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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2011-05-10 13:30:45 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-05-10 13:30:45 -0700 |
| commit | 8a1629c771b1a60bc6d73394d869fe69b13200dc (patch) | |
| tree | 12f68138d95b70d450ab418fdfb300ebdcd2f003 /drivers/ata/pata_at91.c | |
| parent | 04aebcbb1b6dccadc8862b2765265f65a946db57 (diff) | |
| parent | 693d92a1bbc9e42681c42ed190bd42b636ca876f (diff) | |
| download | blackbird-op-linux-8a1629c771b1a60bc6d73394d869fe69b13200dc.tar.gz blackbird-op-linux-8a1629c771b1a60bc6d73394d869fe69b13200dc.zip | |
Merge branch 2.6.39-rc7 into usb-linus
This was needed to resolve a conflict in:
drivers/usb/host/isp1760-hcd.c
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/ata/pata_at91.c')
| -rw-r--r-- | drivers/ata/pata_at91.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/ata/pata_at91.c b/drivers/ata/pata_at91.c index 0da0dcc7dd08..a5fdbdcb0faf 100644 --- a/drivers/ata/pata_at91.c +++ b/drivers/ata/pata_at91.c @@ -33,11 +33,12 @@ #define DRV_NAME "pata_at91" -#define DRV_VERSION "0.1" +#define DRV_VERSION "0.2" #define CF_IDE_OFFSET 0x00c00000 #define CF_ALT_IDE_OFFSET 0x00e00000 #define CF_IDE_RES_SIZE 0x08 +#define NCS_RD_PULSE_LIMIT 0x3f /* maximal value for pulse bitfields */ struct at91_ide_info { unsigned long mode; @@ -49,8 +50,18 @@ struct at91_ide_info { void __iomem *alt_addr; }; -static const struct ata_timing initial_timing = - {XFER_PIO_0, 70, 290, 240, 600, 165, 150, 600, 0}; +static const struct ata_timing initial_timing = { + .mode = XFER_PIO_0, + .setup = 70, + .act8b = 290, + .rec8b = 240, + .cyc8b = 600, + .active = 165, + .recover = 150, + .dmack_hold = 0, + .cycle = 600, + .udma = 0 +}; static unsigned long calc_mck_cycles(unsigned long ns, unsigned long mck_hz) { @@ -109,6 +120,11 @@ static void set_smc_timing(struct device *dev, /* (CS0, CS1, DIR, OE) <= (CFCE1, CFCE2, CFRNW, NCSX) timings */ ncs_read_setup = 1; ncs_read_pulse = read_cycle - 2; + if (ncs_read_pulse > NCS_RD_PULSE_LIMIT) { + ncs_read_pulse = NCS_RD_PULSE_LIMIT; + dev_warn(dev, "ncs_read_pulse limited to maximal value %lu\n", + ncs_read_pulse); + } /* Write timings same as read timings */ write_cycle = read_cycle; |
