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| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-11-09 15:16:52 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-11-09 15:16:52 -0800 |
| commit | c4888f9ffafe7db107b7eafb3a68eaeeff3779c3 (patch) | |
| tree | d30da15f6b5d74c8c04fd92991af5e1615d95691 /drivers/serial | |
| parent | e36aeee65d4db050bd8713537416a0a0632db079 (diff) | |
| parent | 688016f4e2028e3c2c27e959ad001536e10ee2c5 (diff) | |
| download | linux-c4888f9ffafe7db107b7eafb3a68eaeeff3779c3.tar.gz linux-c4888f9ffafe7db107b7eafb3a68eaeeff3779c3.tar.bz2 linux-c4888f9ffafe7db107b7eafb3a68eaeeff3779c3.zip | |
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (37 commits)
[POWERPC] EEH: Make sure warning message is printed
[POWERPC] Make altivec code in swsusp_32.S depend on CONFIG_ALTIVEC
[POWERPC] windfarm: Fix windfarm thread freezer interaction
[POWERPC] Fix si_addr value on low level hash failures
[POWERPC] Refresh ppc64_defconfig and enable pasemi-related options
[POWERPC] pasemi: Update defconfig
[POWERPC] iSeries: Fix ref counting in vio setup
[POWERPC] ] Fix memset size error
[POWERPC] Fix link errors for allyesconfig
[POWERPC] iSeries_init_IRQ non-PCI tidy
[POWERPC] Change fallocate to match unistd.h on powerpc
[POWERPC] EEH: Avoid crash on null device
[POWERPC] EEH: Drivers that need reset trump others
[POWERPC] EEH: Clean up comments
[POWERPC] Fix off-by-one error in setting decrementer on Book E/4xx (v2)
[POWERPC] Fix switch_slb handling of 1T ESID values
[POWERPC] Fix build failure when CONFIG_VIRT_CPU_ACCOUNTING is not defined
[POWERPC] Include udbg.h when using udbg_printf
[POWERPC] Fix cache line vs. block size confusion
[POWERPC] Fix sysctl table check failure on PowerMac
...
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/uartlite.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c index dfef83f14960..a85f2d31a686 100644 --- a/drivers/serial/uartlite.c +++ b/drivers/serial/uartlite.c @@ -329,12 +329,14 @@ static struct uart_ops ulite_ops = { static void ulite_console_wait_tx(struct uart_port *port) { int i; + u8 val; - /* wait up to 10ms for the character(s) to be sent */ - for (i = 0; i < 10000; i++) { - if (readb(port->membase + ULITE_STATUS) & ULITE_STATUS_TXEMPTY) + /* Spin waiting for TX fifo to have space available */ + for (i = 0; i < 100000; i++) { + val = readb(port->membase + ULITE_STATUS); + if ((val & ULITE_STATUS_TXFULL) == 0) break; - udelay(1); + cpu_relax(); } } |