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Merge master.kernel.org:/home/rmk/linux-2.6-mmc

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Linus Torvalds
2005-09-08 15:28:16 -07:00
parent 35b7ac4c48 c26971cbb3
commit 63068465fa
6 changed files with 23 additions and 10 deletions
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12
drivers/mmc/mmc.c
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@@ -1079,13 +1079,17 @@ static void mmc_setup(struct mmc_host *host)
/** /**
* mmc_detect_change - process change of state on a MMC socket * mmc_detect_change - process change of state on a MMC socket
* @host: host which changed state. * @host: host which changed state.
* @delay: optional delay to wait before detection (jiffies)
* *
* All we know is that card(s) have been inserted or removed * All we know is that card(s) have been inserted or removed
* from the socket(s). We don't know which socket or cards. * from the socket(s). We don't know which socket or cards.
*/ */
void mmc_detect_change(struct mmc_host *host) void mmc_detect_change(struct mmc_host *host, unsigned long delay)
{ {
schedule_work(&host->detect); if (delay)
schedule_delayed_work(&host->detect, delay);
else
schedule_work(&host->detect);
} }
EXPORT_SYMBOL(mmc_detect_change); EXPORT_SYMBOL(mmc_detect_change);
@@ -1189,7 +1193,7 @@ int mmc_add_host(struct mmc_host *host)
ret = mmc_add_host_sysfs(host); ret = mmc_add_host_sysfs(host);
if (ret == 0) { if (ret == 0) {
mmc_power_off(host); mmc_power_off(host);
mmc_detect_change(host); mmc_detect_change(host, 0);
} }
return ret; return ret;
@@ -1259,7 +1263,7 @@ EXPORT_SYMBOL(mmc_suspend_host);
*/ */
int mmc_resume_host(struct mmc_host *host) int mmc_resume_host(struct mmc_host *host)
{ {
mmc_detect_change(host); mmc_detect_change(host, 0);
return 0; return 0;
} }

2
drivers/mmc/mmci.c
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@@ -442,7 +442,7 @@ static void mmci_check_status(unsigned long data)
status = host->plat->status(mmc_dev(host->mmc)); status = host->plat->status(mmc_dev(host->mmc));
if (status ^ host->oldstat) if (status ^ host->oldstat)
mmc_detect_change(host->mmc); mmc_detect_change(host->mmc, 0);
host->oldstat = status; host->oldstat = status;
mod_timer(&host->timer, jiffies + HZ); mod_timer(&host->timer, jiffies + HZ);

4
drivers/mmc/pxamci.c
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@@ -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) static irqreturn_t pxamci_detect_irq(int irq, void *devid, struct pt_regs *regs)
{ {
mmc_detect_change(devid); struct pxamci_host *host = mmc_priv(devid);
mmc_detect_change(devid, host->pdata->detect_delay);
return IRQ_HANDLED; return IRQ_HANDLED;
} }

4
drivers/mmc/wbsd.c
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@@ -1122,7 +1122,7 @@ static void wbsd_detect_card(unsigned long data)
DBG("Executing card detection\n"); DBG("Executing card detection\n");
mmc_detect_change(host->mmc); mmc_detect_change(host->mmc, 0);
} }
/* /*
@@ -1198,7 +1198,7 @@ static void wbsd_tasklet_card(unsigned long param)
*/ */
spin_unlock(&host->lock); spin_unlock(&host->lock);
mmc_detect_change(host->mmc); mmc_detect_change(host->mmc, 0);
} }
else else
spin_unlock(&host->lock); spin_unlock(&host->lock);

1
include/asm-arm/arch-pxa/mmc.h
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@@ -9,6 +9,7 @@ struct mmc_host;
struct pxamci_platform_data { struct pxamci_platform_data {
unsigned int ocr_mask; /* available voltages */ 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 (*init)(struct device *, irqreturn_t (*)(int, void *, struct pt_regs *), void *);
int (*get_ro)(struct device *); int (*get_ro)(struct device *);
void (*setpower)(struct device *, unsigned int); void (*setpower)(struct device *, unsigned int);

10
include/linux/mmc/host.h
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@@ -109,6 +109,8 @@ struct mmc_host {
struct mmc_card *card_selected; /* the selected MMC card */ struct mmc_card *card_selected; /* the selected MMC card */
struct work_struct detect; struct work_struct detect;
unsigned long private[0] ____cacheline_aligned;
}; };
extern struct mmc_host *mmc_alloc_host(int extra, struct device *); extern struct mmc_host *mmc_alloc_host(int extra, struct device *);
@@ -116,14 +118,18 @@ extern int mmc_add_host(struct mmc_host *);
extern void mmc_remove_host(struct mmc_host *); extern void mmc_remove_host(struct mmc_host *);
extern void mmc_free_host(struct mmc_host *); extern void mmc_free_host(struct mmc_host *);
#define mmc_priv(x) ((void *)((x) + 1)) static inline void *mmc_priv(struct mmc_host *host)
{
return (void *)host->private;
}
#define mmc_dev(x) ((x)->dev) #define mmc_dev(x) ((x)->dev)
#define mmc_hostname(x) ((x)->class_dev.class_id) #define mmc_hostname(x) ((x)->class_dev.class_id)
extern int mmc_suspend_host(struct mmc_host *, pm_message_t); extern int mmc_suspend_host(struct mmc_host *, pm_message_t);
extern int mmc_resume_host(struct mmc_host *); extern int mmc_resume_host(struct mmc_host *);
extern void mmc_detect_change(struct mmc_host *); extern void mmc_detect_change(struct mmc_host *, unsigned long delay);
extern void mmc_request_done(struct mmc_host *, struct mmc_request *); extern void mmc_request_done(struct mmc_host *, struct mmc_request *);
#endif #endif