diff options
| author | David Daney <ddaney@caviumnetworks.com> | 2010-10-08 01:03:51 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2010-10-29 20:08:41 +0200 |
| commit | 1fa25ab2caf79b99094c3da6e09f20a35e8f01f8 (patch) | |
| tree | e476c708e2bb7e9de70b1a7aeebef23ce6bdeef9 /drivers/ata | |
| parent | MIPS: Octeon: Use I/O clock rate for calculations. (diff) | |
| download | linux-1fa25ab2caf79b99094c3da6e09f20a35e8f01f8.tar.xz linux-1fa25ab2caf79b99094c3da6e09f20a35e8f01f8.zip | |
ATA: pata_octeon_cf: Use I/O clock rate for timing calculations.
The creation of the I/O clock domain requires some adjustments. Since the
CF bus timing logic is clocked by the I/O clock, use its rate for delay
calculations.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Cc: Jeff Garzik <jgarzik@pobox.com>
Cc: linux-ide@vger.kernel.org
Patchwork: http://patchwork.linux-mips.org/patch/1660/
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/pata_octeon_cf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c index 06ddd91ffeda..74b829817891 100644 --- a/drivers/ata/pata_octeon_cf.c +++ b/drivers/ata/pata_octeon_cf.c @@ -60,7 +60,7 @@ static unsigned int ns_to_tim_reg(unsigned int tim_mult, unsigned int nsecs) * Compute # of eclock periods to get desired duration in * nanoseconds. */ - val = DIV_ROUND_UP(nsecs * (octeon_get_clock_rate() / 1000000), + val = DIV_ROUND_UP(nsecs * (octeon_get_io_clock_rate() / 1000000), 1000 * tim_mult); return val; |