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bsec: update after MISC u-class update

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Since the commit 8729b1ae2c ("misc: Update read() and
write() methods to return bytes xfered"); The misc bsec driver
need to be adapted to reflect the number of transferred bytes.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This commit is contained in:
Patrick Delaunay
2019-08-02 13:08:02 +02:00
committed by Patrice Chotard
parent 8c018234ea
commit 0c8620d2ff
2 changed files with 35 additions and 29 deletions
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34
arch/arm/mach-stm32mp/bsec.c
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@@ -364,15 +364,13 @@ static int stm32mp_bsec_read(struct udevice *dev, int offset,
offs -= STM32_BSEC_OTP_OFFSET;
shadow = false;
}
if (offs < 0 || (offs % 4) || (size % 4))
return -EINVAL;
otp = offs / sizeof(u32);
if (otp < 0 || (otp + nb_otp - 1) > BSEC_OTP_MAX_VALUE) {
dev_err(dev, "wrong value for otp, max value : %i\n",
BSEC_OTP_MAX_VALUE);
return -EINVAL;
}
for (i = otp; i < (otp + nb_otp); i++) {
for (i = otp; i < (otp + nb_otp) && i <= BSEC_OTP_MAX_VALUE; i++) {
u32 *addr = &((u32 *)buf)[i - otp];
if (shadow)
@@ -383,7 +381,10 @@ static int stm32mp_bsec_read(struct udevice *dev, int offset,
if (ret)
break;
}
return ret;
if (ret)
return ret;
else
return (i - otp) * 4;
}
static int stm32mp_bsec_write(struct udevice *dev, int offset,
@@ -400,15 +401,13 @@ static int stm32mp_bsec_write(struct udevice *dev, int offset,
offs -= STM32_BSEC_OTP_OFFSET;
shadow = false;
}
if (offs < 0 || (offs % 4) || (size % 4))
return -EINVAL;
otp = offs / sizeof(u32);
if (otp < 0 || (otp + nb_otp - 1) > BSEC_OTP_MAX_VALUE) {
dev_err(dev, "wrong value for otp, max value : %d\n",
BSEC_OTP_MAX_VALUE);
return -EINVAL;
}
for (i = otp; i < otp + nb_otp; i++) {
for (i = otp; i < otp + nb_otp && i <= BSEC_OTP_MAX_VALUE; i++) {
u32 *val = &((u32 *)buf)[i - otp];
if (shadow)
@@ -418,7 +417,10 @@ static int stm32mp_bsec_write(struct udevice *dev, int offset,
if (ret)
break;
}
return ret;
if (ret)
return ret;
else
return (i - otp) * 4;
}
static const struct misc_ops stm32mp_bsec_ops = {