tree 7fe39c6770cc87c3d04121cf92727c0ebebe0012
parent 01357dcac62ac028de65a1c315eb75c530c8a5d6
author Richard Purdie <[EMAIL PROTECTED]> Thu, 08 Sep 2005 22:48:16 +0100
committer Russell King <[EMAIL PROTECTED]> Thu, 08 Sep 2005 22:48:16 +0100
[MMC] Add mmc_detect_change() delay support for PXAMCI driver
Allow PXA platforms to pass an appropriate delay value to the
PXA MCI driver for delaying detection changes.
Signed-Off-By: Richard Purdie <[EMAIL PROTECTED]>
Signed-off-by: Russell King <[EMAIL PROTECTED]>
drivers/mmc/pxamci.c | 4 +++-
include/asm-arm/arch-pxa/mmc.h | 1 +
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/pxamci.c b/drivers/mmc/pxamci.c
--- a/drivers/mmc/pxamci.c
+++ b/drivers/mmc/pxamci.c
@@ -423,7 +423,9 @@ static void pxamci_dma_irq(int dma, void
static irqreturn_t pxamci_detect_irq(int irq, void *devid, struct pt_regs
*regs)
{
- mmc_detect_change(devid, 0);
+ struct pxamci_host *host = mmc_priv(devid);
+
+ mmc_detect_change(devid, host->pdata->detect_delay);
return IRQ_HANDLED;
}
diff --git a/include/asm-arm/arch-pxa/mmc.h b/include/asm-arm/arch-pxa/mmc.h
--- a/include/asm-arm/arch-pxa/mmc.h
+++ b/include/asm-arm/arch-pxa/mmc.h
@@ -9,6 +9,7 @@ struct mmc_host;
struct pxamci_platform_data {
unsigned int ocr_mask; /* available voltages */
+ unsigned long detect_delay; /* delay in jiffies before
detecting cards after interrupt */
int (*init)(struct device *, irqreturn_t (*)(int, void *, struct
pt_regs *), void *);
int (*get_ro)(struct device *);
void (*setpower)(struct device *, unsigned int);
-
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