/** * meson_canvas_alloc() - take ownership of a canvas * * @canvas: canvas provider instance retrieved from meson_canvas_get() * @canvas_index: will be filled with the canvas ID
*/ int meson_canvas_alloc(struct meson_canvas *canvas, u8 *canvas_index);
/** * meson_canvas_free() - remove ownership from a canvas * * @canvas: canvas provider instance retrieved from meson_canvas_get() * @canvas_index: canvas ID that was obtained via meson_canvas_alloc()
*/ int meson_canvas_free(struct meson_canvas *canvas, u8 canvas_index);
/** * meson_canvas_config() - configure a canvas * * @canvas: canvas provider instance retrieved from meson_canvas_get() * @canvas_index: canvas ID that was obtained via meson_canvas_alloc() * @addr: physical address to the pixel buffer * @stride: width of the buffer * @height: height of the buffer * @wrap: undocumented * @blkmode: block mode (linear, 32x32, 64x64) * @endian: byte swapping (swap16, swap32, swap64, swap128)
*/ int meson_canvas_config(struct meson_canvas *canvas, u8 canvas_index,
u32 addr, u32 stride, u32 height, unsignedint wrap, unsignedint blkmode, unsignedint endian);
#endif
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