diff options
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_drv.h')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_drv.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h index fefa1664a9f5..1b4cd1fabf56 100644 --- a/drivers/gpu/drm/vc4/vc4_drv.h +++ b/drivers/gpu/drm/vc4/vc4_drv.h @@ -310,6 +310,66 @@ to_vc4_plane(struct drm_plane *plane) return (struct vc4_plane *)plane; } +enum vc4_scaling_mode { + VC4_SCALING_NONE, + VC4_SCALING_TPZ, + VC4_SCALING_PPF, +}; + +struct vc4_plane_state { + struct drm_plane_state base; + /* System memory copy of the display list for this element, computed + * at atomic_check time. + */ + u32 *dlist; + u32 dlist_size; /* Number of dwords allocated for the display list */ + u32 dlist_count; /* Number of used dwords in the display list. */ + + /* Offset in the dlist to various words, for pageflip or + * cursor updates. + */ + u32 pos0_offset; + u32 pos2_offset; + u32 ptr0_offset; + + /* Offset where the plane's dlist was last stored in the + * hardware at vc4_crtc_atomic_flush() time. + */ + u32 __iomem *hw_dlist; + + /* Clipped coordinates of the plane on the display. */ + int crtc_x, crtc_y, crtc_w, crtc_h; + /* Clipped area being scanned from in the FB. */ + u32 src_x, src_y; + + u32 src_w[2], src_h[2]; + + /* Scaling selection for the RGB/Y plane and the Cb/Cr planes. */ + enum vc4_scaling_mode x_scaling[2], y_scaling[2]; + bool is_unity; + bool is_yuv; + + /* Offset to start scanning out from the start of the plane's + * BO. + */ + u32 offsets[3]; + + /* Our allocation in LBM for temporary storage during scaling. */ + struct drm_mm_node lbm; + + /* Set when the plane has per-pixel alpha content or does not cover + * the entire screen. This is a hint to the CRTC that it might need + * to enable background color fill. + */ + bool needs_bg_fill; +}; + +static inline struct vc4_plane_state * +to_vc4_plane_state(struct drm_plane_state *state) +{ + return (struct vc4_plane_state *)state; +} + enum vc4_encoder_type { VC4_ENCODER_TYPE_NONE, VC4_ENCODER_TYPE_HDMI, |
