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path: root/drivers/net/wireless/brcm80211/brcmsmac/otp.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac/otp.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/otp.c76
1 files changed, 30 insertions, 46 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/otp.c b/drivers/net/wireless/brcm80211/brcmsmac/otp.c
index edf551561fd8..f1ca12625860 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/otp.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/otp.c
@@ -77,7 +77,7 @@ struct otp_fn_s {
};
struct otpinfo {
- uint ccrev; /* chipc revision */
+ struct bcma_device *core; /* chipc core */
const struct otp_fn_s *fn; /* OTP functions */
struct si_pub *sih; /* Saved sb handle */
@@ -133,9 +133,10 @@ struct otpinfo {
#define OTP_SZ_FU_144 (144/8) /* 144 bits */
static u16
-ipxotp_otpr(struct otpinfo *oi, struct chipcregs __iomem *cc, uint wn)
+ipxotp_otpr(struct otpinfo *oi, uint wn)
{
- return R_REG(&cc->sromotp[wn]);
+ return bcma_read16(oi->core,
+ CHIPCREGOFFS(sromotp[wn]));
}
/*
@@ -146,7 +147,7 @@ static int ipxotp_max_rgnsz(struct si_pub *sih, int osizew)
{
int ret = 0;
- switch (sih->chip) {
+ switch (ai_get_chip_id(sih)) {
case BCM43224_CHIP_ID:
case BCM43225_CHIP_ID:
ret = osizew * 2 - OTP_SZ_FU_72 - OTP_SZ_CHECKSUM;
@@ -161,19 +162,21 @@ static int ipxotp_max_rgnsz(struct si_pub *sih, int osizew)
return ret;
}
-static void _ipxotp_init(struct otpinfo *oi, struct chipcregs __iomem *cc)
+static void _ipxotp_init(struct otpinfo *oi)
{
uint k;
u32 otpp, st;
+ int ccrev = ai_get_ccrev(oi->sih);
+
/*
* record word offset of General Use Region
* for various chipcommon revs
*/
- if (oi->sih->ccrev == 21 || oi->sih->ccrev == 24
- || oi->sih->ccrev == 27) {
+ if (ccrev == 21 || ccrev == 24
+ || ccrev == 27) {
oi->otpgu_base = REVA4_OTPGU_BASE;
- } else if (oi->sih->ccrev == 36) {
+ } else if (ccrev == 36) {
/*
* OTP size greater than equal to 2KB (128 words),
* otpgu_base is similar to rev23
@@ -182,7 +185,7 @@ static void _ipxotp_init(struct otpinfo *oi, struct chipcregs __iomem *cc)
oi->otpgu_base = REVB8_OTPGU_BASE;
else
oi->otpgu_base = REV36_OTPGU_BASE;
- } else if (oi->sih->ccrev == 23 || oi->sih->ccrev >= 25) {
+ } else if (ccrev == 23 || ccrev >= 25) {
oi->otpgu_base = REVB8_OTPGU_BASE;
}
@@ -190,24 +193,21 @@ static void _ipxotp_init(struct otpinfo *oi, struct chipcregs __iomem *cc)
otpp =
OTPP_START_BUSY | ((OTPPOC_INIT << OTPP_OC_SHIFT) & OTPP_OC_MASK);
- W_REG(&cc->otpprog, otpp);
- for (k = 0;
- ((st = R_REG(&cc->otpprog)) & OTPP_START_BUSY)
- && (k < OTPP_TRIES); k++)
- ;
+ bcma_write32(oi->core, CHIPCREGOFFS(otpprog), otpp);
+ st = bcma_read32(oi->core, CHIPCREGOFFS(otpprog));
+ for (k = 0; (st & OTPP_START_BUSY) && (k < OTPP_TRIES); k++)
+ st = bcma_read32(oi->core, CHIPCREGOFFS(otpprog));
if (k >= OTPP_TRIES)
return;
/* Read OTP lock bits and subregion programmed indication bits */
- oi->status = R_REG(&cc->otpstatus);
+ oi->status = bcma_read32(oi->core, CHIPCREGOFFS(otpstatus));
- if ((oi->sih->chip == BCM43224_CHIP_ID)
- || (oi->sih->chip == BCM43225_CHIP_ID)) {
