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authorDavid Daney <ddaney@caviumnetworks.com>2010-10-07 19:03:51 -0400
committerRalf Baechle <ralf@linux-mips.org>2010-10-29 14:08:41 -0400
commit1fa25ab2caf79b99094c3da6e09f20a35e8f01f8 (patch)
treee476c708e2bb7e9de70b1a7aeebef23ce6bdeef9 /drivers/ata
parent4b8bca7028fbed182c78b4f86769e365f2075d8e (diff)
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.c2
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)
60 * Compute # of eclock periods to get desired duration in 60 * Compute # of eclock periods to get desired duration in
61 * nanoseconds. 61 * nanoseconds.
62 */ 62 */
63 val = DIV_ROUND_UP(nsecs * (octeon_get_clock_rate() / 1000000), 63 val = DIV_ROUND_UP(nsecs * (octeon_get_io_clock_rate() / 1000000),
64 1000 * tim_mult); 64 1000 * tim_mult);
65 65
66 return val; 66 return val;