169 	struct atmel_pmecc *pmecc;  member
277 static int atmel_pmecc_prepare_user_req(struct atmel_pmecc *pmecc,  in atmel_pmecc_prepare_user_req()  argument
309 	for (i = 0; i < pmecc->caps->nstrengths; i++) {  in atmel_pmecc_prepare_user_req()
310 		int nbytes, strength = pmecc->caps->strengths[i];  in atmel_pmecc_prepare_user_req()
343 atmel_pmecc_create_user(struct atmel_pmecc *pmecc,  in atmel_pmecc_create_user()  argument
350 	ret = atmel_pmecc_prepare_user_req(pmecc, req);  in atmel_pmecc_create_user()
369 	user->pmecc = pmecc;  in atmel_pmecc_create_user()
392 	for (strength = 0; strength < pmecc->caps->nstrengths; strength++) {  in atmel_pmecc_create_user()
393 		if (pmecc->caps->strengths[strength] == req->ecc.strength)  in atmel_pmecc_create_user()
419 	const int *strengths = user->pmecc->caps->strengths;  in get_strength()
437 		value = readl_relaxed(user->pmecc->regs.base +  in atmel_pmecc_gen_syndrome()
645 	struct atmel_pmecc *pmecc = user->pmecc;  in atmel_pmecc_err_location()  local
652 	writel(PMERRLOC_DISABLE, pmecc->regs.errloc + ATMEL_PMERRLOC_ELDIS);  in atmel_pmecc_err_location()
656 			       pmecc->regs.errloc + ATMEL_PMERRLOC_SIGMA(i));  in atmel_pmecc_err_location()
664 	writel(val, pmecc->regs.errloc + ATMEL_PMERRLOC_ELCFG);  in atmel_pmecc_err_location()
666 	       pmecc->regs.errloc + ATMEL_PMERRLOC_ELEN);  in atmel_pmecc_err_location()
668 	ret = readl_relaxed_poll_timeout(pmecc->regs.errloc +  in atmel_pmecc_err_location()
673 		dev_err(pmecc->dev,  in atmel_pmecc_err_location()
693 	struct atmel_pmecc *pmecc = user->pmecc;  in atmel_pmecc_correct_sector()  local
715 		errpos = readl_relaxed(pmecc->regs.errloc +  in atmel_pmecc_correct_sector()
716 				ATMEL_PMERRLOC_EL(pmecc->caps->el_offset, i));  in atmel_pmecc_correct_sector()
729 			dev_dbg(pmecc->dev,  in atmel_pmecc_correct_sector()
735 		dev_dbg(pmecc->dev,  in atmel_pmecc_correct_sector()
748 	return user->pmecc->caps->correct_erased_chunks;  in atmel_pmecc_correct_erased_chunks()
755 	struct atmel_pmecc *pmecc = user->pmecc;  in atmel_pmecc_get_generated_eccbytes()  local
760 		ptr[i] = readb_relaxed(pmecc->regs.base +  in atmel_pmecc_get_generated_eccbytes()
765 void atmel_pmecc_reset(struct atmel_pmecc *pmecc)  in atmel_pmecc_reset()  argument
767 	writel(PMECC_CTRL_RST, pmecc->regs.base + ATMEL_PMECC_CTRL);  in atmel_pmecc_reset()
768 	writel(PMECC_CTRL_DISABLE, pmecc->regs.base + ATMEL_PMECC_CTRL);  in atmel_pmecc_reset()
774 	struct atmel_pmecc *pmecc = user->pmecc;  in atmel_pmecc_enable()  local
778 		dev_err(pmecc->dev, "Bad ECC operation!");  in atmel_pmecc_enable()
782 	mutex_lock(&user->pmecc->lock);  in atmel_pmecc_enable()
790 	writel(cfg, pmecc->regs.base + ATMEL_PMECC_CFG);  in atmel_pmecc_enable()
791 	writel(user->cache.sarea, pmecc->regs.base + ATMEL_PMECC_SAREA);  in atmel_pmecc_enable()
