104 static inline struct device *ssb_sdio_dev(struct ssb_bus *bus)  in ssb_sdio_dev()  argument
106 	return &bus->host_sdio->dev;  in ssb_sdio_dev()
110 static int ssb_sdio_writeb(struct ssb_bus *bus, unsigned int addr, u8 val)  in ssb_sdio_writeb()  argument
114 	sdio_writeb(bus->host_sdio, val, addr, &error);  in ssb_sdio_writeb()
116 		dev_dbg(ssb_sdio_dev(bus), "%08X <- %02x, error %d\n",  in ssb_sdio_writeb()
124 static u8 ssb_sdio_readb(struct ssb_bus *bus, unsigned int addr)
129 	val = sdio_readb(bus->host_sdio, addr, &error);
131 		dev_dbg(ssb_sdio_dev(bus), "%08X -> %02x, error %d\n",
140 static int ssb_sdio_set_sbaddr_window(struct ssb_bus *bus, u32 address)  in ssb_sdio_set_sbaddr_window()  argument
144 	error = ssb_sdio_writeb(bus, SBSDIO_FUNC1_SBADDRLOW,  in ssb_sdio_set_sbaddr_window()
148 	error = ssb_sdio_writeb(bus, SBSDIO_FUNC1_SBADDRMID,  in ssb_sdio_set_sbaddr_window()
152 	error = ssb_sdio_writeb(bus, SBSDIO_FUNC1_SBADDRHIGH,  in ssb_sdio_set_sbaddr_window()
156 	bus->sdio_sbaddr = address;  in ssb_sdio_set_sbaddr_window()
159 		dev_dbg(ssb_sdio_dev(bus), "failed to set address window"  in ssb_sdio_set_sbaddr_window()
167 u32 ssb_sdio_scan_read32(struct ssb_bus *bus, u16 offset)  in ssb_sdio_scan_read32()  argument
172 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_scan_read32()
173 	val = sdio_readl(bus->host_sdio, offset, &error);  in ssb_sdio_scan_read32()
174 	sdio_release_host(bus->host_sdio);  in ssb_sdio_scan_read32()
176 		dev_dbg(ssb_sdio_dev(bus), "%04X:%04X > %08x, error %d\n",  in ssb_sdio_scan_read32()
177 			bus->sdio_sbaddr >> 16, offset, val, error);  in ssb_sdio_scan_read32()
184 int ssb_sdio_scan_switch_coreidx(struct ssb_bus *bus, u8 coreidx)  in ssb_sdio_scan_switch_coreidx()  argument
190 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_scan_switch_coreidx()
191 	error = ssb_sdio_set_sbaddr_window(bus, sbaddr);  in ssb_sdio_scan_switch_coreidx()
192 	sdio_release_host(bus->host_sdio);  in ssb_sdio_scan_switch_coreidx()
194 		dev_err(ssb_sdio_dev(bus), "failed to switch to core %u,"  in ssb_sdio_scan_switch_coreidx()
203 static int ssb_sdio_switch_core(struct ssb_bus *bus, struct ssb_device *dev)  in ssb_sdio_switch_core()  argument
210 	if (unlikely(bus->sdio_sbaddr != sbaddr)) {  in ssb_sdio_switch_core()
212 		dev_info(ssb_sdio_dev(bus),  in ssb_sdio_switch_core()
216 		error = ssb_sdio_set_sbaddr_window(bus, sbaddr);  in ssb_sdio_switch_core()
218 			dev_dbg(ssb_sdio_dev(bus), "failed to switch to"  in ssb_sdio_switch_core()
222 		bus->mapped_device = dev;  in ssb_sdio_switch_core()
231 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_read8()  local
235 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_read8()
236 	if (unlikely(ssb_sdio_switch_core(bus, dev)))  in ssb_sdio_read8()
238 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_read8()
240 	val = sdio_readb(bus->host_sdio, offset, &error);  in ssb_sdio_read8()
242 		dev_dbg(ssb_sdio_dev(bus), "%04X:%04X > %02x, error %d\n",  in ssb_sdio_read8()
243 			bus->sdio_sbaddr >> 16, offset, val, error);  in ssb_sdio_read8()
246 	sdio_release_host(bus->host_sdio);  in ssb_sdio_read8()
253 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_read16()  local
257 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_read16()
258 	if (unlikely(ssb_sdio_switch_core(bus, dev)))  in ssb_sdio_read16()
260 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_read16()
262 	val = sdio_readw(bus->host_sdio, offset, &error);  in ssb_sdio_read16()
264 		dev_dbg(ssb_sdio_dev(bus), "%04X:%04X > %04x, error %d\n",  in ssb_sdio_read16()
265 			bus->sdio_sbaddr >> 16, offset, val, error);  in ssb_sdio_read16()
268 	sdio_release_host(bus->host_sdio);  in ssb_sdio_read16()
275 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_read32()  local
279 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_read32()
280 	if (unlikely(ssb_sdio_switch_core(bus, dev)))  in ssb_sdio_read32()
282 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_read32()
285 	val = sdio_readl(bus->host_sdio, offset, &error);  in ssb_sdio_read32()
287 		dev_dbg(ssb_sdio_dev(bus), "%04X:%04X > %08x, error %d\n",  in ssb_sdio_read32()
