From b63038d6f4ca5d1849ce01d9fc5bb9cb426dec73 Mon Sep 17 00:00:00 2001 From: Ulf Hansson Date: Tue, 13 Dec 2011 16:51:04 +0100 Subject: ARM: 7214/1: mmc: mmci: Fixup handling of MCI_STARTBITERR The interrupt was previously enabled and then correctly cleared. Now we also handle it correctly. Cc: Tested-by: Linus Walleij Signed-off-by: Ulf Hansson Signed-off-by: Russell King --- drivers/mmc/host/mmci.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'drivers/mmc/host') diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 50b5f9926f64..826598115abd 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -675,7 +675,8 @@ 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 */ @@ -955,8 +956,9 @@ 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; -- cgit v1.2.3 From 3b6e3c73851a9a4b0e6ed9d378206341dd65e8a5 Mon Sep 17 00:00:00 2001 From: Ulf Hansson Date: Tue, 13 Dec 2011 16:58:43 +0100 Subject: ARM: 7220/1: mmc: mmci: Fixup error handling for dma When getting a cmd irq during an ongoing data transfer with dma, the dma job were never terminated. This is now corrected. Cc: Tested-by: Linus Walleij Signed-off-by: Per Forlin Signed-off-by: Ulf Hansson Signed-off-by: Russell King --- drivers/mmc/host/mmci.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/mmc/host') diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 826598115abd..0726e59fd418 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -755,8 +755,12 @@ mmci_cmd_irq(struct mmci_host *host, struct mmc_command *cmd, } if (!cmd->data || cmd->error) { - if (host->data) + if (host->data) { + /* Terminate the DMA transfer */ + if (dma_inprogress(host)) + mmci_dma_data_error(host); mmci_stop_data(host); + } mmci_request_end(host, cmd->mrq); } else if (!(cmd->data->flags & MMC_DATA_READ)) { mmci_start_data(host, cmd->data); -- cgit v1.2.3