diff options
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_vop2.c')
-rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 80 |
1 files changed, 63 insertions, 17 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c index ba3b81789509..0e0012368976 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c @@ -38,6 +38,7 @@ #include "rockchip_drm_gem.h" #include "rockchip_drm_fb.h" #include "rockchip_drm_vop2.h" +#include "rockchip_rgb.h" /* * VOP2 architecture @@ -211,6 +212,9 @@ struct vop2 { struct clk *hclk; struct clk *aclk; + /* optional internal rgb encoder */ + struct rockchip_rgb *rgb; + /* must be put at the end of the struct */ struct vop2_win win[]; }; @@ -2245,7 +2249,7 @@ static struct vop2_video_port *find_vp_without_primary(struct vop2 *vop2) #define NR_LAYERS 6 -static int vop2_create_crtc(struct vop2 *vop2) +static int vop2_create_crtcs(struct vop2 *vop2) { const struct vop2_data *vop2_data = vop2->data; struct drm_device *drm = vop2->drm; @@ -2321,10 +2325,11 @@ static int vop2_create_crtc(struct vop2 *vop2) /* change the unused primary window to overlay window */ win->type = DRM_PLANE_TYPE_OVERLAY; } - } - - if (win->type == DRM_PLANE_TYPE_OVERLAY) + } else if (win->type == DRM_PLANE_TYPE_OVERLAY) { possible_crtcs = (1 << nvps) - 1; + } else { + possible_crtcs = 0; + } ret = vop2_plane_init(vop2, win, possible_crtcs); if (ret) { @@ -2370,15 +2375,44 @@ static int vop2_create_crtc(struct vop2 *vop2) return 0; } -static void vop2_destroy_crtc(struct drm_crtc *crtc) +static void vop2_destroy_crtcs(struct vop2 *vop2) { - of_node_put(crtc->port); + struct drm_device *drm = vop2->drm; + struct list_head *crtc_list = &drm->mode_config.crtc_list; + struct list_head *plane_list = &drm->mode_config.plane_list; + struct drm_crtc *crtc, *tmpc; + struct drm_plane *plane, *tmpp; + + list_for_each_entry_safe(plane, tmpp, plane_list, head) + drm_plane_cleanup(plane); /* * Destroy CRTC after vop2_plane_destroy() since vop2_disable_plane() * references the CRTC. */ - drm_crtc_cleanup(crtc); + list_for_each_entry_safe(crtc, tmpc, crtc_list, head) { + of_node_put(crtc->port); + drm_crtc_cleanup(crtc); + } +} + +static int vop2_find_rgb_encoder(struct vop2 *vop2) +{ + struct device_node *node = vop2->dev->of_node; + struct device_node *endpoint; + int i; + + for (i = 0; i < vop2->data->nr_vps; i++) { + endpoint = of_graph_get_endpoint_by_regs(node, i, + ROCKCHIP_VOP2_EP_RGB0); + if (!endpoint) + continue; + + of_node_put(endpoint); + return i; + } + + return -ENOENT; } static struct reg_field vop2_cluster_regs[VOP2_WIN_MAX_REG] = { @@ -2682,33 +2716,45 @@ static int vop2_bind(struct device *dev, struct device *master, void *data) if (ret) return ret; - ret = vop2_create_crtc(vop2); + ret = vop2_create_crtcs(vop2); if (ret) return ret; + ret = vop2_find_rgb_encoder(vop2); + if (ret >= 0) { + vop2->rgb = rockchip_rgb_init(dev, &vop2->vps[ret].crtc, + vop2->drm, ret); + if (IS_ERR(vop2->rgb)) { + if (PTR_ERR(vop2->rgb) == -EPROBE_DEFER) { + ret = PTR_ERR(vop2->rgb); + goto err_crtcs; + } + vop2->rgb = NULL; + } + } + rockchip_drm_dma_init_device(vop2->drm, vop2->dev); pm_runtime_enable(&pdev->dev); return 0; + +err_crtcs: + vop2_destroy_crtcs(vop2); + + return ret; } static void vop2_unbind(struct device *dev, struct device *master, void *data) { struct vop2 *vop2 = dev_get_drvdata(dev); - struct drm_device *drm = vop2->drm; - struct list_head *plane_list = &drm->mode_config.plane_list; - struct list_head *crtc_list = &drm->mode_config.crtc_list; - struct drm_crtc *crtc, *tmpc; - struct drm_plane *plane, *tmpp; pm_runtime_disable(dev); - list_for_each_entry_safe(plane, tmpp, plane_list, head) - drm_plane_cleanup(plane); + if (vop2->rgb) + rockchip_rgb_fini(vop2->rgb); - list_for_each_entry_safe(crtc, tmpc, crtc_list, head) - vop2_destroy_crtc(crtc); + vop2_destroy_crtcs(vop2); } const struct component_ops vop2_component_ops = { |