[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / bcma / sprom.c

/*
 * Broadcom specific AMBA
 * SPROM reading
 *
 * Licensed under the GNU/GPL. See COPYING for details.
 */

#include "bcma_private.h"

#include <linux/bcma/bcma.h>
#include <linux/bcma/bcma_regs.h>
#include <linux/pci.h>
#include <linux/io.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>

/**************************************************
 * R/W ops.
 **************************************************/

static void bcma_sprom_read(struct bcma_bus *bus, u16 offset, u16 *sprom)
{
	int i;
	for (i = 0; i < SSB_SPROMSIZE_WORDS_R4; i++)
		sprom[i] = bcma_read16(bus->drv_cc.core,
				       offset + (i * 2));
}

/**************************************************
 * Validation.
 **************************************************/

static inline u8 bcma_crc8(u8 crc, u8 data)
{
	/* Polynomial:   x^8 + x^7 + x^6 + x^4 + x^2 + 1   */
	static const u8 t[] = {
		0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B,
		0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21,
		0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF,
		0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5,
		0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14,
		0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E,
		0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80,
		0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA,
		0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95,
		0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF,
		0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01,
		0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B,
		0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA,
		0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0,
		0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E,
		0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34,
		0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0,
		0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A,
		0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54,
		0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E,
		0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF,
		0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5,
		0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B,
		0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61,
		0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E,
		0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74,
		0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA,
		0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0,
		0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41,
		0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B,
		0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5,
		0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F,
	};
	return t[crc ^ data];
}

static u8 bcma_sprom_crc(const u16 *sprom)
{
	int word;
	u8 crc = 0xFF;

	for (word = 0; word < SSB_SPROMSIZE_WORDS_R4 - 1; word++) {
		crc = bcma_crc8(crc, sprom[word] & 0x00FF);
		crc = bcma_crc8(crc, (sprom[word] & 0xFF00) >> 8);
	}
	crc = bcma_crc8(crc, sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & 0x00FF);
	crc ^= 0xFF;

	return crc;
}

static int bcma_sprom_check_crc(const u16 *sprom)
{
	u8 crc;
	u8 expected_crc;
	u16 tmp;

	crc = bcma_sprom_crc(sprom);
	tmp = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & SSB_SPROM_REVISION_CRC;
	expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT;
	if (crc != expected_crc)
		return -EPROTO;

	return 0;
}

static int bcma_sprom_valid(const u16 *sprom)
{
	u16 revision;
	int err;

	err = bcma_sprom_check_crc(sprom);
	if (err)
		return err;

	revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & SSB_SPROM_REVISION_REV;
	if (revision != 8 && revision != 9) {
		pr_err("Unsupported SPROM revision: %d\n", revision);
		return -ENOENT;
	}

	return 0;
}

/**************************************************
 * SPROM extraction.
 **************************************************/

#define SPOFF(offset)	((offset) / sizeof(u16))

#define SPEX(_field, _offset, _mask, _shift)	\
	bus->sprom._field = ((sprom[SPOFF(_offset)] & (_mask)) >> (_shift))

static void bcma_sprom_extract_r8(struct bcma_bus *bus, const u16 *sprom)
{
	u16 v;
	int i;

	bus->sprom.revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] &
		SSB_SPROM_REVISION_REV;

	for (i = 0; i < 3; i++) {
		v = sprom[SPOFF(SSB_SPROM8_IL0MAC) + i];
		*(((__be16 *)bus->sprom.il0mac) + i) = cpu_to_be16(v);
	}

	SPEX(board_rev, SSB_SPROM8_BOARDREV, ~0, 0);

	SPEX(txpid2g[0], SSB_SPROM4_TXPID2G01, SSB_SPROM4_TXPID2G0,
	     SSB_SPROM4_TXPID2G0_SHIFT);
	SPEX(txpid2g[1], SSB_SPROM4_TXPID2G01, SSB_SPROM4_TXPID2G1,
	     SSB_SPROM4_TXPID2G1_SHIFT);
	SPEX(txpid2g[2], SSB_SPROM4_TXPID2G23, SSB_SPROM4_TXPID2G2,
	     SSB_SPROM4_TXPID2G2_SHIFT);
	SPEX(txpid2g[3], SSB_SPROM4_TXPID2G23, SSB_SPROM4_TXPID2G3,
	     SSB_SPROM4_TXPID2G3_SHIFT);

