Link creation will be handled differently for the DU pipeline. Signed-off-by: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com> --- drivers/media/platform/vsp1/vsp1_drv.c | 114 ++++++++++++++++++--------------- 1 file changed, 64 insertions(+), 50 deletions(-)
diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c index 91ecf75119ba..d1e42260a871 100644 --- a/drivers/media/platform/vsp1/vsp1_drv.c +++ b/drivers/media/platform/vsp1/vsp1_drv.c @@ -67,7 +67,7 @@ static irqreturn_t vsp1_irq_handler(int irq, void *data) */ /* - * vsp1_create_links - Create links from all sources to the given sink + * vsp1_create_sink_links - Create links from all sources to the given sink * * This function creates media links from all valid sources to the given sink * pad. Links that would be invalid according to the VSP1 hardware capabilities @@ -76,7 +76,8 @@ static irqreturn_t vsp1_irq_handler(int irq, void *data) * - from a UDS to a UDS (UDS entities can't be chained) * - from an entity to itself (no loops are allowed) */ -static int vsp1_create_links(struct vsp1_device *vsp1, struct vsp1_entity *sink) +static int vsp1_create_sink_links(struct vsp1_device *vsp1, + struct vsp1_entity *sink) { struct media_entity *entity = &sink->subdev.entity; struct vsp1_entity *source; @@ -116,6 +117,64 @@ static int vsp1_create_links(struct vsp1_device *vsp1, struct vsp1_entity *sink) return 0; } +static int vsp1_create_links(struct vsp1_device *vsp1) +{ + struct vsp1_entity *entity; + unsigned int i; + int ret; + + list_for_each_entry(entity, &vsp1->entities, list_dev) { + if (entity->type == VSP1_ENTITY_LIF || + entity->type == VSP1_ENTITY_RPF) + continue; + + ret = vsp1_create_sink_links(vsp1, entity); + if (ret < 0) + return ret; + } + + for (i = 0; i < vsp1->pdata.rpf_count; ++i) { + struct vsp1_rwpf *rpf = vsp1->rpf[i]; + + ret = media_entity_create_link(&rpf->video->video.entity, 0, + &rpf->entity.subdev.entity, + RWPF_PAD_SINK, + MEDIA_LNK_FL_ENABLED | + MEDIA_LNK_FL_IMMUTABLE); + if (ret < 0) + return ret; + } + + for (i = 0; i < vsp1->pdata.wpf_count; ++i) { + /* Connect the video device to the WPF. All connections are + * immutable except for the WPF0 source link if a LIF is + * present. + */ + struct vsp1_rwpf *wpf = vsp1->wpf[i]; + unsigned int flags = MEDIA_LNK_FL_ENABLED; + + if (!(vsp1->pdata.features & VSP1_HAS_LIF) || i != 0) + flags |= MEDIA_LNK_FL_IMMUTABLE; + + ret = media_entity_create_link(&wpf->entity.subdev.entity, + RWPF_PAD_SOURCE, + &wpf->video->video.entity, + 0, flags); + if (ret < 0) + return ret; + } + + if (vsp1->pdata.features & VSP1_HAS_LIF) { + ret = media_entity_create_link( + &vsp1->wpf[0]->entity.subdev.entity, RWPF_PAD_SOURCE, + &vsp1->lif->entity.subdev.entity, LIF_PAD_SINK, 0); + if (ret < 0) + return ret; + } + + return 0; +} + static void vsp1_destroy_entities(struct vsp1_device *vsp1) { struct vsp1_entity *entity, *_entity; @@ -276,54 +335,9 @@ static int vsp1_create_entities(struct vsp1_device *vsp1) } /* Create links. */ - list_for_each_entry(entity, &vsp1->entities, list_dev) { - if (entity->type == VSP1_ENTITY_LIF || - entity->type == VSP1_ENTITY_RPF) - continue; - - ret = vsp1_create_links(vsp1, entity); - if (ret < 0) - goto done; - } - - for (i = 0; i < vsp1->pdata.rpf_count; ++i) { - struct vsp1_rwpf *rpf = vsp1->rpf[i]; - - ret = media_entity_create_link(&rpf->video->video.entity, 0, - &rpf->entity.subdev.entity, - RWPF_PAD_SINK, - MEDIA_LNK_FL_ENABLED | - MEDIA_LNK_FL_IMMUTABLE); - if (ret < 0) - goto done; - } - - for (i = 0; i < vsp1->pdata.wpf_count; ++i) { - /* Connect the video device to the WPF. All connections are - * immutable except for the WPF0 source link if a LIF is - * present. - */ - struct vsp1_rwpf *wpf = vsp1->wpf[i]; - unsigned int flags = MEDIA_LNK_FL_ENABLED; - - if (!(vsp1->pdata.features & VSP1_HAS_LIF) || i != 0) - flags |= MEDIA_LNK_FL_IMMUTABLE; - - ret = media_entity_create_link(&wpf->entity.subdev.entity, - RWPF_PAD_SOURCE, - &wpf->video->video.entity, - 0, flags); - if (ret < 0) - goto done; - } - - if (vsp1->pdata.features & VSP1_HAS_LIF) { - ret = media_entity_create_link( - &vsp1->wpf[0]->entity.subdev.entity, RWPF_PAD_SOURCE, - &vsp1->lif->entity.subdev.entity, LIF_PAD_SINK, 0); - if (ret < 0) - return ret; - } + ret = vsp1_create_links(vsp1); + if (ret < 0) + goto done; /* Register all subdevs. */ list_for_each_entry(entity, &vsp1->entities, list_dev) { -- 2.4.10 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html