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Kirill Smelkov
linux
Commits
c1f4a149
Commit
c1f4a149
authored
Dec 16, 2015
by
Mark Brown
Browse files
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Merge remote-tracking branches 'spi/fix/dspi' and 'spi/fix/spidev' into spi-linus
parents
9ce5db27
ef22d160
56ea1075
Changes
2
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2 changed files
with
7 additions
and
7 deletions
+7
-7
drivers/spi/spi-fsl-dspi.c
drivers/spi/spi-fsl-dspi.c
+6
-6
drivers/spi/spidev.c
drivers/spi/spidev.c
+1
-1
No files found.
drivers/spi/spi-fsl-dspi.c
View file @
c1f4a149
...
@@ -167,7 +167,7 @@ static inline int is_double_byte_mode(struct fsl_dspi *dspi)
...
@@ -167,7 +167,7 @@ static inline int is_double_byte_mode(struct fsl_dspi *dspi)
{
{
unsigned
int
val
;
unsigned
int
val
;
regmap_read
(
dspi
->
regmap
,
SPI_CTAR
(
dspi
->
cs
),
&
val
);
regmap_read
(
dspi
->
regmap
,
SPI_CTAR
(
0
),
&
val
);
return
((
val
&
SPI_FRAME_BITS_MASK
)
==
SPI_FRAME_BITS
(
8
))
?
0
:
1
;
return
((
val
&
SPI_FRAME_BITS_MASK
)
==
SPI_FRAME_BITS
(
8
))
?
0
:
1
;
}
}
...
@@ -257,7 +257,7 @@ static u32 dspi_data_to_pushr(struct fsl_dspi *dspi, int tx_word)
...
@@ -257,7 +257,7 @@ static u32 dspi_data_to_pushr(struct fsl_dspi *dspi, int tx_word)
return
SPI_PUSHR_TXDATA
(
d16
)
|
return
SPI_PUSHR_TXDATA
(
d16
)
|
SPI_PUSHR_PCS
(
dspi
->
cs
)
|
SPI_PUSHR_PCS
(
dspi
->
cs
)
|
SPI_PUSHR_CTAS
(
dspi
->
cs
)
|
SPI_PUSHR_CTAS
(
0
)
|
SPI_PUSHR_CONT
;
SPI_PUSHR_CONT
;
}
}
...
@@ -290,7 +290,7 @@ static int dspi_eoq_write(struct fsl_dspi *dspi)
...
@@ -290,7 +290,7 @@ static int dspi_eoq_write(struct fsl_dspi *dspi)
*/
*/
if
(
tx_word
&&
(
dspi
->
len
==
1
))
{
if
(
tx_word
&&
(
dspi
->
len
==
1
))
{
dspi
->
dataflags
|=
TRAN_STATE_WORD_ODD_NUM
;
dspi
->
dataflags
|=
TRAN_STATE_WORD_ODD_NUM
;
regmap_update_bits
(
dspi
->
regmap
,
SPI_CTAR
(
dspi
->
cs
),
regmap_update_bits
(
dspi
->
regmap
,
SPI_CTAR
(
0
),
SPI_FRAME_BITS_MASK
,
SPI_FRAME_BITS
(
8
));
SPI_FRAME_BITS_MASK
,
SPI_FRAME_BITS
(
8
));
tx_word
=
0
;
tx_word
=
0
;
}
}
...
@@ -339,7 +339,7 @@ static int dspi_tcfq_write(struct fsl_dspi *dspi)
...
@@ -339,7 +339,7 @@ static int dspi_tcfq_write(struct fsl_dspi *dspi)
if
(
tx_word
&&
(
dspi
->
len
==
1
))
{
if
(
tx_word
&&
(
dspi
->
len
==
1
))
{
dspi
->
dataflags
|=
TRAN_STATE_WORD_ODD_NUM
;
dspi
->
dataflags
|=
TRAN_STATE_WORD_ODD_NUM
;
regmap_update_bits
(
dspi
->
regmap
,
SPI_CTAR
(
dspi
->
cs
),
regmap_update_bits
(
dspi
->
regmap
,
SPI_CTAR
(
0
),
SPI_FRAME_BITS_MASK
,
SPI_FRAME_BITS
(
8
));
SPI_FRAME_BITS_MASK
,
SPI_FRAME_BITS
(
8
));
tx_word
=
0
;
tx_word
=
0
;
}
}
...