	SPEX(txpid5gl[0], SSB_SPROM4_TXPID5GL01, SSB_SPROM4_TXPID5GL0,
	     SSB_SPROM4_TXPID5GL0_SHIFT);
	SPEX(txpid5gl[1], SSB_SPROM4_TXPID5GL01, SSB_SPROM4_TXPID5GL1,
	     SSB_SPROM4_TXPID5GL1_SHIFT);
	SPEX(txpid5gl[2], SSB_SPROM4_TXPID5GL23, SSB_SPROM4_TXPID5GL2,
	     SSB_SPROM4_TXPID5GL2_SHIFT);
	SPEX(txpid5gl[3], SSB_SPROM4_TXPID5GL23, SSB_SPROM4_TXPID5GL3,
	     SSB_SPROM4_TXPID5GL3_SHIFT);

	SPEX(txpid5g[0], SSB_SPROM4_TXPID5G01, SSB_SPROM4_TXPID5G0,
	     SSB_SPROM4_TXPID5G0_SHIFT);
	SPEX(txpid5g[1], SSB_SPROM4_TXPID5G01, SSB_SPROM4_TXPID5G1,
	     SSB_SPROM4_TXPID5G1_SHIFT);
	SPEX(txpid5g[2], SSB_SPROM4_TXPID5G23, SSB_SPROM4_TXPID5G2,
	     SSB_SPROM4_TXPID5G2_SHIFT);
	SPEX(txpid5g[3], SSB_SPROM4_TXPID5G23, SSB_SPROM4_TXPID5G3,
	     SSB_SPROM4_TXPID5G3_SHIFT);

	SPEX(txpid5gh[0], SSB_SPROM4_TXPID5GH01, SSB_SPROM4_TXPID5GH0,
	     SSB_SPROM4_TXPID5GH0_SHIFT);
	SPEX(txpid5gh[1], SSB_SPROM4_TXPID5GH01, SSB_SPROM4_TXPID5GH1,
	     SSB_SPROM4_TXPID5GH1_SHIFT);
	SPEX(txpid5gh[2], SSB_SPROM4_TXPID5GH23, SSB_SPROM4_TXPID5GH2,
	     SSB_SPROM4_TXPID5GH2_SHIFT);
	SPEX(txpid5gh[3], SSB_SPROM4_TXPID5GH23, SSB_SPROM4_TXPID5GH3,
	     SSB_SPROM4_TXPID5GH3_SHIFT);

	SPEX(boardflags_lo, SSB_SPROM8_BFLLO, ~0, 0);
	SPEX(boardflags_hi, SSB_SPROM8_BFLHI, ~0, 0);
	SPEX(boardflags2_lo, SSB_SPROM8_BFL2LO, ~0, 0);
	SPEX(boardflags2_hi, SSB_SPROM8_BFL2HI, ~0, 0);

	SPEX(country_code, SSB_SPROM8_CCODE, ~0, 0);

	SPEX(fem.ghz2.tssipos, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_TSSIPOS,
	     SSB_SROM8_FEM_TSSIPOS_SHIFT);
	SPEX(fem.ghz2.extpa_gain, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_EXTPA_GAIN,
	     SSB_SROM8_FEM_EXTPA_GAIN_SHIFT);
	SPEX(fem.ghz2.pdet_range, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_PDET_RANGE,
	     SSB_SROM8_FEM_PDET_RANGE_SHIFT);
	SPEX(fem.ghz2.tr_iso, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_TR_ISO,
	     SSB_SROM8_FEM_TR_ISO_SHIFT);
	SPEX(fem.ghz2.antswlut, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_ANTSWLUT,
	     SSB_SROM8_FEM_ANTSWLUT_SHIFT);

	SPEX(fem.ghz5.tssipos, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_TSSIPOS,
	     SSB_SROM8_FEM_TSSIPOS_SHIFT);
	SPEX(fem.ghz5.extpa_gain, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_EXTPA_GAIN,
	     SSB_SROM8_FEM_EXTPA_GAIN_SHIFT);
	SPEX(fem.ghz5.pdet_range, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_PDET_RANGE,
	     SSB_SROM8_FEM_PDET_RANGE_SHIFT);
	SPEX(fem.ghz5.tr_iso, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_TR_ISO,
	     SSB_SROM8_FEM_TR_ISO_SHIFT);
	SPEX(fem.ghz5.antswlut, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_ANTSWLUT,
	     SSB_SROM8_FEM_ANTSWLUT_SHIFT);
}

int bcma_sprom_get(struct bcma_bus *bus)
{
	u16 offset;
	u16 *sprom;
	int err = 0;

	if (!bus->drv_cc.core)
		return -EOPNOTSUPP;

	if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM))
		return -ENOENT;

	sprom = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
			GFP_KERNEL);
	if (!sprom)
		return -ENOMEM;

	if (bus->chipinfo.id == 0x4331)
		bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, false);