288 			bus->sdio_sbaddr >> 16, offset, val, error);  in ssb_sdio_read32()
291 	sdio_release_host(bus->host_sdio);  in ssb_sdio_read32()
301 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_block_read()  local
304 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_block_read()
305 	if (unlikely(ssb_sdio_switch_core(bus, dev))) {  in ssb_sdio_block_read()
310 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_block_read()
315 		error = sdio_readsb(bus->host_sdio, buffer, offset, count);  in ssb_sdio_block_read()
320 		error = sdio_readsb(bus->host_sdio, buffer, offset, count);  in ssb_sdio_block_read()
326 		error = sdio_readsb(bus->host_sdio, buffer, offset, count);  in ssb_sdio_block_read()
336 	dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%zu), error %d\n",  in ssb_sdio_block_read()
337 		bus->sdio_sbaddr >> 16, offset, reg_width, saved_count, error);  in ssb_sdio_block_read()
339 	sdio_release_host(bus->host_sdio);  in ssb_sdio_block_read()
345 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_write8()  local
348 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_write8()
349 	if (unlikely(ssb_sdio_switch_core(bus, dev)))  in ssb_sdio_write8()
351 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_write8()
353 	sdio_writeb(bus->host_sdio, val, offset, &error);  in ssb_sdio_write8()
355 		dev_dbg(ssb_sdio_dev(bus), "%04X:%04X < %02x, error %d\n",  in ssb_sdio_write8()
356 			bus->sdio_sbaddr >> 16, offset, val, error);  in ssb_sdio_write8()
359 	sdio_release_host(bus->host_sdio);  in ssb_sdio_write8()
364 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_write16()  local
367 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_write16()
368 	if (unlikely(ssb_sdio_switch_core(bus, dev)))  in ssb_sdio_write16()
370 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_write16()
372 	sdio_writew(bus->host_sdio, val, offset, &error);  in ssb_sdio_write16()
374 		dev_dbg(ssb_sdio_dev(bus), "%04X:%04X < %04x, error %d\n",  in ssb_sdio_write16()
375 			bus->sdio_sbaddr >> 16, offset, val, error);  in ssb_sdio_write16()
378 	sdio_release_host(bus->host_sdio);  in ssb_sdio_write16()
383 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_write32()  local
386 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_write32()
387 	if (unlikely(ssb_sdio_switch_core(bus, dev)))  in ssb_sdio_write32()
389 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_write32()
392 	sdio_writel(bus->host_sdio, val, offset, &error);  in ssb_sdio_write32()
394 		dev_dbg(ssb_sdio_dev(bus), "%04X:%04X < %08x, error %d\n",  in ssb_sdio_write32()
395 			bus->sdio_sbaddr >> 16, offset, val, error);  in ssb_sdio_write32()
397 	if (bus->quirks & SSB_QUIRK_SDIO_READ_AFTER_WRITE32)  in ssb_sdio_write32()
398 		sdio_readl(bus->host_sdio, 0, &error);  in ssb_sdio_write32()
400 	sdio_release_host(bus->host_sdio);  in ssb_sdio_write32()
408 	struct ssb_bus *bus = dev->bus;  in ssb_sdio_block_write()  local
411 	sdio_claim_host(bus->host_sdio);  in ssb_sdio_block_write()
412 	if (unlikely(ssb_sdio_switch_core(bus, dev))) {  in ssb_sdio_block_write()
417 	offset |= bus->sdio_sbaddr & 0xffff;  in ssb_sdio_block_write()
422 		error = sdio_writesb(bus->host_sdio, offset,  in ssb_sdio_block_write()
427 		error = sdio_writesb(bus->host_sdio, offset,  in ssb_sdio_block_write()
433 		error = sdio_writesb(bus->host_sdio, offset,  in ssb_sdio_block_write()
443 	dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%zu), error %d\n",  in ssb_sdio_block_write()
444 		bus->sdio_sbaddr >> 16, offset, reg_width, saved_count, error);  in ssb_sdio_block_write()
446 	sdio_release_host(bus->host_sdio);  in ssb_sdio_block_write()
472 int ssb_sdio_get_invariants(struct ssb_bus *bus,  in ssb_sdio_get_invariants()  argument
485 	tuple = bus->host_sdio->tuples;  in ssb_sdio_get_invariants()
586 	dev_err(ssb_sdio_dev(bus), "failed to fetch device invariants: %s\n",  in ssb_sdio_get_invariants()
591 void ssb_sdio_exit(struct ssb_bus *bus)  in ssb_sdio_exit()  argument
593 	if (bus->bustype != SSB_BUSTYPE_SDIO)  in ssb_sdio_exit()
598 int ssb_sdio_init(struct ssb_bus *bus)  in ssb_sdio_init()  argument
600 	if (bus->bustype != SSB_BUSTYPE_SDIO)  in ssb_sdio_init()
603 	bus->sdio_sbaddr = ~0;  in ssb_sdio_init()