diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-02-26 14:41:00 +1100 |
---|---|---|
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-02-26 14:41:00 +1100 |
commit | 874f2f997dbe041a6c6e509dae8656ed9022d65d (patch) | |
tree | 61898165882041ef7f9beaf2ef6663a1a4d3c29a /drivers/spi/spi_mpc8xxx.c | |
parent | 071c06cb570d38efe23a124e885f2f3e643a9206 (diff) | |
parent | 6ebdc661b608671e9ca572af8bb42d58108cc008 (diff) |
Merge commit 'origin/master' into next
Manual merge of:
drivers/char/hvc_console.c
drivers/char/hvc_console.h
Diffstat (limited to 'drivers/spi/spi_mpc8xxx.c')
-rw-r--r-- | drivers/spi/spi_mpc8xxx.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/spi/spi_mpc8xxx.c b/drivers/spi/spi_mpc8xxx.c index 1fb2a6ea328..4f0cc9d457e 100644 --- a/drivers/spi/spi_mpc8xxx.c +++ b/drivers/spi/spi_mpc8xxx.c @@ -365,7 +365,7 @@ int mpc8xxx_spi_setup_transfer(struct spi_device *spi, struct spi_transfer *t) if ((mpc8xxx_spi->spibrg / hz) > 64) { cs->hw_mode |= SPMODE_DIV16; - pm = mpc8xxx_spi->spibrg / (hz * 64); + pm = (mpc8xxx_spi->spibrg - 1) / (hz * 64) + 1; WARN_ONCE(pm > 16, "%s: Requested speed is too low: %d Hz. " "Will use %d Hz instead.\n", dev_name(&spi->dev), @@ -373,7 +373,7 @@ int mpc8xxx_spi_setup_transfer(struct spi_device *spi, struct spi_transfer *t) if (pm > 16) pm = 16; } else - pm = mpc8xxx_spi->spibrg / (hz * 4); + pm = (mpc8xxx_spi->spibrg - 1) / (hz * 4) + 1; if (pm) pm--; @@ -1328,7 +1328,7 @@ static struct of_platform_driver of_mpc8xxx_spi_driver = { static int __devinit plat_mpc8xxx_spi_probe(struct platform_device *pdev) { struct resource *mem; - unsigned int irq; + int irq; struct spi_master *master; if (!pdev->dev.platform_data) @@ -1339,7 +1339,7 @@ static int __devinit plat_mpc8xxx_spi_probe(struct platform_device *pdev) return -EINVAL; irq = platform_get_irq(pdev, 0); - if (!irq) + if (irq <= 0) return -EINVAL; master = mpc8xxx_spi_probe(&pdev->dev, mem, irq); |