From c26971cbb39727b0b692c6236f890ba13046a663 Mon Sep 17 00:00:00 2001 From: Richard Purdie Date: Thu, 8 Sep 2005 22:48:16 +0100 Subject: [PATCH] [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 Signed-off-by: Russell King --- 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 index 5223cd3..b53af57 100644 --- a/drivers/mmc/pxamci.c +++ b/drivers/mmc/pxamci.c @@ -423,7 +423,9 @@ static void pxamci_dma_irq(int dma, void *devid, struct pt_regs *regs) 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 index 9718063..88c17dd 100644 --- 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); -- 2.7.4