fbtft_write_vmem16_bus8
ret = fbtft_write_vmem16_bus8(par, offset, len);
EXPORT_SYMBOL(fbtft_write_vmem16_bus8);
par->fbtftops.write_vmem = fbtft_write_vmem16_bus8;
par->fbtftops.write_vmem = fbtft_write_vmem16_bus8;
int fbtft_write_vmem16_bus8(struct fbtft_par *par, size_t offset, size_t len);