[deliverable/linux.git] / drivers / net / wireless / b43 / bus.c

/*

  Broadcom B43 wireless driver
  Bus abstraction layer

  Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; see the file COPYING.  If not, write to
  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
  Boston, MA 02110-1301, USA.

*/

#include "b43.h"
#include "bus.h"

/* BCMA */
#ifdef CONFIG_B43_BCMA
static int b43_bus_bcma_bus_may_powerdown(struct b43_bus_dev *dev)
{
	return 0; /* bcma_bus_may_powerdown(dev->bdev->bus); */
}
static int b43_bus_bcma_bus_powerup(struct b43_bus_dev *dev,
					  bool dynamic_pctl)
{
	return 0; /* bcma_bus_powerup(dev->sdev->bus, dynamic_pctl); */
}
static int b43_bus_bcma_device_is_enabled(struct b43_bus_dev *dev)
{
	return bcma_core_is_enabled(dev->bdev);
}
static void b43_bus_bcma_device_enable(struct b43_bus_dev *dev,
					     u32 core_specific_flags)
{
	bcma_core_enable(dev->bdev, core_specific_flags);
}
static void b43_bus_bcma_device_disable(struct b43_bus_dev *dev,
					      u32 core_specific_flags)
{
	bcma_core_disable(dev->bdev, core_specific_flags);
}
static u16 b43_bus_bcma_read16(struct b43_bus_dev *dev, u16 offset)
{
	return bcma_read16(dev->bdev, offset);
}
static u32 b43_bus_bcma_read32(struct b43_bus_dev *dev, u16 offset)
{
	return bcma_read32(dev->bdev, offset);
}
static
void b43_bus_bcma_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
{
	bcma_write16(dev->bdev, offset, value);
}
static
void b43_bus_bcma_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
{
	bcma_write32(dev->bdev, offset, value);
}
static
void b43_bus_bcma_block_read(struct b43_bus_dev *dev, void *buffer,
			     size_t count, u16 offset, u8 reg_width)
{
	bcma_block_read(dev->bdev, buffer, count, offset, reg_width);
}
static
void b43_bus_bcma_block_write(struct b43_bus_dev *dev, const void *buffer,
			      size_t count, u16 offset, u8 reg_width)
{
	bcma_block_write(dev->bdev, buffer, count, offset, reg_width);
}

struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core)
{
	struct b43_bus_dev *dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	if (!dev)
		return NULL;

	dev->bus_type = B43_BUS_BCMA;
	dev->bdev = core;

	dev->bus_may_powerdown = b43_bus_bcma_bus_may_powerdown;
	dev->bus_powerup = b43_bus_bcma_bus_powerup;
	dev->device_is_enabled = b43_bus_bcma_device_is_enabled;
	dev->device_enable = b43_bus_bcma_device_enable;
	dev->device_disable = b43_bus_bcma_device_disable;

	dev->read16 = b43_bus_bcma_read16;
	dev->read32 = b43_bus_bcma_read32;
	dev->write16 = b43_bus_bcma_write16;
	dev->write32 = b43_bus_bcma_write32;
	dev->block_read = b43_bus_bcma_block_read;
	dev->block_write = b43_bus_bcma_block_write;

	dev->dev = &core->dev;
	dev->dma_dev = core->dma_dev;
	dev->irq = core->irq;

	/*
	dev->board_vendor = core->bus->boardinfo.vendor;
	dev->board_type = core->bus->boardinfo.type;
	dev->board_rev = core->bus->boardinfo.rev;
	*/

	dev->chip_id = core->bus->chipinfo.id;
	dev->chip_rev = core->bus->chipinfo.rev;
	dev->chip_pkg = core->bus->chipinfo.pkg;

	dev->bus_sprom = &core->bus->sprom;

	dev->core_id = core->id.id;
	dev->core_rev = core->id.rev;

	return dev;
}
#endif /* CONFIG_B43_BCMA */

/* SSB */
#ifdef CONFIG_B43_SSB
static int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev)
{
	return ssb_bus_may_powerdown(dev->sdev->bus);
}
static int b43_bus_ssb_bus_powerup(struct b43_bus_dev *dev,
					  bool dynamic_pctl)
{
	return ssb_bus_powerup(dev->sdev->bus, dynamic_pctl);
}
static int b43_bus_ssb_device_is_enabled(struct b43_bus_dev *dev)
{
	return ssb_device_is_enabled(dev->sdev);
}
static void b43_bus_ssb_device_enable(struct b43_bus_dev *dev,
					     u32 core_specific_flags)
{
	ssb_device_enable(dev->sdev, core_specific_flags);
}
static void b43_bus_ssb_device_disable(struct b43_bus_dev *dev,
					      u32 core_specific_flags)
{
	ssb_device_disable(dev->sdev, core_specific_flags);
}

