diff options
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_vop.c')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 48 |
1 files changed, 41 insertions, 7 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 1359e5c773e4..0c35a88e33dd 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -32,6 +32,7 @@ #include <linux/of_device.h> #include <linux/pm_runtime.h> #include <linux/component.h> +#include <linux/overflow.h> #include <linux/reset.h> #include <linux/delay.h> @@ -41,6 +42,7 @@ #include "rockchip_drm_fb.h" #include "rockchip_drm_psr.h" #include "rockchip_drm_vop.h" +#include "rockchip_rgb.h" #define VOP_WIN_SET(x, win, name, v) \ vop_reg_set(vop, &win->phy->name, win->base, ~0, v, #name) @@ -92,6 +94,7 @@ struct vop_win { struct vop *vop; }; +struct rockchip_rgb; struct vop { struct drm_crtc crtc; struct device *dev; @@ -135,6 +138,9 @@ struct vop { /* vop dclk reset */ struct reset_control *dclk_rst; + /* optional internal rgb encoder */ + struct rockchip_rgb *rgb; + struct vop_win win[]; }; @@ -1111,7 +1117,7 @@ static struct drm_connector *vop_get_edp_connector(struct vop *vop) } static int vop_crtc_set_crc_source(struct drm_crtc *crtc, - const char *source_name, size_t *values_cnt) + const char *source_name) { struct vop *vop = to_vop(crtc); struct drm_connector *connector; @@ -1121,8 +1127,6 @@ static int vop_crtc_set_crc_source(struct drm_crtc *crtc, if (!connector) return -EINVAL; - *values_cnt = 3; - if (source_name && strcmp(source_name, "auto") == 0) ret = analogix_dp_start_crc(connector); else if (!source_name) @@ -1132,9 +1136,28 @@ static int vop_crtc_set_crc_source(struct drm_crtc *crtc, return ret; } + +static int +vop_crtc_verify_crc_source(struct drm_crtc *crtc, const char *source_name, + size_t *values_cnt) +{ + if (source_name && strcmp(source_name, "auto") != 0) + return -EINVAL; + + *values_cnt = 3; + return 0; +} + #else static int vop_crtc_set_crc_source(struct drm_crtc *crtc, - const char *source_name, size_t *values_cnt) + const char *source_name) +{ + return -ENODEV; +} + +static int +vop_crtc_verify_crc_source(struct drm_crtc *crtc, const char *source_name, + size_t *values_cnt) { return -ENODEV; } @@ -1150,6 +1173,7 @@ static const struct drm_crtc_funcs vop_crtc_funcs = { .enable_vblank = vop_crtc_enable_vblank, .disable_vblank = vop_crtc_disable_vblank, .set_crc_source = vop_crtc_set_crc_source, + .verify_crc_source = vop_crtc_verify_crc_source, }; static void vop_fb_unref_worker(struct drm_flip_work *work, void *val) @@ -1561,7 +1585,6 @@ static int vop_bind(struct device *dev, struct device *master, void *data) struct drm_device *drm_dev = data; struct vop *vop; struct resource *res; - size_t alloc_size; int ret, irq; vop_data = of_device_get_match_data(dev); @@ -1569,8 +1592,8 @@ static int vop_bind(struct device *dev, struct device *master, void *data) return -ENODEV; /* Allocate vop struct and its vop_win array */ - alloc_size = sizeof(*vop) + sizeof(*vop->win) * vop_data->win_size; - vop = devm_kzalloc(dev, alloc_size, GFP_KERNEL); + vop = devm_kzalloc(dev, struct_size(vop, win, vop_data->win_size), + GFP_KERNEL); if (!vop) return -ENOMEM; @@ -1620,6 +1643,14 @@ static int vop_bind(struct device *dev, struct device *master, void *data) if (ret) goto err_disable_pm_runtime; + if (vop->data->feature & VOP_FEATURE_INTERNAL_RGB) { + vop->rgb = rockchip_rgb_init(dev, &vop->crtc, vop->drm_dev); + if (IS_ERR(vop->rgb)) { + ret = PTR_ERR(vop->rgb); + goto err_disable_pm_runtime; + } + } + return 0; err_disable_pm_runtime: @@ -1632,6 +1663,9 @@ static void vop_unbind(struct device *dev, struct device *master, void *data) { struct vop *vop = dev_get_drvdata(dev); + if (vop->rgb) + rockchip_rgb_fini(vop->rgb); + pm_runtime_disable(dev); vop_destroy_crtc(vop); |