792 	writel(user->cache.saddr, pmecc->regs.base + ATMEL_PMECC_SADDR);  in atmel_pmecc_enable()
793 	writel(user->cache.eaddr, pmecc->regs.base + ATMEL_PMECC_EADDR);  in atmel_pmecc_enable()
795 	writel(PMECC_CTRL_ENABLE, pmecc->regs.base + ATMEL_PMECC_CTRL);  in atmel_pmecc_enable()
796 	writel(PMECC_CTRL_DATA, pmecc->regs.base + ATMEL_PMECC_CTRL);  in atmel_pmecc_enable()
804 	atmel_pmecc_reset(user->pmecc);  in atmel_pmecc_disable()
805 	mutex_unlock(&user->pmecc->lock);  in atmel_pmecc_disable()
811 	struct atmel_pmecc *pmecc = user->pmecc;  in atmel_pmecc_wait_rdy()  local
815 	ret = readl_relaxed_poll_timeout(pmecc->regs.base +  in atmel_pmecc_wait_rdy()
820 		dev_err(pmecc->dev,  in atmel_pmecc_wait_rdy()
825 	user->isr = readl_relaxed(pmecc->regs.base + ATMEL_PMECC_ISR);  in atmel_pmecc_wait_rdy()
836 	struct atmel_pmecc *pmecc;  in atmel_pmecc_create()  local
839 	pmecc = devm_kzalloc(dev, sizeof(*pmecc), GFP_KERNEL);  in atmel_pmecc_create()
840 	if (!pmecc)  in atmel_pmecc_create()
843 	pmecc->caps = caps;  in atmel_pmecc_create()
844 	pmecc->dev = dev;  in atmel_pmecc_create()
845 	mutex_init(&pmecc->lock);  in atmel_pmecc_create()
848 	pmecc->regs.base = devm_ioremap_resource(dev, res);  in atmel_pmecc_create()
849 	if (IS_ERR(pmecc->regs.base))  in atmel_pmecc_create()
850 		return ERR_CAST(pmecc->regs.base);  in atmel_pmecc_create()
853 	pmecc->regs.errloc = devm_ioremap_resource(dev, res);  in atmel_pmecc_create()
854 	if (IS_ERR(pmecc->regs.errloc))  in atmel_pmecc_create()
855 		return ERR_CAST(pmecc->regs.errloc);  in atmel_pmecc_create()
858 	writel(0xffffffff, pmecc->regs.base + ATMEL_PMECC_IDR);  in atmel_pmecc_create()
859 	atmel_pmecc_reset(pmecc);  in atmel_pmecc_create()
861 	return pmecc;  in atmel_pmecc_create()
866 	struct atmel_pmecc **pmecc = res;  in devm_atmel_pmecc_put()  local
868 	put_device((*pmecc)->dev);  in devm_atmel_pmecc_put()
875 	struct atmel_pmecc *pmecc, **ptr;  in atmel_pmecc_get_by_node()  local
881 	pmecc = platform_get_drvdata(pdev);  in atmel_pmecc_get_by_node()
882 	if (!pmecc) {  in atmel_pmecc_get_by_node()
893 	*ptr = pmecc;  in atmel_pmecc_get_by_node()
897 	return pmecc;  in atmel_pmecc_get_by_node()
934 	struct atmel_pmecc *pmecc;  in devm_atmel_pmecc_get()  local
945 		pmecc = atmel_pmecc_get_by_node(userdev, np);  in devm_atmel_pmecc_get()
970 		pmecc = atmel_pmecc_create(pdev, caps, 1, 2);  in devm_atmel_pmecc_get()
973 	return pmecc;  in devm_atmel_pmecc_get()
989 	struct atmel_pmecc *pmecc;  in atmel_pmecc_probe()  local
997 	pmecc = atmel_pmecc_create(pdev, caps, 0, 1);  in atmel_pmecc_probe()
998 	if (IS_ERR(pmecc))  in atmel_pmecc_probe()
999 		return PTR_ERR(pmecc);  in atmel_pmecc_probe()
1001 	platform_set_drvdata(pdev, pmecc);  in atmel_pmecc_probe()