+ if ((ai_get_chip_id(oi->sih) == BCM43224_CHIP_ID)
+ || (ai_get_chip_id(oi->sih) == BCM43225_CHIP_ID)) {
u32 p_bits;
- p_bits =
- (ipxotp_otpr(oi, cc, oi->otpgu_base + OTPGU_P_OFF) &
- OTPGU_P_MSK)
- >> OTPGU_P_SHIFT;
+ p_bits = (ipxotp_otpr(oi, oi->otpgu_base + OTPGU_P_OFF) &
+ OTPGU_P_MSK) >> OTPGU_P_SHIFT;
oi->status |= (p_bits << OTPS_GUP_SHIFT);
}
@@ -220,7 +220,7 @@ static void _ipxotp_init(struct otpinfo *oi, struct chipcregs __iomem *cc)
oi->hwlim = oi->wsize;
if (oi->status & OTPS_GUP_HW) {
oi->hwlim =
- ipxotp_otpr(oi, cc, oi->otpgu_base + OTPGU_HSB_OFF) / 16;
+ ipxotp_otpr(oi, oi->otpgu_base + OTPGU_HSB_OFF) / 16;
oi->swbase = oi->hwlim;
} else
oi->swbase = oi->hwbase;
@@ -230,7 +230,7 @@ static void _ipxotp_init(struct otpinfo *oi, struct chipcregs __iomem *cc)
if (oi->status & OTPS_GUP_SW) {
oi->swlim =
- ipxotp_otpr(oi, cc, oi->otpgu_base + OTPGU_SFB_OFF) / 16;
+ ipxotp_otpr(oi, oi->otpgu_base + OTPGU_SFB_OFF) / 16;
oi->fbase = oi->swlim;
} else
oi->fbase = oi->swbase;
@@ -240,11 +240,8 @@ static void _ipxotp_init(struct otpinfo *oi, struct chipcregs __iomem *cc)
static int ipxotp_init(struct si_pub *sih, struct otpinfo *oi)
{
- uint idx;
- struct chipcregs __iomem *cc;
-
/* Make sure we're running IPX OTP */
- if (!OTPTYPE_IPX(sih->ccrev))
+ if (!OTPTYPE_IPX(ai_get_ccrev(sih)))
return -EBADE;
/* Make sure OTP is not disabled */
@@ -252,7 +249,7 @@ static int ipxotp_init(struct si_pub *sih, struct otpinfo *oi)
return -EBADE;
/* Check for otp size */
- switch ((sih->cccaps & CC_CAP_OTPSIZE) >> CC_CAP_OTPSIZE_SHIFT) {
+ switch ((ai_get_cccaps(sih) & CC_CAP_OTPSIZE) >> CC_CAP_OTPSIZE_SHIFT) {
case 0:
/* Nothing there */
return -EBADE;
@@ -282,21 +279,13 @@ static int ipxotp_init(struct si_pub *sih, struct otpinfo *oi)
}
/* Retrieve OTP region info */
- idx = ai_coreidx(sih);
- cc = ai_setcoreidx(sih, SI_CC_IDX);
-
- _ipxotp_init(oi, cc);
-
- ai_setcoreidx(sih, idx);
-
+ _ipxotp_init(oi);
return 0;
}
static int
ipxotp_read_region(struct otpinfo *oi, int region, u16 *data, uint *wlen)
{
- uint idx;
- struct chipcregs __iomem *cc;
uint base, i, sz;
/* Validate region selection */
@@ -365,14 +354,10 @@ ipxotp_read_region(struct otpinfo *oi, int region, u16 *data, uint *wlen)
return -EINVAL;
}
- idx = ai_coreidx(oi->sih);
- cc = ai_setcoreidx(oi->sih, SI_CC_IDX);
-
/* Read the data */
for (i = 0; i < sz; i++)
- data[i] = ipxotp_otpr(oi, cc, base + i);
+ data[i] = ipxotp_otpr(oi, base + i);
- ai_setcoreidx(oi->sih, idx);
*wlen = sz;
return 0;
}
@@ -384,14 +369,13 @@ static const struct otp_fn_s ipxotp_fn = {
static int otp_init(struct si_pub *sih, struct otpinfo *oi)
{
-
int ret;
memset(oi, 0, sizeof(struct otpinfo));
- oi->ccrev = sih->ccrev;
+ oi->core = ai_findcore(sih, BCMA_CORE_CHIPCOMMON, 0);
- if (OTPTYPE_IPX(oi->ccrev))
+ if (OTPTYPE_IPX(ai_get_ccrev(sih)))
oi->fn = &ipxotp_fn;
if (oi->fn == NULL)
@@ -399,7 +383,7 @@ static int otp_init(struct si_pub *sih, struct otpinfo *oi)
oi->sih = sih;
- ret = (oi->fn->init) (sih, oi);
+ ret = (oi->fn->init)(sih, oi);
return ret;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-10 08:58:24 +0000