diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-05-14 12:06:36 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-05-14 12:06:36 +0200 |
| commit | a18f22a968de17b29f2310cdb7ba69163e65ec15 (patch) | |
| tree | a7d56d88fad5e444d7661484109758a2f436129e /drivers/spi/spi_bitbang.c | |
| parent | a1c57e0fec53defe745e64417eacdbd3618c3e66 (diff) | |
| parent | 798778b8653f64b7b2162ac70eca10367cff6ce8 (diff) | |
Merge branch 'consolidate-clksrc-i8253' of master.kernel.org:~rmk/linux-2.6-arm into timers/clocksource
Conflicts:
arch/ia64/kernel/cyclone.c
arch/mips/kernel/i8253.c
arch/x86/kernel/i8253.c
Reason: Resolve conflicts so further cleanups do not conflict further
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/spi/spi_bitbang.c')
| -rw-r--r-- | drivers/spi/spi_bitbang.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/spi/spi_bitbang.c b/drivers/spi/spi_bitbang.c index 8b55724d5f3..14a63f6010d 100644 --- a/drivers/spi/spi_bitbang.c +++ b/drivers/spi/spi_bitbang.c @@ -259,10 +259,6 @@ static void bitbang_work(struct work_struct *work) struct spi_bitbang *bitbang = container_of(work, struct spi_bitbang, work); unsigned long flags; - int (*setup_transfer)(struct spi_device *, - struct spi_transfer *); - - setup_transfer = bitbang->setup_transfer; spin_lock_irqsave(&bitbang->lock, flags); bitbang->busy = 1; @@ -300,11 +296,7 @@ static void bitbang_work(struct work_struct *work) /* init (-1) or override (1) transfer params */ if (do_setup != 0) { - if (!setup_transfer) { - status = -ENOPROTOOPT; - break; - } - status = setup_transfer(spi, t); + status = bitbang->setup_transfer(spi, t); if (status < 0) break; if (do_setup == -1) @@ -465,6 +457,9 @@ int spi_bitbang_start(struct spi_bitbang *bitbang) } } else if (!bitbang->master->setup) return -EINVAL; + if (bitbang->master->transfer == spi_bitbang_transfer && + !bitbang->setup_transfer) + return -EINVAL; /* this task is the only thing to touch the SPI bits */ bitbang->busy = 0; |