@@ -407,7 +407,7 @@ static int dspi_transfer_one_message(struct spi_master *master,
...
@@ -407,7 +407,7 @@ static int dspi_transfer_one_message(struct spi_master *master,
regmap_update_bits
(
dspi
->
regmap
,
SPI_MCR
,
regmap_update_bits
(
dspi
->
regmap
,
SPI_MCR
,
SPI_MCR_CLR_TXF
|
SPI_MCR_CLR_RXF
,
SPI_MCR_CLR_TXF
|
SPI_MCR_CLR_RXF
,
SPI_MCR_CLR_TXF
|
SPI_MCR_CLR_RXF
);
SPI_MCR_CLR_TXF
|
SPI_MCR_CLR_RXF
);
regmap_write
(
dspi
->
regmap
,
SPI_CTAR
(
dspi
->
cs
),
regmap_write
(
dspi
->
regmap
,
SPI_CTAR
(
0
),
dspi
->
cur_chip
->
ctar_val
);
dspi
->
cur_chip
->
ctar_val
);
trans_mode
=
dspi
->
devtype_data
->
trans_mode
;
trans_mode
=
dspi
->
devtype_data
->
trans_mode
;
...
@@ -566,7 +566,7 @@ static irqreturn_t dspi_interrupt(int irq, void *dev_id)
...
@@ -566,7 +566,7 @@ static irqreturn_t dspi_interrupt(int irq, void *dev_id)
if
(
!
dspi
->
len
)
{
if
(
!
dspi
->
len
)
{
if
(
dspi
->
dataflags
&
TRAN_STATE_WORD_ODD_NUM
)
{
if
(
dspi
->
dataflags
&
TRAN_STATE_WORD_ODD_NUM
)
{
regmap_update_bits
(
dspi
->
regmap
,
regmap_update_bits
(
dspi
->
regmap
,
SPI_CTAR
(
dspi
->
cs
),
SPI_CTAR
(
0
),
SPI_FRAME_BITS_MASK
,
SPI_FRAME_BITS_MASK
,
SPI_FRAME_BITS
(
16
));
SPI_FRAME_BITS
(
16
));
dspi
->
dataflags
&=
~
TRAN_STATE_WORD_ODD_NUM
;
dspi
->
dataflags
&=
~
TRAN_STATE_WORD_ODD_NUM
;
...
...
drivers/spi/spidev.c
View file @
c1f4a149
...
@@ -651,11 +651,11 @@ static int spidev_release(struct inode *inode, struct file *filp)
...
@@ -651,11 +651,11 @@ static int spidev_release(struct inode *inode, struct file *filp)
kfree
(
spidev
->
rx_buffer
);
kfree
(
spidev
->
rx_buffer
);
spidev
->
rx_buffer
=
NULL
;
spidev
->
rx_buffer
=
NULL
;
spin_lock_irq
(
&
spidev
->
spi_lock
);
if
(
spidev
->
spi
)
if
(
spidev
->
spi
)
spidev
->
speed_hz
=
spidev
->
spi
->
max_speed_hz
;
spidev
->
speed_hz
=
spidev
->
spi
->
max_speed_hz
;
/* ... after we unbound from the underlying device? */
/* ... after we unbound from the underlying device? */
spin_lock_irq
(
&
spidev
->
spi_lock
);
dofree
=
(
spidev
->
spi
==
NULL
);
dofree
=
(
spidev
->
spi
==
NULL
);
spin_unlock_irq
(
&
spidev
->
spi_lock
);
spin_unlock_irq
(
&
spidev
->
spi_lock
);
...
...
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