static u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset)
{
	return ssb_read16(dev->sdev, offset);
}
static u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset)
{
	return ssb_read32(dev->sdev, offset);
}
static void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
{
	ssb_write16(dev->sdev, offset, value);
}
static void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
{
	ssb_write32(dev->sdev, offset, value);
}
static void b43_bus_ssb_block_read(struct b43_bus_dev *dev, void *buffer,
				   size_t count, u16 offset, u8 reg_width)
{
	ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
}
static
void b43_bus_ssb_block_write(struct b43_bus_dev *dev, const void *buffer,
			     size_t count, u16 offset, u8 reg_width)
{
	ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
}

struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev)
{
	struct b43_bus_dev *dev;

	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	if (!dev)
		return NULL;

	dev->bus_type = B43_BUS_SSB;
	dev->sdev = sdev;

	dev->bus_may_powerdown = b43_bus_ssb_bus_may_powerdown;
	dev->bus_powerup = b43_bus_ssb_bus_powerup;
	dev->device_is_enabled = b43_bus_ssb_device_is_enabled;
	dev->device_enable = b43_bus_ssb_device_enable;
	dev->device_disable = b43_bus_ssb_device_disable;

	dev->read16 = b43_bus_ssb_read16;
	dev->read32 = b43_bus_ssb_read32;
	dev->write16 = b43_bus_ssb_write16;
	dev->write32 = b43_bus_ssb_write32;
	dev->block_read = b43_bus_ssb_block_read;
	dev->block_write = b43_bus_ssb_block_write;

	dev->dev = sdev->dev;
	dev->dma_dev = sdev->dma_dev;
	dev->irq = sdev->irq;

	dev->board_vendor = sdev->bus->boardinfo.vendor;
	dev->board_type = sdev->bus->boardinfo.type;
	dev->board_rev = sdev->bus->boardinfo.rev;

	dev->chip_id = sdev->bus->chip_id;
	dev->chip_rev = sdev->bus->chip_rev;
	dev->chip_pkg = sdev->bus->chip_package;

	dev->bus_sprom = &sdev->bus->sprom;

	dev->core_id = sdev->id.coreid;
	dev->core_rev = sdev->id.revision;

	return dev;
}
#endif /* CONFIG_B43_SSB */

void *b43_bus_get_wldev(struct b43_bus_dev *dev)
{
	switch (dev->bus_type) {
#ifdef CONFIG_B43_BCMA
	case B43_BUS_BCMA:
		return bcma_get_drvdata(dev->bdev);
#endif
#ifdef CONFIG_B43_SSB
	case B43_BUS_SSB:
		return ssb_get_drvdata(dev->sdev);
#endif
	}
	return NULL;
}

