + PRP_DEST_CB_PTR - 0x14 * bufnum); @@ -413,20 +410,30 @@ writel(0, pcdev->base_emma + PRP_CNTL); } +static int mx2_camera_add_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void mx2_camera_remove_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "Camera driver detached from camera %d\n", + icd->devnum); +} + /* * The following two functions absolutely depend on the fact, that * there can be only one camera on mx2 camera sensor interface */ -static int mx2_camera_add_device(struct soc_camera_device *icd) +static int mx2_camera_clock_start(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; int ret; u32 csicr1; - if (pcdev->icd) - return -EBUSY; - ret = clk_prepare_enable(pcdev->clk_csi_ahb); if (ret < 0) return ret; @@ -441,12 +448,8 @@ pcdev->csicr1 = csicr1; writel(pcdev->csicr1, pcdev->base_csi + CSICR1); - pcdev->icd = icd; pcdev->frame_count = 0; - dev_info(icd->parent, "Camera driver attached to camera %d\n", - icd->devnum); - return 0; exit_csi_ahb: @@ -455,29 +458,22 @@ return ret; } -static void mx2_camera_remove_device(struct soc_camera_device *icd) +static void mx2_camera_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; - BUG_ON(icd != pcdev->icd); - - dev_info(icd->parent, "Camera driver detached from camera %d\n", - icd->devnum); - mx2_camera_deactivate(pcdev); - - pcdev->icd = NULL; } /* * Videobuf operations */ static int mx2_videobuf_setup(struct vb2_queue *vq, - const struct v4l2_format *fmt, + const void *parg, unsigned int *count, unsigned int *num_planes, unsigned int sizes[], void *alloc_ctxs[]) { + const struct v4l2_format *fmt = parg; struct soc_camera_device *icd = soc_camera_from_vb2q(vq); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; @@ -535,11 +531,12 @@ static void mx2_videobuf_queue(struct vb2_buffer *vb) { + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct soc_camera_device *icd = soc_camera_from_vb2q(vb->vb2_queue); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; - struct mx2_buffer *buf = container_of(vb, struct mx2_buffer, vb); + struct mx2_buffer *buf = container_of(vbuf, struct mx2_buffer, vb); unsigned long flags; dev_dbg(icd->parent, "%s (vb=0x%p) 0x%p %lu\n", __func__, @@ -662,14 +659,14 @@ unsigned long flags; if (count < 2) - return -EINVAL; + return -ENOBUFS; spin_lock_irqsave(&pcdev->lock, flags); buf = list_first_entry(&pcdev->capture, struct mx2_buffer, internal.queue); buf->internal.bufnum = 0; - vb = &buf->vb; + vb = &buf->vb.vb2_buf; phys = vb2_dma_contig_plane_dma_addr(vb, 0); mx27_update_emma_buf(pcdev, phys, buf->internal.bufnum); @@ -678,7 +675,7 @@ buf = list_first_entry(&pcdev->capture, struct mx2_buffer, internal.queue); buf->internal.bufnum = 1; - vb = &buf->vb; + vb = &buf->vb.vb2_buf; phys = vb2_dma_contig_plane_dma_addr(vb, 0); mx27_update_emma_buf(pcdev, phys, buf->internal.bufnum); @@ -744,7 +741,7 @@ return 0; } -static int mx2_stop_streaming(struct vb2_queue *q) +static void mx2_stop_streaming(struct vb2_queue *q) { struct soc_camera_device *icd = soc_camera_from_vb2q(q); struct soc_camera_host *ici = @@ -776,8 +773,6 @@ dma_free_coherent(ici->v4l2_dev.dev, pcdev->discard_size, b, pcdev->discard_buffer_dma); - - return 0; } static struct vb2_ops mx2_videobuf_ops = { @@ -797,7 +792,7 @@ q->ops = &mx2_videobuf_ops; q->mem_ops = &vb2_dma_contig_memops; q->buf_struct_size = sizeof(struct mx2_buffer); - q->timestamp_type = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; return vb2_queue_init(q); } @@ -814,10 +809,9 @@ static int mx27_camera_emma_prp_reset(struct mx2_camera_dev *pcdev) { - u32 cntl; int count = 0; - cntl = readl(pcdev->base_emma + PRP_CNTL); + readl(pcdev->base_emma + PRP_CNTL); writel(PRP_CNTL_SWRST, pcdev->base_emma + PRP_CNTL); while (count++ < 100) { if (!(readl(pcdev->base_emma + PRP_CNTL) & PRP_CNTL_SWRST)) @@ -920,7 +914,10 @@ struct v4l2_crop a_writable = *a; struct v4l2_rect *rect = &a_writable.c; struct v4l2_subdev *sd = soc_camera_to_subdev(icd); - struct v4l2_mbus_framefmt mf; + struct v4l2_subdev_format fmt = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + struct v4l2_mbus_framefmt *mf = &fmt.format; int ret; soc_camera_limit_side(&rect->left, &rect->width, 0, 2, 4096); @@ -931,15 +928,15 @@ return ret; /* The capture device might have changed its output */ - ret = v4l2_subdev_call(sd, video, g_mbus_fmt, &mf); + ret = v4l2_subdev_call(sd, pad, get_fmt, NULL, &fmt); if (ret < 0) return ret; dev_dbg(icd->parent, "Sensor cropped %dx%d\n", - mf.width, mf.height); + mf->width, mf->height); - icd->user_width = mf.width; - icd->user_height = mf.height; + icd->user_width = mf->width; + icd->user_height = mf->height; return ret; } @@ -951,22 +948,25 @@ struct v4l2_subdev *sd = soc_camera_to_subdev(icd); const struct soc_mbus_pixelfmt *fmt; struct device *dev = icd->parent; - enum v4l2_mbus_pixelcode code; + struct v4l2_subdev_mbus_code_enum code = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + .index = idx, + }; int ret, formats = 0; - ret = v4l2_subdev_call(sd, video, enum_mbus_fmt, idx, &code); + ret = v4l2_subdev_call(sd, pad, enum_mbus_code, NULL, &code); if (ret < 0) /* no more formats */ return 0; - fmt = soc_mbus_get_fmtdesc(code); + fmt = soc_mbus_get_fmtdesc(code.code); if (!fmt) { - dev_err(dev, "Invalid format code #%u: %d\n", idx, code); + dev_err(dev, "Invalid format code #%u: %d\n", idx, code.code); return 0; } - if (code == V4L2_MBUS_FMT_YUYV8_2X8 || - code == V4L2_MBUS_FMT_UYVY8_2X8) { + if (code.code == MEDIA_BUS_FMT_YUYV8_2X8 || + code.code == MEDIA_BUS_FMT_UYVY8_2X8) { formats++; if (xlate) { /* @@ -974,22 +974,22 @@ * soc_mediabus.c */ xlate->host_fmt = - soc_mbus_get_fmtdesc(V4L2_MBUS_FMT_YUYV8_1_5X8); - xlate->code = code; + soc_mbus_get_fmtdesc(MEDIA_BUS_FMT_YUYV8_1_5X8); + xlate->code = code.code; dev_dbg(dev, "Providing host format %s for sensor code %d\n", - xlate->host_fmt->name, code); + xlate->host_fmt->name, code.code); xlate++; } } - if (code == V4L2_MBUS_FMT_UYVY8_2X8) { + if (code.code == MEDIA_BUS_FMT_UYVY8_2X8) { formats++; if (xlate) { xlate->host_fmt = - soc_mbus_get_fmtdesc(V4L2_MBUS_FMT_YUYV8_2X8); - xlate->code = code; + soc_mbus_get_fmtdesc(MEDIA_BUS_FMT_YUYV8_2X8); + xlate->code = code.code; dev_dbg(dev, "Providing host format %s for sensor