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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
View file

@ -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 = {

30
drivers/misc/stm32mp_fuse.c
View file

@ -20,7 +20,7 @@
*/
int fuse_read(u32 bank, u32 word, u32 *val)
{
int ret = 0;
int ret;
struct udevice *dev;
switch (bank) {
@ -32,9 +32,10 @@ int fuse_read(u32 bank, u32 word, u32 *val)
return ret;
ret = misc_read(dev, word * 4 + STM32_BSEC_SHADOW_OFFSET,
val, 4);
if (ret < 0)
return ret;
ret = 0;
if (ret != 4)
ret = -EINVAL;
else
ret = 0;
break;
#ifdef CONFIG_PMIC_STPMIC1
@ -67,9 +68,10 @@ int fuse_prog(u32 bank, u32 word, u32 val)
return ret;
ret = misc_write(dev, word * 4 + STM32_BSEC_OTP_OFFSET,
&val, 4);
if (ret < 0)
return ret;
ret = 0;
if (ret != 4)
ret = -EINVAL;
else
ret = 0;
break;
#ifdef CONFIG_PMIC_STPMIC1
@ -100,9 +102,10 @@ int fuse_sense(u32 bank, u32 word, u32 *val)
if (ret)
return ret;
ret = misc_read(dev, word * 4 + STM32_BSEC_OTP_OFFSET, val, 4);
if (ret < 0)
return ret;
ret = 0;
if (ret != 4)
ret = -EINVAL;
else
ret = 0;
break;
#ifdef CONFIG_PMIC_STPMIC1
@ -135,9 +138,10 @@ int fuse_override(u32 bank, u32 word, u32 val)
return ret;
ret = misc_write(dev, word * 4 + STM32_BSEC_SHADOW_OFFSET,
&val, 4);
if (ret < 0)
return ret;
ret = 0;
if (ret != 4)
ret = -EINVAL;
else
ret = 0;
break;
#ifdef CONFIG_PMIC_STPMIC1