1 // SPDX-License-Identifier: GPL-2.0-or-later
8  * Copyright (C) 2009 Michael Buesch <m@bues.ch>
41 	for (q = b43_sdio_quirks; q->quirks; q++) {  in b43_sdio_get_quirks()
42 		if (vendor == q->vendor && device == q->device)  in b43_sdio_get_quirks()
43 			return q->quirks;  in b43_sdio_get_quirks()
49 static void b43_sdio_interrupt_dispatcher(struct sdio_func *func)  in b43_sdio_interrupt_dispatcher()  argument
51 	struct b43_sdio *sdio = sdio_get_drvdata(func);  in b43_sdio_interrupt_dispatcher()
52 	struct b43_wldev *dev = sdio->irq_handler_opaque;  in b43_sdio_interrupt_dispatcher()
57 	sdio_release_host(func);  in b43_sdio_interrupt_dispatcher()
58 	sdio->irq_handler(dev);  in b43_sdio_interrupt_dispatcher()
59 	sdio_claim_host(func);  in b43_sdio_interrupt_dispatcher()
65 	struct ssb_bus *bus = dev->dev->sdev->bus;  in b43_sdio_request_irq()
66 	struct sdio_func *func = bus->host_sdio;  in b43_sdio_request_irq()  local
67 	struct b43_sdio *sdio = sdio_get_drvdata(func);  in b43_sdio_request_irq()
70 	sdio->irq_handler_opaque = dev;  in b43_sdio_request_irq()
71 	sdio->irq_handler = handler;  in b43_sdio_request_irq()
72 	sdio_claim_host(func);  in b43_sdio_request_irq()
73 	err = sdio_claim_irq(func, b43_sdio_interrupt_dispatcher);  in b43_sdio_request_irq()
74 	sdio_release_host(func);  in b43_sdio_request_irq()
81 	struct ssb_bus *bus = dev->dev->sdev->bus;  in b43_sdio_free_irq()
82 	struct sdio_func *func = bus->host_sdio;  in b43_sdio_free_irq()  local
83 	struct b43_sdio *sdio = sdio_get_drvdata(func);  in b43_sdio_free_irq()
85 	sdio_claim_host(func);  in b43_sdio_free_irq()
86 	sdio_release_irq(func);  in b43_sdio_free_irq()
87 	sdio_release_host(func);  in b43_sdio_free_irq()
88 	sdio->irq_handler_opaque = NULL;  in b43_sdio_free_irq()
89 	sdio->irq_handler = NULL;  in b43_sdio_free_irq()
92 static int b43_sdio_probe(struct sdio_func *func,  in b43_sdio_probe()  argument
101 	tuple = func->tuples;  in b43_sdio_probe()
103 		switch (tuple->code) {  in b43_sdio_probe()
105 			switch (tuple->data[0]) {  in b43_sdio_probe()
107 				if (tuple->size != 5)  in b43_sdio_probe()
109 				vendor = tuple->data[1] | (tuple->data[2]<<8);  in b43_sdio_probe()
110 				device = tuple->data[3] | (tuple->data[4]<<8);  in b43_sdio_probe()
111 				dev_info(&func->dev, "Chip ID %04x:%04x\n",  in b43_sdio_probe()
121 		tuple = tuple->next;  in b43_sdio_probe()
124 		error = -ENODEV;  in b43_sdio_probe()
128 	sdio_claim_host(func);  in b43_sdio_probe()
129 	error = sdio_set_block_size(func, B43_SDIO_BLOCK_SIZE);  in b43_sdio_probe()
131 		dev_err(&func->dev, "failed to set block size to %u bytes,"  in b43_sdio_probe()
135 	error = sdio_enable_func(func);  in b43_sdio_probe()
137 		dev_err(&func->dev, "failed to enable func, error %d\n", error);  in b43_sdio_probe()
140 	sdio_release_host(func);  in b43_sdio_probe()
144 		error = -ENOMEM;  in b43_sdio_probe()
145 		dev_err(&func->dev, "failed to allocate ssb bus\n");  in b43_sdio_probe()
148 	error = ssb_bus_sdiobus_register(&sdio->ssb, func,  in b43_sdio_probe()
151 		dev_err(&func->dev, "failed to register ssb sdio bus,"  in b43_sdio_probe()
155 	sdio_set_drvdata(func, sdio);  in b43_sdio_probe()
162 	sdio_claim_host(func);  in b43_sdio_probe()
163 	sdio_disable_func(func);  in b43_sdio_probe()
165 	sdio_release_host(func);  in b43_sdio_probe()
170 static void b43_sdio_remove(struct sdio_func *func)  in b43_sdio_remove()  argument
172 	struct b43_sdio *sdio = sdio_get_drvdata(func);  in b43_sdio_remove()
174 	ssb_bus_unregister(&sdio->ssb);  in b43_sdio_remove()
175 	sdio_claim_host(func);  in b43_sdio_remove()
176 	sdio_disable_func(func);  in b43_sdio_remove()
177 	sdio_release_host(func);  in b43_sdio_remove()
179 	sdio_set_drvdata(func, NULL);  in b43_sdio_remove()
189 	.name		= "b43-sdio",