mirror of https://gitee.com/openkylin/linux.git
media: v4l: vsp1: Move DRM atomic commit pipeline setup to separate function
The DRM pipeline setup code used at atomic commit time is similar to the setup code used when enabling the pipeline. Move it to a separate function in order to share it. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Laurent Pinchart
Mauro Carvalho Chehab
parent
c8c310c99e
commit
02b902fcf6
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@ -46,6 +46,185 @@ static void vsp1_du_pipeline_frame_end(struct vsp1_pipeline *pipe,
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* Pipeline Configuration
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*/
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/* Setup one RPF and the connected BRU sink pad. */
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static int vsp1_du_pipeline_setup_rpf(struct vsp1_device *vsp1,
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struct vsp1_pipeline *pipe,
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struct vsp1_rwpf *rpf,
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unsigned int bru_input)
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{
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struct v4l2_subdev_selection sel;
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struct v4l2_subdev_format format;
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const struct v4l2_rect *crop;
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int ret;
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/*
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* Configure the format on the RPF sink pad and propagate it up to the
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* BRU sink pad.
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*/
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crop = &vsp1->drm->inputs[rpf->entity.index].crop;
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memset(&format, 0, sizeof(format));
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format.which = V4L2_SUBDEV_FORMAT_ACTIVE;
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format.pad = RWPF_PAD_SINK;
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format.format.width = crop->width + crop->left;
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format.format.height = crop->height + crop->top;
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format.format.code = rpf->fmtinfo->mbus;
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format.format.field = V4L2_FIELD_NONE;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, set_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev,
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"%s: set format %ux%u (%x) on RPF%u sink\n",
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__func__, format.format.width, format.format.height,
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format.format.code, rpf->entity.index);
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memset(&sel, 0, sizeof(sel));
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sel.which = V4L2_SUBDEV_FORMAT_ACTIVE;
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sel.pad = RWPF_PAD_SINK;
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sel.target = V4L2_SEL_TGT_CROP;
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sel.r = *crop;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, set_selection, NULL,
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&sel);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev,
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"%s: set selection (%u,%u)/%ux%u on RPF%u sink\n",
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__func__, sel.r.left, sel.r.top, sel.r.width, sel.r.height,
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rpf->entity.index);
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/*
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* RPF source, hardcode the format to ARGB8888 to turn on format
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* conversion if needed.
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*/
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format.pad = RWPF_PAD_SOURCE;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, get_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev,
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"%s: got format %ux%u (%x) on RPF%u source\n",
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__func__, format.format.width, format.format.height,
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format.format.code, rpf->entity.index);
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format.format.code = MEDIA_BUS_FMT_ARGB8888_1X32;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, set_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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/* BRU sink, propagate the format from the RPF source. */
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format.pad = bru_input;
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ret = v4l2_subdev_call(&pipe->bru->subdev, pad, set_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev, "%s: set format %ux%u (%x) on %s pad %u\n",
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__func__, format.format.width, format.format.height,
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format.format.code, BRU_NAME(pipe->bru), format.pad);
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sel.pad = bru_input;
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sel.target = V4L2_SEL_TGT_COMPOSE;
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sel.r = vsp1->drm->inputs[rpf->entity.index].compose;
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ret = v4l2_subdev_call(&pipe->bru->subdev, pad, set_selection, NULL,
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&sel);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev, "%s: set selection (%u,%u)/%ux%u on %s pad %u\n",
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__func__, sel.r.left, sel.r.top, sel.r.width, sel.r.height,
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BRU_NAME(pipe->bru), sel.pad);
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return 0;
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}
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static unsigned int rpf_zpos(struct vsp1_device *vsp1, struct vsp1_rwpf *rpf)
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{
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return vsp1->drm->inputs[rpf->entity.index].zpos;
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}
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/* Setup the input side of the pipeline (RPFs and BRU sink pads). */
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static int vsp1_du_pipeline_setup_inputs(struct vsp1_device *vsp1,
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struct vsp1_pipeline *pipe)
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{
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struct vsp1_rwpf *inputs[VSP1_MAX_RPF] = { NULL, };
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struct vsp1_bru *bru = to_bru(&pipe->bru->subdev);
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unsigned int i;
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int ret;
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/* Count the number of enabled inputs and sort them by Z-order. */
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pipe->num_inputs = 0;
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for (i = 0; i < vsp1->info->rpf_count; ++i) {
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struct vsp1_rwpf *rpf = vsp1->rpf[i];
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unsigned int j;
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/*
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* Make sure we don't accept more inputs than the hardware can
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* handle. This is a temporary fix to avoid display stall, we
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* need to instead allocate the BRU or BRS to display pipelines
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* dynamically based on the number of planes they each use.
