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spi: fsi: Handle 9 to 15 byte transfers lengths 

The trailing <len> - 8 bytes of transfer data in this size range is no
longer ignored.

Fixes: bbb6b2f986 ("spi: Add FSI-attached SPI controller driver")
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20200909222857.28653-2-eajames@linux.ibm.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Brad Bishop 2020-09-09 17:28:52 -05:00 committed by Mark Brown
parent 9d99e55833
commit 2b3cef0fc7
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 3 additions and 3 deletions
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6
drivers/spi/spi-fsi.c
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@ -258,15 +258,15 @@ static int fsi_spi_sequence_transfer(struct fsi_spi *ctx,
if (loops > 1) {
fsi_spi_sequence_add(seq, SPI_FSI_SEQUENCE_BRANCH(idx));
if (rem)
fsi_spi_sequence_add(seq, rem);
rc = fsi_spi_write_reg(ctx, SPI_FSI_COUNTER_CFG,
SPI_FSI_COUNTER_CFG_LOOPS(loops - 1));
if (rc)
return rc;
}
if (rem)
fsi_spi_sequence_add(seq, rem);
return 0;
}