171 			 struct metronomefb_par *par)  in load_waveform()  argument
183 	u8 *metromem = par->metromem_wfm;  in load_waveform()
184 	struct device *dev = par->info->dev;  in load_waveform()
187 		epd_frame_table[par->dt].wfm_size = user_wfm_size;  in load_waveform()
189 	if (size != epd_frame_table[par->dt].wfm_size) {  in load_waveform()
191 					epd_frame_table[par->dt].wfm_size);  in load_waveform()
303 	par->frame_count = (mem_idx/64);  in load_waveform()
308 static int metronome_display_cmd(struct metronomefb_par *par)  in metronome_display_cmd()  argument
320 	if (par->metromem_cmd->opcode == 0xCC40)  in metronome_display_cmd()
327 	par->metromem_cmd->args[i] = 	1 << 3 /* border update */  in metronome_display_cmd()
329 					| (par->frame_count - 1) << 8;  in metronome_display_cmd()
330 	cs += par->metromem_cmd->args[i++];  in metronome_display_cmd()
333 	memset((u8 *) (par->metromem_cmd->args + i), 0, (32-i)*2);  in metronome_display_cmd()
335 	par->metromem_cmd->csum = cs;  in metronome_display_cmd()
336 	par->metromem_cmd->opcode = opcode; /* display cmd */  in metronome_display_cmd()
338 	return par->board->met_wait_event_intr(par);  in metronome_display_cmd()
341 static int metronome_powerup_cmd(struct metronomefb_par *par)  in metronome_powerup_cmd()  argument
347 	par->metromem_cmd->opcode = 0x1234; /* pwr up pseudo cmd */  in metronome_powerup_cmd()
348 	cs = par->metromem_cmd->opcode;  in metronome_powerup_cmd()
352 		par->metromem_cmd->args[i] = 1024;  in metronome_powerup_cmd()
353 		cs += par->metromem_cmd->args[i];  in metronome_powerup_cmd()
357 	memset((u8 *) (par->metromem_cmd->args + i), 0, (32-i)*2);  in metronome_powerup_cmd()
359 	par->metromem_cmd->csum = cs;  in metronome_powerup_cmd()
362 	par->board->set_rst(par, 1);  in metronome_powerup_cmd()
365 	par->board->set_stdby(par, 1);  in metronome_powerup_cmd()
367 	return par->board->met_wait_event(par);  in metronome_powerup_cmd()
370 static int metronome_config_cmd(struct metronomefb_par *par)  in metronome_config_cmd()  argument
376 	memcpy(par->metromem_cmd->args, epd_frame_table[par->dt].config,  in metronome_config_cmd()
377 		sizeof(epd_frame_table[par->dt].config));  in metronome_config_cmd()
379 	memset((u8 *) (par->metromem_cmd->args + 4), 0, (32-4)*2);  in metronome_config_cmd()
381 	par->metromem_cmd->csum = 0xCC10;  in metronome_config_cmd()
382 	par->metromem_cmd->csum += calc_img_cksum(par->metromem_cmd->args, 4);  in metronome_config_cmd()
383 	par->metromem_cmd->opcode = 0xCC10; /* config cmd */  in metronome_config_cmd()
385 	return par->board->met_wait_event(par);  in metronome_config_cmd()
388 static int metronome_init_cmd(struct metronomefb_par *par)  in metronome_init_cmd()  argument
402 	par->metromem_cmd->args[i] = 0;  in metronome_init_cmd()
403 	cs += par->metromem_cmd->args[i++];  in metronome_init_cmd()
406 	memset((u8 *) (par->metromem_cmd->args + i), 0, (32-i)*2);  in metronome_init_cmd()
408 	par->metromem_cmd->csum = cs;  in metronome_init_cmd()
409 	par->metromem_cmd->opcode = 0xCC20; /* init cmd */  in metronome_init_cmd()
411 	return par->board->met_wait_event(par);  in metronome_init_cmd()
414 static int metronome_init_regs(struct metronomefb_par *par)  in metronome_init_regs()  argument
418 	res = par->board->setup_io(par);  in metronome_init_regs()