code %d\n", - xlate->host_fmt->name, code); + xlate->host_fmt->name, code.code); xlate++; } } @@ -998,7 +998,7 @@ formats++; if (xlate) { xlate->host_fmt = fmt; - xlate->code = code; + xlate->code = code.code; xlate++; } return formats; @@ -1008,7 +1008,7 @@ struct v4l2_mbus_framefmt *mf_in, struct v4l2_pix_format *pix_out, bool apply) { - int num, den; + unsigned int num, den; unsigned long m; int i, dir; @@ -1129,7 +1129,10 @@ struct v4l2_subdev *sd = soc_camera_to_subdev(icd); const struct soc_camera_format_xlate *xlate; struct v4l2_pix_format *pix = &f->fmt.pix; - struct v4l2_mbus_framefmt mf; + struct v4l2_subdev_format format = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + struct v4l2_mbus_framefmt *mf = &format.format; int ret; dev_dbg(icd->parent, "%s: requested params: width = %d, height = %d\n", @@ -1142,19 +1145,19 @@ return -EINVAL; } - mf.width = pix->width; - mf.height = pix->height; - mf.field = pix->field; - mf.colorspace = pix->colorspace; - mf.code = xlate->code; + mf->width = pix->width; + mf->height = pix->height; + mf->field = pix->field; + mf->colorspace = pix->colorspace; + mf->code = xlate->code; - ret = v4l2_subdev_call(sd, video, s_mbus_fmt, &mf); + ret = v4l2_subdev_call(sd, pad, set_fmt, NULL, &format); if (ret < 0 && ret != -ENOIOCTLCMD) return ret; /* Store width and height returned by the sensor for resizing */ - pcdev->s_width = mf.width; - pcdev->s_height = mf.height; + pcdev->s_width = mf->width; + pcdev->s_height = mf->height; dev_dbg(icd->parent, "%s: sensor params: width = %d, height = %d\n", __func__, pcdev->s_width, pcdev->s_height); @@ -1162,19 +1165,19 @@ xlate->host_fmt->fourcc); memset(pcdev->resizing, 0, sizeof(pcdev->resizing)); - if ((mf.width != pix->width || mf.height != pix->height) && + if ((mf->width != pix->width || mf->height != pix->height) && pcdev->emma_prp->cfg.in_fmt == PRP_CNTL_DATA_IN_YUV422) { - if (mx2_emmaprp_resize(pcdev, &mf, pix, true) < 0) + if (mx2_emmaprp_resize(pcdev, mf, pix, true) < 0) dev_dbg(icd->parent, "%s: can't resize\n", __func__); } - if (mf.code != xlate->code) + if (mf->code != xlate->code) return -EINVAL; - pix->width = mf.width; - pix->height = mf.height; - pix->field = mf.field; - pix->colorspace = mf.colorspace; + pix->width = mf->width; + pix->height = mf->height; + pix->field = mf->field; + pix->colorspace = mf->colorspace; icd->current_fmt = xlate; dev_dbg(icd->parent, "%s: returned params: width = %d, height = %d\n", @@ -1189,7 +1192,11 @@ struct v4l2_subdev *sd = soc_camera_to_subdev(icd); const struct soc_camera_format_xlate *xlate; struct v4l2_pix_format *pix = &f->fmt.pix; - struct v4l2_mbus_framefmt mf; + struct v4l2_subdev_pad_config pad_cfg; + struct v4l2_subdev_format format = { + .which = V4L2_SUBDEV_FORMAT_TRY, + }; + struct v4l2_mbus_framefmt *mf = &format.format; __u32 pixfmt = pix->pixelformat; struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; @@ -1212,13 +1219,13 @@ pix->width &= ~0x7; /* limit to sensor capabilities */ - mf.width = pix->width; - mf.height = pix->height; - mf.field = pix->field; - mf.colorspace = pix->colorspace; - mf.code = xlate->code; + mf->width = pix->width; + mf->height = pix->height; + mf->field = pix->field; + mf->colorspace = pix->colorspace; + mf->code = xlate->code; - ret = v4l2_subdev_call(sd, video, try_mbus_fmt, &mf); + ret = v4l2_subdev_call(sd, pad, set_fmt, &pad_cfg, &format); if (ret < 0) return ret; @@ -1229,29 +1236,29 @@ emma_prp = mx27_emma_prp_get_format(xlate->code, xlate->host_fmt->fourcc); - if ((mf.width != pix->width || mf.height != pix->height) && + if ((mf->width != pix->width || mf->height != pix->height) && emma_prp->cfg.in_fmt == PRP_CNTL_DATA_IN_YUV422) { - if (mx2_emmaprp_resize(pcdev, &mf, pix, false) < 0) + if (mx2_emmaprp_resize(pcdev, mf, pix, false) < 0) dev_dbg(icd->parent, "%s: can't resize\n", __func__); } - if (mf.field == V4L2_FIELD_ANY) - mf.field = V4L2_FIELD_NONE; + if (mf->field == V4L2_FIELD_ANY) + mf->field = V4L2_FIELD_NONE; /* * Driver supports interlaced images provided they have * both fields so that they can be processed as if they * were progressive. */ - if (mf.field != V4L2_FIELD_NONE && !V4L2_FIELD_HAS_BOTH(mf.field)) { + if (mf->field != V4L2_FIELD_NONE && !V4L2_FIELD_HAS_BOTH(mf->field)) { dev_err(icd->parent, "Field type %d unsupported.\n", - mf.field); + mf->field); return -EINVAL; } - pix->width = mf.width; - pix->height = mf.height; - pix->field = mf.field; - pix->colorspace = mf.colorspace; + pix->width = mf->width; + pix->height = mf->height; + pix->field = mf->field; + pix->colorspace = mf->colorspace; dev_dbg(icd->parent, "%s: returned params: width = %d, height = %d\n", __func__, pix->width, pix->height); @@ -1264,7 +1271,8 @@ { /* cap->name is set by the friendly caller:-> */ strlcpy(cap->card, MX2_CAM_DRIVER_DESCRIPTION, sizeof(cap->card)); - cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING; + cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; return 0; } @@ -1280,6 +1288,8 @@ .owner = THIS_MODULE, .add = mx2_camera_add_device, .remove = mx2_camera_remove_device, + .clock_start = mx2_camera_clock_start, + .clock_stop = mx2_camera_clock_stop, .set_fmt = mx2_camera_set_fmt, .set_crop = mx2_camera_set_crop, .get_formats = mx2_camera_get_formats, @@ -1299,6 +1309,7 @@ struct mx2_buf_internal *ibuf; struct mx2_buffer *buf; struct vb2_buffer *vb; + struct vb2_v4l2_buffer *vbuf; unsigned long phys; ibuf = list_first_entry(&pcdev->active_bufs, struct mx2_buf_internal, @@ -1315,7 +1326,8 @@ } else { buf = mx2_ibuf_to_buf(ibuf); - vb = &buf->vb; + vb = &buf->vb.vb2_buf; + vbuf = to_vb2_v4l2_buffer(vb); #ifdef DEBUG phys = vb2_dma_contig_plane_dma_addr(vb, 0); if (prp->cfg.channel == 1) { @@ -1339,8 +1351,8 @@ vb2_get_plane_payload(vb, 0)); list_del_init(&buf->internal.queue); - v4l2_get_timestamp(&vb->v4l2_buf.timestamp); - vb->v4l2_buf.sequence = pcdev->frame_count; + v4l2_get_timestamp(&vbuf->timestamp); + vbuf->sequence = pcdev->frame_count; if (err) vb2_buffer_done(vb, VB2_BUF_STATE_ERROR); else @@ -1372,7 +1384,7 @@ list_move_tail(pcdev->capture.next, &pcdev->active_bufs); - vb = &buf->vb; + vb = &buf->vb.vb2_buf; phys = vb2_dma_contig_plane_dma_addr(vb, 0); mx27_update_emma_buf(pcdev, phys, bufnum);