	/* Most cards have SPROM moved by additional offset 0x30 (48 dwords).
	 * According to brcm80211 this applies to cards with PCIe rev >= 6
	 * TODO: understand this condition and use it */
	offset = (bus->chipinfo.id == 0x4331) ? BCMA_CC_SPROM :
		BCMA_CC_SPROM_PCIE6;
	bcma_sprom_read(bus, offset, sprom);

	if (bus->chipinfo.id == 0x4331)
		bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true);

	err = bcma_sprom_valid(sprom);
	if (err)
		goto out;

	bcma_sprom_extract_r8(bus, sprom);

out:
	kfree(sprom);
	return err;
}
Commit	Line	Data
27f18dc2 RM	1	/*
	2	* Broadcom specific AMBA
	3	* SPROM reading
	4	*
	5	* Licensed under the GNU/GPL. See COPYING for details.
	6	*/
	7
	8	#include "bcma_private.h"
	9
	10	#include <linux/bcma/bcma.h>
	11	#include <linux/bcma/bcma_regs.h>
	12	#include <linux/pci.h>
	13	#include <linux/io.h>
	14	#include <linux/dma-mapping.h>
	15	#include <linux/slab.h>
	16
27f18dc2 RM	17	/**************************************************
	18	* R/W ops.
	19	**************************************************/
	20
eb1577b7	21	static void bcma_sprom_read(struct bcma_bus bus, u16 offset, u16 sprom)
27f18dc2 RM	22	{
	23	int i;
	24	for (i = 0; i < SSB_SPROMSIZE_WORDS_R4; i++)
	25	sprom[i] = bcma_read16(bus->drv_cc.core,
eb1577b7	26	offset + (i * 2));
27f18dc2 RM	27	}
	28
	29	/**************************************************
	30	* Validation.
	31	**************************************************/
	32
	33	static inline u8 bcma_crc8(u8 crc, u8 data)
	34	{
	35	/* Polynomial: x^8 + x^7 + x^6 + x^4 + x^2 + 1 */
	36	static const u8 t[] = {
	37	0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B,
	38	0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21,
	39	0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF,
	40	0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5,
	41	0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14,
	42	0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E,
	43	0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80,
	44	0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA,
	45	0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95,
	46	0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF,
	47	0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01,
	48	0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B,
	49	0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA,
	50	0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0,
	51	0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E,
	52	0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34,
	53	0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0,
	54	0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A,
	55	0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54,
	56	0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E,
	57	0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF,
	58	0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5,
	59	0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B,
	60	0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61,
	61	0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E,
	62	0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74,
	63	0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA,
	64	0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0,