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*/
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if (pipe->num_inputs >= pipe->bru->source_pad)
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pipe->inputs[i] = NULL;
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if (!pipe->inputs[i])
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continue;
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/* Insert the RPF in the sorted RPFs array. */
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for (j = pipe->num_inputs++; j > 0; --j) {
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if (rpf_zpos(vsp1, inputs[j-1]) <= rpf_zpos(vsp1, rpf))
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break;
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inputs[j] = inputs[j-1];
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}
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inputs[j] = rpf;
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}
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/* Setup the RPF input pipeline for every enabled input. */
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for (i = 0; i < pipe->bru->source_pad; ++i) {
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struct vsp1_rwpf *rpf = inputs[i];
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if (!rpf) {
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bru->inputs[i].rpf = NULL;
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continue;
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}
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if (!rpf->entity.pipe) {
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rpf->entity.pipe = pipe;
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list_add_tail(&rpf->entity.list_pipe, &pipe->entities);
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}
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bru->inputs[i].rpf = rpf;
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rpf->bru_input = i;
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rpf->entity.sink = pipe->bru;
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rpf->entity.sink_pad = i;
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dev_dbg(vsp1->dev, "%s: connecting RPF.%u to %s:%u\n",
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__func__, rpf->entity.index, BRU_NAME(pipe->bru), i);
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ret = vsp1_du_pipeline_setup_rpf(vsp1, pipe, rpf, i);
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if (ret < 0) {
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dev_err(vsp1->dev,
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"%s: failed to setup RPF.%u\n",
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__func__, rpf->entity.index);
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return ret;
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}
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}
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return 0;
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}
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/* Configure all entities in the pipeline. */
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static void vsp1_du_pipeline_configure(struct vsp1_pipeline *pipe)
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{
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@ -396,111 +575,6 @@ int vsp1_du_atomic_update(struct device *dev, unsigned int pipe_index,
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}
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EXPORT_SYMBOL_GPL(vsp1_du_atomic_update);
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static int vsp1_du_setup_rpf_pipe(struct vsp1_device *vsp1,
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struct vsp1_pipeline *pipe,
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struct vsp1_rwpf *rpf, unsigned int bru_input)
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{
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struct v4l2_subdev_selection sel;
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struct v4l2_subdev_format format;
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const struct v4l2_rect *crop;
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int ret;
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/*
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* Configure the format on the RPF sink pad and propagate it up to the
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* BRU sink pad.
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*/
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crop = &vsp1->drm->inputs[rpf->entity.index].crop;
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memset(&format, 0, sizeof(format));
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format.which = V4L2_SUBDEV_FORMAT_ACTIVE;
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format.pad = RWPF_PAD_SINK;
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format.format.width = crop->width + crop->left;
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format.format.height = crop->height + crop->top;
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format.format.code = rpf->fmtinfo->mbus;
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format.format.field = V4L2_FIELD_NONE;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, set_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev,
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"%s: set format %ux%u (%x) on RPF%u sink\n",
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__func__, format.format.width, format.format.height,
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format.format.code, rpf->entity.index);
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memset(&sel, 0, sizeof(sel));
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sel.which = V4L2_SUBDEV_FORMAT_ACTIVE;
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sel.pad = RWPF_PAD_SINK;
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sel.target = V4L2_SEL_TGT_CROP;
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sel.r = *crop;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, set_selection, NULL,
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&sel);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev,
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"%s: set selection (%u,%u)/%ux%u on RPF%u sink\n",
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__func__, sel.r.left, sel.r.top, sel.r.width, sel.r.height,
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rpf->entity.index);
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/*
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* RPF source, hardcode the format to ARGB8888 to turn on format
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* conversion if needed.