void b43_bus_set_wldev(struct b43_bus_dev *dev, void *wldev)
{
	switch (dev->bus_type) {
#ifdef CONFIG_B43_BCMA
	case B43_BUS_BCMA:
		bcma_set_drvdata(dev->bdev, wldev);
		break;
#endif
#ifdef CONFIG_B43_SSB
	case B43_BUS_SSB:
		ssb_set_drvdata(dev->sdev, wldev);
		break;
#endif
	}
}
Commit	Line	Data
482f0538 RM	1	/*
	2
	3	Broadcom B43 wireless driver
	4	Bus abstraction layer
	5
108f4f3c RM	6	Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
108f4f3c RM	7
482f0538 RM	8	This program is free software; you can redistribute it and/or modify
	9	it under the terms of the GNU General Public License as published by
	10	the Free Software Foundation; either version 2 of the License, or
	11	(at your option) any later version.
	12
	13	This program is distributed in the hope that it will be useful,
	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
	19	along with this program; see the file COPYING. If not, write to
	20	the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
	21	Boston, MA 02110-1301, USA.
	22
	23	*/
	24
	25	#include "b43.h"
	26	#include "bus.h"
	27
397915c3 RM	28	/* BCMA */
	29	#ifdef CONFIG_B43_BCMA
	30	static int b43_bus_bcma_bus_may_powerdown(struct b43_bus_dev *dev)
	31	{
	32	return 0; /* bcma_bus_may_powerdown(dev->bdev->bus); */
	33	}
	34	static int b43_bus_bcma_bus_powerup(struct b43_bus_dev *dev,
	35	bool dynamic_pctl)
	36	{
	37	return 0; /* bcma_bus_powerup(dev->sdev->bus, dynamic_pctl); */
	38	}
	39	static int b43_bus_bcma_device_is_enabled(struct b43_bus_dev *dev)
	40	{
	41	return bcma_core_is_enabled(dev->bdev);
	42	}
	43	static void b43_bus_bcma_device_enable(struct b43_bus_dev *dev,
	44	u32 core_specific_flags)
	45	{
	46	bcma_core_enable(dev->bdev, core_specific_flags);
	47	}
	48	static void b43_bus_bcma_device_disable(struct b43_bus_dev *dev,
	49	u32 core_specific_flags)
	50	{
	51	bcma_core_disable(dev->bdev, core_specific_flags);
	52	}
	53	static u16 b43_bus_bcma_read16(struct b43_bus_dev *dev, u16 offset)
	54	{
	55	return bcma_read16(dev->bdev, offset);
	56	}
	57	static u32 b43_bus_bcma_read32(struct b43_bus_dev *dev, u16 offset)
	58	{
	59	return bcma_read32(dev->bdev, offset);
	60	}
	61	static
	62	void b43_bus_bcma_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
	63	{
	64	bcma_write16(dev->bdev, offset, value);
	65	}
	66	static
	67	void b43_bus_bcma_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
	68	{
	69	bcma_write32(dev->bdev, offset, value);
	70	}
	71	static
	72	void b43_bus_bcma_block_read(struct b43_bus_dev dev, void buffer,
	73	size_t count, u16 offset, u8 reg_width)
	74	{
	75	bcma_block_read(dev->bdev, buffer, count, offset, reg_width);
	76	}
	77	static
	78	void b43_bus_bcma_block_write(struct b43_bus_dev dev, const void buffer,
	79	size_t count, u16 offset, u8 reg_width)
	80	{
	81	bcma_block_write(dev->bdev, buffer, count, offset, reg_width);
	82	}
	83
	84	struct b43_bus_dev b43_bus_dev_bcma_init(struct bcma_device core)
	85	{
	86	struct b43_bus_dev dev = kzalloc(sizeof(dev), GFP_KERNEL);
	87	if (!dev)
	88	return NULL;
	89
	90	dev->bus_type = B43_BUS_BCMA;
	91	dev->bdev = core;
92
93	dev->bus_may_powerdown = b43_bus_bcma_bus_may_powerdown;
94	dev->bus_powerup = b43_bus_bcma_bus_powerup;
95	dev->device_is_enabled = b43_bus_bcma_device_is_enabled;
96	dev->device_enable = b43_bus_bcma_device_enable;
97	dev->device_disable = b43_bus_bcma_device_disable;
98
99	dev->read16 = b43_bus_bcma_read16;
100	dev->read32 = b43_bus_bcma_read32;
101	dev->write16 = b43_bus_bcma_write16;
102	dev->write32 = b43_bus_bcma_write32;
103	dev->block_read = b43_bus_bcma_block_read;
104	dev->block_write = b43_bus_bcma_block_write;
105
106	dev->dev = &core->dev;
107	dev->dma_dev = core->dma_dev;
108	dev->irq = core->irq;
109
110	/*
111	dev->board_vendor = core->bus->boardinfo.vendor;
112	dev->board_type = core->bus->boardinfo.type;
113	dev->board_rev = core->bus->boardinfo.rev;
114	*/
115
116	dev->chip_id = core->bus->chipinfo.id;
117	dev->chip_rev = core->bus->chipinfo.rev;
118	dev->chip_pkg = core->bus->chipinfo.pkg;
119
120	dev->bus_sprom = &core->bus->sprom;
121
122	dev->core_id = core->id.id;
123	dev->core_rev = core->id.rev;
124
125	return dev;
126	}
127	#endif /* CONFIG_B43_BCMA */
482f0538 RM	128
482f0538 RM	129	/* SSB */