	65	0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41,
	66	0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B,
	67	0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5,
	68	0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F,
	69	};
	70	return t[crc ^ data];
	71	}
	72
	73	static u8 bcma_sprom_crc(const u16 *sprom)
	74	{
	75	int word;
	76	u8 crc = 0xFF;
	77
	78	for (word = 0; word < SSB_SPROMSIZE_WORDS_R4 - 1; word++) {
	79	crc = bcma_crc8(crc, sprom[word] & 0x00FF);
	80	crc = bcma_crc8(crc, (sprom[word] & 0xFF00) >> 8);
	81	}
	82	crc = bcma_crc8(crc, sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & 0x00FF);
	83	crc ^= 0xFF;
	84
	85	return crc;
	86	}
	87
	88	static int bcma_sprom_check_crc(const u16 *sprom)
	89	{
	90	u8 crc;
91	u8 expected_crc;
92	u16 tmp;
93
94	crc = bcma_sprom_crc(sprom);
95	tmp = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & SSB_SPROM_REVISION_CRC;
96	expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT;
97	if (crc != expected_crc)
98	return -EPROTO;
99
100	return 0;
101	}
102
103	static int bcma_sprom_valid(const u16 *sprom)
104	{
105	u16 revision;
106	int err;
107
108	err = bcma_sprom_check_crc(sprom);
109	if (err)
110	return err;
111
112	revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] & SSB_SPROM_REVISION_REV;
c54dcd19	113	if (revision != 8 && revision != 9) {
27f18dc2 RM	114	pr_err("Unsupported SPROM revision: %d\n", revision);
	115	return -ENOENT;
	116	}
	117
	118	return 0;
	119	}
	120
	121	/**************************************************
	122	* SPROM extraction.
	123	**************************************************/
	124
b35a9aca RM	125	#define SPOFF(offset) ((offset) / sizeof(u16))
	126
	127	#define SPEX(_field, _offset, _mask, _shift) \
	128	bus->sprom._field = ((sprom[SPOFF(_offset)] & (_mask)) >> (_shift))
	129
27f18dc2 RM	130	static void bcma_sprom_extract_r8(struct bcma_bus bus, const u16 sprom)
	131	{
	132	u16 v;
	133	int i;
	134
daadc6b3 RM	135	bus->sprom.revision = sprom[SSB_SPROMSIZE_WORDS_R4 - 1] &
	136	SSB_SPROM_REVISION_REV;
	137
27f18dc2 RM	138	for (i = 0; i < 3; i++) {
	139	v = sprom[SPOFF(SSB_SPROM8_IL0MAC) + i];
	140	(((__be16 )bus->sprom.il0mac) + i) = cpu_to_be16(v);
	141	}
d703a5ae	142
b35a9aca RM	143	SPEX(board_rev, SSB_SPROM8_BOARDREV, ~0, 0);
	144
	145	SPEX(txpid2g[0], SSB_SPROM4_TXPID2G01, SSB_SPROM4_TXPID2G0,
	146	SSB_SPROM4_TXPID2G0_SHIFT);
	147	SPEX(txpid2g[1], SSB_SPROM4_TXPID2G01, SSB_SPROM4_TXPID2G1,
	148	SSB_SPROM4_TXPID2G1_SHIFT);
	149	SPEX(txpid2g[2], SSB_SPROM4_TXPID2G23, SSB_SPROM4_TXPID2G2,
	150	SSB_SPROM4_TXPID2G2_SHIFT);
	151	SPEX(txpid2g[3], SSB_SPROM4_TXPID2G23, SSB_SPROM4_TXPID2G3,
	152	SSB_SPROM4_TXPID2G3_SHIFT);
	153
	154	SPEX(txpid5gl[0], SSB_SPROM4_TXPID5GL01, SSB_SPROM4_TXPID5GL0,
	155	SSB_SPROM4_TXPID5GL0_SHIFT);
	156	SPEX(txpid5gl[1], SSB_SPROM4_TXPID5GL01, SSB_SPROM4_TXPID5GL1,
	157	SSB_SPROM4_TXPID5GL1_SHIFT);
	158	SPEX(txpid5gl[2], SSB_SPROM4_TXPID5GL23, SSB_SPROM4_TXPID5GL2,
	159	SSB_SPROM4_TXPID5GL2_SHIFT);
	160	SPEX(txpid5gl[3], SSB_SPROM4_TXPID5GL23, SSB_SPROM4_TXPID5GL3,
	161	SSB_SPROM4_TXPID5GL3_SHIFT);
	162
	163	SPEX(txpid5g[0], SSB_SPROM4_TXPID5G01, SSB_SPROM4_TXPID5G0,
	164	SSB_SPROM4_TXPID5G0_SHIFT);
	165	SPEX(txpid5g[1], SSB_SPROM4_TXPID5G01, SSB_SPROM4_TXPID5G1,
	166	SSB_SPROM4_TXPID5G1_SHIFT);
	167	SPEX(txpid5g[2], SSB_SPROM4_TXPID5G23, SSB_SPROM4_TXPID5G2,