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*/
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format.pad = RWPF_PAD_SOURCE;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, get_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev,
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"%s: got format %ux%u (%x) on RPF%u source\n",
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__func__, format.format.width, format.format.height,
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format.format.code, rpf->entity.index);
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format.format.code = MEDIA_BUS_FMT_ARGB8888_1X32;
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ret = v4l2_subdev_call(&rpf->entity.subdev, pad, set_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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/* BRU sink, propagate the format from the RPF source. */
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format.pad = bru_input;
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ret = v4l2_subdev_call(&pipe->bru->subdev, pad, set_fmt, NULL,
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&format);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev, "%s: set format %ux%u (%x) on %s pad %u\n",
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__func__, format.format.width, format.format.height,
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format.format.code, BRU_NAME(pipe->bru), format.pad);
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sel.pad = bru_input;
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sel.target = V4L2_SEL_TGT_COMPOSE;
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sel.r = vsp1->drm->inputs[rpf->entity.index].compose;
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ret = v4l2_subdev_call(&pipe->bru->subdev, pad, set_selection, NULL,
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&sel);
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if (ret < 0)
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return ret;
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dev_dbg(vsp1->dev, "%s: set selection (%u,%u)/%ux%u on %s pad %u\n",
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__func__, sel.r.left, sel.r.top, sel.r.width, sel.r.height,
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BRU_NAME(pipe->bru), sel.pad);
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return 0;
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}
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static unsigned int rpf_zpos(struct vsp1_device *vsp1, struct vsp1_rwpf *rpf)
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{
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return vsp1->drm->inputs[rpf->entity.index].zpos;
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}
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/**
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* vsp1_du_atomic_flush - Commit an atomic update
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* @dev: the VSP device
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@ -511,69 +585,8 @@ void vsp1_du_atomic_flush(struct device *dev, unsigned int pipe_index)
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struct vsp1_device *vsp1 = dev_get_drvdata(dev);
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struct vsp1_drm_pipeline *drm_pipe = &vsp1->drm->pipe[pipe_index];
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struct vsp1_pipeline *pipe = &drm_pipe->pipe;
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struct vsp1_rwpf *inputs[VSP1_MAX_RPF] = { NULL, };
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struct vsp1_bru *bru = to_bru(&pipe->bru->subdev);
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unsigned int i;
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int ret;
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/* Count the number of enabled inputs and sort them by Z-order. */
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pipe->num_inputs = 0;
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for (i = 0; i < vsp1->info->rpf_count; ++i) {
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struct vsp1_rwpf *rpf = vsp1->rpf[i];
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unsigned int j;
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/*
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* Make sure we don't accept more inputs than the hardware can
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* handle. This is a temporary fix to avoid display stall, we
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* need to instead allocate the BRU or BRS to display pipelines
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* dynamically based on the number of planes they each use.
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*/
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if (pipe->num_inputs >= pipe->bru->source_pad)
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pipe->inputs[i] = NULL;
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if (!pipe->inputs[i])
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continue;
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/* Insert the RPF in the sorted RPFs array. */
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for (j = pipe->num_inputs++; j > 0; --j) {
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if (rpf_zpos(vsp1, inputs[j-1]) <= rpf_zpos(vsp1, rpf))
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break;
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inputs[j] = inputs[j-1];
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}
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inputs[j] = rpf;
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}
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/* Setup the RPF input pipeline for every enabled input. */
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for (i = 0; i < pipe->bru->source_pad; ++i) {
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struct vsp1_rwpf *rpf = inputs[i];
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if (!rpf) {
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bru->inputs[i].rpf = NULL;
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continue;
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}
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if (!rpf->entity.pipe) {
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rpf->entity.pipe = pipe;
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list_add_tail(&rpf->entity.list_pipe, &pipe->entities);
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}
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bru->inputs[i].rpf = rpf;
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rpf->bru_input = i;
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rpf->entity.sink = pipe->bru;
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rpf->entity.sink_pad = i;
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dev_dbg(vsp1->dev, "%s: connecting RPF.%u to %s:%u\n",
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__func__, rpf->entity.index, BRU_NAME(pipe->bru), i);
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ret = vsp1_du_setup_rpf_pipe(vsp1, pipe, rpf, i);
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if (ret < 0)
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dev_err(vsp1->dev,
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"%s: failed to setup RPF.%u\n",
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__func__, rpf->entity.index);
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}
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vsp1_du_pipeline_setup_inputs(vsp1, pipe);
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vsp1_du_pipeline_configure(pipe);
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}
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EXPORT_SYMBOL_GPL(vsp1_du_atomic_flush);
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