crypto/caam/jr.c

31 static void register_algs(struct caam_drv_private_jr *jrpriv,
42 	jrpriv->hwrng = !caam_rng_init(dev);
70 	struct caam_drv_private_jr *jrpriv = dev_get_drvdata(jrdev);
73 	crypto_engine_exit(jrpriv->engine);
187 	struct caam_drv_private_jr *jrpriv;
190 	jrpriv = dev_get_drvdata(jrdev);
192 	if (jrpriv->hwrng)
197 	 * caam_jr_remove() returned, jrpriv will be freed and the registers
201 	if (atomic_read(&jrpriv->tfm_count)) {
211 	list_del(&jrpriv->list_node);
350 	struct caam_drv_private_jr *jrpriv, *min_jrpriv = NULL;
362 	list_for_each_entry(jrpriv, &driver_data.jr_list, list_node) {
363 		tfm_cnt = atomic_read(&jrpriv->tfm_count);
366 			min_jrpriv = jrpriv;
389 	struct caam_drv_private_jr *jrpriv = dev_get_drvdata(rdev);
391 	atomic_dec(&jrpriv->tfm_count);
592 	struct caam_drv_private_jr *jrpriv;
598 	jrpriv = devm_kzalloc(jrdev, sizeof(*jrpriv), GFP_KERNEL);
599 	if (!jrpriv)
602 	dev_set_drvdata(jrdev, jrpriv);
605 	jrpriv->ridx = total_jobrs++;
622 	jrpriv->rregs = (struct caam_job_ring __iomem __force *)ctrl;
632 	jrpriv->engine = crypto_engine_alloc_init_and_set(jrdev, true, false,
634 	if (!jrpriv->engine) {
645 	error = crypto_engine_start(jrpriv->engine);
652 	jrpriv->irq = irq_of_parse_and_map(nprop, 0);
653 	if (!jrpriv->irq) {
659 					 (void *)(unsigned long)jrpriv->irq);
668 	jrpriv->dev = jrdev;
670 	list_add_tail(&jrpriv->list_node, &driver_data.jr_list);
673 	atomic_set(&jrpriv->tfm_count, 0);
678 	register_algs(jrpriv, jrdev->parent);
694 	struct caam_drv_private_jr *jrpriv = platform_get_drvdata(pdev);
703 	list_del(&jrpriv->list_node);
706 	if (jrpriv->hwrng)
712 		tasklet_disable(&jrpriv->irqtask);
715 		clrsetbits_32(&jrpriv->rregs->rconfig_lo, 0, JRCFG_IMSK);
730 		enable_irq_wake(jrpriv->irq);
739 	struct caam_drv_private_jr *jrpriv = platform_get_drvdata(pdev);
750 		inp_addr = rd_reg64(&jrpriv->rregs->inpring_base);
753 			if (inp_addr == jrpriv->state.inpbusaddr) {
762 				tasklet_enable(&jrpriv->irqtask);
764 				clrsetbits_32(&jrpriv->rregs->rconfig_lo,
781 		caam_jr_reset_index(jrpriv);
782 		caam_jr_init_hw(dev, jrpriv->state.inpbusaddr,
783 				jrpriv->state.outbusaddr);
785 		tasklet_enable(&jrpriv->irqtask);
787 		disable_irq_wake(jrpriv->irq);
792 	list_add_tail(&jrpriv->list_node, &driver_data.jr_list);
795 	if (jrpriv->hwrng)
796 		jrpriv->hwrng = !caam_rng_init(dev->parent);