	168	SSB_SPROM4_TXPID5G2_SHIFT);
	169	SPEX(txpid5g[3], SSB_SPROM4_TXPID5G23, SSB_SPROM4_TXPID5G3,
	170	SSB_SPROM4_TXPID5G3_SHIFT);
	171
	172	SPEX(txpid5gh[0], SSB_SPROM4_TXPID5GH01, SSB_SPROM4_TXPID5GH0,
	173	SSB_SPROM4_TXPID5GH0_SHIFT);
	174	SPEX(txpid5gh[1], SSB_SPROM4_TXPID5GH01, SSB_SPROM4_TXPID5GH1,
	175	SSB_SPROM4_TXPID5GH1_SHIFT);
	176	SPEX(txpid5gh[2], SSB_SPROM4_TXPID5GH23, SSB_SPROM4_TXPID5GH2,
	177	SSB_SPROM4_TXPID5GH2_SHIFT);
	178	SPEX(txpid5gh[3], SSB_SPROM4_TXPID5GH23, SSB_SPROM4_TXPID5GH3,
	179	SSB_SPROM4_TXPID5GH3_SHIFT);
	180
	181	SPEX(boardflags_lo, SSB_SPROM8_BFLLO, ~0, 0);
	182	SPEX(boardflags_hi, SSB_SPROM8_BFLHI, ~0, 0);
	183	SPEX(boardflags2_lo, SSB_SPROM8_BFL2LO, ~0, 0);
	184	SPEX(boardflags2_hi, SSB_SPROM8_BFL2HI, ~0, 0);
	185
	186	SPEX(country_code, SSB_SPROM8_CCODE, ~0, 0);
	187
	188	SPEX(fem.ghz2.tssipos, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_TSSIPOS,
	189	SSB_SROM8_FEM_TSSIPOS_SHIFT);
	190	SPEX(fem.ghz2.extpa_gain, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_EXTPA_GAIN,
	191	SSB_SROM8_FEM_EXTPA_GAIN_SHIFT);
	192	SPEX(fem.ghz2.pdet_range, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_PDET_RANGE,
	193	SSB_SROM8_FEM_PDET_RANGE_SHIFT);
	194	SPEX(fem.ghz2.tr_iso, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_TR_ISO,
	195	SSB_SROM8_FEM_TR_ISO_SHIFT);
	196	SPEX(fem.ghz2.antswlut, SSB_SPROM8_FEM2G, SSB_SROM8_FEM_ANTSWLUT,
	197	SSB_SROM8_FEM_ANTSWLUT_SHIFT);
	198
	199	SPEX(fem.ghz5.tssipos, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_TSSIPOS,
	200	SSB_SROM8_FEM_TSSIPOS_SHIFT);
	201	SPEX(fem.ghz5.extpa_gain, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_EXTPA_GAIN,
	202	SSB_SROM8_FEM_EXTPA_GAIN_SHIFT);
	203	SPEX(fem.ghz5.pdet_range, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_PDET_RANGE,
	204	SSB_SROM8_FEM_PDET_RANGE_SHIFT);
	205	SPEX(fem.ghz5.tr_iso, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_TR_ISO,
	206	SSB_SROM8_FEM_TR_ISO_SHIFT);
207	SPEX(fem.ghz5.antswlut, SSB_SPROM8_FEM5G, SSB_SROM8_FEM_ANTSWLUT,
208	SSB_SROM8_FEM_ANTSWLUT_SHIFT);
27f18dc2 RM	209	}
	210
	211	int bcma_sprom_get(struct bcma_bus *bus)
	212	{
eb1577b7	213	u16 offset;
27f18dc2 RM	214	u16 *sprom;
	215	int err = 0;
	216
	217	if (!bus->drv_cc.core)
	218	return -EOPNOTSUPP;
	219
534e7a45 HM	220	if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM))
	221	return -ENOENT;
	222
27f18dc2 RM	223	sprom = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
	224	GFP_KERNEL);
	225	if (!sprom)
	226	return -ENOMEM;
	227
984e5bef RM	228	if (bus->chipinfo.id == 0x4331)
	229	bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, false);
	230
eb1577b7 RM	231	/* Most cards have SPROM moved by additional offset 0x30 (48 dwords).
	232	* According to brcm80211 this applies to cards with PCIe rev >= 6
	233	* TODO: understand this condition and use it */
	234	offset = (bus->chipinfo.id == 0x4331) ? BCMA_CC_SPROM :
	235	BCMA_CC_SPROM_PCIE6;
	236	bcma_sprom_read(bus, offset, sprom);
27f18dc2	237
984e5bef RM	238	if (bus->chipinfo.id == 0x4331)
	239	bcma_chipco_bcm4331_ext_pa_lines_ctl(&bus->drv_cc, true);
	240
27f18dc2 RM	241	err = bcma_sprom_valid(sprom);
	242	if (err)
	243	goto out;
	244
	245	bcma_sprom_extract_r8(bus, sprom);
	246
	247	out:
	248	kfree(sprom);
	249	return err;
	250	}