diff options
| author | Ulf Hansson <ulf.hansson@stericsson.com> | 2011-12-13 16:51:04 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2012-01-06 14:17:19 -0800 |
| commit | 62f75a5704eb27b1e67d28235f6aa6a8d3798662 (patch) | |
| tree | f4b375ab737beba6df8c1b4fe9a5d82585d9e47c /drivers | |
| parent | 2afb2920cb25c74bbb16a6b60c6316fb02f434c0 (diff) | |
| download | lwn-62f75a5704eb27b1e67d28235f6aa6a8d3798662.tar.gz lwn-62f75a5704eb27b1e67d28235f6aa6a8d3798662.zip | |
ARM: 7214/1: mmc: mmci: Fixup handling of MCI_STARTBITERR
commit b63038d6f4ca5d1849ce01d9fc5bb9cb426dec73 upstream.
The interrupt was previously enabled and then correctly cleared.
Now we also handle it correctly.
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/mmci.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 56e9a4168264..94607cda5abd 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -673,7 +673,8 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data, unsigned int status) { /* First check for errors */ - if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_TXUNDERRUN|MCI_RXOVERRUN)) { + if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_STARTBITERR| + MCI_TXUNDERRUN|MCI_RXOVERRUN)) { u32 remain, success; /* Terminate the DMA transfer */ @@ -953,8 +954,9 @@ static irqreturn_t mmci_irq(int irq, void *dev_id) dev_dbg(mmc_dev(host->mmc), "irq0 (data+cmd) %08x\n", status); data = host->data; - if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_TXUNDERRUN| - MCI_RXOVERRUN|MCI_DATAEND|MCI_DATABLOCKEND) && data) + if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_STARTBITERR| + MCI_TXUNDERRUN|MCI_RXOVERRUN|MCI_DATAEND| + MCI_DATABLOCKEND) && data) mmci_data_irq(host, data, status); cmd = host->cmd; |