diff options
author | Jiri Kosina <jkosina@suse.cz> | 2011-07-11 14:15:48 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2011-07-11 14:15:55 +0200 |
commit | b7e9c223be8ce335e30f2cf6ba588e6a4092275c (patch) | |
tree | 2d1e3b75606abc18df7ad65e51ac3f90cd68b38d /drivers/mmc/host/mmci.c | |
parent | c172d82500a6cf3c32d1e650722a1055d72ce858 (diff) | |
parent | e3bbfa78bab125f58b831b5f7f45b5a305091d72 (diff) | |
download | linux-b7e9c223be8ce335e30f2cf6ba588e6a4092275c.tar.bz2 |
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply pending patches that
are based on newer code already present upstream.
Diffstat (limited to 'drivers/mmc/host/mmci.c')
-rw-r--r-- | drivers/mmc/host/mmci.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 5da5bea0f9f0..fe140724a02e 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -582,6 +582,8 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data, data->error = -EILSEQ; } else if (status & MCI_DATATIMEOUT) { data->error = -ETIMEDOUT; + } else if (status & MCI_STARTBITERR) { + data->error = -ECOMM; } else if (status & MCI_TXUNDERRUN) { data->error = -EIO; } else if (status & MCI_RXOVERRUN) { @@ -1144,9 +1146,17 @@ static int __devinit mmci_probe(struct amba_device *dev, else if (ret != -ENOSYS) goto err_gpio_cd; + /* + * A gpio pin that will detect cards when inserted and removed + * will most likely want to trigger on the edges if it is + * 0 when ejected and 1 when inserted (or mutatis mutandis + * for the inverted case) so we request triggers on both + * edges. + */ ret = request_any_context_irq(gpio_to_irq(plat->gpio_cd), - mmci_cd_irq, 0, - DRIVER_NAME " (cd)", host); + mmci_cd_irq, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + DRIVER_NAME " (cd)", host); if (ret >= 0) host->gpio_cd_irq = gpio_to_irq(plat->gpio_cd); } |