422 	res = metronome_powerup_cmd(par);  in metronome_init_regs()
426 	res = metronome_config_cmd(par);  in metronome_init_regs()
430 	res = metronome_init_cmd(par);  in metronome_init_regs()
435 static void metronomefb_dpy_update(struct metronomefb_par *par)  in metronomefb_dpy_update()  argument
439 	unsigned char *buf = (unsigned char __force *)par->info->screen_base;  in metronomefb_dpy_update()
441 	fbsize = par->info->fix.smem_len;  in metronomefb_dpy_update()
443 	memcpy(par->metromem_img, buf, fbsize);  in metronomefb_dpy_update()
445 	cksum = calc_img_cksum((u16 *) par->metromem_img, fbsize/2);  in metronomefb_dpy_update()
446 	*((u16 *)(par->metromem_img) + fbsize/2) = cksum;  in metronomefb_dpy_update()
447 	metronome_display_cmd(par);  in metronomefb_dpy_update()
450 static u16 metronomefb_dpy_update_page(struct metronomefb_par *par, int index)  in metronomefb_dpy_update_page()  argument
454 	u16 *buf = (u16 __force *)(par->info->screen_base + index);  in metronomefb_dpy_update_page()
455 	u16 *img = (u16 *)(par->metromem_img + index);  in metronomefb_dpy_update_page()
472 	struct metronomefb_par *par = info->par;  in metronomefb_dpy_deferred_io()  local
476 		cksum = metronomefb_dpy_update_page(par,  in metronomefb_dpy_deferred_io()
478 		par->metromem_img_csum -= par->csum_table[cur->index];  in metronomefb_dpy_deferred_io()
479 		par->csum_table[cur->index] = cksum;  in metronomefb_dpy_deferred_io()
480 		par->metromem_img_csum += cksum;  in metronomefb_dpy_deferred_io()
483 	metronome_display_cmd(par);  in metronomefb_dpy_deferred_io()
489 	struct metronomefb_par *par = info->par;  in metronomefb_fillrect()  local
492 	metronomefb_dpy_update(par);  in metronomefb_fillrect()
498 	struct metronomefb_par *par = info->par;  in metronomefb_copyarea()  local
501 	metronomefb_dpy_update(par);  in metronomefb_copyarea()
507 	struct metronomefb_par *par = info->par;  in metronomefb_imageblit()  local
510 	metronomefb_dpy_update(par);  in metronomefb_imageblit()
520 	struct metronomefb_par *par = info->par;  in metronomefb_write()  local
554 	metronomefb_dpy_update(par);  in metronomefb_write()
579 	struct metronomefb_par *par;  in metronomefb_probe()  local
646 	par = info->par;  in metronomefb_probe()
647 	par->info = info;  in metronomefb_probe()
648 	par->board = board;  in metronomefb_probe()
649 	par->dt = epd_dt_index;  in metronomefb_probe()
650 	init_waitqueue_head(&par->waitq);  in metronomefb_probe()
653 	par->csum_table = vmalloc(videomemorysize/PAGE_SIZE);  in metronomefb_probe()
654 	if (!par->csum_table)  in metronomefb_probe()
660 	retval = board->setup_fb(par);  in metronomefb_probe()
667 	if ((!par->metromem_wfm) ||  (!par->metromem_img) ||  in metronomefb_probe()
668 		(!par->metromem_dma)) {  in metronomefb_probe()
674 	info->fix.smem_start = par->metromem_dma;  in metronomefb_probe()
686 				par);  in metronomefb_probe()
697 	retval = metronome_init_regs(par);  in metronomefb_probe()
733 	board->cleanup(par);  in metronomefb_probe()
735 	vfree(par->csum_table);  in metronomefb_probe()
750 		struct metronomefb_par *par = info->par;  in metronomefb_remove()  local
755 		par->board->cleanup(par);  in metronomefb_remove()
756 		vfree(par->csum_table);  in metronomefb_remove()
758 		module_put(par->board->owner);  in metronomefb_remove()