aec7ffdf	130	#ifdef CONFIG_B43_SSB
0901edb7	131	static int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev)
24ca39d6 RM	132	{
	133	return ssb_bus_may_powerdown(dev->sdev->bus);
	134	}
0901edb7	135	static int b43_bus_ssb_bus_powerup(struct b43_bus_dev *dev,
24ca39d6 RM	136	bool dynamic_pctl)
	137	{
	138	return ssb_bus_powerup(dev->sdev->bus, dynamic_pctl);
	139	}
0901edb7	140	static int b43_bus_ssb_device_is_enabled(struct b43_bus_dev *dev)
24ca39d6 RM	141	{
	142	return ssb_device_is_enabled(dev->sdev);
	143	}
0901edb7	144	static void b43_bus_ssb_device_enable(struct b43_bus_dev *dev,
24ca39d6 RM	145	u32 core_specific_flags)
	146	{
	147	ssb_device_enable(dev->sdev, core_specific_flags);
	148	}
0901edb7	149	static void b43_bus_ssb_device_disable(struct b43_bus_dev *dev,
24ca39d6 RM	150	u32 core_specific_flags)
	151	{
	152	ssb_device_disable(dev->sdev, core_specific_flags);
	153	}
	154
0901edb7	155	static u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset)
c0b4c009 RM	156	{
	157	return ssb_read16(dev->sdev, offset);
	158	}
0901edb7	159	static u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset)
c0b4c009 RM	160	{
	161	return ssb_read32(dev->sdev, offset);
	162	}
0901edb7	163	static void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
c0b4c009 RM	164	{
	165	ssb_write16(dev->sdev, offset, value);
	166	}
0901edb7	167	static void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
c0b4c009 RM	168	{
	169	ssb_write32(dev->sdev, offset, value);
	170	}
0901edb7 RM	171	static void b43_bus_ssb_block_read(struct b43_bus_dev dev, void buffer,
0901edb7 RM	172	size_t count, u16 offset, u8 reg_width)
c0b4c009 RM	173	{
	174	ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
	175	}
0901edb7	176	static
c0b4c009 RM	177	void b43_bus_ssb_block_write(struct b43_bus_dev dev, const void buffer,
	178	size_t count, u16 offset, u8 reg_width)
	179	{
	180	ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
	181	}
	182
482f0538 RM	183	struct b43_bus_dev b43_bus_dev_ssb_init(struct ssb_device sdev)
482f0538 RM	184	{
5b49b35a DC	185	struct b43_bus_dev *dev;
	186
	187	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	188	if (!dev)
	189	return NULL;
482f0538 RM	190
	191	dev->bus_type = B43_BUS_SSB;
	192	dev->sdev = sdev;
	193
24ca39d6 RM	194	dev->bus_may_powerdown = b43_bus_ssb_bus_may_powerdown;
	195	dev->bus_powerup = b43_bus_ssb_bus_powerup;
	196	dev->device_is_enabled = b43_bus_ssb_device_is_enabled;
	197	dev->device_enable = b43_bus_ssb_device_enable;
	198	dev->device_disable = b43_bus_ssb_device_disable;
	199
c0b4c009 RM	200	dev->read16 = b43_bus_ssb_read16;
	201	dev->read32 = b43_bus_ssb_read32;
	202	dev->write16 = b43_bus_ssb_write16;
	203	dev->write32 = b43_bus_ssb_write32;
	204	dev->block_read = b43_bus_ssb_block_read;
	205	dev->block_write = b43_bus_ssb_block_write;
	206
a18c715e RM	207	dev->dev = sdev->dev;
	208	dev->dma_dev = sdev->dma_dev;
	209	dev->irq = sdev->irq;
	210
79d2232f RM	211	dev->board_vendor = sdev->bus->boardinfo.vendor;
	212	dev->board_type = sdev->bus->boardinfo.type;
	213	dev->board_rev = sdev->bus->boardinfo.rev;
	214
c244e08c RM	215	dev->chip_id = sdev->bus->chip_id;
	216	dev->chip_rev = sdev->bus->chip_rev;
	217	dev->chip_pkg = sdev->bus->chip_package;
	218
0581483a RM	219	dev->bus_sprom = &sdev->bus->sprom;
0581483a RM	220
21d889d4 RM	221	dev->core_id = sdev->id.coreid;
	222	dev->core_rev = sdev->id.revision;
	223
482f0538 RM	224	return dev;
482f0538 RM	225	}
aec7ffdf	226	#endif /* CONFIG_B43_SSB */
74abacb6 RM	227
	228	void b43_bus_get_wldev(struct b43_bus_dev dev)
	229	{
	230	switch (dev->bus_type) {
	231	#ifdef CONFIG_B43_BCMA
	232	case B43_BUS_BCMA:
	233	return bcma_get_drvdata(dev->bdev);
	234	#endif
	235	#ifdef CONFIG_B43_SSB
	236	case B43_BUS_SSB:
	237	return ssb_get_drvdata(dev->sdev);
	238	#endif
	239	}
	240	return NULL;
	241	}
	242
	243	void b43_bus_set_wldev(struct b43_bus_dev dev, void wldev)
	244	{
	245	switch (dev->bus_type) {
	246	#ifdef CONFIG_B43_BCMA
	247	case B43_BUS_BCMA:
	248	bcma_set_drvdata(dev->bdev, wldev);
f76f4243	249	break;
74abacb6 RM	250	#endif
	251	#ifdef CONFIG_B43_SSB
	252	case B43_BUS_SSB:
	253	ssb_set_drvdata(dev->sdev, wldev);
f76f4243	254	break;
74abacb6 RM	255	#endif
	256	}
	257	}