scsi/cxlflash/ocxl_hw.c

182 	struct ocxl_hw_afu *afu = ctx->hw_afu;
183 	struct device *dev = afu->dev;
254 	struct ocxl_hw_afu *afu = ctx->hw_afu;
255 	struct device *dev = afu->dev;
330 	struct ocxl_hw_afu *afu = ctx->hw_afu;
331 	struct ocxl_afu_config *acfg = &afu->acfg;
332 	void *link_token = afu->link_token;
333 	struct pci_dev *pdev = afu->pdev;
334 	struct device *dev = afu->dev;
350 		ctx->psn_phys = afu->gmmio_phys;
353 		ctx->psn_phys = afu->ppmmio_phys + (ctx->pe * ctx->psn_size);
402 	struct ocxl_hw_afu *afu = ctx->hw_afu;
403 	struct ocxl_afu_config *acfg = &afu->acfg;
404 	struct pci_dev *pdev = afu->pdev;
405 	struct device *dev = afu->dev;
426 	rc = ocxl_link_remove_pe(afu->link_token, ctx->pe);
472 	struct ocxl_hw_afu *afu = afu_cookie;
474 	return afu->ocxl_ctx;
486 	struct ocxl_hw_afu *afu = afu_cookie;
487 	struct device *dev = afu->dev;
499 	rc = idr_alloc(&afu->idr, ctx, 0, afu->max_pasid, GFP_NOWAIT);
514 	ctx->hw_afu = afu;
567 	struct ocxl_hw_afu *afu = afu_cookie;
569 	afu->perst_same_image = image;
592 	struct ocxl_hw_afu *afu = ctx->hw_afu;
593 	struct device *dev = afu->dev;
602 		ocxl_link_free_irq(afu->link_token, ctx->irqs[i].hwirq);
617 	struct ocxl_hw_afu *afu = ctx->hw_afu;
618 	struct device *dev = afu->dev;
644 		rc = ocxl_link_irq_alloc(afu->link_token, &hwirq);
660 		ocxl_link_free_irq(afu->link_token, irqs[i].hwirq);
688  * @afu: AFU associated with the host.
690 static void ocxlflash_unconfig_afu(struct ocxl_hw_afu *afu)
692 	if (afu->gmmio_virt) {
693 		iounmap(afu->gmmio_virt);
694 		afu->gmmio_virt = NULL;
704 	struct ocxl_hw_afu *afu = afu_cookie;
707 	if (!afu)
710 	ocxlflash_release_context(afu->ocxl_ctx);
711 	idr_destroy(&afu->idr);
714 	pos = afu->acfg.dvsec_afu_control_pos;
715 	ocxl_config_set_afu_state(afu->pdev, pos, 0);
717 	ocxlflash_unconfig_afu(afu);
718 	kfree(afu);
724  * @afu:	AFU associated with the host.
728 static int ocxlflash_config_fn(struct pci_dev *pdev, struct ocxl_hw_afu *afu)
730 	struct ocxl_fn_config *fcfg = &afu->fcfg;
745 		afu->is_present = true;
758 	afu->fn_actag_base = base;
759 	afu->fn_actag_enabled = enabled;
765 	rc = ocxl_link_setup(pdev, 0, &afu->link_token);
781 	ocxl_link_release(pdev, afu->link_token);
788  * @afu:	AFU associated with the host.
790 static void ocxlflash_unconfig_fn(struct pci_dev *pdev, struct ocxl_hw_afu *afu)
792 	ocxl_link_release(pdev, afu->link_token);
797  * @afu: AFU associated with the host.
801 static int ocxlflash_map_mmio(struct ocxl_hw_afu *afu)
803 	struct ocxl_afu_config *acfg = &afu->acfg;
804 	struct pci_dev *pdev = afu->pdev;
805 	struct device *dev = afu->dev;
827 	afu->gmmio_virt = ioremap(gmmio, acfg->global_mmio_size);
828 	if (unlikely(!afu->gmmio_virt)) {
834 	afu->gmmio_phys = gmmio;
835 	afu->ppmmio_phys = ppmmio;
848  * @afu:	AFU associated with the host.
854 static int ocxlflash_config_afu(struct pci_dev *pdev, struct ocxl_hw_afu *afu)
856 	struct ocxl_afu_config *acfg = &afu->acfg;
857 	struct ocxl_fn_config *fcfg = &afu->fcfg;
865 	if (!afu->is_present)
877 	base = afu->fn_actag_base;
878 	count = min_t(int, acfg->actag_supported, afu->fn_actag_enabled);
883 	afu->afu_actag_base = base;
884 	afu->afu_actag_enabled = count;
885 	afu->max_pasid = 1 << acfg->pasid_supported_log;
889 	rc = ocxlflash_map_mmio(afu);
912 	struct ocxl_hw_afu *afu;
915 	afu = kzalloc(sizeof(*afu), GFP_KERNEL);
916 	if (unlikely(!afu)) {
921 	afu->pdev = pdev;
922 	afu->dev = dev;
923 	idr_init(&afu->idr);
925 	rc = ocxlflash_config_fn(pdev, afu);
932 	rc = ocxlflash_config_afu(pdev, afu);
939 	ctx = ocxlflash_dev_context_init(pdev, afu);
947 	afu->ocxl_ctx = ctx;
949 	return afu;
951 	ocxlflash_unconfig_afu(afu);
953 	ocxlflash_unconfig_fn(pdev, afu);
955 	idr_destroy(&afu->idr);
956 	kfree(afu);
957 	afu = NULL;
1310 	struct ocxl_hw_afu *afu = ctx->hw_afu;
1311 	struct device *dev = afu->dev;