2202 static u32 read_blk_stat(struct nfit_blk *nfit_blk, unsigned int bw)  in read_blk_stat()  argument
2204 	struct nfit_blk_mmio *mmio = &nfit_blk->mmio[DCR];  in read_blk_stat()
2205 	u64 offset = nfit_blk->stat_offset + mmio->size * bw;  in read_blk_stat()
2214 static void write_blk_ctl(struct nfit_blk *nfit_blk, unsigned int bw,  in write_blk_ctl()  argument
2218 	struct nfit_blk_mmio *mmio = &nfit_blk->mmio[DCR];  in write_blk_ctl()
2232 	offset = nfit_blk->cmd_offset + mmio->size * bw;  in write_blk_ctl()
2237 	nvdimm_flush(nfit_blk->nd_region);  in write_blk_ctl()
2239 	if (nfit_blk->dimm_flags & NFIT_BLK_DCR_LATCH)  in write_blk_ctl()
2243 static int acpi_nfit_blk_single_io(struct nfit_blk *nfit_blk,  in acpi_nfit_blk_single_io()  argument
2247 	struct nfit_blk_mmio *mmio = &nfit_blk->mmio[BDW];  in acpi_nfit_blk_single_io()
2252 	base_offset = nfit_blk->bdw_offset + dpa % L1_CACHE_BYTES  in acpi_nfit_blk_single_io()
2254 	write_blk_ctl(nfit_blk, lane, dpa, len, rw);  in acpi_nfit_blk_single_io()
2267 			offset = base_offset + nfit_blk->bdw_offset;  in acpi_nfit_blk_single_io()
2274 			if (nfit_blk->dimm_flags & NFIT_BLK_READ_FLUSH)  in acpi_nfit_blk_single_io()
2286 		nvdimm_flush(nfit_blk->nd_region);  in acpi_nfit_blk_single_io()
2288 	rc = read_blk_stat(nfit_blk, lane) ? -EIO : 0;  in acpi_nfit_blk_single_io()
2295 	struct nfit_blk *nfit_blk = nd_blk_region_provider_data(ndbr);  in acpi_nfit_blk_region_do_io()  local
2296 	struct nfit_blk_mmio *mmio = &nfit_blk->mmio[BDW];  in acpi_nfit_blk_region_do_io()
2297 	struct nd_region *nd_region = nfit_blk->nd_region;  in acpi_nfit_blk_region_do_io()
2305 		rc = acpi_nfit_blk_single_io(nfit_blk, dpa + copied,  in acpi_nfit_blk_region_do_io()
2334 		struct nvdimm *nvdimm, struct nfit_blk *nfit_blk)  in acpi_nfit_blk_get_flags()  argument
2344 		nfit_blk->dimm_flags = flags.flags;  in acpi_nfit_blk_get_flags()
2347 		nfit_blk->dimm_flags = NFIT_BLK_DCR_LATCH | NFIT_BLK_READ_FLUSH;  in acpi_nfit_blk_get_flags()
2361 	struct nfit_blk *nfit_blk;  in acpi_nfit_blk_region_enable()  local
2376 	nfit_blk = devm_kzalloc(dev, sizeof(*nfit_blk), GFP_KERNEL);  in acpi_nfit_blk_region_enable()
2377 	if (!nfit_blk)  in acpi_nfit_blk_region_enable()
2379 	nd_blk_region_set_provider_data(ndbr, nfit_blk);  in acpi_nfit_blk_region_enable()
2380 	nfit_blk->nd_region = to_nd_region(dev);  in acpi_nfit_blk_region_enable()
2383 	nfit_blk->bdw_offset = nfit_mem->bdw->offset;  in acpi_nfit_blk_region_enable()
2384 	mmio = &nfit_blk->mmio[BDW];  in acpi_nfit_blk_region_enable()
2405 	nfit_blk->cmd_offset = nfit_mem->dcr->command_offset;  in acpi_nfit_blk_region_enable()
2406 	nfit_blk->stat_offset = nfit_mem->dcr->status_offset;  in acpi_nfit_blk_region_enable()
2407 	mmio = &nfit_blk->mmio[DCR];  in acpi_nfit_blk_region_enable()
2427 	rc = acpi_nfit_blk_get_flags(nd_desc, nvdimm, nfit_blk);  in acpi_nfit_blk_region_enable()
2434 	if (nvdimm_has_flush(nfit_blk->nd_region) < 0)  in acpi_nfit_blk_region_enable()
2440 	if ((u32) nfit_blk->cmd_offset % mmio->line_size  in acpi_nfit_blk_region_enable()
2444 	} else if ((u32) nfit_blk->stat_offset % mmio->line_size  in acpi_nfit_blk_region_enable()